From 2c5266c9a0b14b85e8b78d580920ae929b9257b2 Mon Sep 17 00:00:00 2001
From: cupcakearmy <hi@nicco.io>
Date: Sun, 5 Mar 2023 17:22:03 +0100
Subject: [PATCH] fix build system

---
 .github/workflows/build.yml | 17 ++++-------
 build/build.go              | 60 ++++++++++++++++++++++++++++++++-----
 go.mod                      |  2 +-
 internal/config.go          |  2 +-
 4 files changed, 61 insertions(+), 20 deletions(-)

diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index e82998f..cb15754 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -10,12 +10,12 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Set up QEMU
-        uses: docker/setup-qemu-action@v1
+        uses: docker/setup-qemu-action@v2
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v1
+        uses: docker/setup-buildx-action@v2
       - name: Docker Labels
         id: meta
-        uses: crazy-max/ghaction-docker-meta@v2
+        uses: crazy-max/ghaction-docker-meta@v4
         with:
           images: cupcakearmy/autorestic
           tags: |
@@ -23,12 +23,12 @@ jobs:
             type=semver,pattern={{major}}.{{minor}}
             type=semver,pattern={{major}}
       - name: Login to DockerHub
-        uses: docker/login-action@v1
+        uses: docker/login-action@v2
         with:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}
       - name: Build and push
-        uses: docker/build-push-action@v2
+        uses: docker/build-push-action@v3
         with:
           platforms: linux/amd64,linux/arm64
           push: true
@@ -40,14 +40,9 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-go@v2
         with:
-          go-version: "^1.16.3"
+          go-version: "^1.20"
       - name: Build
         run: go run build/build.go
-
-      - name: Sign
-        uses: tristan-weil/ghaction-checksum-sign-artifact@v1.0.1
-        with:
-          path: dist/*
       - name: Release
         uses: softprops/action-gh-release@v1
         with:
diff --git a/build/build.go b/build/build.go
index 8bf4fd6..f1df319 100644
--- a/build/build.go
+++ b/build/build.go
@@ -4,7 +4,11 @@
 package main
 
 import (
+	"crypto/md5"
+	"crypto/sha1"
+	"crypto/sha256"
 	"fmt"
+	"io/ioutil"
 	"os"
 	"os/exec"
 	"path"
@@ -31,12 +35,37 @@ type buildOptions struct {
 	Target, Arch, Version string
 }
 
-func build(options buildOptions, wg *sync.WaitGroup) {
-	fmt.Printf("Building %s %s\n", options.Target, options.Arch)
+const (
+	CHECKSUM_MD5     = "MD5SUMS"
+	CHECKSUM_SHA_1   = "SHA1SUMS"
+	CHECKSUM_SHA_256 = "SHA256SUMS"
+)
+
+type Checksums struct {
+	filename, md5, sha1, sha256 string
+}
+
+func writeChecksums(checksums *[]Checksums) {
+	FILE_MD5, _ := os.OpenFile(path.Join(DIR, CHECKSUM_MD5), os.O_CREATE|os.O_APPEND|os.O_WRONLY, 0600)
+	defer FILE_MD5.Close()
+	FILE_SHA1, _ := os.OpenFile(path.Join(DIR, CHECKSUM_SHA_1), os.O_CREATE|os.O_APPEND|os.O_WRONLY, 0600)
+	defer FILE_SHA1.Close()
+	FILE_SHA256, _ := os.OpenFile(path.Join(DIR, CHECKSUM_SHA_256), os.O_CREATE|os.O_APPEND|os.O_WRONLY, 0600)
+	defer FILE_SHA256.Close()
+
+	for _, checksum := range *checksums {
+		fmt.Fprintf(FILE_MD5, "%s %s\n", checksum.md5, checksum.filename)
+		fmt.Fprintf(FILE_SHA1, "%s %s\n", checksum.sha1, checksum.filename)
+		fmt.Fprintf(FILE_SHA256, "%s %s\n", checksum.sha256, checksum.filename)
+	}
+}
+
+func build(options buildOptions, wg *sync.WaitGroup, checksums *[]Checksums) {
+	defer wg.Done()
+
+	fmt.Printf("Building: %s %s\n", options.Target, options.Arch)
 	out := fmt.Sprintf("autorestic_%s_%s_%s", options.Version, options.Target, options.Arch)
 	out = path.Join(DIR, out)
-	out, _ = filepath.Abs(out)
-	fmt.Println(out)
 
 	// Build
 	{
@@ -65,22 +94,39 @@ func build(options buildOptions, wg *sync.WaitGroup) {
 			panic(err)
 		}
 	}
-	wg.Done()
+
+	// Checksum
+	{
+		file := out + ".bz2"
+		content, _ := ioutil.ReadFile(file)
+		*checksums = append(*checksums, Checksums{
+			filename: path.Base(file),
+			md5:      fmt.Sprintf("%x", md5.Sum(content)),
+			sha1:     fmt.Sprintf("%x", sha1.Sum(content)),
+			sha256:   fmt.Sprintf("%x", sha256.Sum256(content)),
+		})
+	}
+
+	fmt.Printf("Built: %s\n", path.Base(out))
 }
 
 func main() {
 	os.RemoveAll(DIR)
 	v := internal.VERSION
+	checksums := []Checksums{}
+
+	// Build async
 	var wg sync.WaitGroup
 	for target, archs := range targets {
 		for _, arch := range archs {
 			wg.Add(1)
-			build(buildOptions{
+			go build(buildOptions{
 				Target:  target,
 				Arch:    arch,
 				Version: v,
-			}, &wg)
+			}, &wg, &checksums)
 		}
 	}
 	wg.Wait()
+	writeChecksums(&checksums)
 }
diff --git a/go.mod b/go.mod
index e57b8b8..98000f5 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/cupcakearmy/autorestic
 
-go 1.18
+go 1.20
 
 require (
 	github.com/blang/semver/v4 v4.0.0
diff --git a/internal/config.go b/internal/config.go
index 6bf1e80..b66fb2f 100644
--- a/internal/config.go
+++ b/internal/config.go
@@ -17,7 +17,7 @@ import (
 	"github.com/spf13/viper"
 )
 
-const VERSION = "1.7.6"
+const VERSION = "1.7.7"
 
 type OptionMap map[string][]interface{}
 type Options map[string]OptionMap