From 1e8928c96627218fdc422bfa3731f790699abfbb Mon Sep 17 00:00:00 2001 From: Jeff Cantrill Date: Fri, 6 Jan 2017 11:23:28 -0500 Subject: User provided certs pushed from control. vars reorg (#12) Merging per discussion and agreement from @bbguimaraes --- roles/openshift_metrics/README.md | 14 +++---- roles/openshift_metrics/defaults/main.yaml | 27 +++++++++---- .../tasks/generate_certificates.yaml | 2 + .../tasks/generate_hawkular_certificates.yaml | 2 +- .../openshift_metrics/tasks/install_hawkular.yaml | 47 ++++++++++++++-------- roles/openshift_metrics/tasks/install_metrics.yaml | 4 +- roles/openshift_metrics/templates/route.j2 | 12 ++++++ roles/openshift_metrics/vars/main.yaml | 6 +++ 8 files changed, 79 insertions(+), 35 deletions(-) (limited to 'roles/openshift_metrics') diff --git a/roles/openshift_metrics/README.md b/roles/openshift_metrics/README.md index 8c67d193d..f4c47c7bb 100644 --- a/roles/openshift_metrics/README.md +++ b/roles/openshift_metrics/README.md @@ -25,17 +25,17 @@ For default values, see [`defaults/main.yaml`](defaults/main.yaml). - `openshift_metrics_image_version`: Specify version for metrics components; e.g. for "openshift/origin-metrics-deployer:v1.1", set version "v1.1". -- `openshift_metrics_master_url`: Internal URL for the master, for authentication retrieval. +- `openshift_metrics_hawkular_cert:` The certificate used for re-encrypting the route + to Hawkular metrics. The certificate must contain the hostname used by the route. + The default router certificate will be used if unspecified -- `openshift_metrics_hawkular_user_write_access`: If user accounts should be able to write - metrics. Defaults to 'false' so that only Heapster can write metrics and not - individual users. It is recommended to disable user write access, if enabled - any user will be able to write metrics to the system which can affect - performance and use Cassandra disk usage to unpredictably increase. +- `openshift_metrics_hawkular_key:` The key used with the Hawkular certificate + +- `openshift_metrics_hawkular_ca:` An optional certificate used to sign the Hawkular certificate. - `openshift_metrics_hawkular_replicas:` The number of replicas for Hawkular metrics. -- `openshift_metrics_cassandra_nodes`: The number of Cassandra Nodes to deploy for the +- `openshift_metrics_cassandra_replicas`: The number of Cassandra nodes to deploy for the initial cluster. - `openshift_metrics_cassandra_storage_type`: Use `emptydir` for ephemeral storage (for diff --git a/roles/openshift_metrics/defaults/main.yaml b/roles/openshift_metrics/defaults/main.yaml index c27943220..b99adf779 100644 --- a/roles/openshift_metrics/defaults/main.yaml +++ b/roles/openshift_metrics/defaults/main.yaml @@ -3,22 +3,19 @@ openshift_metrics_start_cluster: True openshift_metrics_install_metrics: True openshift_metrics_image_prefix: docker.io/openshift/origin- openshift_metrics_image_version: latest -openshift_metrics_master_url: https://kubernetes.default.svc.cluster.local -openshift_metrics_project: openshift-infra -openshift_metrics_certs_dir: "{{ openshift.common.config_base }}/master/metrics" openshift_metrics_startup_timeout: 500 -openshift_metrics_certs_dir: "{{ openshift.common.config_base }}/master/metrics" -openshift_metrics_hawkular_user_write_access: False openshift_metrics_hawkular_replicas: 1 openshift_metrics_hawkular_limits_memory: 2.5G openshift_metrics_hawkular_limits_cpu: null openshift_metrics_hawkular_requests_memory: 1.5G openshift_metrics_hawkular_requests_cpu: null +openshift_metrics_hawkular_cert: "" +openshift_metrics_hawkular_key: "" +openshift_metrics_hawkular_ca: "" -openshift_metrics_cassandra_nodes: 1 +openshift_metrics_cassandra_replicas: 1 openshift_metrics_cassandra_storage_type: emptydir -openshift_metrics_cassandra_pv_prefix: metrics-cassandra openshift_metrics_cassandra_pv_size: 10Gi openshift_metrics_cassandra_limits_memory: 2G openshift_metrics_cassandra_limits_cpu: null @@ -26,7 +23,6 @@ openshift_metrics_cassandra_requests_memory: 1G openshift_metrics_cassandra_requests_cpu: null openshift_metrics_heapster_standalone: False -openshift_metrics_heapster_allowed_users: system:master-proxy openshift_metrics_heapster_limits_memory: 3.75G openshift_metrics_heapster_limits_cpu: null openshift_metrics_heapster_requests_memory: 0.9375G @@ -34,4 +30,19 @@ openshift_metrics_heapster_requests_cpu: null openshift_metrics_duration: 7 openshift_metrics_resolution: 15s + +##### +# Caution should be taken for the following defaults before +# overriding the values here +##### + +openshift_metrics_certs_dir: "{{ openshift.common.config_base }}/master/metrics" +openshift_metrics_master_url: https://kubernetes.default.svc.cluster.local openshift_metrics_node_id: nodename +openshift_metrics_project: openshift-infra + +openshift_metrics_cassandra_pv_prefix: metrics-cassandra + +openshift_metrics_hawkular_user_write_access: False + +openshift_metrics_heapster_allowed_users: system:master-proxy diff --git a/roles/openshift_metrics/tasks/generate_certificates.yaml b/roles/openshift_metrics/tasks/generate_certificates.yaml index 66cfbca03..16a967aa7 100644 --- a/roles/openshift_metrics/tasks/generate_certificates.yaml +++ b/roles/openshift_metrics/tasks/generate_certificates.yaml @@ -4,6 +4,7 @@ path: "{{ openshift_metrics_certs_dir }}" state: directory mode: 0700 + - name: list existing secrets command: > {{ openshift.common.client_binary }} -n {{ openshift_metrics_project }} @@ -11,6 +12,7 @@ get secrets -o name register: metrics_secrets changed_when: false + - name: generate ca certificate chain shell: > {{ openshift.common.admin_binary }} ca create-signer-cert diff --git a/roles/openshift_metrics/tasks/generate_hawkular_certificates.yaml b/roles/openshift_metrics/tasks/generate_hawkular_certificates.yaml index 4e032ca7e..f36175735 100644 --- a/roles/openshift_metrics/tasks/generate_hawkular_certificates.yaml +++ b/roles/openshift_metrics/tasks/generate_hawkular_certificates.yaml @@ -3,7 +3,7 @@ include: setup_certificate.yaml vars: component: hawkular-metrics - hostnames: "hawkular-metrics,{{ openshift_metrics_hawkular_metrics_hostname }}" + hostnames: "hawkular-metrics,{{ openshift_metrics_hawkular_hostname }}" - name: generate hawkular-cassandra certificates include: setup_certificate.yaml vars: diff --git a/roles/openshift_metrics/tasks/install_hawkular.yaml b/roles/openshift_metrics/tasks/install_hawkular.yaml index 1acc8948d..34a8c58b8 100644 --- a/roles/openshift_metrics/tasks/install_hawkular.yaml +++ b/roles/openshift_metrics/tasks/install_hawkular.yaml @@ -11,7 +11,7 @@ vars: node: "{{ item }}" master: "{{ (item == '1')|string|lower }}" - with_sequence: count={{ openshift_metrics_cassandra_nodes }} + with_sequence: count={{ openshift_metrics_cassandra_replicas }} - name: generate hawkular-cassandra persistent volume claims template: @@ -24,7 +24,7 @@ access_modes: - ReadWriteOnce size: "{{ openshift_metrics_cassandra_pv_size }}" - with_sequence: count={{ openshift_metrics_cassandra_nodes }} + with_sequence: count={{ openshift_metrics_cassandra_replicas }} when: openshift_metrics_cassandra_storage_type == 'pv' - name: generate hawkular-cassandra persistent volume claims (dynamic) @@ -40,25 +40,38 @@ access_modes: - ReadWriteOnce size: "{{ openshift_metrics_cassandra_pv_size }}" - with_sequence: count={{ openshift_metrics_cassandra_nodes }} + with_sequence: count={{ openshift_metrics_cassandra_replicas }} when: openshift_metrics_cassandra_storage_type == 'dynamic' - name: read hawkular-metrics route destination ca certificate slurp: src={{ openshift_metrics_certs_dir }}/ca.crt register: metrics_route_dest_ca_cert -- name: generate the hawkular-metrics route - template: - src: route.j2 - dest: "{{ mktemp.stdout }}/templates/hawkular-metrics-route.yaml" - vars: - name: hawkular-metrics - labels: - metrics-infra: hawkular-metrics - host: "{{ openshift_metrics_hawkular_metrics_hostname }}" - to: - kind: Service +- block: + - set_fact: hawkular_key={{ lookup('file', openshift_metrics_hawkular_key) }} + when: openshift_metrics_hawkular_key | exists + + - set_fact: hawkular_cert={{ lookup('file', openshift_metrics_hawkular_cert) }} + when: openshift_metrics_hawkular_cert | exists + + - set_fact: hawkular_ca={{ lookup('file', openshift_metrics_hawkular_ca) }} + when: openshift_metrics_hawkular_ca | exists + + - name: generate the hawkular-metrics route + template: + src: route.j2 + dest: "{{ mktemp.stdout }}/templates/hawkular-metrics-route.yaml" + vars: name: hawkular-metrics - tls: - termination: reencrypt - destination_ca_certificate: "{{ metrics_route_dest_ca_cert.content }}" + labels: + metrics-infra: hawkular-metrics + host: "{{ openshift_metrics_hawkular_hostname }}" + to: + kind: Service + name: hawkular-metrics + tls: + termination: reencrypt + key: "{{ hawkular_key | default('') }}" + certificate: "{{ hawkular_cert | default('') }}" + ca_certificate: "{{ hawkular_ca | default('') }}" + destination_ca_certificate: "{{ metrics_route_dest_ca_cert.content | b64decode }}" diff --git a/roles/openshift_metrics/tasks/install_metrics.yaml b/roles/openshift_metrics/tasks/install_metrics.yaml index a6a094a83..b45629b70 100644 --- a/roles/openshift_metrics/tasks/install_metrics.yaml +++ b/roles/openshift_metrics/tasks/install_metrics.yaml @@ -1,7 +1,7 @@ --- - name: check that hawkular_metrics_hostname is set - fail: msg='the openshift_metrics_hawkular_metrics_hostname variable is required' - when: openshift_metrics_hawkular_metrics_hostname is not defined + fail: msg='the openshift_metrics_hawkular_hostname variable is required' + when: openshift_metrics_hawkular_hostname is not defined - name: check the value of openshift_metrics_cassandra_storage_type fail: diff --git a/roles/openshift_metrics/templates/route.j2 b/roles/openshift_metrics/templates/route.j2 index a720c4959..08ca87288 100644 --- a/roles/openshift_metrics/templates/route.j2 +++ b/roles/openshift_metrics/templates/route.j2 @@ -16,6 +16,18 @@ spec: {% if tls is defined %} tls: termination: {{ tls.termination }} +{% if tls.ca_certificate is defined and tls.ca_certificate | length > 0 %} + CACertificate: | +{{ tls.ca_certificate|indent(6, true) }} +{% endif %} +{% if tls.key is defined and tls.key | length > 0 %} + key: | +{{ tls.key|indent(6, true) }} +{% endif %} +{% if tls.certificate is defined and tls.certificate | length > 0 %} + certificate: | +{{ tls.certificate|indent(6, true) }} +{% endif %} {% if tls.termination == 'reencrypt' %} destinationCACertificate: | {{ tls.destination_ca_certificate|indent(6, true) }} diff --git a/roles/openshift_metrics/vars/main.yaml b/roles/openshift_metrics/vars/main.yaml index de3bb878d..4a3724e3f 100644 --- a/roles/openshift_metrics/vars/main.yaml +++ b/roles/openshift_metrics/vars/main.yaml @@ -1,3 +1,9 @@ +--- +# +# These vars are generally considered private and not expected to be altered +# by end users +# + openshift_metrics_cassandra_storage_types: - emptydir - pv -- cgit v1.2.1