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author | Scott Dodson <sdodson@redhat.com> | 2018-01-25 08:41:22 -0500 |
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committer | GitHub <noreply@github.com> | 2018-01-25 08:41:22 -0500 |
commit | 4e5ef6d50f31eb51a249c3b4836141030f70b0de (patch) | |
tree | 3fd0812a7da55819cffa766cdada9ee81a8bb7a1 /roles/openshift_logging_elasticsearch/tasks/restart_cluster.yml | |
parent | 9a58d1001f85195609e0297015a6461f2bc78ece (diff) | |
parent | 83378c05f3aaa67e36a3e7577784351fdb711c57 (diff) | |
download | openshift-4e5ef6d50f31eb51a249c3b4836141030f70b0de.tar.gz openshift-4e5ef6d50f31eb51a249c3b4836141030f70b0de.tar.bz2 openshift-4e5ef6d50f31eb51a249c3b4836141030f70b0de.tar.xz openshift-4e5ef6d50f31eb51a249c3b4836141030f70b0de.zip |
Merge pull request #6734 from ewolinetz/logging_red_restart_check
Only automatically restart if cluster is in yellow or green state
Diffstat (limited to 'roles/openshift_logging_elasticsearch/tasks/restart_cluster.yml')
-rw-r--r-- | roles/openshift_logging_elasticsearch/tasks/restart_cluster.yml | 160 |
1 files changed, 91 insertions, 69 deletions
diff --git a/roles/openshift_logging_elasticsearch/tasks/restart_cluster.yml b/roles/openshift_logging_elasticsearch/tasks/restart_cluster.yml index 6bce13d1d..879459cf6 100644 --- a/roles/openshift_logging_elasticsearch/tasks/restart_cluster.yml +++ b/roles/openshift_logging_elasticsearch/tasks/restart_cluster.yml @@ -1,91 +1,113 @@ --- -# Disable external communication for {{ _cluster_component }} -- name: Disable external communication for logging-{{ _cluster_component }} - oc_service: - state: present - name: "logging-{{ _cluster_component }}" - namespace: "{{ openshift_logging_elasticsearch_namespace }}" - selector: - component: "{{ _cluster_component }}" - provider: openshift - connection: blocked - labels: - logging-infra: 'support' - ports: - - port: 9200 - targetPort: "restapi" - when: - - full_restart_cluster | bool - ## get all pods for the cluster - command: > oc get pod -l component={{ _cluster_component }},provider=openshift -n {{ openshift_logging_elasticsearch_namespace }} -o jsonpath={.items[?(@.status.phase==\"Running\")].metadata.name} register: _cluster_pods -- name: "Disable shard balancing for logging-{{ _cluster_component }} cluster" - command: > - oc exec {{ _cluster_pods.stdout.split(' ')[0] }} -c elasticsearch -n {{ openshift_logging_elasticsearch_namespace }} -- {{ __es_local_curl }} -XPUT 'https://localhost:9200/_cluster/settings' -d '{ "transient": { "cluster.routing.allocation.enable" : "none" } }' - register: _disable_output - changed_when: "'\"acknowledged\":true' in _disable_output.stdout" +### Check for cluster state before making changes -- if its red then we don't want to continue +- name: "Checking current health for {{ _es_node }} cluster" + shell: > + oc exec "{{ _cluster_pods.stdout.split(' ')[0] }}" -c elasticsearch -n "{{ openshift_logging_elasticsearch_namespace }}" -- es_cluster_health + register: _pod_status when: _cluster_pods.stdout_lines | count > 0 -# Flush ES -- name: "Flushing for logging-{{ _cluster_component }} cluster" - command: > - oc exec {{ _cluster_pods.stdout.split(' ')[0] }} -c elasticsearch -n {{ openshift_logging_elasticsearch_namespace }} -- {{ __es_local_curl }} -XPUT 'https://localhost:9200/_flush/synced' - register: _flush_output - changed_when: "'\"acknowledged\":true' in _flush_output.stdout" - when: +- when: + - _pod_status.stdout is defined + - (_pod_status.stdout | from_json)['status'] in ['red'] + block: + - name: Set Logging message to manually restart + run_once: true + set_stats: + data: + installer_phase_logging: + message: "Cluster logging-{{ _cluster_component }} was in a red state and will not be automatically restarted. Please see documentation regarding doing a {{ 'full' if full_restart_cluster | bool else 'rolling'}} cluster restart." + + - debug: msg="Cluster logging-{{ _cluster_component }} was in a red state and will not be automatically restarted. Please see documentation regarding doing a {{ 'full' if full_restart_cluster | bool else 'rolling'}} cluster restart." + +- when: _pod_status.stdout is undefined or (_pod_status.stdout | from_json)['status'] in ['green', 'yellow'] + block: + # Disable external communication for {{ _cluster_component }} + - name: Disable external communication for logging-{{ _cluster_component }} + oc_service: + state: present + name: "logging-{{ _cluster_component }}" + namespace: "{{ openshift_logging_elasticsearch_namespace }}" + selector: + component: "{{ _cluster_component }}" + provider: openshift + connection: blocked + labels: + logging-infra: 'support' + ports: + - port: 9200 + targetPort: "restapi" + when: + - full_restart_cluster | bool + + - name: "Disable shard balancing for logging-{{ _cluster_component }} cluster" + command: > + oc exec {{ _cluster_pods.stdout.split(' ')[0] }} -c elasticsearch -n {{ openshift_logging_elasticsearch_namespace }} -- {{ __es_local_curl }} -XPUT 'https://localhost:9200/_cluster/settings' -d '{ "transient": { "cluster.routing.allocation.enable" : "none" } }' + register: _disable_output + changed_when: "'\"acknowledged\":true' in _disable_output.stdout" + when: _cluster_pods.stdout_lines | count > 0 + + # Flush ES + - name: "Flushing for logging-{{ _cluster_component }} cluster" + command: > + oc exec {{ _cluster_pods.stdout.split(' ')[0] }} -c elasticsearch -n {{ openshift_logging_elasticsearch_namespace }} -- {{ __es_local_curl }} -XPUT 'https://localhost:9200/_flush/synced' + register: _flush_output + changed_when: "'\"acknowledged\":true' in _flush_output.stdout" + when: - _cluster_pods.stdout_lines | count > 0 - full_restart_cluster | bool -- command: > - oc get dc -l component={{ _cluster_component }},provider=openshift -n {{ openshift_logging_elasticsearch_namespace }} -o jsonpath={.items[*].metadata.name} - register: _cluster_dcs + - command: > + oc get dc -l component={{ _cluster_component }},provider=openshift -n {{ openshift_logging_elasticsearch_namespace }} -o jsonpath={.items[*].metadata.name} + register: _cluster_dcs -## restart all dcs for full restart -- name: "Restart ES node {{ _es_node }}" - include_tasks: restart_es_node.yml - with_items: "{{ _cluster_dcs }}" - loop_control: - loop_var: _es_node - when: + ## restart all dcs for full restart + - name: "Restart ES node {{ _es_node }}" + include_tasks: restart_es_node.yml + with_items: "{{ _cluster_dcs }}" + loop_control: + loop_var: _es_node + when: - full_restart_cluster | bool -## restart the node if it's dc is in the list of nodes to restart? -- name: "Restart ES node {{ _es_node }}" - include_tasks: restart_es_node.yml - with_items: "{{ _restart_logging_nodes }}" - loop_control: - loop_var: _es_node - when: + ## restart the node if it's dc is in the list of nodes to restart? + - name: "Restart ES node {{ _es_node }}" + include_tasks: restart_es_node.yml + with_items: "{{ _restart_logging_nodes }}" + loop_control: + loop_var: _es_node + when: - not full_restart_cluster | bool - _es_node in _cluster_dcs.stdout -## we may need a new first pod to run against -- fetch them all again -- command: > - oc get pod -l component={{ _cluster_component }},provider=openshift -n {{ openshift_logging_elasticsearch_namespace }} -o jsonpath={.items[?(@.status.phase==\"Running\")].metadata.name} - register: _cluster_pods + ## we may need a new first pod to run against -- fetch them all again + - command: > + oc get pod -l component={{ _cluster_component }},provider=openshift -n {{ openshift_logging_elasticsearch_namespace }} -o jsonpath={.items[?(@.status.phase==\"Running\")].metadata.name} + register: _cluster_pods -- name: "Enable shard balancing for logging-{{ _cluster_component }} cluster" - command: > - oc exec {{ _cluster_pods.stdout.split(' ')[0] }} -c elasticsearch -n {{ openshift_logging_elasticsearch_namespace }} -- {{ __es_local_curl }} -XPUT 'https://localhost:9200/_cluster/settings' -d '{ "transient": { "cluster.routing.allocation.enable" : "all" } }' - register: _enable_output - changed_when: "'\"acknowledged\":true' in _enable_output.stdout" + - name: "Enable shard balancing for logging-{{ _cluster_component }} cluster" + command: > + oc exec {{ _cluster_pods.stdout.split(' ')[0] }} -c elasticsearch -n {{ openshift_logging_elasticsearch_namespace }} -- {{ __es_local_curl }} -XPUT 'https://localhost:9200/_cluster/settings' -d '{ "transient": { "cluster.routing.allocation.enable" : "all" } }' + register: _enable_output + changed_when: "'\"acknowledged\":true' in _enable_output.stdout" -# Reenable external communication for {{ _cluster_component }} -- name: Reenable external communication for logging-{{ _cluster_component }} - oc_service: - state: present - name: "logging-{{ _cluster_component }}" - namespace: "{{ openshift_logging_elasticsearch_namespace }}" - selector: - component: "{{ _cluster_component }}" - provider: openshift - labels: - logging-infra: 'support' - ports: + # Reenable external communication for {{ _cluster_component }} + - name: Reenable external communication for logging-{{ _cluster_component }} + oc_service: + state: present + name: "logging-{{ _cluster_component }}" + namespace: "{{ openshift_logging_elasticsearch_namespace }}" + selector: + component: "{{ _cluster_component }}" + provider: openshift + labels: + logging-infra: 'support' + ports: - port: 9200 targetPort: "restapi" - when: + when: - full_restart_cluster | bool |