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Bug 1863055: CSI drivers should tolerate any taints #71

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merged 1 commit into from
Aug 12, 2020

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jsafrane
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@jsafrane jsafrane commented Aug 3, 2020

Any node should be able to use PVCs. We don't know in advance what taints will be used in the cluster.

@openshift/storage

So masters can use PVCs.
@openshift-ci-robot openshift-ci-robot added bugzilla/severity-medium Referenced Bugzilla bug's severity is medium for the branch this PR is targeting. bugzilla/valid-bug Indicates that a referenced Bugzilla bug is valid for the branch this PR is targeting. labels Aug 3, 2020
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@jsafrane: This pull request references Bugzilla bug 1863055, which is valid. The bug has been moved to the POST state. The bug has been updated to refer to the pull request using the external bug tracker.

3 validation(s) were run on this bug
  • bug is open, matching expected state (open)
  • bug target release (4.6.0) matches configured target release for branch (4.6.0)
  • bug is in the state ASSIGNED, which is one of the valid states (NEW, ASSIGNED, ON_DEV, POST, POST)

In response to this:

Bug 1863055: Allow the driver to run on masters too

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository.

@openshift-ci-robot openshift-ci-robot added the approved Indicates a PR has been approved by an approver from all required OWNERS files. label Aug 3, 2020
@bertinatto
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/retest

@@ -16,8 +16,7 @@ spec:
serviceAccount: aws-ebs-csi-driver-node-sa
priorityClassName: system-node-critical
tolerations:
- key: CriticalAddonsOnly
operator: Exists
- operator: Exists
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IIRC this is tolerating any taints regardless of the key.

IMO we only want to tolerate the node-role.kubernetes.io/master key:

# Get one of my master nodes
oc get node/ip-10-0-130-8.us-east-2.compute.internal -o json | jq .spec.taints
[
  {
    "effect": "NoSchedule",
    "key": "node-role.kubernetes.io/master"
  }
]

As in:

      tolerations:
      - key: node-role.kubernetes.io/master
        effect: NoSchedule

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Tolerating everything is probably the best thing to do, because we don't know what node could want to run a pod with a PVC provided by the driver.

This is the same as image registry or SDN DaemonSets that tolerate everything.

Renamed to Tolerate any taints.

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ack

@jsafrane jsafrane changed the title Bug 1863055: Allow the driver to run on masters too Bug 1863055: CSI drivers should tolerate any taints Aug 10, 2020
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@jsafrane: This pull request references Bugzilla bug 1863055, which is valid.

3 validation(s) were run on this bug
  • bug is open, matching expected state (open)
  • bug target release (4.6.0) matches configured target release for branch (4.6.0)
  • bug is in the state POST, which is one of the valid states (NEW, ASSIGNED, ON_DEV, POST, POST)

In response to this:

Bug 1863055: CSI drivers should tolerate any taints

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository.

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/lgtm

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[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: bertinatto, jsafrane

The full list of commands accepted by this bot can be found here.

The pull request process is described here

Needs approval from an approver in each of these files:
  • OWNERS [bertinatto,jsafrane]

Approvers can indicate their approval by writing /approve in a comment
Approvers can cancel approval by writing /approve cancel in a comment

@openshift-ci-robot openshift-ci-robot added the lgtm Indicates that a PR is ready to be merged. label Aug 10, 2020
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/retest

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/retest

Please review the full test history for this PR and help us cut down flakes.

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/retest

Please review the full test history for this PR and help us cut down flakes.

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/retest

Please review the full test history for this PR and help us cut down flakes.

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/retest

Please review the full test history for this PR and help us cut down flakes.

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/retest

Please review the full test history for this PR and help us cut down flakes.

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/retest

Please review the full test history for this PR and help us cut down flakes.

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/retest

Please review the full test history for this PR and help us cut down flakes.

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/retest

Please review the full test history for this PR and help us cut down flakes.

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/retest

Please review the full test history for this PR and help us cut down flakes.

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/retest

Please review the full test history for this PR and help us cut down flakes.

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/retest

Please review the full test history for this PR and help us cut down flakes.

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/retest

Please review the full test history for this PR and help us cut down flakes.

@openshift-bot
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/retest

Please review the full test history for this PR and help us cut down flakes.

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/retest

Please review the full test history for this PR and help us cut down flakes.

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/retest

Please review the full test history for this PR and help us cut down flakes.

15 similar comments
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/retest

Please review the full test history for this PR and help us cut down flakes.

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/retest

Please review the full test history for this PR and help us cut down flakes.

@openshift-bot
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/retest

Please review the full test history for this PR and help us cut down flakes.

@openshift-bot
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/retest

Please review the full test history for this PR and help us cut down flakes.

@openshift-bot
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/retest

Please review the full test history for this PR and help us cut down flakes.

@openshift-bot
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/retest

Please review the full test history for this PR and help us cut down flakes.

@openshift-bot
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/retest

Please review the full test history for this PR and help us cut down flakes.

@openshift-bot
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/retest

Please review the full test history for this PR and help us cut down flakes.

@openshift-bot
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/retest

Please review the full test history for this PR and help us cut down flakes.

@openshift-bot
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/retest

Please review the full test history for this PR and help us cut down flakes.

@openshift-bot
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/retest

Please review the full test history for this PR and help us cut down flakes.

@openshift-bot
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/retest

Please review the full test history for this PR and help us cut down flakes.

@openshift-bot
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/retest

Please review the full test history for this PR and help us cut down flakes.

@openshift-bot
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/retest

Please review the full test history for this PR and help us cut down flakes.

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/retest

Please review the full test history for this PR and help us cut down flakes.

@openshift-merge-robot openshift-merge-robot merged commit 79d909b into openshift:master Aug 12, 2020
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@jsafrane: All pull requests linked via external trackers have merged: openshift/aws-ebs-csi-driver-operator#71. Bugzilla bug 1863055 has been moved to the MODIFIED state.

In response to this:

Bug 1863055: CSI drivers should tolerate any taints

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository.

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