init

Author: mberbero

.github/workflows/release.yaml

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+name: Release Binaries
+
+on:
+  release:
+    types: [published]
+
+jobs:
+  push_to_registry:
+    name: Build Binary
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out the repo
+        uses: actions/checkout@v4
+
+      - name: Install Go
+        uses: actions/setup-go@v5
+        with:
+          go-version: "^1.22"
+
+      - name: Backend Dependecy Install
+        run: go mod download
+        working-directory: ./
+
+      - name: Log in to Mono Registry
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.REGISTRY_USER }}
+          password: ${{ secrets.REGISTRY_PASS }}
+
+      - name: Push to Mono Registry
+        uses: docker/build-push-action@v6
+        with:
+          context: ./
+          file: ./Dockerfile
+          push: true
+          tags: |
+            kintsdev/test-kube:latest
+

.gitignore

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+# If you prefer the allow list template instead of the deny list, see community template:
+# https://github.com/github/gitignore/blob/main/community/Golang/Go.AllowList.gitignore
+#
+# Binaries for programs and plugins
+*.exe
+*.exe~
+*.dll
+*.so
+*.dylib
+
+# Test binary, built with `go test -c`
+*.test
+
+# Output of the go coverage tool, specifically when used with LiteIDE
+*.out
+
+# Dependency directories (remove the comment below to include it)
+# vendor/
+
+# Go workspace file
+go.work
+go.work.sum

Dockerfile

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+FROM golang:1.22-alpine AS builder
+
+RUN apk add --no-cache upx
+RUN apk --no-cache add tzdata
+
+WORKDIR /src/go
+
+COPY . .
+
+RUN go mod download
+
+RUN CGO_ENABLED=0 GOOS=linux go build -ldflags="-s -w" -o test-kube main.go
+RUN upx test-kube
+
+
+FROM scratch
+
+
+COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/ca-certificates.crt
+
+WORKDIR /bin/kints
+
+COPY --from=builder /src/go/test-kube .
+
+
+CMD [ "./test-kube" ]

LICENSE

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+MIT License
+
+Copyright (c) 2024 MonoPayments
+
+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

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+# test-kube

deployment.yaml

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: test-kube
+spec:
+  replicas: 5
+  selector:
+    matchLabels:
+      app: test-kube
+  template:
+    metadata:
+      labels:
+        app: test-kube
+    spec:
+      containers:
+      - name: test-kube
+        image: kintsdev/test-kube:latest
+        env:
+        - name: POD_NAME
+          valueFrom:
+            fieldRef:
+              fieldPath: metadata.name
+        - name: POD_NAMESPACE
+          valueFrom:
+            fieldRef:
+              fieldPath: metadata.namespace
+        - name: NODE_NAME
+          valueFrom:
+            fieldRef:
+              fieldPath: spec.nodeName
+        - name: HOST_IP
+          valueFrom:
+            fieldRef:
+              fieldPath: status.hostIP
+        - name: POD_IP
+          valueFrom:
+            fieldRef:
+              fieldPath: status.podIP
+        ports:
+        - containerPort: 8080
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: test-kube
+spec:
+  type: ClusterIP
+  selector:
+    app: test-kube
+  ports:
+  - port: 8080
+    targetPort: 8080
+---
+# ingress
+apiVersion: networking.k8s.io/v1
+kind: Ingress
+metadata:
+  name: test-kube
+  annotations:
+    nginx.ingress.kubernetes.io/rewrite-target: /
+spec:
+  rules:
+  - host: test-kube.local
+    http:
+      paths:
+      - path: /
+        pathType: Prefix
+        backend:
+          service:
+            name: test-kube
+            port:
+              number: 8080

go.mod

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+module github.com/kintsdev/test-kube
+
+go 1.22.5

main.go

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+package main
+
+import (
+	"net/http"
+	"os"
+)
+
+var (
+	podName   string = os.Getenv("POD_NAME")
+	namespace string = os.Getenv("POD_NAMESPACE")
+	nodeName  string = os.Getenv("NODE_NAME")
+	hostIP    string = os.Getenv("HOST_IP")
+	podIP     string = os.Getenv("POD_IP")
+)
+
+func main() {
+	// http server start 8080
+	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
+		w.Write([]byte("Welcome to K8s\n"))
+		w.Write([]byte("Pod Name: " + podName + "\n"))
+		w.Write([]byte("Namespace: " + namespace + "\n"))
+		w.Write([]byte("Node Name: " + nodeName + "\n"))
+		w.Write([]byte("Host IP: " + hostIP + "\n"))
+		w.Write([]byte("Pod IP: " + podIP + "\n"))
+	})
+
+	http.ListenAndServe(":8080", nil)
+}