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healthcheck cluster endpoint should honor write/readQuorum per pool (#15053)

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Harshavardhana 2022-06-07 19:08:21 -07:00 committed by GitHub
parent f71b56a5d0
commit b0d7332a0c
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1 changed files with 26 additions and 10 deletions
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36
cmd/erasure-server-pool.go
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@ -2082,11 +2082,14 @@ func (z *erasureServerPools) ReadHealth(ctx context.Context) bool {
}
b := z.BackendInfo()
readQuorum := b.StandardSCData[0]
poolReadQuorums := make([]int, len(b.StandardSCData))
for i, data := range b.StandardSCData {
poolReadQuorums[i] = data
}
for poolIdx := range erasureSetUpCount {
for setIdx := range erasureSetUpCount[poolIdx] {
if erasureSetUpCount[poolIdx][setIdx] < readQuorum {
if erasureSetUpCount[poolIdx][setIdx] < poolReadQuorums[poolIdx] {
return false
}
}
@ -2123,9 +2126,12 @@ func (z *erasureServerPools) Health(ctx context.Context, opts HealthOptions) Hea
reqInfo := (&logger.ReqInfo{}).AppendTags("maintenance", strconv.FormatBool(opts.Maintenance))
b := z.BackendInfo()
writeQuorum := b.StandardSCData[0]
if writeQuorum == b.StandardSCParity {
writeQuorum++
poolWriteQuorums := make([]int, len(b.StandardSCData))
for i, data := range b.StandardSCData {
poolWriteQuorums[i] = data
if data == b.StandardSCParity {
poolWriteQuorums[i] = data + 1
}
}
var aggHealStateResult madmin.BgHealState
@ -2149,34 +2155,44 @@ func (z *erasureServerPools) Health(ctx context.Context, opts HealthOptions) Hea
for poolIdx := range erasureSetUpCount {
for setIdx := range erasureSetUpCount[poolIdx] {
if erasureSetUpCount[poolIdx][setIdx] < writeQuorum {
if erasureSetUpCount[poolIdx][setIdx] < poolWriteQuorums[poolIdx] {
logger.LogIf(logger.SetReqInfo(ctx, reqInfo),
fmt.Errorf("Write quorum may be lost on pool: %d, set: %d, expected write quorum: %d",
poolIdx, setIdx, writeQuorum))
poolIdx, setIdx, poolWriteQuorums[poolIdx]))
return HealthResult{
Healthy: false,
HealingDrives: len(aggHealStateResult.HealDisks),
PoolID: poolIdx,
SetID: setIdx,
WriteQuorum: writeQuorum,
WriteQuorum: poolWriteQuorums[poolIdx],
}
}
}
}
var maximumWriteQuorum int
for _, writeQuorum := range poolWriteQuorums {
if maximumWriteQuorum == 0 {
maximumWriteQuorum = writeQuorum
}
if writeQuorum > maximumWriteQuorum {
maximumWriteQuorum = writeQuorum
}
}
// when maintenance is not specified we don't have
// to look at the healing side of the code.
if !opts.Maintenance {
return HealthResult{
Healthy: true,
WriteQuorum: writeQuorum,
WriteQuorum: maximumWriteQuorum,
}
}
return HealthResult{
Healthy: len(aggHealStateResult.HealDisks) == 0,
HealingDrives: len(aggHealStateResult.HealDisks),
WriteQuorum: writeQuorum,
WriteQuorum: maximumWriteQuorum,
}
}