Include and serve static prometheus web UI in admin portal

Azure · Nov 30, 2023 · 2c087d1 · 2c087d1
1 parent 548ad5c
commit 2c087d1
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Showing 12 changed files with 195 additions and 5 deletions.
diff --git a/pkg/portal/assets/assets.go b/pkg/portal/assets/assets.go
@@ -9,4 +9,5 @@ import (
 
 //go:embed v1/*
 //go:embed v2/*
+//go:embed prometheus-ui/*
 var EmbeddedFiles embed.FS
diff --git a/pkg/portal/assets/prometheus-ui/asset-manifest.json b/pkg/portal/assets/prometheus-ui/asset-manifest.json
@@ -0,0 +1,14 @@
+{
+  "files": {
+    "main.css": "./static/css/main.132f8bd2.css",
+    "main.js": "./static/js/main.8abd4fa4.js",
+    "static/media/codicon.ttf": "./static/media/codicon.b3726f0165bf67ac6849.ttf",
+    "static/media/prometheus_logo_grey.svg": "./static/media/prometheus_logo_grey.3cf697e5443028ca5e5255b93c7906c5.svg",
+    "index.html": "./index.html",
+    "static/media/index.cjs": "./static/media/index.cd351d7c31d0d3fccf96.cjs"
+  },
+  "entrypoints": [
+    "static/css/main.132f8bd2.css",
+    "static/js/main.8abd4fa4.js"
+  ]
+}
diff --git a/pkg/portal/assets/prometheus-ui/favicon.ico b/pkg/portal/assets/prometheus-ui/favicon.ico
diff --git a/pkg/portal/assets/prometheus-ui/index.html b/pkg/portal/assets/prometheus-ui/index.html
@@ -0,0 +1 @@
+<!doctype html><html lang="en"><head><meta charset="utf-8"/><link rel="shortcut icon" href="./favicon.ico"/><meta name="viewport" content="width=device-width,initial-scale=1,shrink-to-fit=no"/><meta name="theme-color" content="#000000"/><script>const GLOBAL_CONSOLES_LINK="CONSOLES_LINK_PLACEHOLDER",GLOBAL_AGENT_MODE="AGENT_MODE_PLACEHOLDER",GLOBAL_READY="READY_PLACEHOLDER"</script><link rel="manifest" href="./manifest.json" crossorigin="use-credentials"/><title>TITLE_PLACEHOLDER</title><script defer="defer" src="./static/js/main.8abd4fa4.js"></script><link href="./static/css/main.132f8bd2.css" rel="stylesheet"></head><body class="bootstrap"><noscript>You need to enable JavaScript to run this app.</noscript><div id="root"></div></body></html>
diff --git a/pkg/portal/assets/prometheus-ui/manifest.json b/pkg/portal/assets/prometheus-ui/manifest.json
@@ -0,0 +1,15 @@
+{
+  "short_name": "Prometheus UI",
+  "name": "Prometheus Server Web Interface",
+  "icons": [
+    {
+      "src": "favicon.ico",
+      "sizes": "64x64 32x32 24x24 16x16",
+      "type": "image/x-icon"
+    }
+  ],
+  "start_url": ".",
+  "display": "standalone",
+  "theme_color": "#000000",
+  "background_color": "#ffffff"
+}
diff --git a/pkg/portal/assets/prometheus-ui/static/css/main.132f8bd2.css b/pkg/portal/assets/prometheus-ui/static/css/main.132f8bd2.css
diff --git a/pkg/portal/assets/prometheus-ui/static/js/main.8abd4fa4.js b/pkg/portal/assets/prometheus-ui/static/js/main.8abd4fa4.js
diff --git a/pkg/portal/assets/prometheus-ui/static/js/main.8abd4fa4.js.LICENSE.txt b/pkg/portal/assets/prometheus-ui/static/js/main.8abd4fa4.js.LICENSE.txt
@@ -0,0 +1,94 @@
+/*
+object-assign
+(c) Sindre Sorhus
+@license MIT
+*/
+
+/*!
+	Copyright (c) 2018 Jed Watson.
+	Licensed under the MIT License (MIT), see
+	http://jedwatson.github.io/classnames
+*/
+
+/*!
+ * is-plain-object <https://github.com/jonschlinkert/is-plain-object>
+ *
+ * Copyright (c) 2014-2017, Jon Schlinkert.
+ * Released under the MIT License.
+ */
+
+/*!
+ * jQuery JavaScript Library v3.7.0
+ * https://jquery.com/
+ *
+ * Copyright OpenJS Foundation and other contributors
+ * Released under the MIT license
+ * https://jquery.org/license
+ *
+ * Date: 2023-05-11T18:29Z
+ */
+
+/*! regenerator-runtime -- Copyright (c) 2014-present, Facebook, Inc. -- license (MIT): https://github.com/facebook/regenerator/blob/main/LICENSE */
+
+/*!@preserve
+ * Tempus Dominus Bootstrap4 v5.39.0 (https://tempusdominus.github.io/bootstrap-4/)
+ * Copyright 2016-2020 Jonathan Peterson and contributors
+ * Licensed under MIT (https://github.com/tempusdominus/bootstrap-3/blob/master/LICENSE)
+ */
+
+/** @license React v0.20.2
+ * scheduler.production.min.js
+ *
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+/** @license React v16.13.1
+ * react-is.production.min.js
+ *
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+/** @license React v17.0.2
+ * react-dom.production.min.js
+ *
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+/** @license React v17.0.2
+ * react-jsx-runtime.production.min.js
+ *
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+/** @license React v17.0.2
+ * react.production.min.js
+ *
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+//! Copyright (c) JS Foundation and other contributors
+
+//! github.com/moment/moment-timezone
+
+//! license : MIT
+
+//! moment-timezone.js
+
+//! moment.js
+
+//! version : 0.5.43
diff --git a/pkg/portal/assets/prometheus-ui/static/media/codicon.b3726f0165bf67ac6849.ttf b/pkg/portal/assets/prometheus-ui/static/media/codicon.b3726f0165bf67ac6849.ttf
diff --git a/pkg/portal/assets/prometheus-ui/static/media/index.cd351d7c31d0d3fccf96.cjs b/pkg/portal/assets/prometheus-ui/static/media/index.cd351d7c31d0d3fccf96.cjs
@@ -0,0 +1 @@
+let urlAlphabet="useandom-26T198340PX75pxJACKVERYMINDBUSHWOLF_GQZbfghjklqvwyzrict",customAlphabet=(t,e=21)=>(a=e)=>{let l="",o=a;for(;o--;)l+=t[Math.random()*t.length|0];return l},nanoid=(t=21)=>{let e="",a=t;for(;a--;)e+=urlAlphabet[64*Math.random()|0];return e};module.exports={nanoid:nanoid,customAlphabet:customAlphabet};
diff --git a/...theus-ui/static/media/prometheus_logo_grey.3cf697e5443028ca5e5255b93c7906c5.svg b/...theus-ui/static/media/prometheus_logo_grey.3cf697e5443028ca5e5255b93c7906c5.svg
diff --git a/pkg/portal/portal.go b/pkg/portal/portal.go
@@ -69,8 +69,9 @@ type portal struct {
 
 	dialer proxy.Dialer
 
-	templateV1 *template.Template
-	templateV2 *template.Template
+	templateV1         *template.Template
+	templateV2         *template.Template
+	templatePrometheus *template.Template
 
 	aad middleware.AAD
 
@@ -143,6 +144,11 @@ func (p *portal) setupRouter(kconfig *kubeconfig.Kubeconfig, prom *prometheus.Pr
 		return nil, err
 	}
 
+	assetPrometheus, err := assets.EmbeddedFiles.ReadFile("prometheus-ui/index.html")
+	if err != nil {
+		return nil, err
+	}
+
 	p.templateV1, err = template.New("index.html").Parse(string(assetv1))
 	if err != nil {
 		return nil, err
@@ -153,6 +159,11 @@ func (p *portal) setupRouter(kconfig *kubeconfig.Kubeconfig, prom *prometheus.Pr
 		return nil, err
 	}
 
+	p.templatePrometheus, err = template.New("index.html").Parse(string(assetPrometheus))
+	if err != nil {
+		return nil, err
+	}
+
 	unauthenticatedRouter := r.NewRoute().Subrouter()
 	bearerRoutes(unauthenticatedRouter, kconfig)
 	p.unauthenticatedRoutes(unauthenticatedRouter)
@@ -253,14 +264,19 @@ func (p *portal) unauthenticatedRoutes(r *mux.Router) {
 
 func (p *portal) aadAuthenticatedRoutes(r *mux.Router, prom *prometheus.Prometheus, kconfig *kubeconfig.Kubeconfig, sshStruct *ssh.SSH) {
 	var names []string
+	var promNames []string
 
 	err := fs.WalkDir(assets.EmbeddedFiles, ".", func(path string, entry fs.DirEntry, err error) error {
 		if err != nil {
 			return err
 		}
 
 		if !entry.IsDir() {
-			names = append(names, path)
+			if strings.HasPrefix(path, "prometheus-ui") {
+				promNames = append(promNames, path)
+			} else {
+				names = append(names, path)
+			}
 		}
 		return nil
 	})
@@ -284,12 +300,19 @@ func (p *portal) aadAuthenticatedRoutes(r *mux.Router, prom *prometheus.Promethe
 
 	// prometheus
 	if prom != nil {
+		r.Path("/subscriptions/{subscriptionId}/resourcegroups/{resourceGroupName}/providers/microsoft.redhatopenshift/openshiftclusters/{resourceName}/prometheus/-/ready").Handler(prom.ReverseProxy)
+		r.PathPrefix("/subscriptions/{subscriptionId}/resourcegroups/{resourceGroupName}/providers/microsoft.redhatopenshift/openshiftclusters/{resourceName}/prometheus/api/").Handler(prom.ReverseProxy)
+
+		for _, name := range promNames {
+			fmtName := strings.TrimPrefix(name, "prometheus-ui/")
+			r.Methods(http.MethodGet).Path("/subscriptions/{subscriptionId}/resourcegroups/{resourceGroupName}/providers/microsoft.redhatopenshift/openshiftclusters/{resourceName}/prometheus/" + fmtName).HandlerFunc(p.serve(name))
+		}
+
 		r.Path("/subscriptions/{subscriptionId}/resourcegroups/{resourceGroupName}/providers/microsoft.redhatopenshift/openshiftclusters/{resourceName}/prometheus").HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
 			r.URL.Path += "/"
 			http.Redirect(w, r, r.URL.String(), http.StatusTemporaryRedirect)
 		})
-
-		r.PathPrefix("/subscriptions/{subscriptionId}/resourcegroups/{resourceGroupName}/providers/microsoft.redhatopenshift/openshiftclusters/{resourceName}/prometheus/").Handler(prom.ReverseProxy)
+		r.PathPrefix("/subscriptions/{subscriptionId}/resourcegroups/{resourceGroupName}/providers/microsoft.redhatopenshift/openshiftclusters/{resourceName}/prometheus/").HandlerFunc(p.indexPrometheus)
 	}
 
 	//kubeconfig
@@ -350,6 +373,21 @@ func (p *portal) indexV2(w http.ResponseWriter, r *http.Request) {
 	http.ServeContent(w, r, "index.html", time.Time{}, bytes.NewReader(buf.Bytes()))
 }
 
+func (p *portal) indexPrometheus(w http.ResponseWriter, r *http.Request) {
+	buf := &bytes.Buffer{}
+
+	err := p.templatePrometheus.ExecuteTemplate(buf, "index.html", map[string]interface{}{
+		csrf.TemplateTag: csrf.TemplateField(r),
+	})
+
+	if err != nil {
+		p.internalServerError(w, err)
+		return
+	}
+
+	http.ServeContent(w, r, "index.html", time.Time{}, bytes.NewReader(buf.Bytes()))
+}
+
 // makeFetcher creates a cluster.FetchClient suitable for use by the Portal REST API
 func (p *portal) makeFetcher(ctx context.Context, r *http.Request) (cluster.FetchClient, error) {
 	apiVars := mux.Vars(r)