remove replicaLabel assertion from kube-thanos-receive, updates examples & docs

Signed-off-by: Michael Burt <[email protected]>

Author: michael-burt

README.md

@@ -99,16 +99,17 @@ local commonConfig = {
 };
 
 local i = t.receiveIngestor(commonConfig.config {
+  labels: [
+    'receive_replica="$(POD_NAME)"',
+  ],
   replicas: 1,
-  replicaLabels: ['receive_replica'],
   replicationFactor: 1,
   // Disable shipping to object storage for the purposes of this example
   objectStorageConfig: null,
 });
 
 local r = t.receiveRouter(commonConfig.config {
   replicas: 1,
-  replicaLabels: ['receive_replica'],
   replicationFactor: 1,
   // Disable shipping to object storage for the purposes of this example
   objectStorageConfig: null,
@@ -122,7 +123,7 @@ local s = t.store(commonConfig.config {
 
 local q = t.query(commonConfig.config {
   replicas: 1,
-  replicaLabels: ['prometheus_replica', 'rule_replica'],
+  replicaLabels: ['prometheus_replica', 'receive_replica', 'rule_replica'],
   serviceMonitor: true,
   stores: [s.storeEndpoint] + i.storeEndpoints,
 });

all.jsonnet

@@ -8,7 +8,7 @@ local commonConfig = {
   namespace: 'thanos',
   version: 'v0.26.0',
   image: 'quay.io/thanos/thanos:' + cfg.version,
-  replicaLabels: ['prometheus_replica', 'rule_replica'],
+  replicaLabels: ['prometheus_replica', 'receive_replica', 'rule_replica'],
   objectStorageConfig: {
     name: 'thanos-objectstorage',
     key: 'thanos.yaml',

example.jsonnet

@@ -28,16 +28,17 @@ local commonConfig = {
 };
 
 local i = t.receiveIngestor(commonConfig.config {
+  labels: [
+    'receive_replica="$(POD_NAME)"',
+  ],
   replicas: 1,
-  replicaLabels: ['receive_replica'],
   replicationFactor: 1,
   // Disable shipping to object storage for the purposes of this example
   objectStorageConfig: null,
 });
 
 local r = t.receiveRouter(commonConfig.config {
   replicas: 1,
-  replicaLabels: ['receive_replica'],
   replicationFactor: 1,
   // Disable shipping to object storage for the purposes of this example
   objectStorageConfig: null,
@@ -51,7 +52,7 @@ local s = t.store(commonConfig.config {
 
 local q = t.query(commonConfig.config {
   replicas: 1,
-  replicaLabels: ['prometheus_replica', 'rule_replica'],
+  replicaLabels: ['prometheus_replica', 'receive_replica', 'rule_replica'],
   serviceMonitor: true,
   stores: [s.storeEndpoint] + i.storeEndpoints,
 });

jsonnet/kube-thanos/kube-thanos-receive.libsonnet

@@ -7,7 +7,6 @@ function(params) {
   config:: defaults + params,
   // Safety checks for combined config of defaults and params
   assert std.isNumber(tr.config.replicas) && tr.config.replicas >= 0 : 'thanos receive replicas has to be number >= 0',
-  assert std.isArray(tr.config.replicaLabels),
   assert std.isObject(tr.config.resources),
   assert std.isBoolean(tr.config.serviceMonitor),
   assert std.isObject(tr.config.volumeClaimTemplate),