Init lib

common-lib/Makefile

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+JSONNET_FMT := jsonnetfmt -n 2 --max-blank-lines 1 --string-style s --comment-style s
+
+.PHONY: all
+all: build dashboards_out
+
+vendor: jsonnetfile.json
+	jb install
+
+.PHONY: build
+build: vendor
+
+.PHONY: fmt
+fmt:
+	find . -name 'vendor' -prune -o -name '*.libsonnet' -print -o -name '*.jsonnet' -print | \
+		xargs -n 1 -- $(JSONNET_FMT) -i
+
+.PHONY: lint
+lint: build
+	find . -name 'vendor' -prune -o -name '*.libsonnet' -print -o -name '*.jsonnet' -print | \
+		while read f; do \
+			$(JSONNET_FMT) "$$f" | diff -u "$$f" -; \
+		done
+	mixtool lint mixin.libsonnet
+
+dashboards_out: mixin.libsonnet $(wildcard dashboards/*)
+	@mkdir -p dashboards_out
+	mixtool generate dashboards -J lib -J vendor mixin.libsonnet -d dashboards_out
+
+.PHONY: clean
+clean:
+	rm -rf dashboards_out prometheus_alerts.yaml

common-lib/README.md

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+# Common lib
+
+This logs lib can be used to generate dashboards using [grafonnet](https://github.com/grafana/grafonnet).
+
+This enforces 'common style' to different panels.
+
+## Import
+
+```sh
+jb init
+jb install https://github.com/grafana/jsonnet-libs/common-lib
+```

common-lib/common/panels.libsonnet

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+local g = import 'g.libsonnet';
+
+{
+  stat: {
+    local stat = g.panel.stat,
+    base(title, targets):
+      stat.new(title)
+      + stat.queryOptions.withTargets(targets)
+      + stat.queryOptions.withInterval('1m')
+      + stat.options.text.withValueSize(20),
+
+    // up (availability) panel
+    up(title, targets):
+      self.base(title, targets)
+      + stat.options.withColorMode('none')
+      + stat.options.withGraphMode('none')
+      + stat.options.reduceOptions.withCalcs([
+        'lastNotNull',
+      ]),
+
+    //uptime panel. expects duration in seconds as input
+    uptime(title, targets):
+      self.base(title, targets)
+      + stat.standardOptions.withDecimals(1)
+      + stat.standardOptions.withUnit('dtdurations')
+      + stat.options.withColorMode('thresholds')
+      + stat.options.withGraphMode('none')
+      + stat.standardOptions.thresholds.withMode('absolute')
+      + stat.standardOptions.thresholds.withSteps(
+        [
+          stat.options.thresholdStep.withColor('text')
+          + stat.options.thresholdStep.withValue(null),
+          // warn with orange color when uptime resets (5 minutes)
+          stat.options.thresholdStep.withColor('orange')
+          + stat.options.thresholdStep.withValue(300),
+        ]
+      )
+      + stat.options.reduceOptions.withCalcs([
+        'lastNotNull',
+      ]),
+  },
+  timeSeries: {
+    local timeSeries = g.panel.timeSeries,
+    local fieldOverride = g.panel.timeSeries.fieldOverride,
+    local custom = timeSeries.fieldConfig.defaults.custom,
+    local defaults = timeSeries.fieldConfig.defaults,
+    local options = timeSeries.options,
+
+
+    base(title, targets):
+      timeSeries.new(title)
+      + timeSeries.queryOptions.withTargets(targets)
+      + timeSeries.queryOptions.withInterval('1m')
+      + custom.withLineWidth(2)
+      + custom.withFillOpacity(0)
+      + custom.withShowPoints('never'),
+
+    rpcRate(title, targets):
+      self.base(title, targets)
+      + timeSeries.standardOptions.withUnit('ops'),
+    activeStreams(title, targets):
+      self.base(title, targets),
+    dbSize(title, targets):
+      self.base(title, targets)
+      + timeSeries.standardOptions.withUnit('bytes'),
+    diskSync(title, targets):
+      self.base(title, targets)
+      + timeSeries.standardOptions.withUnit('s'),
+    memory(title, targets):
+      self.base(title, targets)
+      + timeSeries.standardOptions.withUnit('bytes'),
+    traffic(title, targets):
+      self.base(title, targets)
+      + timeSeries.standardOptions.withUnit('Bps'),
+    raftProposals(title, targets):
+      self.base(title, targets),
+    leaderElections(title, targets):
+      self.base(title, targets),
+    peerRtt(title, targets):
+      self.base(title, targets)
+      + timeSeries.standardOptions.withUnit('s'),
+  },
+}

common-lib/jsonnetfile.json

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+{
+  "version": 1,
+  "dependencies": [
+    {
+      "source": {
+        "git": {
+          "remote": "https://github.com/grafana/grafonnet.git",
+          "subdir": "gen/grafonnet-latest"
+        }
+      },
+      "version": "main"
+    }
+  ],
+  "legacyImports": true
+}