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tools: etcd-dump-logs tool support dump from a given snapshot file

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This commit is contained in:
Xiang Li 2015-02-11 10:50:04 -08:00
parent 71bed48916
commit 161b1d2e2e
1 changed files with 15 additions and 4 deletions
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17
tools/etcd-dump-logs/main.go
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@ -32,13 +32,24 @@ import (
func main() { func main() {
from := flag.String("data-dir", "", "") from := flag.String("data-dir", "", "")
snapfile := flag.String("snap-file", "", "The base name of snapshot file to read")
flag.Parse() flag.Parse()
if *from == "" { if *from == "" {
log.Fatal("Must provide -data-dir flag") log.Fatal("Must provide -data-dir flag")
} }
var (
snapshot *raftpb.Snapshot
err error
)
if *snapfile == "" {
ss := snap.New(snapDir(*from)) ss := snap.New(snapDir(*from))
snapshot, err := ss.Load() snapshot, err = ss.Load()
} else {
snapshot, err = snap.Read(path.Join(snapDir(*from), *snapfile))
}
var walsnap walpb.Snapshot var walsnap walpb.Snapshot
switch err { switch err {
case nil: case nil:
@ -102,9 +113,9 @@ func main() {
} }
} }
func walDir(dataDir string) string { return path.Join(dataDir, "wal") } func walDir(dataDir string) string { return path.Join(dataDir, "member", "wal") }
func snapDir(dataDir string) string { return path.Join(dataDir, "snap") } func snapDir(dataDir string) string { return path.Join(dataDir, "member", "snap") }
func parseWALMetadata(b []byte) (id, cid types.ID) { func parseWALMetadata(b []byte) (id, cid types.ID) {
var metadata etcdserverpb.Metadata var metadata etcdserverpb.Metadata