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Fix when statefulset reserveOrdinals exist, scale down pvc failed #1531

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merged 1 commit into from
Mar 21, 2024

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@zmberg zmberg commented Mar 21, 2024

Ⅰ. Describe what this PR does

#1530

Ⅱ. Does this pull request fix one issue?

Ⅲ. Describe how to verify it

Ⅳ. Special notes for reviews

@kruise-bot kruise-bot added the size/L size/L: 100-499 label Mar 21, 2024
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codecov bot commented Mar 21, 2024

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 47.91%. Comparing base (7270f40) to head (fadb1fe).
Report is 2 commits behind head on master.

Additional details and impacted files
@@            Coverage Diff             @@
##           master    #1531      +/-   ##
==========================================
+ Coverage   47.90%   47.91%   +0.01%     
==========================================
  Files         162      162              
  Lines       23482    23491       +9     
==========================================
+ Hits        11248    11256       +8     
- Misses      11013    11014       +1     
  Partials     1221     1221              
Flag Coverage Δ
unittests 47.91% <100.00%> (+0.01%) ⬆️

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func getStatefulSetReplicasCountAndReserveOrdinals(set *appsv1beta1.StatefulSet) (int, sets.Int) {
reserveOrdinals := sets.NewInt(set.Spec.ReserveOrdinals...)
replicaCount := 0
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replicaCount -> ordinal

@@ -693,3 +718,15 @@ func decreaseAndCheckMaxUnavailable(maxUnavailable *int) bool {
*maxUnavailable = val
return val <= 0
}

func getStatefulSetReplicasCountAndReserveOrdinals(set *appsv1beta1.StatefulSet) (int, sets.Int) {
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getStatefulSetReplicasCountAndReserveOrdinals -> getStatefulSetReplicasRange

plz leave comment in the code about the return value ,e.g ordinalCount, reservedOrdinals

@@ -203,6 +216,18 @@ func updateClaimOwnerRefForSetAndPod(claim *v1.PersistentVolumeClaim, set *appsv
updateMeta(&podMeta, "Pod")
setMeta := set.TypeMeta
updateMeta(&setMeta, "StatefulSet")
// replicaCount and reserveOrdinals are used to support reserveOrdinals scenarios as follows:
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we can move this comment before the func definition of getStatefulSetReplicasCountAndReserveOrdinals

},
},
{
name: "reserveOrdinals is [2,3], scaleDown=false, whenScaled=Retain, whenDeleted=Delete",
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what about make reserveOrdinals cover the boundary case,e.g. "reserveOrdinals is [2,4]"

Signed-off-by: liheng.zms <liheng.zms@alibaba-inc.com>
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/lgtm

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zmberg commented Mar 21, 2024

/approve

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[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: zmberg

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@kruise-bot kruise-bot merged commit f843b85 into openkruise:master Mar 21, 2024
33 of 34 checks passed
zmberg added a commit that referenced this pull request Mar 21, 2024
)

Signed-off-by: liheng.zms <liheng.zms@alibaba-inc.com>
zmberg added a commit that referenced this pull request Mar 21, 2024
)

Signed-off-by: liheng.zms <liheng.zms@alibaba-inc.com>
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3 participants