diff options
Diffstat (limited to 'adapter/statsclient/statsclient.go')
| -rw-r--r-- | adapter/statsclient/statsclient.go | 62 |
1 files changed, 35 insertions, 27 deletions
diff --git a/adapter/statsclient/statsclient.go b/adapter/statsclient/statsclient.go index 4022740..ecba292 100644 --- a/adapter/statsclient/statsclient.go +++ b/adapter/statsclient/statsclient.go @@ -120,10 +120,14 @@ func (c *StatsClient) ListStats(patterns ...string) (statNames []string, err err nul := bytes.IndexByte(dirEntry.name[:], '\x00') if nul < 0 { - Log.Warnf("no zero byte found for: %q", dirEntry.name[:]) + Log.Debugf("no zero byte found for: %q", dirEntry.name[:]) continue } name := string(dirEntry.name[:nul]) + if name == "" { + Log.Debugf("entry with empty name found (%d)", i) + continue + } Log.Debugf(" %80q (type: %v, data: %d, offset: %d) ", name, dirEntry.directoryType, dirEntry.unionData, dirEntry.offsetVector) @@ -161,7 +165,27 @@ func (c *StatsClient) DumpStats(patterns ...string) (entries []*adapter.StatEntr offset := uintptr(i) * unsafe.Sizeof(statSegDirectoryEntry{}) dirEntry := (*statSegDirectoryEntry)(add(unsafe.Pointer(&c.sharedHeader[dirOffset]), offset)) - entry := c.copyData(dirEntry) + nul := bytes.IndexByte(dirEntry.name[:], '\x00') + if nul < 0 { + Log.Debugf("no zero byte found for: %q", dirEntry.name[:]) + continue + } + name := string(dirEntry.name[:nul]) + if name == "" { + Log.Debugf("entry with empty name found (%d)", i) + continue + } + + Log.Debugf(" - %s (type: %v, data: %v, offset: %v) ", name, dirEntry.directoryType, dirEntry.unionData, dirEntry.offsetVector) + + entry := adapter.StatEntry{ + Name: name, + Type: adapter.StatType(dirEntry.directoryType), + Data: c.copyData(dirEntry), + } + + Log.Debugf("\tentry data: %#v", entry.Data) + if nameMatches(entry.Name, patterns) { entries = append(entries, &entry) } @@ -174,22 +198,10 @@ func (c *StatsClient) DumpStats(patterns ...string) (entries []*adapter.StatEntr return entries, nil } -func (c *StatsClient) copyData(dirEntry *statSegDirectoryEntry) (statEntry adapter.StatEntry) { - name := dirEntry.name[:] - if nul := bytes.IndexByte(name, '\x00'); nul < 0 { - Log.Warnf("no zero byte found for: %q", dirEntry.name[:]) - } else { - name = dirEntry.name[:nul] - } - - statEntry.Name = string(name) - statEntry.Type = adapter.StatType(dirEntry.directoryType) - - Log.Debugf(" - %s (type: %v, data: %v, offset: %v) ", statEntry.Name, statEntry.Type, dirEntry.unionData, dirEntry.offsetVector) - - switch statEntry.Type { +func (c *StatsClient) copyData(dirEntry *statSegDirectoryEntry) adapter.Stat { + switch typ := adapter.StatType(dirEntry.directoryType); typ { case adapter.ScalarIndex: - statEntry.Data = adapter.ScalarStat(dirEntry.unionData) + return adapter.ScalarStat(dirEntry.unionData) case adapter.ErrorIndex: _, errOffset, _ := c.readOffsets() @@ -203,7 +215,7 @@ func (c *StatsClient) copyData(dirEntry *statSegDirectoryEntry) (statEntry adapt val := *(*adapter.Counter)(add(unsafe.Pointer(&c.sharedHeader[0]), offset)) errData += val } - statEntry.Data = adapter.ErrorStat(errData) + return adapter.ErrorStat(errData) case adapter.SimpleCounterVector: if dirEntry.unionData == 0 { @@ -229,7 +241,7 @@ func (c *StatsClient) copyData(dirEntry *statSegDirectoryEntry) (statEntry adapt data[i] = append(data[i], val) } } - statEntry.Data = adapter.SimpleCounterStat(data) + return adapter.SimpleCounterStat(data) case adapter.CombinedCounterVector: if dirEntry.unionData == 0 { @@ -255,7 +267,7 @@ func (c *StatsClient) copyData(dirEntry *statSegDirectoryEntry) (statEntry adapt data[i] = append(data[i], val) } } - statEntry.Data = adapter.CombinedCounterStat(data) + return adapter.CombinedCounterStat(data) case adapter.NameVector: if dirEntry.unionData == 0 { @@ -269,7 +281,6 @@ func (c *StatsClient) copyData(dirEntry *statSegDirectoryEntry) (statEntry adapt nameVector := unsafe.Pointer(&c.sharedHeader[dirEntry.unionData]) // offset vecLen := vectorLen(nameVector) offsetVector := add(unsafe.Pointer(&c.sharedHeader[0]), uintptr(dirEntry.offsetVector)) - fmt.Printf("vecLen: %v\n", vecLen) data := make([]adapter.Name, vecLen) for i := uint64(0); i < vecLen; i++ { @@ -279,7 +290,6 @@ func (c *StatsClient) copyData(dirEntry *statSegDirectoryEntry) (statEntry adapt continue } nameVec := unsafe.Pointer(&c.sharedHeader[cb]) - fmt.Printf("offsetVector: %v, cb: %v\n", offsetVector, cb) vecLen2 := vectorLen(nameVec) var nameStr []byte @@ -292,15 +302,13 @@ func (c *StatsClient) copyData(dirEntry *statSegDirectoryEntry) (statEntry adapt } data[i] = adapter.Name(nameStr) } - statEntry.Data = adapter.NameStat(data) + return adapter.NameStat(data) default: - Log.Warnf("Unknown type %d for stat entry: %s", statEntry.Type, statEntry.Name) + Log.Warnf("Unknown type %d for stat entry: %q", dirEntry.directoryType, dirEntry.name) } - Log.Debugf("\tentry data: %#v", statEntry.Data) - - return statEntry + return nil } func nameMatches(name string, patterns []string) bool { |