WIP: Streaming pings

.buildkite/pipeline.yml

@@ -13,16 +13,36 @@ steps:
   - name: ":go::robot_face: Lint"
     key: check-code-committed
     command: .buildkite/steps/check-code-committed.sh
-    if_changed: "{go.mod,go.sum,**.go,.buildkite/steps/check-code-committed.sh}"
+    if_changed:
+      - go.{mod,sum}
+      - "**.go"
+      - .buildkite/steps/check-code-committed.sh
     plugins:
       - docker-compose#v4.14.0:
           config: .buildkite/docker-compose.yml
           cli-version: 2
           mount-buildkite-agent: true
           run: lint
 
+  - name: ":go::robot_face: Check protobuf generation"
+    key: check-protobuf-genreation
+    command: .buildkite/steps/check-protobuf-generation.sh
+    if_changed:
+      - api/proto/**
+      - .buildkite/steps/check-protobuf-generation.sh
+    plugins:
+    - docker-compose#v4.14.0:
+        config: .buildkite/docker-compose.yml
+        cli-version: 2
+        mount-buildkite-agent: true
+        run: lint
+
   - group: ":go::scientist: Tests and Coverage"
-    if_changed: "{go.mod,go.sum,**.go,**/fixtures/**,.buildkite/steps/{tests,test-coverage-report}.sh}"
+    if_changed:
+      - go.{mod,sum}
+      - "**.go"
+      - "**/fixtures/**"
+      - .buildkite/steps/{tests,test-coverage-report}.sh
     steps:
     - name: ":linux: Linux AMD64 Tests"
       key: test-linux-amd64

.buildkite/steps/check-protobuf-generation.sh

@@ -0,0 +1,19 @@
+#!/usr/bin/env sh
+
+set -euf
+
+cd api/proto
+
+echo --- :buf: Installing buf...
+go install github.com/bufbuild/buf/cmd/buf@v1.61.0
+go install google.golang.org/protobuf/cmd/protoc-gen-go@v1.36.10
+go install connectrpc.com/connect/cmd/protoc-gen-connect-go@v1.19.1
+
+echo --- :connectrpc: Checking protobuf file generation...
+buf generate
+if ! git diff --no-ext-diff --exit-code; then
+  echo ^^^ +++
+  echo "Generated protobuf files are out of sync with the source code"
+  echo "Please run \`buf generate\` in the internal/proto directory locally, and commit the result."
+  exit 1
+fi

agent/agent_configuration.go

@@ -68,4 +68,6 @@ type AgentConfiguration struct {
 	TraceContextEncoding         string
 	DisableWarningsFor           []string
 	AllowMultipartArtifactUpload bool
+
+	PingMode string
 }