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add tombstone cli and mask store series using tombstones
Signed-off-by: yeya24 <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,100 @@ | ||
| // Copyright (c) The Thanos Authors. | ||
| // Licensed under the Apache License 2.0. | ||
|
|
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| package tombstone | ||
|
|
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| import ( | ||
| "context" | ||
| "encoding/json" | ||
| "fmt" | ||
| "io/ioutil" | ||
| "os" | ||
| "path" | ||
| "time" | ||
|
|
||
| "github.com/go-kit/kit/log" | ||
| "github.com/oklog/ulid" | ||
| "github.com/prometheus/prometheus/pkg/timestamp" | ||
|
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| "github.com/thanos-io/thanos/pkg/block/metadata" | ||
| "github.com/thanos-io/thanos/pkg/objstore" | ||
| "github.com/thanos-io/thanos/pkg/runutil" | ||
| ) | ||
|
|
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| const ( | ||
| // TombstoneDir is the name of directory to upload tombstones. | ||
| TombstoneDir = "thanos/tombstones" | ||
| ) | ||
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| // Tombstone represents a tombstone. | ||
| type Tombstone struct { | ||
| Matchers metadata.Matchers `json:"matchers"` | ||
| MinTime int64 `json:"minTime"` | ||
| MaxTime int64 `json:"maxTime"` | ||
| CreationTime int64 `json:"creationTime"` | ||
| Author string `json:"author"` | ||
| Reason string `json:"reason"` | ||
| } | ||
|
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| // NewTombstone returns a new instance of Tombstone. | ||
| func NewTombstone(matchers metadata.Matchers, minTime, maxTime int64, author string, reason string) *Tombstone { | ||
| return &Tombstone{ | ||
| Matchers: matchers, | ||
| MinTime: minTime, | ||
| MaxTime: maxTime, | ||
| CreationTime: timestamp.FromTime(time.Now()), | ||
| Author: author, | ||
| Reason: reason, | ||
| } | ||
| } | ||
|
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| // GenName generates file name based on Matchers, MinTime and MaxTime of a tombstone. | ||
| func GenName() string { | ||
| return fmt.Sprintf("tombstones-%s.json", ulid.MustNew(uint64(time.Now().Unix()), nil)) | ||
| } | ||
|
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| // UploadTombstone uploads the given tombstone to object storage. | ||
| func UploadTombstone(ctx context.Context, tombstone *Tombstone, bkt objstore.Bucket, logger log.Logger) error { | ||
| b, err := json.Marshal(tombstone) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
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| tmpDir := os.TempDir() | ||
|
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| tsPath := tmpDir + "/tombstone.json" | ||
| if err := ioutil.WriteFile(tsPath, b, 0644); err != nil { | ||
| return err | ||
| } | ||
|
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| return objstore.UploadFile(ctx, logger, bkt, tsPath, path.Join(TombstoneDir, GenName())) | ||
|
|
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| } | ||
|
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| // ReadTombstones returns all the tombstones present in the object storage. | ||
| func ReadTombstones(ctx context.Context, bkt objstore.InstrumentedBucketReader, logger log.Logger) ([]*Tombstone, error) { | ||
| var ts []*Tombstone | ||
|
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| if err := bkt.Iter(ctx, TombstoneDir, func(name string) error { | ||
| tombstoneFilename := path.Join("", name) | ||
| tombstoneFile, err := bkt.Get(ctx, tombstoneFilename) | ||
| if err != nil { | ||
| return nil | ||
| } | ||
| defer runutil.CloseWithLogOnErr(logger, tombstoneFile, "close bkt tombstone reader") | ||
|
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||
| var t *Tombstone | ||
| tombstone, err := ioutil.ReadAll(tombstoneFile) | ||
| if err != nil { | ||
| return nil | ||
| } | ||
| if err := json.Unmarshal(tombstone, t); err != nil { | ||
| return nil | ||
| } | ||
| ts = append(ts, t) | ||
| return nil | ||
| }); err != nil { | ||
| return nil, err | ||
| } | ||
| return ts, nil | ||
| } |