add test cases

Signed-off-by: Xianglin Gao <xlgao@zju.edu.cn>
This commit is contained in:
Xianglin Gao 2016-12-01 21:15:47 +08:00
parent 06cc0ba6ba
commit bec3c3e2aa
5 changed files with 175 additions and 4 deletions

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@ -19,6 +19,7 @@ RUN apt-get update && apt-get install -y \
protobuf-compiler \
python-minimal \
libglib2.0-dev \
libapparmor-dev \
--no-install-recommends
# install bats

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@ -16,7 +16,7 @@ ETCDIR ?= ${DESTDIR}/etc
ETCDIR_OCID ?= ${ETCDIR}/ocid
GO_MD2MAN ?= $(shell which go-md2man)
export GOPATH := ${CURDIR}/vendor
BUILDTAGS := selinux seccomp
BUILDTAGS := selinux seccomp apparmor
all: binaries ocid.conf docs

137
test/apparmor.bats Normal file
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@ -0,0 +1,137 @@
#!/usr/bin/env bats
load helpers
function teardown() {
cleanup_test
}
# 1. test running with loading the default apparmor profile.
# test that we can run with the default apparomr profile which will not block touching a file in `.`
@test "load default apparomr profile and run a container with it" {
# this test requires docker, thus it can't yet be run in a container
if [ "$TRAVIS" = "true" ]; then # instead of $TRAVIS, add a function is_containerized to skip here
skip "cannot yet run this test in a container, use sudo make localintegration"
fi
start_ocid
sed -e 's/%VALUE%/,"container\.apparmor\.security\.beta\.kubernetes\.io\/testname1": "runtime\/default"/g' "$TESTDATA"/sandbox_config_seccomp.json > "$TESTDIR"/apparmor1.json
run ocic pod create --name apparmor1 --config "$TESTDIR"/apparmor1.json
echo "$output"
[ "$status" -eq 0 ]
pod_id="$output"
run ocic ctr create --name testname1 --config "$TESTDATA"/container_redis.json --pod "$pod_id"
echo "$output"
[ "$status" -eq 0 ]
ctr_id="$output"
run ocic ctr start --id "$ctr_id"
echo "$output"
[ "$status" -eq 0 ]
run ocic ctr execsync --id "$ctr_id" touch test.txt
echo "$output"
[ "$status" -eq 0 ]
cleanup_ctrs
cleanup_pods
stop_ocid
}
# 2. test running with loading a specific apparmor profile as ocid default apparmor profile.
# test that we can run with a specific apparmor profile which will block touching a file in `.` as ocid default apparmor profile.
@test "load a specific apparomr profile as default apparmor and run a container with it" {
# this test requires docker, thus it can't yet be run in a container
if [ "$TRAVIS" = "true" ]; then # instead of $TRAVIS, add a function is_containerized to skip here
skip "cannot yet run this test in a container, use sudo make localintegration"
fi
load_apparmor_test_profile
start_ocid_with_apparmor_profile_name "$APPARMOR_TEST_PROFILE_NAME"
sed -e 's/%VALUE%/,"container\.apparmor\.security\.beta\.kubernetes\.io\/testname2": "apparmor_test_deny_write"/g' "$TESTDATA"/sandbox_config_seccomp.json > "$TESTDIR"/apparmor2.json
run ocic pod create --name apparmor2 --config "$TESTDIR"/apparmor2.json
echo "$output"
[ "$status" -eq 0 ]
pod_id="$output"
run ocic ctr create --name testname2 --config "$TESTDATA"/container_redis.json --pod "$pod_id"
echo "$output"
[ "$status" -eq 0 ]
ctr_id="$output"
run ocic ctr start --id "$ctr_id"
echo "$output"
[ "$status" -eq 0 ]
run ocic ctr execsync --id "$ctr_id" touch test.txt
echo "$output"
[ "$status" -ne 0 ]
[[ "$output" =~ "Permission denied" ]]
cleanup_ctrs
cleanup_pods
stop_ocid
remove_apparmor_test_profile
}
# 3. test running with loading a specific apparmor profile but not as ocid default apparmor profile.
# test that we can run with a specific apparmor profile which will block touching a file in `.`
@test "load default apparomr profile and run a container with another apparmor profile" {
# this test requires docker, thus it can't yet be run in a container
if [ "$TRAVIS" = "true" ]; then # instead of $TRAVIS, add a function is_containerized to skip here
skip "cannot yet run this test in a container, use sudo make localintegration"
fi
load_apparmor_test_profile
start_ocid
sed -e 's/%VALUE%/,"container\.apparmor\.security\.beta\.kubernetes\.io\/testname3": "apparmor_test_deny_write"/g' "$TESTDATA"/sandbox_config_seccomp.json > "$TESTDIR"/apparmor3.json
run ocic pod create --name apparmor3 --config "$TESTDIR"/apparmor3.json
echo "$output"
[ "$status" -eq 0 ]
pod_id="$output"
run ocic ctr create --name testname3 --config "$TESTDATA"/container_redis.json --pod "$pod_id"
echo "$output"
[ "$status" -eq 0 ]
ctr_id="$output"
run ocic ctr start --id "$ctr_id"
echo "$output"
[ "$status" -eq 0 ]
run ocic ctr execsync --id "$ctr_id" touch test.txt
echo "$output"
[ "$status" -ne 0 ]
[[ "$output" =~ "Permission denied" ]]
cleanup_ctrs
cleanup_pods
stop_ocid
remove_apparmor_test_profile
}
# 1. test running with wrong apparmor profile name.
# test that we can will fail when running a ctr with rong apparmor profile name.
@test "run a container with wrong apparmor profile name" {
# this test requires docker, thus it can't yet be run in a container
if [ "$TRAVIS" = "true" ]; then # instead of $TRAVIS, add a function is_containerized to skip here
skip "cannot yet run this test in a container, use sudo make localintegration"
fi
start_ocid
sed -e 's/%VALUE%/,"container\.apparmor\.security\.beta\.kubernetes\.io\/testname4": "not-exists"/g' "$TESTDATA"/sandbox_config_seccomp.json > "$TESTDIR"/apparmor4.json
run ocic pod create --name apparmor4 --config "$TESTDIR"/apparmor4.json
echo "$output"
[ "$status" -eq 0 ]
pod_id="$output"
run ocic ctr create --name testname4 --config "$TESTDATA"/container_redis.json --pod "$pod_id"
echo "$output"
[ "$status" -ne 0 ]
[[ "$output" =~ "Creating container failed" ]]
cleanup_ctrs
cleanup_pods
stop_ocid
}

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@ -17,11 +17,19 @@ OCIC_BINARY=${OCIC_BINARY:-${OCID_ROOT}/cri-o/ocic}
CONMON_BINARY=${CONMON_BINARY:-${OCID_ROOT}/cri-o/conmon/conmon}
# Path of the pause binary.
PAUSE_BINARY=${PAUSE_BINARY:-${OCID_ROOT}/cri-o/pause/pause}
# Path of the default seccomp profile
# Path of the default seccomp profile.
SECCOMP_PROFILE=${SECCOMP_PROFILE:-${OCID_ROOT}/cri-o/seccomp.json}
# Name of the default apparmor profile.
APPARMOR_DEFAULT_PROFILE=${SECCOMP_PROFILE:-ocid-default}
# Path of the runc binary.
RUNC_PATH=$(command -v runc || true)
RUNC_BINARY=${RUNC_PATH:-/usr/local/sbin/runc}
# Path of the apparmor_parser binary.
APPARMOR_PARSER_BINARY=${APPARMOR_PARSER_BINARY:-/sbin/apparmor_parser}
# Path of the apparmor profile for test.
APPARMOR_TEST_PROFILE_PATH=${APPARMOR_TEST_PROFILE_PATH:-${TESTDATA}/apparmor_test_deny_write}
# Name of the apparmor profile for test.
APPARMOR_TEST_PROFILE_NAME=${APPARMOR_TEST_PROFILE_NAME:-apparmor_test_deny_write}
TESTDIR=$(mktemp -d)
if [ -e /usr/sbin/selinuxenabled ] && /usr/sbin/selinuxenabled; then
@ -80,13 +88,19 @@ function wait_until_reachable() {
# Start ocid.
function start_ocid() {
"$OCID_BINARY" --conmon "$CONMON_BINARY" --pause "$PAUSE_BINARY" --listen "$OCID_SOCKET" --runtime "$RUNC_BINARY" --root "$TESTDIR/ocid" --sandboxdir "$TESTDIR/sandboxes" --containerdir "$TESTDIR/ocid/containers" --seccomp-profile "$SECCOMP_PROFILE" config >$OCID_CONFIG
"$OCID_BINARY" --conmon "$CONMON_BINARY" --pause "$PAUSE_BINARY" --listen "$OCID_SOCKET" --runtime "$RUNC_BINARY" --root "$TESTDIR/ocid" --sandboxdir "$TESTDIR/sandboxes" --containerdir "$TESTDIR/ocid/containers" --seccomp-profile "$SECCOMP_PROFILE" --apparmor-profile "$APPARMOR_PROFILE" config >$OCID_CONFIG
"$OCID_BINARY" --debug --config "$OCID_CONFIG" & OCID_PID=$!
wait_until_reachable
}
function start_ocid_with_seccomp_path() {
"$OCID_BINARY" --conmon "$CONMON_BINARY" --pause "$PAUSE_BINARY" --listen "$OCID_SOCKET" --runtime "$RUNC_BINARY" --root "$TESTDIR/ocid" --sandboxdir "$TESTDIR/sandboxes" --containerdir "$TESTDIR/ocid/containers" --seccomp-profile "$1" config >$OCID_CONFIG
"$OCID_BINARY" --conmon "$CONMON_BINARY" --pause "$PAUSE_BINARY" --listen "$OCID_SOCKET" --runtime "$RUNC_BINARY" --root "$TESTDIR/ocid" --sandboxdir "$TESTDIR/sandboxes" --containerdir "$TESTDIR/ocid/containers" --seccomp-profile "$1" --apparmor-profile "$APPARMOR_PROFILE" config >$OCID_CONFIG
"$OCID_BINARY" --debug --config "$OCID_CONFIG" & OCID_PID=$!
wait_until_reachable
}
function start_ocid_with_apparmor_profile_name() {
"$OCID_BINARY" --conmon "$CONMON_BINARY" --pause "$PAUSE_BINARY" --listen "$OCID_SOCKET" --runtime "$RUNC_BINARY" --root "$TESTDIR/ocid" --sandboxdir "$TESTDIR/sandboxes" --containerdir "$TESTDIR/ocid/containers" --seccomp-profile "$SECCOMP_PROFILE" --apparmor-profile "$1" config >$OCID_CONFIG
"$OCID_BINARY" --debug --config "$OCID_CONFIG" & OCID_PID=$!
wait_until_reachable
}
@ -128,3 +142,12 @@ function stop_ocid() {
function cleanup_test() {
rm -rf "$TESTDIR"
}
function load_apparmor_test_profile() {
"$APPARMOR_PARSER_BINARY" -r "$APPARMOR_TEST_PROFILE_PATH"
}
function remove_apparmor_test_profile() {
"$APPARMOR_PARSER_BINARY" -R "$APPARMOR_TEST_PROFILE_PATH"
}

10
test/testdata/apparmor_test_deny_write vendored Normal file
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@ -0,0 +1,10 @@
#include <tunables/global>
profile apparmor-test-deny-write flags=(attach_disconnected) {
#include <abstractions/base>
file,
# Deny all file writes.
deny /** w,
}