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ctr.bats
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#!/usr/bin/env bats
load helpers
function setup() {
setup_test
newconfig="$TESTDIR/config.json"
}
function teardown() {
cleanup_test
}
# list_all_children lists children of a process recursively
function list_all_children {
children=$(pgrep -P "$1")
for i in ${children}; do
if [ -z "$i" ]; then
exit
fi
echo -n "$i "
list_all_children "$i"
done
}
function crictl_rm_preserve_logs {
ARGS=
if check_crictl_version 1.30; then
ARGS=-k
fi
crictl rm $ARGS "$1"
}
function check_oci_annotation() {
# check for OCI annotation in container's config.json
local ctr_id="$1"
local key="$2"
local value="$3"
config=$(runtime state "$ctr_id" | jq -r .bundle)/config.json
[ "$(jq -r .annotations.\""$key"\" < "$config")" = "$value" ]
}
# Helper to create two read/write volumes within the test directory,
# where the second volume, or a mount point, rather, will be nested
# within the first one. The helper outputs the path to the test
# volume (mount point) where it was created.
# Note: There is no need to explicitly clean, or unmount if you wish,
# the mounts points this helper creates, as these will be automatically
# cleaned up as part of the test teardown() function run.
function create_test_rro_mounts() {
# Parent of "--root", keep in sync with test/helpers.bash file.
directory="$TESTDIR"/test-volume
mkdir -p "$directory"
mount -t tmpfs none "$directory"
mkdir -p "$directory"/test-sub-volume
mount -t tmpfs none "$directory"/test-sub-volume
echo "$directory"
}
@test "ctr not found correct error message" {
start_crio
run ! crictl inspect "container_not_exist"
}
@test "ctr termination reason Completed" {
start_crio
ctr_id=$(crictl run "$TESTDATA"/container_config.json "$TESTDATA"/sandbox_config.json)
wait_until_exit "$ctr_id"
output=$(crictl inspect --output yaml "$ctr_id")
[[ "$output" == *"reason: Completed"* ]]
}
@test "ctr termination reason Error" {
start_crio
jq ' .command = ["false"]' \
"$TESTDATA"/container_config.json > "$newconfig"
ctr_id=$(crictl run "$newconfig" "$TESTDATA"/sandbox_config.json)
EXPECTED_EXIT_STATUS=1 wait_until_exit "$ctr_id"
output=$(crictl inspect --output yaml "$ctr_id")
[[ "$output" == *"reason: Error"* ]]
}
@test "ulimits" {
OVERRIDE_OPTIONS="--default-ulimits nofile=42:42 --default-ulimits nproc=1024:2048" start_crio
jq ' .command = ["/bin/sh", "-c", "sleep 600"]' \
"$TESTDATA"/container_config.json > "$newconfig"
ctr_id=$(crictl run "$newconfig" "$TESTDATA"/sandbox_config.json)
output=$(crictl exec --sync "$ctr_id" sh -c "ulimit -n")
[ "$output" == "42" ]
output=$(crictl exec --sync "$ctr_id" sh -c "ulimit -u")
[ "$output" == "1024" ]
output=$(crictl exec --sync "$ctr_id" sh -c "ulimit -Hu")
[ "$output" == "2048" ]
}
@test "ctr remove" {
start_crio
ctr_id=$(crictl run "$TESTDATA"/container_redis.json "$TESTDATA"/sandbox_config.json)
crictl rm -f "$ctr_id"
}
@test "ctr lifecycle" {
start_crio
pod_id=$(crictl runp "$TESTDATA"/sandbox_config.json)
output=$(crictl pods --quiet)
[[ "$output" == "$pod_id" ]]
ctr_id=$(crictl create "$pod_id" "$TESTDATA"/container_redis.json "$TESTDATA"/sandbox_config.json)
output=$(crictl ps --quiet --state created)
[[ "$output" == "$ctr_id" ]]
output=$(crictl inspect "$ctr_id")
[ -n "$output" ]
echo "$output" | jq -e ".info.privileged == false"
YEAR=$(date +"%Y")
CREATED=$(echo "$output" | jq -re '.status.createdAt')
echo "$output" | jq -e '.status.createdAt | startswith("'"$YEAR"'")'
echo "$output" | jq -e '.status.startedAt | startswith("'"$YEAR"'") | not'
echo "$output" | jq -e '.status.finishedAt | startswith("'"$YEAR"'") | not'
crictl start "$ctr_id"
output=$(crictl inspect "$ctr_id")
[[ "$CREATED" == $(echo "$output" | jq -re '.status.createdAt') ]]
STARTED=$(echo "$output" | jq -re '.status.startedAt')
echo "$output" | jq -e '.status.startedAt | startswith("'"$YEAR"'")'
echo "$output" | jq -e '.status.finishedAt | startswith("'"$YEAR"'") | not'
output=$(crictl ps --quiet --state running)
[[ "$output" == "$ctr_id" ]]
crictl stop "$ctr_id"
output=$(crictl inspect "$ctr_id")
[[ "$CREATED" == $(echo "$output" | jq -re '.status.createdAt') ]]
[[ "$STARTED" == $(echo "$output" | jq -re '.status.startedAt') ]]
echo "$output" | jq -e '.status.finishedAt | startswith("'"$YEAR"'")'
output=$(crictl ps --quiet --state exited)
[[ "$output" == "$ctr_id" ]]
crictl rm "$ctr_id"
crictl ps --quiet
crictl stopp "$pod_id"
output=$(crictl pods --quiet)
[[ "$output" == "$pod_id" ]]
output=$(crictl ps --quiet)
[[ "$output" == "" ]]
crictl rmp "$pod_id"
output=$(crictl pods --quiet)
[[ "$output" == "" ]]
}
@test "ctr pod lifecycle with evented pleg enabled" {
ENABLE_POD_EVENTS=true start_crio
pod_id=$(crictl runp "$TESTDATA"/sandbox_config.json)
output=$(crictl pods --quiet)
[[ "$output" == "$pod_id" ]]
ctr_id=$(crictl create "$pod_id" "$TESTDATA"/container_redis.json "$TESTDATA"/sandbox_config.json)
output=$(crictl ps --quiet --state created)
[[ "$output" == "$ctr_id" ]]
wait_for_log "Container event CONTAINER_CREATED_EVENT generated"
crictl start "$ctr_id"
wait_for_log "Container event CONTAINER_STARTED_EVENT generated"
output=$(crictl ps --quiet --state running)
[[ "$output" == "$ctr_id" ]]
crictl stop "$ctr_id"
wait_for_log "Container event CONTAINER_STOPPED_EVENT generated"
output=$(crictl ps --quiet --state exited)
[[ "$output" == "$ctr_id" ]]
crictl rm "$ctr_id"
wait_for_log "Container event CONTAINER_DELETED_EVENT generated"
crictl ps --quiet
crictl stopp "$pod_id"
output=$(crictl pods --quiet)
[[ "$output" == "$pod_id" ]]
output=$(crictl ps --quiet)
[[ "$output" == "" ]]
crictl rmp "$pod_id"
output=$(crictl pods --quiet)
[[ "$output" == "" ]]
}
@test "ctr logging" {
start_crio
pod_id=$(crictl runp "$TESTDATA"/sandbox_config.json)
# Create a new container.
jq ' .command = ["sh", "-c", "echo here is some output && echo and some from stderr >&2"]' \
"$TESTDATA"/container_config.json > "$newconfig"
ctr_id=$(crictl create "$pod_id" "$newconfig" "$TESTDATA"/sandbox_config.json)
crictl start "$ctr_id"
wait_until_exit "$ctr_id"
crictl_rm_preserve_logs "$ctr_id"
# Check that the output is what we expect.
logpath="$DEFAULT_LOG_PATH/$pod_id/$ctr_id.log"
[ -f "$logpath" ]
echo "$logpath :: $(cat "$logpath")"
grep -E "^[^\n]+ stdout F here is some output$" "$logpath"
grep -E "^[^\n]+ stderr F and some from stderr$" "$logpath"
}
@test "ctr log cleaned up if container create failed" {
start_crio
pod_id=$(crictl runp "$TESTDATA"/sandbox_config.json)
# Create a new container.
jq ' .command = ["invalid"]' \
"$TESTDATA"/container_config.json > "$newconfig"
run ! crictl create "$pod_id" "$newconfig" "$TESTDATA"/sandbox_config.json
# CRI-O should cleanup the log if the container failed to create
for file in "$DEFAULT_LOG_PATH/$pod_id"/*; do
[[ "$file" != "$pod_id" ]]
done
}
@test "ctr journald logging" {
if [[ $RUNTIME_TYPE == pod ]]; then
skip "not yet supported by conmonrs"
fi
if ! check_journald; then
skip "journald logging not supported"
fi
CONTAINER_LOG_JOURNALD=true start_crio
pod_id=$(crictl runp "$TESTDATA"/sandbox_config.json)
# Create a new container.
jq ' .command = ["sh", "-c", "echo here is some output && echo and some from stderr >&2"]' \
"$TESTDATA"/container_config.json > "$newconfig"
ctr_id=$(crictl create "$pod_id" "$newconfig" "$TESTDATA"/sandbox_config.json)
crictl start "$ctr_id"
wait_until_exit "$ctr_id"
crictl rm "$ctr_id"
# priority of 5 is LOG_NOTICE
journalctl -p info CONTAINER_ID_FULL="$ctr_id" | grep -F "here is some output"
# priority of 3 is LOG_ERR
journalctl -p err CONTAINER_ID_FULL="$ctr_id" | grep -F "and some from stderr"
}
@test "ctr logging [tty=true]" {
start_crio
pod_id=$(crictl runp "$TESTDATA"/sandbox_config.json)
# Create a new container.
jq ' .command = ["sh", "-c", "echo here is some output && echo and some from stderr >&2"]
| .tty = true' \
"$TESTDATA"/container_config.json > "$newconfig"
ctr_id=$(crictl create "$pod_id" "$newconfig" "$TESTDATA"/sandbox_config.json)
crictl start "$ctr_id"
wait_until_exit "$ctr_id"
# Check that the output is what we expect.
logpath="$DEFAULT_LOG_PATH/$pod_id/$ctr_id.log"
[ -f "$logpath" ]
echo "$logpath :: $(cat "$logpath")"
output=$(crictl logs "$ctr_id")
[[ "$output" == *"here is some output"* ]]
}
@test "ctr log max" {
CONTAINER_LOG_SIZE_MAX=10000 start_crio
pod_id=$(crictl runp "$TESTDATA"/sandbox_config.json)
# Create a new container.
jq ' .command = ["sh", "-c", "for i in $(seq 250); do echo $i; done"]' \
"$TESTDATA"/container_config.json > "$newconfig"
ctr_id=$(crictl create "$pod_id" "$newconfig" "$TESTDATA"/sandbox_config.json)
crictl start "$ctr_id"
wait_until_exit "$ctr_id"
crictl_rm_preserve_logs "$ctr_id"
# Check that the output is what we expect.
logpath="$DEFAULT_LOG_PATH/$pod_id/$ctr_id.log"
[ -f "$logpath" ]
echo "$logpath :: $(cat "$logpath")"
len=$(wc -l "$logpath" | awk '{print $1}')
[ "$len" -lt 250 ]
}
@test "ctr log max with default value" {
# Start crio with default log size max value -1
start_crio
pod_id=$(crictl runp "$TESTDATA"/sandbox_config.json)
# Create a new container.
jq ' .command = ["sh", "-c", "for i in $(seq 250); do echo $i; done"]' \
"$TESTDATA"/container_config.json > "$newconfig"
ctr_id=$(crictl create "$pod_id" "$newconfig" "$TESTDATA"/sandbox_config.json)
crictl start "$ctr_id"
wait_until_exit "$ctr_id"
crictl_rm_preserve_logs "$ctr_id"
# Check that the output is what we expect.
logpath="$DEFAULT_LOG_PATH/$pod_id/$ctr_id.log"
[ -f "$logpath" ]
echo "$logpath :: $(cat "$logpath")"
# Filter out https://github.com/opencontainers/runc/blob/02120488a4c0fc487d1ed2867e901eeed7ce8ecf/libcontainer/specconv/spec_linux.go#L1017-L1030
len=$(grep -cv config.json "$logpath")
[ "$len" -eq 250 ]
}
@test "ctr log max with minimum value" {
# Start crio with minimum log size max value 8192
CONTAINER_LOG_SIZE_MAX=8192 start_crio
pod_id=$(crictl runp "$TESTDATA"/sandbox_config.json)
# Create a new container.
jq ' .command = ["sh", "-c", "for i in $(seq 250); do echo $i; done"]' \
"$TESTDATA"/container_config.json > "$newconfig"
ctr_id=$(crictl create "$pod_id" "$newconfig" "$TESTDATA"/sandbox_config.json)
crictl start "$ctr_id"
wait_until_exit "$ctr_id"
crictl_rm_preserve_logs "$ctr_id"
# Check that the output is what we expect.
logpath="$DEFAULT_LOG_PATH/$pod_id/$ctr_id.log"
[ -f "$logpath" ]
echo "$logpath :: $(cat "$logpath")"
len=$(wc -l "$logpath" | awk '{print $1}')
[ "$len" -lt 250 ]
}
@test "ctr partial line logging" {
start_crio
pod_id=$(crictl runp "$TESTDATA"/sandbox_config.json)
# Create a new container.
jq ' .command = ["sh", "-c", "echo -n hello"]' \
"$TESTDATA"/container_config.json > "$newconfig"
ctr_id=$(crictl create "$pod_id" "$newconfig" "$TESTDATA"/sandbox_config.json)
crictl start "$ctr_id"
wait_until_exit "$ctr_id"
crictl_rm_preserve_logs "$ctr_id"
# Check that the output is what we expect.
logpath="$DEFAULT_LOG_PATH/$pod_id/$ctr_id.log"
[ -f "$logpath" ]
echo "$logpath :: $(cat "$logpath")"
grep -E "^[^\n]+ stdout P hello$" "$logpath"
}
# regression test for #127
@test "ctrs status for a pod" {
start_crio
pod_id=$(crictl runp "$TESTDATA"/sandbox_config.json)
ctr_id=$(crictl create "$pod_id" "$TESTDATA"/container_redis.json "$TESTDATA"/sandbox_config.json)
output=$(crictl ps --quiet --state created)
[ "$output" = "$ctr_id" ]
printf '%s\n' "$output" | while IFS= read -r id; do
crictl inspect "$id"
done
}
@test "ctr list filtering" {
# start 3 redis sandbox
# pod1 ctr1 create & start
# pod2 ctr2 create
# pod3 ctr3 create & start & stop
start_crio
pod_config="$TESTDIR"/sandbox_config.json
jq ' .metadata.name = "podsandbox1"
| .metadata.uid = "redhat-test-crio-1"' \
"$TESTDATA"/sandbox_config.json > "$pod_config"
pod1_id=$(crictl runp "$pod_config")
ctr1_id=$(crictl create "$pod1_id" "$TESTDATA"/container_redis.json "$pod_config")
crictl start "$ctr1_id"
jq ' .metadata.name = "podsandbox2"
| .metadata.uid = "redhat-test-crio-2"' \
"$TESTDATA"/sandbox_config.json > "$pod_config"
pod2_id=$(crictl runp "$pod_config")
ctr2_id=$(crictl create "$pod2_id" "$TESTDATA"/container_redis.json "$pod_config")
jq ' .metadata.name = "podsandbox3"
| .metadata.uid = "redhat-test-crio-3"' \
"$TESTDATA"/sandbox_config.json > "$pod_config"
pod3_id=$(crictl runp "$pod_config")
ctr3_id=$(crictl create "$pod3_id" "$TESTDATA"/container_redis.json "$pod_config")
crictl start "$ctr3_id"
crictl stop "$ctr3_id"
output=$(crictl ps --id "$ctr1_id" --quiet --all)
[ "$output" = "$ctr1_id" ]
output=$(crictl ps --id "${ctr1_id:0:4}" --quiet --all)
[ "$output" = "$ctr1_id" ]
output=$(crictl ps --id "$ctr2_id" --pod "$pod2_id" --quiet --all)
[ "$output" = "$ctr2_id" ]
output=$(crictl ps --id "$ctr2_id" --pod "$pod3_id" --quiet --all)
[ "$output" = "" ]
output=$(crictl ps --state created --quiet)
[ "$output" = "$ctr2_id" ]
output=$(crictl ps --state running --quiet)
[ "$output" = "$ctr1_id" ]
output=$(crictl ps --state exited --quiet)
[ "$output" = "$ctr3_id" ]
output=$(crictl ps --pod "$pod1_id" --quiet --all)
[ "$output" = "$ctr1_id" ]
output=$(crictl ps --pod "$pod2_id" --quiet --all)
[ "$output" == "$ctr2_id" ]
output=$(crictl ps --pod "$pod3_id" --quiet --all)
[ "$output" == "$ctr3_id" ]
}
@test "ctr list label filtering" {
# start a pod with 3 containers
# ctr1 with labels: group=test container=redis version=v1.0.0
# ctr2 with labels: group=test container=redis version=v1.0.0
# ctr3 with labels: group=test container=redis version=v1.1.0
start_crio
pod_id=$(crictl runp "$TESTDATA"/sandbox_config.json)
jq ' .metadata.name = "ctr1"
| .labels.group = "test"
| .labels.name = "ctr1"
| .labels.version = "v1.0.0"' \
"$TESTDATA"/container_config.json > "$newconfig"
ctr1_id=$(crictl create "$pod_id" "$newconfig" "$TESTDATA"/sandbox_config.json)
jq ' .metadata.name = "ctr2"
| .labels.group = "test"
| .labels.name = "ctr2"
| .labels.version = "v1.0.0"' \
"$TESTDATA"/container_config.json > "$newconfig"
ctr2_id=$(crictl create "$pod_id" "$newconfig" "$TESTDATA"/sandbox_config.json)
jq ' .metadata.name = "ctr3"
| .labels.group = "test"
| .labels.name = "ctr3"
| .labels.version = "v1.1.0"' \
"$TESTDATA"/container_config.json > "$newconfig"
ctr3_id=$(crictl create "$pod_id" "$newconfig" "$TESTDATA"/sandbox_config.json)
output=$(crictl ps --label "group=test" --label "name=ctr1" --label "version=v1.0.0" --quiet --all)
[ "$output" = "$ctr1_id" ]
output=$(crictl ps --label "group=production" --quiet --all)
[ "$output" == "" ]
output=$(crictl ps --label "group=test" --label "version=v1.0.0" --quiet --all)
[[ "$output" != "" ]]
[[ "$output" == *"$ctr1_id"* ]]
[[ "$output" == *"$ctr2_id"* ]]
[[ "$output" != *"$ctr3_id"* ]]
output=$(crictl ps --label "group=test" --quiet --all)
[[ "$output" != "" ]]
[[ "$output" == *"$ctr1_id"* ]]
[[ "$output" == *"$ctr2_id"* ]]
[[ "$output" == *"$ctr3_id"* ]]
}
@test "ctr metadata in list & status" {
start_crio
pod_id=$(crictl runp "$TESTDATA"/sandbox_config.json)
ctr_id=$(crictl create "$pod_id" "$TESTDATA"/container_config.json "$TESTDATA"/sandbox_config.json)
output=$(crictl ps --id "$ctr_id" --output yaml --state created)
# TODO: expected value should not hard coded here
[[ "$output" == *"name: container1"* ]]
[[ "$output" == *"attempt: 1"* ]]
output=$(crictl inspect -o table "$ctr_id")
# TODO: expected value should not hard coded here
[[ "$output" == *"Name: container1"* ]]
[[ "$output" == *"Attempt: 1"* ]]
}
@test "ctr execsync conflicting with conmon flags parsing" {
start_crio
pod_id=$(crictl runp "$TESTDATA"/sandbox_config.json)
ctr_id=$(crictl create "$pod_id" "$TESTDATA"/container_redis.json "$TESTDATA"/sandbox_config.json)
crictl start "$ctr_id"
output=$(crictl exec --sync "$ctr_id" sh -c "echo hello world")
[ "$output" = "hello world" ]
}
@test "ctr execsync" {
start_crio
pod_id=$(crictl runp "$TESTDATA"/sandbox_config.json)
ctr_id=$(crictl create "$pod_id" "$TESTDATA"/container_redis.json "$TESTDATA"/sandbox_config.json)
crictl start "$ctr_id"
output=$(crictl exec --sync "$ctr_id" echo HELLO)
[ "$output" = "HELLO" ]
run ! crictl -D exec --sync --timeout 3 "$ctr_id" sleep 5
[[ "$output" == *"command "*" timed out"* ]]
}
@test "ctr execsync should not overwrite initial spec args" {
start_crio
ctr_id=$(crictl run "$TESTDATA"/container_redis.json "$TESTDATA"/sandbox_config.json)
output=$(crictl inspect "$ctr_id")
[ -n "$output" ]
echo "$output" | jq -e '.info.runtimeSpec.process.args[2] == "redis-server"'
crictl exec --sync "$ctr_id" echo Hello
output=$(crictl inspect "$ctr_id")
[ -n "$output" ]
echo "$output" | jq -e '.info.runtimeSpec.process.args[2] == "redis-server"'
crictl rm -f "$ctr_id"
}
@test "ctr execsync should succeed if container has a terminal" {
start_crio
jq ' .tty = true' "$TESTDATA"/container_sleep.json > "$newconfig"
ctr_id=$(crictl run "$newconfig" "$TESTDATA"/sandbox_config.json)
crictl exec --sync "$ctr_id" /bin/sh -c "[[ -t 1 ]]"
}
@test "ctr execsync should cap output" {
start_crio
ctr_id=$(crictl run "$TESTDATA"/container_sleep.json "$TESTDATA"/sandbox_config.json)
[[ $(crictl exec --sync "$ctr_id" /bin/sh -c "for i in $(seq 1 50000000); do echo -n 'a'; done" | wc -c) -le 16777216 ]]
}
@test "ctr exec{,sync} should be cancelled when container is stopped" {
start_crio
ctr_id=$(crictl run "$TESTDATA"/container_sleep.json "$TESTDATA"/sandbox_config.json)
crictl exec --sync "$ctr_id" /bin/bash -c 'while true; do echo XXXXXXXXXXXXXXXXXXXXXXXX; done' &
pid1=$!
crictl exec "$ctr_id" /bin/bash -c 'while true; do echo XXXXXXXXXXXXXXXXXXXXXXXX; done' || true &
pid2=$!
sleep 1s
crictl stop "$ctr_id"
wait "$pid1" "$pid2"
}
@test "ctr device add" {
# In an user namespace we can only bind mount devices from the host, not mknod
# https://github.com/opencontainers/runc/blob/master/libcontainer/rootfs_linux.go#L480-L481
if test -n "$CONTAINER_UID_MAPPINGS"; then
skip "userNS enabled"
fi
start_crio
pod_id=$(crictl runp "$TESTDATA"/sandbox_config.json)
jq ' .devices = [ {
host_path: "/dev/null",
container_path: "/dev/mynull",
permissions: "rwm"
} ]
| .linux.security_context.privileged = false' \
"$TESTDATA"/container_redis.json > "$newconfig"
ctr_id=$(crictl create "$pod_id" "$newconfig" "$TESTDATA"/sandbox_config.json)
crictl start "$ctr_id"
output=$(crictl exec --sync "$ctr_id" ls /dev/mynull)
[[ "$output" == *"/dev/mynull"* ]]
}
@test "privileged ctr device add" {
# In an user namespace we can only bind mount devices from the host, not mknod
# https://github.com/opencontainers/runc/blob/master/libcontainer/rootfs_linux.go#L480-L481
if test -n "$CONTAINER_UID_MAPPINGS"; then
skip "userNS enabled"
fi
start_crio
sandbox_config="$TESTDIR"/sandbox_config.json
jq ' .linux.security_context.privileged = true' \
"$TESTDATA"/sandbox_config.json > "$sandbox_config"
pod_id=$(crictl runp "$sandbox_config")
jq ' .devices = [ {
host_path: "/dev/null",
container_path: "/dev/mynull",
permissions: "rwm"
} ]
| .linux.security_context.privileged = true' \
"$TESTDATA"/container_redis.json > "$newconfig"
ctr_id=$(crictl create "$pod_id" "$newconfig" "$sandbox_config")
crictl start "$ctr_id"
output=$(crictl exec --sync "$ctr_id" ls /dev/mynull)
[[ "$output" == *"/dev/mynull"* ]]
}
@test "privileged ctr add duplicate device as host" {
# In an user namespace we can only bind mount devices from the host, not mknod
# https://github.com/opencontainers/runc/blob/master/libcontainer/rootfs_linux.go#L480-L481
if test -n "$CONTAINER_UID_MAPPINGS"; then
skip "userNS enabled"
fi
start_crio
sandbox_config="$TESTDIR"/sandbox_config.json
jq ' .linux.security_context.privileged = true' \
"$TESTDATA"/sandbox_config.json > "$sandbox_config"
pod_id=$(crictl runp "$sandbox_config")
jq ' .devices = [ {
host_path: "/dev/null",
container_path: "/dev/random",
permissions: "rwm"
} ]
| .linux.security_context.privileged = true
| del(.linux.security_context.capabilities)' \
"$TESTDATA"/container_redis.json > "$newconfig"
# Error is "configured with a device container path that already exists on the host"
run ! crictl create "$pod_id" "$newconfig" "$sandbox_config"
}
@test "ctr hostname env" {
start_crio
pod_id=$(crictl runp "$TESTDATA"/sandbox_config.json)
ctr_id=$(crictl create "$pod_id" "$TESTDATA"/container_config.json "$TESTDATA"/sandbox_config.json)
output=$(crictl exec --sync "$ctr_id" env)
[[ "$output" == *"HOSTNAME"* ]]
}
@test "ctr execsync failure" {
start_crio
pod_id=$(crictl runp "$TESTDATA"/sandbox_config.json)
ctr_id=$(crictl create "$pod_id" "$TESTDATA"/container_redis.json "$TESTDATA"/sandbox_config.json)
crictl start "$ctr_id"
run ! crictl exec --sync "$ctr_id" doesnotexist
}
@test "ctr execsync exit code" {
start_crio
pod_id=$(crictl runp "$TESTDATA"/sandbox_config.json)
ctr_id=$(crictl create "$pod_id" "$TESTDATA"/container_redis.json "$TESTDATA"/sandbox_config.json)
crictl start "$ctr_id"
run ! crictl exec --sync "$ctr_id" false
}
@test "ctr execsync std{out,err}" {
start_crio
pod_id=$(crictl runp "$TESTDATA"/sandbox_config.json)
ctr_id=$(crictl create "$pod_id" "$TESTDATA"/container_redis.json "$TESTDATA"/sandbox_config.json)
crictl start "$ctr_id"
output=$(crictl exec --sync "$ctr_id" echo hello0 stdout)
[[ "$output" == *"hello0 stdout"* ]]
output=$(crictl exec --sync "$ctr_id" /bin/sh -c "echo hello0 stderr >&2")
[[ "$output" == *"hello0 stderr"* ]]
}
@test "ctr stop idempotent" {
start_crio
pod_id=$(crictl runp "$TESTDATA"/sandbox_config.json)
ctr_id=$(crictl create "$pod_id" "$TESTDATA"/container_redis.json "$TESTDATA"/sandbox_config.json)
crictl start "$ctr_id"
crictl stop "$ctr_id"
crictl stop "$ctr_id"
}
@test "ctr caps drop" {
start_crio
pod_id=$(crictl runp "$TESTDATA"/sandbox_config.json)
jq ' .linux.security_context.capabilities = {
"add_capabilities": [],
"drop_capabilities": ["mknod", "kill", "sys_chroot", "setuid", "setgid"]
}' \
"$TESTDATA"/container_config.json > "$newconfig"
crictl create "$newconfig" "$TESTDATA"/sandbox_config.json
}
@test "ctr with default list of capabilities from crio.conf" {
start_crio
pod_id=$(crictl runp "$TESTDATA"/sandbox_config.json)
ctr_id=$(crictl create "$pod_id" "$TESTDATA"/container_redis.json "$TESTDATA"/sandbox_config.json)
crictl start "$ctr_id"
output=$(crictl exec --sync "$ctr_id" grep Cap /proc/1/status)
# This magic value originates from the output of
# `grep CapEff /proc/self/status`
#
# It represents the bitflag of the effective capabilities
# available to the process.
[[ "$output" =~ 00000000002005fb ]]
}
@test "ctr with list of capabilities given by user in crio.conf" {
CONTAINER_DEFAULT_CAPABILITIES="CHOWN,DAC_OVERRIDE,FSETID,FOWNER,NET_RAW,SETGID,SETUID" start_crio
pod_id=$(crictl runp "$TESTDATA"/sandbox_config.json)
ctr_id=$(crictl create "$pod_id" "$TESTDATA"/container_redis.json "$TESTDATA"/sandbox_config.json)
crictl start "$ctr_id"
output=$(crictl exec --sync "$ctr_id" grep Cap /proc/1/status)
[[ "$output" =~ 00000000002020db ]]
}
@test "ctr with add_inheritable_capabilities has inheritable capabilities" {
CONTAINER_ADD_INHERITABLE_CAPABILITIES=true start_crio
pod_id=$(crictl runp "$TESTDATA"/sandbox_config.json)
jq ' .linux.security_context.run_as_username = "redis"' \
"$TESTDATA"/container_redis.json > "$newconfig"
ctr_id=$(crictl create "$pod_id" "$newconfig" "$TESTDATA"/sandbox_config.json)
crictl start "$ctr_id"
crictl exec --sync "$ctr_id" grep "CapEff:\s0000000000000000" /proc/1/status
}
@test "ctr /etc/resolv.conf rw/ro mode" {
start_crio
pod_id=$(crictl runp "$TESTDATA"/sandbox_config.json)
jq ' .command = ["sh", "-c", "echo test >> /etc/resolv.conf"]' \
"$TESTDATA"/container_config.json > "$newconfig"
ctr_id=$(crictl create "$pod_id" "$newconfig" "$TESTDATA"/sandbox_config.json)
crictl start "$ctr_id"
wait_until_exit "$ctr_id"
jq ' .command = ["sh", "-c", "echo test >> /etc/resolv.conf"]
| .linux.security_context.readonly_rootfs = true
| .metadata.name = "test-resolv-ro"' \
"$TESTDATA"/container_config.json > "$newconfig"
ctr_id=$(crictl create "$pod_id" "$newconfig" "$TESTDATA"/sandbox_config.json)
crictl start "$ctr_id"
EXPECTED_EXIT_STATUS=1 wait_until_exit "$ctr_id"
}
@test "ctr create with non-existent command" {
start_crio
pod_id=$(crictl runp "$TESTDATA"/sandbox_config.json)
jq ' .command = ["nonexistent"]' \
"$TESTDATA"/container_config.json > "$newconfig"
run ! crictl create "$pod_id" "$newconfig" "$TESTDATA"/sandbox_config.json
[[ "$output" == *"not found"* ]]
}
@test "ctr create with non-existent command [tty]" {
start_crio
pod_id=$(crictl runp "$TESTDATA"/sandbox_config.json)
jq ' .command = ["nonexistent"]
| .tty = true' \
"$TESTDATA"/container_config.json > "$newconfig"
run ! crictl create "$pod_id" "$newconfig" "$TESTDATA"/sandbox_config.json
[[ "$output" == *"not found"* ]]
}
@test "ctr update resources" {
start_crio
pod_id=$(crictl runp "$TESTDATA"/sandbox_config.json)
ctr_id=$(crictl create "$pod_id" "$TESTDATA"/container_redis.json "$TESTDATA"/sandbox_config.json)
crictl start "$ctr_id"
set_swap_fields_given_cgroup_version
output=$(crictl exec --sync "$ctr_id" sh -c "cat $CGROUP_MEM_FILE")
[[ "$output" == *"209715200"* ]]
# we can only rely on these files being here if cgroup memory swap is enabled
# otherwise this test fails
if test -r "$CGROUP_MEM_SWAP_FILE"; then
output=$(crictl exec --sync "$ctr_id" sh -c "cat $CGROUP_MEM_SWAP_FILE")
[ "$output" -eq "209715200" ]
fi
if is_cgroup_v2; then
output=$(crictl exec --sync "$ctr_id" sh -c "cat /sys/fs/cgroup/cpu.max")
[[ "$output" == *"20000 10000"* ]]
output=$(crictl exec --sync "$ctr_id" sh -c "cat /sys/fs/cgroup/cpu.weight")
# 512 shares are converted to cpu.weight 20
[[ "$output" == *"20"* ]]
else
output=$(crictl exec --sync "$ctr_id" sh -c "cat /sys/fs/cgroup/cpu/cpu.shares")
[[ "$output" == *"512"* ]]
output=$(crictl exec --sync "$ctr_id" sh -c "cat /sys/fs/cgroup/cpu/cpu.cfs_period_us")
[[ "$output" == *"10000"* ]]
output=$(crictl exec --sync "$ctr_id" sh -c "cat /sys/fs/cgroup/cpu/cpu.cfs_quota_us")
[[ "$output" == *"20000"* ]]
fi
crictl update --memory 524288000 --cpu-period 20000 --cpu-quota 10000 --cpu-share 256 "$ctr_id"
output=$(crictl exec --sync "$ctr_id" sh -c "cat $CGROUP_MEM_FILE")
[[ "$output" == *"524288000"* ]]
if test -r "$CGROUP_MEM_SWAP_FILE"; then
output=$(crictl exec --sync "$ctr_id" sh -c "cat $CGROUP_MEM_SWAP_FILE")
[ "$output" -eq "524288000" ]
fi
if is_cgroup_v2; then
output=$(crictl exec --sync "$ctr_id" sh -c "cat /sys/fs/cgroup/cpu.max")
[[ "$output" == *"10000 20000"* ]]
output=$(crictl exec --sync "$ctr_id" sh -c "cat /sys/fs/cgroup/cpu.weight")
# 256 shares are converted to cpu.weight 10
[[ "$output" == *"10"* ]]
else
output=$(crictl exec --sync "$ctr_id" sh -c "cat /sys/fs/cgroup/cpu/cpu.shares")
[[ "$output" == *"256"* ]]
output=$(crictl exec --sync "$ctr_id" sh -c "cat /sys/fs/cgroup/cpu/cpu.cfs_period_us")
[[ "$output" == *"20000"* ]]
output=$(crictl exec --sync "$ctr_id" sh -c "cat /sys/fs/cgroup/cpu/cpu.cfs_quota_us")
[[ "$output" == *"10000"* ]]
fi
}
@test "ctr correctly setup working directory" {
start_crio
pod_id=$(crictl runp "$TESTDATA"/sandbox_config.json)
jq ' .working_dir = "/thisshouldntexistatall"' \
"$TESTDATA"/container_config.json > "$newconfig"
ctr_id=$(crictl create "$pod_id" "$newconfig" "$TESTDATA"/sandbox_config.json)
crictl start "$ctr_id"
jq ' .working_dir = "/etc/passwd"
| .metadata.name = "container2"' \
< "$TESTDATA"/container_config.json > "$newconfig"
run ! crictl create "$pod_id" "$newconfig" "$TESTDATA"/sandbox_config.json
[[ "$output" == *"not a directory"* ]]
}
@test "ctr execsync conflicting with conmon env" {
start_crio
pod_id=$(crictl runp "$TESTDATA"/sandbox_config.json)
# XXX: this relies on PATH being the first element in envs[]
jq ' .envs[0].value += ":/acustompathinpath"' \
"$TESTDATA"/container_config.json > "$newconfig"
ctr_id=$(crictl create "$pod_id" "$newconfig" "$TESTDATA"/sandbox_config.json)
output=$(crictl exec "$ctr_id" env)
[[ "$output" == *"acustompathinpath"* ]]
output=$(crictl exec --sync "$ctr_id" env)
[[ "$output" == *"acustompathinpath"* ]]
}
@test "ctr resources" {
start_crio
ctr_id=$(crictl run "$TESTDATA"/container_redis.json "$TESTDATA"/sandbox_config.json)
output=$(crictl exec --sync "$ctr_id" sh -c "cat /sys/fs/cgroup/cpuset/cpuset.cpus || cat /sys/fs/cgroup/cpuset.cpus")
[[ "$output" == *"0"* ]]
output=$(crictl exec --sync "$ctr_id" sh -c "cat /sys/fs/cgroup/cpuset/cpuset.mems || cat /sys/fs/cgroup/cpuset.mems")
[[ "$output" == *"0"* ]]
}
@test "ctr with non-root user has no effective capabilities" {
start_crio
pod_id=$(crictl runp "$TESTDATA"/sandbox_config.json)
jq ' .linux.security_context.run_as_username = "redis"' \
"$TESTDATA"/container_redis.json > "$newconfig"
ctr_id=$(crictl create "$pod_id" "$newconfig" "$TESTDATA"/sandbox_config.json)
crictl start "$ctr_id"
crictl exec --sync "$ctr_id" grep "CapEff:\s0000000000000000" /proc/1/status
}
@test "ctr has gid in supplemental groups" {
start_crio
jq ' .linux.security_context.run_as_user.value = 1000
| .linux.security_context.run_as_group.value = 1000' \
"$TESTDATA"/container_redis.json > "$newconfig"
ctr_id=$(crictl run "$newconfig" "$TESTDATA"/sandbox_config.json)
crictl exec --sync "$ctr_id" grep Groups:.1000 /proc/1/status
}
@test "ctr with low memory configured should not be created" {
start_crio
pod_id=$(crictl runp "$TESTDATA"/sandbox_config.json)
jq ' .linux.resources.memory_limit_in_bytes = 2000' \
"$TESTDATA"/container_config.json > "$newconfig"
run ! crictl create "$pod_id" "$newconfig" "$TESTDATA"/sandbox_config.json
}
@test "privileged ctr -- check for rw mounts" {
# Can't run privileged container in userns
if test -n "$CONTAINER_UID_MAPPINGS"; then
skip "userNS enabled"
fi
start_crio
sandbox_config="$TESTDIR"/sandbox_config.json
jq ' .linux.security_context.privileged = true' \
"$TESTDATA"/sandbox_config.json > "$sandbox_config"
pod_id=$(crictl runp "$sandbox_config")
jq ' .linux.security_context.privileged = true' \
"$TESTDATA"/container_redis.json > "$newconfig"
ctr_id=$(crictl create "$pod_id" "$newconfig" "$sandbox_config")
crictl start "$ctr_id"
output=$(crictl inspect "$ctr_id")
[ -n "$output" ]
echo "$output" | jq -e ".info.privileged == true"
output=$(crictl exec "$ctr_id" grep rw\, /proc/mounts)
if is_cgroup_v2; then
[[ "$output" == *" /sys/fs/cgroup cgroup2 "* ]]
else
[[ "$output" == *" /sys/fs/cgroup tmpfs "* ]]
fi
}
@test "annotations passed through" {
start_crio
pod_id=$(crictl runp "$TESTDATA"/sandbox_config.json)
crictl inspectp "$pod_id" | grep '"owner": "hmeng"'
crictl inspectp "$pod_id" | grep '"security.alpha.kubernetes.io/seccomp/pod": "unconfined"'
# sandbox annotations passed through to container OCI config
ctr_id=$(crictl run "$TESTDATA"/container_config.json "$TESTDATA"/sandbox_config.json)
check_oci_annotation "$ctr_id" "com.example.test" "sandbox annotation"
}
@test "ctr with default_env set in configuration" {
CONTAINER_DEFAULT_ENV="NSS_SDB_USE_CACHE=no" start_crio
pod_id=$(crictl runp "$TESTDATA"/sandbox_config.json)
ctr_id=$(crictl create "$pod_id" "$TESTDATA"/container_config.json "$TESTDATA"/sandbox_config.json)
output=$(crictl exec --sync "$ctr_id" env)
[[ "$output" == *"NSS_SDB_USE_CACHE=no"* ]]
}
@test "ctr with absent mount that should be rejected" {
ABSENT_DIR="$TESTDIR/notthere"
jq --arg path "$ABSENT_DIR" \
' .mounts = [ {
host_path: $path,
container_path: $path
} ]' \
"$TESTDATA"/container_redis.json > "$TESTDIR/config"
CONTAINER_ABSENT_MOUNT_SOURCES_TO_REJECT="$ABSENT_DIR" start_crio