move interrupt signal to main

main.go

@@ -1,11 +1,13 @@
 package main
 
 import (
+	"context"
 	"errors"
 	"fmt"
 	"log"
 	"net/http"
 	"os"
+	"os/signal"
 
 	"git.k-space.ee/k-space/logmower-shipper/pkg/watcher"
 	"github.com/prometheus/client_golang/prometheus/promhttp"
@@ -24,7 +26,9 @@ func main() {
 		}
 	}()
 
-	if err := watcher.App.Run(os.Args); err != nil {
+	ctx, _ := signal.NotifyContext(context.Background(), os.Interrupt)
+
+	if err := watcher.App.RunContext(ctx, os.Args); err != nil {
 		log.Fatal(err)
 	}
 }

pkg/watcher/watcher.go

@@ -4,7 +4,6 @@ import (
 	"fmt"
 	"log"
 	"os"
-	"os/signal"
 	"path/filepath"
 	"sync"
 
@@ -25,13 +24,14 @@ var App = &cli.App{
 	// Usage:       "rubykana <input>",
 	// TODO: #2: yaml
 	Flags: []cli.Flag{
-		&cli.BoolFlag{Name: "dry-run", Usage: "Do not write to database"}, // TODO:
+		&cli.BoolFlag{Name: "simulate", Aliases: []string{"dry-run"}, Usage: "Do not write to database"}, // TODO:
 		&cli.StringFlag{Name: "log-directory", Usage: "Directory to watch for logs", Value: "/var/log/containers"},
 		&cli.IntFlag{Name: "max-record-size", Value: 128 * 1024, Usage: "Maximum record size in bytes"},            // TODO:
 		&cli.BoolFlag{Name: "normalize-log-level", Usage: "Normalize log.level values to Syslog defined keywords"}, // TODO:
 		// &cli.BoolFlag{Name: "parse-json"}, //TODO:
 		&cli.StringFlag{Category: "k8s metadata", Name: "pod-namespace", EnvVars: []string{"KUBE_POD_NAMESPACE"}}, // TODO:
 		&cli.StringFlag{Category: "k8s metadata", Name: "node-name", EnvVars: []string{"KUBE_NODE_NAME"}, Required: true},
+		//
 		&cli.StringFlag{Category: "secrets", Name: "mongo-uri", EnvVars: []string{"MONGO_URI"}, Usage: "mongodb://foo:bar@host:27017/database", Required: true},
 	},
 	Before: func(ctx *cli.Context) error {
@@ -43,7 +43,6 @@ var App = &cli.App{
 	},
 
 	Action: func(ctx *cli.Context) error {
-		ctx.Context, _ = signal.NotifyContext(ctx.Context, os.Interrupt) // TODO: test
 		var wg sync.WaitGroup
 
 		log.Printf("%s %s starting", ctx.App.Name, ctx.App.Version)