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default to skip if less than 4 nodes

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This commit is contained in:
chrislu
2023-10-05 11:13:48 -07:00
parent 7b3c63a8af
commit 0fd7222d65
2 changed files with 23 additions and 18 deletions
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22
weed/shell/command_ec_decode.go
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@@ -4,7 +4,6 @@ import (
"context"
"flag"
"fmt"
"github.com/seaweedfs/seaweedfs/weed/glog"
"github.com/seaweedfs/seaweedfs/weed/pb"
"github.com/seaweedfs/seaweedfs/weed/storage/types"
"io"
@@ -39,14 +38,12 @@ func (c *commandEcDecode) Help() string {
}
func (c *commandEcDecode) Do(args []string, commandEnv *CommandEnv, writer io.Writer) (err error) {
encodeCommand := flag.NewFlagSet(c.Name(), flag.ContinueOnError)
volumeId := encodeCommand.Int("volumeId", 0, "the volume id")
collection := encodeCommand.String("collection", "", "the collection name")
forceChanges := encodeCommand.Bool("force", false, "force the encoding even if the cluster has less than recommended 4 nodes")
if err = encodeCommand.Parse(args); err != nil {
decodeCommand := flag.NewFlagSet(c.Name(), flag.ContinueOnError)
volumeId := decodeCommand.Int("volumeId", 0, "the volume id")
collection := decodeCommand.String("collection", "", "the collection name")
if err = decodeCommand.Parse(args); err != nil {
return nil
}
infoAboutSimulationMode(writer, *forceChanges, "-force")
if err = commandEnv.confirmIsLocked(args); err != nil {
return
@@ -60,17 +57,6 @@ func (c *commandEcDecode) Do(args []string, commandEnv *CommandEnv, writer io.Wr
return err
}
if !*forceChanges {
var nodeCount int
eachDataNode(topologyInfo, func(dc string, rack RackId, dn *master_pb.DataNodeInfo) {
nodeCount++
})
if nodeCount < erasure_coding.ParityShardsCount {
glog.V(0).Infof("skip erasure coding with %d nodes, less than recommended %d nodes", nodeCount, erasure_coding.ParityShardsCount)
return nil
}
}
// volumeId is provided
if vid != 0 {
return doEcDecode(commandEnv, topologyInfo, *collection, vid)