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#!/usr/bin/env bats -*- bats -*-
# shellcheck disable=SC2096
#
# Tests for podman build
#
load helpers
function _require_crun() {
runtime=$(podman_runtime)
if [[ $runtime != "crun" ]]; then
skip "runtime is $runtime; keep-groups requires crun"
fi
}
@test "podman --group-add keep-groups while in a userns" {
skip_if_rootless "chroot is not allowed in rootless mode"
skip_if_remote "--group-add keep-groups not supported in remote mode"
_require_crun
run chroot --groups 1234 / ${PODMAN} run --rm --uidmap 0:200000:5000 --group-add keep-groups $IMAGE id
is "$output" ".*65534(nobody)" "Check group leaked into user namespace"
}
@test "podman --group-add keep-groups while not in a userns" {
skip_if_rootless "chroot is not allowed in rootless mode"
skip_if_remote "--group-add keep-groups not supported in remote mode"
_require_crun
run chroot --groups 1234,5678 / ${PODMAN} run --rm --group-add keep-groups $IMAGE id
is "$output" ".*1234" "Check group leaked into container"
}
@test "podman --group-add without keep-groups while in a userns" {
skip_if_rootless "chroot is not allowed in rootless mode"
skip_if_remote "--group-add keep-groups not supported in remote mode"
run chroot --groups 1234,5678 / ${PODMAN} run --rm --uidmap 0:200000:5000 --group-add 457 $IMAGE id
is "$output" ".*457" "Check group leaked into container"
}
@test "podman --remote --group-add keep-groups " {
if is_remote; then
run_podman 125 run --rm --group-add keep-groups $IMAGE id
is "$output" ".*not supported in remote mode" "Remote check --group-add keep-groups"
fi
}
@test "podman --group-add without keep-groups " {
run_podman run --rm --group-add 457 $IMAGE id
is "$output" ".*457" "Check group leaked into container"
}
@test "podman --group-add keep-groups plus added groups " {
run_podman 125 run --rm --group-add keep-groups --group-add 457 $IMAGE id
is "$output" ".*the '--group-add keep-groups' option is not allowed with any other --group-add options" "Check group leaked into container"
}
@test "podman userns=auto in config file" {
skip_if_remote "userns=auto is set on the server"
if is_rootless; then
egrep -q "^$(id -un):" /etc/subuid || skip "no IDs allocated for current user"
else
egrep -q "^containers:" /etc/subuid || skip "no IDs allocated for user 'containers'"
fi
cat > $PODMAN_TMPDIR/userns_auto.conf <<EOF
[containers]
userns="auto"
EOF
# First make sure a user namespace is created
CONTAINERS_CONF=$PODMAN_TMPDIR/userns_auto.conf run_podman run -d $IMAGE sleep infinity
cid=$output
run_podman inspect --format '{{.HostConfig.UsernsMode}}' $cid
is "$output" "private" "Check that a user namespace was created for the container"
run_podman rm -t 0 -f $cid
# Then check that the main user is not mapped into the user namespace
CONTAINERS_CONF=$PODMAN_TMPDIR/userns_auto.conf run_podman 0 run --rm $IMAGE awk '{if($2 == "0"){exit 1}}' /proc/self/uid_map /proc/self/gid_map
}
@test "podman userns=auto and secrets" {
ns_user="containers"
if is_rootless; then
ns_user=$(id -un)
fi
egrep -q "${ns_user}:" /etc/subuid || skip "no IDs allocated for user ${ns_user}"
test_name="test_$(random_string 12)"
secret_file=$PODMAN_TMPDIR/secret$(random_string 12)
secret_content=$(random_string)
echo ${secret_content} > ${secret_file}
run_podman secret create ${test_name} ${secret_file}
run_podman run --rm --secret=${test_name} --userns=auto:size=1000 $IMAGE cat /run/secrets/${test_name}
is ${output} ${secret_content} "Secrets should work with user namespace"
run_podman secret rm ${test_name}
}
@test "podman userns=nomap" {
skip_if_not_rootless "--userns=nomap only works in rootless mode"
ns_user=$(id -un)
baseuid=$(egrep "${ns_user}:" /etc/subuid | cut -f2 -d:)
test ! -z ${baseuid} || skip "no IDs allocated for user ${ns_user}"
test_name="test_$(random_string 12)"
run_podman run -d --userns=nomap $IMAGE sleep 100
cid=${output}
run_podman top ${cid} huser
is "${output}" "HUSER.*${baseuid}" "Container should start with baseuid from /etc/subuid not user UID"
run_podman rm -t 0 --force ${cid}
}
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