feat(helm): add quota period Helm support (#931)

Author: Michael Buchar

helm/reana/README.md

@@ -205,6 +205,9 @@ collisions.
 | `quota.workflow_termination_update_policy`                                                                | Resources to calculate quotas on worflow termination. Possible values: "cpu" and "disk". Leave it empty to deactivate workflow termination accounting.                                                                                                                                                                                                                                                                               | ""                                                                                                     |
 | `quota.default_disk_limit`                                                                                | Default users disk quota limit in bytes. (0=unlimited)                                                                                                                                                                                                                                                                                                                                                                               | 0                                                                                                      |
 | `quota.default_cpu_limit`                                                                                 | Default users CPU quota limit in milliseconds. (0=unlimited)                                                                                                                                                                                                                                                                                                                                                                         | 0                                                                                                      |
+| `quota.cpu_periodic_reset.enabled`                                                                        | Enable deployment default periodic CPU quota for newly created users.                                                                                                                                                                                                                                                                                                                                                                | false                                                                                                  |
+| `quota.cpu_periodic_reset.period_months`                                                                  | Length of the CPU accounting window in months.                                                                                                                                                                                                                                                                                                                                                                                       | 3                                                                                                      |
+| `quota.cpu_periodic_reset.anchor_at`                                                                      | Anchor datetime used to derive the active CPU accounting window.                                                                                                                                                                                                                                                                                                                                                                     | `""`                                                                                                   |
 | `workspaces.retention_rules.maximum_period`                                                               | Set a default period in days for workspace retention rules. Users will not be able to specify a longer period to retain the workspace files. After this period the workspace will be cleared. To disable the period and allow files to be kept forever, use value "forever".                                                                                                                                                         | forever                                                                                                |
 | `workspaces.retention_rules.cronjob_schedule`                                                             | Cron format string describing how often pending retention rules should be applied.                                                                                                                                                                                                                                                                                                                                                   | `"0 2 * * *"`                                                                                          |
 | `workspaces.paths`                                                                                        | List of additional workspace paths as strings. Each mount string is composed by a key `hostPath`(path to the directory to be mounted from the Kubernetes nodes) and a cluster_pod_mountpath (path inside the cluster containers where the `mountPath` will be mounted) e.g. `hostPath:mountPath`. The first value listed will be the default workspace root path. Any POSIX filesystem mounted on cluster nodes is supported         | None                                                                                                   |

helm/reana/templates/reana-server.yaml

@@ -97,6 +97,12 @@ spec:
             value: {{ .Values.quota.default_cpu_limit | default 0 | quote }}
           - name: REANA_DEFAULT_QUOTA_DISK_LIMIT
             value: {{ .Values.quota.default_disk_limit | default 0 | quote }}
+          - name: REANA_DEFAULT_QUOTA_CPU_PERIODIC_RESET_ENABLED
+            value: {{ .Values.quota.cpu_periodic_reset.enabled | default false | quote }}
+          - name: REANA_DEFAULT_QUOTA_CPU_PERIODIC_RESET_MONTHS
+            value: {{ .Values.quota.cpu_periodic_reset.period_months | default 3 | quote }}
+          - name: REANA_DEFAULT_QUOTA_CPU_PERIODIC_RESET_ANCHOR_AT
+            value: {{ .Values.quota.cpu_periodic_reset.anchor_at | default "" | quote }}
           {{- if .Values.kubernetes_jobs_max_user_cpu_request }}
           - name: REANA_KUBERNETES_JOBS_MAX_USER_CPU_REQUEST
             value: {{ .Values.kubernetes_jobs_max_user_cpu_request | quote }}

helm/reana/values.yaml

@@ -251,9 +251,15 @@ pgbouncer:
 # Quota
 quota:
   enabled: true
+  default_disk_limit: 0
+  default_cpu_limit: 0
   periodic_update_policy: "{{ .Values.quota.disk_update }}"
   workflow_termination_update_policy:
     "{{ .Values.quota.termination_update_policy }}"
+  cpu_periodic_reset:
+    enabled: false
+    period_months: 3
+    anchor_at: ""
   # backward compatibility
   disk_update: "0 3 * * *" # everyday at 3am
   termination_update_policy: ""