feat(daemon): Implementing the basic Daemon with IPC Server and CLI Integration #612
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…ng suite - Added new commands for managing the cortexd daemon: install, uninstall, config, reload-config, version, ping, and run-tests. - Enhanced README.md with detailed usage instructions for daemon commands and background daemon documentation. - Updated TESTING.md to include instructions for running C++ daemon tests. - Integrated daemon command handling into the CLI for seamless user experience.
sujay-d07
requested review from
Anshgrover23,
Suyashd999 and
mikejmorgan-ai
as code owners
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Note Other AI code review bot(s) detectedCodeRabbit has detected other AI code review bot(s) in this pull request and will avoid duplicating their findings in the review comments. This may lead to a less comprehensive review. 📝 WalkthroughWalkthroughAdds a new native C++ background daemon "cortexd" with Unix-domain IPC, configuration, logging, service lifecycle and systemd integration; Python CLI wiring and a daemon IPC client; build/install/bootstrap scripts; extensive CMake-based unit and integration tests; and documentation updates for usage and testing. Changes
Sequence Diagram(s)sequenceDiagram
autonumber
participant User as User/CLI
participant PyCLI as Cortex CLI (Python)
participant PyClient as DaemonClient (Python)
participant IPC as IPC Server (Unix socket)
participant Daemon as cortexd (C++)
participant ConfigMgr as ConfigManager (C++)
User->>PyCLI: "cortex daemon config"
PyCLI->>PyClient: get_daemon_client()
PyClient->>IPC: send Request(method="config_get")
IPC->>Daemon: dispatch(Request)
Daemon->>ConfigMgr: get()
ConfigMgr-->>Daemon: Config
Daemon-->>IPC: Response(success=true,result={config})
IPC-->>PyClient: JSON response
PyClient-->>PyCLI: DaemonResponse
PyCLI-->>User: display config
User->>PyCLI: "cortex daemon reload-config"
PyCLI->>PyClient: config_reload()
PyClient->>IPC: send Request(method="config_reload")
IPC->>Daemon: dispatch(Request)
Daemon->>ConfigMgr: reload()
ConfigMgr-->>Daemon: bool
Daemon-->>IPC: Response(success=...)
IPC-->>PyClient: JSON response
PyClient-->>PyCLI: DaemonResponse
PyCLI-->>User: show result
Estimated code review effort🎯 4 (Complex) | ⏱️ ~60 minutes Suggested labels
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Summary of ChangesHello @sujay-d07, I'm Gemini Code Assist1! I'm currently reviewing this pull request and will post my feedback shortly. In the meantime, here's a summary to help you and other reviewers quickly get up to speed! This pull request establishes the fundamental background service for the Cortex AI Package Manager by introducing a new C++ daemon. It lays the groundwork for robust inter-process communication, system-level management, and flexible configuration, all accessible through an extended command-line interface. The implementation emphasizes efficiency and reliability, backed by a thorough testing suite and a user-friendly installation process. Highlights
Using Gemini Code AssistThe full guide for Gemini Code Assist can be found on our documentation page, here are some quick tips. Invoking Gemini You can request assistance from Gemini at any point by creating a comment using either
Customization To customize Gemini Code Assist for GitHub experience, repository maintainers can create a configuration file and/or provide a custom code review style guide (such as PEP-8 for Python) by creating and adding files to a Limitations & Feedback Gemini Code Assist may make mistakes. Please leave feedback on any instances where its feedback is incorrect or counter productive. You can react with 👍 and 👎 on @gemini-code-assist comments. If you're interested in giving your feedback about your experience with Gemini Code Assist for Github and other Google products, sign up here. You can also get AI-powered code generation, chat, as well as code reviews directly in the IDE at no cost with the Gemini Code Assist IDE Extension. Footnotes
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Pull request overview
This PR implements the core foundation for cortexd, a C++ background daemon for the Cortex AI Package Manager. It provides Unix socket IPC with JSON-RPC protocol, systemd integration with Type=notify and watchdog support, YAML-based configuration management, and basic IPC handlers. The implementation achieves the performance targets of <1s startup time and <30MB idle memory usage.
Changes:
- Implemented complete C++ daemon with IPC server, configuration management, and logging subsystem
- Added comprehensive test suite with 8 unit/integration tests running against static library
- Integrated daemon commands into Python CLI with IPC client for communication
Reviewed changes
Copilot reviewed 36 out of 36 changed files in this pull request and generated 12 comments.
Show a summary per file
| File | Description |
|---|---|
| daemon/src/main.cpp | Daemon entry point with CLI argument parsing |
| daemon/src/core/daemon.cpp | Main daemon coordinator with service lifecycle management |
| daemon/src/ipc/server.cpp | Unix socket IPC server with rate limiting |
| daemon/src/ipc/protocol.cpp | JSON-RPC protocol implementation |
| daemon/src/ipc/handlers.cpp | Basic IPC request handlers |
| daemon/src/config/config.cpp | YAML configuration management |
| daemon/src/utils/logger.cpp | Journald/stderr logging implementation |
| daemon/tests/* | 8 comprehensive unit and integration tests |
| daemon/CMakeLists.txt | Build configuration with dependencies |
| daemon/scripts/* | Build, install, and setup automation scripts |
| daemon/systemd/* | systemd service and socket unit files |
| cortex/daemon_client.py | Python IPC client for daemon communication |
| cortex/cli.py | CLI commands for daemon management |
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Code Review
This is an impressive pull request that lays a solid foundation for the cortexd daemon. The C++ code is well-structured, modern, and thoroughly tested. The integration with the Python CLI via IPC is clean, and the inclusion of detailed documentation and user-friendly setup scripts is commendable. I've identified a few areas for improvement, primarily concerning the robustness of the IPC protocol, a critical issue with the systemd socket activation configuration, and some opportunities for code refinement in the CLI. Overall, this is a high-quality contribution.
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Actionable comments posted: 15
Caution
Some comments are outside the diff and can’t be posted inline due to platform limitations.
⚠️ Outside diff range comments (1)
cortex/cli.py (1)
3318-3323: Duplicate line - message printed twice.Lines 3321-3322 print the same upgrade message twice. This appears to be a copy-paste error.
Proposed fix
console.print( f"[cyan]🔔 Cortex update available:[/cyan] " f"[green]{update_release.version}[/green]" ) - console.print( - " [dim]Run 'cortex update' to upgrade[/dim]" - ) console.print(" [dim]Run 'cortex update' to upgrade[/dim]") console.print()
🤖 Fix all issues with AI agents
In `@cortex/cli.py`:
- Around line 2912-2962: The _daemon_uninstall function currently runs sudo
commands immediately when args.execute is true; change it to require an explicit
user confirmation (unless a new --yes flag is passed) before any sudo
invocation. Update the CLI argparser to add a boolean --yes for the "daemon
uninstall" subcommand and in _daemon_uninstall check getattr(args, "yes", False)
or prompt the user (e.g., via input()/confirm) to proceed; if the user declines,
return 0. Apply this confirmation before running the uninstall_script subprocess
call and before iterating the manual commands array so both paths honor the
prompt.
In `@daemon/CMakeLists.txt`:
- Around line 58-67: The PATCH_COMMAND using sed -i inside
FetchContent_Declare(yaml-cpp) is non-portable and likely unnecessary because
yaml-cpp 0.8.0 already has a newer cmake_minimum_required; remove the entire
PATCH_COMMAND (and the trailing "|| true") from the FetchContent_Declare block,
or if a change is truly required, replace the sed approach with a portable
CMake-based file edit using file(READ ...) / string(REPLACE ...) / file(WRITE
...) applied to <SOURCE_DIR>/CMakeLists.txt; update references around
FetchContent_Declare(yaml-cpp) and ensure YAML_CPP_BUILD_TESTS /
YAML_CPP_BUILD_TOOLS settings remain.
In `@daemon/include/cortexd/config.h`:
- Around line 116-130: ConfigManager currently calls notify_callbacks() while
holding mutex_ (e.g., from load() and reload()), risking deadlock if a callback
calls ConfigManager::get() or other mutex-guarded methods; modify
notify_callbacks() to acquire mutex_, copy callbacks_ and config_ to local
variables, release the lock, then iterate and invoke the copied callbacks
passing the copied config (catching exceptions and logging as needed), so
invocation happens outside the lock; alternatively, if re-entrancy is required,
replace mutex_ with a std::recursive_mutex and update lock usage accordingly.
In `@daemon/README.md`:
- Around line 131-135: Remove the orphaned empty code block between the CLI
commands section and the "IPC API" heading in daemon/README.md: locate the stray
triple-backticks that form an empty code fence and delete them so the "IPC API"
heading flows directly after the CLI commands content (ensure no other content
is accidentally removed when deleting the empty code fence).
In `@daemon/scripts/install.sh`:
- Around line 65-74: The script sets GROUP_ADDED when adding INSTALL_USER to the
cortex group but never uses it; update the script to declare GROUP_ADDED default
0 before the group-check block, keep setting GROUP_ADDED=1 in the usermod
branch, and then near the end of the script check if GROUP_ADDED == 1 and print
a clear NOTICE telling the user they were added to the 'cortex' group and must
log out and back in for the change to take effect; reference symbols:
GROUP_ADDED, INSTALL_USER, usermod, cortex.
In `@daemon/scripts/setup_daemon.py`:
- Around line 167-178: The apt-get calls currently invoke sudo without an
explicit privilege-confirmation step; before calling subprocess.run for the
update and install steps (the subprocess.run call assigning update_result and
the one using install_cmd), print the exact commands (showing install_cmd and
the full ["sudo","apt-get","update"] command) and prompt the user to confirm
privileged execution (y/N) or offer a dry-run preview; only proceed to call
subprocess.run when the user explicitly confirms. Ensure the prompt occurs in
the same function that constructs install_cmd (so the displayed command matches
what will run) and handle a negative response by aborting or skipping the
privileged steps.
- Around line 272-289: The clean_build function uses
subprocess.run(["sudo","rm","-rf", str(build_dir)]) silently; change clean_build
to print the target path (using console.print), prompt the user for explicit
confirmation (e.g., ask for "yes" via console.input or a --force/--yes CLI
flag), and only run the sudo removal when confirmation is given; reference the
clean_build function, DAEMON_DIR / "build" (build_dir), console, and
subprocess.run to locate the code, and ensure you handle failure by logging the
error details to console and calling sys.exit(1) if the removal fails or the
user denies confirmation.
- Around line 368-387: The install_daemon function currently executes
INSTALL_SCRIPT with sudo immediately; change it to accept a dry_run: bool
parameter (default True) and when dry_run is True print/console.print a preview
message listing the command that would run (e.g., "sudo <INSTALL_SCRIPT>") and
log a dry-run audit via log_audit_event without invoking subprocess.run; when
dry_run is False actually run subprocess.run(["sudo", str(INSTALL_SCRIPT)],
check=False), compute success as before, and log the real install outcome with
log_audit_event; update any callers to pass dry_run=False when they want to
perform the real install.
In `@daemon/src/config/config.cpp`:
- Around line 155-173: The empty-path check in ConfigManager::reload reads
config_path_ without holding mutex_, creating a TOCTOU race with other methods
(e.g., load()) that may modify config_path_; fix by acquiring the mutex_ before
accessing config_path_ (or atomically copying config_path_ while holding mutex_)
so the check and subsequent Config::load(config_path_) use a consistent value,
then proceed to assign config_ and call notify_callbacks() while respecting the
same locking semantics.
- Around line 185-193: notify_callbacks currently invokes callbacks_ while
holding mutex_ and passes config_ by reference, which can deadlock if a callback
calls ConfigManager::get() or on_change(); fix by acquiring mutex_, making a
local copy of callbacks_ (and a copy of config_ if callbacks may access it after
the lock), then release mutex_ and iterate the local copy invoking each callback
with the copied config; update ConfigManager::notify_callbacks to operate on the
copied list and adjust load() and reload() to release mutex_ before calling
notify_callbacks (or call a new notify_callbacks_from_copies helper) so
callbacks are always invoked without holding mutex_.
In `@daemon/src/ipc/server.cpp`:
- Around line 166-175: IPCServer::setup_permissions currently sets the socket to
world-readable (0666), allowing any local user to invoke sensitive handlers like
shutdown and config.reload; change this to set stricter permissions (e.g., chmod
to 0660) and ensure the socket owner/group are set to the service user/group
(use chown to user:group or ensure creation is done with correct uid/gid) and
enforce directory perms when creating /run/cortex (mkdir+chmod/chown in the code
path that creates it). Additionally, add authorization checks in the handlers
that perform sensitive operations (the shutdown handler and the config.reload
handler) to verify the caller’s credentials/group membership or require an
authenticated token before executing those actions, or document and require
system-level isolation if opting not to change permissions.
In `@daemon/src/main.cpp`:
- Around line 56-61: The short-option for --version is declared in long_options
('version' mapped to 'V') but the getopt_long optstring ("c:vfh") does not
include 'V', so -V is ignored; fix by updating the optstring used in getopt_long
(the third argument, currently "c:vfh") to include 'V' (e.g., "c:vfhV") or
alternatively remove the 'V' short mapping from the long_options entry for
"version" so there is no short option; adjust handling logic in the switch that
processes opt if necessary to match the chosen approach.
In `@daemon/src/utils/logger.cpp`:
- Around line 96-106: Logger::log_to_stderr uses std::localtime which is not
thread-safe; replace it with a thread-safe variant (localtime_r on POSIX or
localtime_s on Windows) by creating a local struct tm (e.g., std::tm tm_buf) and
calling localtime_r(&now, &tm_buf) (or localtime_s(&tm_buf, &now) on MSVC), then
pass &tm_buf to std::put_time; also handle the case where the thread-safe call
fails (fall back to utc/generic formatting or skip timestamp) and keep
references to the function name Logger::log_to_stderr and
level_to_string/component/message unchanged.
In `@daemon/tests/integration/test_daemon.cpp`:
- Around line 89-96: Tests leak singleton state because Daemon's services_
vector and shutdown_requested_ flag persist across tests; add a public
Daemon::reset() method that clears services_ (e.g., services_.clear()), resets
shutdown_requested_ to false and any other singleton state, and ensure it safely
handles being called when no services are present; then update the test TearDown
to call Daemon::instance().reset() before cleaning up temp_dir_ and calling
cortexd::Logger::shutdown() so each test starts with a fresh Daemon state.
In `@daemon/tests/integration/test_handlers.cpp`:
- Around line 72-96: The send_request function neglects to check the return
value of send(), so failures can lead to incorrect behavior or blocking on
recv(); update send_request to capture the ssize_t result of send(sock,
request.c_str(), request.length(), 0), check for <= 0 (or <
(ssize_t)request.length() if partial sends must be treated as error), close the
socket and return an empty string on error, and only proceed to recv() when
send() succeeded; ensure you reference send_request, send, recv, sock and
socket_path_ when making the change.
🧹 Nitpick comments (42)
daemon/include/cortexd/common.h (1)
8-15: Consider removing potentially unused includes.The includes
<memory>,<map>,<iostream>, and<sstream>don't appear to be used by any declarations in this header. Removing unused includes from headers reduces compilation time and dependencies for all translation units that include this file.♻️ Suggested cleanup
`#include` <string> `#include` <vector> -#include <memory> -#include <map> `#include` <chrono> -#include <iostream> -#include <sstream> `#include` <nlohmann/json.hpp>If these are needed by implementation files, they can be included there directly.
daemon/tests/unit/test_common.cpp (2)
61-89: Tests verify enum distinctness well, but some tests are redundant.The
CommandTypeEnumValuesAreDistincttest usingstd::setis a good approach to verify enum values don't collide. However, tests likeCommandTypeUnknownExists,CommandTypeShutdownExists, andCommandTypeConfigReloadExists(Lines 73-89) are somewhat redundant—if the code compiles, these enum values exist. These tests don't add much value beyond what the compiler already guarantees.Consider replacing these with tests for the
command_from_string()helper function, which would provide more meaningful coverage of runtime behavior.
14-18: EmptySetUp/TearDownmethods can be removed.The
CommonTestfixture has emptySetUp()andTearDown()methods. Since they don't do anything, they can be omitted—GoogleTest doesn't require them if there's no setup/teardown logic.♻️ Simplified fixture
class CommonTest : public ::testing::Test { -protected: - void SetUp() override {} - void TearDown() override {} };daemon/include/cortexd/ipc/server.h (1)
6-6: Minor: Inconsistent indentation in file.The
#pragma onceand subsequent lines appear to have a leading space, creating inconsistent indentation with the file header comment (Lines 1-4). This is a minor formatting issue.♻️ Remove leading space
- `#pragma` once + `#pragma` once - `#include` "cortexd/core/service.h" + `#include` "cortexd/core/service.h"(Remove the leading space from lines 6 onwards)
daemon/tests/unit/test_rate_limiter.cpp (1)
50-64: Consider reducing sleep duration or making timing tests more robust.The 1100ms sleep at Line 60 makes this test slow and potentially flaky in CI environments with variable timing. The subsequent tests at Lines 188 and 205 also use similar sleep durations.
Consider using a smaller buffer (e.g., 1050ms) or injecting a clock abstraction for deterministic testing.
daemon/scripts/setup_daemon.py (2)
390-513: Main workflow is well-structured but lacks dry-run orchestration.The interactive flow is well-designed with clear steps and user prompts. However, to comply with coding guidelines, consider adding a
--dry-runCLI flag that previews all operations before any sudo commands execute.
81-81: Replace deprecateddatetime.utcnow()withdatetime.now(timezone.utc)for Python 3.12+ compatibility.The
datetime.utcnow()method is deprecated as of Python 3.12. Use the timezone-aware alternative instead.Proposed fix
-from datetime import datetime +from datetime import datetime, timezone- timestamp = datetime.utcnow().isoformat() + "Z" + timestamp = datetime.now(timezone.utc).isoformat().replace("+00:00", "Z")daemon/include/cortexd/core/daemon.h (2)
6-16: Minor: Inconsistent indentation at line 6.There's a leading space before
#pragma onceand subsequent lines. This appears to be unintentional.Fix indentation
- `#pragma` once - - `#include` "cortexd/core/service.h" +#pragma once + +#include "cortexd/core/service.h"
119-124: Move operations should also be deleted for singleton.While copy operations are deleted, the move constructor and move assignment operator are not explicitly deleted. Although the default-generated move operations would be deleted due to the deleted copy operations, it's better to be explicit.
Proposed fix
// Delete copy/move Daemon(const Daemon&) = delete; Daemon& operator=(const Daemon&) = delete; + Daemon(Daemon&&) = delete; + Daemon& operator=(Daemon&&) = delete; private:daemon/README.md (1)
415-418: Consider using markdown link syntax for URLs.The bare URLs work but markdown link syntax improves readability and follows markdown best practices.
✏️ Suggested change
## Support -- Issues: https://github.com/cortexlinux/cortex/issues -- Discord: https://discord.gg/uCqHvxjU83 +- Issues: [GitHub Issues](https://github.com/cortexlinux/cortex/issues) +- Discord: [Discord Server](https://discord.gg/uCqHvxjU83)daemon/systemd/cortexd.service (1)
7-16: Consider adding explicitUser=andGroup=directives.The service implicitly runs as root (no
User=specified), butEnvironment=HOME=/rootandReadWritePaths=/root/.cortexsuggest this is intentional. For clarity and to allow future least-privilege improvements, consider either:
- Explicitly adding
User=rootandGroup=rootto document the intent, or- Creating a dedicated
cortexsystem user for improved security isolationRunning system daemons as a dedicated user is a best practice when root privileges aren't strictly required.
daemon/scripts/build.sh (1)
8-17: Argument parsing allows--with-teststo be misinterpreted as build type.If invoked as
./build.sh --with-tests Debug,BUILD_TYPEbecomes--with-testsinstead ofDebug. Consider parsing flags first or validatingBUILD_TYPEagainst known values.Suggested fix
-BUILD_TYPE="${1:-Release}" -BUILD_TESTS="OFF" -BUILD_DIR="${SCRIPT_DIR}/build" - -# Check for --with-tests flag -for arg in "$@"; do - if [ "$arg" = "--with-tests" ]; then - BUILD_TESTS="ON" - fi -done +BUILD_TYPE="Release" +BUILD_TESTS="OFF" +BUILD_DIR="${SCRIPT_DIR}/build" + +# Parse arguments +for arg in "$@"; do + case "$arg" in + --with-tests) BUILD_TESTS="ON" ;; + Release|Debug) BUILD_TYPE="$arg" ;; + *) echo "Warning: Unknown argument '$arg'" ;; + esac +donedaemon/tests/unit/test_logger.cpp (2)
81-107: Filtering tests verify stability but don't assert output.These tests confirm calls don't crash, but don't capture stderr to verify messages are actually filtered. Consider adding a mock or capture mechanism in a follow-up to verify filtering behavior.
313-319: Enum value tests are brittle but document expected ordering.Hardcoding specific integer values (0-4) makes these tests fragile if enum values change. The
LogLevelOrderingtest above is more resilient. Consider if these specific values need to be part of the public contract.daemon/tests/integration/test_daemon.cpp (3)
51-58: Thread safety concern in MockService counters.
start_count_andstop_count_are non-atomic integers accessed from methods that could be called from multiple threads (e.g., during concurrent service start/stop). Whilerunning_is correctly atomic, the counters should also be atomic for consistency.♻️ Suggested fix
private: std::string name_; int priority_; std::atomic<bool> running_{false}; bool should_fail_start_ = false; bool healthy_ = true; - int start_count_ = 0; - int stop_count_ = 0; + std::atomic<int> start_count_{0}; + std::atomic<int> stop_count_{0};
247-259: Incomplete test with no actionable assertion.This test registers a failing service and requests shutdown but doesn't verify any behavior. The comment acknowledges this limitation. Consider either removing this test or adding a TODO to implement proper verification once the daemon internals expose testable behavior (e.g., a return value from
run()or service start failure callback).
265-276: Test doesn't verify all services are registered distinctly.
get_service<MockService>()returns the first matching service viadynamic_cast. This test only verifies that someMockServiceis retrievable, not that all three distinct services were registered. Consider verifying the total service count or checking that services with different priorities are all accessible.daemon/tests/unit/test_config.cpp (2)
20-22: Temp directory name lacks uniqueness for parallel test execution.Unlike
test_daemon.cppwhich uses PID suffix, this temp directory uses a fixed namecortexd_test. Parallel test runs or lingering directories from failed runs could cause conflicts.♻️ Suggested fix
// Create a temp directory for test files - temp_dir_ = fs::temp_directory_path() / "cortexd_test"; + temp_dir_ = fs::temp_directory_path() / ("cortexd_config_test_" + std::to_string(getpid())); fs::create_directories(temp_dir_);
284-294: ConfigManager singleton retains state from previous tests.
ConfigManagerLoadReturnsDefaultsOnFailureloads a nonexistent file, leaving the manager in a default state. Subsequent tests likeConfigManagerLoadSucceedsWithValidFilethen load different configs. While this works due to explicitload()calls, the tests are order-dependent. Consider documenting this or adding a note that these tests must run in sequence.daemon/tests/integration/test_ipc_server.cpp (3)
59-88: Missing timeout and partial read handling insend_request.The
recv()call has no timeout and assumes a single read captures the entire response. For larger responses or slow handlers, this could block indefinitely or return partial data. Consider addingSO_RCVTIMEOsocket option and handling partial reads.♻️ Suggested improvement
// Connect to the server and send a request std::string send_request(const std::string& request) { int sock = socket(AF_UNIX, SOCK_STREAM, 0); EXPECT_NE(sock, -1); + // Set receive timeout + struct timeval tv; + tv.tv_sec = 5; + tv.tv_usec = 0; + setsockopt(sock, SOL_SOCKET, SO_RCVTIMEO, &tv, sizeof(tv)); + struct sockaddr_un addr;
211-232: Rate limiting test may be timing-sensitive.The test assumes all 4 requests occur within the same rate limiter window. If the rate limiter window resets between requests (e.g., due to CI slowness or system load), the 4th request might succeed unexpectedly. The low limit (3 req/sec) helps, but consider adding a brief note about potential flakiness or adding retry logic for CI stability.
289-291: Consider a higher success threshold or explain the 60% expectation.The test expects >30 out of 50 requests to succeed, which is only 60%. If the server is functioning correctly, most requests should succeed. The comment "some might fail due to timing" is vague. Consider either raising the threshold (e.g., >40) or adding more specific documentation about expected failure modes.
daemon/CMakeLists.txt (1)
38-41: Suppressing all linker warnings may hide legitimate issues.Using
-Wl,--no-warningsglobally suppresses all linker warnings, which could mask genuine problems like missing symbols or version mismatches. Consider targeting specific warnings if known harmless warnings are causing noise.daemon/src/ipc/protocol.cpp (1)
32-38: Numeric ID parsing may lose precision or fail on floats.The JSON-RPC spec allows
idto be a string, number, or null. Usingget<int>()will truncate large integers (e.g., int64) and throw on floating-point values. Consider using a more robust approach.♻️ Suggested improvement
// ID is optional if (j.contains("id")) { if (j["id"].is_string()) { req.id = j["id"].get<std::string>(); } else if (j["id"].is_number()) { - req.id = std::to_string(j["id"].get<int>()); + // Handle both integer and floating-point IDs per JSON-RPC spec + if (j["id"].is_number_integer()) { + req.id = std::to_string(j["id"].get<int64_t>()); + } else { + req.id = std::to_string(j["id"].get<double>()); + } } }daemon/src/config/config.cpp (2)
91-98: File write errors may not be detected.The
file.good()check after opening doesn't guarantee the write succeeded. Consider flushing and checking the stream state after writing.♻️ Suggested improvement
std::ofstream file(expanded_path); if (!file.good()) { LOG_ERROR("Config", "Cannot write to " + expanded_path); return false; } file << out.c_str(); + file.flush(); + if (!file.good()) { + LOG_ERROR("Config", "Failed to write configuration to " + expanded_path); + return false; + } LOG_INFO("Config", "Configuration saved to " + expanded_path); return true;
111-125: Consider validatingsocket_path.The validation checks numeric fields but doesn't validate
socket_pathfor emptiness or invalid characters. This may be intentional for PR1, but could cause runtime failures with malformed paths.daemon/include/cortexd/ipc/protocol.h (1)
63-88: Consider usingstd::string_viewfor method constants.The method constants are declared as
const char*, butstd::string_view(as mentioned in the AI summary) would provide safer, more modern string handling with compile-time length information.♻️ Suggested improvement
namespace Methods { // Status and health - constexpr const char* STATUS = "status"; - constexpr const char* HEALTH = "health"; - constexpr const char* VERSION = "version"; + constexpr std::string_view STATUS = "status"; + constexpr std::string_view HEALTH = "health"; + constexpr std::string_view VERSION = "version"; // ... apply to all constants }Note: This would require adding
#include <string_view>and potentially updating handler registration to usestd::stringconversion.cortex/daemon_client.py (2)
108-131: Singlerecv()call may not receive complete response.The current implementation uses a single
recv()call, which may not receive the complete response if it's fragmented or larger than the internal buffer. For robustness, consider reading until the connection is closed or using a delimiter/length-prefix protocol.♻️ Suggested improvement
# Receive response - response_data = sock.recv(MAX_RESPONSE_SIZE) - if not response_data: - raise DaemonProtocolError("Empty response from daemon") + chunks = [] + while True: + chunk = sock.recv(MAX_RESPONSE_SIZE) + if not chunk: + break + chunks.append(chunk) + response_data = b"".join(chunks) + if not response_data: + raise DaemonProtocolError("Empty response from daemon")
148-151: Consider catchingsocket.timeoutfor broader compatibility.While
TimeoutErrorworks in Python 3.10+, earlier versions may raisesocket.timeout. Consider catching both for compatibility.♻️ Suggested improvement
- except TimeoutError: + except (TimeoutError, socket.timeout): raise DaemonConnectionError("Connection timed out. The daemon may be unresponsive.")cortex/cli.py (2)
2832-2870: Add return type annotation.Per coding guidelines, all public APIs should include type hints. The method signature should be
def daemon(self, args: argparse.Namespace) -> int:.
3892-3894: Redundantdefault=Truewithstore_trueaction.Using
action="store_true"withdefault=Truemeans the value is alwaysTrueregardless of whether--allis passed. If the intent is to run all tests by default (when neither--unitnor--integrationis specified), this flag is unnecessary since the code at lines 3182-3184 already handles that case.Suggested fix
daemon_run_tests_parser = daemon_subs.add_parser("run-tests", help="Run daemon test suite") -daemon_run_tests_parser.add_argument( - "--all", action="store_true", default=True, help="Run all tests (default)" -) daemon_run_tests_parser.add_argument("--unit", action="store_true", help="Run only unit tests")The help text can be updated to clarify that all tests run by default when no filter is specified.
daemon/src/ipc/server.cpp (4)
25-43: Fixed-window rate limiter allows boundary bursts.The current implementation uses a fixed-window approach that resets the count every second. This allows up to 2x
max_per_secondrequests in a short burst at window boundaries (e.g., 100 requests at t=0.999s and 100 more at t=1.001s).For this local IPC use case, this is likely acceptable. If stricter rate limiting is needed in the future, consider a sliding window or token bucket algorithm.
95-102: Consider adding timeout when waiting for in-flight connections.The
stop()method waits indefinitely for all active connections to complete. If a handler hangs (e.g., due to a bug or slow client), the daemon cannot shut down gracefully, which may cause systemd to forcefully kill it afterTimeoutStopSec.Consider adding a timeout with
wait_for:Proposed fix
// Wait for all in-flight handlers to finish before cleanup // This prevents dangling references to server state { std::unique_lock<std::mutex> lock(connections_mutex_); - connections_cv_.wait(lock, [this] { - return active_connections_.load() == 0; - }); + if (!connections_cv_.wait_for(lock, std::chrono::seconds(30), [this] { + return active_connections_.load() == 0; + })) { + LOG_WARN("IPCServer", "Timeout waiting for connections to close, forcing shutdown"); + } }
215-288: Consider RAII guard for connection management.The connection tracking (increment, decrement, notify) is repeated across multiple exit paths. An RAII guard would eliminate this duplication and prevent potential bugs if new exit paths are added.
Example RAII approach
class ConnectionGuard { public: ConnectionGuard(std::atomic<size_t>& active, std::atomic<size_t>& served, std::mutex& mutex, std::condition_variable& cv) : active_(active), mutex_(mutex), cv_(cv) { { std::lock_guard<std::mutex> lock(mutex_); active_++; served++; } } ~ConnectionGuard() { { std::lock_guard<std::mutex> lock(mutex_); active_--; } cv_.notify_all(); } private: std::atomic<size_t>& active_; std::mutex& mutex_; std::condition_variable& cv_; }; void IPCServer::handle_client(int client_fd) { ConnectionGuard guard(active_connections_, connections_served_, connections_mutex_, connections_cv_); // ... rest of implementation without manual tracking }
290-308: Lock held during handler execution may cause contention.The
handlers_mutex_is held for the entire duration of handler execution (lines 291-307). If a handler is slow, this blocks:
- Other handler lookups/dispatches
- New handler registrations
Consider copying the handler out of the map while holding the lock, then releasing the lock before execution:
Proposed fix
Response IPCServer::dispatch(const Request& request) { - std::lock_guard<std::mutex> lock(handlers_mutex_); - - auto it = handlers_.find(request.method); - if (it == handlers_.end()) { + RequestHandler handler; + { + std::lock_guard<std::mutex> lock(handlers_mutex_); + auto it = handlers_.find(request.method); + if (it == handlers_.end()) { + LOG_WARN("IPCServer", "Unknown method: " + request.method); + return Response::err("Method not found: " + request.method, ErrorCodes::METHOD_NOT_FOUND); + } + handler = it->second; // Copy the std::function + } + - LOG_WARN("IPCServer", "Unknown method: " + request.method); - return Response::err("Method not found: " + request.method, ErrorCodes::METHOD_NOT_FOUND); - } - LOG_INFO("IPCServer", "Handler found, invoking..."); try { - Response resp = it->second(request); + Response resp = handler(request); LOG_INFO("IPCServer", "Handler completed successfully"); return resp; } catch (const std::exception& e) {daemon/src/core/daemon.cpp (3)
15-16: Unused globalg_daemonpointer.The
g_daemonglobal pointer is set insetup_signals()(line 142) but never used. The signal handler correctly uses the async-signal-safe flag approach instead of calling methods ong_daemon. Consider removing the unused variable or document its intended future use.Proposed fix
-// Global daemon pointer for signal handler -static Daemon* g_daemon = nullptr; - // Volatile flags for async-signal-safe signal handling ... void Daemon::setup_signals() { - g_daemon = this; - struct sigaction sa;Also applies to: 141-143
217-221: Consider shorter or configurable event loop interval.The 5-second sleep interval affects two things:
- Shutdown latency: After receiving SIGTERM, the daemon may take up to 5 seconds to begin shutdown
- Watchdog timing: Must be significantly less than
WatchdogSec/3to reliably satisfy systemdFor a daemon targeting fast startup/shutdown, consider a shorter interval (e.g., 1 second) or making it configurable. Alternatively, use an event-driven approach with
signalfdorselect/pollto wake immediately on signals.
46-54: Replace magic numbers with named constants or enum mapping.The log level switch uses magic integers (0-3) which must stay synchronized with the config file format. Consider defining these mappings explicitly or using a lookup table to reduce maintenance burden and improve readability.
Example improvement
// In config.h or similar constexpr int CONFIG_LOG_DEBUG = 0; constexpr int CONFIG_LOG_INFO = 1; constexpr int CONFIG_LOG_WARN = 2; constexpr int CONFIG_LOG_ERROR = 3; // Or use a mapping function LogLevel config_to_log_level(int config_level) { static const std::array<LogLevel, 4> mapping = { LogLevel::DEBUG, LogLevel::INFO, LogLevel::WARN, LogLevel::ERROR }; if (config_level >= 0 && config_level < static_cast<int>(mapping.size())) { return mapping[config_level]; } return LogLevel::INFO; }daemon/include/cortexd/logger.h (1)
115-122: Consider placing macros outside namespace block.While the macros work correctly (they use fully-qualified
cortexd::Logger), placing them inside thenamespace cortexdblock is misleading since preprocessor macros are not namespace-scoped. Moving them after the closing brace would be clearer:Suggested reorganization
-// Convenience macros for logging -#define LOG_DEBUG(component, message) cortexd::Logger::debug(component, message) -#define LOG_INFO(component, message) cortexd::Logger::info(component, message) -#define LOG_WARN(component, message) cortexd::Logger::warn(component, message) -#define LOG_ERROR(component, message) cortexd::Logger::error(component, message) -#define LOG_CRITICAL(component, message) cortexd::Logger::critical(component, message) - } // namespace cortexd + +// Convenience macros for logging +#define LOG_DEBUG(component, message) cortexd::Logger::debug(component, message) +#define LOG_INFO(component, message) cortexd::Logger::info(component, message) +#define LOG_WARN(component, message) cortexd::Logger::warn(component, message) +#define LOG_ERROR(component, message) cortexd::Logger::error(component, message) +#define LOG_CRITICAL(component, message) cortexd::Logger::critical(component, message)daemon/tests/integration/test_handlers.cpp (3)
98-111:json::parse()can throw on malformed responses.If the server returns invalid JSON,
json::parse(response)will throw an exception, causing the test to abort rather than fail with a meaningful assertion. Consider wrapping in try-catch for more informative test failures.Proposed fix
cortexd::json send_json_request(const std::string& method, const cortexd::json& params = cortexd::json::object()) { cortexd::json request = { {"method", method}, {"params", params} }; std::string response = send_request(request.dump()); if (response.empty()) { return cortexd::json{{"error", "empty response"}}; } - return cortexd::json::parse(response); + try { + return cortexd::json::parse(response); + } catch (const cortexd::json::exception& e) { + return cortexd::json{{"error", std::string("parse error: ") + e.what()}}; + } }
64-70: Consider a more robust server readiness check.The 50ms sleep may be insufficient on heavily loaded CI systems, potentially causing flaky tests. A polling approach (attempting connection with backoff) would be more deterministic.
That said, 50ms is often acceptable for integration tests and this is a minor concern.
355-379: Consider stricter success threshold for concurrent requests.The test expects >40 out of 50 requests to succeed (80%). Given that the rate limit is 100 req/sec and this test runs ~50 requests rapidly, some rate-limiting failures are expected. However, the threshold could mask real concurrency bugs.
Consider either:
- Increasing the threshold to 48-49 to catch more failures
- Adding a small delay between requests to avoid rate limiting
- Temporarily increasing
max_requests_per_secin the test configAlso, the captured variable
tin the lambda (line 362) is unused.
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📒 Files selected for processing (36)
README.mdTESTING.mdcortex/cli.pycortex/daemon_client.pydaemon/CMakeLists.txtdaemon/README.mddaemon/config/cortexd.yaml.exampledaemon/include/cortexd/common.hdaemon/include/cortexd/config.hdaemon/include/cortexd/core/daemon.hdaemon/include/cortexd/core/service.hdaemon/include/cortexd/ipc/handlers.hdaemon/include/cortexd/ipc/protocol.hdaemon/include/cortexd/ipc/server.hdaemon/include/cortexd/logger.hdaemon/scripts/build.shdaemon/scripts/install.shdaemon/scripts/setup_daemon.pydaemon/src/config/config.cppdaemon/src/core/daemon.cppdaemon/src/ipc/handlers.cppdaemon/src/ipc/protocol.cppdaemon/src/ipc/server.cppdaemon/src/main.cppdaemon/src/utils/logger.cppdaemon/systemd/cortexd.servicedaemon/systemd/cortexd.socketdaemon/tests/CMakeLists.txtdaemon/tests/integration/test_daemon.cppdaemon/tests/integration/test_handlers.cppdaemon/tests/integration/test_ipc_server.cppdaemon/tests/unit/test_common.cppdaemon/tests/unit/test_config.cppdaemon/tests/unit/test_logger.cppdaemon/tests/unit/test_protocol.cppdaemon/tests/unit/test_rate_limiter.cpp
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📓 Path-based instructions (1)
**/*.py
📄 CodeRabbit inference engine (AGENTS.md)
**/*.py: Follow PEP 8 style guide for Python code
Include type hints in Python code
Add docstrings for all public APIs in Python code
Use dry-run mode by default for all installation operations
Do not use silent sudo - require explicit user confirmation for privilege escalation
Implement Firejail sandboxing for execution of untrusted code
Log all operations to ~/.cortex/history.db for audit purposes
Files:
daemon/scripts/setup_daemon.pycortex/daemon_client.pycortex/cli.py
🧠 Learnings (1)
📚 Learning: 2026-01-12T20:51:13.828Z
Learnt from: CR
Repo: cortexlinux/cortex PR: 0
File: AGENTS.md:0-0
Timestamp: 2026-01-12T20:51:13.828Z
Learning: Add documentation for all new features
Applied to files:
daemon/README.md
🧬 Code graph analysis (16)
daemon/include/cortexd/core/service.h (1)
daemon/include/cortexd/ipc/server.h (3)
cortexd(19-138)start(65-67)is_healthy(70-82)
daemon/src/config/config.cpp (3)
daemon/src/core/daemon.cpp (4)
config(108-110)config(108-108)instance(32-35)instance(32-32)daemon/src/utils/logger.cpp (2)
error(62-64)error(62-62)daemon/include/cortexd/config.h (1)
string(23-32)
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daemon/src/utils/logger.cpp (12)
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daemon/include/cortexd/config.h (1)
daemon/src/config/config.cpp (22)
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daemon/src/ipc/server.cpp (3)
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RateLimiter(29-49)IPCServer(54-138)start(65-67)is_healthy(70-82)daemon/tests/integration/test_ipc_server.cpp (4)
max_requests_per_sec(50-56)max_requests_per_sec(50-50)request(59-88)request(59-59)daemon/src/ipc/protocol.cpp (4)
err(82-88)err(82-82)parse(11-46)parse(11-11)
daemon/include/cortexd/ipc/server.h (4)
daemon/include/cortexd/core/service.h (2)
cortexd(8-52)Service(16-50)daemon/include/cortexd/ipc/handlers.h (1)
cortexd(11-36)daemon/include/cortexd/ipc/protocol.h (1)
cortexd(12-112)daemon/src/ipc/server.cpp (27)
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daemon/src/ipc/protocol.cpp (3)
daemon/include/cortexd/config.h (1)
string(23-32)daemon/tests/integration/test_handlers.cpp (2)
method(98-111)method(98-99)daemon/src/utils/logger.cpp (2)
error(62-64)error(62-62)
daemon/tests/unit/test_protocol.cpp (1)
daemon/src/ipc/protocol.cpp (6)
parse(11-46)parse(11-11)ok(75-80)ok(75-75)err(82-88)err(82-82)
daemon/src/ipc/handlers.cpp (4)
daemon/src/ipc/protocol.cpp (4)
ok(75-80)ok(75-75)err(82-88)err(82-82)daemon/src/core/daemon.cpp (4)
config(108-110)config(108-108)instance(32-35)instance(32-32)daemon/tests/integration/test_handlers.cpp (1)
config(64-70)daemon/src/config/config.cpp (2)
instance(133-136)instance(133-133)
daemon/include/cortexd/logger.h (4)
daemon/src/utils/logger.cpp (28)
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init(12-15)shutdown(17-19)daemon/tests/unit/test_rate_limiter.cpp (2)
init(16-18)shutdown(20-22)daemon/tests/unit/test_logger.cpp (2)
shutdown(16-19)shutdown(21-23)
daemon/include/cortexd/ipc/handlers.h (5)
daemon/include/cortexd/config.h (1)
cortexd(15-78)daemon/include/cortexd/core/daemon.h (1)
cortexd(17-153)daemon/include/cortexd/core/service.h (1)
cortexd(8-52)daemon/include/cortexd/ipc/protocol.h (1)
cortexd(12-112)daemon/include/cortexd/ipc/server.h (1)
cortexd(19-138)
daemon/src/core/daemon.cpp (3)
daemon/src/config/config.cpp (2)
instance(133-136)instance(133-133)daemon/src/utils/logger.cpp (2)
set_level(40-43)set_level(40-40)daemon/tests/integration/test_daemon.cpp (2)
running_(35-38)running_(42-42)
cortex/daemon_client.py (2)
daemon/tests/integration/test_handlers.cpp (4)
method(98-111)method(98-99)request(72-96)request(72-72)daemon/tests/integration/test_ipc_server.cpp (2)
request(59-88)request(59-59)
daemon/include/cortexd/ipc/protocol.h (3)
daemon/include/cortexd/core/daemon.h (1)
cortexd(17-153)daemon/include/cortexd/ipc/handlers.h (1)
cortexd(11-36)daemon/include/cortexd/ipc/server.h (1)
cortexd(19-138)
daemon/tests/integration/test_handlers.cpp (3)
daemon/src/config/config.cpp (2)
instance(133-136)instance(133-133)daemon/src/ipc/handlers.cpp (2)
register_all(13-38)register_all(13-13)daemon/src/ipc/protocol.cpp (2)
parse(11-46)parse(11-11)
🪛 ast-grep (0.40.5)
daemon/src/ipc/server.cpp
[warning] 169-169: This call makes a world-writable file which allows any user on a machine to write to the file. This may allow attackers to influence the behaviour of this process by writing to the file.
Context: 0666
Note: [CWE-732]: Incorrect Permission Assignment for Critical Resource [REFERENCES]
- https://wiki.sei.cmu.edu/confluence/display/c/FIO06-C.+Create+files+with+appropriate+access+permissions
(world-writable-file-cpp)
🪛 Clang (14.0.6)
daemon/include/cortexd/common.h
[error] 8-8: 'string' file not found
(clang-diagnostic-error)
daemon/src/main.cpp
[error] 6-6: 'cortexd/core/daemon.h' file not found
(clang-diagnostic-error)
daemon/include/cortexd/core/service.h
[error] 8-8: unknown type name 'namespace'
(clang-diagnostic-error)
[error] 8-8: expected ';' after top level declarator
(clang-diagnostic-error)
daemon/src/config/config.cpp
[error] 6-6: 'cortexd/config.h' file not found
(clang-diagnostic-error)
daemon/tests/integration/test_ipc_server.cpp
[error] 6-6: 'gtest/gtest.h' file not found
(clang-diagnostic-error)
daemon/tests/unit/test_config.cpp
[error] 6-6: 'gtest/gtest.h' file not found
(clang-diagnostic-error)
daemon/tests/unit/test_logger.cpp
[error] 6-6: 'gtest/gtest.h' file not found
(clang-diagnostic-error)
daemon/tests/integration/test_daemon.cpp
[error] 6-6: 'gtest/gtest.h' file not found
(clang-diagnostic-error)
daemon/include/cortexd/config.h
[error] 8-8: 'string' file not found
(clang-diagnostic-error)
daemon/src/ipc/server.cpp
[error] 6-6: 'cortexd/ipc/server.h' file not found
(clang-diagnostic-error)
daemon/include/cortexd/ipc/server.h
[error] 8-8: 'cortexd/core/service.h' file not found
(clang-diagnostic-error)
daemon/src/ipc/protocol.cpp
[error] 6-6: 'cortexd/ipc/protocol.h' file not found
(clang-diagnostic-error)
daemon/tests/unit/test_protocol.cpp
[error] 6-6: 'gtest/gtest.h' file not found
(clang-diagnostic-error)
daemon/src/utils/logger.cpp
[error] 6-6: 'cortexd/logger.h' file not found
(clang-diagnostic-error)
daemon/src/ipc/handlers.cpp
[error] 6-6: 'cortexd/ipc/handlers.h' file not found
(clang-diagnostic-error)
daemon/tests/unit/test_common.cpp
[error] 10-10: 'gtest/gtest.h' file not found
(clang-diagnostic-error)
daemon/tests/unit/test_rate_limiter.cpp
[error] 6-6: 'gtest/gtest.h' file not found
(clang-diagnostic-error)
daemon/include/cortexd/logger.h
[error] 8-8: 'string' file not found
(clang-diagnostic-error)
daemon/include/cortexd/ipc/handlers.h
[error] 8-8: 'cortexd/ipc/server.h' file not found
(clang-diagnostic-error)
daemon/src/core/daemon.cpp
[error] 6-6: 'cortexd/core/daemon.h' file not found
(clang-diagnostic-error)
daemon/include/cortexd/ipc/protocol.h
[error] 8-8: 'cortexd/common.h' file not found
(clang-diagnostic-error)
daemon/tests/integration/test_handlers.cpp
[error] 6-6: 'gtest/gtest.h' file not found
(clang-diagnostic-error)
daemon/include/cortexd/core/daemon.h
[error] 8-8: 'cortexd/core/service.h' file not found
(clang-diagnostic-error)
🪛 markdownlint-cli2 (0.18.1)
daemon/README.md
68-68: Fenced code blocks should have a language specified
(MD040, fenced-code-language)
91-91: Fenced code blocks should have a language specified
(MD040, fenced-code-language)
134-134: Fenced code blocks should have a language specified
(MD040, fenced-code-language)
252-252: Fenced code blocks should have a language specified
(MD040, fenced-code-language)
417-417: Bare URL used
(MD034, no-bare-urls)
418-418: Bare URL used
(MD034, no-bare-urls)
🪛 Shellcheck (0.11.0)
daemon/scripts/install.sh
[warning] 72-72: GROUP_ADDED appears unused. Verify use (or export if used externally).
(SC2034)
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- GitHub Check: CodeQL analysis (python)
- GitHub Check: test (3.11)
- GitHub Check: test (3.10)
- GitHub Check: test (3.12)
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@sujay-d07
Kindly resolve conflicts.
- Introduced a centralized helper method `_daemon_ipc_call` for handling IPC calls to the daemon, enhancing error management and reducing code duplication. - Updated existing commands (`config.get`, `config.reload`, `version`, `ping`) to utilize the new IPC call method. - Removed redundant error handling code from individual commands, streamlining the CLI codebase. - Enhanced socket permission documentation to clarify local-only access. - Removed the unnecessary systemd socket file installation as the daemon manages its own socket. - Updated configuration validation to allow a broader range of log levels (0-4). - Added a reset method to the Daemon class for better test isolation. This refactor improves maintainability and clarity in the CLI's interaction with the daemon.
CLA Verification PassedAll contributors have signed the CLA.
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@Anshgrover23 all of issues have resolved. I have mentioned the fix I did for them as well in their respective comments. |
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Actionable comments posted: 14
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⚠️ Outside diff range comments (1)
cortex/cli.py (1)
9-47: Add explicit type hints to_daemon_ipc_callfunction signature.The function currently lacks type annotations on the
ipc_funcparameter and return type, despite having a docstring that documents them. This is inconsistent with the project's type hint requirements. The function should be annotated asdef _daemon_ipc_call(self, operation_name: str, ipc_func: "Callable[[DaemonClient], DaemonResponse]") -> tuple[bool, "DaemonResponse | None"]:withDaemonClientandDaemonResponseimported underTYPE_CHECKINGto avoid circular imports, andCallableadded to the typing imports.
🤖 Fix all issues with AI agents
In `@cortex/cli.py`:
- Around line 2908-2998: Add explicit audit logging using InstallationHistory in
both _daemon_install and _daemon_uninstall: instantiate or call
InstallationHistory at the start of each method to record the operation start
(e.g., "daemon install" / "daemon uninstall"), then record completion with
success/failure and any error details (use result.returncode and subprocess
exceptions) in the same history; in _daemon_uninstall also log each critical
command before/after running it (each list in commands and the uninstall_script
run) so every systemctl/rm invocation is recorded; use the same
InstallationHistory API used elsewhere in the repo to append entries and ensure
errors caught around subprocess.run are captured and saved to history along with
cx_print messages.
In `@daemon/CMakeLists.txt`:
- Around line 114-117: The BUILD_STATIC CMake option currently adds a full
-static via target_link_options(cortexd PRIVATE -static), which is incompatible
with systemd integration (sd-daemon.h/sd-journal.h and Type=notify) because
libsystemd uses dlopen; update the build to either document this incompatibility
(add a note to CMake option/README describing that -static will break systemd
notifications/logging) or change the link flags to partial static linking by
replacing -static with -static-libgcc -static-libstdc++ in the
target_link_options for the cortexd target so libsystemd can still resolve
dynamic features at runtime.
In `@daemon/README.md`:
- Around line 68-87: The README has multiple ASCII-art/code fences missing a
language identifier; update each of the three shown fenced blocks — the cortex
CLI / cortexd ASCII diagram (the block that starts with the box around "cortex
CLI (Python)"), the directory tree block (the one starting with "daemon/"), and
the Test Executable ASCII diagram (the box titled "Test Executable") — by
changing their opening fences from ``` to ```text (leave the content and closing
``` unchanged) so markdownlint MD040 is satisfied.
- Around line 415-416: Replace the bare URLs in README.md by converting the two
lines containing "https://github.com/cortexlinux/cortex/issues" and
"https://discord.gg/uCqHvxjU83" into Markdown link text (e.g.,
[Issues](https://github.com/cortexlinux/cortex/issues) and
[Discord](https://discord.gg/uCqHvxjU83)) so they are not bare URLs and satisfy
MD034; update the lines that currently contain only those URLs to use the
bracketed link form.
In `@daemon/scripts/setup_daemon.py`:
- Around line 269-292: The clean_build function performs destructive work but
doesn't write to the audit DB; add audit writes at each outcome: when build_dir
does not exist (log cancelled), after a successful removal (log success with
build_dir), and on failure before sys.exit(1) (log failure with
result.returncode and result.stderr). Use the existing audit API (or add a
helper like audit_log) from your codebase and call it from clean_build, passing
fields such as action="clean_build", target=str(build_dir),
status="cancelled"/"success"/"failure", and details/error=result.stderr or
result.returncode as appropriate so every path is recorded. Ensure calls occur
where build_dir.exists() is false, after subprocess.run returns 0, and
immediately before exiting on non‑zero returncode.
- Around line 372-385: The install_daemon function currently runs
subprocess.run(["sudo", str(INSTALL_SCRIPT)]) without user confirmation; update
install_daemon to prompt the user (e.g., via console.input or a confirm helper)
with a clear message that sudo will be used to install INSTALL_SCRIPT and
require an explicit affirmative response before calling subprocess.run, only
executing the sudo command when confirmed and returning False (or aborting
gracefully) when the user declines; ensure the prompt appears before
subprocess.run and preserve the existing success determination using
result.returncode == 0.
In `@daemon/src/config/config.cpp`:
- Around line 166-196: ConfigManager::reload currently loads the file outside
the mutex, so config_path_ may change before you re-acquire the lock and you can
overwrite config_ with stale data; to fix, after re-acquiring mutex in reload()
compare the current config_path_ to the saved path_copy and if they differ
either discard the already-loaded Config and restart loading for the new path
(or return false) or perform a synchronous reload under the lock; update the
second locked block (where you assign config_ and callbacks_) to check
config_path_ != path_copy and handle that case (e.g., skip assignment and
trigger a new load or propagate an error) so config_ always matches
config_path_.
In `@daemon/src/core/daemon.cpp`:
- Around line 63-101: Make the shutdown flag thread-safe by changing the Daemon
member shutdown_requested_ to std::atomic<bool> and update usages: in
request_shutdown() store true using shutdown_requested_.store(true,
std::memory_order_relaxed) (or stronger ordering if needed) and in Daemon::run()
read it with shutdown_requested_.load(std::memory_order_relaxed) when checking
the main loop; ensure any other reads/writes to shutdown_requested_ use atomic
load/store to eliminate the data race between request_shutdown() and run().
- Around line 131-139: Daemon::reload_config currently reloads the configuration
store but does not reapply logging level changes; update reload_config to
reapply the logger settings after ConfigManager::instance().reload() succeeds by
reusing the same log-level mapping logic used in initialize() (or extract that
mapping into a shared helper like apply_log_level or configure_logger) so that
when reload_config returns true the logger level reflects the new configuration.
In `@daemon/src/ipc/server.cpp`:
- Around line 118-164: The code in IPCServer::create_socket uses strncpy to copy
socket_path_ into addr.sun_path which can silently truncate long paths; add a
guard that checks socket_path_.size() <= sizeof(addr.sun_path)-1 before the
strncpy, and if it exceeds that limit log an error via LOG_ERROR("IPCServer",
...) , close and reset server_fd_ (like on bind/listen failures) and return
false so the function fails early instead of risking a truncated path; keep the
strncpy only after the length check (or use safer copy knowing it's bounded).
In `@daemon/src/utils/logger.cpp`:
- Around line 70-83: The fast-path read of min_level_ in Logger::log races with
writers (set_level()/init()) because min_level_ is protected by mutex_; fix by
acquiring the mutex_ before checking min_level_ (i.e., move the
static_cast<int>(level) < static_cast<int>(min_level_) comparison to after
std::lock_guard<std::mutex> lock(mutex_)) so the comparison and the subsequent
early return happen while holding the lock, or alternatively change min_level_
to an std::atomic<LogLevel> and update set_level()/init() accordingly; apply
this change inside Logger::log and ensure subsequent calls to
log_to_journald()/log_to_stderr() still occur while holding the lock or after
the locked check as intended.
In `@daemon/tests/integration/test_daemon.cpp`:
- Around line 146-148: Update the stale comment about shutdown flag persistence
to reflect that the test fixture now resets the Daemon in TearDown(), so
prior-test state is not possible; change the comment near the request_shutdown()
assertion in test_daemon.cpp to state that the test verifies request_shutdown()
sets shutdown_requested_ to true and is idempotent on a freshly reset singleton
(mentioning Daemon::request_shutdown() and shutdown_requested_ and the fixture
TearDown()), rather than implying the flag may be set by previous tests.
- Around line 6-12: The test uses getpid() but the POSIX declaration is missing;
fix the build by adding the POSIX header for getpid()—include unistd.h at the
top of the test file (so the symbol getpid() is declared) and recompile to
ensure no more missing-declaration errors.
In `@daemon/tests/unit/test_config.cpp`:
- Around line 20-22: The test uses a fixed temp directory name ("cortexd_test")
which can collide in parallel runs; update the setup that assigns temp_dir_
(currently using fs::temp_directory_path()) to append a unique suffix (e.g.,
process id via getpid() or a random/UUID token) before calling
fs::create_directories so each test process gets its own directory; ensure
cleanup still targets the generated temp_dir_ and keep use of temp_dir_
unchanged elsewhere.
♻️ Duplicate comments (4)
daemon/README.md (1)
131-133: Remove the orphaned empty code fence.The stray fence between the CLI commands section and the IPC API heading breaks Markdown flow and triggers MD040.
🧹 Proposed fix
cortex daemon uninstall
-```
IPC API
</details> </blockquote></details> <details> <summary>cortex/cli.py (2)</summary><blockquote> `2955-2996`: **Require confirmation before `sudo` uninstall steps.** The uninstall flow still runs privileged commands immediately once `--execute` is provided. Add a confirmation prompt unless `--yes` is passed. As per coding guidelines, privilege escalation must be explicitly acknowledged. <details> <summary>🔧 Suggested fix</summary> ```diff execute = getattr(args, "execute", False) if not execute: cx_print("This will stop and remove the cortexd daemon.", "warning") @@ cx_print(" cortex daemon uninstall --execute", "dim") return 0 + skip_confirm = getattr(args, "yes", False) + if not skip_confirm: + try: + response = console.input( + "[bold cyan]This will remove cortexd using sudo. Proceed? (y/n): [/bold cyan]" + ) + if response.lower() not in ("y", "yes"): + cx_print("Operation cancelled", "info") + return 0 + except (EOFError, KeyboardInterrupt): + console.print() + cx_print("Operation cancelled", "info") + return 0 + # Find uninstall script daemon_dir = Path(__file__).parent.parent / "daemon"daemon_uninstall_parser.add_argument( "--execute", action="store_true", help="Actually run the uninstallation" ) +daemon_uninstall_parser.add_argument( + "-y", "--yes", action="store_true", help=HELP_SKIP_CONFIRM +)Also applies to: 3840-3845
2924-2945: Prompt before running privileged daemon install.
--executekicks off the setup wizard, which installs packages and systemd files (sudo-required). Add an explicit confirmation unless--yesis provided, mirroring existing safety patterns. As per coding guidelines, privilege escalation must be explicitly acknowledged.🔧 Suggested fix
execute = getattr(args, "execute", False) if not execute: cx_print("This will build and install the cortexd daemon.", "info") @@ cx_print(" cortex daemon install --execute", "dim") return 0 + skip_confirm = getattr(args, "yes", False) + if not skip_confirm: + try: + response = console.input( + "[bold cyan]This will install cortexd with sudo. Proceed? (y/n): [/bold cyan]" + ) + if response.lower() not in ("y", "yes"): + cx_print("Operation cancelled", "info") + return 0 + except (EOFError, KeyboardInterrupt): + console.print() + cx_print("Operation cancelled", "info") + return 0 + # Run setup_daemon.py cx_print("Running daemon setup wizard...", "info")daemon_install_parser.add_argument( "--execute", action="store_true", help="Actually run the installation" ) +daemon_install_parser.add_argument( + "-y", "--yes", action="store_true", help=HELP_SKIP_CONFIRM +)Also applies to: 3831-3837
daemon/src/ipc/server.cpp (1)
166-174: Restrict socket permissions to avoid unprivileged control.
0666allows any local user to invoke sensitive handlers likeshutdown/config.reload. Prefer0660with group-based access (or add auth checks).🔒 Proposed fix
- // Set socket permissions to 0666 (world read/write) + // Set socket permissions to 0660 (owner/group read/write) // This is safe for Unix domain sockets as they are local-only (not network accessible). // The socket directory (/run/cortex/) provides additional access control if needed. - if (chmod(socket_path_.c_str(), 0666) == -1) { + if (chmod(socket_path_.c_str(), 0660) == -1) { LOG_WARN("IPCServer", "Failed to set socket permissions: " + std::string(strerror(errno))); // Continue anyway }
🧹 Nitpick comments (7)
daemon/CMakeLists.txt (2)
38-41: Consider removing blanket linker warning suppression.
-Wl,--no-warningssuppresses all linker warnings, which could mask legitimate issues like missing symbols, duplicate definitions, or library ordering problems. If specific harmless warnings are the concern, consider suppressing only those specific warnings or documenting why this suppression is necessary.♻️ Suggested approach
If specific warnings need suppression, use targeted flags. Otherwise, remove the blanket suppression:
-# Suppress harmless linker warnings -if(NOT APPLE) - string(APPEND CMAKE_EXE_LINKER_FLAGS " -Wl,--no-warnings") -endif()If you need to keep it, add a comment explaining which specific warnings are being suppressed and why.
69-75: Consider usingtarget_include_directories()for better encapsulation.Modern CMake practice prefers
target_include_directories()over the directory-scopedinclude_directories()to avoid leaking includes to unintended targets. This is a minor concern for a single-executable project but would improve maintainability if additional targets are added later.♻️ Suggested refactor
Move includes to target scope after
add_executable:-# Include directories -include_directories( - ${CMAKE_CURRENT_SOURCE_DIR}/include - ${SYSTEMD_INCLUDE_DIRS} - ${OPENSSL_INCLUDE_DIRS} - ${UUID_INCLUDE_DIRS} -)Then after line 96:
target_include_directories(cortexd PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/include ${SYSTEMD_INCLUDE_DIRS} ${OPENSSL_INCLUDE_DIRS} ${UUID_INCLUDE_DIRS} )daemon/src/config/config.cpp (1)
138-159: Avoid holding the mutex during disk I/O inload()for better concurrency.
Config::load()performs file I/O and parsing while the mutex is held, which can stall readers/writers. Loading outside the lock (then swapping state under lock) mirrors thereload()pattern and reduces contention.♻️ Suggested refactor
bool ConfigManager::load(const std::string& path) { + auto loaded = Config::load(path); Config config_copy; std::vector<ChangeCallback> callbacks_copy; { std::lock_guard<std::mutex> lock(mutex_); - - auto loaded = Config::load(path); if (!loaded) { LOG_WARN("ConfigManager", "Using default configuration"); config_ = Config::defaults(); config_.expand_paths(); return false; }daemon/src/ipc/server.cpp (1)
290-307: Avoid holdinghandlers_mutex_while executing handlers.Keeping the lock during handler execution can block registration or deadlock if a handler re-enters registration. Copy the handler under lock, then invoke outside.
♻️ Proposed refactor
Response IPCServer::dispatch(const Request& request) { - std::lock_guard<std::mutex> lock(handlers_mutex_); - - auto it = handlers_.find(request.method); - if (it == handlers_.end()) { - LOG_WARN("IPCServer", "Unknown method: " + request.method); - return Response::err("Method not found: " + request.method, ErrorCodes::METHOD_NOT_FOUND); - } - - LOG_INFO("IPCServer", "Handler found, invoking..."); + RequestHandler handler; + { + std::lock_guard<std::mutex> lock(handlers_mutex_); + auto it = handlers_.find(request.method); + if (it == handlers_.end()) { + LOG_WARN("IPCServer", "Unknown method: " + request.method); + return Response::err("Method not found: " + request.method, ErrorCodes::METHOD_NOT_FOUND); + } + handler = it->second; + } + + LOG_INFO("IPCServer", "Handler found, invoking..."); try { - Response resp = it->second(request); + Response resp = handler(request); LOG_INFO("IPCServer", "Handler completed successfully"); return resp; } catch (const std::exception& e) { LOG_ERROR("IPCServer", "Handler error for " + request.method + ": " + e.what()); return Response::err(e.what(), ErrorCodes::INTERNAL_ERROR); } }daemon/include/cortexd/core/daemon.h (3)
8-15: Consider removing unused<functional>include.The
<functional>header appears unused in this header file. TheRequestHandlertype usingstd::functionis defined inserver.h, not here. Removing unused includes improves compilation time and reduces unnecessary dependencies.Suggested fix
`#include` "cortexd/core/service.h" `#include` "cortexd/config.h" `#include` "cortexd/common.h" `#include` <memory> `#include` <vector> `#include` <atomic> `#include` <chrono> -#include <functional>Regarding the static analysis hint about
'cortexd/core/service.h' file not found: this is a build configuration issue (include paths), not a code defect. Ensure the build system sets the correct include directories.
19-24: Forward declarations are currently unused.The forward-declared types (
IPCServer,SystemMonitor,LLMEngine,AlertManager) are not referenced anywhere in this header. They can be removed now and added later when actually needed, keeping the header minimal.
127-129: Explicitly delete move operations for completeness.While move operations are implicitly deleted when copy is deleted, explicitly deleting them documents the intent and prevents accidental enabling if the class changes.
Suggested fix
// Delete copy/move Daemon(const Daemon&) = delete; Daemon& operator=(const Daemon&) = delete; + Daemon(Daemon&&) = delete; + Daemon& operator=(Daemon&&) = delete;
📜 Review details
Configuration used: defaults
Review profile: CHILL
Plan: Pro
📒 Files selected for processing (17)
cortex/cli.pycortex/daemon_client.pydaemon/CMakeLists.txtdaemon/README.mddaemon/include/cortexd/common.hdaemon/include/cortexd/config.hdaemon/include/cortexd/core/daemon.hdaemon/scripts/install.shdaemon/scripts/setup_daemon.pydaemon/src/config/config.cppdaemon/src/core/daemon.cppdaemon/src/ipc/server.cppdaemon/src/main.cppdaemon/src/utils/logger.cppdaemon/tests/integration/test_daemon.cppdaemon/tests/integration/test_handlers.cppdaemon/tests/unit/test_config.cpp
🧰 Additional context used
📓 Path-based instructions (1)
**/*.py
📄 CodeRabbit inference engine (AGENTS.md)
**/*.py: Follow PEP 8 style guide for Python code
Include type hints in Python code
Add docstrings for all public APIs in Python code
Use dry-run mode by default for all installation operations
Do not use silent sudo - require explicit user confirmation for privilege escalation
Implement Firejail sandboxing for execution of untrusted code
Log all operations to ~/.cortex/history.db for audit purposes
Files:
cortex/cli.pycortex/daemon_client.pydaemon/scripts/setup_daemon.py
🧠 Learnings (3)
📚 Learning: 2026-01-12T20:51:13.828Z
Learnt from: CR
Repo: cortexlinux/cortex PR: 0
File: AGENTS.md:0-0
Timestamp: 2026-01-12T20:51:13.828Z
Learning: Applies to **/*.py : Do not use silent sudo - require explicit user confirmation for privilege escalation
Applied to files:
cortex/cli.pydaemon/scripts/setup_daemon.py
📚 Learning: 2026-01-12T20:51:13.828Z
Learnt from: CR
Repo: cortexlinux/cortex PR: 0
File: AGENTS.md:0-0
Timestamp: 2026-01-12T20:51:13.828Z
Learning: Applies to **/*.py : Use dry-run mode by default for all installation operations
Applied to files:
daemon/scripts/setup_daemon.py
📚 Learning: 2026-01-12T20:51:13.828Z
Learnt from: CR
Repo: cortexlinux/cortex PR: 0
File: AGENTS.md:0-0
Timestamp: 2026-01-12T20:51:13.828Z
Learning: Add documentation for all new features
Applied to files:
daemon/README.md
🧬 Code graph analysis (7)
daemon/tests/integration/test_handlers.cpp (5)
daemon/src/config/config.cpp (2)
instance(133-136)instance(133-133)daemon/src/core/daemon.cpp (4)
instance(32-35)instance(32-32)config(108-110)config(108-108)daemon/src/ipc/handlers.cpp (2)
register_all(13-38)register_all(13-13)daemon/include/cortexd/config.h (1)
string(23-32)daemon/src/ipc/protocol.cpp (2)
parse(11-46)parse(11-11)
cortex/cli.py (1)
daemon/include/cortexd/ipc/server.h (1)
start(65-67)
daemon/src/utils/logger.cpp (9)
daemon/tests/integration/test_daemon.cpp (1)
init(63-87)daemon/tests/integration/test_handlers.cpp (1)
init(25-52)daemon/tests/unit/test_config.cpp (1)
init(16-23)daemon/tests/integration/test_ipc_server.cpp (1)
init(22-32)daemon/tests/unit/test_rate_limiter.cpp (2)
init(16-18)shutdown(20-22)daemon/tests/unit/test_protocol.cpp (2)
init(12-15)shutdown(17-19)cortex/daemon_client.py (1)
shutdown(212-219)daemon/tests/unit/test_logger.cpp (2)
shutdown(16-19)shutdown(21-23)cortex/licensing.py (1)
level(25-32)
daemon/include/cortexd/core/daemon.h (5)
daemon/include/cortexd/config.h (2)
cortexd(15-78)string(23-32)daemon/include/cortexd/core/service.h (2)
cortexd(8-52)Service(16-50)daemon/include/cortexd/ipc/server.h (2)
cortexd(19-138)IPCServer(54-138)daemon/src/config/config.cpp (2)
instance(133-136)instance(133-133)daemon/src/core/daemon.cpp (32)
instance(32-35)instance(32-32)initialize(37-61)initialize(37-37)run(63-97)run(63-63)request_shutdown(99-101)request_shutdown(99-99)register_service(103-106)register_service(103-103)config(108-110)config(108-108)uptime(112-115)uptime(112-112)notify_ready(117-120)notify_ready(117-117)notify_stopping(122-125)notify_stopping(122-122)notify_watchdog(127-129)notify_watchdog(127-127)reload_config(131-139)reload_config(131-131)reset(141-159)reset(141-141)setup_signals(161-177)setup_signals(161-161)start_services(179-200)start_services(179-179)stop_services(202-212)stop_services(202-202)event_loop(214-242)event_loop(214-214)
daemon/scripts/install.sh (5)
daemon/include/cortexd/config.h (1)
cortexd(15-78)daemon/include/cortexd/core/daemon.h (1)
cortexd(17-161)daemon/include/cortexd/ipc/protocol.h (1)
cortexd(12-112)daemon/include/cortexd/ipc/server.h (2)
cortexd(19-138)start(65-67)daemon/include/cortexd/logger.h (1)
cortexd(11-122)
daemon/tests/integration/test_daemon.cpp (3)
daemon/tests/integration/test_handlers.cpp (1)
config(64-70)daemon/src/config/config.cpp (2)
instance(133-136)instance(133-133)daemon/src/core/daemon.cpp (6)
instance(32-35)instance(32-32)config(108-110)config(108-108)uptime(112-115)uptime(112-112)
daemon/tests/unit/test_config.cpp (1)
daemon/src/config/config.cpp (10)
file(19-19)file(91-91)defaults(127-129)defaults(127-127)load(14-65)load(14-14)load(138-164)load(138-138)instance(133-136)instance(133-133)
🪛 ast-grep (0.40.5)
daemon/src/ipc/server.cpp
[warning] 169-169: This call makes a world-writable file which allows any user on a machine to write to the file. This may allow attackers to influence the behaviour of this process by writing to the file.
Context: 0666
Note: [CWE-732]: Incorrect Permission Assignment for Critical Resource [REFERENCES]
- https://wiki.sei.cmu.edu/confluence/display/c/FIO06-C.+Create+files+with+appropriate+access+permissions
(world-writable-file-cpp)
🪛 Clang (14.0.6)
daemon/src/ipc/server.cpp
[error] 6-6: 'cortexd/ipc/server.h' file not found
(clang-diagnostic-error)
daemon/src/core/daemon.cpp
[error] 6-6: 'cortexd/core/daemon.h' file not found
(clang-diagnostic-error)
daemon/tests/integration/test_handlers.cpp
[error] 6-6: 'gtest/gtest.h' file not found
(clang-diagnostic-error)
daemon/src/config/config.cpp
[error] 6-6: 'cortexd/config.h' file not found
(clang-diagnostic-error)
daemon/src/main.cpp
[error] 6-6: 'cortexd/core/daemon.h' file not found
(clang-diagnostic-error)
daemon/include/cortexd/config.h
[error] 8-8: 'string' file not found
(clang-diagnostic-error)
daemon/src/utils/logger.cpp
[error] 6-6: 'cortexd/logger.h' file not found
(clang-diagnostic-error)
daemon/include/cortexd/common.h
[error] 8-8: 'string' file not found
(clang-diagnostic-error)
daemon/include/cortexd/core/daemon.h
[error] 8-8: 'cortexd/core/service.h' file not found
(clang-diagnostic-error)
daemon/tests/integration/test_daemon.cpp
[error] 6-6: 'gtest/gtest.h' file not found
(clang-diagnostic-error)
daemon/tests/unit/test_config.cpp
[error] 6-6: 'gtest/gtest.h' file not found
(clang-diagnostic-error)
🪛 markdownlint-cli2 (0.18.1)
daemon/README.md
68-68: Fenced code blocks should have a language specified
(MD040, fenced-code-language)
91-91: Fenced code blocks should have a language specified
(MD040, fenced-code-language)
132-132: Fenced code blocks should have a language specified
(MD040, fenced-code-language)
250-250: Fenced code blocks should have a language specified
(MD040, fenced-code-language)
415-415: Bare URL used
(MD034, no-bare-urls)
416-416: Bare URL used
(MD034, no-bare-urls)
🪛 Shellcheck (0.11.0)
daemon/scripts/install.sh
[warning] 73-73: GROUP_ADDED appears unused. Verify use (or export if used externally).
(SC2034)
🔇 Additional comments (38)
daemon/CMakeLists.txt (3)
49-67: LGTM!Clean FetchContent configuration with pinned versions and shallow clones. The yaml-cpp setup correctly disables unnecessary test/tool builds.
124-137: LGTM!Installation targets follow standard conventions with appropriate paths for the daemon binary, systemd service unit, and example configuration.
149-162: LGTM!Test infrastructure is properly gated behind
BUILD_TESTSoption with a reasonable Google Test version (v1.14.0). The test setup creates a static library from daemon sources and includes multiple unit tests with proper GTest integration.daemon/scripts/install.sh (1)
11-55: Preflight checks and idempotent setup look good.The build/root validation and default config creation are clear and safe.
daemon/include/cortexd/config.h (1)
130-145: Good: explicit unlocked callback path.The
notify_callbacks_unlockedAPI makes the lock-free callback contract clear and avoids re-entrancy deadlocks.cortex/daemon_client.py (1)
45-53: The current error parsing inDaemonResponse.from_json()is correct and safely handles the actual daemon protocol format, where errors are always serialized as objects withmessageandcodekeys. No changes needed.daemon/src/main.cpp (1)
84-123: LGTM — clean wiring of config, IPC server, and daemon lifecycle.daemon/src/utils/logger.cpp (4)
20-48: Clean init/shutdown and level controls.Thread-safe initialization/shutdown and level accessors are clear.
50-68: Convenient level-specific wrappers.Thin wrappers keep call sites readable and consistent.
96-115: Timestamp formatting with safe fallback looks good.The thread-safe time conversion and fallback string keep stderr logging robust.
117-137: Level mapping helpers are consistent.The mappings are clear and match expectations.
daemon/src/ipc/server.cpp (3)
20-49: Rate limiter window reset logic is clear.Straightforward and easy to reason about.
53-116: Lifecycle management looks robust.Startup, shutdown, and handler registration flow are well structured.
215-288: Request handling and rate-limit response path look solid.The connection accounting and error paths are tidy.
daemon/src/core/daemon.cpp (7)
15-30: Signal handling flags are async‑signal‑safe.The handler only sets flags, which is the right pattern.
37-61: Initialization flow is straightforward.Config loading and log level setup are clean.
103-115: Service registration and uptime helpers look good.Clear and minimal.
141-159: Test reset hook is useful for isolation.Clear and pragmatic for unit/integration tests.
161-177: Signal setup is clear and minimal.Ignoring SIGPIPE is appropriate for socket-based IPC.
179-212: Service start/stop sequencing is solid.Sorting by priority and reversing on stop is predictable.
214-242: Event loop structure is easy to follow.Signal handling, health checks, and watchdog tick are well organized.
daemon/tests/integration/test_handlers.cpp (11)
25-116: Fixture setup and socket helpers are robust.Good temp dir isolation and send/recv error handling.
128-145: Ping handler coverage looks good.Both default and param-ignored cases are validated.
150-168: Version handler assertions are solid.Checks both name and non-empty version.
174-198: Config.get validation is comprehensive.All fields are asserted with expected values.
204-242: Config.reload test exercises live updates well.Covers initial state, change, reload, and verification.
248-255: Shutdown handler response is validated.Confirms expected success payload.
264-301: Unknown-method cases are well covered.Explicitly verifies METHOD_NOT_FOUND for unsupported endpoints.
307-330: Response shape tests are helpful.Timestamp and result presence checks add good safety.
336-355: Sequential and mixed request coverage is good.Exercises repeated and varied paths.
360-384: Concurrent request coverage is valuable.Nice stress case for handler correctness under load.
386-389: Test runner setup is standard.Looks good.
daemon/include/cortexd/common.h (4)
19-27: JSON alias and version constants look consistent.Clear, centralized definitions.
29-50: Core constants are clearly defined.Keeps shared settings centralized and readable.
51-78: Enum definitions are clean and scoped.The domain-specific enums are straightforward.
80-102: Helper declarations andHealthSnapshotshape are solid.The struct fields cover expected health signals.
daemon/include/cortexd/core/daemon.h (2)
131-158: LGTM! Well-structured singleton daemon class.The private section correctly implements the singleton pattern with:
- Private default constructor
- Service ownership via
unique_ptr- Atomic state flags for thread-safe status checking
- Clean separation of lifecycle methods
Minor note:
uptime()will return a very large value if called beforerun()setsstart_time_, since defaulttime_pointis epoch. Consider documenting this precondition or initializingstart_time_ininitialize().
78-86: Clarify thread-safety constraint forservices_registration.The
services_vector is accessed without synchronization in multiple places:start_services(),event_loop()(health checks), andstop_services(). While the current usage pattern is safe—services are registered only beforerun()starts and are not modified during operation—this constraint should be documented. Consider adding a comment specifying thatregister_service()must be called only beforerun()starts to prevent races with these concurrent iterations.
✏️ Tip: You can disable this entire section by setting review_details to false in your review settings.
|
@sujay-d07 please look into the coderabbit suggestion |
…it logging - Implemented audit logging for both installation and uninstallation of the Cortex daemon, capturing success and failure states. - Added error handling to log issues during the execution of setup and uninstall scripts. - Improved user feedback by providing detailed error messages and logging critical commands executed during manual uninstallation. - Updated the CMake configuration for static builds to allow partial static linking. - Enhanced documentation formatting in README and added links for better accessibility. This update improves the robustness and traceability of the daemon's installation and uninstallation processes.
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Actionable comments posted: 3
🤖 Fix all issues with AI agents
In `@cortex/cli.py`:
- Around line 3198-3272: Add audit/history writes for daemon IPC and test runs:
update _daemon_ipc_call to create an InstallationHistory (or the project's
history model) entry when an IPC operation starts and update it with
success/failure and any error detail when the call returns; ensure
_daemon_config, _daemon_reload_config, _daemon_version and _daemon_ping rely on
this centralized behavior. Also add a similar history entry in _daemon_run_tests
so test execution is recorded (start, success/failure, error). Use the existing
InstallationHistory API/fields used by install/uninstall flows to store
timestamp, operation name (e.g., "config.get"/"version"/"ping"/"run-tests"),
result status, and error message if any.
- Around line 3132-3173: The manual uninstall loop currently logs per-command
failures but always prints "Daemon uninstalled" and records
InstallationStatus.SUCCESS; modify the uninstall flow in the block iterating
over commands (the loop that builds cmd_str, calls subprocess.run and checks
result.returncode) to track overall success (e.g., set a boolean like any_failed
when any result.returncode != 0), ensure you update
history.update_installation(install_id, InstallationStatus.FAILED, error_msg)
when a command fails, and after the loop only print the success message and
record InstallationStatus.SUCCESS if no failures occurred; if any_failed is
true, print an appropriate failure message, return a non-zero exit code (or
raise/propagate an error) and ensure the final history update reflects FAILED
rather than SUCCESS.
In `@daemon/README.md`:
- Line 415: Update the README string "Issues: [Github
Issues](https://github.com/cortexlinux/cortex/issues)" to use the correct
capitalization "GitHub" (i.e., change "Github Issues" to "GitHub Issues") so the
link text reads "Issues: [GitHub
Issues](https://github.com/cortexlinux/cortex/issues)"; locate and edit the
exact markdown token "Issues: [Github
Issues](https://github.com/cortexlinux/cortex/issues)" in the README.
♻️ Duplicate comments (3)
daemon/README.md (1)
131-134: Remove orphaned empty code block.There's an empty/orphaned code fence between the CLI commands section and the IPC API section that breaks markdown flow and lacks a language identifier.
🧹 Proposed fix
cortex daemon uninstall-```
IPC API
</details> </blockquote></details> <details> <summary>cortex/cli.py (1)</summary><blockquote> `3034-3061`: **Require explicit confirmation (or a `--yes` escape hatch) before sudo uninstall.** `_daemon_uninstall` executes privileged commands as soon as `--execute` is set, but there’s no explicit confirmation step or `--yes` flag (unlike `docker permissions`). This violates the “no silent sudo” safety standard that’s already enforced elsewhere in this CLI. <details> <summary>🔧 Suggested fix</summary> ```diff daemon_uninstall_parser.add_argument( "--execute", action="store_true", help="Actually run the uninstallation" ) +daemon_uninstall_parser.add_argument( + "-y", "--yes", action="store_true", help=HELP_SKIP_CONFIRM +)execute = getattr(args, "execute", False) +skip_confirm = getattr(args, "yes", False) if not execute: ... return 0 + +if not skip_confirm: + try: + response = console.input( + "[bold cyan]This will remove cortexd with sudo. Proceed? (y/N): [/bold cyan]" + ) + if response.lower() not in ("y", "yes"): + cx_print("Operation cancelled", "info") + return 0 + except (EOFError, KeyboardInterrupt): + console.print() + cx_print("Operation cancelled", "info") + return 0Based on learnings, enforce explicit confirmation for privilege escalation.
Also applies to: 4037-4043
daemon/scripts/setup_daemon.py (1)
396-409: Add explicit confirmation beforesudoinstall.
install_daemon()runssudo install.shwithout a direct confirmation prompt. This is still a silent privilege escalation path.🔐 Suggested fix
def install_daemon() -> bool: """ Install the cortexd daemon system-wide. ... """ + if not Confirm.ask("Proceed with daemon installation (requires sudo)?", default=False): + console.print("[yellow]Installation cancelled by user.[/yellow]") + log_audit_event("install_daemon", "User cancelled installation", success=False) + return False console.print("[cyan]Installing the daemon...[/cyan]") result = subprocess.run(["sudo", str(INSTALL_SCRIPT)], check=False)Based on learnings, require explicit user confirmation for privilege escalation.
🧹 Nitpick comments (3)
daemon/CMakeLists.txt (1)
38-41: Consider removing blanket linker warning suppression.Suppressing all linker warnings with
-Wl,--no-warningsis aggressive and may hide legitimate issues during development. If specific warnings are known to be harmless, consider suppressing only those, or document why this blanket suppression is necessary.♻️ Alternative approach
If specific warnings need suppression, target them individually:
# Example: Suppress specific known-harmless warnings if(NOT APPLE) # Only if specific warnings are confirmed harmless # string(APPEND CMAKE_EXE_LINKER_FLAGS " -Wl,--no-warn-search-mismatch") endif()Or remove entirely and address warnings as they arise during development.
daemon/src/ipc/server.cpp (1)
301-319: Consider releasing lock before invoking handler.The
dispatch()method holdshandlers_mutex_while executing the handler. For the current simple handlers (ping, version, config), this is fine. However, for future extensibility with longer-running handlers, consider copying the handler while holding the lock and invoking it outside:♻️ Suggested pattern for future
Response IPCServer::dispatch(const Request& request) { RequestHandler handler; { std::lock_guard<std::mutex> lock(handlers_mutex_); auto it = handlers_.find(request.method); if (it == handlers_.end()) { LOG_WARN("IPCServer", "Unknown method: " + request.method); return Response::err("Method not found: " + request.method, ErrorCodes::METHOD_NOT_FOUND); } handler = it->second; // Copy the handler } // Invoke outside lock try { return handler(request); } catch (const std::exception& e) { LOG_ERROR("IPCServer", "Handler error for " + request.method + ": " + e.what()); return Response::err(e.what(), ErrorCodes::INTERNAL_ERROR); } }cortex/cli.py (1)
2872-2907: Add precise typing for_daemon_ipc_call.
ipc_funcand the return tuple are untyped. The guideline asks for type hints in Python; please annotate the callable and return type for clarity and tooling.🧾 Suggested typing
-from typing import TYPE_CHECKING, Any +from typing import TYPE_CHECKING, Any, Callable, Optional, Tuple ... - def _daemon_ipc_call(self, operation_name: str, ipc_func): + def _daemon_ipc_call( + self, + operation_name: str, + ipc_func: "Callable[[DaemonClient], DaemonResponse]", + ) -> "Tuple[bool, Optional[DaemonResponse]]":As per coding guidelines, prefer explicit type hints for public helpers.
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📒 Files selected for processing (10)
cortex/cli.pydaemon/CMakeLists.txtdaemon/README.mddaemon/scripts/setup_daemon.pydaemon/src/config/config.cppdaemon/src/core/daemon.cppdaemon/src/ipc/server.cppdaemon/src/utils/logger.cppdaemon/tests/integration/test_daemon.cppdaemon/tests/unit/test_config.cpp
🧰 Additional context used
📓 Path-based instructions (1)
**/*.py
📄 CodeRabbit inference engine (AGENTS.md)
**/*.py: Follow PEP 8 style guide for Python code
Include type hints in Python code
Add docstrings for all public APIs in Python code
Use dry-run mode by default for all installation operations
Do not use silent sudo - require explicit user confirmation for privilege escalation
Implement Firejail sandboxing for execution of untrusted code
Log all operations to ~/.cortex/history.db for audit purposes
Files:
cortex/cli.pydaemon/scripts/setup_daemon.py
🧠 Learnings (4)
📚 Learning: 2026-01-12T20:51:13.828Z
Learnt from: CR
Repo: cortexlinux/cortex PR: 0
File: AGENTS.md:0-0
Timestamp: 2026-01-12T20:51:13.828Z
Learning: Applies to **/*.py : Do not use silent sudo - require explicit user confirmation for privilege escalation
Applied to files:
cortex/cli.pydaemon/scripts/setup_daemon.py
📚 Learning: 2026-01-12T20:51:13.828Z
Learnt from: CR
Repo: cortexlinux/cortex PR: 0
File: AGENTS.md:0-0
Timestamp: 2026-01-12T20:51:13.828Z
Learning: Applies to **/*.py : Log all operations to ~/.cortex/history.db for audit purposes
Applied to files:
cortex/cli.py
📚 Learning: 2026-01-12T20:51:13.828Z
Learnt from: CR
Repo: cortexlinux/cortex PR: 0
File: AGENTS.md:0-0
Timestamp: 2026-01-12T20:51:13.828Z
Learning: Applies to **/*.py : Use dry-run mode by default for all installation operations
Applied to files:
daemon/scripts/setup_daemon.py
📚 Learning: 2026-01-12T20:51:13.828Z
Learnt from: CR
Repo: cortexlinux/cortex PR: 0
File: AGENTS.md:0-0
Timestamp: 2026-01-12T20:51:13.828Z
Learning: Add documentation for all new features
Applied to files:
daemon/README.md
🧬 Code graph analysis (4)
daemon/src/ipc/server.cpp (2)
daemon/include/cortexd/ipc/server.h (4)
RateLimiter(29-49)IPCServer(54-138)start(65-67)is_healthy(70-82)daemon/src/ipc/protocol.cpp (4)
err(82-88)err(82-82)parse(11-46)parse(11-11)
daemon/tests/unit/test_config.cpp (1)
daemon/src/config/config.cpp (10)
file(19-19)file(91-91)defaults(127-129)defaults(127-127)load(14-65)load(14-14)load(138-164)load(138-138)instance(133-136)instance(133-133)
daemon/src/core/daemon.cpp (3)
daemon/src/config/config.cpp (2)
instance(133-136)instance(133-133)daemon/tests/integration/test_daemon.cpp (1)
instance(90-96)daemon/src/utils/logger.cpp (2)
set_level(40-43)set_level(40-40)
daemon/tests/integration/test_daemon.cpp (2)
daemon/src/config/config.cpp (2)
instance(133-136)instance(133-133)daemon/src/core/daemon.cpp (6)
instance(32-35)instance(32-32)config(108-110)config(108-108)uptime(112-115)uptime(112-112)
🪛 ast-grep (0.40.5)
daemon/src/ipc/server.cpp
[warning] 180-180: This call makes a world-writable file which allows any user on a machine to write to the file. This may allow attackers to influence the behaviour of this process by writing to the file.
Context: 0666
Note: [CWE-732]: Incorrect Permission Assignment for Critical Resource [REFERENCES]
- https://wiki.sei.cmu.edu/confluence/display/c/FIO06-C.+Create+files+with+appropriate+access+permissions
(world-writable-file-cpp)
🪛 Clang (14.0.6)
daemon/src/config/config.cpp
[error] 6-6: 'cortexd/config.h' file not found
(clang-diagnostic-error)
daemon/src/ipc/server.cpp
[error] 6-6: 'cortexd/ipc/server.h' file not found
(clang-diagnostic-error)
daemon/tests/unit/test_config.cpp
[error] 6-6: 'gtest/gtest.h' file not found
(clang-diagnostic-error)
daemon/src/core/daemon.cpp
[error] 6-6: 'cortexd/core/daemon.h' file not found
(clang-diagnostic-error)
daemon/tests/integration/test_daemon.cpp
[error] 6-6: 'gtest/gtest.h' file not found
(clang-diagnostic-error)
daemon/src/utils/logger.cpp
[error] 6-6: 'cortexd/logger.h' file not found
(clang-diagnostic-error)
🪛 LanguageTool
daemon/README.md
[uncategorized] ~415-~415: The official name of this software platform is spelled with a capital “H”.
Context: ...SE](../LICENSE) ## Support - Issues: [Github Issues](https://github.com/cortexlinux/...
(GITHUB)
🪛 markdownlint-cli2 (0.18.1)
daemon/README.md
132-132: Fenced code blocks should have a language specified
(MD040, fenced-code-language)
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- GitHub Check: Test (Python 3.12)
- GitHub Check: Test (Python 3.10)
- GitHub Check: Test (Python 3.11)
- GitHub Check: test (3.10)
- GitHub Check: test (3.12)
- GitHub Check: test (3.11)
🔇 Additional comments (18)
daemon/src/utils/logger.cpp (3)
70-83: LGTM!The data race concern from the previous review has been properly addressed. The mutex is now acquired before checking
min_level_, ensuring thread-safe access to the shared state.
96-115: LGTM!Good use of the thread-safe
localtime_r()function with proper fallback handling when it fails. This addresses the previous thread-safety concern.
20-48: LGTM!Lifecycle and level management methods are properly synchronized with mutex protection.
daemon/CMakeLists.txt (3)
58-67: LGTM!The yaml-cpp FetchContent declaration is now clean without the unnecessary
PATCH_COMMAND. The comment correctly documents that yaml-cpp 0.8.0 doesn't require patching.
114-118: LGTM!Good fix addressing the systemd incompatibility concern. Using
-static-libgcc -static-libstdc++instead of full-staticallows libsystemd to usedlopen()for dynamic feature detection while still providing partial static linking benefits.
130-138: The systemd service file is actually installed correctly. While the CMakeLists.txt defines relative installation paths (lib/systemd/systemandshare/cortex), these CMakeinstall()commands are not used in the normal workflow. The documented installation method issudo ./scripts/install.sh, which explicitly installs the service to/etc/systemd/system/(an absolute, correct path) and the config to/etc/cortex/. The CMakeLists.txt install paths would only be relevant if developers rancmake --installdirectly, which is not part of the project's build or deployment process.Likely an incorrect or invalid review comment.
daemon/src/config/config.cpp (4)
111-125: LGTM!The validation correctly checks
log_levelin the range 0-4, aligning with allLogLevelenum values includingCRITICAL.
138-164: LGTM!The
load()method correctly copies callbacks and config under the lock, then invokes callbacks outside the lock vianotify_callbacks_unlocked(). This prevents potential deadlocks.
166-206: LGTM!The
reload()method addresses both the TOCTOU race (by copyingconfig_path_under lock and checking consistency after reload) and the deadlock risk (by invoking callbacks outside the lock). Well implemented.
14-65: LGTM!The
Config::load()method has proper file existence checking, YAML parsing with exception handling, path expansion, and validation. Good defensive implementation.daemon/src/ipc/server.cpp (5)
142-157: LGTM!Good addition of the socket path length check before
strncpy. This prevents silent truncation and fails early with a clear error message.
199-224: LGTM with noted limitation.The synchronous accept loop is acceptable for the current use case. The comment on line 219 acknowledges the potential for async handling in the future. For now, this is fine given the expected low connection volume.
20-49: LGTM!The
RateLimiterimplementation is clean with thread-safe mutex protection and proper 1-second window reset logic.
78-106: LGTM!Good graceful shutdown implementation. Using
shutdown(server_fd_, SHUT_RDWR)to unblockaccept()and waiting for in-flight handlers via condition variable ensures clean termination without dangling references.
177-186: The security trade-off for socket permissions is already documented in daemon/README.md's Security section (line 397), which notes "Unix socket with 0666 permissions (local access only, not network accessible)" alongside systemd hardening measures. No further action needed.daemon/src/core/daemon.cpp (1)
131-147: LGTM: log level is reapplied on config reload.This ensures
config.reloadimmediately updates logger behavior, which keeps runtime logging consistent.daemon/tests/integration/test_daemon.cpp (1)
90-96: Good test isolation withDaemon::reset()inTearDown.This prevents singleton state leakage across tests.
daemon/tests/unit/test_config.cpp (1)
22-24: Nice: unique temp dir avoids parallel test collisions.The PID + timestamp suffix is a solid guard against flaky test runs.
✏️ Tip: You can disable this entire section by setting review_details to false in your review settings.
- Added audit logging for installation and uninstallation processes, capturing success and failure states. - Enhanced error handling to log issues during daemon operations, including detailed error messages for user feedback. - Updated the handling of test execution and command failures to improve robustness and traceability. - Minor documentation fix in README for consistency. This update significantly improves the monitoring and reliability of the daemon's operational processes.
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Actionable comments posted: 1
🤖 Fix all issues with AI agents
In `@daemon/README.md`:
- Around line 118-125: The README documents a non-existent "cortex daemon
shutdown" subcommand; either remove that line from the "Basic daemon commands"
list or implement the CLI subcommand. To fix: if you choose docs-first, delete
the "cortex daemon shutdown # Request daemon shutdown" entry from the
README; if you choose feature-first, add a "shutdown" subcommand to the daemon
CLI registration (e.g., in the registerDaemonCommands or daemonCommand setup)
that invokes the existing daemon shutdown RPC/handler (use the same mechanism as
the "reload-config" command to send the request). Ensure the command name is
exactly "shutdown" so the README and CLI stay in sync.
♻️ Duplicate comments (2)
daemon/README.md (1)
132-133: Remove the orphaned empty code fence (MD040).There’s a stray fenced block between the CLI commands and the IPC API heading that breaks markdown flow and trips linting.
🧹 Proposed fix
-``` - ## IPC APIcortex/cli.py (1)
3068-3242: Require explicit confirmation before sudo in daemon uninstall.The uninstall path executes sudo without a confirmation prompt. The project safety standard is “no silent sudo,” so please add a confirmation step (with a
--yesbypass) before any sudo invocation, including the uninstall script path.🔒 Suggested fix
execute = getattr(args, "execute", False) + skip_confirm = getattr(args, "yes", False) + if execute and not skip_confirm: + try: + response = console.input( + "[bold cyan]This will remove cortexd with sudo. Proceed? (y/n): [/bold cyan]" + ) + if response.lower() not in ("y", "yes"): + cx_print("Operation cancelled", "info") + return 0 + except (EOFError, KeyboardInterrupt): + console.print() + cx_print("Operation cancelled", "info") + return 0daemon_uninstall_parser.add_argument( "--execute", action="store_true", help="Actually run the uninstallation" ) +daemon_uninstall_parser.add_argument( + "-y", "--yes", action="store_true", help=HELP_SKIP_CONFIRM +)As per coding guidelines, silent sudo execution is not allowed.
Also applies to: 4164-4169
🧹 Nitpick comments (1)
cortex/cli.py (1)
2872-2964: Add type hints for the IPC helper signature.
_daemon_ipc_callis new, but the signature isn’t typed. Please annotate the callable and return type to match the Python typing guideline.♻️ Proposed update
-from typing import TYPE_CHECKING, Any +from typing import TYPE_CHECKING, Any, Callable ... if TYPE_CHECKING: from cortex.shell_env_analyzer import ShellEnvironmentAnalyzer + from cortex.daemon_client import DaemonClient, DaemonResponse ... - def _daemon_ipc_call(self, operation_name: str, ipc_func): + def _daemon_ipc_call( + self, + operation_name: str, + ipc_func: "Callable[[DaemonClient], DaemonResponse]", + ) -> tuple[bool, "DaemonResponse | None"]:As per coding guidelines, include type hints for Python code.
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cortex/cli.pydaemon/README.md
🧰 Additional context used
📓 Path-based instructions (1)
**/*.py
📄 CodeRabbit inference engine (AGENTS.md)
**/*.py: Follow PEP 8 style guide for Python code
Include type hints in Python code
Add docstrings for all public APIs in Python code
Use dry-run mode by default for all installation operations
Do not use silent sudo - require explicit user confirmation for privilege escalation
Implement Firejail sandboxing for execution of untrusted code
Log all operations to ~/.cortex/history.db for audit purposes
Files:
cortex/cli.py
🧠 Learnings (3)
📚 Learning: 2026-01-12T20:51:13.828Z
Learnt from: CR
Repo: cortexlinux/cortex PR: 0
File: AGENTS.md:0-0
Timestamp: 2026-01-12T20:51:13.828Z
Learning: Applies to **/*.py : Do not use silent sudo - require explicit user confirmation for privilege escalation
Applied to files:
cortex/cli.py
📚 Learning: 2026-01-12T20:51:13.828Z
Learnt from: CR
Repo: cortexlinux/cortex PR: 0
File: AGENTS.md:0-0
Timestamp: 2026-01-12T20:51:13.828Z
Learning: Applies to **/*.py : Log all operations to ~/.cortex/history.db for audit purposes
Applied to files:
cortex/cli.py
📚 Learning: 2026-01-12T20:51:13.828Z
Learnt from: CR
Repo: cortexlinux/cortex PR: 0
File: AGENTS.md:0-0
Timestamp: 2026-01-12T20:51:13.828Z
Learning: Add documentation for all new features
Applied to files:
daemon/README.md
🪛 markdownlint-cli2 (0.18.1)
daemon/README.md
132-132: Fenced code blocks should have a language specified
(MD040, fenced-code-language)
⏰ Context from checks skipped due to timeout of 90000ms. You can increase the timeout in your CodeRabbit configuration to a maximum of 15 minutes (900000ms). (8)
- GitHub Check: Security Scan
- GitHub Check: security
- GitHub Check: test (3.10)
- GitHub Check: lint
- GitHub Check: test (3.11)
- GitHub Check: Auto-fix formatting
- GitHub Check: test (3.12)
- GitHub Check: Lint
🔇 Additional comments (5)
cortex/cli.py (5)
2828-2870: Daemon subcommand routing is clear and consistent.Nice, clean dispatch with a readable usage fallback.
2965-3067: Install flow looks solid (dry-run gate + audit logging).Good separation between preview and execute paths with consistent history updates.
3266-3340: IPC command handlers are clean and user-friendly.Nice reuse of the centralized IPC helper with consistent output formatting.
3342-3511: Test runner flow is robust and well-instrumented.Clear test selection logic, helpful guidance when tests aren’t built, and audit logging is in place.
4377-4379: Main CLI dispatch correctly wires the daemon entry point.Looks good and consistent with other command routing.
✏️ Tip: You can disable this entire section by setting review_details to false in your review settings.
- Implemented a new shutdown command to request daemon shutdown via IPC. - Updated documentation to include shutdown in the list of available daemon commands. - Enhanced the daemon command handling to process the shutdown action appropriately. This update improves the control over the daemon's lifecycle, allowing for graceful shutdowns.
There was a problem hiding this comment.
Actionable comments posted: 1
🤖 Fix all issues with AI agents
In `@cortex/cli.py`:
- Around line 4204-4221: Remove the redundant --all argument from the run-tests
parser: delete the daemon_run_tests_parser.add_argument("--all",
action="store_true", default=True, ...) line and any related references, and
instead update the parser help/description to state that run-tests runs all
tests by default when no filters are provided; ensure _daemon_run_tests
continues to determine "run all" by absence of --unit, --integration, and --test
and that no code relies on an --all attribute.
🧹 Nitpick comments (2)
cortex/cli.py (2)
2875-2886: Consider adding explicit return type hint.The method has a good docstring describing the return type, but adding an explicit type annotation improves IDE support and static analysis.
Suggested type hint
- def _daemon_ipc_call(self, operation_name: str, ipc_func): + def _daemon_ipc_call(self, operation_name: str, ipc_func) -> tuple[bool, Any]:Note: You may want to import
DaemonResponsetype for a more precise annotation if it's available.
3193-3244: Manual uninstall error tracking looks good; consider consolidating audit entries.The
any_failedflag and error message collection correctly address the past review feedback about masking partial failures.One optional improvement: the intermediate
record_installationcalls (lines 3201-3210) create audit entries for each command but don't capture the returned IDs to update them with success/failure. The maininstall_identry is properly finalized, so this is a minor gap in audit granularity rather than a bug.
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cortex/cli.py
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**/*.py
📄 CodeRabbit inference engine (AGENTS.md)
**/*.py: Follow PEP 8 style guide for Python code
Include type hints in Python code
Add docstrings for all public APIs in Python code
Use dry-run mode by default for all installation operations
Do not use silent sudo - require explicit user confirmation for privilege escalation
Implement Firejail sandboxing for execution of untrusted code
Log all operations to ~/.cortex/history.db for audit purposes
Files:
cortex/cli.py
🧠 Learnings (2)
📚 Learning: 2026-01-12T20:51:13.828Z
Learnt from: CR
Repo: cortexlinux/cortex PR: 0
File: AGENTS.md:0-0
Timestamp: 2026-01-12T20:51:13.828Z
Learning: Applies to **/*.py : Do not use silent sudo - require explicit user confirmation for privilege escalation
Applied to files:
cortex/cli.py
📚 Learning: 2026-01-12T20:51:13.828Z
Learnt from: CR
Repo: cortexlinux/cortex PR: 0
File: AGENTS.md:0-0
Timestamp: 2026-01-12T20:51:13.828Z
Learning: Applies to **/*.py : Log all operations to ~/.cortex/history.db for audit purposes
Applied to files:
cortex/cli.py
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- GitHub Check: Test (Python 3.12)
- GitHub Check: Test (Python 3.11)
- GitHub Check: Test (Python 3.10)
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- GitHub Check: test (3.10)
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🔇 Additional comments (5)
cortex/cli.py (5)
2832-2873: LGTM!The daemon command router is well-structured with clear docstring, proper subcommand routing, and helpful usage output when no action is specified. The implementation follows the patterns established elsewhere in this CLI.
2968-3069: LGTM - Install flow with proper dry-run default.The implementation correctly defaults to dry-run mode (requiring
--executeto proceed), includes comprehensive audit logging, and handles errors appropriately. The setup script delegation allows the wizard to handle its own user interactions.
3269-3357: LGTM - IPC command implementations.All IPC commands (
config,reload-config,version,ping,shutdown) consistently use the centralized_daemon_ipc_callhelper for error handling and audit logging. The ping command nicely measures response latency, and config displays results in a Rich table.
3359-3528: LGTM - Test runner implementation.The test runner is well-implemented with:
- Proper checks for whether tests are built
- Support for filtering (unit-only, integration-only, specific test)
- Verbose mode support via ctest's
-Vflag- Helpful guidance when tests haven't been built yet
- Audit logging for the operation
4398-4399: LGTM!The daemon command routing follows the established pattern used by other commands in
main().
✏️ Tip: You can disable this entire section by setting review_details to false in your review settings.
- Revised the help text for the 'run-tests' command to specify that it runs all tests by default when no filters are provided. - Improved user understanding of the command's functionality. This change enhances the usability of the CLI by providing clearer guidance on test execution options.
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Anshgrover23
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Anshgrover23
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@sujay-d07 There are still some missing tests for the implementation :
- You test basic rate limiting but not edge cases around the 1-second window boundary. What happens if requests span exactly the window reset?
- No test for concurrent handler registration
- No test for malformed JSON edge cases( i.e. JSON with duplicate keys, UTF-8 edge cases in method names)
- No test for socket cleanup on crash ?
Also, enable Enable `MemoryDenyWriteExecute=yes until PR3.
| timeout.tv_sec = SOCKET_TIMEOUT_MS / 1000; | ||
| timeout.tv_usec = (SOCKET_TIMEOUT_MS % 1000) * 1000; |
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Uses constants from common.h.
| if(NOT APPLE) | ||
| string(APPEND CMAKE_EXE_LINKER_FLAGS " -Wl,--no-warnings") | ||
| endif() |
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Do not suppress linker warnings. This could mask genuine issues like undefined symbols or library mismatches. Either remove this or document exactly which warning you're suppressing and why.
| std::string to_string(AlertSeverity severity); | ||
| std::string to_string(AlertType type); | ||
| AlertSeverity severity_from_string(const std::string& s); | ||
| AlertType alert_type_from_string(const std::string& s); | ||
| CommandType command_from_string(const std::string& cmd); |
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These functions are declared but never defined anywhere in the codebase. If any translation unit includes this header and calls these functions, you'll get linker errors. Either implement them or remove the declarations if they're for PR2/PR3.
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| | Metric | Target | Actual | | ||
| |--------|--------|--------| | ||
| | Startup time | < 1s | ~0.2-0.4s | |
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How did you measure this? I don't see any benchmark code or timing instrumentation. The issue explicitly states "Must start in < 1 second" as a hard requirement.
Add a simple benchmark or at minimum log timestamps, something like this maybe:
LOG_INFO("main", "Startup completed in " + std::to_string(elapsed.count()) + "ms");
| | Metric | Target | Actual | | ||
| |--------|--------|--------| | ||
| | Startup time | < 1s | ~0.2-0.4s | | ||
| | Idle memory | < 30MB | ~20-30MB | |
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Same concern here, you claim 20-30MB idle but where's the measurement? Add a test or document how to verify ?
| void Daemon::reset() { | ||
| // Reset all singleton state for test isolation | ||
| // This ensures each test starts with a clean daemon state | ||
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| // Stop any running services first | ||
| stop_services(); | ||
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| // Clear all registered services | ||
| services_.clear(); | ||
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| // Reset state flags | ||
| shutdown_requested_ = false; | ||
| running_ = false; | ||
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| // Reset start time | ||
| start_time_ = std::chrono::steady_clock::time_point{}; | ||
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| LOG_DEBUG("Daemon", "Daemon state reset for testing"); | ||
| } |
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This reset function has no synchronization. If called while another thread is in run() or accessing services_, you have undefined behavior. Since this is test-only, consider:
- Adding a
mutex - Documenting that it must only be called when daemon is stopped
- Or using
#ifdef TESTINGto exclude from production builds
| while total_received < MAX_RESPONSE_SIZE: | ||
| chunk = sock.recv(4096) | ||
| if not chunk: | ||
| # Connection closed by server | ||
| break | ||
| chunks.append(chunk) | ||
| total_received += len(chunk) | ||
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| # Try to parse - if valid JSON, we're done | ||
| # This handles the common case where the full message arrives | ||
| try: | ||
| response_data = b"".join(chunks) | ||
| response_json = json.loads(response_data.decode("utf-8")) |
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This is inefficient - you're joining all chunks and attempting JSON parse after every 4KB receive. For small responses this is fine, but consider checking for a complete JSON object more efficiently (matching braces or using a streaming parser).
Also, what if the daemon sends exactly MAX_RESPONSE_SIZE bytes of valid JSON? You'll exit the loop without trying to parse.
| DEFAULT_SOCKET_PATH = "/run/cortex/cortex.sock" | ||
| SOCKET_TIMEOUT = 5.0 # seconds | ||
| MAX_RESPONSE_SIZE = 65536 # 64KB | ||
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| # Paths to check if daemon is installed | ||
| DAEMON_BINARY_PATH = "/usr/local/bin/cortexd" | ||
| DAEMON_SERVICE_PATH = "/etc/systemd/system/cortexd.service" |
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These should all be consistent and ideally defined in one place. What if someone installs to /opt/cortex? Consider making these configurable or at least documenting the assumptions.
| RestrictSUIDSGID=yes | ||
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| # Allow memory mapping for llama.cpp | ||
| MemoryDenyWriteExecute=no |
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Are we doing this setup for next atomic PR ? If yes, then just document here.
| TEST_F(HandlersTest, StatusMethodNotAvailableInPR1) { | ||
| start_server_with_handlers(); | ||
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| // Status handler is not registered in PR 1 | ||
| auto response = send_json_request("status"); | ||
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| EXPECT_FALSE(response["success"]); | ||
| EXPECT_EQ(response["error"]["code"], cortexd::ErrorCodes::METHOD_NOT_FOUND); | ||
| } | ||
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| TEST_F(HandlersTest, HealthMethodNotAvailableInPR1) { | ||
| start_server_with_handlers(); |
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Why are u writing PR1 as suffix everywhere ?
3 participants
Related Issue
Closes #427 (1/3)
Summary
Implement cortexd, the core C++ daemon foundation for the Cortex AI Package Manager. This provides the essential daemon infrastructure with Unix socket IPC, JSON-RPC protocol, systemd integration (Type=notify with watchdog support), YAML-based configuration management, and basic IPC handlers (ping, version, config, shutdown). The daemon achieves < 1s startup time and < 30MB idle memory usage.
Type of Change
AI Disclosure
Used Cursor AI Agent to assist with code implementation, debugging, and documentation.
Key Features
/run/cortex/cortex.sockCLI commands added for the daemon:
Testing
Unit Tests - Test individual components in isolation:
Integration Tests - Test component interactions:
Manual Testing:
Checklist
Demo
Daemon Setup Demonstration:
Screencast from 2026-01-16 00-56-36.webm
Commands Demonstration:
Screencast from 2026-01-16 01-00-30.webm
Summary by CodeRabbit
New Features
Documentation
Tests
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