From afa18e3e6b0a16377cb5e90d55a2c372dc1b069c Mon Sep 17 00:00:00 2001
From: Joe Adams <github@joeadams.io>
Date: Sun, 21 Apr 2024 16:49:50 -0400
Subject: [PATCH] Start work on mixin dashboards

Signed-off-by: Joe Adams <github@joeadams.io>
---
 .gitignore                                    |  1 +
 elasticsearch_mixin/README.md                 | 20 ++++++++
 elasticsearch_mixin/config.libsonnet          |  6 +++
 elasticsearch_mixin/dashboards.jsonnet        |  3 ++
 .../dashboards/cluster.libsonnet              | 20 ++++++++
 .../dashboards/dashboards.libsonnet           |  1 +
 elasticsearch_mixin/dashboards/g.libsonnet    |  1 +
 .../dashboards/variables.libsonnet            | 15 ++++++
 elasticsearch_mixin/jsonnetfile.json          | 15 ++++++
 elasticsearch_mixin/jsonnetfile.lock.json     | 46 +++++++++++++++++++
 elasticsearch_mixin/mixin.libsonnet           |  3 ++
 11 files changed, 131 insertions(+)
 create mode 100644 elasticsearch_mixin/README.md
 create mode 100644 elasticsearch_mixin/config.libsonnet
 create mode 100644 elasticsearch_mixin/dashboards.jsonnet
 create mode 100644 elasticsearch_mixin/dashboards/cluster.libsonnet
 create mode 100644 elasticsearch_mixin/dashboards/dashboards.libsonnet
 create mode 100644 elasticsearch_mixin/dashboards/g.libsonnet
 create mode 100644 elasticsearch_mixin/dashboards/variables.libsonnet
 create mode 100644 elasticsearch_mixin/jsonnetfile.json
 create mode 100644 elasticsearch_mixin/jsonnetfile.lock.json
 create mode 100644 elasticsearch_mixin/mixin.libsonnet

diff --git a/.gitignore b/.gitignore
index e470da31..9687f990 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,3 +4,4 @@ elasticsearch_exporter
 *-stamp
 .tarballs
 /vendor
+vendor/
diff --git a/elasticsearch_mixin/README.md b/elasticsearch_mixin/README.md
new file mode 100644
index 00000000..dec45492
--- /dev/null
+++ b/elasticsearch_mixin/README.md
@@ -0,0 +1,20 @@
+# Elasticsearch Exporter Mixin
+
+This is a mixin for the elasticsearch_exporter to define dashboards, alerts, and monitoring queries for use with this exporter.
+
+Good example of upstream mixin for reference: https://github.com/kubernetes-monitoring/kubernetes-mixin
+
+
+## Development
+
+### JSONNET
+```go install github.com/google/go-jsonnet/cmd/jsonnet@latest```
+
+### JSONNET BUNDLER
+jsonnet bundler is a package manager for jsonnet
+
+```go install -a github.com/jsonnet-bundler/jsonnet-bundler/cmd/jb@latest```
+
+
+### Grafonnet
+```jb install github.com/grafana/grafonnet/gen/grafonnet-latest@main```
diff --git a/elasticsearch_mixin/config.libsonnet b/elasticsearch_mixin/config.libsonnet
new file mode 100644
index 00000000..3cf4a4f9
--- /dev/null
+++ b/elasticsearch_mixin/config.libsonnet
@@ -0,0 +1,6 @@
+{
+  _config+:: {
+    dashboardNamePrefix: 'Elasticsearch Exporter / ',
+    dashboardTags: ['elasticsearch-exporter-mixin'],
+  },
+}
diff --git a/elasticsearch_mixin/dashboards.jsonnet b/elasticsearch_mixin/dashboards.jsonnet
new file mode 100644
index 00000000..d606bd6c
--- /dev/null
+++ b/elasticsearch_mixin/dashboards.jsonnet
@@ -0,0 +1,3 @@
+local dashboards = (import 'mixin.libsonnet').grafanaDashboards;
+
+{ [name]: dashboards[name] for name in std.objectFields(dashboards)}
diff --git a/elasticsearch_mixin/dashboards/cluster.libsonnet b/elasticsearch_mixin/dashboards/cluster.libsonnet
new file mode 100644
index 00000000..abf8b9e5
--- /dev/null
+++ b/elasticsearch_mixin/dashboards/cluster.libsonnet
@@ -0,0 +1,20 @@
+local g = import 'g.libsonnet';
+
+local dashboard = g.dashboard;
+
+local variables = import './variables.libsonnet';
+
+{
+  grafanaDashboards+:: {
+    'cluster.json':
+      dashboard.new('%s Cluster' % $._config.dashboardNamePrefix)
+      + dashboard.withTags($._config.dashboardTags)
+      + dashboard.withRefresh('1m')
+      + dashboard.time.withFrom(value='now-1h')
+      + dashboard.graphTooltip.withSharedCrosshair()
+      + dashboard.withVariables([
+          variables.datasource,
+          variables.cluster,
+      ])
+  }
+}
diff --git a/elasticsearch_mixin/dashboards/dashboards.libsonnet b/elasticsearch_mixin/dashboards/dashboards.libsonnet
new file mode 100644
index 00000000..16802c25
--- /dev/null
+++ b/elasticsearch_mixin/dashboards/dashboards.libsonnet
@@ -0,0 +1 @@
+(import 'cluster.libsonnet')
diff --git a/elasticsearch_mixin/dashboards/g.libsonnet b/elasticsearch_mixin/dashboards/g.libsonnet
new file mode 100644
index 00000000..71fdb755
--- /dev/null
+++ b/elasticsearch_mixin/dashboards/g.libsonnet
@@ -0,0 +1 @@
+import "github.com/grafana/grafonnet/gen/grafonnet-latest/main.libsonnet"
diff --git a/elasticsearch_mixin/dashboards/variables.libsonnet b/elasticsearch_mixin/dashboards/variables.libsonnet
new file mode 100644
index 00000000..c8d5715a
--- /dev/null
+++ b/elasticsearch_mixin/dashboards/variables.libsonnet
@@ -0,0 +1,15 @@
+local g = import './g.libsonnet';
+local var = g.dashboard.variable;
+
+{
+  datasource:
+    var.datasource.new('datasource', 'prometheus'),
+
+  cluster:
+    var.query.new('cluster')
+    + var.query.withDatasourceFromVariable(self.datasource)
+    + var.query.queryTypes.withLabelValues(
+      'cluster',
+      'elasticsearch_cluster_health_status',
+    )
+}
diff --git a/elasticsearch_mixin/jsonnetfile.json b/elasticsearch_mixin/jsonnetfile.json
new file mode 100644
index 00000000..2414c867
--- /dev/null
+++ b/elasticsearch_mixin/jsonnetfile.json
@@ -0,0 +1,15 @@
+{
+  "version": 1,
+  "dependencies": [
+    {
+      "source": {
+        "git": {
+          "remote": "https://github.com/grafana/grafonnet.git",
+          "subdir": "gen/grafonnet-latest"
+        }
+      },
+      "version": "main"
+    }
+  ],
+  "legacyImports": true
+}
diff --git a/elasticsearch_mixin/jsonnetfile.lock.json b/elasticsearch_mixin/jsonnetfile.lock.json
new file mode 100644
index 00000000..31b59c22
--- /dev/null
+++ b/elasticsearch_mixin/jsonnetfile.lock.json
@@ -0,0 +1,46 @@
+{
+  "version": 1,
+  "dependencies": [
+    {
+      "source": {
+        "git": {
+          "remote": "https://github.com/grafana/grafonnet.git",
+          "subdir": "gen/grafonnet-latest"
+        }
+      },
+      "version": "1c56af39815c4903e47c27194444456f005f65df",
+      "sum": "GxEO83uxgsDclLp/fmlUJZDbSGpeUZY6Ap3G2cgdL1g="
+    },
+    {
+      "source": {
+        "git": {
+          "remote": "https://github.com/grafana/grafonnet.git",
+          "subdir": "gen/grafonnet-v10.4.0"
+        }
+      },
+      "version": "1c56af39815c4903e47c27194444456f005f65df",
+      "sum": "DKj+Sn+rlI48g/aoJpzkfPge46ya0jLk5kcZoiZ2X/I="
+    },
+    {
+      "source": {
+        "git": {
+          "remote": "https://github.com/jsonnet-libs/docsonnet.git",
+          "subdir": "doc-util"
+        }
+      },
+      "version": "6ac6c69685b8c29c54515448eaca583da2d88150",
+      "sum": "BrAL/k23jq+xy9oA7TWIhUx07dsA/QLm3g7ktCwe//U="
+    },
+    {
+      "source": {
+        "git": {
+          "remote": "https://github.com/jsonnet-libs/xtd.git",
+          "subdir": ""
+        }
+      },
+      "version": "63d430b69a95741061c2f7fc9d84b1a778511d9c",
+      "sum": "qiZi3axUSXCVzKUF83zSAxklwrnitMmrDK4XAfjPMdE="
+    }
+  ],
+  "legacyImports": false
+}
diff --git a/elasticsearch_mixin/mixin.libsonnet b/elasticsearch_mixin/mixin.libsonnet
new file mode 100644
index 00000000..7083cb16
--- /dev/null
+++ b/elasticsearch_mixin/mixin.libsonnet
@@ -0,0 +1,3 @@
+// (import 'alerts/alerts.libsonnet') +
+(import 'dashboards/dashboards.libsonnet') +
+(import 'config.libsonnet')