feature: Reference plugin JSON schemas

.github/workflows/schema.yaml

@@ -0,0 +1,29 @@
+name: rr_json_schema_validation
+
+on:
+  push:
+    branches:
+      - master
+      - stable
+  pull_request:
+
+jobs:
+  validate-json-schema:
+    name: Validate JSON Schema files
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out code
+        uses: actions/checkout@v4
+
+      - name: Setup nodejs
+        uses: actions/setup-node@v4
+        with:
+          node-version: "22"
+
+      - name: Install Test Script Dependencies
+        run: npm install
+        working-directory: ./schemas
+
+      - name: Run Script
+        run: node test.js
+        working-directory: ./schemas

.github/workflows/tests.yml

@@ -8,24 +8,6 @@ on:
   pull_request:
 
 jobs:
-  validate-config-file:
-    name: Validate config file
-    runs-on: ubuntu-latest
-    steps:
-      - name: Check out code
-        uses: actions/checkout@v4
-
-      - name: Setup nodejs
-        uses: actions/setup-node@v4
-        with:
-          node-version: "14"
-
-      - name: Install linter
-        run: npm install -g ajv-cli # Package page: <https://www.npmjs.com/package/ajv-cli>
-
-      - name: Run linter
-        run: ajv validate --all-errors --verbose -s ./schemas/config/3.0.schema.json --spec=draft2019 -d ./.rr.yaml
-
   golangci-lint:
     name: Golang-CI (lint)
     runs-on: ubuntu-latest

.gitignore

@@ -24,3 +24,4 @@ rr.exe
 .vscode
 .DS_Store
 **/.DS_Store
+**/node_modules

.rr.yaml

@@ -47,7 +47,7 @@ server:
     # Username (not UID) of the user from whom the on_init command is executed. An empty value means to use the RR process user.
     #
     # Default: ""
-    user: ""
+    # user: ""
 
   # Worker starting command, with any required arguments.
   #
@@ -57,12 +57,12 @@ server:
   # Username (not UID) for the worker processes. An empty value means to use the RR process user.
   #
   # Default: ""
-  user: ""
+  # user: ""
 
   # Group name (not GID) for the worker processes. An empty value means to use the RR process group.
   #
   # Default: ""
-  group: ""
+  # group: ""
 
   # Environment variables for the worker processes.
   #
@@ -104,12 +104,12 @@ logs:
   # Output can be file (eg.: "/var/log/rr_errors.log"), "stderr" or "stdout".
   #
   # Default: "stderr"
-  output: stderr
+  output: [ stderr ]
 
   # Errors only output can be file (eg.: "/var/log/rr_errors.log"), "stderr" or "stdout".
   #
   # Default: "stderr"
-  err_output: stderr
+  err_output: [ stderr ]
 
   # File logger options
   #
@@ -150,20 +150,20 @@ logs:
       mode: development
       level: panic
       encoding: console
-      output: stdout
-      err_output: stderr
+      output: [ stdout ]
+      err_output: [ stderr ]
     server:
       mode: production
       level: info
       encoding: json
-      output: stdout
-      err_output: stdout
+      output: [ stdout ]
+      err_output: [ stdout ]
     rpc:
       mode: raw
       level: debug
       encoding: console
-      output: stderr
-      err_output: stdout
+      output: [ stderr ]
+      err_output: [ stdout ]
 
 # Workflow and activity mesh service.
 #
@@ -456,7 +456,7 @@ kv:
     #
     # Default: none
     driver: memory
-    config: {}
+    config: { }
 
 # Service plugin settings
 service:
@@ -560,25 +560,25 @@ otel:
   # https://github.com/open-telemetry/opentelemetry-specification/blob/v1.25.0/specification/resource/semantic_conventions/README.md
   resource:
 
-      # User's service name
-      #
-      # Default: RoadRunner
-      service_name: "rr_test"
+    # User's service name
+    #
+    # Default: RoadRunner
+    service_name: "rr_test"
 
-      # User's service version
-      #
-      # Default: RoadRunner
-      service_version: "1.0.0"
+    # User's service version
+    #
+    # Default: RoadRunner
+    service_version: "1.0.0"
 
-      # User's service namespace
-      #
-      # Default: RoadRunner
-      service_namespace: "RR-Shop"
+    # User's service namespace
+    #
+    # Default: RoadRunner
+    service_namespace: "RR-Shop"
 
-      # User's service instance id
-      #
-      # Default: Generated UUID
-      service_instance_id: "UUID"
+    # User's service instance id
+    #
+    # Default: Generated UUID
+    service_instance_id: "UUID"
   # Use insecure endpoint (http) or insecure gRPC
   #
   # Default: false
@@ -602,7 +602,7 @@ otel:
   # Used for the http client to override the default URL
   #
   # Default: empty
-  custom_url: ""
+  # custom_url: ""
 
   # Consumer's endpoint
   #
@@ -976,15 +976,19 @@ metrics:
 
   # Application-specific metrics (published using an RPC connection to the server).
   collect:
-    app_metric:
-      type: histogram
-      help: "Custom application metric"
+    app_metric_summary:
+      type: summary
+      help: "Custom summary application metric"
       labels: [ "type" ]
-      buckets: [ 0.1, 0.2, 0.3, 1.0 ]
       # Objectives defines the quantile rank estimates with their respective absolute error (for summary only).
       objectives:
-        - 1.4: 2.3
-        - 2.0: 1.4
+        0.1: 2.3
+        1.0: 1.4
+    app_metric_histogram:
+      type: histogram
+      help: "Custom histogram application metric"
+      labels: [ "type" ]
+      buckets: [ 0.1, 0.2, 0.3, 1.0 ]
 
 # Health check endpoint (docs: https://roadrunner.dev/docs/app-server-health/2.x/en). If response code is 200 - it means at
 # least one worker ready to serve requests. 500 - there are no workers ready to service requests.
@@ -1133,7 +1137,7 @@ kafka:
   # Kafka brokers addresses
   #
   # Required to use Kafka driver
-  brokers: ["127.0.0.1:9092", "127.0.0.1:9002"]
+  brokers: [ "127.0.0.1:9092", "127.0.0.1:9002" ]
 
   # SSL/TLS configuration
   #
@@ -1951,18 +1955,17 @@ tcp:
       # Default: CRLF (\r\n)
       delimiter: "\r\n"
 
-      # Chunks that RR uses to read the data. In MB. If you expect big payloads on a TCP server, to reduce `read` syscalls, would be a good practice to use a fairly big enough buffer.
-      #
-      # Default: 1MB
-      read_buf_size: 1
     server2:
       addr: 127.0.0.1:8811
-      read_buf_size: 10
     server3:
       addr: 127.0.0.1:8812
       delimiter: "\r\n"
-      read_buf_size: 1
+  # Chunks that RR uses to read the data. In MB. If you expect big payloads on a TCP server, to reduce `read` syscalls, would be a good practice to use a fairly big enough buffer.
+  #
+  # Default: 1MB
+  read_buf_size: 10
 
+  # The worker pool to use for the TCP service.
   pool:
     # Debug mode for the pool. In this mode, pool will not pre-allocate the worker. Worker (only 1, num_workers ignored) will be allocated right after the request arrived.
     #