Move machine-auth-api-key to shared.Commons

Signed-off-by: Christian Richter <crichter@owncloud.com>

extensions/proxy/pkg/config/defaults/defaultconfig.go

@@ -1,6 +1,7 @@
 package defaults
 
 import (
+	"log"
 	"path"
 	"strings"
 
@@ -45,7 +46,6 @@ func DefaultConfig() *config.Config {
 		AccountBackend:        "accounts",
 		UserOIDCClaim:         "email",
 		UserCS3Claim:          "mail",
-		MachineAuthAPIKey:     "change-me-please",
 		AutoprovisionAccounts: false,
 		EnableBasicAuth:       false,
 		InsecureBackends:      false,
@@ -185,6 +185,12 @@ func EnsureDefaults(cfg *config.Config) {
 	} else {
 		cfg.TokenManager = &config.TokenManager{}
 	}
+
+	if cfg.MachineAuthAPIKey == "" && cfg.Commons != nil && cfg.Commons.MachineAuthAPIKey != "" {
+		cfg.MachineAuthAPIKey = cfg.Commons.MachineAuthAPIKey
+	} else {
+		log.Fatalf("machine auth api key is not set up properly, bailing out (%s)", cfg.Service.Name)
+	}
 }
 
 func Sanitize(cfg *config.Config) {