.env.example

@@ -0,0 +1,4 @@
+SCRIPT_BINARY_PATH=
+WEBHOOK_SCRIPT_PATH=
+FILE_TO_WATCH_PATH=
+TEST_FILE_TO_WATCH_PATH=

Dockerfile

@@ -1,28 +0,0 @@
-FROM golang:1.22 as builder
-
-WORKDIR /app
-
-# Copy the local package files to the container's workspace.
-COPY go.mod go.sum ./
-RUN go mod download
-
-# Copy the project code into the container
-COPY . .
-
-# Build the Go app
-RUN CGO_ENABLED=0 GOOS=linux go build -v -o git-webhook-ci
-
-# Use a small Alpine Linux image
-FROM alpine:latest  
-
-# Set the working directory
-WORKDIR /root/
-
-# Copy the binary from the builder stage
-COPY --from=builder /app/git-webhook-ci .
-
-# Document that the service listens on port 8080.
-EXPOSE 8080
-
-# Run the binary.
-CMD ["./git-webhook-ci"]

app.example.yml

@@ -1,3 +0,0 @@
-script_binary_path: "/bin/bash"
-webhook_script_path: "./test-script.sh"
-file_to_watch_path: "./test_monitor.txt"

cfg/config.go

@@ -0,0 +1,45 @@
+package cfg
+
+import (
+	"log"
+	"os/exec"
+	"strings"
+
+	"github.com/joho/godotenv"
+	"github.com/kelseyhightower/envconfig"
+)
+
+type Config struct {
+	ScriptBinaryPath    string `required:"true" split_words:"true"`
+	WebhookScriptPath   string `required:"true" split_words:"true"`
+	FileToWatchPath     string `required:"true" split_words:"true"`
+	TestFileToWatchPath string `required:"false" split_words:"true"`
+}
+
+func RootDir() string {
+	cmdOut, err := exec.Command("git", "rev-parse", "--show-toplevel").Output()
+	if err != nil {
+		log.Fatalf("exec.Command: %s", err)
+		return ""
+	}
+
+	rootDir := strings.TrimSpace(string(cmdOut))
+	return rootDir
+}
+
+func NewConfig(envFilePath string) *Config {
+	if envFilePath != "" {
+		err := godotenv.Load(envFilePath)
+		if err != nil {
+			log.Fatalf("environment variable ENV is empty and an error occurred while loading the .env file\n")
+		}
+	}
+
+	cfg := &Config{}
+	err := envconfig.Process("", cfg)
+	if err != nil {
+		log.Fatalf("envconfig.Process: %s\n", err)
+	}
+
+	return cfg
+}

configs/app.yml

@@ -1,3 +0,0 @@
-script_binary_path: "/bin/bash"
-webhook_script_path: "./test-script.sh"
-file_to_watch_path: "./test_monitor.txt"

go.mod

@@ -4,8 +4,9 @@ go 1.22
 
 require (
 	github.com/fsnotify/fsnotify v1.7.0
+	github.com/joho/godotenv v1.5.1
+	github.com/kelseyhightower/envconfig v1.4.0
 	github.com/stretchr/testify v1.8.2
-	gopkg.in/yaml.v2 v2.4.0
 )
 
 require (

go.sum

@@ -3,6 +3,10 @@ github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/fsnotify/fsnotify v1.7.0 h1:8JEhPFa5W2WU7YfeZzPNqzMP6Lwt7L2715Ggo0nosvA=
 github.com/fsnotify/fsnotify v1.7.0/go.mod h1:40Bi/Hjc2AVfZrqy+aj+yEI+/bRxZnMJyTJwOpGvigM=
+github.com/joho/godotenv v1.5.1 h1:7eLL/+HRGLY0ldzfGMeQkb7vMd0as4CfYvUVzLqw0N0=
+github.com/joho/godotenv v1.5.1/go.mod h1:f4LDr5Voq0i2e/R5DDNOoa2zzDfwtkZa6DnEwAbqwq4=
+github.com/kelseyhightower/envconfig v1.4.0 h1:Im6hONhd3pLkfDFsbRgu68RDNkGF1r3dvMUtDTo2cv8=
+github.com/kelseyhightower/envconfig v1.4.0/go.mod h1:cccZRl6mQpaq41TPp5QxidR+Sa3axMbJDNb//FQX6Gg=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
@@ -16,8 +20,6 @@ golang.org/x/sys v0.19.0 h1:q5f1RH2jigJ1MoAWp2KTp3gm5zAGFUTarQZ5U386+4o=
 golang.org/x/sys v0.19.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY=
-gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

internal/watcher/testdata/config.yml

@@ -1,3 +0,0 @@
-script_binary_path: "/bin/bash"
-webhook_script_path: "testdata/test-script.sh"
-file_to_watch_path: "testdata/test_monitor.txt"

internal/watcher/watcher.go

@@ -4,13 +4,13 @@ import (
 	"errors"
 	"log"
 
-	"gitea.urkob.com/urko/git-webhook-ci/pkg"
+	pkgwatcher "gitea.urkob.com/urko/git-webhook-ci/pkg/watcher"
 	"github.com/fsnotify/fsnotify"
 )
 
 type watcher struct {
 	fswatcher *fsnotify.Watcher
-	deploy    pkg.DeployFunc
+	deploy    pkgwatcher.DeployFunc
 }
 
 type notifier struct{}
@@ -28,7 +28,7 @@ var (
 	errErrorsClosedChan = errors.New("errors is closed")
 )
 
-func NewWatcher(notifier pkg.NotifyIface, deploy pkg.DeployFunc) *watcher {
+func NewWatcher(notifier pkgwatcher.NotifyIface, deploy pkgwatcher.DeployFunc) *watcher {
 	wt, err := notifier.NewWatcher()
 	if err != nil {
 		log.Printf("fsnotify.NewWatcher: %s\n", err)

internal/watcher/watcher_test.go

@@ -3,12 +3,11 @@ package watcher
 import (
 	"context"
 	"errors"
-	"fmt"
 	"testing"
 	"time"
 
-	"gitea.urkob.com/urko/git-webhook-ci/kit/config"
-	"gitea.urkob.com/urko/git-webhook-ci/pkg"
+	"gitea.urkob.com/urko/git-webhook-ci/cfg"
+	pkgwatcher "gitea.urkob.com/urko/git-webhook-ci/pkg/watcher"
 	"github.com/fsnotify/fsnotify"
 	"github.com/stretchr/testify/require"
 )
@@ -27,13 +26,13 @@ var (
 )
 
 var (
-	mockDeploy          pkg.DeployFunc
-	mockErrorDeploy     pkg.DeployFunc
+	mockDeploy          pkgwatcher.DeployFunc
+	mockErrorDeploy     pkgwatcher.DeployFunc
 	errIntentional      = errors.New("intentional error")
 	binaryPath          = ""
 	scriptPath          = ""
 	executionMaxTimeout = time.Second * 2
-	cfg                 *config.Config
+	config              *cfg.Config
 	events              = []fsnotify.Event{
 		{
 			Name: "test event",
@@ -46,7 +45,7 @@ var (
 	}
 )
 
-func TestMain(t *testing.M) {
+func init() {
 	mockDeploy = func(binaryPath, scriptPath string) error {
 		return nil
 	}
@@ -54,16 +53,8 @@ func TestMain(t *testing.M) {
 	mockErrorDeploy = func(binaryPath, scriptPath string) error {
 		return errIntentional
 	}
-}
-
-func LoadConfig(t *testing.T) {
-	t.Helper()
-	cf, err := config.LoadConfig("testdata/config.yaml")
-	if err != nil {
-		panic(fmt.Errorf("Error loading config: %w", err))
-	}
-	cfg = cf
 
+	config = cfg.NewConfig("../../.env")
 }
 
 func sendTestEvents(w *watcher) {
@@ -85,7 +76,6 @@ func newWatcherWithCtorError() *watcher {
 }
 
 func Test_NewNotifier(t *testing.T) {
-	LoadConfig(t)
 	require.NotNil(t, NewNotifier())
 }
 
@@ -107,7 +97,7 @@ func Test_Close(t *testing.T) {
 
 func Test_Monitor(t *testing.T) {
 	w := newWatcher()
-	err := w.Monitor(cfg.FileToWatchPath)
+	err := w.Monitor(config.TestFileToWatchPath)
 	require.NoError(t, err)
 }
 

kit/config/config.go

@@ -1,27 +0,0 @@
-package config
-
-import (
-	"os"
-
-	"gopkg.in/yaml.v2"
-)
-
-type Config struct {
-	ScriptBinaryPath  string `yaml:"script_binary_path"`
-	WebhookScriptPath string `yaml:"webhook_script_path"`
-	FileToWatchPath   string `yaml:"file_to_watch_path"`
-}
-
-func LoadConfig(path string) (*Config, error) {
-	data, err := os.ReadFile(path)
-	if err != nil {
-		return nil, err
-	}
-
-	var config Config
-	if err := yaml.Unmarshal(data, &config); err != nil {
-		return nil, err
-	}
-
-	return &config, nil
-}

main.go

@@ -7,14 +7,14 @@ import (
 	"os/signal"
 	"syscall"
 
+	"gitea.urkob.com/urko/git-webhook-ci/cfg"
 	"gitea.urkob.com/urko/git-webhook-ci/internal/watcher"
-	"gitea.urkob.com/urko/git-webhook-ci/kit/config"
-	"gitea.urkob.com/urko/git-webhook-ci/pkg"
+	pkgwatcher "gitea.urkob.com/urko/git-webhook-ci/pkg/watcher"
 )
 
 var (
-	watcherIface  pkg.WatcherIface
-	notifierIface pkg.NotifyIface
+	watcherIface  pkgwatcher.WatcherIface
+	notifierIface pkgwatcher.NotifyIface
 )
 
 func main() {
@@ -24,13 +24,10 @@ func main() {
 		flag.Parse()
 	}
 
-	config, err := config.LoadConfig(envFilePath)
-	if err != nil {
-		panic(err)
-	}
+	config := cfg.NewConfig(envFilePath)
 
 	notifierIface = watcher.NewNotifier()
-	watcherIface = watcher.NewWatcher(notifierIface, pkg.Deploy)
+	watcherIface = watcher.NewWatcher(notifierIface, pkgwatcher.Deploy)
 
 	defer func() {
 		if err := watcherIface.Close(); err != nil {

pkg/testdata/test-script.sh

@@ -1,2 +0,0 @@
-#!/bin/bash
-echo "deploy script has been called"

pkg/watcher/watcher.go

@@ -1,4 +1,4 @@
-package pkg
+package watcher
 
 import (
 	"fmt"

pkg/watcher/watcher_test.go

@@ -1,14 +1,15 @@
-package pkg
+package watcher
 
 import (
 	"testing"
 
+	"gitea.urkob.com/urko/git-webhook-ci/cfg"
 	"github.com/stretchr/testify/require"
 )
 
-const (
+var (
 	binaryPath = "/bin/bash"
-	scriptPath = "testdata/test-script.sh"
+	scriptPath = cfg.RootDir() + "/test-script.sh"
 )
 
 func TestDeploy(t *testing.T) {