forked from vitessio/vitess
/
utils.go
26 lines (23 loc) · 829 Bytes
/
utils.go
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package vttablet
import (
"strings"
log "github.com/golang/glog"
"github.com/youtube/vitess/go/vt/topo"
)
// TabletParamToTabletAlias takes either an old style ZK tablet path or a
// new style tablet alias as a string, and returns a TabletAlias.
func TabletParamToTabletAlias(param string) topo.TabletAlias {
if param[0] == '/' {
// old zookeeper path, convert to new-style string tablet alias
zkPathParts := strings.Split(param, "/")
if len(zkPathParts) != 6 || zkPathParts[0] != "" || zkPathParts[1] != "zk" || zkPathParts[3] != "vt" || zkPathParts[4] != "tablets" {
log.Fatalf("Invalid tablet path: %v", param)
}
param = zkPathParts[2] + "-" + zkPathParts[5]
}
result, err := topo.ParseTabletAliasString(param)
if err != nil {
log.Fatalf("Invalid tablet alias %v: %v", param, err)
}
return result
}