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ansible_role_restic/tasks/install.yml

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---
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- name: (INSTALL) install and verify restic binary
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become: true
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block:
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- name: (INSTALL) Download client binary
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ansible.builtin.get_url:
url: '{{ restic_url }}'
dest: '{{ restic_download_path }}/restic.bz2'
force: true
mode: 0644
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register: get_url_restic
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# TODO: This needs to become independent of the shell module to actually work
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- name: (INSTALL) Decompress the binary
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ansible.builtin.shell: "bzip2 -dc {{ get_url_restic.dest }} > {{ restic_bin_path }}"
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args:
creates: '{{ restic_download_path }}/bin/restic-{{ restic_version }}'
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- name: (INSTALL) Ensure permissions are correct
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ansible.builtin.file:
path: '{{ restic_download_path }}/bin/restic-{{ restic_version }}'
mode: '0755'
owner: '{{ restic_dir_owner }}'
group: '{{ restic_dir_group }}'
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- name: (INSTALL) Test the binary
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ansible.builtin.command: "{{ restic_bin_path }} version"
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ignore_errors: true
register: restic_test_result
changed_when: false
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- name: (INSTALL) Remove faulty binary
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ansible.builtin.file:
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path: '{{ restic_bin_path }}'
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state: absent
when: "'FAILED' in restic_test_result.stderr"
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- name: (INSTALL) Fail if restic could not be installed
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ansible.builtin.fail:
msg: >-
Restic binary has been faulty and has been removed.
Try to re-run the role and make sure you have bzip2 installed!
when: "'FAILED' in restic_test_result.stderr"
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- name: (INSTALL) Create symbolic link to the correct version
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ansible.builtin.file:
src: '{{ restic_download_path }}/bin/restic-{{ restic_version }}'
path: '{{ restic_install_path }}/restic'
state: link
force: true
rescue:
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- name: (INSTALL) try restic self-update
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become: true
ansible.builtin.command: "{{ restic_install_path }}/restic self-update"
changed_when: true