Merge pull request #1 from nlnwa/update

RethinkDB 2.4.2

.github/workflows/release.yaml

@@ -0,0 +1,44 @@
+name: release
+
+on:
+  push:
+    branches:
+      - main
+    tags:
+      - v*
+
+permissions:
+  contents: read
+  packages: write
+
+env:
+  REGISTRY: ghcr.io
+  IMAGE_NAME: ${{ github.repository }}
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Extract metadata (tags, labels) for Docker
+        id: meta
+        uses: docker/metadata-action@v4
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+          tags: |
+            type=semver,pattern={{version}}
+            type=ref,event=branch
+            type=ref,event=pr
+
+      - name: Log in to the container registry
+        uses: docker/login-action@v2
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Build and push container image
+        uses: docker/build-push-action@v4
+        with:
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}

.github/workflows/test.yaml

@@ -0,0 +1,31 @@
+name: test
+
+on:
+  pull_request: { }
+
+permissions:
+  contents: read
+
+env:
+  REGISTRY: ghcr.io
+  IMAGE_NAME: ${{ github.repository }}
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Extract metadata (tags, labels) for Docker
+        id: meta
+        uses: docker/metadata-action@v4
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+          tags: |
+            type=semver,pattern={{version}}
+            type=ref,event=branch
+            type=ref,event=pr
+
+      - name: Build Docker image
+        uses: docker/build-push-action@v4
+        with:
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}

.gitignore

@@ -0,0 +1,3 @@
+probe
+
+.idea/

Dockerfile

@@ -1,18 +1,31 @@
-FROM rethinkdb:2.3.5
+FROM golang:1.19-alpine as probe
 
-MAINTAINER Ross Kukulinski <ross@kukulinski.com>
+WORKDIR /go/src/probe
+
+COPY go.mod go.sum ./
+RUN go mod download
+
+COPY probe.go .
+
+RUN CGO_ENABLED=0 go install -trimpath -ldflags "-s -w"
+
+
+FROM rethinkdb:2.4.2-bullseye-slim
+
+MAINTAINER Marius André Elsfjordstrand Beck <marius.beck@nb.no>
 
 RUN apt-get update && \
     apt-get install -yq curl && \
     rm -rf /var/cache/apt/* && rm -rf /var/lib/apt/lists/*
 
-ADD http://stedolan.github.io/jq/download/linux64/jq /usr/bin/jq
+ADD https://github.com/stedolan/jq/releases/download/jq-1.6/jq-linux64 /usr/bin/jq
 RUN chmod +x /usr/bin/jq
 
 ADD https://github.com/Yelp/dumb-init/releases/download/v1.2.0/dumb-init_1.2.0_amd64 /usr/local/bin/dumb-init
 RUN chmod +x /usr/local/bin/dumb-init
 
-COPY ./run.sh ./probe ./ready-probe.sh /
-RUN chmod u+x /run.sh /probe /ready-probe.sh
+COPY --from=probe /go/bin/probe /rethinkdb-probe
+COPY ./run.sh /
+RUN chmod u+x /run.sh
 
 ENTRYPOINT ["/usr/local/bin/dumb-init", "/run.sh"]

LICENSE

@@ -0,0 +1,22 @@
+The MIT License (MIT)
+
+Copyright (c) 2016 Ross Kukulinski
+Copyright (c) 2022 National Library of Norway
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

README.md

@@ -1,3 +1 @@
 # RethinkDB Image for Kubernetes
-
-This is the Docker image that's the basis for a [Kubernetes RethinkDB Cluster](https://github.com/rosskukulinski/kubernetes-rethinkdb-cluster).

go.mod

@@ -0,0 +1,14 @@
+module github.com/nlnwa/rethinkdb-cluster/probe
+
+go 1.12
+
+require gopkg.in/rethinkdb/rethinkdb-go.v6 v6.2.2
+
+require (
+	github.com/golang/protobuf v1.5.2 // indirect
+	github.com/opentracing/opentracing-go v1.2.0 // indirect
+	github.com/sirupsen/logrus v1.9.0 // indirect
+	golang.org/x/crypto v0.4.0 // indirect
+	golang.org/x/net v0.4.0 // indirect
+	google.golang.org/protobuf v1.28.1 // indirect
+)

go.sum

@@ -0,0 +1,96 @@
+github.com/bitly/go-hostpool v0.1.0/go.mod h1:4gOCgp6+NZnVqlKyZ/iBZFTAJKembaVENUpMkpg42fw=
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probe.go

@@ -1,40 +1,49 @@
 package main
 
 import (
+	"errors"
 	"log"
 	"os"
-	r "gopkg.in/gorethink/gorethink.v2"
-)
 
+	r "gopkg.in/rethinkdb/rethinkdb-go.v6"
+)
 
 func main() {
-
 	url := os.Getenv("RETHINKDB_URL")
+	password := os.Getenv("RETHINKDB_PASSWORD")
 
 	if url == "" {
 		url = "localhost:28015"
 	}
 
-	session, err := r.Connect(r.ConnectOpts{
-		Address: url,
+	err := probe(r.ConnectOpts{
+		Address:  url,
 		Database: "rethinkdb",
+		Username: "admin",
+		Password: password,
 	})
+	if err != nil {
+		log.Print(err)
+		os.Exit(1)
+	}
+}
 
+func probe(opts r.ConnectOpts) error {
+	session, err := r.Connect(opts)
 	if err != nil {
-		log.Fatalln(err.Error())
+		return err
 	}
+	defer session.Close()
 
 	res, err := r.Table("server_status").Pluck("id", "name").Run(session)
 	if err != nil {
-		log.Fatalln(err.Error())
+		return err
 	}
 	defer res.Close()
 
 	if res.IsNil() {
-		log.Fatalln("no server status results found")
+		return errors.New("no server status results found")
 	}
 
-	log.Printf("A-OK!")
-
+	return nil
 }
-