diff options
| -rw-r--r-- | roles/openshift_logging/README.md | 31 | ||||
| -rw-r--r-- | roles/openshift_logging/defaults/main.yml | 9 | ||||
| -rw-r--r-- | roles/openshift_logging/tasks/generate_certs.yaml | 2 | ||||
| -rw-r--r-- | roles/openshift_logging_mux/defaults/main.yml | 11 | ||||
| -rw-r--r-- | roles/openshift_logging_mux/tasks/main.yaml | 22 |
5 files changed, 60 insertions, 15 deletions
diff --git a/roles/openshift_logging/README.md b/roles/openshift_logging/README.md index 3c410eff2..0c60ef6fd 100644 --- a/roles/openshift_logging/README.md +++ b/roles/openshift_logging/README.md @@ -124,3 +124,34 @@ Elasticsearch OPS too, if using an OPS cluster: - `openshift_logging_es_ops_ca_ext`: The location of the CA cert for the cert Elasticsearch uses for the external TLS server cert (default is the internal CA) + +### mux - secure_forward listener service +- `openshift_logging_use_mux`: Default `False`. If this is `True`, a service + called `mux` will be deployed. This service will act as a Fluentd + secure_forward forwarder for the node agent Fluentd daemonsets running in the + cluster. This can be used to reduce the number of connections to the + OpenShift API server, by using `mux` and configuring each node Fluentd to + send raw logs to mux and turn off the k8s metadata plugin. +- `openshift_logging_mux_allow_external`: Default `False`. If this is `True`, + the `mux` service will be deployed, and it will be configured to allow + Fluentd clients running outside of the cluster to send logs using + secure_forward. This allows OpenShift logging to be used as a central + logging service for clients other than OpenShift, or other OpenShift + clusters. +- `openshift_logging_use_mux_client`: Default `False`. If this is `True`, the + node agent Fluentd services will be configured to send logs to the mux + service rather than directly to Elasticsearch. +- `openshift_logging_mux_hostname`: Default is "mux." + + `openshift_master_default_subdomain`. This is the hostname *external*_ + clients will use to connect to mux, and will be used in the TLS server cert + subject. +- `openshift_logging_mux_port`: 24284 +- `openshift_logging_mux_cpu_limit`: 100m +- `openshift_logging_mux_memory_limit`: 512Mi +- `openshift_logging_mux_default_namespaces`: Default `["mux-undefined"]` - the + first value in the list is the namespace to use for undefined projects, + followed by any additional namespaces to create by default - users will + typically not need to set this +- `openshift_logging_mux_namespaces`: Default `[]` - additional namespaces to + create for _external_ mux clients to associate with their logs - users will + need to set this diff --git a/roles/openshift_logging/defaults/main.yml b/roles/openshift_logging/defaults/main.yml index 837c54067..573cbdd09 100644 --- a/roles/openshift_logging/defaults/main.yml +++ b/roles/openshift_logging/defaults/main.yml @@ -160,8 +160,13 @@ openshift_logging_use_mux: "{{ openshift_logging_mux_allow_external | default(Fa openshift_logging_use_mux_client: False openshift_logging_mux_hostname: "{{ 'mux.' ~ (openshift_master_default_subdomain | default('router.default.svc.cluster.local', true)) }}" openshift_logging_mux_port: 24284 -openshift_logging_mux_cpu_limit: 100m -openshift_logging_mux_memory_limit: 512Mi +openshift_logging_mux_cpu_limit: 500m +openshift_logging_mux_memory_limit: 1Gi +# the namespace to use for undefined projects should come first, followed by any +# additional namespaces to create by default - users will typically not need to set this +openshift_logging_mux_default_namespaces: ["mux-undefined"] +# extra namespaces to create for mux clients - users will need to set this +openshift_logging_mux_namespaces: [] # following can be uncommented to provide values for configmaps -- take care when providing file contents as it may cause your cluster to not operate correctly #es_logging_contents: diff --git a/roles/openshift_logging/tasks/generate_certs.yaml b/roles/openshift_logging/tasks/generate_certs.yaml index 7169c4036..040356e3d 100644 --- a/roles/openshift_logging/tasks/generate_certs.yaml +++ b/roles/openshift_logging/tasks/generate_certs.yaml @@ -124,7 +124,7 @@ - system.logging.mux loop_control: loop_var: node_name - when: openshift_logging_use_mux + when: openshift_logging_use_mux | bool - name: Generate PEM cert for Elasticsearch external route include: generate_pems.yaml component={{node_name}} diff --git a/roles/openshift_logging_mux/defaults/main.yml b/roles/openshift_logging_mux/defaults/main.yml index 8aaa28706..10fa4372c 100644 --- a/roles/openshift_logging_mux/defaults/main.yml +++ b/roles/openshift_logging_mux/defaults/main.yml @@ -9,8 +9,8 @@ openshift_logging_mux_namespace: logging ### Common settings openshift_logging_mux_nodeselector: "{{ openshift_hosted_logging_mux_nodeselector_label | default('') | map_from_pairs }}" -openshift_logging_mux_cpu_limit: 100m -openshift_logging_mux_memory_limit: 512Mi +openshift_logging_mux_cpu_limit: 500m +openshift_logging_mux_memory_limit: 1Gi openshift_logging_mux_replicas: 1 @@ -26,9 +26,14 @@ openshift_logging_mux_use_journal: "{{ openshift_hosted_logging_use_journal | de openshift_logging_mux_journal_source: "{{ openshift_hosted_logging_journal_source | default('') }}" openshift_logging_mux_journal_read_from_head: "{{ openshift_hosted_logging_journal_read_from_head | default('') }}" -openshift_logging_mux_allow_external: false +openshift_logging_mux_allow_external: False openshift_logging_mux_hostname: "{{ 'mux.' ~ (openshift_master_default_subdomain | default('router.default.svc.cluster.local', true)) }}" openshift_logging_mux_port: 24284 +# the namespace to use for undefined projects should come first, followed by any +# additional namespaces to create by default - users will typically not need to set this +openshift_logging_mux_default_namespaces: ["mux-undefined"] +# extra namespaces to create for mux clients - users will need to set this +openshift_logging_mux_namespaces: [] openshift_logging_mux_app_client_cert: /etc/fluent/keys/cert openshift_logging_mux_app_client_key: /etc/fluent/keys/key diff --git a/roles/openshift_logging_mux/tasks/main.yaml b/roles/openshift_logging_mux/tasks/main.yaml index 432cab9e9..54af40070 100644 --- a/roles/openshift_logging_mux/tasks/main.yaml +++ b/roles/openshift_logging_mux/tasks/main.yaml @@ -130,16 +130,14 @@ selector: component: mux provider: openshift - # pending #4091 - #labels: - #- logging-infra: 'support' + labels: + logging-infra: 'support' ports: - name: mux-forward port: "{{ openshift_logging_mux_port }}" targetPort: "mux-forward" - # pending #4091 - # externalIPs: - # - "{{ ansible_eth0.ipv4.address }}" + external_ips: + - "{{ ansible_eth0.ipv4.address }}" when: openshift_logging_mux_allow_external | bool - name: Set logging-mux service for internal communication @@ -150,9 +148,8 @@ selector: component: mux provider: openshift - # pending #4091 - #labels: - #- logging-infra: 'support' + labels: + logging-infra: 'support' ports: - name: mux-forward port: "{{ openshift_logging_mux_port }}" @@ -190,6 +187,13 @@ - "{{ tempdir }}/templates/logging-mux-dc.yaml" delete_after: true +- name: Add mux namespaces + oc_project: + state: present + name: "{{ item }}" + node_selector: "" + with_items: "{{ openshift_logging_mux_namespaces | union(openshift_logging_mux_default_namespaces) }}" + - name: Delete temp directory file: name: "{{ tempdir }}" |