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authorSuren A. Chilingaryan <csa@suren.me>2018-03-13 05:01:30 +0100
committerSuren A. Chilingaryan <csa@suren.me>2018-03-13 05:01:30 +0100
commit006f333828db373435daa15483d2ab753048f62a (patch)
tree4ae2bedeeb46e69893ee28f96b7d2d48d37549dc /roles/docker
parent0db2995395d28caf4676ab566085b7c66130b629 (diff)
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Diffstat (limited to 'roles/docker')
-rw-r--r--roles/docker/defaults/main.yml2
-rw-r--r--roles/docker/tasks/configure.yml63
-rw-r--r--roles/docker/tasks/install.yml13
-rw-r--r--roles/docker/tasks/main.yml58
-rw-r--r--roles/docker/tasks/storage.yml34
5 files changed, 110 insertions, 60 deletions
diff --git a/roles/docker/defaults/main.yml b/roles/docker/defaults/main.yml
index 30b1ff8..def846d 100644
--- a/roles/docker/defaults/main.yml
+++ b/roles/docker/defaults/main.yml
@@ -1,5 +1,7 @@
docker_exclude_vgs: "{{ ands_data_vg is defined | ternary( [ ands_data_vg ], [] ) }}"
docker_lv: "docker-pool"
+docker_root_lv: "docker-root-lv"
+docker_setup_root: "{{ docker_root_volume_size is defined }}"
docker_min_size: 100
docker_max_log_size: "2m"
diff --git a/roles/docker/tasks/configure.yml b/roles/docker/tasks/configure.yml
new file mode 100644
index 0000000..5d29291
--- /dev/null
+++ b/roles/docker/tasks/configure.yml
@@ -0,0 +1,63 @@
+---
+#- name: Remove docker
+# yum: name="{{ item }}" state="absent"
+# with_items: [ docker, docker-client, docker-common ]
+
+- name: install docker
+ include_tasks: install.yml
+
+- name: start docker
+ service: name="docker" state="started"
+
+- name: Configure bridge-nf-call-iptables with sysctl
+ sysctl: name="net.bridge.bridge-nf-call-iptables" value=1 state=present sysctl_set=yes
+
+- name: Configure bridge-nf-call-ip6tables with sysctl
+ sysctl: name="net.bridge.bridge-nf-call-ip6tables" value=1 state=present sysctl_set=yes
+
+- name: Determine if loopback
+ shell: docker info | grep 'Data file:.*loop'
+ register: loop_device_check
+ failed_when: false
+ changed_when: loop_device_check.rc == 0
+
+- set_fact: docker_reinit="{{ (loop_device_check.rc == 0) or (vg == '') or (docker_setup_root and ((root_vg == '') or (vg != root_vg))) or (docker_storage_vg is defined and (docker_storage_vg != vg)) }}"
+ vars:
+ lv: "{{ ansible_lvm['lvs'][docker_lv] | default({}) }}"
+ vg: "{{ lv['vg'] | default('') }}"
+ root_lv: "{{ ansible_lvm['lvs'][docker_root_lv] | default({}) }}"
+ root_vg: "{{ root_lv['vg'] | default('') }}"
+
+- debug: msg="Re-initializing - {{ docker_reinit }}, Loopback check - {{ loop_device_check.stderr }}"
+ when: loop_device_check.stderr
+
+- import_tasks: storage.yml
+ when: docker_reinit
+
+- name: extend vg
+ lvol: vg="{{ ansible_lvm['lvs'][docker_lv]['vg'] }}" lv="{{ docker_lv }}" size="{{ docker_volume_size }}"
+ when:
+ - not docker_reinit
+ - docker_volume_size is defined
+
+- name: extend root vg
+ lvol: vg="{{ ansible_lvm['lvs'][docker_root_lv]['vg'] }}" lv="{{ docker_root_lv }}" size="{{ docker_root_volume_size }}"
+ when:
+ - not docker_reinit
+ - docker_setup_root
+ - docker_root_volume_size is defined
+
+# By default there is systemd driver installed. It is removed during OpenShift installation, but is still there during prepare stage
+# The parameters to docker can be set trough OpenShift and currently are moved there.
+#- name: Limit size of container log files
+# ghetto_json:
+# path: "/etc/docker/daemon.json"
+# log-driver: "json-file"
+# log-opts.max-size: "{{ docker_max_log_size }}"
+# log-opts.max-file: "{{ docker_max_log_files }}"
+# notify:
+# - restart docker
+
+- name: start docker
+ service: name="docker" enabled=yes state=started
+ \ No newline at end of file
diff --git a/roles/docker/tasks/install.yml b/roles/docker/tasks/install.yml
new file mode 100644
index 0000000..41ae5a3
--- /dev/null
+++ b/roles/docker/tasks/install.yml
@@ -0,0 +1,13 @@
+- name: Remove versionlock from yum
+ command: yum versionlock delete docker docker-common docker-client
+ register: result
+ when: update | default(false)
+ failed_when: false
+ changed_when: result | failed
+
+- name: Ensure docker is installed
+ yum: name="docker{{ docker_version | default('') }}" state="{{ ((docker_version is defined) and (update | default(false))) | ternary('latest', 'present') }}"
+
+- name: Add versionlock to yum
+ command: yum versionlock add docker docker-common docker-client
+ when: docker_version is defined
diff --git a/roles/docker/tasks/main.yml b/roles/docker/tasks/main.yml
index c03d897..c9d0251 100644
--- a/roles/docker/tasks/main.yml
+++ b/roles/docker/tasks/main.yml
@@ -1,57 +1,3 @@
---
-#- name: Remove docker
-# yum: name="{{ item }}" state="absent"
-# with_items: [ docker, docker-client, docker-common ]
-
-- name: Remove versionlock from yum
- command: yum versionlock delete docker docker-common docker-client
- register: result
- failed_when: false
- changed_when: result | failed
-
-- name: Ensure docker is installed
- yum: name="docker{{ docker_version | default('') }}" state="{{ docker_version is defined | ternary('latest', 'present') }}"
-
-- name: Add versionlock to yum
- command: yum versionlock add docker docker-common docker-client
- when: docker_version is defined
-
-- name: start docker
- service: name="docker" state="started"
-
-- name: Configure bridge-nf-call-iptables with sysctl
- sysctl: name="net.bridge.bridge-nf-call-iptables" value=1 state=present sysctl_set=yes
-
-- name: Configure bridge-nf-call-ip6tables with sysctl
- sysctl: name="net.bridge.bridge-nf-call-ip6tables" value=1 state=present sysctl_set=yes
-
-- name: Determine if loopback
- shell: docker info | grep 'Data file:.*loop'
- register: loop_device_check
- failed_when: false
- changed_when: loop_device_check.rc == 0
-
-- debug: msg="{{ loop_device_check.stderr }}"
- when: loop_device_check.stderr
-
-- import_tasks: storage.yml
- when: loop_device_check.rc == 0
-
-- name: extend the vg
- lvol: vg="{{ ansible_lvm['lvs'][docker_lv]['vg'] }}" lv="docker_lv" size="{{ docker_volume_size }}"
- when: docker_volume_size is defined
-
-# By default there is systemd driver installed. It is removed during OpenShift installation, but is still there during prepare stage
-# The parameters to docker can be set trough OpenShift and currently are moved there.
-#- name: Limit size of container log files
-# ghetto_json:
-# path: "/etc/docker/daemon.json"
-# log-driver: "json-file"
-# log-opts.max-size: "{{ docker_max_log_size }}"
-# log-opts.max-file: "{{ docker_max_log_files }}"
-# notify:
-# - restart docker
-
-- name: start docker
- service: name="docker" enabled=yes state=started
- \ No newline at end of file
+- name: "Configuring network"
+ include_tasks: "{{ action | default('configure') }}.yml"
diff --git a/roles/docker/tasks/storage.yml b/roles/docker/tasks/storage.yml
index 5a5c858..e431030 100644
--- a/roles/docker/tasks/storage.yml
+++ b/roles/docker/tasks/storage.yml
@@ -1,11 +1,13 @@
---
+# We need to adjust docker_min_size if docker_volume_size set (min_size is just given in GB, but volume size
+# support suffixes and we need to handle this).
- name: list volume groups
set_fact: available_vg="{{ item.key }}"
with_dict: "{{ ansible_lvm.vgs }}"
when:
- not available_vg is defined
- not item.key in ( docker_exclude_vgs | default([]) )
- - (item.value.free_g | int) > (docker_volume_size | default(docker_min_size))
+ - (item.value.free_g | int) > docker_min_size
- set_fact: docker_storage_vg="{{ available_vg }}"
when: (not docker_storage_vg is defined) and (available_vg is defined)
@@ -13,11 +15,13 @@
- fail: msg="Can't detect Docker VG"
when: not docker_storage_vg is defined
-- name: check to see if {{ docker_storage_device }} exists
+- name: "check to see if {{ docker_storage_device }} exists"
command: "test -e {{ docker_storage_device }}"
when: docker_storage_device is defined
-- set_fact: docker_storage_config="VG={{ docker_storage_vg }} AUTO_EXTEND_POOL=true"
+- set_fact: docker_storage_config="VG={{ docker_storage_vg }} DATA_SIZE={{ docker_volume_size | default(docker_min_size ~ 'G') }} AUTO_EXTEND_POOL=true"
+- set_fact: docker_storage_config="{{ docker_storage_config }} DOCKER_ROOT_VOLUME=yes DOCKER_ROOT_VOLUME_SIZE={{ docker_root_volume_size | default(docker_min_size ~ 'G') }}"
+ when: docker_setup_root
- set_fact: docker_storage_config="{{ docker_storage_config }} DEVS={{ docker_storage_device }}"
when: ( docker_storage_device is defined ) and ( ansible_lvm.vgs[docker_storage_vg] is not defined )
@@ -28,6 +32,29 @@
- name: delete /var/lib/docker
file: path="/var/lib/docker" state=absent
+- name: "delete {{ docker_lv }} lv"
+ lvol: vg="{{ ansible_lvm['lvs'][docker_lv]['vg'] }}" lv="{{ docker_lv }}" state="absent" force="yes"
+ when: ansible_lvm['lvs'][docker_lv] is defined
+
+- name: delete docker-pool lv
+ lvol: vg="{{ ansible_lvm['lvs']['docker-pool']['vg'] }}" lv="docker-pool" state="absent" force="yes"
+ when: ansible_lvm['lvs']['docker-pool'] is defined
+
+- name: unmount docker partition
+ mount: path="/var/lib/docker" state="unmounted"
+
+- name: "delete {{ docker_root_lv }} lv"
+ lvol: vg="{{ ansible_lvm['lvs'][docker_root_lv]['vg'] }}" lv="{{ docker_root_lv }}" state="absent" force="yes"
+ when: ansible_lvm['lvs'][docker_root_lv] is defined
+
+- name: delete docker-pool lv
+ lvol: vg="{{ ansible_lvm['lvs']['docker-root-lv']['vg'] }}" lv="docker-root-lv" state="absent" force="yes"
+ when: ansible_lvm['lvs']['docker-root-lv'] is defined
+
+
+- name: remove old configuration
+ file: path="/etc/sysconfig/docker-storage" state="absent"
+
- name: generate docker-storage-setup config file
copy:
content: "{{ docker_storage_config }}"
@@ -38,4 +65,3 @@
- name: docker storage setup
command: docker-storage-setup
-