diff --git a/Jenkins-ansible b/Jenkins-ansible index 37d66ca849..46984c7360 100644 --- a/Jenkins-ansible +++ b/Jenkins-ansible @@ -31,7 +31,7 @@ pipeline{ ], credentialsId: 'nexus3', groupId: 'in.javahome', - nexusUrl: '172.31.36.82:8081', + nexusUrl: '172.31.42.135:8081', nexusVersion: 'nexus3', protocol: 'http', repository: 'sample-releases', diff --git a/Jenkins-decnew b/Jenkins-decnew index 66dc517336..4af0e02158 100644 --- a/Jenkins-decnew +++ b/Jenkins-decnew @@ -20,11 +20,11 @@ pipeline{ steps{ sshagent(['tomcat-new']) { sh """ - scp -o StrictHostKeyChecking=no target/myweb.war ec2-user@172.31.34.139:/home/ec2-user/apache-tomcat-9.0.64/webapps/ + scp -o StrictHostKeyChecking=no target/myweb.war ec2-user@172.31.10.233:/home/ec2-user/apache-tomcat-9.0.64/webapps/ - ssh ec2-user@172.31.34.139 /home/ec2-user/apache-tomcat-9.0.64/bin/shutdown.sh + ssh ec2-user@172.31.10.233 /home/ec2-user/apache-tomcat-9.0.64/bin/shutdown.sh - ssh ec2-user@172.31.34.139 /home/ec2-user/apache-tomcat-9.0.64/bin/startup.sh + ssh ec2-user@172.31.10.233 /home/ec2-user/apache-tomcat-9.0.64/bin/startup.sh """ } diff --git a/Jenkins-docker b/Jenkins-docker index 1da5be47de..38f3c26450 100644 --- a/Jenkins-docker +++ b/Jenkins-docker @@ -31,7 +31,7 @@ pipeline{ ], credentialsId: 'nexus3', groupId: 'in.javahome', - nexusUrl: '172.31.47.248:8081', + nexusUrl: '172.31.36.181:8081', nexusVersion: 'nexus3', protocol: 'http', repository: 'sample-releases', diff --git a/Jenkins-kube b/Jenkins-kube index 044cf6328e..6054279b75 100644 --- a/Jenkins-kube +++ b/Jenkins-kube @@ -31,7 +31,7 @@ pipeline{ ], credentialsId: 'nexus3', groupId: 'in.javahome', - nexusUrl: '172.31.47.74:8081', + nexusUrl: '172.31.16.243:8081', nexusVersion: 'nexus3', protocol: 'http', repository: 'sample-releases', diff --git a/Jenkins-sonar-nexus-tomcat b/Jenkins-sonar-nexus-tomcat index d559107d4f..ea9402c1e9 100644 --- a/Jenkins-sonar-nexus-tomcat +++ b/Jenkins-sonar-nexus-tomcat @@ -31,7 +31,7 @@ pipeline{ ], credentialsId: 'nexus3', groupId: 'in.javahome', - nexusUrl: '172.31.46.109:8081', + nexusUrl: '172.31.40.8:8081', nexusVersion: 'nexus3', protocol: 'http', repository: 'sample-releases', @@ -42,11 +42,11 @@ pipeline{ steps{ sshagent(['tomcat-new']) { sh """ - scp -o StrictHostKeyChecking=no target/myweb-8.2.0.war ec2-user@172.31.45.145:/home/ec2-user/apache-tomcat-9.0.63/webapps/ + scp -o StrictHostKeyChecking=no target/myweb-8.2.0.war ec2-user@172.31.41.172:/home/ec2-user/apache-tomcat-9.0.64/webapps/ - ssh ec2-user@172.31.45.145 /home/ec2-user/apache-tomcat-9.0.63/bin/shutdown.sh + ssh ec2-user@172.31.41.172 /home/ec2-user/apache-tomcat-9.0.64/bin/shutdown.sh - ssh ec2-user@172.31.45.145 /home/ec2-user/apache-tomcat-9.0.63/bin/startup.sh + ssh ec2-user@172.31.41.172 /home/ec2-user/apache-tomcat-9.0.64/bin/startup.sh """ } diff --git a/bhavani b/bhavani deleted file mode 100644 index de8a7e28ac..0000000000 --- a/bhavani +++ /dev/null @@ -1 +0,0 @@ -she is new to cloud and automation diff --git a/apple b/char similarity index 100% rename from apple rename to char diff --git a/dev.in b/dev.in index 0d730e4fd7..0fe5f282bd 100644 --- a/dev.in +++ b/dev.in @@ -1,2 +1,2 @@ [webservers] -172.31.34.52 ansible_user=ec2-user +172.31.47.191 ansible_user=ec2-user diff --git a/hdfc1.0 b/ecomm similarity index 100% rename from hdfc1.0 rename to ecomm diff --git a/f2 b/f2 deleted file mode 100644 index aa51c0afd7..0000000000 --- a/f2 +++ /dev/null @@ -1 +0,0 @@ -bcuhbbcijbiocj diff --git a/jeevan.pem b/jeevan.pem deleted file mode 100644 index 8c4e1a26e1..0000000000 --- a/jeevan.pem +++ /dev/null @@ -1,27 +0,0 @@ ------BEGIN RSA PRIVATE KEY----- -MIIEogIBAAKCAQEAnbXXN6xIhr0XulcG241GcF0b67OoG9Rya0AcDXLlOO1+51cH -P1Ip7BYJjSJblDmN3VRjNJ/jWXIYmgPM+2Q9TMq6zuYmH0YhGPBRLRA78vjt5W9b -fzMu8s/yT7t1n9r6XJq6He8BMgV/PZ1A1Uc0zRGDdws9Yo86hqIPDqVlTALWpOei -Hc+praWpe4++D+UwaalLxAi6Fi8GcaQMyjWeD0y+II3UScUiu4NntdpPY7edYPUY -a1y1s6K7gMSkiaR7Lwy4X1ngfH2rYaGI+bU4E/MJ/S4q6Bd8uVumRfe5qUgmnKHq -qcLoVRvdizopPbbzsCUOGjryksUakGVrGS9jAQIDAQABAoIBAGV0hW8bNcz3+Du3 -oIG88IN4Ym3OtWax1KmKJIHCWBO3NNw98Dub77wgsSRJ5gAExm6LywYflXIFJC5w -I33VjlnIUUSoaf3Ub5ZLgu0qdGZqHSBr8sBxfNJXU9pXDeQ4SrcoEnMPPgWf46sP -bpXFqQIDMj9yy5qL6WqS9nzFidTLOki1wpFPOAuA2k9mmMNjwtZChyymepGtwCEj -o5VcPZTDQYhdF0/Zwrl5PEsrz+J154Rzd/2NvOAnjRECSu2Eo3sGGa2JG0Nc3ja+ -rlnpc44rcnKy2yQe+Q6XYK4Q5SmdSioJPOTGTMeQ7b6dbcg4B47CEEIg/EStfaG8 -BSBWfsECgYEA4n7ni2Sp3LDfcWz9DGMiN/lmKFLJ/jp1zAT3dJOft5rRtRt6z1Mk -8Ik9fzPh9dAVKiT958Zy1AJo+SH2KNTgmhmYt7J3n7iKyXmYq2/ecgZKRGlmdvvN -kKheMLZjfk7LXOs1bVtabj7mwqM1CWjuQ0xAMoOzLQER99IHHQlM3ncCgYEAskEb -IExr/G4yHxY+HumA9x1biiOJTdStjw1X8e24qdMzTC37/vVbM4lxyWRJ/TGrIiUq -N6IPtU5L2MLIGINp6KnxZkapRHqMYC8rhLAR9KQPKwRZWW44ECAL16cthVIeCkF7 -aLjFo0r5zyEUG56JcX2UzyB7JskdgUdkxccL0EcCgYBIXXmHPNtUqqJJcCQNcCL/ -tUxhd8oX0v/N9oxFj+EI3YtBDQ2Y7hywSXj/ikkYq6oHdBg3lF0dxcNaTfKDKziz -o5f6oSe9PU4Cfzo7FBwDXGUgJHjbbSpJnLGzaKKzOWOaRYAld3mWHbzG1TRd1EvD -7rnYKeH2cBAYmN8y9MS9kwKBgFlA7kMy4NMpniEgswQpaTDS21YEyyhUeH7rcICr -xk4KeWIImGgmFH9ur7HmbIHBz+2t7ECk/faLeMDVbvmPO4WLKltKwFCQiB9VHxY2 -TxdO2mVwrQhxftLcKPHXPJzH7FC4TwG1mwhTb1f+OSJHNIzGE6/OlLtr8kEcLWI2 -czzbAoGAa/NNRg0Z0xbPtcBT6ZWrFQOifY41cbRj90XSwrnG8d8YDS9TIZczzgpw -XzkLctyXDkwG2aZSoSdfMs5wNIsP5HV0byKeZK82eClhVEIV14oID4ft6QlIR97F -xhZq6PwbSnRAafFGajBWRprRcRzVHrtNVXNZYzQ+ZTUmTgkGy4c= ------END RSA PRIVATE KEY----- \ No newline at end of file diff --git a/madan b/madan deleted file mode 100644 index 211ade27b6..0000000000 --- a/madan +++ /dev/null @@ -1 +0,0 @@ -he is new cloud and automation diff --git a/madan-linux.txt b/madan-linux.txt deleted file mode 100644 index f407091aa0..0000000000 --- a/madan-linux.txt +++ /dev/null @@ -1,1470 +0,0 @@ -How to create AWS account ??? - -email address , mobile number , Debit card ( master / visa ) - -Google ===>> aws console login ==>> AWs management console ===>> sign into console ==>>> create new account ==>> email : xyz , password 1243 , conform password : 1234 ==>> Aws account name : ==>> continue.. - -AWS free-tier ( select ) ===>> personal ( select ) or proffesional/ business acount ===>>> address details ==> d.no , streect , pincode , state ,near landmark.. - -==>>> debit card details ==>> 16 digits number ==>> CVV ===>>> OTP ( 2/-) ===>>> do you have pancrad : no ===>> - -AWS ==> verification ==>> mobile number ===>> voice message / text message (select) ==>> 4 digits ( 5896 ) - -my role is : student - -you are intestrd in : other.. - -AWs console login ==>> sign in ==>> email id with password ===>> - -AWS account ==>> imediate / 24 hours.. - - -========================================================================================================= - -Linux servers : we will create linux servers in AWS account - -Linux servers to connect ===>> we need to two softwares or applications install in our laptop. - -1. gitbash - -2. putty - -========================================================================================================================= - -Linux : it is an operating system like windows.. - -Linux is process oriented operating system.. - - -Datacenter : physical linux servers ===>> hardware ===>> o.s install ( linux ) ===>> application and databse installl ==>> APP ===>> EU. - -AWS ==>> Cloud ===>>> AMI ( amazon machine image) ==>> Ec2 instance ==>>> application and databse installl ==>> APP ===>> EU. - - -Unix : operating system. - -Unix 4 types of flavours : - -1. sun solaris 2. Redhat Linux ( open source and free of cost ) 3. IBM-AIX 4. HP-UNIX.. - -Other remaining these three are enterpraise versions ===>> License purhase ===>>>> manadatory.. - - -windows : - -C:/ : operating system install ===>> Admin user. - -GUI mode operations ( Graphical user interface) ===>> clicks. - -files and folders - -NTFS filesystem ( new technology file system) - - -Linux : - -/ ==>>> root ===>>> operating system install ===>>> rootuser / parent user / super user / Admin user. - -CLI mode operations : ( Command Line interface) ===>>> commands to type. - -files and directories - -ext2 , ext3 , ext4 ( latest ) ==>> file systems. - -ext2 ===>> second extended file system. - -ext3 ===>> third extended file system. - -ext4 ===>> fourth extended file system. - - -===================================================================================================================================== - -ec2 : elastic cloud compute : ec2 ==>>> virtal machine. ==>>> ec2 instance. - -AMI ==>> Amazon machine image - -Every AMI has their own identification number ===>> AMI ID. - -Every operarting sysrem has their own AMI. ==>> o.s install. - -security group : - -It is a virtual firewall at ec2 instance level.. - -it contains set of rules.. - -every application has their own port number.. - -all ports in between ==>>> 0 to 65535 - -ec2-user ( default user ) ===>> able to login we need to add a rule ==>> ssh ( mandatory) - -ssh ==>> port number ==>>> 22. - -http ==>> port number ==>> 80 - -mysql ==>>> database ==>> 3306 - -============================================================================================== - -when ever you created a ec2 intsance ==>> then automatically two Ip addresses will come. - -1. public IP address : ec2 instance to login and application enduser to access. - -this is visible only in AWs console dashboard. - -2. private Ip address : it is used to internal communication. - -this is visible in both AWS console dashboard and ec2 instance. - -================================================================================================== - -keypair ===>>> ramakrishna ===>> download ===>>> extension ====>>> ramakrishna.pem ==>> pemfile. - -pemfile conatins privatekey - -afetr launching the ec2 instance ===>> defaultly create publickey key . - -privatekey and publickey -->>> match --->>> default user able to login into ec2 instance ( ec2-user). - -===================================================================================================== - -======================================================================================================= - -Linux basic commands : - -Files and directory operations : - -Files operations : - -cat > filename - -I am new to linux .. - -ctrl + d ==> save. - -ex: cat > ramakrishna - -I am new to linux , devops , aws - -ctrl + d ==>> save.. - -==>>>> list of files ==>> ls - -file identification ==>> ls ==> file ==>>> white color. - -ls -l ==>> first field ==>> - ( hyphen) - -2. How to append the data ina file - -cat >> filename - -S3 and RDS .. - -ctrl + d ==>> save - -3. How to view inside data in a file. - -cat filename - -cat ramakrishna - -4. How to copy file from one location to another location. - -cp source destionation - -note : destination must be a directory.. - -mkdir directoryname - -mkdir sachin - -ex: cp ramakrishna sachin - -4. How to move file from one location to another location. - -mv source destionation - -note : destination must be a directory.. - -mkdir directoryname - -mkdir yuvi - -ex: mv ramakrishna yuvi - -5. How to rename a file. - -mv oldname newname - -mv ramakrishna srinivas - - -6. How to create empty files. - -touch filename - -touch abc - -touch {a..m} - -7. file1 ==>>>data and file2 empty file ==>> file1 data copy to file2. ==>>> redirect. - -cat file1 > file2 - -cat ramakrishna > abc - -8. How to delete a file . - -rm -rf filename - -rm -rf ramakrishna. - -==================================================================================== - -==================================================================================== - -directory operations : - -how to create a directory ?? - -mkdir directoryname - -mkdir sachin - -ls ==>> directory color ==>> blue. - -ls -l ==>> first field ( d) - -pwd ==>> present working directory.. - -cd ==>> change directory.. - -cd sachin - -pwd - -/home/ec2-user/sachin - -mkdir rahul - -cd rahul - -pwd - -/home/ec2-user/sachin/rahul - -mkdir hardik - -cd hardik - -pwd - -/home/ec2-user/sachin/rahul/hardik - -mkdir lara - -cd lara - -pwd - -/home/ec2-user/sachin/rahul/hardik/lara - -cd .. - -/home/ec2-user/sachin/rahul/hardik - -cd .. - -/home/ec2-user/sachin/rahul - -cd .. - -/home/ec2-user/sachin/ - -cd .. - -/home/ec2-user/ - -mkdir -p /home/ec2-user/sachin/rahul/hardik/lara/ponting - -cd /home/ec2-user/sachin/rahul/hardik/lara - -pwd - -/home/ec2-user/sachin/rahul/hardik/lara - -cd ../../../../ - -pwd - -/home/ec2-user/ - -================================ - -how to rename a directory - -mv oldname newname - -mv sachin dhoni - -how to delete a directory - -rm -rf directryname - -rm -rf sachin - -================================================================================================= - -filter commands : - -files / directories / users / groups - -useradd ramakrishna - -useradd bhargavi - -user related information ==>>> /etc/passwd - -head : top 10 users to display ==>> head /etc/passwd - -tail : below 10 users to display ==>> tail /etc/passwd - -more : page by page ===>> more /etc/passwd ==>>> space button press ==>> last page ==>> automatically exit.. - -less : page by page ==>> less /etc/passwd. ==>>> space button press ==>> last page ==>> not exit ==>>> q button press ==> quit - -================================================================================================== - - -vi editor : - -files ===>>> create , with in the files ==>> data ==>>> modify and delete by using vi editor.. - -vi editor has 3 types of modes.. - -1. CLI mode. - -2. Insert mode. - -3. Extended mode. - -vi ramakrisha ====>> CLI mode - -press " i " key ==>> insert mode. - -I am new to Linux.. - -escape shift:wq! ===>>> save ===>>> extended mode. - -cat ramakrishna - -================================================================================================================= - - -grep and find : - -10 files - - -ramakrishna - -ls -l | grep ramkrishna - -ls -l | grep 123 - -ls -l | grep abc - -ls -l | grep a - -ls -l | grep A - -i ==>> ignore case sensitive - -ls -l | grep -i A - - -find : - -find / -optins keyword - -options : - -1. files - -2. directories - -3. users - -4. groups - -5. inum ==>>> inode number ==>> 4 digit number. - -find / -name ramakrishna - -find / -name sachin - -find / -user pavan - -find / -group aws - -find / -inum 1234 - -================================================================= - -files and directory permissions : ===>> security - -security ===>> userlevel , grouplevel , otherlevel.. - -ls -l - -- ==>> file - -d ==>> directory - -c ==>> charecter file - -b ==>> block file - -l ==>> link file. - -rw- ( userlevel) r-- (grouplevel ) r-- ( otherslevel) - -r ==>>> read ===>> 4 - -w ==>> write ===>> 2 - -x ==>> execute ==>> 1 - -By using this command ==>> chmod command ==>> change modification. - -2 types methods to giving the files and directory permissions. - -1. symbolic method. - -2. Absolute method. -======================= - -1. symbolic method. - -file ==>>> bhargavi - -userlevel 6 , grouplevel 3 , otherslevel ==>> 5 - -chmod u=rw,g=wx,o=rx bhargavi - -sachin ==>>> 7 ( userlevel ) 6 ( group level ) 4 ( otherlevel ) - -chmod u=rwx,g=rw,o=r sachin - -========================================================= - -2. Absolute method. - -yuvi ==>> 655 - -chmod 655 yuvi - -chiru ==>> 666 - -chmod 666 chiru - -abc ==>> only userlevel full permissions.. - -chmod 700 abc - -xyz ==>> group level full permissions.. - -chmod 070 xyz - -chmod 007 ponting.. - -======================================================================== - -file full permissions : 666 - -directory full permissions : 777 - -default file permissions : 644 - -default directory permissions : 755 - -umask ==>> 022 / 0022 - -666 - 022 ==>> 644 - -777 - 022 ==>> 755 - -======================================================================== - -Booting process : - -ex: windows ==>> power on button ==>> press ==>> password ====>> in between poweron button and passowrd process ==>> Booting process.. - -Linux ==> power on button ==>> press then booting process will starts. - -Booting process has 6 stages : - -1. BIOS : Basic input output system. - -2. MBR : Master boot record. - -3. GRUB : Grand unified bootloader. - -4. KERNEL : - -5.INIT : initialization. - -6. RUNLEVELS : - - -1. BIOS : Basic input out system. - -It will checks the system integrity check . - -system integrity check ==>> system's hradware check ==>> motherboard , cpu , ram , harddisk ==>> properly working or not ?? - - -2. MBR : Master boot record: - -It contains the bootables files .. - -MBR has 3 components - -1. Primary bootloader. ==>> 446 bytes. - -2. Partition table information. ==>> 64 bytes. - -3. MBR validation check. ==>> 2 bytes. - -MBR size ==>> 512 bytes. - -3. GRUB : Grand unified bootloader. - -GRUB contains the information - -Root device inforamtion ===>> /dev/xvda - -multiple kernel images ==>> 5 , 6 , 7 , 8 , 9 - -default time ===>> ??? - -timedout ===>> ??? - -grub contains one configuration file ===>> /boot/grub/grub.conf - -vi /boot/grub/grub.conf - -/boot/grub/grub.conf ==>>> this configuration file link to /etc/grub.conf. - - -4. KERNEL : - -It is the mediator between o.s and hardware. - -it is the heart of the operating. - -It will manages devices information , multitasking , filesystem information. - -5. INIT : - -It is parent of all process. - -each process has their own unique identification number. - -process ==>> unique id ==>> process id ==>>> PID - -init ==>> pid ==>> 1 - -root ==>> pid ==>> 0 - -init 0 ===>> Hung state. ( danger command.) - -init 1 ===>> single user mode ( trouble shoot ) - -init 2 ===>> multiuser mode with out network ( networking related commands are not working) - -init 3 ===>> multiuser mode with network ( networking related commands are working here) ==>> default init level - -init 4 ===>> un used. - -init 5 ==>>> X11 ( GUI mode ) - -init 6 ===>>> reboot ==>> danger command ===>> with respective people ==>> approval. - -vi /etc/inittab - -/etc/init.d ==>> scripts.. - -6. RUNLEVELS : - -shell scripts ==>>> application install or backup ==>> scripts to put inside inside runlevels. - -/etc/rc.d/rc0.d ==>> runlevel 0 - -/etc/rc.d/rc1.d ==>> runlevel 1 - -/etc/rc.d/rc2.d ==>> runlevel 2 - -/etc/rc.d/rc3.d ==>> runlevel 3 ==>>> default runlevel.. - -/etc/rc.d/rc4.d ==>> runlevel 4 - -/etc/rc.d/rc5.d ==>> runlevel 5 - -/etc/rc.d/rc6.d ==>> runlevel 6 - -vi /etc/rc.d/rc3.d/.backup.sh ==>> reboot ==>> you will get complete backup of linux server. - -/etc/init.d ==>> scripts.. ==>>> app ==>> service ==>> manage. - -============================================================================================= - -AWS ==>> runlevels ==>> alternative ==>> userdata ==>> script. - -================================================================================================== - -Partitiong / filesystem creation : - -deviding the hard disk into the no .of partitions.. - -500gb harddsik ===>> 10 parttions ==>> each partition has the size ==>> 50 gb.. - -Physical servers point of view : - -device naming convensions : - -/dev ==>> devices information. - -/dev/sda ==>> SCSI - -/dev/hda ==>> IDE - -/dev/vda ==>> virtual disk.. - -4 , 8 , 12 , 16. - -Each physical linux servers ==>> 16 hard disks attached one linux servers.. - -/dev/sda to /dev/sdp - -/dev/sda to /dev/sde ==>>>> o.s internally used.. - -extranal we will attached to the physical linux server ==>>> /dev/sdf to /dev/sdp.. - -LInux ==>> file system types ==>> ext2 , ext3 , ext4 ( latest ) - - -senario : - -Application team ==>> request raise to linux admin team ==>> 500 gb ==>> disk space ( hard disk) ==>>>file sysyem ==>> app5 ==>> mount point ==>> application install. - -Linux admin team ==>> request raise SAN ( storage area network ) team ==>> please attach 500 gb hard disk to lx123 ( linux server name ). - -SAN team request raise to data center people ( field engineers ) ==>>> lax123 ==>attach to 500gb hard disk. ==>>> they will attach 500gb hard disk to linux server. - -Linux admin team follows below steps.. - -1. fdisk -l ( o.s control ) - -2. partprobe /dev/sdf ==>>> kernel identification. - -3. mkfs.ext4 /dev/sdf ==>> creating the file system. - -4. mkdir app5 - -5. mounting : attaching a directory to the file system. it is called mount point. - -mount -t ext4 /dev/sdf app5 - -6. cat /etc/mtab ==>> temparary mount points. - -7. How to make permanate mount ?? - -vi /etc/fstab - -devicename mountpoint typeoffilesystem defaults 0 (dump) 0 ( check sequence) - -/dev/sdf /home/ec2-user/app5 ext4 defaults 0 0 - -esc shift:wq! - -8. cd app5 - -ls - -lost + found ==>> directory.. - -touch {a..e} - -reboot - -=============================================================================== - -AWS cloud : EBS ==>> elastic block storage. - -disk space ===>> volume - -Application team ==>> request raise to linux admin team ==>> 500 gb ==>> volume ==>>> filesystem ==>>> app5 ==>> mount point ==>> application install. - -EBS thumbrule : - -Ec2 instance and volume should be in same availability zone. - -Ec2 instance ==>> 1a ==>> AZ - -volume ==>> same AZ ( 1a ) ==> 500 gb - -we will attach this volume to ec2 instance - -volumes ==>> 16 volumes to create one ec2 instance. - -/dev/sda to /dev/sdp. - -/dev/sda to /dev/sde ==>> o.s internelly used. - -volume attach to ec2 instance ==>>> /dev/sdf to /dev/sdp. (11) - -After login into the ec2 instance ==>> device naming convension to display diffrent. ==>>> /dev/xvdf to /dev/xvdp. - -Linux admin team follows below steps.. - -1. fdisk -l ( o.s control ) - -2. lsblk ==>>> kernel identification. - -3. mkfs.ext4 /dev/xvdf ==>> creating the file system. - -4. mkdir app5 - -5. mounting : attaching a directory to the file system. it is called mount point. - -mount -t ext4 /dev/xvdf app5 - -6. cat /etc/mtab ==>> temparary mount points. - -7. How to make permanate mount ?? - -vi /etc/fstab - -devicename mountpoint typeoffilesystem defaults 0 (dump) 0 ( check sequence) - -/dev/xvdf /home/ec2-user/app5 ext4 defaults 0 0 - -esc shift:wq! - -8. cd app5 - -ls - -lost + found ==>> directory.. - -touch {a..e} - -reboot - -=============================================================================== -ebs history : - -[root@ip-172-31-32-34 ec2-user]# history - 1 fdisk -l - 2 lsblk - 3 mkfs.ext4 /dev/xvdf - 4 mkdir app5 - 5 mount -t ext4 /dev/xvdf app5 - 6 cat /etc/mtab - 7 vi /etc/fstab - 8 df -h - 9 cd app5/ - 10 ls - 11 touch {a..z} - 12 ls - 13 cd .. - 14 fdisk -l - 15 lsblk - 16 mkfs.ext4 /dev/xvdg - 17 mkdir app6 - 18 mount -t ext4 /dev/xvdg app6 - 19 cat /etc/mtab - 20 vi /etc/fstab - 21 ls - 22 cd app6 - 23 ls - 24 touch {1..20} - 25 ls - 26 cd .. - 27 history -[root@ip-172-31-32-34 ec2-user]# - -[root@ip-172-31-32-34 ec2-user]# cat /etc/fstab -# -UUID=26620198-186a-404b-b9a1-12d957d7c826 / xfs defaults,noatime 1 1 -/dev/xvdf /home/ec2-user/app5 ext4 defaults 0 0 -/dev/xvdg /home/ec2-user/app6 ext4 defaults 0 0 -[root@ip-172-31-32-34 ec2-user]# -[root@ip-172-31-32-34 ec2-user]# - - -============================================================================================================ - -Networking : - -Two or more systems connected each other ==>> networking - -systems ==>>>nothing but servers. - -Physical servers point of view ==>> data center ===>> onpremise infrastructure. - -Two servers are in same network ==>>> minimum requirements.. - -1. Two servers must be cabled with other. - -2. Each servers has at least one NIC card ( Network interface card / controller..) - -3. Each NIC card has one IPaddress and subnetmask.. - -4. After login into physical servers==>> eth0 ===>> logic nic name ==>> 192.168.0.1 ( IP address ) and subnetmask ==>> 255.255.255.0. - -NIC1 ==>> eth0 - -NIC2 ==>> eth1 - -NIC3 ==>> eth2 - -Based on the hardware ==>> nic slots..==> NICs will attach. - -5. Then these two systems in same network.. and these systems communicate with each other.. - -6. server1 ==>>> login ==>> ping server2IPaddress ==>> ping sequence.. - -7. server2 ==>>> login ==>> ping server1IPaddress ==>> ping sequence.. - -====================================================================================== - -Networking advantages.. - -1. files transfer ==>>> from one server to another server. - -2. Remoteuserly login ==>> from one server to another server. ==>>> applications install.. - -========================================================================================== - -The above requirements to do tasks..==>> we configure the ssh configuration. - -ssh : secure shell ==>>>> port number ==>>> 22 - -ssh : secure sheel - -1. server1 to server2 ==>>> files trasfer ==>> encrypted format. - -server2 to server1 ==>>> files trasfer ==>> decrypted format. - -SSH ==>> no one will hack. - -2. ssh : password less authentication. - -server1 to server2 ==>>> connect ==>> with out passowrd asking. - -server2 to server1 ==>>> connect ==>> with out passowrd asking. - -How to configure ssh configuration ?? - -central.pem ==>> privatekey. - -server1 : central.pem ==>> privatekey ==>> copy. - -1. vi /tmp/central.pem - - paste the privatekey ==>> save - -2. chmod 700 /tmp/central.pem - -server2 : central.pem ==>> privatekey ==>> copy. - -1. vi /tmp/central.pem - - paste the privatekey ==>> save - -2. chmod 700 /tmp/central.pem - -============================================================================== - -1. How to transfer files from one server to another server. - -server1 to server2 ==>> files transfer - -scp : secure copy - -touch bhargavi - -scp -i /tmp/central.pem filename ec2-user@server2IPaddress(public / private Ip):/home/ec2-user - -scp -i /tmp/central.pem bhargavi ec2-user@50.20.10.5:/home/ec2-user - -server2 to server1 ==>> files transfer - -scp : secure copy - -touch ramakrishna - -scp -i /tmp/central.pem filename ec2-user@server1IPaddress(public / private Ip):/home/ec2-user - -scp -i /tmp/central.pem ramakrishna ec2-user@60.20.10.5:/home/ec2-user - -==================================================================================================== - -2. How to login remote userly from one server to another server. - -server1 to server2 ==>>> remoteuserly login. - -ssh : secure shell - -ssh -i /tmp/central.pem ec2-user@server2IPaddress(public / private Ip) - -ssh -i /tmp/central.pem ec2-user@50.20.10.5 ==>> enter ==>> now you are in server2. - - -server2 to server1 ==>>> remoteuserly login. - -ssh : secure shell - -ssh -i /tmp/central.pem ec2-user@server1IPaddress(public / private Ip) - -ssh -i /tmp/central.pem ec2-user@60.20.10.5 ==>> enter ==>> now you are in server1. - -======================================================================================================= - -ifconfig -a ==>> command - -nic card logical name , up , running ,mtu ( memory tranfer unit )==>>9001 - -nIC ==>>> mac address , IPaddress and subnetmask.. - -lo : loop back address ==>> self ping ===>> 127( series) - -Ipaddress ==>> privateIP. - -==>> How to change / assign the IPaddress of linux server ?? - -cd /etc/sysconfig/network-scripts - -ls - -ifcfg-eth0 ifcfg-eth1 - -vi ifcfg-eth0 - -IPADDR=192.168.20.5 - -save - -service network start - -==>> How to change / assign the hostname of the linux server ?? - -vi /etc/sysconfig/network - -hostame = xyz.com - -save - -service network start - -===================================================================================================== -hostname - -xyz.com - -==================================================================================================== - - -[root@ip-172-31-46-139 network-scripts]# history - 1 ping 54.250.156.121 - 2 ifconfig -a - 3 ping 172.31.46.139 - 4 vi /tmp/kalpana123.pem - 5 chmod 700 /tmp/kalpana123.pem - 6 touch jyothsna - 7 scp -i /tmp/kalpana123.pem jyothsna ec2-user@54.250.156.121:/home/ec2-user - 8 ls - 9 ifconfig -a - 10 ssh -i /tmp/kalpana123.pem ec2-user@54.250.156.121 - 11 ifconfig -a - 12 git --version - 13 cd /etc/sysconfig/network-scripts/ - 14 ls - 15 vi ifcfg-eth0 - 16 hostname - 17 cat /etc/sysconfig/network - 18 vi /etc/sysconfig/network - 19 hostname - 20 history -[root@ip-172-31-46-139 network-scripts]# - -===================================================== - -=============================================================================================== - -Each Linux servers has one Ipaddress along with one subnetmask.. - -An Ip address is an 4 digit octal number - -octal number ==>> 8. - -example Ipaddress ==>> 192.168.5.10 - -Each ==>> digit / bit. - -4 * 8 = 32 bits.. - -each bit or digit ==>> 2 power some thing. - -Each bit ==>> binaray format ==>> 010110 - -We will decide Ipaddress ==>>> which class it will be avaible based on the first bit. - -Ipaddress class types: - -CLASS A : 0 to 127 ===>> 255.0.0.0 ==>> subnetmask ====>>> CIDR block ==>> /8 - -CLASS B : 128 to 191 ===>> 255.255.0.0 ==>> sunbetmask ==>> CIDR block ==>> /16 ===>> VPC - -CLASS C : 192 to 223 ===>> 255.255.255.0 ==>> subnetmask ==>> CIDR block ==>> /24 ==>> subnet. - -CLASS D : R&D - -CLASS E : unused. - -127 + 64 ===>> 191 - -191 + 32 ===>> 223 - -CIDR block / notation ==>> we will decide the cidr notation based on the subnetmask.. - -CIDR : classless interdomain route. - -An Ipaddress can be devided into two portions. - -1. Network portion ( static / constant) - -2. host portion ( dynamic and change) - -1. Network portion ( static / constant) ===>> first 2 bits or 3 bits. - -2. host portion ( dynamic and change) ==>> last 2 bits or 1 bit. - -our own network ==>>> how many Ipaddresses will relases and In this network ==>> how many ec2 instances will create.?? - -ex: 30.50.10.40 ==>> SBI network - -1. Network portion ( static / constant) ===>> first 2 bits ==>> 2 power 16 - -2. host portion ( dynamic and change) ==>> last 2 bits. ==>> 2 power 16 ===>> 500. - -30.50.10.40 ==>> SBI network ==>>> in this network 500 Ipaddresse release ==>> 500 ec2 instances will create in this SBI network.. - -30.50.11.40 - -30.50.12.40 - -30.50.13.40 - -30.50.14.40 - -. -. -. - -30.50.300.40 - -30.50.300.41 - -30.50.300.42 - -30.50.300.43 -. -. -. - -=========================================================================== - -ex: 90.50.40.25 ==>> HDFC network - -1. Network portion ( static / constant) ===>> first 3 bits ==>> 2 power 24 - -2. host portion ( dynamic and change) ==>> last 1 bits. ==>> 2 power 8 ===>> 256 - -90.50.40.25 ==>> HDFC network ==>>> in this network 256 Ipaddresse release ==>> 256 ec2 instances will create in this HDFC network.. - -90.50.40.26 - -90.50.40.27 - -90.50.40.28 - -90.50.40.29 - -90.50.40.30 - -. -. -. - -90.50.40.281 - -===================================================================================== - -Package Administration / software management / package management. - -windows ==>>> softwares like ==>> vlc media player , pdf , msooffice.. - -Linux ==>>> packages.. - -Package Adminsitration ==>> LINUX ==>> two types utilities.. - -1. RPM : Redhat package manager - -2. YUM : Yellow dog update modifier. - -LINUX : RPM and YUM ==>> packages ==>> install , uninstall , verify , information , update , upgrade. - -update ==>>> linux version 5.2 ===>>> linux version 5.5 ===>> patching. - -upgrade ==>>> Linux version 5 ===>> linux version 6 ==>> upgrade. - -Physical servers point of view : - -1. RPM : Redhat package manager - -step 1 :Physical linux server ===>> cd / dvd disk ===>>> group of packages copied into cd / dvd disk. - -Physical linux server ===>> cd / dvd disk ===>>> insert ==>>> all packages ==>> copy to any location of the physical server. - -location ==>> /var/ftp/pub/packages. - -step 2 : go to the exact path of the available packages. - -cd /var/ftp/pub/packages ===>> mandatory. - -rpm -ivh packagename - -i ==>> install , v ==>> verbose , h ==>> hash prompt. - -rpm -ivh httpd - -rpm -uvh packagename - -rpm -uvh httpd - -rpm -qa packagename - -rpm -qa httpd - -rpm info packagename - -rpm info httpd - -rpm update - -rpm upgrade - -Key point : It will check the dependencys.. - -httpd install ==>> dependent ==>> java ==>> first you need to install java and after that you need to install httpd. - -RPM : drawbacks ==>> 1. path 2. dependency checking. - -To overcome the above drawbacks in RPM then YUM came into the picture. - -1. YUM : Yellow dog update modifier - -step 1 :Physical linux server ===>> cd / dvd disk ===>>> group of packages copied into cd / dvd disk. - -Physical linux server ===>> cd / dvd disk ===>>> insert ==>>> all packages ==>> copy to any location of the physical server. - -location ==>> /var/ftp/pub/packages. - -Repositories ===>> group of packages managed place . - -we will create our own repositories. - -/etc/repos.d ===>> we will create repositories here. - -repository extension must be name.repo - -vi /etc/repos.d/bhargavi.repo - -[bhargavi] - -base url : http:///var/ftp/pub/packages - -gpgcheck = 0 - -enabled =1 - -esc shift:wq! - -==>> yum install packagename - -yum install httpd ==>> y/d/n ===>> type y. - -yum install -y httpd - -yum remove packagename - -yum remove httpd - -yum list - -yum info packagename - -yum info httpd - -yum update -y - -yum upgrade -y - -======================================================================== - -AWS ==>> cloud. - -1. cd / dvd disk ==>> no need insert. ==>> these instances are virtual instances. - -2. No need to create repositories. - -yum install -y httpd ==>> online ==>> httpd site. - -yum install -y git ==>> gitsite - -yum install -y maven ==>> maven site - -yum install -y docker ==>> docker site. - -yum install -y tomcat ===>> tomcat site. - -====================================================================================== - -Managing installed packages.. - -service packagename status - -service packagename start - -service packagename stop - -service packagename restart - -service packagename reload -===================================== - -service httpd status - -service httpd start - -service httpd stop - -service httpd restart - -service httpd reload. - -restart ===>> service ==>> stop and start - -reload ===>> service ===>> httpd ==>>> install ==>>> internet issue ==>> 80 % install==>> remaining 20 % install ==>> stop and start. - -=================================================================================== - -The above only for one session. - -chkconfig httpd on ==>>> application will always close to enduser. - -chkconfig httpd off - -================================================================================ - -[root@ip-172-31-4-161 ec2-user]# history - 1 yum install httpd - 2 service httpd status - 3 service httpd start - 4 service httpd status - 5 cd /var/www/html/ - 6 ls - 7 vi index.html - 8 cd /home/ec2-user/ - 9 yum install -y docker - 10 yum install -y git - 11 yum list | grep jdk - 12 yum install -y java-1.8.0-openjdk-devel.x86_64 - 13 yum install -y ansible - 14 sudo amazon-linux-extras install ansible2 -y - 15 history - 16 yum install -y httpd - 17 history -[root@ip-172-31-4-161 ec2-user]# -[root@ip-172-31-4-161 ec2-user]# - -========================================================================================= -========================================================================================= - -Job automation / job scheduling .. - -Job ==>> task ==> perticular interval of time schedule ==>> job scheduling or job automation. - -job scheduling ==>> two types of methos or jobs.. - -1. at job. - -2. cron job. - -1. at job : It is used to only once at a specified time. - -at task of time. - -step of task - -ctrl + d ==>> save. - -at now - -mkdir sachin - -ctrl + d ==>>> save. - - -at 10:30 am - -ifconfig -a - -ctrl + d ==>> save. - -==>> when ever you created a job then automatically linux operating system gives a one unique id ==>>> job id. - -list of jobs ==>> atq - -at rm jobid ==>> delete the atjob - -at rm 1234 - -=============== - -/etc/at.deny ==>>> bhargavi , pavan - -/etc/at.allow ===>. ramakrishna , pavan - -at , cron jobs are follows round robin algorithem.==>>> first in first out. - -=================================================================================== - -cron jobs : It is used to repetative taks.. ====>> poll scm , build peridically ==>> jenkins. - -crontab -e ==>>here we will create cron jobs and cronjobs has the fields.. - -min hours dayofmonth month dayofweek command / task / script. - -* * 2 3 0 ./backup.sh - - -* ==>> all - -*/2 ==>> every 2minits - -*/5 ==>>> every 5 hours - -*/4 ==>> evry 4 days - -*/3 ==>> evry 3 months - -*/0 ==>> evry sunday.. - -*/2-4 - -*/ 2,4,6 - -crontab -l - -crontab -r - -crontab -u - -/etc/cron.deny ==>> vamsi , shekar - -/etc/cron.allow ==>> rajendra , shekar - -==================================================================================== - -Troubleshooting commands / performance tuning / health checkup commands. - -1. ps ==>> how many processes currently running your system. - -2. ps -elf ==>> it displys all processes.. - -3. bg ==>>> background running processes to display. - -4. fg ==>>> foreground running processes to display. - -5. ps -ef | grep smon ==>> currently running application in linux server. - -6. ps -ef | grep pmon ==>> currently running database in linux server. - -7. top ==>> process running , stop , uptime , load average , cpu , memory , swap ...etc..==>> exit ==>> press q button. - -8. iostat ==>>> disk related information. - -9. vmstat ==>> virtual memory statistics information.; free -m - -10. uptime ==>> load average ===>> 3 fields ==>> 1m 5m 15m - -11. netstat ==>> networking statistics information ; netstat -nr ==>>> routing table information. - -12. sar ==>> system activity report. - -=================================================================================================== - -[root@ip-172-31-14-39 ec2-user]# -[root@ip-172-31-14-39 ec2-user]# history - 1 ps - 2 ps -elf - 3 bg - 4 fg - 5 ps -ef | grep smon - 6 ps -ef | grep pmon - 7 top - 8 top - 9 iostat - 10 vmstat - 11 free -m - 12 netstat - 13 netstat -nr - 14 sar - 15 uptime - 16 history -[root@ip-172-31-14-39 ec2-user]# -[root@ip-172-31-14-39 ec2-user]# -============================================================================================================ - - - - - - - - - - - - - - - - - - - - - - - - - - - diff --git a/mani b/mani deleted file mode 100644 index 449c195936..0000000000 --- a/mani +++ /dev/null @@ -1 +0,0 @@ -He is new to pull request diff --git a/mys3pull b/mys3pull deleted file mode 100644 index 541fc669a2..0000000000 --- a/mys3pull +++ /dev/null @@ -1 +0,0 @@ -I am new ci/cd pipeline diff --git a/pom.xml b/pom.xml index a0c5ba131d..08a12c31d2 100644 --- a/pom.xml +++ b/pom.xml @@ -10,7 +10,7 @@ kammana - http://35.78.103.43:9000/ + http://18.181.164.81:9000/ @@ -28,12 +28,12 @@ nexusRepo - http://18.181.176.84:8081/repository/sample-snapshots/ + http://54.178.74.89:8081/repository/sample-snapshots/ nexusRepo - http://18.181.176.84:8081/repository/sample-releases/ + http://54.178.74.89:8081/repository/sample-releases/ diff --git a/pull check b/pull check new file mode 100644 index 0000000000..177e6b7a98 --- /dev/null +++ b/pull check @@ -0,0 +1 @@ +its checking for remote merge process diff --git a/sachin b/sachin deleted file mode 100644 index 896e621c18..0000000000 --- a/sachin +++ /dev/null @@ -1,3 +0,0 @@ -he is a good crricketr from india - -he is belongs to mumbai diff --git a/sateesh b/sateesh deleted file mode 100644 index 3c3db36c75..0000000000 --- a/sateesh +++ /dev/null @@ -1,9 +0,0 @@ -one -two -three -four -five -six -seven -eight -nine diff --git a/sbigoldloan b/sbigoldloan deleted file mode 100644 index e69de29bb2..0000000000 diff --git a/sbihomeloan b/sbihomeloan deleted file mode 100644 index e69de29bb2..0000000000 diff --git a/sbiib b/sbiib deleted file mode 100644 index e69de29bb2..0000000000 diff --git a/sbipl1.0 b/sbipl1.0 deleted file mode 100644 index e69de29bb2..0000000000 diff --git a/src/main/webapp/index.jsp b/src/main/webapp/index.jsp index 0eb22a4185..3087892497 100644 --- a/src/main/webapp/index.jsp +++ b/src/main/webapp/index.jsp @@ -1,5 +1,5 @@ -

GANA TECH APP VERSION-10000

+

GANA TECH APP VERSION-26000

diff --git a/nanda b/sri similarity index 100% rename from nanda rename to sri diff --git a/srikkanth b/srikkanth deleted file mode 100644 index e69de29bb2..0000000000 diff --git a/venu b/venu deleted file mode 100644 index aa9d66f2a2..0000000000 --- a/venu +++ /dev/null @@ -1,2 +0,0 @@ -He is also new to git and github -jenkins and sonar diff --git a/xerox2 b/xerox2 deleted file mode 100644 index e69de29bb2..0000000000 diff --git a/zebra b/zebra deleted file mode 100644 index e2b2cab998..0000000000 --- a/zebra +++ /dev/null @@ -1,4 +0,0 @@ -k8's -docker -ansible -sonar