chore: add site flag to buildinfo (coder#14868)

Author: ethanndickson

buildinfo/buildinfo.go

@@ -24,6 +24,9 @@ var (
 	// Updated by buildinfo_slim.go on start.
 	slim bool
 
+	// Updated by buildinfo_site.go on start.
+	site bool
+
 	// Injected with ldflags at build, see scripts/build_go.sh
 	tag  string
 	agpl string // either "true" or "false", ldflags does not support bools
@@ -95,6 +98,11 @@ func IsSlim() bool {
 	return slim
 }
 
+// HasSite returns true if the frontend is embedded in the build.
+func HasSite() bool {
+	return site
+}
+
 // IsAGPL returns true if this is an AGPL build.
 func IsAGPL() bool {
 	return strings.Contains(agpl, "t")

buildinfo/buildinfo_site.go

@@ -0,0 +1,7 @@
+//go:build embed
+
+package buildinfo
+
+func init() {
+	site = true
+}

cli/root.go

@@ -411,7 +411,7 @@ func (r *RootCmd) Command(subcommands []*serpent.Command) (*serpent.Command, err
 		{
 			Flag:        varNoOpen,
 			Env:         "CODER_NO_OPEN",
-			Description: "Suppress opening the browser after logging in.",
+			Description: "Suppress opening the browser when logging in, or starting the server.",
 			Value:       serpent.BoolOf(&r.noOpen),
 			Hidden:      true,
 			Group:       globalGroup,

cli/server.go

@@ -492,7 +492,12 @@ func (r *RootCmd) Server(newAPI func(context.Context, *coderd.Options) (*coderd.
 				BorderForeground(lipgloss.Color("12")).
 				Render(fmt.Sprintf("View the Web UI:\n%s",
 					pretty.Sprint(cliui.DefaultStyles.Hyperlink, accessURL))))
-			_ = openURL(inv, accessURL)
+			if buildinfo.HasSite() {
+				err = openURL(inv, accessURL)
+				if err == nil {
+					cliui.Infof(inv.Stdout, "Opening local browser... You can disable this by passing --no-open.\n")
+				}
+			}
 
 			// Used for zero-trust instance identity with Google Cloud.
 			googleTokenValidator, err := idtoken.NewValidator(ctx, option.WithoutAuthentication())