Raspberry Pi information 🍌

Signed-off-by: Tobias Schäfer <github@blackox.org>

Author: tschaefer

.github/workflows/ci.yml

@@ -0,0 +1,63 @@
+---
+name: CI
+
+on:   # yamllint disable-line rule:truthy
+  push:
+    branches:
+      - main
+  pull_request:
+    types:
+      - opened
+      - synchronize
+      - reopened
+
+jobs:
+  format:
+    name: Check formatting
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 1
+      - name: Set up Go
+        uses: actions/setup-go@v5
+        with:
+          go-version-file: go.mod
+      - name: Install dependencies
+        run: go mod download
+      - name: Run formatter check
+        run: gofmt -l .
+  lint:
+    name: Run linters
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 1
+      - name: Set up Go
+        uses: actions/setup-go@v5
+        with:
+          go-version-file: go.mod
+      - name: Install dependencies
+        run: go mod download
+      - name: Install golangci-lint
+        run: |
+          curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/HEAD/install.sh | \
+            sh -s -- -b $(go env GOPATH)/bin v2.1.5
+      - name: Run linters
+        run: golangci-lint run
+  test:
+    name: Run tests
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 1
+      - name: Set up Go
+        uses: actions/setup-go@v5
+        with:
+          go-version-file: go.mod
+      - name: Install dependencies
+        run: go mod download
+      - name: Run tests
+        run: go test -v ./...

.github/workflows/release.yml

@@ -0,0 +1,39 @@
+---
+name: Release
+
+on:   # yamllint disable-line rule:truthy
+  push:
+    tags:
+      - '*'
+
+jobs:
+  build:
+    name: Build and release binaries
+    runs-on: ubuntu-latest
+    permissions:
+      packages: write
+      contents: write
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 1
+      - name: Set up Go
+        uses: actions/setup-go@v5
+        with:
+          go-version-file: go.mod
+      - name: Install dependencies
+        run: go mod download
+      - name: Install golangci-lint
+        run: |
+          curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/HEAD/install.sh | \
+            sh -s -- -b $(go env GOPATH)/bin v2.1.5
+      - name: Build binaries
+        run: make all
+      - name: Create SHA256 checksums
+        run: make checksum
+      - name: Upload binaries and checksums
+        uses: alexellis/upload-assets@0.4.1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          asset_paths: '["bin/*"]'

.gitignore

@@ -0,0 +1,30 @@
+# Created by https://www.toptal.com/developers/gitignore/api/go
+# Edit at https://www.toptal.com/developers/gitignore?templates=go
+
+### Go ###
+# 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
+
+# Build binaries
+bin
+
+# End of https://www.toptal.com/developers/gitignore/api/go

.golangci.yml

@@ -0,0 +1,10 @@
+---
+version: 2
+linters:
+  settings:
+    errcheck:
+      exclude-functions:
+        - (*encoding/json.Encoder).Encode
+formatters:
+  enable:
+    - gofmt

.yamllint

@@ -0,0 +1,9 @@
+---
+extends: default
+rules:
+  indentation:
+    indent-sequences: consistent
+  line-length:
+    max: 120
+
+# vim:ft=yaml

LICENSE

@@ -0,0 +1,22 @@
+MIT License
+
+Copyright (c) 2025 Tobias Schäfer
+
+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.
+

Makefile

@@ -0,0 +1,34 @@
+Version := $(shell git describe --tags --dirty 2> /dev/null)
+GitCommit := $(shell git rev-parse HEAD)
+LDFLAGS := "-s -w -X github.com/tschaefer/rpinfo/version.Version=$(Version) -X github.com/tschaefer/rpinfo/version.GitCommit=$(GitCommit)"
+
+.PHONY: all
+all: fmt lint dist
+
+.PHONY: fmt
+fmt:
+	test -z $(shell gofmt -l .) || (echo "[WARN] Fix format issues" && exit 1)
+
+.PHONY: lint
+lint:
+	test -z $(shell golangci-lint run >/dev/null || echo 1) || (echo "[WARN] Fix lint issues" && exit 1)
+
+.PHONY: dist
+dist:
+	mkdir -p bin
+	CGO_ENABLED=0 GOOS=linux GOARCH=arm64 go build -o bin/rpinfo-arm64 -ldflags $(LDFLAGS) .
+	CGO_ENABLED=0 GOOS=linux GOARCH=arm GOARM=5 go build -o bin/rpinfo-armv5 -ldflags $(LDFLAGS) .
+	CGO_ENABLED=0 GOOS=linux GOARCH=arm GOARM=6 go build -o bin/rpinfo-armv6 -ldflags $(LDFLAGS) .
+	CGO_ENABLED=0 GOOS=linux GOARCH=arm GOARM=7 go build -o bin/rpinfo-armv7 -ldflags $(LDFLAGS) .
+
+.PHONY: checksum
+checksum:
+	cd bin && \
+	for f in rpinfo-arm64 rpinfo-armv5 rpinfo-armv6 rpinfo-armv7; do \
+		sha256sum $$f > $$f.sha256; \
+	done && \
+	cd ..
+
+.PHONY: clean
+clean:
+	rm -rf bin

README.md

@@ -0,0 +1,3 @@
+# rpinfo
+
+Publish Raspberry Pi information via Rest API.

cmd/root.go

@@ -0,0 +1,27 @@
+/*
+Copyright (c) 2025 Tobias Schäfer. All rights reserved.
+Licensed under the MIT license, see LICENSE in the project root for details.
+*/
+package cmd
+
+import (
+	"os"
+
+	"github.com/spf13/cobra"
+)
+
+var rootCmd = &cobra.Command{
+	Use:   "rpinfo",
+	Short: "Publish Raspberry Pi information via REST API",
+	Long:  "Publish Raspberry Pi information via REST API",
+}
+
+func Execute() {
+	err := rootCmd.Execute()
+	if err != nil {
+		os.Exit(1)
+	}
+}
+
+func init() {
+}

cmd/server.go

@@ -0,0 +1,37 @@
+/*
+Copyright (c) 2025 Tobias Schäfer. All rights reserved.
+Licensed under the MIT license, see LICENSE in the project root for details.
+*/
+package cmd
+
+import (
+	"github.com/spf13/cobra"
+	"github.com/tschaefer/rpinfo/server"
+)
+
+var serverCmd = &cobra.Command{
+	Use:   "server",
+	Short: "Start the Rest API server",
+	Long:  "Start the Rest API server",
+	RunE:  RunServerCmd,
+}
+
+func init() {
+	serverCmd.Flags().StringP("port", "p", "8080", "Port to run the server on")
+	serverCmd.Flags().StringP("host", "H", "localhost", "Host to run the server on")
+	serverCmd.Flags().BoolP("auth", "a", false, "Enable authentication")
+	serverCmd.Flags().StringP("token", "t", "", "Bearer Token for authentication")
+
+	rootCmd.AddCommand(serverCmd)
+}
+
+func RunServerCmd(cmd *cobra.Command, args []string) error {
+	port, _ := cmd.Flags().GetString("port")
+	host, _ := cmd.Flags().GetString("host")
+	auth, _ := cmd.Flags().GetBool("auth")
+	token, _ := cmd.Flags().GetString("token")
+
+	server.Run(port, host, auth, token)
+
+	return nil
+}