diff --git a/.gitignore b/.gitignore
index 52f2953..a38df26 100644
--- a/.gitignore
+++ b/.gitignore
@@ -126,5 +126,6 @@ __pycache__
 
 
 # go project
+profile.cov
 config.conf
 cmd/stock/config.conf
diff --git a/cmd/stock/main.go b/cmd/stock/main.go
index b4cdc89..7e14947 100644
--- a/cmd/stock/main.go
+++ b/cmd/stock/main.go
@@ -29,10 +29,14 @@ func main() {
 
 	// load config
 	config = models.ReadConfigFile(configFile)
+
+	// Config packages:
 	web.GoodAvailablityTemplate = config.GoodAvailablityTemplate
 	runtime.CacheConfig = config.CacheClean
+	runtime.ProductURL = config.MicroserviceDependencies.Product
+	runtime.PermissionURL = config.MicroserviceDependencies.Permission
 
-	log.Log.Info("Starting rezension monolith")
+	log.Log.Info("Starting stock microservice")
 
 	err := database.Open(config.Database)
 	if err != nil {
@@ -58,6 +62,8 @@ func main() {
 		}
 	}()
 
+	log.Log.Info("Started stock microservice")
+
 	// Wait for system signal
 	sigs := make(chan os.Signal, 1)
 	signal.Notify(sigs, syscall.SIGINT, syscall.SIGTERM)
diff --git a/config_example.conf b/config_example.conf
index 1a29953..217cbbd 100644
--- a/config_example.conf
+++ b/config_example.conf
@@ -17,3 +17,7 @@ after = "30m"
 [cache_clean]
 every = "5m"
 after = "30m"
+
+[microservice_dependencies]
+product = "http://localhost:8080/api-test/product/%d/"
+permission = "http://localhost:8080/api-test/session/%s/%d/"
diff --git a/http/good.go b/http/good.go
index 3587d53..fda4c05 100644
--- a/http/good.go
+++ b/http/good.go
@@ -43,8 +43,7 @@ func getGoodAvailablityCount(w http.ResponseWriter, r *http.Request) (int, *logr
 		return -1, log
 	}
 	log = log.WithField("productid", id)
-	product := runtime.Product{ID: id}
-	ok, err := product.Exists()
+	ok, err := runtime.ProductExists(id)
 	if err != nil {
 		log.Warn("product could not verified on other microservice")
 		http.Error(w, "product could not verified on other microservice", http.StatusGatewayTimeout)
@@ -56,9 +55,10 @@ func getGoodAvailablityCount(w http.ResponseWriter, r *http.Request) (int, *logr
 		return -1, log
 	}
 	var count float64
-	(&models.Good{}).FilterAvailable(database.Read.Where("product_id = ?", product.ID)).Count(&count)
+	(&models.Good{}).FilterAvailable(database.Read.Where("product_id = ?", id)).Count(&count)
 	return int(count), log
 }
+
 func getGoodAvailablity(w http.ResponseWriter, r *http.Request) {
 	count, log := getGoodAvailablityCount(w, r)
 	if count < 0 {
diff --git a/http/good_test.go b/http/good_test.go
index f10cf5f..1f6c88e 100644
--- a/http/good_test.go
+++ b/http/good_test.go
@@ -41,6 +41,8 @@ func TestGetGoodAvailable(t *testing.T) {
 	now := time.Now()
 	assertion, router := test.Init(t)
 
+	runtime.ProductURL = "http://localhost:8080/api-test/product/%d/"
+
 	BindAPI(router)
 	session := test.NewSession(router)
 
diff --git a/models/config.go b/models/config.go
index 98b1109..827f0ea 100644
--- a/models/config.go
+++ b/models/config.go
@@ -11,12 +11,16 @@ import (
 
 //Config the config File of this daemon
 type Config struct {
-	WebserverBind           string            `toml:"webserver_bind"`
-	Webroot                 string            `toml:"webroot"`
-	Database                database.Config   `toml:"database"`
-	GoodAvailablityTemplate string            `toml:"good_availablity_template"`
-	GoodRelease             GoodReleaseConfig `toml:"good_release"`
-	CacheClean              CacheWorkerConfig `toml:"cache_clean"`
+	WebserverBind            string            `toml:"webserver_bind"`
+	Webroot                  string            `toml:"webroot"`
+	Database                 database.Config   `toml:"database"`
+	GoodRelease              GoodReleaseConfig `toml:"good_release"`
+	CacheClean               CacheWorkerConfig `toml:"cache_clean"`
+	GoodAvailablityTemplate  string            `toml:"good_availablity_template"`
+	MicroserviceDependencies struct {
+		Product    string `toml:"product"`
+		Permission string `toml:"permission"`
+	} `toml:"microservice_dependencies"`
 }
 
 type CacheWorkerConfig struct {
diff --git a/profile.cov b/profile.cov
deleted file mode 100644
index 527d82a..0000000
--- a/profile.cov
+++ /dev/null
@@ -1,112 +0,0 @@
-mode: count
-github.com/genofire/hs_master-kss-monolith/models/duration.go:19.67,21.30 2 20
-github.com/genofire/hs_master-kss-monolith/models/duration.go:28.2,28.19 1 19
-github.com/genofire/hs_master-kss-monolith/models/duration.go:32.2,34.16 3 18
-github.com/genofire/hs_master-kss-monolith/models/duration.go:38.2,38.14 1 17
-github.com/genofire/hs_master-kss-monolith/models/duration.go:55.2,55.12 1 16
-github.com/genofire/hs_master-kss-monolith/models/duration.go:22.14,23.32 1 19
-github.com/genofire/hs_master-kss-monolith/models/duration.go:24.10,25.63 1 1
-github.com/genofire/hs_master-kss-monolith/models/duration.go:28.19,30.3 1 1
-github.com/genofire/hs_master-kss-monolith/models/duration.go:34.16,36.3 1 1
-github.com/genofire/hs_master-kss-monolith/models/duration.go:39.11,40.50 1 2
-github.com/genofire/hs_master-kss-monolith/models/duration.go:41.11,42.50 1 6
-github.com/genofire/hs_master-kss-monolith/models/duration.go:43.11,44.48 1 2
-github.com/genofire/hs_master-kss-monolith/models/duration.go:45.11,46.53 1 2
-github.com/genofire/hs_master-kss-monolith/models/duration.go:47.11,48.57 1 2
-github.com/genofire/hs_master-kss-monolith/models/duration.go:49.11,50.59 1 2
-github.com/genofire/hs_master-kss-monolith/models/duration.go:51.10,52.63 1 1
-github.com/genofire/hs_master-kss-monolith/models/good.go:28.54,30.2 1 1
-github.com/genofire/hs_master-kss-monolith/models/good.go:32.36,36.2 3 1
-github.com/genofire/hs_master-kss-monolith/models/good.go:37.30,39.2 1 4
-github.com/genofire/hs_master-kss-monolith/models/good.go:40.44,41.30 1 2
-github.com/genofire/hs_master-kss-monolith/models/good.go:46.2,46.35 1 1
-github.com/genofire/hs_master-kss-monolith/models/good.go:41.30,45.3 3 1
-github.com/genofire/hs_master-kss-monolith/models/good.go:49.13,51.2 1 1
-github.com/genofire/hs_master-kss-monolith/models/config.go:33.42,36.16 3 3
-github.com/genofire/hs_master-kss-monolith/models/config.go:40.2,40.53 1 2
-github.com/genofire/hs_master-kss-monolith/models/config.go:44.2,44.15 1 1
-github.com/genofire/hs_master-kss-monolith/models/config.go:36.16,38.3 1 1
-github.com/genofire/hs_master-kss-monolith/models/config.go:40.53,42.3 1 1
-github.com/genofire/hs_master-kss-monolith/lib/log/main.go:14.13,18.2 2 1
-github.com/genofire/hs_master-kss-monolith/lib/log/main.go:21.42,23.18 2 1
-github.com/genofire/hs_master-kss-monolith/lib/log/main.go:26.2,30.4 1 1
-github.com/genofire/hs_master-kss-monolith/lib/log/main.go:23.18,25.3 1 1
-github.com/genofire/hs_master-kss-monolith/lib/database/main.go:25.33,29.16 4 4
-github.com/genofire/hs_master-kss-monolith/lib/database/main.go:32.2,37.36 6 3
-github.com/genofire/hs_master-kss-monolith/lib/database/main.go:51.2,52.8 2 2
-github.com/genofire/hs_master-kss-monolith/lib/database/main.go:29.16,31.3 1 1
-github.com/genofire/hs_master-kss-monolith/lib/database/main.go:37.36,40.17 3 2
-github.com/genofire/hs_master-kss-monolith/lib/database/main.go:43.3,47.60 5 1
-github.com/genofire/hs_master-kss-monolith/lib/database/main.go:40.17,42.4 1 1
-github.com/genofire/hs_master-kss-monolith/lib/database/main.go:48.3,50.3 1 1
-github.com/genofire/hs_master-kss-monolith/lib/database/main.go:55.14,58.36 3 2
-github.com/genofire/hs_master-kss-monolith/lib/database/main.go:61.2,61.12 1 2
-github.com/genofire/hs_master-kss-monolith/lib/database/main.go:58.36,60.3 1 1
-github.com/genofire/hs_master-kss-monolith/lib/database/main.go:64.30,66.2 1 2
-github.com/genofire/hs_master-kss-monolith/lib/worker/worker.go:11.59,18.2 2 1
-github.com/genofire/hs_master-kss-monolith/lib/worker/worker.go:20.26,22.6 2 1
-github.com/genofire/hs_master-kss-monolith/lib/worker/worker.go:22.6,23.10 1 4
-github.com/genofire/hs_master-kss-monolith/lib/worker/worker.go:24.19,25.11 1 3
-github.com/genofire/hs_master-kss-monolith/lib/worker/worker.go:26.17,28.10 2 1
-github.com/genofire/hs_master-kss-monolith/lib/worker/worker.go:32.26,34.2 1 1
-github.com/genofire/hs_master-kss-monolith/lib/http/io.go:10.56,11.56 1 2
-github.com/genofire/hs_master-kss-monolith/lib/http/io.go:15.2,16.8 2 1
-github.com/genofire/hs_master-kss-monolith/lib/http/io.go:11.56,14.3 2 1
-github.com/genofire/hs_master-kss-monolith/lib/http/io.go:20.53,22.16 2 2
-github.com/genofire/hs_master-kss-monolith/lib/http/io.go:26.2,27.13 2 1
-github.com/genofire/hs_master-kss-monolith/lib/http/io.go:22.16,25.3 2 1
-github.com/genofire/hs_master-kss-monolith/lib/http/permission.go:7.153,8.54 1 4
-github.com/genofire/hs_master-kss-monolith/lib/http/permission.go:8.54,10.17 2 4
-github.com/genofire/hs_master-kss-monolith/lib/http/permission.go:14.3,15.17 2 3
-github.com/genofire/hs_master-kss-monolith/lib/http/permission.go:19.3,19.9 1 2
-github.com/genofire/hs_master-kss-monolith/lib/http/permission.go:23.3,23.53 1 1
-github.com/genofire/hs_master-kss-monolith/lib/http/permission.go:10.17,13.4 2 1
-github.com/genofire/hs_master-kss-monolith/lib/http/permission.go:15.17,18.4 2 1
-github.com/genofire/hs_master-kss-monolith/lib/http/permission.go:19.9,22.4 2 1
-github.com/genofire/hs_master-kss-monolith/http/good.go:17.56,20.16 3 3
-github.com/genofire/hs_master-kss-monolith/http/good.go:25.2,28.30 4 2
-github.com/genofire/hs_master-kss-monolith/http/good.go:33.2,34.18 2 1
-github.com/genofire/hs_master-kss-monolith/http/good.go:20.16,24.3 3 1
-github.com/genofire/hs_master-kss-monolith/http/good.go:28.30,32.3 3 1
-github.com/genofire/hs_master-kss-monolith/http/good.go:37.91,40.16 3 6
-github.com/genofire/hs_master-kss-monolith/http/good.go:45.2,48.16 4 5
-github.com/genofire/hs_master-kss-monolith/http/good.go:53.2,53.9 1 4
-github.com/genofire/hs_master-kss-monolith/http/good.go:58.2,60.24 3 3
-github.com/genofire/hs_master-kss-monolith/http/good.go:40.16,44.3 3 1
-github.com/genofire/hs_master-kss-monolith/http/good.go:48.16,52.3 3 1
-github.com/genofire/hs_master-kss-monolith/http/good.go:53.9,57.3 3 1
-github.com/genofire/hs_master-kss-monolith/http/good.go:62.65,64.15 2 6
-github.com/genofire/hs_master-kss-monolith/http/good.go:67.2,68.38 2 3
-github.com/genofire/hs_master-kss-monolith/http/good.go:74.2,74.18 1 3
-github.com/genofire/hs_master-kss-monolith/http/good.go:64.15,66.3 1 3
-github.com/genofire/hs_master-kss-monolith/http/good.go:69.26,70.22 1 2
-github.com/genofire/hs_master-kss-monolith/http/good.go:71.10,72.34 1 1
-github.com/genofire/hs_master-kss-monolith/http/good_temp.go:13.38,15.2 1 1
-github.com/genofire/hs_master-kss-monolith/http/good_temp.go:17.56,19.2 1 1
-github.com/genofire/hs_master-kss-monolith/http/good_temp.go:21.62,37.2 10 1
-github.com/genofire/hs_master-kss-monolith/http/main.go:8.32,12.2 3 3
-github.com/genofire/hs_master-kss-monolith/http/status.go:12.53,31.2 8 1
-github.com/genofire/hs_master-kss-monolith/runtime/auth.go:27.81,29.39 2 2
-github.com/genofire/hs_master-kss-monolith/runtime/auth.go:36.2,44.36 5 1
-github.com/genofire/hs_master-kss-monolith/runtime/auth.go:29.39,31.36 2 1
-github.com/genofire/hs_master-kss-monolith/runtime/auth.go:31.36,33.4 1 1
-github.com/genofire/hs_master-kss-monolith/runtime/auth.go:49.13,51.2 1 1
-github.com/genofire/hs_master-kss-monolith/runtime/auth.go:53.64,55.9 2 2
-github.com/genofire/hs_master-kss-monolith/runtime/auth.go:62.2,62.50 1 2
-github.com/genofire/hs_master-kss-monolith/runtime/auth.go:55.9,61.3 1 1
-github.com/genofire/hs_master-kss-monolith/runtime/cache_worker.go:12.19,15.46 2 4
-github.com/genofire/hs_master-kss-monolith/runtime/cache_worker.go:21.2,21.44 1 4
-github.com/genofire/hs_master-kss-monolith/runtime/cache_worker.go:15.46,16.36 1 2
-github.com/genofire/hs_master-kss-monolith/runtime/cache_worker.go:16.36,18.4 1 1
-github.com/genofire/hs_master-kss-monolith/runtime/cache_worker.go:21.44,22.36 1 4
-github.com/genofire/hs_master-kss-monolith/runtime/cache_worker.go:22.36,24.4 1 2
-github.com/genofire/hs_master-kss-monolith/runtime/cache_worker.go:27.42,29.2 1 1
-github.com/genofire/hs_master-kss-monolith/runtime/good_release.go:11.72,12.53 1 1
-github.com/genofire/hs_master-kss-monolith/runtime/good_release.go:12.53,14.3 1 5
-github.com/genofire/hs_master-kss-monolith/runtime/good_release.go:17.51,20.2 2 7
-github.com/genofire/hs_master-kss-monolith/runtime/product_cache.go:21.13,23.2 1 1
-github.com/genofire/hs_master-kss-monolith/runtime/product_cache.go:25.42,26.46 1 2
-github.com/genofire/hs_master-kss-monolith/runtime/product_cache.go:30.2,33.16 4 1
-github.com/genofire/hs_master-kss-monolith/runtime/product_cache.go:39.2,39.43 1 1
-github.com/genofire/hs_master-kss-monolith/runtime/product_cache.go:26.46,28.3 1 1
-github.com/genofire/hs_master-kss-monolith/runtime/product_cache.go:33.16,38.3 1 1
diff --git a/runtime/auth.go b/runtime/auth.go
index 56403b3..176e60d 100644
--- a/runtime/auth.go
+++ b/runtime/auth.go
@@ -8,8 +8,7 @@ import (
 	"github.com/genofire/hs_master-kss-monolith/lib/log"
 )
 
-// TODO DRAFT for a rest request to a other microservice
-const PermissionURL = "http://localhost:8080/api-test/session/%s/%d/"
+var PermissionURL string
 
 type Permission int
 
diff --git a/runtime/auth_test.go b/runtime/auth_test.go
index b5dac2f..acad310 100644
--- a/runtime/auth_test.go
+++ b/runtime/auth_test.go
@@ -10,6 +10,7 @@ import (
 func TestAuth(t *testing.T) {
 	assert := assert.New(t)
 
+	PermissionURL = "http://localhost:8080/api-test/session/%s/%d/"
 	router := http.FileServer(http.Dir("../webroot"))
 	srv := &http.Server{
 		Addr:    ":8080",
diff --git a/runtime/product.go b/runtime/product.go
index 58e9b6f..ed785af 100644
--- a/runtime/product.go
+++ b/runtime/product.go
@@ -1,5 +1,40 @@
 package runtime
 
-type Product struct {
-	ID int64
+import (
+	"fmt"
+	"net/http"
+	"time"
+
+	"github.com/genofire/hs_master-kss-monolith/lib/log"
+)
+
+var ProductURL string
+
+type boolMicroServiceCache struct {
+	LastCheck time.Time
+	Value     bool
+}
+
+var productExistCache map[int64]boolMicroServiceCache
+
+func init() {
+	productExistCache = make(map[int64]boolMicroServiceCache)
+}
+
+func ProductExists(id int64) (bool, error) {
+	if cache, ok := productExistCache[id]; ok {
+		return cache.Value, nil
+	}
+
+	url := fmt.Sprintf(ProductURL, id)
+	log.Log.WithField("url", url).Info("exists product?")
+	res, err := http.Get(url)
+	if err != nil {
+		return false, err
+	}
+	productExistCache[id] = boolMicroServiceCache{
+		LastCheck: time.Now(),
+		Value:     (res.StatusCode == http.StatusOK),
+	}
+	return productExistCache[id].Value, nil
 }
diff --git a/runtime/product_cache.go b/runtime/product_cache.go
deleted file mode 100644
index 0c38704..0000000
--- a/runtime/product_cache.go
+++ /dev/null
@@ -1,40 +0,0 @@
-package runtime
-
-import (
-	"fmt"
-	"net/http"
-	"time"
-
-	"github.com/genofire/hs_master-kss-monolith/lib/log"
-)
-
-// TODO DRAFT for a rest request to a other microservice
-const ProductURL = "http://localhost:8080/api-test/product/%d/"
-
-type boolMicroServiceCache struct {
-	LastCheck time.Time
-	Value     bool
-}
-
-var productExistCache map[int64]boolMicroServiceCache
-
-func init() {
-	productExistCache = make(map[int64]boolMicroServiceCache)
-}
-
-func (p *Product) Exists() (bool, error) {
-	if cache, ok := productExistCache[p.ID]; ok {
-		return cache.Value, nil
-	}
-
-	url := fmt.Sprintf(ProductURL, p.ID)
-	log.Log.WithField("url", url).Info("exists product?")
-	res, err := http.Get(url)
-	if err == nil {
-		productExistCache[p.ID] = boolMicroServiceCache{
-			LastCheck: time.Now(),
-			Value:     (res.StatusCode == http.StatusOK),
-		}
-	}
-	return productExistCache[p.ID].Value, err
-}
diff --git a/runtime/product_test.go b/runtime/product_test.go
index 30ea302..979185b 100644
--- a/runtime/product_test.go
+++ b/runtime/product_test.go
@@ -10,6 +10,7 @@ import (
 func TestProductExists(t *testing.T) {
 	assert := assert.New(t)
 
+	ProductURL = "http://localhost:8080/api-test/product/%d/"
 	router := http.FileServer(http.Dir("../webroot"))
 	srv := &http.Server{
 		Addr:    ":8080",
@@ -17,16 +18,20 @@ func TestProductExists(t *testing.T) {
 	}
 	go srv.ListenAndServe()
 
-	ok, err := (&Product{ID: 3}).Exists()
+	ok, err := ProductExists(3)
 	assert.True(ok)
 	assert.NoError(err)
 
 	// test cache
-	ok, err = (&Product{ID: 3}).Exists()
+	ok, err = ProductExists(3)
 	assert.True(ok)
 	assert.NoError(err)
 
-	// WARNING: test cache after 5min skipped
+	productExistCache = make(map[int64]boolMicroServiceCache)
+	ProductURL = "http://localhost:8081/api-test/product/%d/"
+
+	ok, err = ProductExists(3)
+	assert.Error(err)
 
 	srv.Close()
 }