cloud-config.yaml

#cloud-config
write_files:
  - path: "/etc/teamcity/update.sh"
    permissions: 0755
    content: |
      #!/bin/bash
      while true
      do
        STATUS=$(curl -s -o /etc/teamcity/tags -w '%{http_code}' -H Metadata:true "http://169.254.169.254/metadata/instance/compute/tags?api-version=2017-08-01&format=text")
        if [ $STATUS -eq 200 ]; then
          VERSION=$(cat /etc/teamcity/tags | sed -n 's/.*teamcity-version\:\([^;]\+\).*/\1/p')
          if [[ ! -z "$VERSION" ]]; then
            TEAMCITY_VERSION="TEAMCITY_VERSION=$VERSION"
            CURRENT_VERSION=$(cat /etc/teamcity/version)
            if [ "$TEAMCITY_VERSION" != "$CURRENT_VERSION" ]; then
                echo "TeamCity version has changed to $VERSION"
                echo "$TEAMCITY_VERSION" > /etc/teamcity/version
                /usr/bin/docker pull jetbrains/teamcity-server:${VERSION}
                systemctl restart teamcity-server.service
                /usr/bin/docker pull jetbrains/teamcity-agent:${VERSION}
                systemctl restart teamcity-agent.service
            fi
          fi
        fi
        sleep 60
      done
  - path: "/etc/coreos/update.conf"
    content: |
      REBOOT_STRATEGY="off"
coreos:
  units:
    - name: "format-mnt-data.service"
      enable: true
      content: |
        [Unit]
        Requires=network-online.target
        Before=teamcity-server.service mnt-data.mount
        ConditionPathExists=!/dev/mapper/app-data

        [Service]
        Type=oneshot
        ExecStart=/bin/bash -c \
          '/usr/sbin/pvcreate /dev/sdc && \
          /usr/sbin/vgcreate app /dev/sdc && \
          /usr/sbin/lvcreate -l 100%FREE -n data app && \
          /usr/sbin/mkfs.ext4 /dev/mapper/app-data'

        [Install]
        WantedBy=multi-user.target
    - name: "mnt-data.mount"
      enable: true
      content: |
        [Unit]
        Before=teamcity-server.service
        After=format-mnt-data.service
        Requires=format-mnt-data.service
        ConditionVirtualization=!container
        Conflicts=umount.target
        [Mount]
        What=/dev/mapper/app-data
        Where=/mnt/data
        Type=ext4
        Options=
        [Install]
        RequiredBy=teamcity-server.service
    - name: "get-mysql-connector.service"
      enable: true
      content: |
        [Unit]
        Before=teamcity-server.service
        After=mnt-data.mount
        Requires=mnt-data.mount
        ConditionPathExists=!/mnt/data/teamcity/lib/jdbc/mysql-connector-java-bin.jar

        [Service]
        Type=oneshot
        ExecStart=/usr/bin/mkdir -p /mnt/data/teamcity/lib/jdbc
        ExecStart=/usr/bin/wget -O /mnt/data/teamcity/lib/jdbc/mysql-connector-java-bin.jar \
          http://central.maven.org/maven2/mysql/mysql-connector-java/5.1.43/mysql-connector-java-5.1.43.jar

        [Install]
        WantedBy=multi-user.target
    - name: "prepare-db-properties.service"
      enable: true
      content: |
        [Unit]
        Before=teamcity-server.service
        After=mnt-data.mount
        Requires=mnt-data.mount network-online.target
        ConditionPathExists=!/mnt/data/teamcity/config/database.properties

        [Service]
        Type=oneshot
        ExecStart=/usr/bin/mkdir -p /mnt/data/teamcity/config
        ExecStart=/bin/bash -c 'echo connectionProperties.user=teamcity@%RDSHost% > /mnt/data/teamcity/config/database.properties'
        ExecStart=/bin/bash -c 'echo connectionProperties.password=%RDSPassword% >> /mnt/data/teamcity/config/database.properties'
        ExecStart=/bin/bash -c 'echo connectionUrl=jdbc\\:mysql\\://%RDSHost%.mysql.database.azure.com/%RDSDataBase%?autoReconnect=true >> /mnt/data/teamcity/config/database.properties'

        [Install]
        WantedBy=multi-user.target
    - name: "teamcity-update.service"
      command: "start"
      content: |
        [Unit]
        After=docker.service
        Before=teamcity-server.service teamcity-agent.service
        Requires=docker.service network-online.target

        [Service]
        ExecStart=+/bin/sh /etc/teamcity/update.sh
        Restart=always

        [Install]
        WantedBy=multi-user.target
    - name: "teamcity-server.service"
      command: "start"
      content: |
        [Unit]
        Description=TeamCity Server
        After=docker.service mnt-data.mount get-mysql-connector.service prepare-db-properties.service teamcity-update.service
        Requires=docker.service mnt-data.mount get-mysql-connector.service prepare-db-properties.service teamcity-update.service

        [Service]
        EnvironmentFile=/etc/teamcity/version
        TimeoutStartSec=1200s
        ExecStartPre=/bin/sh -c "docker images --filter 'before=jetbrains/teamcity-server:${TEAMCITY_VERSION}' --format '{{.ID}} {{.Repository}}' | grep 'jetbrains/teamcity-server' | grep -Eo '^[^ ]+' | xargs -r docker rmi"
        ExecStart=/usr/bin/docker run \
          -v /mnt/data/teamcity:/data/teamcity_server/datadir \
          -v /mnt/data/logs/teamcity:/opt/teamcity/logs \
          -v /mnt/data/temp/teamcity:/opt/teamcity/temp \
          -p 80:8111 \
          --name teamcity-server \
          jetbrains/teamcity-server:${TEAMCITY_VERSION}
        ExecStop=-/usr/bin/docker exec teamcity-server /opt/teamcity/bin/teamcity-server.sh stop 60
        ExecStopPost=-/usr/bin/docker stop teamcity-server
        ExecStopPost=-/usr/bin/docker rm teamcity-server
        Restart=always

        [Install]
        WantedBy=multi-user.target
    - name: "teamcity-agent.service"
      command: "start"
      content: |
        [Unit]
        Description=TeamCity Agent
        After=teamcity-server.service coreos-metadata.service teamcity-update.service
        Requires=teamcity-server.service coreos-metadata.service teamcity-update.service

        [Service]
        EnvironmentFile=/etc/teamcity/version
        TimeoutStartSec=1200s
        EnvironmentFile=/run/metadata/coreos
        ExecStartPre=/bin/sh -c "docker images --filter 'before=jetbrains/teamcity-agent:${TEAMCITY_VERSION}' --format '{{.ID}} {{.Repository}}' | grep 'jetbrains/teamcity-agent' | grep -Eo '^[^ ]+' | xargs -r docker rmi"
        ExecStart=/usr/bin/docker run \
          -v /mnt/data/temp/teamcity:/opt/teamcity/temp \
          -e SERVER_URL=${COREOS_AZURE_IPV4_DYNAMIC} \
          -e AGENT_NAME=Default \
          --name teamcity-agent \
          jetbrains/teamcity-agent:${TEAMCITY_VERSION}
        ExecStop=-/usr/bin/docker stop teamcity-agent
        ExecStopPost=-/usr/bin/docker rm teamcity-agent
        Restart=always

        [Install]
        WantedBy=multi-user.target