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-rw-r--r--roles/openshift_metrics/README.md3
-rw-r--r--roles/openshift_metrics/defaults/main.yaml8
-rw-r--r--roles/openshift_metrics/tasks/generate_hawkular_certificates.yaml2
-rw-r--r--roles/openshift_metrics/tasks/install_hosa.yaml44
-rw-r--r--roles/openshift_metrics/tasks/install_metrics.yaml37
-rw-r--r--roles/openshift_metrics/tasks/main.yaml3
-rw-r--r--roles/openshift_metrics/tasks/oc_apply.yaml2
-rw-r--r--roles/openshift_metrics/tasks/uninstall_hosa.yaml15
-rw-r--r--roles/openshift_metrics/templates/hawkular_openshift_agent_cm.j254
-rw-r--r--roles/openshift_metrics/templates/hawkular_openshift_agent_ds.j291
-rw-r--r--roles/openshift_metrics/templates/hawkular_openshift_agent_role.j225
-rw-r--r--roles/openshift_metrics/templates/hawkular_openshift_agent_sa.j27
12 files changed, 288 insertions, 3 deletions
diff --git a/roles/openshift_metrics/README.md b/roles/openshift_metrics/README.md
index 84503217b..1f10de4a2 100644
--- a/roles/openshift_metrics/README.md
+++ b/roles/openshift_metrics/README.md
@@ -68,6 +68,9 @@ For default values, see [`defaults/main.yaml`](defaults/main.yaml).
- `openshift_metrics_resolution`: How often metrics should be gathered.
+- `openshift_metrics_install_hawkular_agent`: Install the Hawkular OpenShift Agent (HOSA). HOSA can be used
+ to collect custom metrics from your pods. This component is currently in tech-preview and is not installed by default.
+
## Additional variables to control resource limits
Each metrics component (hawkular, cassandra, heapster) can specify a cpu and memory limits and requests by setting
the corresponding role variable:
diff --git a/roles/openshift_metrics/defaults/main.yaml b/roles/openshift_metrics/defaults/main.yaml
index 467db34c8..ba50566e9 100644
--- a/roles/openshift_metrics/defaults/main.yaml
+++ b/roles/openshift_metrics/defaults/main.yaml
@@ -31,6 +31,14 @@ openshift_metrics_heapster_requests_memory: 0.9375G
openshift_metrics_heapster_requests_cpu: null
openshift_metrics_heapster_nodeselector: ""
+openshift_metrics_install_hawkular_agent: False
+openshift_metrics_hawkular_agent_limits_memory: null
+openshift_metrics_hawkular_agent_limits_cpu: null
+openshift_metrics_hawkular_agent_requests_memory: null
+openshift_metrics_hawkular_agent_requests_cpu: null
+openshift_metrics_hawkular_agent_nodeselector: ""
+openshift_metrics_hawkular_agent_namespace: "default"
+
openshift_metrics_hawkular_hostname: "hawkular-metrics.{{openshift_master_default_subdomain}}"
openshift_metrics_duration: 7
diff --git a/roles/openshift_metrics/tasks/generate_hawkular_certificates.yaml b/roles/openshift_metrics/tasks/generate_hawkular_certificates.yaml
index fb4fe2f03..7b81b3c10 100644
--- a/roles/openshift_metrics/tasks/generate_hawkular_certificates.yaml
+++ b/roles/openshift_metrics/tasks/generate_hawkular_certificates.yaml
@@ -73,6 +73,8 @@
{{ hawkular_secrets['hawkular-metrics.key'] }}
tls.truststore.crt: >
{{ hawkular_secrets['hawkular-cassandra.crt'] }}
+ ca.crt: >
+ {{ hawkular_secrets['ca.crt'] }}
when: name not in metrics_secrets.stdout_lines
changed_when: no
diff --git a/roles/openshift_metrics/tasks/install_hosa.yaml b/roles/openshift_metrics/tasks/install_hosa.yaml
new file mode 100644
index 000000000..cc533a68b
--- /dev/null
+++ b/roles/openshift_metrics/tasks/install_hosa.yaml
@@ -0,0 +1,44 @@
+---
+- name: Generate Hawkular Agent (HOSA) Cluster Role
+ template:
+ src: hawkular_openshift_agent_role.j2
+ dest: "{{mktemp.stdout}}/templates/metrics-hawkular-openshift-agent-role.yaml"
+ changed_when: no
+
+- name: Generate Hawkular Agent (HOSA) Service Account
+ template:
+ src: hawkular_openshift_agent_sa.j2
+ dest: "{{mktemp.stdout}}/templates/metrics-hawkular-openshift-agent-sa.yaml"
+ changed_when: no
+
+- name: Generate Hawkular Agent (HOSA) Daemon Set
+ template:
+ src: hawkular_openshift_agent_ds.j2
+ dest: "{{mktemp.stdout}}/templates/metrics-hawkular-openshift-agent-ds.yaml"
+ vars:
+ node_selector: "{{openshift_metrics_hawkular_agent_nodeselector | default('') }}"
+ changed_when: no
+
+- name: Generate the Hawkular Agent (HOSA) Configmap
+ template:
+ src: hawkular_openshift_agent_cm.j2
+ dest: "{{mktemp.stdout}}/templates/metrics-hawkular-openshift-agent-cm.yaml"
+ changed_when: no
+
+- name: Generate role binding for the hawkular-openshift-agent service account
+ template:
+ src: rolebinding.j2
+ dest: "{{ mktemp.stdout }}/templates/metrics-hawkular-agent-rolebinding.yaml"
+ vars:
+ cluster: True
+ obj_name: hawkular-openshift-agent-rb
+ labels:
+ metrics-infra: hawkular-agent
+ roleRef:
+ kind: ClusterRole
+ name: hawkular-openshift-agent
+ subjects:
+ - kind: ServiceAccount
+ name: hawkular-openshift-agent
+ namespace: "{{openshift_metrics_hawkular_agent_namespace}}"
+ changed_when: no
diff --git a/roles/openshift_metrics/tasks/install_metrics.yaml b/roles/openshift_metrics/tasks/install_metrics.yaml
index 74eb56713..fdf4ae57f 100644
--- a/roles/openshift_metrics/tasks/install_metrics.yaml
+++ b/roles/openshift_metrics/tasks/install_metrics.yaml
@@ -16,11 +16,19 @@
include: install_heapster.yaml
when: openshift_metrics_heapster_standalone | bool
-- find: paths={{ mktemp.stdout }}/templates patterns=*.yaml
+- name: Install Hawkular OpenShift Agent (HOSA)
+ include: install_hosa.yaml
+ when: openshift_metrics_install_hawkular_agent | default(false) | bool
+
+- find:
+ paths: "{{ mktemp.stdout }}/templates"
+ patterns: "^(?!metrics-hawkular-openshift-agent).*.yaml"
+ use_regex: true
register: object_def_files
changed_when: no
-- slurp: src={{item.path}}
+- slurp:
+ src: "{{item.path}}"
register: object_defs
with_items: "{{object_def_files.files}}"
changed_when: no
@@ -34,6 +42,31 @@
file_content: "{{ item.content | b64decode | from_yaml }}"
with_items: "{{ object_defs.results }}"
+- find:
+ paths: "{{ mktemp.stdout }}/templates"
+ patterns: "^metrics-hawkular-openshift-agent.*.yaml"
+ use_regex: true
+ register: hawkular_agent_object_def_files
+ when: openshift_metrics_install_hawkular_agent | bool
+ changed_when: no
+
+- slurp:
+ src: "{{item.path}}"
+ register: hawkular_agent_object_defs
+ with_items: "{{ hawkular_agent_object_def_files.files }}"
+ when: openshift_metrics_install_hawkular_agent | bool
+ changed_when: no
+
+- name: Create Hawkular Agent objects
+ include: oc_apply.yaml
+ vars:
+ kubeconfig: "{{ mktemp.stdout }}/admin.kubeconfig"
+ namespace: "{{ openshift_metrics_hawkular_agent_namespace }}"
+ file_name: "{{ item.source }}"
+ file_content: "{{ item.content | b64decode | from_yaml }}"
+ with_items: "{{ hawkular_agent_object_defs.results }}"
+ when: openshift_metrics_install_hawkular_agent | bool
+
- include: update_master_config.yaml
- command: >
diff --git a/roles/openshift_metrics/tasks/main.yaml b/roles/openshift_metrics/tasks/main.yaml
index 5d8506a73..0b5f23c24 100644
--- a/roles/openshift_metrics/tasks/main.yaml
+++ b/roles/openshift_metrics/tasks/main.yaml
@@ -44,6 +44,9 @@
- include: "{{ (openshift_metrics_install_metrics | bool) | ternary('install_metrics.yaml','uninstall_metrics.yaml') }}"
+- include: uninstall_hosa.yaml
+ when: not openshift_metrics_install_hawkular_agent | bool
+
- name: Delete temp directory
local_action: file path=local_tmp.stdout state=absent
tags: metrics_cleanup
diff --git a/roles/openshift_metrics/tasks/oc_apply.yaml b/roles/openshift_metrics/tasks/oc_apply.yaml
index dd67703b4..1e1af40e8 100644
--- a/roles/openshift_metrics/tasks/oc_apply.yaml
+++ b/roles/openshift_metrics/tasks/oc_apply.yaml
@@ -14,7 +14,7 @@
command: >
{{ openshift.common.client_binary }} --config={{ kubeconfig }}
apply -f {{ file_name }}
- -n {{ openshift_metrics_project }}
+ -n {{namespace}}
register: generation_apply
failed_when: "'error' in generation_apply.stderr"
changed_when: no
diff --git a/roles/openshift_metrics/tasks/uninstall_hosa.yaml b/roles/openshift_metrics/tasks/uninstall_hosa.yaml
new file mode 100644
index 000000000..42ed02460
--- /dev/null
+++ b/roles/openshift_metrics/tasks/uninstall_hosa.yaml
@@ -0,0 +1,15 @@
+---
+- name: remove Hawkular Agent (HOSA) components
+ command: >
+ {{ openshift.common.client_binary }} -n {{ openshift_metrics_hawkular_agent_namespace }} --config={{ mktemp.stdout }}/admin.kubeconfig
+ delete --ignore-not-found --selector=metrics-infra=agent
+ all,sa,secrets,templates,routes,pvc,rolebindings,clusterrolebindings
+ register: delete_metrics
+ changed_when: delete_metrics.stdout != 'No resources found'
+
+- name: remove rolebindings
+ command: >
+ {{ openshift.common.client_binary }} -n {{ openshift_metrics_hawkular_agent_namespace }} --config={{ mktemp.stdout }}/admin.kubeconfig
+ delete --ignore-not-found
+ clusterrolebinding/hawkular-openshift-agent-rb
+ changed_when: delete_metrics.stdout != 'No resources found'
diff --git a/roles/openshift_metrics/templates/hawkular_openshift_agent_cm.j2 b/roles/openshift_metrics/templates/hawkular_openshift_agent_cm.j2
new file mode 100644
index 000000000..bf472c066
--- /dev/null
+++ b/roles/openshift_metrics/templates/hawkular_openshift_agent_cm.j2
@@ -0,0 +1,54 @@
+id: hawkular-openshift-agent
+kind: ConfigMap
+apiVersion: v1
+name: Hawkular OpenShift Agent Configuration
+metadata:
+ name: hawkular-openshift-agent-configuration
+ labels:
+ metrics-infra: agent
+ namespace: {{openshift_metrics_hawkular_agent_namespace}}
+data:
+ config.yaml: |
+ kubernetes:
+ tenant: ${POD:namespace_name}
+ hawkular_server:
+ url: https://hawkular-metrics.openshift-infra.svc.cluster.local
+ credentials:
+ username: secret:openshift-infra/hawkular-metrics-account/hawkular-metrics.username
+ password: secret:openshift-infra/hawkular-metrics-account/hawkular-metrics.password
+ ca_cert_file: secret:openshift-infra/hawkular-metrics-certs/ca.crt
+ emitter:
+ status_enabled: false
+ collector:
+ minimum_collection_interval: 10s
+ default_collection_interval: 30s
+ metric_id_prefix: pod/${POD:uid}/custom/
+ tags:
+ metric_name: ${METRIC:name}
+ description: ${METRIC:description}
+ units: ${METRIC:units}
+ namespace_id: ${POD:namespace_uid}
+ namespace_name: ${POD:namespace_name}
+ node_name: ${POD:node_name}
+ pod_id: ${POD:uid}
+ pod_ip: ${POD:ip}
+ pod_name: ${POD:name}
+ pod_namespace: ${POD:namespace_name}
+ hostname: ${POD:hostname}
+ host_ip: ${POD:host_ip}
+ labels: ${POD:labels}
+ type: pod
+ collector: hawkular_openshift_agent
+ custom_metric: true
+ hawkular-openshift-agent: |
+ endpoints:
+ - type: prometheus
+ protocol: "http"
+ port: 8080
+ path: /metrics
+ collection_interval: 30s
+ metrics:
+ - name: hawkular_openshift_agent_metric_data_points_collected_total
+ - name: hawkular_openshift_agent_monitored_endpoints
+ - name: hawkular_openshift_agent_monitored_pods
+ - name: hawkular_openshift_agent_monitored_metrics
diff --git a/roles/openshift_metrics/templates/hawkular_openshift_agent_ds.j2 b/roles/openshift_metrics/templates/hawkular_openshift_agent_ds.j2
new file mode 100644
index 000000000..d65eaf9ae
--- /dev/null
+++ b/roles/openshift_metrics/templates/hawkular_openshift_agent_ds.j2
@@ -0,0 +1,91 @@
+apiVersion: extensions/v1beta1
+kind: DaemonSet
+metadata:
+ name: hawkular-openshift-agent
+ labels:
+ name: hawkular-openshift-agent
+ metrics-infra: agent
+ namespace: {{openshift_metrics_hawkular_agent_namespace}}
+spec:
+ selector:
+ matchLabels:
+ name: hawkular-openshift-agent
+ template:
+ metadata:
+ labels:
+ name: hawkular-openshift-agent
+ metrics-infra: agent
+ spec:
+ serviceAccount: hawkular-openshift-agent
+{% if node_selector is iterable and node_selector | length > 0 %}
+ nodeSelector:
+{% for key, value in node_selector.iteritems() %}
+ {{key}}: "{{value}}"
+{% endfor %}
+{% endif %}
+ containers:
+ - image: {{openshift_metrics_image_prefix}}metrics-hawkular-openshift-agent:{{openshift_metrics_image_version}}
+ imagePullPolicy: Always
+ name: hawkular-openshift-agent
+{% if ((openshift_metrics_hawkular_agent_limits_cpu is defined and openshift_metrics_hawkular_agent_limits_cpu is not none)
+ or (openshift_metrics_hawkular_agent_limits_memory is defined and openshift_metrics_hawkular_agent_limits_memory is not none)
+ or (openshift_metrics_hawkular_agent_requests_cpu is defined and openshift_metrics_hawkular_agent_requests_cpu is not none)
+ or (openshift_metrics_hawkular_agent_requests_memory is defined and openshift_metrics_hawkular_agent_requests_memory is not none))
+%}
+ resources:
+{% if (openshift_metrics_hawkular_agent_limits_cpu is not none
+ or openshift_metrics_hawkular_agent_limits_memory is not none)
+%}
+ limits:
+{% if openshift_metrics_hawkular_agent_limits_cpu is not none %}
+ cpu: "{{openshift_metrics_hawkular_agent_limits_cpu}}"
+{% endif %}
+{% if openshift_metrics_hawkular_agent_limits_memory is not none %}
+ memory: "{{openshift_metrics_hawkular_agent_limits_memory}}"
+{% endif %}
+{% endif %}
+{% if (openshift_metrics_hawkular_agent_requests_cpu is not none
+ or openshift_metrics_hawkular_agent_requests_memory is not none)
+%}
+ requests:
+{% if openshift_metrics_hawkular_agent_requests_cpu is not none %}
+ cpu: "{{openshift_metrics_hawkular_agent_requests_cpu}}"
+{% endif %}
+{% if openshift_metrics_hawkular_agent_requests_memory is not none %}
+ memory: "{{openshift_metrics_hawkular_agent_requests_memory}}"
+{% endif %}
+{% endif %}
+{% endif %}
+
+ livenessProbe:
+ httpGet:
+ scheme: HTTP
+ path: /health
+ port: 8080
+ initialDelaySeconds: 30
+ periodSeconds: 30
+ command:
+ - "hawkular-openshift-agent"
+ - "-config"
+ - "/hawkular-openshift-agent-configuration/config.yaml"
+ - "-v"
+ - "3"
+ env:
+ - name: K8S_POD_NAMESPACE
+ valueFrom:
+ fieldRef:
+ fieldPath: metadata.namespace
+ - name: K8S_POD_NAME
+ valueFrom:
+ fieldRef:
+ fieldPath: metadata.name
+ volumeMounts:
+ - name: hawkular-openshift-agent-configuration
+ mountPath: "/hawkular-openshift-agent-configuration"
+ volumes:
+ - name: hawkular-openshift-agent-configuration
+ configMap:
+ name: hawkular-openshift-agent-configuration
+ - name: hawkular-openshift-agent
+ configMap:
+ name: hawkular-openshift-agent-configuration
diff --git a/roles/openshift_metrics/templates/hawkular_openshift_agent_role.j2 b/roles/openshift_metrics/templates/hawkular_openshift_agent_role.j2
new file mode 100644
index 000000000..24b8cd801
--- /dev/null
+++ b/roles/openshift_metrics/templates/hawkular_openshift_agent_role.j2
@@ -0,0 +1,25 @@
+apiVersion: v1
+kind: ClusterRole
+metadata:
+ name: hawkular-openshift-agent
+ labels:
+ metrics-infra: agent
+rules:
+- apiGroups:
+ - ""
+ resources:
+ - configmaps
+ - namespaces
+ - nodes
+ - pods
+ - projects
+ verbs:
+ - get
+ - list
+ - watch
+- apiGroups:
+ - ""
+ resources:
+ - secrets
+ verbs:
+ - get
diff --git a/roles/openshift_metrics/templates/hawkular_openshift_agent_sa.j2 b/roles/openshift_metrics/templates/hawkular_openshift_agent_sa.j2
new file mode 100644
index 000000000..ec604d73c
--- /dev/null
+++ b/roles/openshift_metrics/templates/hawkular_openshift_agent_sa.j2
@@ -0,0 +1,7 @@
+apiVersion: v1
+kind: ServiceAccount
+metadata:
+ name: hawkular-openshift-agent
+ labels:
+ metrics-infra: agent
+ namespace: {{openshift_metrics_hawkular_agent_namespace}}