HTTP and gRPC Grafana and removal of extraneous parts

.github/wordlist.txt

@@ -167,4 +167,5 @@ Shubham
 Sood
 Toolchains
 jetic
-Öztürk
+Öztürk
+reconfigures

.github/workflows/assets/grpcurl.yaml

@@ -0,0 +1,152 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: sleep
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: sleep
+  template:
+    metadata:
+      labels:
+        app: sleep
+    spec:
+      containers:
+      - name: sleep
+        image: fullstorydev/grpcurl:latest-alpine
+        command: ["/bin/sh", "-c", "source command.sh"]
+        workingDir: /demo
+        imagePullPolicy: IfNotPresent
+        volumeMounts:
+        - name: config-volume
+          mountPath: /demo
+      volumes:
+      - name: config-volume
+        configMap:
+          name: demo-input
+---
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: demo-input
+data:
+  route_guide.proto: |
+    // Copyright 2015 gRPC authors.
+    //
+    // Licensed under the Apache License, Version 2.0 (the "License");
+    // you may not use this file except in compliance with the License.
+    // You may obtain a copy of the License at
+    //
+    //     http://www.apache.org/licenses/LICENSE-2.0
+    //
+    // Unless required by applicable law or agreed to in writing, software
+    // distributed under the License is distributed on an "AS IS" BASIS,
+    // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    // See the License for the specific language governing permissions and
+    // limitations under the License.
+
+    syntax = "proto3";
+
+    option go_package = "google.golang.org/grpc/examples/route_guide/routeguide";
+    option java_multiple_files = true;
+    option java_package = "io.grpc.examples.routeguide";
+    option java_outer_classname = "RouteGuideProto";
+
+    package routeguide;
+
+    // Interface exported by the server.
+    service RouteGuide {
+      // A simple RPC.
+      //
+      // Obtains the feature at a given position.
+      //
+      // A feature with an empty name is returned if there's no feature at the given
+      // position.
+      rpc GetFeature(Point) returns (Feature) {}
+
+      // A server-to-client streaming RPC.
+      //
+      // Obtains the Features available within the given Rectangle.  Results are
+      // streamed rather than returned at once (e.g. in a response message with a
+      // repeated field), as the rectangle may cover a large area and contain a
+      // huge number of features.
+      rpc ListFeatures(Rectangle) returns (stream Feature) {}
+
+      // A client-to-server streaming RPC.
+      //
+      // Accepts a stream of Points on a route being traversed, returning a
+      // RouteSummary when traversal is completed.
+      rpc RecordRoute(stream Point) returns (RouteSummary) {}
+
+      // A Bidirectional streaming RPC.
+      //
+      // Accepts a stream of RouteNotes sent while a route is being traversed,
+      // while receiving other RouteNotes (e.g. from other users).
+      rpc RouteChat(stream RouteNote) returns (stream RouteNote) {}
+    }
+
+    // Points are represented as latitude-longitude pairs in the E7 representation
+    // (degrees multiplied by 10**7 and rounded to the nearest integer).
+    // Latitudes should be in the range +/- 90 degrees and longitude should be in
+    // the range +/- 180 degrees (inclusive).
+    message Point {
+      int32 latitude = 1;
+      int32 longitude = 2;
+    }
+
+    // A latitude-longitude rectangle, represented as two diagonally opposite
+    // points "lo" and "hi".
+    message Rectangle {
+      // One corner of the rectangle.
+      Point lo = 1;
+
+      // The other corner of the rectangle.
+      Point hi = 2;
+    }
+
+    // A feature names something at a given point.
+    //
+    // If a feature could not be named, the name is empty.
+    message Feature {
+      // The name of the feature.
+      string name = 1;
+
+      // The point where the feature is detected.
+      Point location = 2;
+    }
+
+    // A RouteNote is a message sent while at a given point.
+    message RouteNote {
+      // The location from which the message is sent.
+      Point location = 1;
+
+      // The message to be sent.
+      string message = 2;
+    }
+
+    // A RouteSummary is received in response to a RecordRoute rpc.
+    //
+    // It contains the number of individual points received, the number of
+    // detected features, and the total distance covered as the cumulative sum of
+    // the distance between each point.
+    message RouteSummary {
+      // The number of points received.
+      int32 point_count = 1;
+
+      // The number of known features passed while traversing the route.
+      int32 feature_count = 2;
+
+      // The distance covered in metres.
+      int32 distance = 3;
+
+      // The duration of the traversal in seconds.
+      int32 elapsed_time = 4;
+    }
+  unary.json: |
+    {
+      "latitude": 407838351,
+      "longitude": -746143763
+    }
+  command.sh: |
+    cat unary.json | grpcurl -plaintext -proto route_guide.proto -d @ routeguide:50051 routeguide.RouteGuide.GetFeature

.github/workflows/draftrelease.yaml

@@ -1,8 +1,9 @@
 name: Release drafter
 
+# Runs when changes are pushed
+
 on:
   push:
-    # branches to consider in the event; optional, defaults to all
     branches:
     - master
 

.github/workflows/golangci-lint.yml

@@ -1,7 +1,15 @@
 name: golangci-lint
 
+# Only runs when there are golang code changes
+
+# Lint golang files
+
 on:
   pull_request:
+    branches:
+    - master
+    paths:
+    - '**.go'
 
 permissions:
   contents: read

.github/workflows/linkcheck.yaml

@@ -1,9 +1,15 @@
 name: Link checker
 
+# Only runs when there are markdown changes and intermittently
+
+# Check links across markdown files
+
 on:
   pull_request:
     branches:
     - master
+    paths:
+    - '**.md'
   schedule:
   - cron: "0 0 1 * *"
 

.github/workflows/lintcharts.yaml

@@ -1,9 +1,15 @@
 name: Lint Helm charts
 
+# Only runs when charts have changed
+
+# Lint Helm charts
+
 on:
   pull_request:
     branches:
     - master
+    paths:
+    - charts/**
 
 jobs:
   # Get the paths for the Helm charts to lint

.github/workflows/lintcharts2.yaml

@@ -4,54 +4,23 @@ name: Additional Helm chart linting
 # This workflow builds on the other workflow by producing Kubernetes YAML files from the templates and running kube-linter on those files
 # See iter8-tools/iter8#1452
 
+# Only runs when charts have changed
+
+# Lint Helm charts
+# Use templates to create Kubernetes YAML files and lint them
+
 on:
   pull_request:
     branches:
     - master
+    paths:
+    - charts/**
 
 jobs:
   http-experiment:
     name: Lint HTTP experiment
     runs-on: ubuntu-latest
 
-    steps:    
-    - name: Check out code
-      uses: actions/checkout@v3
-
-    - name: Get modified files in the charts/iter8 folder
-      id: modified-files
-      uses: tj-actions/changed-files@v35
-      with:
-        files: charts/iter8
-
-    - uses: azure/setup-helm@v3
-      if: steps.modified-files.outputs.any_modified == 'true'
-      with:
-        token: ${{ secrets.GITHUB_TOKEN }}
-
-    - name: Create Kubernetes YAML file
-      if: steps.modified-files.outputs.any_modified == 'true'
-      run: |
-        helm template charts/iter8 \
-        --set "tasks={ready,http,assess}" \
-        --set ready.deploy=httpbin \
-        --set ready.service=httpbin \
-        --set ready.timeout=60s \
-        --set http.url=http://httpbin.default/get \
-        --set assess.SLOs.upper.http/latency-mean=50 \
-        --set assess.SLOs.upper.http/error-count=0 \
-        --set runner=job >> iter8.yaml
-
-    - name: Lint Kubernetes YAML file
-      if: steps.modified-files.outputs.any_modified == 'true'
-      uses: stackrox/kube-linter-action@v1
-      with:
-        directory: iter8.yaml
-
-  http-looped-experiment:
-    name: Lint HTTP looped experiment
-    runs-on: ubuntu-latest
-
     steps:    
     - name: Check out code
       uses: actions/checkout@v3
@@ -72,9 +41,7 @@ jobs:
       run: |
         helm template charts/iter8 \
         --set tasks={http} \
-        --set http.url="http://httpbin.default/get" \
-        --set runner=cronjob \
-        --set cronjobSchedule="*/1 * * * *" >> iter8.yaml
+        --set http.url=http://httpbin.default/get >> iter8.yaml
 
     - name: Lint Kubernetes YAML file
       if: steps.modified-files.outputs.any_modified == 'true'
@@ -108,47 +75,10 @@ jobs:
         --set tasks={grpc} \
         --set grpc.host="hello.default:50051" \
         --set grpc.call="helloworld.Greeter.SayHello" \
-        --set grpc.protoURL="https://raw.githubusercontent.com/grpc/grpc-go/master/examples/helloworld/helloworld/helloworld.proto" \
-        --set runner=job >> iter8.yaml
+        --set grpc.protoURL="https://raw.githubusercontent.com/grpc/grpc-go/master/examples/helloworld/helloworld/helloworld.proto" >> iter8.yaml
 
     - name: Lint Kubernetes YAML file
       if: steps.modified-files.outputs.any_modified == 'true'
       uses: stackrox/kube-linter-action@v1
       with:
         directory: iter8.yaml
-
-  grpc-looped-experiment:
-    name: Lint gRPC looped experiment
-    runs-on: ubuntu-latest
-
-    steps:    
-    - name: Check out code
-      uses: actions/checkout@v3
-
-    - name: Get modified files in the charts/iter8 folder
-      id: modified-files
-      uses: tj-actions/changed-files@v35
-      with:
-        files: charts/iter8
-
-    - uses: azure/setup-helm@v3
-      if: steps.modified-files.outputs.any_modified == 'true'
-      with:
-        token: ${{ secrets.GITHUB_TOKEN }}
-
-    - name: Create Kubernetes YAML file
-      if: steps.modified-files.outputs.any_modified == 'true'
-      run: |
-        helm template charts/iter8 \
-        --set tasks={grpc} \
-        --set grpc.host="hello.default:50051" \
-        --set grpc.call="helloworld.Greeter.SayHello" \
-        --set grpc.protoURL="https://raw.githubusercontent.com/grpc/grpc-go/master/examples/helloworld/helloworld/helloworld.proto" \
-        --set runner=cronjob \
-        --set cronjobSchedule="*/1 * * * *" >> iter8.yaml
-
-    - name: Lint Kubernetes YAML file
-      if: steps.modified-files.outputs.any_modified == 'true'
-      uses: stackrox/kube-linter-action@v1
-      with:
-        directory: iter8.yaml