Devops

docker-compose-setup

@@ -0,0 +1,52 @@
+#!/bin/bash
+
+set -e
+
+echo "Updating system packages..."
+sudo dnf update -y
+
+echo "Installing Docker..."
+sudo dnf install -y docker
+
+echo "Starting and enabling Docker service..."
+sudo systemctl enable docker
+sudo systemctl start docker
+
+echo "Adding ec2-user to docker group..."
+sudo usermod -aG docker ec2-user
+
+echo "Detecting architecture..."
+ARCH=$(uname -m)
+
+if [ "$ARCH" = "x86_64" ]; then
+    COMPOSE_BINARY="docker-compose-linux-x86_64"
+elif [ "$ARCH" = "aarch64" ]; then
+    COMPOSE_BINARY="docker-compose-linux-aarch64"
+else
+    echo "Unsupported architecture: $ARCH"
+    exit 1
+fi
+
+echo "Installing Docker Compose..."
+sudo mkdir -p /usr/local/lib/docker/cli-plugins
+
+sudo curl -SL \
+"https://github.com/docker/compose/releases/latest/download/${COMPOSE_BINARY}" \
+-o /usr/local/lib/docker/cli-plugins/docker-compose
+
+sudo chmod +x /usr/local/lib/docker/cli-plugins/docker-compose
+
+echo "Restarting Docker..."
+sudo systemctl restart docker
+
+echo ""
+echo "Docker Version:"
+docker --version
+
+echo ""
+echo "Docker Compose Version:"
+docker compose version
+
+echo ""
+echo "Installation completed successfully."
+echo "Log out and log back in (or run 'newgrp docker') before using Docker without sudo."

jenkins.sh

@@ -1,5 +1,60 @@
+
+#!/bin/bash
+
+# STEP-1: UPDATE SYSTEM
+yum update -y
+
+# STEP-2: INSTALL GIT
+yum install -y git
+
+# STEP-3: ADD JENKINS REPOSITORY
+wget -O /etc/yum.repos.d/jenkins.repo \
+https://pkg.jenkins.io/redhat-stable/jenkins.repo
+
+rpm --import https://pkg.jenkins.io/redhat-stable/jenkins.io-2023.key
+
+# STEP-4: INSTALL JAVA 21
+yum install -y java-21-amazon-corretto
+
+# STEP-5: INSTALL JENKINS
+yum install -y jenkins
+
+# STEP-6: CREATE SWAP (2GB)
+fallocate -l 2G /swapfile
+chmod 600 /swapfile
+mkswap /swapfile
+swapon /swapfile
+
+echo "/swapfile swap swap defaults 0 0" >> /etc/fstab
+
+# STEP-7: CREATE DEDICATED JENKINS TEMP DIRECTORY
+mkdir -p /var/tmp/jenkins
+chown jenkins:jenkins /var/tmp/jenkins
+
+# STEP-8: SET JAVA MEMORY + TEMP DIRECTORY
+sed -i '/Environment="JAVA_OPTS=/d' \
+/usr/lib/systemd/system/jenkins.service
+
+sed -i '/^\[Service\]/a Environment="JAVA_OPTS=-Djava.io.tmpdir=/var/tmp/jenkins -Xms256m -Xmx512m"' \
+/usr/lib/systemd/system/jenkins.service
+
+# STEP-9: RELOAD SYSTEMD
+systemctl daemon-reload
+
+# STEP-10: START JENKINS
+systemctl start jenkins
+systemctl enable jenkins
+
+# STEP-11: CHECK STATUS
+systemctl status jenkins --no-pager
+
+echo ""
+echo "Initial Jenkins Password:"
+cat /var/lib/jenkins/secrets/initialAdminPassword
+=======
 yum install java-21-amazon-corretto -y
 sudo wget -O /etc/yum.repos.d/jenkins.repo     https://pkg.jenkins.io/rpm-stable/jenkins.repo
 yum install jenkins -y
 systemctl start jenkins
 systemctl status jenkins
+

nexus.sh

@@ -1,6 +1,6 @@
 sudo yum update -y
 sudo yum install wget -y
-sudo yum install java-17-amazon-corretto-jmods -y
+sudo yum install java-21-amazon-corretto-jmods -y
 sudo mkdir /app && cd /app
 sudo wget https://download.sonatype.com/nexus/3/nexus-3.79.1-04-linux-x86_64.tar.gz
 sudo tar -xvf nexus-3.79.1-04-linux-x86_64.tar.gz

sonar.sh

@@ -1,14 +1,78 @@
-#! /bin/bash
-#Launch an instance with 9000 and t2.medium
-cd /opt/
-wget https://binaries.sonarsource.com/Distribution/sonarqube/sonarqube-8.9.6.50800.zip
-unzip sonarqube-8.9.6.50800.zip
-yum install java-17-amazon-corretto -y
-useradd sonar
-chown sonar:sonar sonarqube-8.9.6.50800 -R
-chmod 777 sonarqube-8.9.6.50800 -R
-su - sonar
-
-#run this on server manually
-#sh /opt/sonarqube-8.9.6.50800/bin/linux/sonar.sh start
-#echo "user=admin & password=admin"
+#!/bin/bash
+
+# Update packages
+sudo dnf update -y
+
+# Install required packages
+sudo dnf install -y wget unzip java-21-amazon-corretto
+
+# Verify Java
+java -version
+
+# Create sonar user if not exists
+id sonar >/dev/null 2>&1 || sudo useradd sonar
+
+# Go to /opt
+cd /opt
+
+# Download SonarQube 10.x
+sudo wget https://binaries.sonarsource.com/Distribution/sonarqube/sonarqube-10.6.0.92116.zip
+
+# Extract
+sudo unzip sonarqube-10.6.0.92116.zip
+
+# Rename directory
+sudo mv sonarqube-10.6.0.92116 sonarqube
+
+# Set ownership
+sudo chown -R sonar:sonar /opt/sonarqube
+
+# Set permissions
+sudo chmod -R 755 /opt/sonarqube
+
+# Linux kernel settings required by Elasticsearch
+echo "vm.max_map_count=524288" | sudo tee -a /etc/sysctl.conf
+echo "fs.file-max=131072" | sudo tee -a /etc/sysctl.conf
+
+sudo sysctl -p
+
+# User limits
+cat <<EOF | sudo tee -a /etc/security/limits.conf
+sonar   -   nofile   131072
+sonar   -   nproc    8192
+EOF
+
+# Create SonarQube systemd service
+sudo tee /etc/systemd/system/sonarqube.service > /dev/null <<EOF
+[Unit]
+Description=SonarQube Service
+After=network.target
+
+[Service]
+Type=forking
+
+User=sonar
+Group=sonar
+
+ExecStart=/opt/sonarqube/bin/linux-x86-64/sonar.sh start
+ExecStop=/opt/sonarqube/bin/linux-x86-64/sonar.sh stop
+
+Restart=always
+LimitNOFILE=131072
+LimitNPROC=8192
+
+[Install]
+WantedBy=multi-user.target
+EOF
+
+# Reload systemd
+sudo systemctl daemon-reload
+
+# Enable SonarQube
+sudo systemctl enable sonarqube
+
+# Start SonarQube
+sudo systemctl start sonarqube
+
+# Check status
+sudo systemctl status sonarqube --no-pager