ansible-roles/roles/appsmith/tasks/install.yml

---

- name: Install dependencies
  yum:
    name:
      - nodejs
      - java-11-openjdk
      - java-11-openjdk-devel
      - mongodb-org-tools
      - make
      - gcc-c++
  tags: appsmith

- name: Detect exact JRE version
  command: rpm -q java-11-openjdk
  args:
    warn: False
  changed_when: False
  register: appsmith_jre11_version
  tags: appsmith

- name: Select JRE 11 as default version
  alternatives:
    name: "{{ item.name }}"
    link: "{{ item.link }}"
    path: "{{ item.path }}"
  loop:
    - name: java
      link: /usr/bin/java
      path: /usr/lib/jvm/{{ appsmith_jre11_version.stdout | trim }}/bin/java
    - name: javac
      link: /usr/bin/javac
      path: /usr/lib/jvm/{{ appsmith_jre11_version.stdout | trim }}/bin/javac
    - name: jre_openjdk
      link: /usr/lib/jvm/jre-openjdk
      path: /usr/lib/jvm/{{ appsmith_jre11_version.stdout | trim }}
    - name: java_sdk_openjdk
      link: /usr/lib/jvm/java-openjdk
      path: /usr/lib/jvm/{{ appsmith_jre11_version.stdout | trim }}
  tags: appsmith

- name: Stop the service during upgrade
  service: name=appsmith-server state=stopped
  when: appsmith_install_mode == 'upgrade'
  tags: appsmith

- when: appsmith_install_mode != 'none'
  block:

    - name: Download appsmith
      get_url:
        url: "{{ appsmith_archive_url }}"
        dest: "{{ appsmith_root_dir }}/tmp"
        checksum: sha1:{{ appsmith_archive_sha1 }}

    - name: Extract appsmith archive
      unarchive:
        src: "{{ appsmith_root_dir }}/tmp/appsmith-{{ appsmith_version }}.tar.gz"
        dest: "{{ appsmith_root_dir }}/tmp"
        remote_src: True

    - name: Move sources
      synchronize:
        src: "{{ appsmith_root_dir }}/tmp/appsmith-{{ appsmith_version }}/"
        dest: "{{ appsmith_root_dir }}/src/"
        compress: False
        delete: True
      delegate_to: "{{ inventory_hostname }}"

    - name: Compile the server
      command: /opt/maven/apache-maven/bin/mvn -DskipTests clean package
      args:
        chdir: "{{ appsmith_root_dir }}/src/app/server"

    - name: Remove previous server version
      shell: find {{ appsmith_root_dir }}/server -name \*.jar -exec rm -f "{}" \;

    - name: Copy server jar
      copy: src={{ appsmith_root_dir }}/src/app/server/appsmith-server/target/server-1.0-SNAPSHOT.jar dest={{ appsmith_root_dir }}/server/ remote_src=True
      notify: restart appsmith-server

    - name: List plugins
      shell: find {{ appsmith_root_dir }}/src/app/server/appsmith-*/*/target -maxdepth 1 -name \*.jar \! -name original\*
      register: appsmith_plugins_jar

    - name: Install plugins jar
      copy: src={{ item }} dest={{ appsmith_root_dir }}/server/plugins/ remote_src=True
      loop: "{{ appsmith_plugins_jar.stdout_lines }}"

    - name: Install yarn
      npm:
        name: yarn
        path: "{{ appsmith_root_dir }}/src/app/client"

    - name: Install NodeJS dependencies
      command: ./node_modules/yarn/bin/yarn install --ignore-engines
      args:
        chdir: "{{ appsmith_root_dir }}/src/app/client"

    # Not sure why but yarn installs webpack 4.46.0 while appsmith wants 4.44.2
    - name: Install correct webpack version
      command: ./node_modules/yarn/bin/yarn add webpack@4.44.2 --ignore-engines
      args:
        chdir: "{{ appsmith_root_dir }}/src/app/client"

    - name: Build the client
      command: ./node_modules/.bin/craco --max-old-space-size=3072 build --config craco.build.config.js
      args:
        chdir: "{{ appsmith_root_dir }}/src/app/client"

  # Note : the client will be deployed in {{ appsmith_root_dir }}/client
  # with a ExecStartPre hook of the server, which will take care of replacing
  # placeholders with current settings. So no need to do it here

  become_user: "{{ appsmith_user }}"
  tags: appsmith

- name: Deploy systemd unit
  template: src={{ item }}.j2 dest=/etc/systemd/system/{{ item }}
  loop:
    - appsmith-server.service
  register: appsmith_units
  notify: restart appsmith-server
  tags: appsmith

- name: Reload systemd
  systemd: daemon_reload=True
  when: appsmith_units.results | selectattr('changed','equalto',True) | list | length > 0
  tags: appsmith

- name: Install pre-start script
  template: src=pre-start.sh.j2 dest={{ appsmith_root_dir }}/bin/pre-start mode=755
  notify: restart appsmith-server
  tags: appsmith

- name: Install pre/post backup hoooks
  template: src={{ item }}-backup.sh.j2 dest=/etc/backup/{{ item }}.d/appsmith mode=700
  loop:
    - pre
    - post
  tags: appsmith