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https://github.com/opencontainers/runc.git
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Kir Kolyshkin
b9114d91e2
Commit bfbd0305b added IOPriority field into both Config and Process,
but forgot to add a mechanism to actually use Process.IOPriority.
As a result, runc exec does not set Process.IOPriority ever.
Fix it, and a test case (which fails before the fix).
Signed-off-by: Kir Kolyshkin <kolyshkin@gmail.com>
45 lines
1012 B
Bash
45 lines
1012 B
Bash
#!/usr/bin/env bats
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load helpers
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function setup() {
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setup_debian
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}
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function teardown() {
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teardown_bundle
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}
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@test "ioprio_set is applied to process group" {
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# Create a container with a specific I/O priority.
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update_config '.process.ioPriority = {"class": "IOPRIO_CLASS_BE", "priority": 4}'
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runc run -d --console-socket "$CONSOLE_SOCKET" test_ioprio
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[ "$status" -eq 0 ]
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# Check the init process.
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runc exec test_ioprio ionice -p 1
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[ "$status" -eq 0 ]
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[ "${lines[0]}" = 'best-effort: prio 4' ]
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# Check an exec process, which should derive ioprio from config.json.
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runc exec test_ioprio ionice
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[ "$status" -eq 0 ]
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[ "${lines[0]}" = 'best-effort: prio 4' ]
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# Check an exec with a priority taken from process.json,
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# which should override the ioprio in config.json.
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proc='
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{
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"terminal": false,
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"ioPriority": {
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"class": "IOPRIO_CLASS_IDLE"
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},
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"args": [ "/usr/bin/ionice" ],
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"cwd": "/"
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}'
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runc exec --process <(echo "$proc") test_ioprio
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[ "$status" -eq 0 ]
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[ "${lines[0]}" = 'idle' ]
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}
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