add test cases
Signed-off-by: Xianglin Gao <xlgao@zju.edu.cn>
This commit is contained in:
Xianglin Gao
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 \
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protobuf-compiler \
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python-minimal \
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libglib2.0-dev \
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libapparmor-dev \
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--no-install-recommends
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# install bats
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2
Makefile
2
Makefile
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@ -16,7 +16,7 @@ ETCDIR ?= ${DESTDIR}/etc
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ETCDIR_OCID ?= ${ETCDIR}/ocid
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GO_MD2MAN ?= $(shell which go-md2man)
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export GOPATH := ${CURDIR}/vendor
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BUILDTAGS := selinux seccomp
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BUILDTAGS := selinux seccomp apparmor
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all: binaries ocid.conf docs
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137
test/apparmor.bats
Normal file
137
test/apparmor.bats
Normal file
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@ -0,0 +1,137 @@
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#!/usr/bin/env bats
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load helpers
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function teardown() {
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cleanup_test
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}
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# 1. test running with loading the default apparmor profile.
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# test that we can run with the default apparomr profile which will not block touching a file in `.`
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@test "load default apparomr profile and run a container with it" {
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# this test requires docker, thus it can't yet be run in a container
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if [ "$TRAVIS" = "true" ]; then # instead of $TRAVIS, add a function is_containerized to skip here
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skip "cannot yet run this test in a container, use sudo make localintegration"
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fi
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start_ocid
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sed -e 's/%VALUE%/,"container\.apparmor\.security\.beta\.kubernetes\.io\/testname1": "runtime\/default"/g' "$TESTDATA"/sandbox_config_seccomp.json > "$TESTDIR"/apparmor1.json
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run ocic pod create --name apparmor1 --config "$TESTDIR"/apparmor1.json
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echo "$output"
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[ "$status" -eq 0 ]
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pod_id="$output"
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run ocic ctr create --name testname1 --config "$TESTDATA"/container_redis.json --pod "$pod_id"
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echo "$output"
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[ "$status" -eq 0 ]
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ctr_id="$output"
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run ocic ctr start --id "$ctr_id"
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echo "$output"
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[ "$status" -eq 0 ]
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run ocic ctr execsync --id "$ctr_id" touch test.txt
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echo "$output"
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[ "$status" -eq 0 ]
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cleanup_ctrs
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cleanup_pods
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stop_ocid
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}
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# 2. test running with loading a specific apparmor profile as ocid default apparmor profile.
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# test that we can run with a specific apparmor profile which will block touching a file in `.` as ocid default apparmor profile.
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@test "load a specific apparomr profile as default apparmor and run a container with it" {
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# this test requires docker, thus it can't yet be run in a container
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if [ "$TRAVIS" = "true" ]; then # instead of $TRAVIS, add a function is_containerized to skip here
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skip "cannot yet run this test in a container, use sudo make localintegration"
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fi
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load_apparmor_test_profile
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start_ocid_with_apparmor_profile_name "$APPARMOR_TEST_PROFILE_NAME"
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sed -e 's/%VALUE%/,"container\.apparmor\.security\.beta\.kubernetes\.io\/testname2": "apparmor_test_deny_write"/g' "$TESTDATA"/sandbox_config_seccomp.json > "$TESTDIR"/apparmor2.json
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run ocic pod create --name apparmor2 --config "$TESTDIR"/apparmor2.json
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echo "$output"
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[ "$status" -eq 0 ]
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pod_id="$output"
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run ocic ctr create --name testname2 --config "$TESTDATA"/container_redis.json --pod "$pod_id"
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echo "$output"
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[ "$status" -eq 0 ]
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ctr_id="$output"
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run ocic ctr start --id "$ctr_id"
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echo "$output"
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[ "$status" -eq 0 ]
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run ocic ctr execsync --id "$ctr_id" touch test.txt
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echo "$output"
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[ "$status" -ne 0 ]
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[[ "$output" =~ "Permission denied" ]]
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cleanup_ctrs
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cleanup_pods
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stop_ocid
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remove_apparmor_test_profile
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}
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# 3. test running with loading a specific apparmor profile but not as ocid default apparmor profile.
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# test that we can run with a specific apparmor profile which will block touching a file in `.`
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@test "load default apparomr profile and run a container with another apparmor profile" {
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# this test requires docker, thus it can't yet be run in a container
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if [ "$TRAVIS" = "true" ]; then # instead of $TRAVIS, add a function is_containerized to skip here
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skip "cannot yet run this test in a container, use sudo make localintegration"
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fi
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load_apparmor_test_profile
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start_ocid
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sed -e 's/%VALUE%/,"container\.apparmor\.security\.beta\.kubernetes\.io\/testname3": "apparmor_test_deny_write"/g' "$TESTDATA"/sandbox_config_seccomp.json > "$TESTDIR"/apparmor3.json
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run ocic pod create --name apparmor3 --config "$TESTDIR"/apparmor3.json
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echo "$output"
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[ "$status" -eq 0 ]
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pod_id="$output"
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run ocic ctr create --name testname3 --config "$TESTDATA"/container_redis.json --pod "$pod_id"
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echo "$output"
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[ "$status" -eq 0 ]
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ctr_id="$output"
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run ocic ctr start --id "$ctr_id"
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echo "$output"
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[ "$status" -eq 0 ]
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run ocic ctr execsync --id "$ctr_id" touch test.txt
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echo "$output"
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[ "$status" -ne 0 ]
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[[ "$output" =~ "Permission denied" ]]
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cleanup_ctrs
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cleanup_pods
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stop_ocid
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remove_apparmor_test_profile
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}
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# 1. test running with wrong apparmor profile name.
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# test that we can will fail when running a ctr with rong apparmor profile name.
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@test "run a container with wrong apparmor profile name" {
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# this test requires docker, thus it can't yet be run in a container
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if [ "$TRAVIS" = "true" ]; then # instead of $TRAVIS, add a function is_containerized to skip here
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skip "cannot yet run this test in a container, use sudo make localintegration"
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fi
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start_ocid
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sed -e 's/%VALUE%/,"container\.apparmor\.security\.beta\.kubernetes\.io\/testname4": "not-exists"/g' "$TESTDATA"/sandbox_config_seccomp.json > "$TESTDIR"/apparmor4.json
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run ocic pod create --name apparmor4 --config "$TESTDIR"/apparmor4.json
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echo "$output"
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[ "$status" -eq 0 ]
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pod_id="$output"
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run ocic ctr create --name testname4 --config "$TESTDATA"/container_redis.json --pod "$pod_id"
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echo "$output"
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[ "$status" -ne 0 ]
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[[ "$output" =~ "Creating container failed" ]]
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cleanup_ctrs
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cleanup_pods
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stop_ocid
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}
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@ -17,11 +17,19 @@ OCIC_BINARY=${OCIC_BINARY:-${OCID_ROOT}/cri-o/ocic}
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CONMON_BINARY=${CONMON_BINARY:-${OCID_ROOT}/cri-o/conmon/conmon}
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# Path of the pause binary.
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PAUSE_BINARY=${PAUSE_BINARY:-${OCID_ROOT}/cri-o/pause/pause}
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# Path of the default seccomp profile
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# Path of the default seccomp profile.
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SECCOMP_PROFILE=${SECCOMP_PROFILE:-${OCID_ROOT}/cri-o/seccomp.json}
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# Name of the default apparmor profile.
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APPARMOR_DEFAULT_PROFILE=${SECCOMP_PROFILE:-ocid-default}
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# Path of the runc binary.
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RUNC_PATH=$(command -v runc || true)
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RUNC_BINARY=${RUNC_PATH:-/usr/local/sbin/runc}
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# Path of the apparmor_parser binary.
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APPARMOR_PARSER_BINARY=${APPARMOR_PARSER_BINARY:-/sbin/apparmor_parser}
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# Path of the apparmor profile for test.
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APPARMOR_TEST_PROFILE_PATH=${APPARMOR_TEST_PROFILE_PATH:-${TESTDATA}/apparmor_test_deny_write}
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# Name of the apparmor profile for test.
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APPARMOR_TEST_PROFILE_NAME=${APPARMOR_TEST_PROFILE_NAME:-apparmor_test_deny_write}
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TESTDIR=$(mktemp -d)
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if [ -e /usr/sbin/selinuxenabled ] && /usr/sbin/selinuxenabled; then
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@ -80,13 +88,19 @@ function wait_until_reachable() {
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# Start ocid.
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function start_ocid() {
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"$OCID_BINARY" --conmon "$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
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"$OCID_BINARY" --conmon "$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 >$OCID_CONFIG
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"$OCID_BINARY" --debug --config "$OCID_CONFIG" & OCID_PID=$!
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wait_until_reachable
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}
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function start_ocid_with_seccomp_path() {
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"$OCID_BINARY" --conmon "$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
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"$OCID_BINARY" --conmon "$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 >$OCID_CONFIG
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"$OCID_BINARY" --debug --config "$OCID_CONFIG" & OCID_PID=$!
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wait_until_reachable
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}
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function start_ocid_with_apparmor_profile_name() {
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"$OCID_BINARY" --conmon "$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
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"$OCID_BINARY" --debug --config "$OCID_CONFIG" & OCID_PID=$!
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wait_until_reachable
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}
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@ -128,3 +142,12 @@ function stop_ocid() {
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function cleanup_test() {
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rm -rf "$TESTDIR"
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}
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function load_apparmor_test_profile() {
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"$APPARMOR_PARSER_BINARY" -r "$APPARMOR_TEST_PROFILE_PATH"
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}
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function remove_apparmor_test_profile() {
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"$APPARMOR_PARSER_BINARY" -R "$APPARMOR_TEST_PROFILE_PATH"
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}
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10
test/testdata/apparmor_test_deny_write
vendored
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10
test/testdata/apparmor_test_deny_write
vendored
Normal file
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@ -0,0 +1,10 @@
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#include <tunables/global>
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profile apparmor-test-deny-write flags=(attach_disconnected) {
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#include <abstractions/base>
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file,
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# Deny all file writes.
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deny /** w,
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}
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