From f3d689b618f4369d88a83b3d7ffe57ae60002e56 Mon Sep 17 00:00:00 2001
From: Andy <4ndygeiss@gmail.com>
Date: Tue, 31 Dec 2024 06:16:30 +0100
Subject: [PATCH] feat: add static file embedding #9

---
 cmd/service/assets/keepalive.txt            |  1 +
 cmd/service/main.go                         |  7 ++++++-
 go.mod                                      |  2 +-
 go.sum                                      |  4 ++--
 internal/app/adapters/inbound/api/router.go | 14 +++++++++-----
 internal/app/config/config.go               |  5 ++++-
 6 files changed, 23 insertions(+), 10 deletions(-)
 create mode 100644 cmd/service/assets/keepalive.txt

diff --git a/cmd/service/assets/keepalive.txt b/cmd/service/assets/keepalive.txt
new file mode 100644
index 0000000..d86bac9
--- /dev/null
+++ b/cmd/service/assets/keepalive.txt
@@ -0,0 +1 @@
+OK
diff --git a/cmd/service/main.go b/cmd/service/main.go
index 0151779..88d5289 100644
--- a/cmd/service/main.go
+++ b/cmd/service/main.go
@@ -3,6 +3,7 @@ package main
 
 import (
 	"context"
+	"embed"
 	"log"
 	"net/http"
 	"os"
@@ -15,6 +16,9 @@ import (
 	"github.com/andygeiss/cloud-native-utils/service"
 )
 
+//go:embed assets
+var efs embed.FS
+
 func main() {
 	// Create a new configuration object.
 	cfg := &config.Config{
@@ -28,6 +32,7 @@ func main() {
 			Key: security.Getenv("ENCRYPTION_KEY"),
 		},
 		Server: config.Server{
+			Efs:  efs,
 			Port: os.Getenv("PORT"),
 		},
 	}
@@ -51,7 +56,7 @@ func main() {
 	defer svc.Teardown()
 
 	// Initialize the API router using the configuration object.
-	mux := api.Route(svc, ctx)
+	mux := api.Route(svc, ctx, cfg)
 
 	// Create a new secure server.
 	srv := security.NewServer(mux)
diff --git a/go.mod b/go.mod
index d5d90e0..9075c7f 100644
--- a/go.mod
+++ b/go.mod
@@ -4,7 +4,7 @@ go 1.23.2
 
 require (
 	cloud.google.com/go/spanner v1.73.0
-	github.com/andygeiss/cloud-native-utils v0.1.20
+	github.com/andygeiss/cloud-native-utils v0.1.21
 )
 
 require (
diff --git a/go.sum b/go.sum
index 3dba7d1..e74f0b5 100644
--- a/go.sum
+++ b/go.sum
@@ -626,8 +626,8 @@ github.com/ajstarks/deck/generate v0.0.0-20210309230005-c3f852c02e19/go.mod h1:T
 github.com/ajstarks/svgo v0.0.0-20180226025133-644b8db467af/go.mod h1:K08gAheRH3/J6wwsYMMT4xOr94bZjxIelGM0+d/wbFw=
 github.com/ajstarks/svgo v0.0.0-20211024235047-1546f124cd8b/go.mod h1:1KcenG0jGWcpt8ov532z81sp/kMMUG485J2InIOyADM=
 github.com/andybalholm/brotli v1.0.4/go.mod h1:fO7iG3H7G2nSZ7m0zPUDn85XEX2GTukHGRSepvi9Eig=
-github.com/andygeiss/cloud-native-utils v0.1.20 h1:4G8fl+epgm2qXtw60YpHPxrMl52rVnLDNkBdH4/kTLQ=
-github.com/andygeiss/cloud-native-utils v0.1.20/go.mod h1:vfzGOtGWQSFBS3I2JptmNOK6Syx+s7hppY4dC9H+KNs=
+github.com/andygeiss/cloud-native-utils v0.1.21 h1:XJ2vNE9q9LVepsalglOLqB4y7IJoHshjJwHCECP88y8=
+github.com/andygeiss/cloud-native-utils v0.1.21/go.mod h1:vfzGOtGWQSFBS3I2JptmNOK6Syx+s7hppY4dC9H+KNs=
 github.com/antihax/optional v1.0.0/go.mod h1:uupD/76wgC+ih3iEmQUL+0Ugr19nfwCT1kdvxnR2qWY=
 github.com/apache/arrow/go/v10 v10.0.1/go.mod h1:YvhnlEePVnBS4+0z3fhPfUy7W1Ikj0Ih0vcRo/gZ1M0=
 github.com/apache/arrow/go/v11 v11.0.0/go.mod h1:Eg5OsL5H+e299f7u5ssuXsuHQVEGC4xei5aX110hRiI=
diff --git a/internal/app/adapters/inbound/api/router.go b/internal/app/adapters/inbound/api/router.go
index 5904687..9743652 100644
--- a/internal/app/adapters/inbound/api/router.go
+++ b/internal/app/adapters/inbound/api/router.go
@@ -4,15 +4,19 @@ import (
 	"context"
 	"net/http"
 
+	"github.com/andygeiss/cloud-native-store/internal/app/config"
 	"github.com/andygeiss/cloud-native-store/internal/app/core/services"
 	"github.com/andygeiss/cloud-native-utils/security"
 )
 
-// Route creates a new mux with the health check endpoint (/health)
-// and the store endpoints (/api/v1/store).
-func Route(service *services.ObjectService, ctx context.Context) *http.ServeMux {
-	// Create a new mux with health check endpoint.
-	mux := security.Mux(ctx)
+// Route creates a new mux with the liveness and readiness probe (/liveness, /readiness),
+// the static assets endpoint (/) and the store endpoints (/api/v1/store).
+func Route(service *services.ObjectService, ctx context.Context, cfg *config.Config) *http.ServeMux {
+	// Create a new mux with liveness and readyness endpoint.
+	// Embed the assets into the mux.
+	mux := security.Mux(ctx, cfg.Server.Efs)
+
+	// Add the store endpoints to the mux.
 	mux.HandleFunc("DELETE /api/v1/store", Delete(service))
 	mux.HandleFunc("GET /api/v1/store", Get(service))
 	mux.HandleFunc("PUT /api/v1/store", Put(service))
diff --git a/internal/app/config/config.go b/internal/app/config/config.go
index 87435f3..283108e 100644
--- a/internal/app/config/config.go
+++ b/internal/app/config/config.go
@@ -1,5 +1,7 @@
 package config
 
+import "embed"
+
 type Config struct {
 	PortCloudSpanner PortCloudSpanner `json:"port_cloud_spanner"`
 	Server           Server           `json:"server"`
@@ -14,7 +16,8 @@ type PortCloudSpanner struct {
 }
 
 type Server struct {
-	Port string `json:"port"`
+	Efs  embed.FS `json:"-"`
+	Port string   `json:"port"`
 }
 
 type Service struct {