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@@ -2,10 +2,42 @@
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- stat: path=/etc/sysconfig/docker-storage
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register: docker_storage_check
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+- debug: var=docker_version
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+
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+- name: Get current installed Docker version
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+ command: "{{ repoquery_cmd }} --installed --qf '%{version}' docker"
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+ when: docker_version is defined and not openshift.common.is_atomic | bool
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+ register: curr_docker_version
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+ changed_when: false
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+
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+- name: Get latest available version of Docker
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+ command: >
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+ {{ repoquery_cmd }} --qf '%{version}' "docker"
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+ register: avail_docker_version
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+ failed_when: false
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+ changed_when: false
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+ when: docker_version is defined and not openshift.common.is_atomic | bool
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+
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+# TODO: Should we use docker_version defaulted to 1.10 here?
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+
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+# If a docker_version was requested, sanity check that we can install or upgrade to it, and
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+# no downgrade is required.
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+- name: Fail if Docker version requested but downgrade is required
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+ fail:
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+ msg: "Docker {{ curr_docker_version.stdout }} is installed, but version {{ docker_version }} was requested."
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+ when: not curr_docker_version | skipped and curr_docker_version.stdout | default('0.0', True) | version_compare(docker_version, '>')
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+
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+# This involves an extremely slow migration process, users should instead run the
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+# Docker 1.10 upgrade playbook to accomplish this.
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+- name: Error out if attempting to upgrade Docker across the 1.10 boundary
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+ fail:
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+ msg: "Cannot upgrade Docker to >= 1.10, please use the Docker upgrade playbook for this."
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+ when: not curr_docker_version | skipped and curr_docker_version.stdout | default('0.0', True) | version_compare('1.10', '<') and docker_version | version_compare('1.10', '>=')
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+
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# Make sure Docker is installed, but does not update a running version.
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# Docker upgrades are handled by a separate playbook.
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- name: Install Docker
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- action: "{{ ansible_pkg_mgr }} name=docker state=present"
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+ action: "{{ ansible_pkg_mgr }} name=docker{{ '-' + docker_version if docker_version is defined else '' }} state=present"
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when: not openshift.common.is_atomic | bool
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- name: Start the Docker service
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@@ -60,6 +92,9 @@
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- restart docker
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when: "{{ 'http_proxy' in openshift.common or 'https_proxy' in openshift.common and docker_check.stat.isreg }}"
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+- debug: var=openshift.docker.options
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+- debug: var=docker_options
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+
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- name: Set various Docker options
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lineinfile:
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dest: /etc/sysconfig/docker
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