multi: implement lit-autopilot rpc server

Author: ellemouton

itest/litd_mode_integrated_test.go

@@ -153,6 +153,14 @@ var (
 		litConn := litrpc.NewAccountsClient(c)
 		return litConn.ListAccounts(ctx, &litrpc.ListAccountsRequest{})
 	}
+	litAutopilotRequestFn = func(ctx context.Context,
+		c grpc.ClientConnInterface) (proto.Message, error) {
+
+		litConn := litrpc.NewAutopilotClient(c)
+		return litConn.ListAutopilotFeatures(
+			ctx, &litrpc.ListAutopilotFeaturesRequest{},
+		)
+	}
 	litMacaroonFn = func(cfg *LitNodeConfig) string {
 		return cfg.LitMacPath
 	}
@@ -232,6 +240,13 @@ var (
 		successPattern:    "\"accounts\":[]",
 		allowedThroughLNC: false,
 		grpcWebURI:        "/litrpc.Accounts/ListAccounts",
+	}, {
+		name:              "litrpc-autopilot",
+		macaroonFn:        litMacaroonFn,
+		requestFn:         litAutopilotRequestFn,
+		successPattern:    "\"features\":{",
+		allowedThroughLNC: true,
+		grpcWebURI:        "/litrpc.Autopilot/ListAutopilotFeatures",
 	}}
 
 	// customURIs is a map of endpoint URIs that we want to allow via a

perms/permissions.go

@@ -62,10 +62,26 @@ var (
 			Entity: "account",
 			Action: "write",
 		}},
-		"/litrpc.Lit/ListActions": {{
+		"/litrpc.Firewall/ListActions": {{
 			Entity: "actions",
 			Action: "read",
 		}},
+		"/litrpc.Autopilot/ListAutopilotFeatures": {{
+			Entity: "autopilot",
+			Action: "read",
+		}},
+		"/litrpc.Autopilot/AddAutopilotSession": {{
+			Entity: "autopilot",
+			Action: "write",
+		}},
+		"/litrpc.Autopilot/ListAutopilotSessions": {{
+			Entity: "autopilot",
+			Action: "read",
+		}},
+		"/litrpc.Autopilot/RevokeAutopilotSession": {{
+			Entity: "autopilot",
+			Action: "write",
+		}},
 	}
 
 	// whiteListedLNDMethods is a map of all lnd RPC methods that don't

session/interface.go

@@ -15,12 +15,12 @@ import (
 type Type uint8
 
 const (
-	TypeMacaroonReadonly     Type = 0
-	TypeMacaroonAdmin        Type = 1
-	TypeMacaroonCustom       Type = 2
-	TypeUIPassword           Type = 3
-	typeReservedForFutureUse Type = 4
-	TypeMacaroonAccount      Type = 5
+	TypeMacaroonReadonly Type = 0
+	TypeMacaroonAdmin    Type = 1
+	TypeMacaroonCustom   Type = 2
+	TypeUIPassword       Type = 3
+	TypeAutopilot        Type = 4
+	TypeMacaroonAccount  Type = 5
 )
 
 // State represents the state of a session.