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delete.bats
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delete.bats
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#!/usr/bin/env bats
load helpers
function setup() {
setup_busybox
}
function teardown() {
teardown_bundle
}
@test "runc delete" {
runc run -d --console-socket "$CONSOLE_SOCKET" testbusyboxdelete
[ "$status" -eq 0 ]
testcontainer testbusyboxdelete running
runc kill testbusyboxdelete KILL
[ "$status" -eq 0 ]
wait_for_container 10 1 testbusyboxdelete stopped
runc delete testbusyboxdelete
[ "$status" -eq 0 ]
runc state testbusyboxdelete
[ "$status" -ne 0 ]
output=$(find /sys/fs/cgroup -wholename '*testbusyboxdelete*' -type d)
[ "$output" = "" ] || fail "cgroup not cleaned up correctly: $output"
}
@test "runc delete --force" {
# run busybox detached
runc run -d --console-socket "$CONSOLE_SOCKET" test_busybox
[ "$status" -eq 0 ]
# check state
testcontainer test_busybox running
# force delete test_busybox
runc delete --force test_busybox
runc state test_busybox
[ "$status" -ne 0 ]
}
@test "runc delete --force ignore not exist" {
runc delete --force notexists
[ "$status" -eq 0 ]
}
@test "runc delete --force in cgroupv1 with subcgroups" {
requires cgroups_v1 root cgroupns
set_cgroups_path
set_cgroup_mount_writable
# enable cgroupns
update_config '.linux.namespaces += [{"type": "cgroup"}]'
local subsystems="memory freezer"
runc run -d --console-socket "$CONSOLE_SOCKET" test_busybox
[ "$status" -eq 0 ]
testcontainer test_busybox running
__runc exec -d test_busybox sleep 1d
# find the pid of sleep
pid=$(__runc exec test_busybox ps -a | grep 1d | awk '{print $1}')
[[ ${pid} =~ [0-9]+ ]]
# create a sub-cgroup
cat <<EOF | runc exec test_busybox sh
set -e -u -x
for s in ${subsystems}; do
cd /sys/fs/cgroup/\$s
mkdir foo
cd foo
echo ${pid} > tasks
cat tasks
done
EOF
[ "$status" -eq 0 ]
[[ "$output" =~ [0-9]+ ]]
for s in ${subsystems}; do
name=CGROUP_${s^^}_BASE_PATH
eval path=\$"${name}${REL_CGROUPS_PATH}/foo"
# shellcheck disable=SC2154
[ -d "${path}" ] || fail "test failed to create memory sub-cgroup ($path not found)"
done
runc delete --force test_busybox
runc state test_busybox
[ "$status" -ne 0 ]
output=$(find /sys/fs/cgroup -wholename '*testbusyboxdelete*' -type d)
[ "$output" = "" ] || fail "cgroup not cleaned up correctly: $output"
}
@test "runc delete --force in cgroupv2 with subcgroups" {
requires cgroups_v2 root
set_cgroups_path
set_cgroup_mount_writable
# run busybox detached
runc run -d --console-socket "$CONSOLE_SOCKET" test_busybox
[ "$status" -eq 0 ]
# check state
testcontainer test_busybox running
# create a sub process
__runc exec -d test_busybox sleep 1d
# find the pid of sleep
pid=$(__runc exec test_busybox ps -a | grep 1d | awk '{print $1}')
[[ ${pid} =~ [0-9]+ ]]
# create subcgroups
cat <<EOF >nest.sh
set -e -u -x
cd /sys/fs/cgroup
echo +pids > cgroup.subtree_control
mkdir foo
cd foo
echo threaded > cgroup.type
echo ${pid} > cgroup.threads
cat cgroup.threads
EOF
runc exec test_busybox sh <nest.sh
[ "$status" -eq 0 ]
[[ "$output" =~ [0-9]+ ]]
# check create subcgroups success
[ -d "$CGROUP_PATH"/foo ]
# force delete test_busybox
runc delete --force test_busybox
runc state test_busybox
[ "$status" -ne 0 ]
# check delete subcgroups success
[ ! -d "$CGROUP_PATH"/foo ]
}