feat(prometheus): conditional copy of new configuration from configmap avoiding accidental overwrite of previous config file
Change-Id: I2074318c6e259c4210faaa2ad362114a6fada827
Signed-off-by: bravof <fbravo@whitestack.com>
(cherry picked from commit 9d2556f36dc275078425597b2ec64a4a5eea308d)
diff --git a/installers/docker/osm_pods/prometheus.yaml b/installers/docker/osm_pods/prometheus.yaml
index f7fd569..93cd20a 100644
--- a/installers/docker/osm_pods/prometheus.yaml
+++ b/installers/docker/osm_pods/prometheus.yaml
@@ -85,10 +85,12 @@
- name: prometheus-init-config
image: busybox
command: ["/bin/sh", "-c"]
- args: ["printf \"global:\\n scrape_interval: 15s\\n evaluation_interval: 15s\\nscrape_configs:\\n - job_name: 'prometheus'\\n static_configs:\\n - targets: ['mon:8000']\" > /etc/prometheus/prometheus.yml"]
+ args: ['if [ ! -f "/etc/prometheus/prometheus.yml" ]; then cp /etc/prometheus_init/prometheus.yml /etc/prometheus; fi']
volumeMounts:
- name: prom-config
mountPath: /etc/prometheus
+ - name: init-prom-config
+ mountPath: /etc/prometheus_init
containers:
- name: prometheus
image: prom/prometheus:v2.4.3
@@ -109,3 +111,6 @@
- name: prom-config
hostPath:
path: /var/lib/osm/prometheus
+ - name: init-prom-config
+ configMap:
+ name: prom