forked from containers/podman
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030-run.bats
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030-run.bats
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#!/usr/bin/env bats
load helpers
load helpers.network
@test "podman run - basic tests" {
rand=$(random_string 30)
err_no_such_cmd="Error:.*/no/such/command.*[Nn]o such file or directory"
# runc: RHEL8 on 2023-07-17: "is a directory".
# Everything else (crun; runc on debian): "permission denied"
err_no_exec_dir="Error:.*exec.*\\\(permission denied\\\|is a directory\\\)"
tests="
true | 0 |
false | 1 |
sh -c 'exit 32' | 32 |
echo $rand | 0 | $rand
/no/such/command | 127 | $err_no_such_cmd
/etc | 126 | $err_no_exec_dir
"
tests_run=0
while read cmd expected_rc expected_output; do
if [ "$expected_output" = "''" ]; then expected_output=""; fi
# THIS IS TRICKY: this is what lets us handle a quoted command.
# Without this incantation (and the "$@" below), the cmd string
# gets passed on as individual tokens: eg "sh" "-c" "'exit" "32'"
# (note unmatched opening and closing single-quotes in the last 2).
# That results in a bizarre and hard-to-understand failure
# in the BATS 'run' invocation.
# This should really be done inside parse_table; I can't find
# a way to do so.
eval set "$cmd"
# FIXME: The </dev/null is a hack, necessary because as of 2019-09
# podman-remote has a bug in which it silently slurps up stdin,
# including the output of parse_table (i.e. tests to be run).
run_podman $expected_rc run $IMAGE "$@"
is "$output" "$expected_output" "podman run $cmd - output"
tests_run=$(expr $tests_run + 1)
done < <(parse_table "$tests")
# Make sure we ran the expected number of tests! Until 2019-09-24
# podman-remote was only running one test (the "true" one); all
# the rest were being silently ignored because of podman-remote
# bug #4095, in which it slurps up stdin.
is "$tests_run" "$(grep . <<<$tests | wc -l)" "Ran the full set of tests"
}
@test "podman run - global runtime option" {
skip_if_remote "runtime flag is not passed over remote"
run_podman 126 --runtime-flag invalidflag run --rm $IMAGE
is "$output" ".*invalidflag" "failed when passing undefined flags to the runtime"
}
@test "podman run --memory=0 runtime option" {
run_podman run --memory=0 --rm $IMAGE echo hello
if is_rootless && ! is_cgroupsv2; then
is "${lines[0]}" "Resource limits are not supported and ignored on cgroups V1 rootless systems" "--memory is not supported"
is "${lines[1]}" "hello" "--memory is ignored"
else
is "$output" "hello" "failed to run when --memory is set to 0"
fi
}
# 'run --preserve-fds' passes a number of additional file descriptors into the container
@test "podman run --preserve-fds" {
skip_if_remote "preserve-fds is meaningless over remote"
content=$(random_string 20)
echo "$content" > $PODMAN_TMPDIR/tempfile
run_podman run --rm -i --preserve-fds=2 $IMAGE sh -c "cat <&4" 4<$PODMAN_TMPDIR/tempfile
is "$output" "$content" "container read input from fd 4"
}
@test "podman run - uidmapping has no /sys/kernel mounts" {
skip_if_cgroupsv1 "run --uidmap fails on cgroups v1 (issue 15025, wontfix)"
skip_if_rootless "cannot umount as rootless"
skip_if_remote "TODO Fix this for remote case"
run_podman run --rm --uidmap 0:100:10000 $IMAGE mount
assert "$output" !~ /sys/kernel "unwanted /sys/kernel in 'mount' output"
run_podman run --rm --net host --uidmap 0:100:10000 $IMAGE mount
assert "$output" !~ /sys/kernel \
"unwanted /sys/kernel in 'mount' output (with --net=host)"
}
# 'run --rm' goes through different code paths and may lose exit status.
# See https://github.com/containers/podman/issues/3795
@test "podman run --rm" {
run_podman 0 run --rm $IMAGE /bin/true
run_podman 1 run --rm $IMAGE /bin/false
# Believe it or not, 'sh -c' resulted in different behavior
run_podman 0 run --rm $IMAGE sh -c /bin/true
run_podman 1 run --rm $IMAGE sh -c /bin/false
}
@test "podman run --name" {
randomname=$(random_string 30)
# Assume that 4 seconds gives us enough time for 3 quick tests (or at
# least for the 'ps'; the 'container exists' should pass even in the
# unlikely case that the container exits before we get to them)
run_podman run -d --name $randomname $IMAGE sleep 4
cid=$output
run_podman ps --format '{{.Names}}--{{.ID}}'
is "$output" "$randomname--${cid:0:12}"
run_podman container exists $randomname
run_podman container exists $cid
# Done with live-container tests; now let's test after container finishes
run_podman wait $cid
# Container still exists even after stopping:
run_podman container exists $randomname
run_podman container exists $cid
# ...but not after being removed:
run_podman rm $cid
run_podman 1 container exists $randomname
run_podman 1 container exists $cid
}
@test "podman run --pull" {
run_podman run --pull=missing $IMAGE true
is "$output" "" "--pull=missing [present]: no output"
run_podman run --pull=never $IMAGE true
is "$output" "" "--pull=never [present]: no output"
# Now test with a remote image which we don't have present (the 00 tag)
NONLOCAL_IMAGE="$PODMAN_NONLOCAL_IMAGE_FQN"
run_podman 125 run --pull=never $NONLOCAL_IMAGE true
is "$output" "Error: $NONLOCAL_IMAGE: image not known" "--pull=never [with image not present]: error"
run_podman run --pull=missing $NONLOCAL_IMAGE true
is "$output" "Trying to pull .*" "--pull=missing [with image NOT PRESENT]: fetches"
run_podman run --pull=missing $NONLOCAL_IMAGE true
is "$output" "" "--pull=missing [with image PRESENT]: does not re-fetch"
run_podman run --pull=always $NONLOCAL_IMAGE true
is "$output" "Trying to pull .*" "--pull=always [with image PRESENT]: re-fetches"
# NOTE: older version of podman would match "foo" against "myfoo". That
# behaviour was changed with introduction of `containers/common/libimage`
# which will only match at repository boundaries (/).
run_podman 125 run --pull=never my$PODMAN_TEST_IMAGE_NAME true
is "$output" "Error: my$PODMAN_TEST_IMAGE_NAME: image not known" \
"podman run --pull=never with shortname (and implicit :latest)"
# ...but if we add a :latest tag (without 'my'), it should now work
run_podman tag $IMAGE ${PODMAN_TEST_IMAGE_NAME}:latest
run_podman run --pull=never ${PODMAN_TEST_IMAGE_NAME} cat /home/podman/testimage-id
is "$output" "$PODMAN_TEST_IMAGE_TAG" \
"podman run --pull=never, with shortname, succeeds if img is present"
run_podman rm -a
run_podman rmi $NONLOCAL_IMAGE ${PODMAN_TEST_IMAGE_NAME}:latest
}
# 'run --rmi' deletes the image in the end unless it's used by another container
@test "podman run --rmi" {
# Name of a nonlocal image. It should be pulled in by the first 'run'
NONLOCAL_IMAGE="$PODMAN_NONLOCAL_IMAGE_FQN"
run_podman 1 image exists $NONLOCAL_IMAGE
# Run a container, without --rm; this should block subsequent --rmi
run_podman run --name /keepme $NONLOCAL_IMAGE /bin/true
run_podman image exists $NONLOCAL_IMAGE
# Now try running with --rmi : it should succeed, but not remove the image
run_podman run --rmi --rm $NONLOCAL_IMAGE /bin/true
run_podman image exists $NONLOCAL_IMAGE
# Remove the stray container, and run one more time with --rmi.
run_podman rm /keepme
run_podman run --rmi --rm $NONLOCAL_IMAGE /bin/true
run_podman 1 image exists $NONLOCAL_IMAGE
}
# 'run --conmon-pidfile --cid-file' makes sure we don't regress on these flags.
# Both are critical for systemd units.
@test "podman run --conmon-pidfile --cidfile" {
pidfile=${PODMAN_TMPDIR}/pidfile
cidfile=${PODMAN_TMPDIR}/cidfile
# Write random content to the cidfile to make sure its content is truncated
# on write.
echo "$(random_string 120)" > $cidfile
cname=$(random_string)
run_podman run --name $cname \
--conmon-pidfile=$pidfile \
--cidfile=$cidfile \
--detach \
$IMAGE sleep infinity
cid="$output"
is "$(< $cidfile)" "$cid" "contents of cidfile == container ID"
# Cross-check --conmon-pidfile against 'podman inspect'
local conmon_pid_from_file=$(< $pidfile)
run_podman inspect --format '{{.State.ConmonPid}}' $cid
local conmon_pid_from_inspect="$output"
is "$conmon_pid_from_file" "$conmon_pid_from_inspect" \
"Conmon pid in pidfile matches what 'podman inspect' claims"
# /proc/PID/exe should be a symlink to a conmon executable
# FIXME: 'echo' and 'ls' are to help debug #7580, a CI flake
echo "conmon pid = $conmon_pid_from_file"
ls -l /proc/$conmon_pid_from_file
is "$(readlink /proc/$conmon_pid_from_file/exe)" ".*/conmon" \
"conmon pidfile (= PID $conmon_pid_from_file) points to conmon process"
# All OK. Kill container.
run_podman rm -f $cid
if [[ -e $cidfile ]]; then
die "cidfile $cidfile should be removed along with container"
fi
}
@test "podman run docker-archive" {
skip_if_remote "podman-remote does not support docker-archive"
# Create an image that, when run, outputs a random magic string
expect=$(random_string 20)
run_podman run --name myc --entrypoint="[\"/bin/echo\",\"$expect\"]" $IMAGE
is "$output" "$expect" "podman run --entrypoint echo-randomstring"
# Save it as a tar archive
run_podman commit myc myi
archive=$PODMAN_TMPDIR/archive.tar
run_podman save --quiet myi -o $archive
is "$output" "" "podman save"
# Clean up image and container from container storage...
run_podman rmi myi
run_podman rm myc
# ... then confirm we can run from archive. This re-imports the image
# and runs it, producing our random string as the last line.
run_podman run docker-archive:$archive
is "${lines[0]}" "Getting image source signatures" "podman run docker-archive, first line of output"
is "$output" ".*Copying blob" "podman run docker-archive"
is "$output" ".*Copying config" "podman run docker-archive"
is "$output" ".*Writing manifest" "podman run docker-archive"
is "${lines[-1]}" "$expect" "podman run docker-archive: expected random string output"
# Clean up container as well as re-imported image
run_podman rm -a
run_podman rmi myi
# Repeat the above, with podman-create and podman-start.
run_podman create docker-archive:$archive
cid=${lines[-1]}
run_podman start --attach $cid
is "$output" "$expect" "'podman run' of 'podman-create docker-archive'"
# Clean up.
run_podman rm $cid
run_podman rmi myi
}
# #6735 : complex interactions with multiple user namespaces
# The initial report has to do with bind mounts, but that particular
# symptom only manifests on a fedora container image -- we have no
# reproducer on alpine. Checking directory ownership is good enough.
@test "podman run : user namespace preserved root ownership" {
keep="--userns=keep-id"
is_rootless || keep=""
for priv in "" "--privileged"; do
for user in "--user=0" "--user=100"; do
for keepid in "" ${keep}; do
opts="$priv $user $keepid"
for dir in /etc /usr;do
run_podman run --rm $opts $IMAGE stat -c '%u:%g:%n' $dir
remove_same_dev_warning # grumble
is "$output" "0:0:$dir" "run $opts ($dir)"
done
done
done
done
}
# #6829 : add username to /etc/passwd inside container if --userns=keep-id
@test "podman run : add username to /etc/passwd if --userns=keep-id" {
skip_if_not_rootless "--userns=keep-id only works in rootless mode"
# Default: always run as root
run_podman run --rm $IMAGE id -un
is "$output" "root" "id -un on regular container"
# This would always work on root, but is new behavior on rootless: #6829
# adds a user entry to /etc/passwd
whoami=$(id -un)
run_podman run --rm --userns=keep-id $IMAGE id -un
is "$output" "$whoami" "username on container with keep-id"
# Setting user should also set $HOME (#8013).
# Test setup below runs three cases: one with an existing home dir
# and two without (one without any volume mounts, one with a misspelled
# username). In every case, initial cwd should be /home/podman because
# that's the container-defined WORKDIR. In the case of an existing
# home dir, $HOME and ~ (passwd entry) will be /home/user; otherwise
# they should be /home/podman.
if is_rootless; then
tests="
| /home/podman /home/podman /home/podman | no vol mount
/home/x$whoami | /home/podman /home/podman /home/podman | bad vol mount
/home/$whoami | /home/podman /home/$whoami /home/$whoami | vol mount
"
while read vol expect name; do
opts=
if [[ "$vol" != "''" ]]; then
opts="-v $vol"
fi
run_podman run --rm $opts --userns=keep-id \
$IMAGE sh -c 'echo $(pwd;printenv HOME;echo ~)'
is "$output" "$expect" "run with --userns=keep-id and $name sets \$HOME"
done < <(parse_table "$tests")
# Clean up volumes
run_podman volume rm -a
fi
# --privileged should make no difference
run_podman run --rm --privileged --userns=keep-id $IMAGE id -un
remove_same_dev_warning # grumble
is "$output" "$(id -un)" "username on container with keep-id"
# ...but explicitly setting --user should override keep-id
run_podman run --rm --privileged --userns=keep-id --user=0 $IMAGE id -un
remove_same_dev_warning # grumble
is "$output" "root" "--user=0 overrides keep-id"
}
# #6991 : /etc/passwd is modifiable
@test "podman run : --userns=keep-id: passwd file is modifiable" {
skip_if_not_rootless "--userns=keep-id only works in rootless mode"
run_podman run -d --userns=keep-id --cap-add=dac_override $IMAGE top
cid="$output"
# Assign a UID that is (a) not in our image /etc/passwd and (b) not
# the same as that of the user running the test script; this guarantees
# that the added passwd entry will be what we expect.
#
# For GID, we have to use one that already exists in the container. And
# unfortunately, 'adduser' requires a string name. We use 999:ping
local uid=4242
if [[ $uid == $(id -u) ]]; then
uid=4343
fi
gecos="$(random_string 6) $(random_string 8)"
run_podman exec --user root $cid adduser -u $uid -G ping -D -g "$gecos" -s /bin/sh newuser3
is "$output" "" "output from adduser"
run_podman exec $cid tail -1 /etc/passwd
is "$output" "newuser3:x:$uid:999:$gecos:/home/newuser3:/bin/sh" \
"newuser3 added to /etc/passwd in container"
run_podman rm -f -t0 $cid
}
# For #7754: json-file was equating to 'none'
@test "podman run --log-driver" {
# '-' means that LogPath will be blank and there's no easy way to test
tests="
none | -
journald | -
k8s-file | y
json-file | f
"
while read driver do_check; do
msg=$(random_string 15)
run_podman run --name myctr --log-driver $driver $IMAGE echo $msg
is "$output" "$msg" "basic output sanity check (driver=$driver)"
# Simply confirm that podman preserved our argument as-is
run_podman inspect --format '{{.HostConfig.LogConfig.Type}}' myctr
is "$output" "$driver" "podman inspect: driver"
# If LogPath is non-null, check that it exists and has a valid log
run_podman inspect --format '{{.HostConfig.LogConfig.Path}}' myctr
if [[ $do_check != '-' ]]; then
is "$output" "/.*" "LogPath (driver=$driver)"
if ! test -e "$output"; then
die "LogPath (driver=$driver) does not exist: $output"
fi
# eg 2020-09-23T13:34:58.644824420-06:00 stdout F 7aiYtvrqFGJWpak
is "$(< $output)" "[0-9T:.+-]\+ stdout F $msg" \
"LogPath contents (driver=$driver)"
else
is "$output" "" "LogPath (driver=$driver)"
fi
if [[ $driver != 'none' ]]; then
if [[ $driver = 'journald' ]] && journald_unavailable; then
# Cannot perform check
:
else
run_podman logs myctr
is "$output" "$msg" "podman logs, with driver '$driver'"
fi
else
run_podman 125 logs myctr
if ! is_remote; then
is "$output" ".*this container is using the 'none' log driver, cannot read logs.*" \
"podman logs, with driver 'none', should fail with error"
fi
fi
run_podman rm myctr
done < <(parse_table "$tests")
# Invalid log-driver argument
run_podman 125 run --log-driver=InvalidDriver $IMAGE true
is "$output" "Error: running container create option: invalid log driver: invalid argument" \
"--log-driver InvalidDriver"
}
@test "podman run --log-driver journald" {
skip_if_remote "We cannot read journalctl over remote."
# We can't use journald on RHEL as rootless, either: rhbz#1895105
skip_if_journald_unavailable
msg=$(random_string 20)
pidfile="${PODMAN_TMPDIR}/$(random_string 20)"
# Multiple --log-driver options to confirm that last one wins
run_podman run --name myctr --log-driver=none --log-driver journald \
--conmon-pidfile $pidfile $IMAGE echo $msg
journalctl --output cat _PID=$(cat $pidfile)
is "$output" "$msg" "check that journalctl output equals the container output"
run_podman rm myctr
}
@test "podman run --tz" {
# This file will always have a constant reference timestamp
local testfile=/home/podman/testimage-id
run_podman run --rm $IMAGE date -r $testfile
is "$output" "Sun Sep 13 12:26:40 UTC 2020" "podman run with no TZ"
# Multiple --tz options; confirm that the last one wins
run_podman run --rm --tz=US/Eastern --tz=Iceland --tz=MST7MDT \
$IMAGE date -r $testfile
is "$output" "Sun Sep 13 06:26:40 MDT 2020" "podman run with --tz=MST7MDT"
# --tz=local pays attention to /etc/localtime, not $TZ. We set TZ anyway,
# to make sure podman ignores it; and, because this test is locale-
# dependent, we pick an obscure zone (+1245) that is unlikely to
# collide with any of our testing environments.
#
# To get a reference timestamp we run 'date' locally. This requires
# that GNU date output matches that of alpine; this seems to be true
# as of testimage:20220615.
run date --date=@1600000000 --iso=seconds
expect="$output"
TZ=Pacific/Chatham run_podman run --rm --tz=local $IMAGE date -Iseconds -r $testfile
is "$output" "$expect" "podman run with --tz=local, matches host"
}
@test "podman run --tz with zoneinfo" {
# First make sure that zoneinfo is actually in the image otherwise the test is pointless
run_podman run --rm $SYSTEMD_IMAGE ls /usr/share/zoneinfo
run_podman run --rm --tz Europe/Berlin $SYSTEMD_IMAGE readlink /etc/localtime
assert "$output" == "../usr/share/zoneinfo/Europe/Berlin" "localtime is linked correctly"
}
# run with --runtime should preserve the named runtime
@test "podman run : full path to --runtime is preserved" {
skip_if_remote "podman-remote does not support --runtime option"
# Get configured runtime
run_podman info --format '{{.Host.OCIRuntime.Path}}'
runtime="$output"
# Assumes that /var/tmp is not mounted noexec; this is usually safe
new_runtime="/var/tmp/myruntime$(random_string 12)"
cp --preserve $runtime $new_runtime
run_podman run -d --runtime "$new_runtime" $IMAGE sleep 60
cid="$output"
run_podman inspect --format '{{.OCIRuntime}}' $cid
is "$output" "$new_runtime" "podman inspect shows configured runtime"
run_podman kill $cid
run_podman wait $cid
run_podman rm $cid
rm -f $new_runtime
}
@test "podman --noout run should print output" {
run_podman --noout run -d --name test $IMAGE echo hi
is "$output" "" "output should be empty"
run_podman wait test
run_podman --noout rm test
is "$output" "" "output should be empty"
}
@test "podman --noout create should print output" {
run_podman --noout create --name test $IMAGE echo hi
is "$output" "" "output should be empty"
run_podman --noout rm test
is "$output" "" "output should be empty"
}
@test "podman --out run should save the container id" {
outfile=${PODMAN_TMPDIR}/out-results
# first we'll need to run something, write its output to a file, and then read its contents.
run_podman --out $outfile run -d --name test $IMAGE echo hola
is "$output" "" "output should be redirected"
run_podman wait test
# compare the container id against the one in the file
run_podman container inspect --format '{{.Id}}' test
is "$output" "$(<$outfile)" "container id should match"
run_podman --out /dev/null rm test
is "$output" "" "output should be empty"
}
@test "podman --out create should save the container id" {
outfile=${PODMAN_TMPDIR}/out-results
# first we'll need to run something, write its output to a file, and then read its contents.
run_podman --out $outfile create --name test $IMAGE echo hola
is "$output" "" "output should be redirected"
# compare the container id against the one in the file
run_podman container inspect --format '{{.Id}}' test
is "$output" "$(<$outfile)" "container id should match"
run_podman --out /dev/null rm test
is "$output" "" "output should be empty"
}
# Regression test for issue #8082
@test "podman run : look up correct image name" {
# Create a 2nd tag for the local image. Force to lower case, and apply it.
local newtag="localhost/$(random_string 10)/$(random_string 8)"
newtag=${newtag,,}
run_podman tag $IMAGE $newtag
# Create a container with the 2nd tag and make sure that it's being
# used. #8082 always inaccurately used the 1st tag.
run_podman create $newtag
cid="$output"
run_podman inspect --format "{{.ImageName}}" $cid
is "$output" "$newtag:latest" \
"container .ImageName is the container-create name"
# Same thing, but now with a :tag, and making sure it works with --name
newtag2="${newtag}:$(random_string 6|tr A-Z a-z)"
run_podman tag $IMAGE $newtag2
cname="$(random_string 14|tr A-Z a-z)"
run_podman create --name $cname $newtag2
run_podman inspect --format "{{.ImageName}}" $cname
is "$output" "$newtag2" \
"container .ImageName is the container-create name, with :tag"
# Clean up.
run_podman rm $cid $cname
run_podman untag $IMAGE $newtag $newtag2
}
# Regression test for issue #8558
@test "podman run on untagged image: make sure that image metadata is set" {
run_podman inspect $IMAGE --format "{{.ID}}"
imageID="$output"
# prior to #8623 `podman run` would error out on untagged images with:
# Error: both RootfsImageName and RootfsImageID must be set if either is set: invalid argument
run_podman untag $IMAGE
run_podman run --rm $randomname $imageID true
run_podman tag $imageID $IMAGE
}
@test "podman inspect includes image data" {
randomname=$(random_string 30)
run_podman inspect $IMAGE --format "{{.ID}} {{.Digest}}"
expected="$IMAGE $output"
run_podman run --name $randomname $IMAGE true
run_podman container inspect $randomname --format "{{.ImageName}} {{.Image}} {{.ImageDigest}}"
is "$output" "$expected"
run_podman rm -f -t0 $randomname
}
@test "Verify /run/.containerenv exist" {
# Nonprivileged container: file exists, but must be empty
for opt in "" "--tmpfs=/run" "--tmpfs=/run --init" "--read-only" "--systemd=always"; do
run_podman run --rm $opt $IMAGE stat -c '%s' /run/.containerenv
is "$output" "0" "/run/.containerenv exists and is empty: podman run ${opt}"
done
run_podman 1 run --rm -v ${PODMAN_TMPDIR}:/run:Z $IMAGE stat -c '%s' /run/.containerenv
is "$output" "stat: can't stat '/run/.containerenv': No such file or directory" "do not create .containerenv on bind mounts"
# Prep work: get ID of image; make a cont. name; determine if we're rootless
run_podman inspect --format '{{.ID}}' $IMAGE
local iid="$output"
random_cname=c$(random_string 15 | tr A-Z a-z)
local rootless=0
if is_rootless; then
rootless=1
fi
run_podman run --privileged --rm --name $random_cname $IMAGE \
sh -c '. /run/.containerenv; echo $engine; echo $name; echo $image; echo $id; echo $imageid; echo $rootless'
# FIXME: on some CI systems, 'run --privileged' emits a spurious
# warning line about dup devices. Ignore it.
remove_same_dev_warning
is "${lines[0]}" "podman-.*" 'containerenv : $engine'
is "${lines[1]}" "$random_cname" 'containerenv : $name'
is "${lines[2]}" "$IMAGE" 'containerenv : $image'
is "${lines[3]}" "[0-9a-f]\{64\}" 'containerenv : $id'
is "${lines[4]}" "$iid" 'containerenv : $imageid'
is "${lines[5]}" "$rootless" 'containerenv : $rootless'
}
@test "podman run with --net=host and --port prints warning" {
rand=$(random_string 10)
run_podman run --rm -p 8080 --net=host $IMAGE echo $rand
is "${lines[0]}" \
"Port mappings have been discarded as one of the Host, Container, Pod, and None network modes are in use" \
"Warning is emitted before container output"
is "${lines[1]}" "$rand" "Container runs successfully despite warning"
}
@test "podman run - check workdir" {
# Workdirs specified via the CLI are not created on the root FS.
run_podman 126 run --rm --workdir /i/do/not/exist $IMAGE pwd
# Note: remote error prepends an attach error.
is "$output" "Error: .*workdir \"/i/do/not/exist\" does not exist on container.*"
testdir=$PODMAN_TMPDIR/volume
mkdir -p $testdir
randomcontent=$(random_string 10)
echo "$randomcontent" > $testdir/content
# Workdir does not exist on the image but is volume mounted.
run_podman run --rm --workdir /IamNotOnTheImage -v $testdir:/IamNotOnTheImage:Z $IMAGE cat content
is "$output" "$randomcontent" "cat random content"
# Workdir does not exist on the image but is created by the runtime as it's
# a subdir of a volume.
run_podman run --rm --workdir /IamNotOntheImage -v $testdir/content:/IamNotOntheImage/foo:Z $IMAGE cat foo
is "$output" "$randomcontent" "cat random content"
# Make sure that running on a read-only rootfs works (#9230).
if ! is_rootless && ! is_remote; then
# image mount is hard to test as a rootless user
# and does not work remotely
run_podman image mount $IMAGE
romount="$output"
randomname=$(random_string 30)
# FIXME FIXME FIXME: Remove :O once (if) #14504 is fixed!
run_podman run --name=$randomname --rootfs $romount:O echo "Hello world"
is "$output" "Hello world"
run_podman container inspect $randomname --format "{{.ImageDigest}}"
is "$output" "" "Empty image digest for --rootfs container"
run_podman rm -f -t0 $randomname
run_podman image unmount $IMAGE
fi
}
# https://github.com/containers/podman/issues/9096
# podman exec may truncate stdout/stderr; actually a bug in conmon:
# https://github.com/containers/conmon/issues/236
@test "podman run - does not truncate or hang with big output" {
# Size, in bytes, to dd and to expect in return
char_count=700000
# Container name; primarily needed when running podman-remote
cname=mybigdatacontainer
# This is one of those cases where BATS is not the best test framework.
# We can't do any output redirection, because 'run' overrides it so
# as to preserve $output. We can't _not_ do redirection, because BATS
# doesn't like NULs in $output (and neither would humans who might
# have to read them in an error log).
# Workaround: write to a log file, and don't attach stdout.
run_podman run --name $cname --attach stderr --log-driver k8s-file \
$IMAGE dd if=/dev/zero count=$char_count bs=1
is "${lines[0]}" "$char_count+0 records in" "dd: number of records in"
is "${lines[1]}" "$char_count+0 records out" "dd: number of records out"
# We don't have many tests for '-l'. This is as good a place as any
if ! is_remote; then
cname=-l
fi
# Now find that log file, and count the NULs in it.
# The log file is of the form '<timestamp> <P|F> <data>', where P|F
# is Partial/Full; I think that's called "kubernetes log format"?
run_podman inspect $cname --format '{{.HostConfig.LogConfig.Path}}'
logfile="$output"
count_zero=$(tr -cd '\0' <$logfile | wc -c)
is "$count_zero" "$char_count" "count of NULL characters in log"
# Clean up
run_podman rm $cname
}
@test "podman run - do not set empty HOME" {
# Regression test for #9378.
run_podman run --rm --user 100 $IMAGE printenv
is "$output" ".*HOME=/.*"
}
@test "podman run --timeout - basic test" {
cid=timeouttest
t0=$SECONDS
run_podman 255 run --name $cid --timeout 10 $IMAGE sleep 60
t1=$SECONDS
# Confirm that container is stopped. Podman-remote unfortunately
# cannot tell the difference between "stopped" and "exited", and
# spits them out interchangeably, so we need to recognize either.
run_podman inspect --format '{{.State.Status}} {{.State.ExitCode}}' $cid
is "$output" "\\(stopped\|exited\\) \-1" \
"Status and exit code of stopped container"
# This operation should take
# exactly 10 seconds. Give it some leeway.
delta_t=$(( $t1 - $t0 ))
assert "$delta_t" -gt 8 "podman stop: ran too quickly!"
assert "$delta_t" -le 14 "podman stop: took too long"
run_podman rm $cid
}
@test "podman run no /etc/mtab " {
tmpdir=$PODMAN_TMPDIR/build-test
mkdir -p $tmpdir
cat >$tmpdir/Dockerfile <<EOF
FROM $IMAGE
RUN rm /etc/mtab
EOF
expected="'/etc/mtab' -> '/proc/mounts'"
run_podman build -t nomtab $tmpdir
run_podman run --rm nomtab stat -c %N /etc/mtab
is "$output" "$expected" "/etc/mtab should be created"
run_podman rmi nomtab
}
@test "podman run --hostuser tests" {
skip_if_not_rootless "test whether hostuser is successfully added"
user=$(id -un)
run_podman 1 run --rm $IMAGE grep $user /etc/passwd
run_podman run --hostuser=$user --rm $IMAGE grep $user /etc/passwd
user=$(id -u)
run_podman run --hostuser=$user --rm $IMAGE grep $user /etc/passwd
run_podman run --hostuser=$user --user $user --rm $IMAGE grep $user /etc/passwd
user=bogus
run_podman 126 run --hostuser=$user --rm $IMAGE grep $user /etc/passwd
}
@test "podman run --device-cgroup-rule tests" {
if is_rootless; then
run_podman 125 run --device-cgroup-rule="b 7:* rmw" --rm $IMAGE
is "$output" "Error: device cgroup rules are not supported in rootless mode or in a user namespace"
return
fi
run_podman run --device-cgroup-rule="b 7:* rmw" --rm $IMAGE
run_podman run --device-cgroup-rule="c 7:* rmw" --rm $IMAGE
run_podman run --device-cgroup-rule="a 7:1 rmw" --rm $IMAGE
run_podman run --device-cgroup-rule="a 7 rmw" --rm $IMAGE
run_podman 125 run --device-cgroup-rule="b 7:* rmX" --rm $IMAGE
is "$output" "Error: invalid device access in device-access-add: X"
run_podman 125 run --device-cgroup-rule="b 7:2" --rm $IMAGE
is "$output" 'Error: invalid device cgroup rule requires type, major:Minor, and access rules: "b 7:2"'
run_podman 125 run --device-cgroup-rule="x 7:* rmw" --rm $IMAGE
is "$output" "Error: invalid device type in device-access-add: x"
run_podman 125 run --device-cgroup-rule="a a:* rmw" --rm $IMAGE
is "$output" "Error: strconv.ParseUint: parsing \"a\": invalid syntax"
}
@test "podman run closes stdin" {
random_1=$(random_string 25)
run_podman run -i --rm $IMAGE cat <<<"$random_1"
is "$output" "$random_1" "output matches STDIN"
}
@test "podman run defaultenv" {
run_podman run --rm $IMAGE printenv
assert "$output" =~ "TERM=xterm" "env includes TERM"
assert "$output" =~ "container=podman" "env includes container=podman"
run_podman run --unsetenv=TERM --rm $IMAGE printenv
assert "$output" =~ "container=podman" "env includes container=podman"
assert "$output" != "TERM" "unwanted TERM environment variable despite --unsetenv=TERM"
run_podman run --unsetenv-all --rm $IMAGE /bin/printenv
for v in TERM container PATH; do
assert "$output" !~ "$v" "variable present despite --unsetenv-all"
done
run_podman run --unsetenv-all --env TERM=abc --rm $IMAGE /bin/printenv
assert "$output" =~ "TERM=abc" \
"missing TERM environment variable despite TERM being set on commandline"
}
@test "podman run - no /etc/hosts" {
if [[ -z "$container" ]]; then
skip "Test is too dangerous to run in a non-container environment"
fi
skip_if_rootless "cannot move /etc/hosts file as a rootless user"
local hosts_tmp=/etc/hosts.RENAME-ME-BACK-TO-JUST-HOSTS
if [[ -e $hosts_tmp ]]; then
die "Internal error: leftover backup hosts file: $hosts_tmp"
fi
mv /etc/hosts $hosts_tmp
run_podman '?' run --rm --add-host "foo.com:1.2.3.4" $IMAGE cat "/etc/hosts"
mv $hosts_tmp /etc/hosts
assert "$status" = 0 \
"podman run without /etc/hosts file should work"
assert "$output" =~ "^1\.2\.3\.4[[:blank:]]foo\.com.*" \
"users can add hosts even without /etc/hosts"
}
# rhbz#1854566 : $IMAGE has incorrect permission 555 on the root '/' filesystem
@test "podman run image with filesystem permission" {
# make sure the IMAGE image have permissiong of 555 like filesystem RPM expects
run_podman run --rm $IMAGE stat -c %a /
is "$output" "555" "directory permissions on /"
}
# rhbz#1763007 : the --log-opt for podman run does not work as expected
@test "podman run with log-opt option" {
# Pseudorandom size of the form N.NNN. The '| 1' handles '0.NNN' or 'N.NN0',
# which podman displays as 'NNN kB' or 'N.NN MB' respectively.
size=$(printf "%d.%03d" $(($RANDOM % 10 | 1)) $(($RANDOM % 100 | 1)))
run_podman run -d --rm --log-opt max-size=${size}m $IMAGE sleep 5
cid=$output
run_podman inspect --format "{{ .HostConfig.LogConfig.Size }}" $cid
is "$output" "${size}MB"
run_podman rm -t 0 -f $cid
}
@test "podman run --kernel-memory warning" {
# Not sure what situations this fails in, but want to make sure warning shows.
run_podman '?' run --rm --kernel-memory 100 $IMAGE false
is "$output" ".*The --kernel-memory flag is no longer supported. This flag is a noop." "warn on use of --kernel-memory"
}
# rhbz#1902979 : podman run fails to update /etc/hosts when --uidmap is provided
@test "podman run update /etc/hosts" {
skip_if_cgroupsv1 "run --uidmap fails on cgroups v1 (issue 15025, wontfix)"
HOST=$(random_string 25)
run_podman run --uidmap 0:10001:10002 --rm --hostname ${HOST} $IMAGE grep ${HOST} /etc/hosts
is "${lines[0]}" ".*${HOST}.*"
}
@test "podman run doesn't override oom-score-adj" {
current_oom_score_adj=$(cat /proc/self/oom_score_adj)
run_podman run --rm $IMAGE cat /proc/self/oom_score_adj
is "$output" "$current_oom_score_adj" "different oom_score_adj in the container"
oomscore=$((current_oom_score_adj+1))
run_podman run --oom-score-adj=$oomscore --rm $IMAGE cat /proc/self/oom_score_adj
is "$output" "$oomscore" "one more then default oomscore"
skip_if_remote "containersconf needs to be set on server side"
oomscore=$((oomscore+1))
containersconf=$PODMAN_TMPDIR/containers.conf
cat >$containersconf <<EOF
[containers]
oom_score_adj=$oomscore
EOF
CONTAINERS_CONF_OVERRIDE=$PODMAN_TMPDIR/containers.conf run_podman run --rm $IMAGE cat /proc/self/oom_score_adj
is "$output" "$oomscore" "two more then default oomscore"
oomscore=$((oomscore+1))
CONTAINERS_CONF_OVERRIDE=$PODMAN_TMPDIR/containers.conf run_podman run --oom-score-adj=$oomscore --rm $IMAGE cat /proc/self/oom_score_adj
is "$output" "$oomscore" "--oom-score-adj should override containers.conf"
}
# CVE-2022-1227 : podman top joins container mount NS and uses nsenter from image
@test "podman top does not use nsenter from image" {
keepid="--userns=keep-id"
is_rootless || keepid=""
tmpdir=$PODMAN_TMPDIR/build-test
mkdir -p $tmpdir
tmpbuilddir=$tmpdir/build
mkdir -p $tmpbuilddir
dockerfile=$tmpbuilddir/Dockerfile
cat >$dockerfile <<EOF
FROM $IMAGE
RUN rm /usr/bin/nsenter; \
echo -e "#!/bin/sh\nfalse" >> /usr/bin/nsenter; \
chmod +x /usr/bin/nsenter
EOF
test_image="cve_2022_1227_test"
run_podman build -t $test_image $tmpbuilddir
run_podman run -d ${keepid} $test_image top
ctr="$output"
run_podman top $ctr huser,user
run_podman rm -f -t0 $ctr
run_podman rmi $test_image
}
@test "podman create --security-opt" {
run_podman create --security-opt no-new-privileges=true $IMAGE
run_podman rm $output
run_podman create --security-opt no-new-privileges:true $IMAGE
run_podman rm $output
run_podman create --security-opt no-new-privileges=false $IMAGE
run_podman rm $output
run_podman create --security-opt no-new-privileges $IMAGE
run_podman rm $output
}
@test "podman run --device-read-bps" {
skip_if_rootless "cannot use this flag in rootless mode"
# this test is a triple check on blkio flags since they seem to sneak by the tests
if is_cgroupsv2; then
run_podman run -dt --device-read-bps=/dev/zero:1M $IMAGE top
run_podman exec -it $output cat /sys/fs/cgroup/io.max
is "$output" ".*1:5 rbps=1048576 wbps=max riops=max wiops=max" "throttle devices passed successfully.*"
else
run_podman run -dt --device-read-bps=/dev/zero:1M $IMAGE top
run_podman exec -it $output cat /sys/fs/cgroup/blkio/blkio.throttle.read_bps_device
is "$output" ".*1:5 1048576" "throttle devices passed successfully.*"
fi
run_podman container rm -fa
}
@test "podman run failed --rm " {
port=$(random_free_port)
# Run two containers with the same port bindings. The second must fail
run_podman run -p $port:80 --rm -d --name c_ok $IMAGE top
run_podman 126 run -p $port:80 -d --name c_fail_no_rm $IMAGE top
run_podman 126 run -p $port:80 --rm -d --name c_fail_with_rm $IMAGE top
# Prior to #15060, the third container would still show up in ps -a
run_podman ps -a --sort names --format '{{.Image}}--{{.Names}}'
is "$output" "$IMAGE--c_fail_no_rm
$IMAGE--c_ok" \
"podman ps -a shows running & failed containers, but not failed-with-rm"
run_podman container rm -f -t 0 c_ok c_fail_no_rm
}
@test "podman run --attach stdin prints container ID" {
ctr_name="container-$(random_string 5)"
run_podman run --name $ctr_name --attach stdin $IMAGE echo hello
run_output=$output
run_podman inspect --format "{{.Id}}" $ctr_name
ctr_id=$output
is "$run_output" "$ctr_id" "Did not find container ID in the output"
run_podman rm $ctr_name
}
# 15895: --privileged + --systemd = hide /dev/ttyNN
@test "podman run --privileged as root with systemd will not mount /dev/tty" {
skip_if_rootless "this test only makes sense as root"
# First, confirm that we _have_ /dev/ttyNN devices on the host.
# ('skip' would be nicer in some sense... but could hide a regression.
# Fedora, RHEL, Debian, Ubuntu, Gentoo, all have /dev/ttyN, so if
# this ever triggers, it means a real problem we should know about.)
vt_tty_devices_count=$(find /dev -regex '/dev/tty[0-9].*' | wc -w)
assert "$vt_tty_devices_count" != "0" \
"Expected at least one /dev/ttyN device on host"