Use logger.WithName() for web/exechook

This makes logs easier to comprehend, since hooks are async.

cmd/git-sync/main.go

@@ -574,6 +574,7 @@ func main() {
 	// Startup webhooks goroutine
 	var webhookRunner *hook.HookRunner
 	if *flWebhookURL != "" {
+		log := log.WithName("webhook")
 		webhook := hook.NewWebhook(
 			*flWebhookURL,
 			*flWebhookMethod,
@@ -594,6 +595,7 @@ func main() {
 	// Startup exechooks goroutine
 	var exechookRunner *hook.HookRunner
 	if *flExechookCommand != "" {
+		log := log.WithName("exechook")
 		exechook := hook.NewExechook(
 			cmd.NewRunner(log),
 			*flExechookCommand,

pkg/cmd/cmd.go

@@ -23,18 +23,24 @@ import (
 	"os/exec"
 	"strings"
 
-	"k8s.io/git-sync/pkg/logging"
+	"github.com/go-logr/logr"
 )
 
 // Runner is an API to run commands and log them in a consistent way.
 type Runner struct {
-	// Logger
-	logger *logging.Logger
+	log logintf
+}
+
+// Just the logr methods we need in this package.
+type logintf interface {
+	Info(msg string, keysAndValues ...interface{})
+	Error(err error, msg string, keysAndValues ...interface{})
+	V(level int) logr.Logger
 }
 
 // NewRunner returns a new CommandRunner
-func NewRunner(logger *logging.Logger) *Runner {
-	return &Runner{logger: logger}
+func NewRunner(log logintf) *Runner {
+	return &Runner{log: log}
 }
 
 // Run runs given command
@@ -45,7 +51,7 @@ func (r *Runner) Run(ctx context.Context, cwd string, env []string, command stri
 // RunWithStdin runs given command with stardart input
 func (r *Runner) RunWithStdin(ctx context.Context, cwd string, env []string, stdin, command string, args ...string) (string, error) {
 	cmdStr := cmdForLog(command, args...)
-	r.logger.V(5).Info("running command", "cwd", cwd, "cmd", cmdStr)
+	r.log.V(5).Info("running command", "cwd", cwd, "cmd", cmdStr)
 
 	cmd := exec.CommandContext(ctx, command, args...)
 	if cwd != "" {
@@ -61,15 +67,15 @@ func (r *Runner) RunWithStdin(ctx context.Context, cwd string, env []string, std
 	cmd.Stdin = bytes.NewBufferString(stdin)
 
 	err := cmd.Run()
-	stdout := outbuf.String()
-	stderr := errbuf.String()
+	stdout := strings.TrimSpace(outbuf.String())
+	stderr := strings.TrimSpace(errbuf.String())
 	if ctx.Err() == context.DeadlineExceeded {
 		return "", fmt.Errorf("Run(%s): %w: { stdout: %q, stderr: %q }", cmdStr, ctx.Err(), stdout, stderr)
 	}
 	if err != nil {
 		return "", fmt.Errorf("Run(%s): %w: { stdout: %q, stderr: %q }", cmdStr, err, stdout, stderr)
 	}
-	r.logger.V(6).Info("command result", "stdout", stdout, "stderr", stderr)
+	r.log.V(6).Info("command result", "stdout", stdout, "stderr", stderr)
 
 	return stdout, nil
 }

pkg/hook/exechook.go

@@ -23,7 +23,6 @@ import (
 	"time"
 
 	"k8s.io/git-sync/pkg/cmd"
-	"k8s.io/git-sync/pkg/logging"
 )
 
 // Exechook structure, implements Hook
@@ -39,18 +38,18 @@ type Exechook struct {
 	// Timeout for the command
 	timeout time.Duration
 	// Logger
-	logger *logging.Logger
+	log logintf
 }
 
 // NewExechook returns a new Exechook
-func NewExechook(cmdrunner *cmd.Runner, command, gitroot string, args []string, timeout time.Duration, logger *logging.Logger) *Exechook {
+func NewExechook(cmdrunner *cmd.Runner, command, gitroot string, args []string, timeout time.Duration, log logintf) *Exechook {
 	return &Exechook{
 		cmdrunner: cmdrunner,
 		command:   command,
 		gitRoot:   gitroot,
 		args:      args,
 		timeout:   timeout,
-		logger:    logger,
+		log:       log,
 	}
 }
 
@@ -66,7 +65,7 @@ func (h *Exechook) Do(ctx context.Context, hash string) error {
 
 	worktreePath := filepath.Join(h.gitRoot, hash)
 
-	h.logger.V(0).Info("running exechook", "command", h.command, "timeout", h.timeout)
+	h.log.V(0).Info("running exechook", "command", h.command, "timeout", h.timeout)
 	_, err := h.cmdrunner.Run(ctx, worktreePath, []string{envKV("GITSYNC_HASH", hash)}, h.command, h.args...)
 	return err
 }

pkg/hook/hook.go

@@ -23,8 +23,8 @@ import (
 	"sync"
 	"time"
 
+	"github.com/go-logr/logr"
 	"github.com/prometheus/client_golang/prometheus"
-	"k8s.io/git-sync/pkg/logging"
 )
 
 var (
@@ -88,8 +88,8 @@ func (d *hookData) send(newHash string) {
 }
 
 // NewHookRunner returns a new HookRunner
-func NewHookRunner(hook Hook, backoff time.Duration, data *hookData, log *logging.Logger, oneTime bool) *HookRunner {
-	hr := &HookRunner{hook: hook, backoff: backoff, data: data, logger: log}
+func NewHookRunner(hook Hook, backoff time.Duration, data *hookData, log logintf, oneTime bool) *HookRunner {
+	hr := &HookRunner{hook: hook, backoff: backoff, data: data, log: log}
 	if oneTime {
 		hr.oneTimeResult = make(chan bool, 1)
 	}
@@ -105,12 +105,19 @@ type HookRunner struct {
 	// Holds the data as it crosses from producer to consumer.
 	data *hookData
 	// Logger
-	logger *logging.Logger
+	log logintf
 	// Used to send a status result when running in one-time mode.
 	// Should be initialised to a buffered channel of size 1.
 	oneTimeResult chan bool
 }
 
+// Just the logr methods we need in this package.
+type logintf interface {
+	Info(msg string, keysAndValues ...interface{})
+	Error(err error, msg string, keysAndValues ...interface{})
+	V(level int) logr.Logger
+}
+
 // Send sends hash to hookdata
 func (r *HookRunner) Send(hash string) {
 	r.data.send(hash)
@@ -133,7 +140,7 @@ func (r *HookRunner) Run(ctx context.Context) {
 			}
 
 			if err := r.hook.Do(ctx, hash); err != nil {
-				r.logger.Error(err, "hook failed")
+				r.log.Error(err, "hook failed")
 				updateHookRunCountMetric(r.hook.Name(), "error")
 				// don't want to sleep unnecessarily terminating anyways
 				r.sendOneTimeResultAndTerminate(false)

pkg/hook/webhook.go

@@ -21,8 +21,6 @@ import (
 	"fmt"
 	"net/http"
 	"time"
-
-	"k8s.io/git-sync/pkg/logging"
 )
 
 // WebHook structure, implements Hook
@@ -37,17 +35,17 @@ type Webhook struct {
 	// Timeout for the http/s request
 	timeout time.Duration
 	// Logger
-	logger *logging.Logger
+	log logintf
 }
 
 // NewWebhook returns a new WebHook
-func NewWebhook(url, method string, success int, timeout time.Duration, logger *logging.Logger) *Webhook {
+func NewWebhook(url, method string, success int, timeout time.Duration, log logintf) *Webhook {
 	return &Webhook{
 		url:     url,
 		method:  method,
 		success: success,
 		timeout: timeout,
-		logger:  logger,
+		log:     log,
 	}
 }
 
@@ -68,7 +66,7 @@ func (w *Webhook) Do(ctx context.Context, hash string) error {
 	defer cancel()
 	req = req.WithContext(ctx)
 
-	w.logger.V(0).Info("sending webhook", "hash", hash, "url", w.url, "method", w.method, "timeout", w.timeout)
+	w.log.V(0).Info("sending webhook", "hash", hash, "url", w.url, "method", w.method, "timeout", w.timeout)
 	resp, err := http.DefaultClient.Do(req)
 	if err != nil {
 		return err