load reva gateway and token manager from common config

extensions/user/pkg/command/command.go

@@ -12,6 +12,7 @@ import (
 	"github.com/oklog/run"
 	"github.com/owncloud/ocis/extensions/storage/pkg/server/debug"
 	"github.com/owncloud/ocis/extensions/user/pkg/config"
+	"github.com/owncloud/ocis/extensions/user/pkg/config/parser"
 	ociscfg "github.com/owncloud/ocis/ocis-pkg/config"
 	"github.com/owncloud/ocis/ocis-pkg/ldap"
 	"github.com/owncloud/ocis/ocis-pkg/log"
@@ -26,6 +27,9 @@ func User(cfg *config.Config) *cli.Command {
 	return &cli.Command{
 		Name:  "users",
 		Usage: "start users service",
+		Before: func(ctx *cli.Context) error {
+			return parser.ParseConfig(cfg)
+		},
 		Action: func(c *cli.Context) error {
 			logCfg := cfg.Logging
 			logger := log.NewLogger(
@@ -116,8 +120,8 @@ func usersConfigFromStruct(c *cli.Context, cfg *config.Config) map[string]interf
 			"tracing_service_name": c.Command.Name,
 		},
 		"shared": map[string]interface{}{
-			"jwt_secret":                cfg.JWTSecret,
-			"gatewaysvc":                cfg.GatewayEndpoint,
+			"jwt_secret":                cfg.TokenManager.JWTSecret,
+			"gatewaysvc":                cfg.Reva.Address,
 			"skip_user_groups_in_token": cfg.SkipUserGroupsInToken,
 		},
 		"grpc": map[string]interface{}{

extensions/user/pkg/config/config.go

@@ -12,8 +12,9 @@ type Config struct {
 
 	GRPC GRPCConfig `yaml:"grpc,omitempty"`
 
-	JWTSecret             string  `yaml:"jwt_secret,omitempty"`
-	GatewayEndpoint       string  `yaml:"gateway_endpoint,omitempty"`
+	TokenManager *TokenManager `yaml:"token_manager,omitempty"`
+	Reva         *Reva         `yaml:"reva,omitempty"`
+
 	SkipUserGroupsInToken bool    `yaml:"skip_user_groups_in_token,omitempty"`
 	UsersCacheExpiration  int     `yaml:"users_cache_expiration,omitempty"`
 	Driver                string  `yaml:"driver,omitempty"`

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

@@ -31,9 +31,10 @@ func DefaultConfig() *config.Config {
 			Name: "user",
 		},
 		UsersCacheExpiration: 5,
-		GatewayEndpoint:      "127.0.0.1:9142",
-		JWTSecret:            "Pive-Fumkiu4",
-		Driver:               "ldap",
+		Reva: &config.Reva{
+			Address: "127.0.0.1:9142",
+		},
+		Driver: "ldap",
 		Drivers: config.Drivers{
 			LDAP: config.LDAPDriver{
 				URI:              "ldaps://localhost:9126",
@@ -106,6 +107,22 @@ func EnsureDefaults(cfg *config.Config) {
 	} else if cfg.Tracing == nil {
 		cfg.Tracing = &config.Tracing{}
 	}
+
+	if cfg.Reva == nil && cfg.Commons != nil && cfg.Commons.Reva != nil {
+		cfg.Reva = &config.Reva{
+			Address: cfg.Commons.Reva.Address,
+		}
+	} else if cfg.Reva == nil {
+		cfg.Reva = &config.Reva{}
+	}
+
+	if cfg.TokenManager == nil && cfg.Commons != nil && cfg.Commons.TokenManager != nil {
+		cfg.TokenManager = &config.TokenManager{
+			JWTSecret: cfg.Commons.TokenManager.JWTSecret,
+		}
+	} else if cfg.TokenManager == nil {
+		cfg.TokenManager = &config.TokenManager{}
+	}
 }
 
 func Sanitize(cfg *config.Config) {

extensions/user/pkg/config/parser/parse.go

@@ -0,0 +1,33 @@
+package parser
+
+import (
+	"errors"
+
+	"github.com/owncloud/ocis/extensions/user/pkg/config"
+	"github.com/owncloud/ocis/extensions/user/pkg/config/defaults"
+	ociscfg "github.com/owncloud/ocis/ocis-pkg/config"
+
+	"github.com/owncloud/ocis/ocis-pkg/config/envdecode"
+)
+
+// ParseConfig loads accounts configuration from known paths.
+func ParseConfig(cfg *config.Config) error {
+	_, err := ociscfg.BindSourcesToStructs(cfg.Service.Name, cfg)
+	if err != nil {
+		return err
+	}
+
+	defaults.EnsureDefaults(cfg)
+
+	// load all env variables relevant to the config in the current context.
+	if err := envdecode.Decode(cfg); err != nil {
+		// no environment variable set for this config is an expected "error"
+		if !errors.Is(err, envdecode.ErrNoTargetFieldsAreSet) {
+			return err
+		}
+	}
+
+	defaults.Sanitize(cfg)
+
+	return nil
+}

extensions/user/pkg/config/reva.go

@@ -0,0 +1,11 @@
+package config
+
+// Reva defines all available REVA configuration.
+type Reva struct {
+	Address string `yaml:"address" env:"REVA_GATEWAY"`
+}
+
+// TokenManager is the config for using the reva token manager
+type TokenManager struct {
+	JWTSecret string `yaml:"jwt_secret" env:"OCIS_JWT_SECRET;OCS_JWT_SECRET"`
+}