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https://github.com/containers/podman
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cbbb1a80f5
On EOF of STDIN, we need to perform a one-sided close of the attach connection on the client side, to ensure that STDIN finishing will also cause the exec session to terminate, instead of hang. Fixes #7360 Signed-off-by: Matthew Heon <mheon@redhat.com>
105 lines
3.5 KiB
Bash
105 lines
3.5 KiB
Bash
#!/usr/bin/env bats -*- bats -*-
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#
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# Tests for podman exec
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#
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load helpers
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@test "podman exec - basic test" {
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rand_filename=$(random_string 20)
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rand_content=$(random_string 50)
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# Start a container. Write random content to random file, then stay
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# alive as long as file exists. (This test will remove that file soon.)
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run_podman run -d $IMAGE sh -c \
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"echo $rand_content >/$rand_filename;echo READY;while [ -f /$rand_filename ]; do sleep 1; done"
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cid="$output"
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wait_for_ready $cid
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run_podman exec $cid sh -c "cat /$rand_filename"
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is "$output" "$rand_content" "Can exec and see file in running container"
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# Specially defined situations: exec a dir, or no such command.
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# We don't check the full error message because runc & crun differ.
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run_podman 126 exec $cid /etc
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is "$output" ".*permission denied" "podman exec /etc"
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run_podman 127 exec $cid /no/such/command
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is "$output" ".*such file or dir" "podman exec /no/such/command"
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# Done
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run_podman exec $cid rm -f /$rand_filename
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run_podman wait $cid
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is "$output" "0" "output from podman wait (container exit code)"
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run_podman rm $cid
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}
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@test "podman exec - leak check" {
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skip_if_remote "test is meaningless over remote"
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# Start a container in the background then run exec command
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# three times and make sure no any exec pid hash file leak
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run_podman run -td $IMAGE /bin/sh
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cid="$output"
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is "$(check_exec_pid)" "" "exec pid hash file indeed doesn't exist"
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for i in {1..3}; do
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run_podman exec $cid /bin/true
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done
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is "$(check_exec_pid)" "" "there isn't any exec pid hash file leak"
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run_podman stop --time 1 $cid
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run_podman rm -f $cid
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}
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# Issue #4785 - piping to exec statement - fixed in #4818
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# Issue #5046 - piping to exec truncates results (actually a conmon issue)
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@test "podman exec - cat from stdin" {
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run_podman run -d $IMAGE sh -c 'while [ ! -e /stop ]; do sleep 0.1;done'
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cid="$output"
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echo_string=$(random_string 20)
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run_podman exec -i $cid cat < <(echo $echo_string)
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is "$output" "$echo_string" "output read back from 'exec cat'"
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# #5046 - large file content gets lost via exec
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# Generate a large file with random content; get a hash of its content
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local bigfile=${PODMAN_TMPDIR}/bigfile
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dd if=/dev/urandom of=$bigfile bs=1024 count=1500
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expect=$(sha512sum $bigfile | awk '{print $1}')
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# Transfer it to container, via exec, make sure correct #bytes are sent
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run_podman exec -i $cid dd of=/tmp/bigfile bs=512 <$bigfile
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is "${lines[0]}" "3000+0 records in" "dd: number of records in"
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is "${lines[1]}" "3000+0 records out" "dd: number of records out"
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# Verify sha. '% *' strips off the path, keeping only the SHA
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run_podman exec $cid sha512sum /tmp/bigfile
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is "${output% *}" "$expect" "SHA of file in container"
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# Clean up
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run_podman exec $cid touch /stop
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run_podman wait $cid
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run_podman rm $cid
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}
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# #6829 : add username to /etc/passwd inside container if --userns=keep-id
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@test "podman exec - with keep-id" {
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# Multiple --userns options confirm command-line override (last one wins)
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run_podman run -d --userns=private --userns=keep-id $IMAGE sh -c \
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"echo READY;while [ ! -f /tmp/stop ]; do sleep 1; done"
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cid="$output"
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wait_for_ready $cid
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run_podman exec $cid id -un
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is "$output" "$(id -un)" "container is running as current user"
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run_podman exec --user=$(id -un) $cid touch /tmp/stop
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run_podman wait $cid
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run_podman rm $cid
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}
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# vim: filetype=sh
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