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Pod's that share the IPC Namespace need to share /dev/shm #8192

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merged 1 commit into from
Oct 30, 2020

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rhatdan
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@rhatdan rhatdan commented Oct 29, 2020

Containers that share IPC Namespaces share each others
/dev/shm, which means a private /dev/shm needs to be setup
for the infra container.

Added a system test and an e2e test to make sure the
/dev/shm is shared.

Fixes: #8181

Signed-off-by: Daniel J Walsh [email protected]

@openshift-ci-robot openshift-ci-robot added the approved Indicates a PR has been approved by an approver from all required OWNERS files. label Oct 29, 2020
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mheon commented Oct 29, 2020

LGTM


run_podman run --rm --pod $podname $IMAGE touch /dev/shm/test1
run_podman run --rm --pod $podname $IMAGE ls /dev/shm/test1
cid1="$output"
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@zhangguanzhang zhangguanzhang Oct 30, 2020

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cid1 is not used

Containers that share IPC Namespaces share each others
/dev/shm, which means a private /dev/shm needs to be setup
for the infra container.

Added a system test and an e2e test to make sure the
/dev/shm is shared.

Fixes: containers#8181

Signed-off-by: Daniel J Walsh <[email protected]>
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@giuseppe giuseppe left a comment

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/lgtm
/hold

@openshift-ci-robot openshift-ci-robot added the do-not-merge/hold Indicates that a PR should not merge because someone has issued a /hold command. label Oct 30, 2020
@openshift-ci-robot openshift-ci-robot added the lgtm Indicates that a PR is ready to be merged. label Oct 30, 2020
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[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: giuseppe, rhatdan

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rhatdan commented Oct 30, 2020

/hold cancel

@openshift-ci-robot openshift-ci-robot removed the do-not-merge/hold Indicates that a PR should not merge because someone has issued a /hold command. label Oct 30, 2020
@openshift-merge-robot openshift-merge-robot merged commit 6b5a94c into containers:master Oct 30, 2020
@github-actions github-actions bot added the locked - please file new issue/PR Assist humans wanting to comment on an old issue or PR with locked comments. label Sep 24, 2023
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shared memory between containers in pod not working
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