Merge pull request #15 from TRON-US/service-domains

BTFS-1011: Add Services for external services config

config.go

@@ -27,10 +27,11 @@ type Config struct {
 	Swarm     SwarmConfig
 	Pubsub    PubsubConfig
 
-	Provider           Provider
-	Reprovider         Reprovider
-	StatusServerDomain string
-	Experimental       Experiments
+	Services Services // External service domains and info
+
+	Provider     Provider
+	Reprovider   Reprovider
+	Experimental Experiments
 }
 
 const (

init.go

@@ -70,7 +70,7 @@ func Init(out io.Writer, nBitsForKeypair int, keyType string, importKey string,
 			},
 			APICommands: []string{},
 		},
-		StatusServerDomain: "https://db.btfs.io",
+		Services: DefaultServicesConfig(),
 		Reprovider: Reprovider{
 			Interval: "12h",
 			Strategy: "all",
@@ -165,6 +165,18 @@ func DefaultDatastoreConfig() Datastore {
 	}
 }
 
+// DefaultServicesConfig returns the default set of configs for external services.
+func DefaultServicesConfig() Services {
+	return Services{
+		StatusServerDomain: "https://db.btfs.io", // TODO: future -> status.btfs.io
+		HubDomain:          "https://hub.btfs.io",
+		EscrowDomain:       "https://escrow.btfs.io",
+		GuardDomain:        "https://guard.btfs.io",
+		EscrowPubKeys:      []string{}, // TODO: TBD
+		GuardPubKeys:       []string{}, // TODO: TBD
+	}
+}
+
 // identityConfig initializes a new identity.
 func identityConfig(out io.Writer, nbits int, keyType string, importKey string) (Identity, error) {
 	// TODO guard higher up

migrations.go

@@ -0,0 +1,16 @@
+package config
+
+import (
+	"reflect"
+)
+
+// MigrateConfig migrates config options to the latest known version
+// It may correct incompatible configs as well
+func MigrateConfig(cfg *Config) bool {
+	emptyServices := Services{}
+	if reflect.DeepEqual(cfg.Services, emptyServices) {
+		cfg.Services = DefaultServicesConfig()
+		return true
+	}
+	return false
+}

services.go

@@ -0,0 +1,11 @@
+package config
+
+type Services struct {
+	StatusServerDomain string
+	HubDomain          string
+	EscrowDomain       string
+	GuardDomain        string
+
+	EscrowPubKeys []string
+	GuardPubKeys  []string
+}