Issue number: 90 - fss mount on all worker nodes

files/oke-fss-mount.sh

@@ -0,0 +1,41 @@
+#!/bin/bash
+
+# Variables (set these to your OCI FSS details)
+MOUNT_TARGET_IP="$3"     # IP address of OCI FSS mount target
+EXPORT_PATH="$1"      # Export path of FSS (from OCI Console)
+MOUNT_POINT="$2"         # Local directory to mount FSS
+
+# Install NFS utils on yum or apt-get systems
+if command -v yum >/dev/null 2>&1; then
+  yum install -y nfs-utils
+  echo "Installed nfs-utils via yum"
+elif command -v apt-get >/dev/null 2>&1; then
+  # Wait for apt lock and install the package
+  while fuser /var/{lib/{dpkg/{lock,lock-frontend},apt/lists},cache/apt/archives}/lock >/dev/null 2>&1; do
+    echo "Waiting for dpkg/apt lock"
+    sleep 1
+  done
+  apt-get update
+  apt-get install -y nfs-common
+  echo "Installed nfs-common via apt-get"
+fi
+
+# Create mount point directory if it doesn't exist
+mkdir -p "$MOUNT_POINT"
+
+# Mount the NFS share
+mount -t nfs -o vers=3 "$MOUNT_TARGET_IP:$EXPORT_PATH" "$MOUNT_POINT"
+if [ $? -eq 0 ]; then
+  echo "Successfully mounted $MOUNT_TARGET_IP:$EXPORT_PATH at $MOUNT_POINT"
+else
+  echo "Failed to mount $MOUNT_TARGET_IP:$EXPORT_PATH" >&2
+  exit 1
+fi
+
+# Add entry to /etc/fstab for re-mount at boot (if not already present)
+if ! grep -q "$MOUNT_TARGET_IP:$EXPORT_PATH" /etc/fstab; then
+  echo "$MOUNT_TARGET_IP:$EXPORT_PATH $MOUNT_POINT nfs vers=3,_netdev 0 0" >> /etc/fstab
+  echo "Added mount entry to /etc/fstab"
+else
+  echo "Mount entry already exists in /etc/fstab"
+fi

terraform/fss.tf

@@ -5,6 +5,11 @@ locals {
   fss_export_path = format("/oke-gpu-%v", local.state_id)
 }
 
+#export path picked from user input 
+#locals {
+#  fss_export_path = var.fss_export_path
+#}
+
 data "oci_file_storage_mount_targets" "fss" {
   count               = var.create_fss ? 1 : 0
   availability_domain = var.fss_ad

terraform/oke-workers.tf

@@ -3,6 +3,7 @@
 
 locals {
   create_workers = true
+  fss_mount_ip = try(data.oci_core_private_ip.fss_mt_ip[0].ip_address, "")
   ssh_authorized_keys = compact([
     trimspace(local.ssh_public_key),
   ])
@@ -25,6 +26,13 @@ locals {
     var.nvme_raid_level,
   ) : ""
 
+   #fss mounting on worker nodes
+
+  runcmd_fss_mount = var.create_fss && local.fss_mount_ip != "" && local.fss_export_path != "" ? format(
+    "curl -sL -o /var/run/oke-fss-mount.sh https://raw.githubusercontent.com/subburamoracle/oci-hpc-oke/refs/heads/fssmount_worker/files/oke-fss-mount.sh && (bash /var/run/oke-fss-mount.sh '%v' '%v' '%v' || echo 'Error initializing RAID' >&2)",
+    local.fss_export_path, var.fss_mount_path, local.fss_mount_ip
+  ) : ""
+
   write_files = [
     {
       content = local.cluster_apiserver,
@@ -43,6 +51,7 @@ locals {
     runcmd = compact([
       local.runcmd_nvme_raid,
       local.runcmd_bootstrap,
+      local.runcmd_fss_mount
     ])
     write_files = local.write_files
   }

terraform/schema.yaml

@@ -184,6 +184,7 @@ variableGroups:
     - create_bv_high
     - create_fss
     - fss_ad
+    - fss_mount_path
     - create_lustre
     - lustre_ad
     - lustre_size_in_tb
@@ -743,6 +744,12 @@ variables:
     visible: ${create_fss}
     dependsOn:
       compartmentId: ${compartment_ocid}
+  fss_mount_path:
+    title: FSS mount point
+    type: string
+    default: "/mnt/oci-fss"
+    required: true
+    visible: ${create_fss}
   create_bv_high:
     title: Create a storage class backed by higher performance OCI block volumes
     description: "Create a storage class backed by higher performance OCI block volumes (VPU: 20)."

terraform/variables.tf

@@ -188,6 +188,13 @@ variable "create_lustre_pv" {
   default = true
   type    = bool
 }
+# created variable for fss mounting
+variable "fss_mount_path" {
+  default = "/mnt/oci-fss"
+  type    = string
+}
+
+
 
 # MONITORING
 variable "install_monitoring" {