summaryrefslogtreecommitdiff
path: root/test/helpers.bash
blob: 2117716ec5bd6a9f65514d0f541cda2e97d81f17 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
#!/bin/bash

# Root directory of integration tests.
INTEGRATION_ROOT=$(dirname "$(readlink -f "$BASH_SOURCE")")

# Test data path.
TESTDATA="${INTEGRATION_ROOT}/testdata"

# Root directory of the repository.
if [[ ! -z "$CRIO_ROOT" ]]; then
    CRIO_ROOT=${CRIO_ROOT}
elif [[ ! -z "$TRAVIS" ]]; then
    CRIO_ROOT="/go/src/github.com/projectatomic/libpod"
elif [[ ! -z "$PAPR" ]]; then
    CRIO_ROOT="/var/tmp/checkout"
else
    CRIO_ROOT=$(cd "$INTEGRATION_ROOT/.."; pwd -P)
fi

KPOD_BINARY=${KPOD_BINARY:-${CRIO_ROOT}/bin/kpod}
# Path of the conmon binary.
CONMON_BINARY=${CONMON_BINARY:-${CRIO_ROOT}/bin/conmon}
# Path of the default seccomp profile.
SECCOMP_PROFILE=${SECCOMP_PROFILE:-${CRIO_ROOT}/seccomp.json}
# Name of the default apparmor profile.
APPARMOR_PROFILE=${APPARMOR_PROFILE:-crio-default}
# Runtime
RUNTIME=${RUNTIME:-runc}
RUNTIME_PATH=$(command -v $RUNTIME || true)
RUNTIME_BINARY=${RUNTIME_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:-${TESTDATA}/apparmor_test_deny_write}
# Path of the apparmor profile for unloading crio-default.
FAKE_CRIO_DEFAULT_PROFILE_PATH=${FAKE_CRIO_DEFAULT_PROFILE_PATH:-${TESTDATA}/fake_crio_default}
# Name of the apparmor profile for test.
APPARMOR_TEST_PROFILE_NAME=${APPARMOR_TEST_PROFILE_NAME:-apparmor-test-deny-write}
# Path of boot config.
BOOT_CONFIG_FILE_PATH=${BOOT_CONFIG_FILE_PATH:-/boot/config-`uname -r`}
# Path of apparmor parameters file.
APPARMOR_PARAMETERS_FILE_PATH=${APPARMOR_PARAMETERS_FILE_PATH:-/sys/module/apparmor/parameters/enabled}
# Path of the bin2img binary.
BIN2IMG_BINARY=${BIN2IMG_BINARY:-${CRIO_ROOT}/test/bin2img/bin2img}
# Path of the copyimg binary.
COPYIMG_BINARY=${COPYIMG_BINARY:-${CRIO_ROOT}/test/copyimg/copyimg}
# Path of tests artifacts.
ARTIFACTS_PATH=${ARTIFACTS_PATH:-${CRIO_ROOT}/.artifacts}
# Path of the checkseccomp binary.
CHECKSECCOMP_BINARY=${CHECKSECCOMP_BINARY:-${CRIO_ROOT}/test/checkseccomp/checkseccomp}
# XXX: This is hardcoded inside cri-o at the moment.
DEFAULT_LOG_PATH=/var/log/crio/pods
# Cgroup manager to be used
CGROUP_MANAGER=${CGROUP_MANAGER:-cgroupfs}
# Image volumes handling
IMAGE_VOLUMES=${IMAGE_VOLUMES:-mkdir}
# Container pids limit
PIDS_LIMIT=${PIDS_LIMIT:-1024}
# Log size max limit
LOG_SIZE_MAX_LIMIT=${LOG_SIZE_MAX_LIMIT:--1}

if [[ ! -d "/test.dir" ]]; then
    mkdir /test.dir
fi

TESTDIR=$(mktemp -p /test.dir -d)

declare -A -g IMAGES
IMAGES+=(["alpine"]=docker.io/library/alpine:latest ["busybox"]=docker.io/library/busybox:latest)

BB_GLIBC="docker.io/library/busybox:glibc"
BB="docker.io/library/busybox:latest"
ALPINE="docker.io/library/alpine:latest"
FEDORA_MINIMAL="registry.fedoraproject.org/fedora-minimal:latest"

# kpod pull needs a configuration file for shortname pulls
export REGISTRIES_CONFIG_PATH="$INTEGRATION_ROOT/registries.conf"

# Setup default hooks dir
HOOKSDIR=$TESTDIR/hooks
mkdir ${HOOKSDIR}
HOOKS_OPTS="--hooks-dir-path=$HOOKSDIR"

# Setup default secrets mounts
MOUNT_PATH="$TESTDIR/secrets"
mkdir ${MOUNT_PATH}
MOUNT_FILE="${MOUNT_PATH}/test.txt"
touch ${MOUNT_FILE}
echo "Testing secrets mounts!" > ${MOUNT_FILE}

DEFAULT_MOUNTS_OPTS="--default-mounts=${MOUNT_PATH}:/container/path1"

# We may need to set some default storage options.
case "$(stat -f -c %T ${TESTDIR})" in
    aufs)
        # None of device mapper, overlay, or aufs can be used dependably over aufs, and of course btrfs and zfs can't,
        # and we have to explicitly specify the "vfs" driver in order to use it, so do that now.
        STORAGE_OPTIONS=${STORAGE_OPTIONS:---storage-driver vfs}
        ;;
esac

if [ -e /usr/sbin/selinuxenabled ] && /usr/sbin/selinuxenabled; then
    . /etc/selinux/config
    filelabel=$(awk -F'"' '/^file.*=.*/ {print $2}' /etc/selinux/${SELINUXTYPE}/contexts/lxc_contexts)
    chcon -R ${filelabel} $TESTDIR
fi
CRIO_CONFIG="$TESTDIR/crio.conf"
CRIO_CNI_CONFIG="$TESTDIR/cni/net.d/"
CRIO_CNI_PLUGIN=${CRIO_CNI_PLUGIN:-/opt/cni/bin/}
POD_CIDR="10.88.0.0/16"
POD_CIDR_MASK="10.88.*.*"

KPOD_OPTIONS="--root $TESTDIR/crio $STORAGE_OPTIONS --runroot $TESTDIR/crio-run --runtime ${RUNTIME_BINARY} --conmon ${CONMON_BINARY}"

cp "$CONMON_BINARY" "$TESTDIR/conmon"

PATH=$PATH:$TESTDIR

for key in ${!IMAGES[@]}; do
    if ! [ -d "$ARTIFACTS_PATH"/${key} ]; then
        mkdir -p "$ARTIFACTS_PATH"/${key}
        if ! "$COPYIMG_BINARY" --import-from=docker://${IMAGES[${key}]} --export-to=dir:"$ARTIFACTS_PATH"/${key} --signature-policy="$INTEGRATION_ROOT"/policy.json ; then
            echo "Error pulling docker://${IMAGES[${key}]}"
            rm -fr "$ARTIFACTS_PATH"/${key}
            exit 1
        fi
    fi

done


# Communicate with Docker on the host machine.
# Should rarely use this.
function docker_host() {
	command docker "$@"
}

# Retry a command $1 times until it succeeds. Wait $2 seconds between retries.
function retry() {
	local attempts=$1
	shift
	local delay=$1
	shift
	local i

	for ((i=0; i < attempts; i++)); do
		run "$@"
		if [[ "$status" -eq 0 ]] ; then
			return 0
		fi
		sleep $delay
	done

	echo "Command \"$@\" failed $attempts times. Output: $output"
	false
}

# Waits until the given crio becomes reachable.
function wait_until_reachable() {
	retry 15 1 crictl status
}

function cleanup_test() {
	run bash -c "${KPOD_BINARY} ${KPOD_OPTIONS} rm --force --all"
	echo "$output"
	rm -rf "$TESTDIR"
}


function load_apparmor_profile() {
	"$APPARMOR_PARSER_BINARY" -r "$1"
}

function remove_apparmor_profile() {
	"$APPARMOR_PARSER_BINARY" -R "$1"
}

function is_seccomp_enabled() {
	if ! "$CHECKSECCOMP_BINARY" ; then
		echo 0
		return
	fi
	echo 1
}

function is_apparmor_enabled() {
	if [[ -f "$APPARMOR_PARAMETERS_FILE_PATH" ]]; then
		out=$(cat "$APPARMOR_PARAMETERS_FILE_PATH")
		if [[ "$out" =~ "Y" ]]; then
			echo 1
			return
		fi
	fi
	echo 0
}

function prepare_network_conf() {
	mkdir -p $CRIO_CNI_CONFIG
	cat >$CRIO_CNI_CONFIG/10-crio.conf <<-EOF
{
    "cniVersion": "0.2.0",
    "name": "crionet",
    "type": "bridge",
    "bridge": "cni0",
    "isGateway": true,
    "ipMasq": true,
    "ipam": {
        "type": "host-local",
        "subnet": "$1",
        "routes": [
            { "dst": "0.0.0.0/0"  }
        ]
    }
}
EOF

	cat >$CRIO_CNI_CONFIG/99-loopback.conf <<-EOF
{
    "cniVersion": "0.2.0",
    "type": "loopback"
}
EOF

	echo 0
}

function prepare_plugin_test_args_network_conf() {
	mkdir -p $CRIO_CNI_CONFIG
	cat >$CRIO_CNI_CONFIG/10-plugin-test-args.conf <<-EOF
{
    "cniVersion": "0.2.0",
    "name": "crionet_test_args",
    "type": "bridge-custom",
    "bridge": "cni0",
    "isGateway": true,
    "ipMasq": true,
    "ipam": {
        "type": "host-local",
        "subnet": "$1",
        "routes": [
            { "dst": "0.0.0.0/0"  }
        ]
    }
}
EOF

	echo 0
}

function check_pod_cidr() {
	run crioctl ctr execsync --id $1 ip addr show dev eth0 scope global 2>&1
	echo "$output"
	[ "$status" -eq 0  ]
	[[ "$output" =~ $POD_CIDR_MASK  ]]
}

function parse_pod_ip() {
	for arg
	do
		cidr=`echo "$arg" | grep $POD_CIDR_MASK`
		if [ "$cidr" == "$arg" ]
		then
			echo `echo "$arg" | sed "s/\/[0-9][0-9]//"`
		fi
	done
}

function get_host_ip() {
	gateway_dev=`ip -o route show default 0.0.0.0/0 | sed 's/.*dev \([^[:space:]]*\).*/\1/'`
	[ "$gateway_dev" ]
	host_ip=`ip -o -4 addr show dev $gateway_dev scope global | sed 's/.*inet \([0-9.]*\).*/\1/'`
}

function ping_pod() {
	inet=`crioctl ctr execsync --id $1 ip addr show dev eth0 scope global 2>&1 | grep inet`

	IFS=" "
	ip=`parse_pod_ip $inet`

	ping -W 1 -c 5 $ip

	echo $?
}

function ping_pod_from_pod() {
	inet=`crioctl ctr execsync --id $1 ip addr show dev eth0 scope global 2>&1 | grep inet`

	IFS=" "
	ip=`parse_pod_ip $inet`

	run crioctl ctr execsync --id $2 ping -W 1 -c 2 $ip
	echo "$output"
	[ "$status" -eq 0   ]
}


function cleanup_network_conf() {
	rm -rf $CRIO_CNI_CONFIG

	echo 0
}

function temp_sandbox_conf() {
	sed -e s/\"namespace\":.*/\"namespace\":\ \"$1\",/g "$TESTDATA"/sandbox_config.json > $TESTDIR/sandbox_config_$1.json
}

function copy_images() {
    for key in ${!IMAGES[@]}; do
        "$COPYIMG_BINARY" --root "$TESTDIR/crio" $STORAGE_OPTIONS --runroot "$TESTDIR/crio-run" --image-name=${IMAGES[${key}]} --import-from=dir:"$ARTIFACTS_PATH"/${key} --add-name=${IMAGES[${key}]}
    done
}