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ec.encode: Explictly mount EC shards after volume conversion. (#6528)
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Browse Source 
This guarantees EC shards are immediately available after encoding,
even if not affected by subsequent re-balancing.
This commit is contained in:
Lisandro Pin
2025-02-10 18:49:58 +01:00
committed by GitHub
parent de66c82252
commit 392656d59e
1 changed files with 12 additions and 2 deletions
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14
weed/shell/command_ec_encode.go
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@@ -143,6 +143,7 @@ func doEcEncode(commandEnv *CommandEnv, collection string, vid needle.VolumeId,
if !found { if !found {
return fmt.Errorf("volume %d not found", vid) return fmt.Errorf("volume %d not found", vid)
} }
target := locations[0]
// mark the volume as readonly // mark the volume as readonly
ewg = NewErrorWaitGroup(maxParallelization) ewg = NewErrorWaitGroup(maxParallelization)
@@ -159,8 +160,8 @@ func doEcEncode(commandEnv *CommandEnv, collection string, vid needle.VolumeId,
} }
// generate ec shards // generate ec shards
if err := generateEcShards(commandEnv.option.GrpcDialOption, vid, collection, locations[0].ServerAddress()); err != nil { if err := generateEcShards(commandEnv.option.GrpcDialOption, vid, collection, target.ServerAddress()); err != nil {
return fmt.Errorf("generate ec shards for volume %d on %s: %v", vid, locations[0].Url, err) return fmt.Errorf("generate ec shards for volume %d on %s: %v", vid, target.Url, err)
} }
// ask the source volume server to delete the original volume // ask the source volume server to delete the original volume
@@ -178,6 +179,15 @@ func doEcEncode(commandEnv *CommandEnv, collection string, vid needle.VolumeId,
return err return err
} }
// mount all ec shards for the converted volume
shardIds := make([]uint32, erasure_coding.TotalShardsCount)
for i := range shardIds {
shardIds[i] = uint32(i)
}
if err := mountEcShards(commandEnv.option.GrpcDialOption, collection, vid, target.ServerAddress(), shardIds); err != nil {
return fmt.Errorf("mount ec shards for volume %d on %s: %v", vid, target.Url, err)
}
return nil return nil
} }