summaryrefslogtreecommitdiffstats
path: root/playbooks/common/openshift-cluster/upgrades/upgrade_control_plane.yml
blob: 91d496ff414e070a05911246526d83c61f2df6de (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
---
###############################################################################
# Upgrade Masters
###############################################################################
- name: Backup and upgrade etcd
  import_playbook: ../../../openshift-etcd/private/upgrade_main.yml

# Create service signer cert when missing. Service signer certificate
# is added to master config in the master_config_upgrade hook.
- name: Determine if service signer cert must be created
  hosts: oo_first_master
  tasks:
  - name: Determine if service signer certificate must be created
    stat:
      path: "{{ openshift.common.config_base }}/master/service-signer.crt"
    register: service_signer_cert_stat
    changed_when: false

- import_playbook: create_service_signer_cert.yml

# oc adm migrate storage should be run prior to etcd v3 upgrade
# See: https://github.com/openshift/origin/pull/14625#issuecomment-308467060
- name: Pre master upgrade - Upgrade all storage
  hosts: oo_first_master
  tasks:
  - name: Upgrade all storage
    command: >
      {{ openshift_client_binary }} adm --config={{ openshift.common.config_base }}/master/admin.kubeconfig
      migrate storage --include=* --confirm
    register: l_pb_upgrade_control_plane_pre_upgrade_storage
    when: openshift_upgrade_pre_storage_migration_enabled | default(true) | bool
    failed_when:
    - openshift_upgrade_pre_storage_migration_enabled | default(true) | bool
    - l_pb_upgrade_control_plane_pre_upgrade_storage.rc != 0
    - openshift_upgrade_pre_storage_migration_fatal | default(true) | bool

# Set openshift_master_facts separately. In order to reconcile
# admission_config's, we currently must run openshift_master_facts and
# then run openshift_facts.
- name: Set OpenShift master facts
  hosts: oo_masters_to_config
  roles:
  - openshift_master_facts

# The main master upgrade play. Should handle all changes to the system in one pass, with
# support for optional hooks to be defined.
- name: Upgrade master
  hosts: oo_masters_to_config
  vars:
    openshift_master_ha: "{{ groups.oo_masters_to_config | length > 1 }}"
  serial: 1
  tasks:
  - import_role:
      name: openshift_facts

  # Run the pre-upgrade hook if defined:
  - debug: msg="Running master pre-upgrade hook {{ openshift_master_upgrade_pre_hook }}"
    when: openshift_master_upgrade_pre_hook is defined

  - include_tasks: "{{ openshift_master_upgrade_pre_hook }}"
    when: openshift_master_upgrade_pre_hook is defined

  - import_role:
      name: openshift_master
      tasks_from: upgrade.yml

  # Run the upgrade hook prior to restarting services/system if defined:
  - debug: msg="Running master upgrade hook {{ openshift_master_upgrade_hook }}"
    when: openshift_master_upgrade_hook is defined

  - include_tasks: "{{ openshift_master_upgrade_hook }}"
    when: openshift_master_upgrade_hook is defined

  - include_tasks: ../../../openshift-master/private/tasks/restart_hosts.yml
    when: openshift.common.rolling_restart_mode == 'system'

  - include_tasks: ../../../openshift-master/private/tasks/restart_services.yml
    when: openshift.common.rolling_restart_mode == 'services'

  # Run the post-upgrade hook if defined:
  - debug: msg="Running master post-upgrade hook {{ openshift_master_upgrade_post_hook }}"
    when: openshift_master_upgrade_post_hook is defined

  - include_tasks: "{{ openshift_master_upgrade_post_hook }}"
    when: openshift_master_upgrade_post_hook is defined

  - name: Post master upgrade - Upgrade clusterpolicies storage
    command: >
      {{ openshift_client_binary }} adm --config={{ openshift.common.config_base }}/master/admin.kubeconfig
      migrate storage --include=clusterpolicies --confirm
    register: l_pb_upgrade_control_plane_post_upgrade_storage
    when:
    - openshift_upgrade_post_storage_migration_enabled | default(true) | bool
    - openshift_version is version_compare('3.7','<')
    failed_when:
    - openshift_upgrade_post_storage_migration_enabled | default(true) | bool
    - l_pb_upgrade_control_plane_post_upgrade_storage.rc != 0
    - openshift_upgrade_post_storage_migration_fatal | default(false) | bool
    run_once: true
    delegate_to: "{{ groups.oo_first_master.0 }}"

  - set_fact:
      master_update_complete: True

##############################################################################
# Gate on master update complete
##############################################################################
- name: Gate on master update
  hosts: localhost
  connection: local
  become: no
  tasks:
  - set_fact:
      master_update_completed: "{{ hostvars
                                 | lib_utils_oo_select_keys(groups.oo_masters_to_config)
                                 | lib_utils_oo_collect('inventory_hostname', {'master_update_complete': true}) }}"
  - set_fact:
      master_update_failed: "{{ groups.oo_masters_to_config | difference(master_update_completed) | list }}"
  - fail:
      msg: "Upgrade cannot continue. The following masters did not finish updating: {{ master_update_failed | join(',') }}"
    when: master_update_failed | length > 0

###############################################################################
# Reconcile Cluster Roles, Cluster Role Bindings and Security Context Constraints
###############################################################################

- name: Reconcile Cluster Roles and Cluster Role Bindings and Security Context Constraints
  hosts: oo_masters_to_config
  roles:
  - { role: openshift_cli }
  vars:
    __master_shared_resource_viewer_file: "shared_resource_viewer_role.yaml"
  tasks:
  - name: Reconcile Cluster Roles
    command: >
      {{ openshift_client_binary }} adm --config={{ openshift.common.config_base }}/master/admin.kubeconfig
      policy reconcile-cluster-roles --additive-only=true --confirm -o name
    register: reconcile_cluster_role_result
    when: openshift_version is version_compare('3.7','<')
    changed_when:
    - reconcile_cluster_role_result.stdout != ''
    - reconcile_cluster_role_result.rc == 0
    run_once: true

  - name: Reconcile Cluster Role Bindings
    command: >
      {{ openshift_client_binary }} adm --config={{ openshift.common.config_base }}/master/admin.kubeconfig
      policy reconcile-cluster-role-bindings
      --exclude-groups=system:authenticated
      --exclude-groups=system:authenticated:oauth
      --exclude-groups=system:unauthenticated
      --exclude-users=system:anonymous
      --additive-only=true --confirm -o name
    when: openshift_version is version_compare('3.7','<')
    register: reconcile_bindings_result
    changed_when:
    - reconcile_bindings_result.stdout != ''
    - reconcile_bindings_result.rc == 0
    run_once: true

  - name: Reconcile Jenkins Pipeline Role Bindings
    command: >
      {{ openshift_client_binary }} adm --config={{ openshift.common.config_base }}/master/admin.kubeconfig policy reconcile-cluster-role-bindings system:build-strategy-jenkinspipeline --confirm -o name
    run_once: true
    register: reconcile_jenkins_role_binding_result
    changed_when:
    - reconcile_jenkins_role_binding_result.stdout != ''
    - reconcile_jenkins_role_binding_result.rc == 0
    when:
    - openshift_version is version_compare('3.7','<')

  - when: openshift_upgrade_target is version_compare('3.7','<')
    block:
    - name: Retrieve shared-resource-viewer
      oc_obj:
        state: list
        kind: role
        name: "shared-resource-viewer"
        namespace: "openshift"
      register: objout

    - name: Determine if shared-resource-viewer is protected
      set_fact:
        __shared_resource_viewer_protected: true
      when:
      - "'results' in objout"
      - "'results' in objout['results']"
      - "'annotations' in objout['results']['results'][0]['metadata']"
      - "'openshift.io/reconcile-protect' in objout['results']['results'][0]['metadata']['annotations']"
      - "objout['results']['results'][0]['metadata']['annotations']['openshift.io/reconcile-protect'] == 'true'"
    - copy:
        src: "{{ item }}"
        dest: "/tmp/{{ item }}"
      with_items:
      - "{{ __master_shared_resource_viewer_file }}"
      when: __shared_resource_viewer_protected is not defined

    - name: Fixup shared-resource-viewer role
      oc_obj:
        state: present
        kind: role
        name: "shared-resource-viewer"
        namespace: "openshift"
        files:
        - "/tmp/{{ __master_shared_resource_viewer_file }}"
        delete_after: true
      when: __shared_resource_viewer_protected is not defined
      register: result
      retries: 3
      delay: 5
      until: result.rc == 0
      ignore_errors: true


  - name: Reconcile Security Context Constraints
    command: >
      {{ openshift_client_binary }} adm policy --config={{ openshift.common.config_base }}/master/admin.kubeconfig reconcile-sccs --confirm --additive-only=true -o name
    register: reconcile_scc_result
    changed_when:
    - reconcile_scc_result.stdout != ''
    - reconcile_scc_result.rc == 0
    run_once: true

  - name: Migrate storage post policy reconciliation
    command: >
      {{ openshift_client_binary }} adm --config={{ openshift.common.config_base }}/master/admin.kubeconfig
      migrate storage --include=* --confirm
    run_once: true
    register: l_pb_upgrade_control_plane_post_upgrade_storage
    when: openshift_upgrade_post_storage_migration_enabled | default(true) | bool
    failed_when:
    - openshift_upgrade_post_storage_migration_enabled | default(true) | bool
    - l_pb_upgrade_control_plane_post_upgrade_storage.rc != 0
    - openshift_upgrade_post_storage_migration_fatal | default(false) | bool

  - set_fact:
      reconcile_complete: True

##############################################################################
# Gate on reconcile
##############################################################################
- name: Gate on reconcile
  hosts: localhost
  connection: local
  become: no
  tasks:
  - set_fact:
      reconcile_completed: "{{ hostvars
                                 | lib_utils_oo_select_keys(groups.oo_masters_to_config)
                                 | lib_utils_oo_collect('inventory_hostname', {'reconcile_complete': true}) }}"
  - set_fact:
      reconcile_failed: "{{ groups.oo_masters_to_config | difference(reconcile_completed) | list }}"
  - fail:
      msg: "Upgrade cannot continue. The following masters did not finish reconciling: {{ reconcile_failed | join(',') }}"
    when: reconcile_failed | length > 0

- name: Upgrade Docker on dedicated containerized etcd hosts
  hosts: oo_etcd_to_config:!oo_nodes_to_upgrade
  serial: 1
  any_errors_fatal: true
  roles:
  - openshift_facts
  tasks:
  - include_tasks: docker/tasks/upgrade.yml
    when: l_docker_upgrade is defined and l_docker_upgrade | bool and not openshift_is_atomic | bool

- name: Drain and upgrade master nodes
  hosts: oo_masters_to_config:&oo_nodes_to_upgrade
  # This var must be set with -e on invocation, as it is not a per-host inventory var
  # and is evaluated early. Values such as "20%" can also be used.
  serial: "{{ openshift_upgrade_control_plane_nodes_serial | default(1) }}"
  max_fail_percentage: "{{ openshift_upgrade_control_plane_nodes_max_fail_percentage | default(0) }}"

  pre_tasks:
  - name: Load lib_openshift modules
    import_role:
      name: lib_openshift

  # TODO: To better handle re-trying failed upgrades, it would be nice to check if the node
  # or docker actually needs an upgrade before proceeding. Perhaps best to save this until
  # we merge upgrade functionality into the base roles and a normal config.yml playbook run.
  - name: Mark node unschedulable
    oc_adm_manage_node:
      node: "{{ openshift.node.nodename | lower }}"
      schedulable: False
    delegate_to: "{{ groups.oo_first_master.0 }}"
    retries: 10
    delay: 5
    register: node_unschedulable
    until: node_unschedulable is succeeded

  - name: Drain Node for Kubelet upgrade
    command: >
      {{ hostvars[groups.oo_first_master.0]['first_master_client_binary'] }} adm drain {{ openshift.node.nodename | lower }} --config={{ openshift.common.config_base }}/master/admin.kubeconfig --force --delete-local-data --ignore-daemonsets
    delegate_to: "{{ groups.oo_first_master.0 }}"
    register: l_upgrade_control_plane_drain_result
    until: not (l_upgrade_control_plane_drain_result is failed)
    retries: 60
    delay: 60

  roles:
  - openshift_facts
  post_tasks:
  - import_role:
      name: openshift_node
      tasks_from: upgrade.yml
    vars:
      openshift_node_upgrade_in_progress: True
  - name: Set node schedulability
    oc_adm_manage_node:
      node: "{{ openshift.node.nodename | lower }}"
      schedulable: True
    delegate_to: "{{ groups.oo_first_master.0 }}"
    retries: 10
    delay: 5
    register: node_schedulable
    until: node_schedulable is succeeded
    when: node_unschedulable is changed