feat: docker entrypoint with environment variables (#1112)

Makefile

@@ -60,18 +60,16 @@ dev:
 	@echo "Running..."
 	rm -rf catalyst_data
 	go run . admin create admin@catalyst-soar.com 1234567890
-	go run . set-feature-flags dev
 	go run . fake-data
-	go run . serve
+	go run . serve --app-url http://localhost:8090 --flags dev
 
 .PHONY: dev-10000
 dev-10000:
 	@echo "Running..."
 	rm -rf catalyst_data
 	go run . admin create admin@catalyst-soar.com 1234567890
-	go run . set-feature-flags dev
 	go run . fake-data --users 100 --tickets 10000
-	go run . serve
+	go run . serve --app-url http://localhost:8090 --flags dev
 
 .PHONY: serve-ui
 serve-ui:

app/app.go

@@ -23,31 +23,47 @@ func App(dir string, test bool) (*pocketbase.PocketBase, error) {
 		DefaultDataDir: dir,
 	})
 
+	var appURL string
+
+	app.RootCmd.PersistentFlags().StringVar(&appURL, "app-url", "", "the app's URL")
+
+	var flags []string
+
+	app.RootCmd.PersistentFlags().StringSliceVar(&flags, "flags", nil, "feature flags")
+
+	_ = app.RootCmd.ParseFlags(os.Args[1:])
+
+	app.RootCmd.AddCommand(fakeDataCmd(app))
+
 	webhook.BindHooks(app)
 	reaction.BindHooks(app, test)
 
-	app.OnBeforeServe().Add(addRoutes())
-
 	app.OnAfterBootstrap().Add(func(e *core.BootstrapEvent) error {
+		if err := MigrateDBs(e.App); err != nil {
+			return err
+		}
+
+		if err := SetFlags(e.App, flags); err != nil {
+			return err
+		}
+
 		if HasFlag(e.App, "demo") {
 			bindDemoHooks(e.App)
 		}
 
-		return nil
+		if appURL != "" {
+			s := e.App.Settings()
+			s.Meta.AppUrl = appURL
+
+			if err := e.App.Dao().SaveSettings(s); err != nil {
+				return err
+			}
+		}
+
+		return e.App.RefreshSettings()
 	})
 
-	// Register additional commands
+	app.OnBeforeServe().Add(addRoutes())
-	app.RootCmd.AddCommand(fakeDataCmd(app))
-	app.RootCmd.AddCommand(setFeatureFlagsCmd(app))
-	app.RootCmd.AddCommand(setAppURL(app))
-
-	if err := app.Bootstrap(); err != nil {
-		return nil, err
-	}
-
-	if err := MigrateDBs(app); err != nil {
-		return nil, err
-	}
 
 	return app, nil
 }

app/fakedata.go

@@ -12,10 +12,8 @@ func fakeDataCmd(app core.App) *cobra.Command {
 
 	cmd := &cobra.Command{
 		Use: "fake-data",
-		Run: func(_ *cobra.Command, _ []string) {
+		RunE: func(_ *cobra.Command, _ []string) error {
-			if err := fakedata.Generate(app, userCount, ticketCount); err != nil {
+			return fakedata.Generate(app, userCount, ticketCount)
-				app.Logger().Error(err.Error())
-			}
 		},
 	}
 

app/flags.go

@@ -6,7 +6,6 @@ import (
 	"github.com/pocketbase/dbx"
 	"github.com/pocketbase/pocketbase/core"
 	"github.com/pocketbase/pocketbase/models"
-	"github.com/spf13/cobra"
 
 	"github.com/SecurityBrewery/catalyst/migrations"
 )
@@ -85,35 +84,3 @@ func SetFlags(app core.App, args []string) error {
 
 	return nil
 }
-
-func setFeatureFlagsCmd(app core.App) *cobra.Command {
-	return &cobra.Command{
-		Use: "set-feature-flags",
-		Run: func(_ *cobra.Command, args []string) {
-			if err := SetFlags(app, args); err != nil {
-				app.Logger().Error(err.Error())
-			}
-		},
-	}
-}
-
-func setAppURL(app core.App) *cobra.Command {
-	return &cobra.Command{
-		Use: "set-app-url",
-		Run: func(_ *cobra.Command, args []string) {
-			if len(args) != 1 {
-				app.Logger().Error("missing app url")
-
-				return
-			}
-
-			settings := app.Settings()
-
-			settings.Meta.AppUrl = args[0]
-
-			if err := app.Dao().SaveSettings(settings); err != nil {
-				app.Logger().Error(err.Error())
-			}
-		},
-	}
-}

docker/Dockerfile

@@ -11,4 +11,6 @@ VOLUME /usr/local/bin/catalyst_data
 HEALTHCHECK --interval=5s --timeout=3s --retries=3 \
   CMD curl -f http://localhost:8080/health || exit 1
 
-CMD ["/usr/local/bin/catalyst", "serve", "--http", "0.0.0.0:8080"]
+COPY docker/entrypoint.sh /entrypoint.sh
+
+CMD ["/entrypoint.sh"]

docker/entrypoint.sh

@@ -0,0 +1,15 @@
+#!/bin/bash
+
+# Set the flags
+FLAGS=""
+if [ -n "$CATALYST_FLAGS" ]; then
+    FLAGS="$CATALYST_FLAGS"
+fi
+
+# Set the app url
+APP_URL=""
+if [ -n "$CATALYST_APP_URL" ]; then
+    APP_URL="$CATALYST_APP_URL"
+fi
+
+/usr/local/bin/catalyst serve --http 0.0.0.0:8080 --flags "$FLAGS" --app-url "$APP_URL"

testing/testapp.go

@@ -26,6 +26,10 @@ func App(t *testing.T) (*pocketbase.PocketBase, *Counter, func()) {
 		t.Fatal(err)
 	}
 
+	if err := baseApp.Bootstrap(); err != nil {
+		t.Fatal(fmt.Errorf("failed to bootstrap: %w", err))
+	}
+
 	baseApp.Settings().Logs.MaxDays = 0
 
 	defaultTestData(t, baseApp)