@@ -30,6 +30,7 @@ commander.version(process.env.VERSION || "development")
3030 . option ( "-H, --allow-http" , "Allow http connections." , false )
3131 . option ( "-P, --password <value>" , "DEPRECATED: Use the PASSWORD environment variable instead. Specify a password for authentication." )
3232 . option ( "--disable-telemetry" , "Disables ALL telemetry." , false )
33+ . option ( "--socket <value>" , "Listen on a UNIX socket. Host and port will be ignored when set." )
3334 . option ( "--install-extension <value>" , "Install an extension by its ID." )
3435 . option ( "--bootstrap-fork <name>" , "Used for development. Never set." )
3536 . option ( "--extra-args <args>" , "Used for development. Never set." )
@@ -63,6 +64,7 @@ const bold = (text: string | number): string | number => {
6364 readonly open ?: boolean ;
6465 readonly cert ?: string ;
6566 readonly certKey ?: string ;
67+ readonly socket ?: string ;
6668
6769 readonly installExtension ?: string ;
6870
@@ -267,7 +269,11 @@ const bold = (text: string | number): string | number => {
267269 } ) ;
268270
269271 logger . info ( "Starting webserver..." , field ( "host" , options . host ) , field ( "port" , options . port ) ) ;
270- app . server . listen ( options . port , options . host ) ;
272+ if ( options . socket ) {
273+ app . server . listen ( options . socket ) ;
274+ } else {
275+ app . server . listen ( options . port , options . host ) ;
276+ }
271277 let clientId = 1 ;
272278 app . wss . on ( "connection" , ( ws , req ) => {
273279 const id = clientId ++ ;
@@ -284,7 +290,11 @@ const bold = (text: string | number): string | number => {
284290 } ) ;
285291 app . wss . on ( "error" , ( err : NodeJS . ErrnoException ) => {
286292 if ( err . code === "EADDRINUSE" ) {
287- logger . error ( `Port ${ bold ( options . port ) } ${ options . port } ) ;
293+ if ( options . socket ) {
294+ logger . error ( `Socket ${ bold ( options . socket ) } ) ;
295+ } else {
296+ logger . error ( `Port ${ bold ( options . port ) } ${ options . port } ) ;
297+ }
288298 process . exit ( 1 ) ;
289299 }
290300 } ) ;
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