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authorZohar Galor <zgalor@redhat.com>2017-10-19 11:11:32 +0300
committerZohar Galor <zgalor@redhat.com>2017-10-23 14:44:28 +0300
commit3792787d7e7cc3b8c44ccbbc83a3c2f9a9299f38 (patch)
treefa23626996b87b8580340b5963356a4ccd0aa5a1 /roles
parent64f452f9081e380db41acf588a28fe4bb79a4e9e (diff)
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Switch to stateful set in prometheus
Also update prometheus and alert-buffer image versions, and add prometheus, and oauth-proxy arguments to align with origin template
Diffstat (limited to 'roles')
-rw-r--r--roles/openshift_prometheus/README.md2
-rw-r--r--roles/openshift_prometheus/defaults/main.yaml5
-rw-r--r--roles/openshift_prometheus/tasks/install_prometheus.yaml12
-rw-r--r--roles/openshift_prometheus/templates/prometheus.j2 (renamed from roles/openshift_prometheus/templates/prometheus_deployment.j2)13
4 files changed, 18 insertions, 14 deletions
diff --git a/roles/openshift_prometheus/README.md b/roles/openshift_prometheus/README.md
index c5a44bffb..80279cf8c 100644
--- a/roles/openshift_prometheus/README.md
+++ b/roles/openshift_prometheus/README.md
@@ -17,8 +17,6 @@ For default values, see [`defaults/main.yaml`](defaults/main.yaml).
- `openshift_prometheus_namespace`: project (i.e. namespace) where the components will be
deployed.
-- `openshift_prometheus_replicas`: The number of replicas for prometheus deployment.
-
- `openshift_prometheus_node_selector`: Selector for the nodes prometheus will be deployed on.
- `openshift_prometheus_image_<COMPONENT>`: specify image for the component
diff --git a/roles/openshift_prometheus/defaults/main.yaml b/roles/openshift_prometheus/defaults/main.yaml
index c08bec4cb..f6ff7ce22 100644
--- a/roles/openshift_prometheus/defaults/main.yaml
+++ b/roles/openshift_prometheus/defaults/main.yaml
@@ -4,14 +4,13 @@ openshift_prometheus_state: present
openshift_prometheus_namespace: prometheus
-openshift_prometheus_replicas: 1
openshift_prometheus_node_selector: {"region":"infra"}
# images
openshift_prometheus_image_proxy: "openshift/oauth-proxy:v1.0.0"
-openshift_prometheus_image_prometheus: "openshift/prometheus:v2.0.0-dev"
+openshift_prometheus_image_prometheus: "openshift/prometheus:v2.0.0-dev.3"
openshift_prometheus_image_alertmanager: "openshift/prometheus-alertmanager:v0.9.1"
-openshift_prometheus_image_alertbuffer: "openshift/prometheus-alert-buffer:v0.0.1"
+openshift_prometheus_image_alertbuffer: "openshift/prometheus-alert-buffer:v0.0.2"
# additional prometheus rules file
openshift_prometheus_additional_rules_file: null
diff --git a/roles/openshift_prometheus/tasks/install_prometheus.yaml b/roles/openshift_prometheus/tasks/install_prometheus.yaml
index cb75eedca..67141a866 100644
--- a/roles/openshift_prometheus/tasks/install_prometheus.yaml
+++ b/roles/openshift_prometheus/tasks/install_prometheus.yaml
@@ -145,21 +145,21 @@
volume_capacity: "{{ openshift_prometheus_alertbuffer_pvc_size }}"
selector: "{{ openshift_prometheus_alertbuffer_pvc_pv_selector }}"
-# create prometheus deployment
-- name: Set prometheus deployment template
+# create prometheus stateful set
+- name: Set prometheus template
template:
- src: prometheus_deployment.j2
+ src: prometheus.j2
dest: "{{ tempdir }}/templates/prometheus.yaml"
vars:
namespace: "{{ openshift_prometheus_namespace }}"
- prom_replicas: "{{ openshift_prometheus_replicas }}"
+# prom_replicas: "{{ openshift_prometheus_replicas }}"
-- name: Set prometheus deployment
+- name: Set prometheus stateful set
oc_obj:
state: "{{ state }}"
name: "prometheus"
namespace: "{{ openshift_prometheus_namespace }}"
- kind: deployment
+ kind: statefulset
files:
- "{{ tempdir }}/templates/prometheus.yaml"
delete_after: true
diff --git a/roles/openshift_prometheus/templates/prometheus_deployment.j2 b/roles/openshift_prometheus/templates/prometheus.j2
index 66eab6df4..81f043491 100644
--- a/roles/openshift_prometheus/templates/prometheus_deployment.j2
+++ b/roles/openshift_prometheus/templates/prometheus.j2
@@ -1,12 +1,14 @@
-apiVersion: extensions/v1beta1
-kind: Deployment
+apiVersion: apps/v1beta1
+kind: StatefulSet
metadata:
name: prometheus
namespace: {{ namespace }}
labels:
app: prometheus
spec:
- replicas: {{ prom_replicas|default(1) }}
+ updateStrategy:
+ type: RollingUpdate
+ podManagementPolicy: Parallel
selector:
provider: openshift
matchLabels:
@@ -60,6 +62,8 @@ spec:
- -tls-key=/etc/tls/private/tls.key
- -client-secret-file=/var/run/secrets/kubernetes.io/serviceaccount/token
- -cookie-secret-file=/etc/proxy/secrets/session_secret
+ - -openshift-ca=/etc/pki/tls/cert.pem
+ - -openshift-ca=/var/run/secrets/kubernetes.io/serviceaccount/ca.crt
- -skip-auth-regex=^/metrics
volumeMounts:
- mountPath: /etc/tls/private
@@ -72,6 +76,7 @@ spec:
- name: prometheus
args:
- --storage.tsdb.retention=6h
+ - --storage.tsdb.min-block-duration=2m
- --config.file=/etc/prometheus/prometheus.yml
- --web.listen-address=localhost:9090
image: "{{ openshift_prometheus_image_prometheus }}"
@@ -133,6 +138,8 @@ spec:
- -tls-key=/etc/tls/private/tls.key
- -client-secret-file=/var/run/secrets/kubernetes.io/serviceaccount/token
- -cookie-secret-file=/etc/proxy/secrets/session_secret
+ - -openshift-ca=/etc/pki/tls/cert.pem
+ - -openshift-ca=/var/run/secrets/kubernetes.io/serviceaccount/ca.crt
volumeMounts:
- mountPath: /etc/tls/private
name: alerts-tls