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improve error if topo server is not specified #4169

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Merged
demmer merged 1 commit into from
Aug 31, 2018
Merged

improve error if topo server is not specified #4169

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3 changes: 3 additions & 0 deletions go/vt/topo/server.go
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Original file line number Diff line number Diff line change
Expand Up @@ -207,6 +207,9 @@ func OpenServer(implementation, serverAddress, root string) (*Server, error) {
// Open returns a Server using the command line parameter flags
// for implementation, address and root. It log.Exits out if an error occurs.
func Open() *Server {
if *topoGlobalServerAddress == "" {
log.Exitf("topo_global_server_address must be configured")
}
ts, err := OpenServer(*topoImplementation, *topoGlobalServerAddress, *topoGlobalRoot)
if err != nil {
log.Exitf("Failed to open topo server (%v,%v,%v): %v", *topoImplementation, *topoGlobalServerAddress, *topoGlobalRoot, err)
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