Cut v2.51.0-rc.0 (#13729)

* Cherry-pick [BUGFIX] Azure SD: Fix 'error: parameter virtualMachineScaleSetName cannot be empty' (#13702) Signed-off-by: Bryan Boreham <bjboreham@gmail.com>
prometheus · Mar 11, 2024 · 8d53e7b · 8d53e7b
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,5 +1,35 @@
 # Changelog
 
+## 2.51.0-rc.0 / 2024-03-07
+
+This version is built with Go 1.22.1.
+
+There is a new optional build tag "dedupelabels", which should reduce memory consumption (#12304).
+It is off by default; there will be an optional alternative image to try it out.
+
+* [CHANGE] Scraping: Do experimental timestamp alignment even if tolerance is bigger than 1% of scrape interval #13624, #13737
+* [FEATURE] Alerting: Relabel rules for AlertManagerConfig; allows routing alerts to different alertmanagers #12551, #13735
+* [FEATURE] API: add limit param to series, label-names and label-values APIs #13396
+* [FEATURE] UI (experimental native histograms): Add native histogram chart to Table view #13658
+* [FEATURE] Promtool: Add a "tsdb dump-openmetrics" to dump in OpemMetrics format. #13194
+* [FEATURE] PromQL (experimental native histograms): Add histogram_avg function #13467
+* [ENHANCEMENT] Rules: Evaluate independent rules concurrently #12946, #13527
+* [ENHANCEMENT] Scraping (experimental native histograms): Support exemplars #13488
+* [ENHANCEMENT] Remote Write: Disable resharding during active retry backoffs #13562
+* [ENHANCEMENT] Observability: Add native histograms to latency/duration metrics #13681
+* [ENHANCEMENT] Observability: Add 'type' label to prometheus_tsdb_head_out_of_order_samples_appended_total #13607
+* [ENHANCEMENT] API: Faster generation of targets into JSON #13469, #13484
+* [ENHANCEMENT] Scraping, API: Use faster compression library #10782
+* [ENHANCEMENT] OpenTelemetry: Performance improvements in OTLP parsing #13627
+* [ENHANCEMENT] PromQL: Optimisations to reduce CPU and memory #13448, #13536
+* [BUGFIX] PromQL: Constrain extrapolation in rate() to half of sample interval #13725
+* [BUGFIX] Remote Write: Stop slowing down when a new WAL segment is created #13583, #13628
+* [BUGFIX] PromQL: Fix wrongly scoped range vectors with @ modifier #13559
+* [BUGFIX] Kubernetes SD: Pod status changes were not discovered by Endpoints service discovery #13337
+* [BUGFIX] Azure SD: Fix 'error: parameter virtualMachineScaleSetName cannot be empty' (#13702)
+* [BUGFIX] Remote Write: Fix signing for AWS sigv4 transport #13497
+* [BUGFIX] Observability: Exemplars emitted by Prometheus use "trace_id" not "traceID" #13589
+
 ## 2.50.1 / 2024-02-26
 
 * [BUGFIX] API: Fix metadata API using wrong field names. #13633

diff --git a/VERSION b/VERSION
@@ -1 +1 @@
-2.50.1
+2.51.0-rc.0
diff --git a/discovery/azure/azure.go b/discovery/azure/azure.go
@@ -413,26 +413,20 @@ func (d *Discovery) refresh(ctx context.Context) ([]*targetgroup.Group, error) {
 					} else {
 						networkInterface, err = client.getVMScaleSetVMNetworkInterfaceByID(ctx, nicID, vm.ScaleSet, vm.InstanceID)
 					}
+
 					if err != nil {
 						if errors.Is(err, errorNotFound) {
 							level.Warn(d.logger).Log("msg", "Network interface does not exist", "name", nicID, "err", err)
 						} else {
 							ch <- target{labelSet: nil, err: err}
 						}
-						d.addToCache(nicID, networkInterface)
-					} else {
-						networkInterface, err = client.getVMScaleSetVMNetworkInterfaceByID(ctx, nicID, vm.ScaleSet, vm.InstanceID)
-						if err != nil {
-							if errors.Is(err, errorNotFound) {
-								level.Warn(d.logger).Log("msg", "Network interface does not exist", "name", nicID, "err", err)
-							} else {
-								ch <- target{labelSet: nil, err: err}
-							}
-							// Get out of this routine because we cannot continue without a network interface.
-							return
-						}
-						d.addToCache(nicID, networkInterface)
+
+						// Get out of this routine because we cannot continue without a network interface.
+						return
 					}
+
+					// Continue processing with the network interface
+					d.addToCache(nicID, networkInterface)
 				}
 
 				if networkInterface.Properties == nil {

diff --git a/web/ui/module/codemirror-promql/package.json b/web/ui/module/codemirror-promql/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@prometheus-io/codemirror-promql",
-  "version": "0.50.1",
+  "version": "0.51.0-rc.0",
   "description": "a CodeMirror mode for the PromQL language",
   "types": "dist/esm/index.d.ts",
   "module": "dist/esm/index.js",
@@ -29,7 +29,7 @@
   },
   "homepage": "https://github.com/prometheus/prometheus/blob/main/web/ui/module/codemirror-promql/README.md",
   "dependencies": {
-    "@prometheus-io/lezer-promql": "0.50.1",
+    "@prometheus-io/lezer-promql": "0.51.0-rc.0",
     "lru-cache": "^7.18.3"
   },
   "devDependencies": {

diff --git a/web/ui/module/lezer-promql/package.json b/web/ui/module/lezer-promql/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@prometheus-io/lezer-promql",
-  "version": "0.50.1",
+  "version": "0.51.0-rc.0",
   "description": "lezer-based PromQL grammar",
   "main": "dist/index.cjs",
   "type": "module",

diff --git a/web/ui/package-lock.json b/web/ui/package-lock.json
diff --git a/web/ui/package.json b/web/ui/package.json
@@ -28,5 +28,5 @@
     "ts-jest": "^29.1.1",
     "typescript": "^4.9.5"
   },
-  "version": "0.50.1"
+  "version": "0.51.0-rc.0"
 }
diff --git a/web/ui/react-app/package.json b/web/ui/react-app/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@prometheus-io/app",
-  "version": "0.50.1",
+  "version": "0.51.0-rc.0",
   "private": true,
   "dependencies": {
     "@codemirror/autocomplete": "^6.11.1",
@@ -19,7 +19,7 @@
     "@lezer/lr": "^1.3.14",
     "@nexucis/fuzzy": "^0.4.1",
     "@nexucis/kvsearch": "^0.8.1",
-    "@prometheus-io/codemirror-promql": "0.50.1",
+    "@prometheus-io/codemirror-promql": "0.51.0-rc.0",
     "bootstrap": "^4.6.2",
     "css.escape": "^1.5.1",
     "downshift": "^7.6.2",