func main() { ctx := context.Background() // Set up admin client, tables, and column families. // NewAdminClient uses Application Default Credentials to authenticate. adminClient, err := bigtable.NewAdminClient(ctx, project, zone, cluster) if err != nil { log.Fatalf("Unable to create a table admin client. %v", err) } tables, err := adminClient.Tables(ctx) if err != nil { log.Fatalf("Unable to fetch table list. %v", err) } if !sliceContains(tables, tableName) { if err := adminClient.CreateTable(ctx, tableName); err != nil { log.Fatalf("Unable to create table: %v. %v", tableName, err) } } tblInfo, err := adminClient.TableInfo(ctx, tableName) if err != nil { log.Fatalf("Unable to read info for table: %v. %v", tableName, err) } if !sliceContains(tblInfo.Families, familyName) { if err := adminClient.CreateColumnFamily(ctx, tableName, familyName); err != nil { log.Fatalf("Unable to create column family: %v. %v", familyName, err) } } adminClient.Close() // Set up Bigtable data operations client. // NewClient uses Application Default Credentials to authenticate. client, err = bigtable.NewClient(ctx, project, zone, cluster) if err != nil { log.Fatalf("Unable to create data operations client. %v", err) } http.Handle("/", appHandler(mainHandler)) appengine.Main() // Never returns. }
func main() { http.HandleFunc("/", handleMainPage) http.HandleFunc("/sign", handleSign) appengine.Main() }
func main() { http.HandleFunc("/", handle) appengine.Main() }