aboutsummaryrefslogtreecommitdiff
path: root/test/system/250-systemd.bats
blob: 4578d9e6029f7b1d37b61b4c827f362e5f20944a (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
#!/usr/bin/env bats   -*- bats -*-
#
# Tests generated configurations for systemd.
#

load helpers
load helpers.systemd

SERVICE_NAME="podman_test_$(random_string)"

UNIT_FILE="$UNIT_DIR/$SERVICE_NAME.service"

function setup() {
    skip_if_remote "systemd tests are meaningless over remote"

    basic_setup
}

function teardown() {
    run '?' systemctl stop "$SERVICE_NAME"
    rm -f "$UNIT_FILE"
    systemctl daemon-reload
    run_podman rmi -a

    basic_teardown
}

# Helper to start a systemd service running a container
function service_setup() {
    run_podman generate systemd --new $cname
    echo "$output" > "$UNIT_FILE"
    run_podman rm $cname

    systemctl daemon-reload

    run systemctl start "$SERVICE_NAME"
    if [ $status -ne 0 ]; then
        die "Error starting systemd unit $SERVICE_NAME, output: $output"
    fi

    run systemctl status "$SERVICE_NAME"
    if [ $status -ne 0 ]; then
        die "Non-zero status of systemd unit $SERVICE_NAME, output: $output"
    fi
}

# Helper to stop a systemd service running a container
function service_cleanup() {
    local status=$1
    run systemctl stop "$SERVICE_NAME"
    if [ $status -ne 0 ]; then
        die "Error stopping systemd unit $SERVICE_NAME, output: $output"
    fi

    if [[ -z "$status" ]]; then
        run systemctl is-active "$SERVICE_NAME"
        if [ $status -ne 0 ]; then
            die "Error checking stauts of systemd unit $SERVICE_NAME, output: $output"
        fi
        is "$output" "$status" "$SERVICE_NAME not in expected state"
    fi

    rm -f "$UNIT_FILE"
    systemctl daemon-reload
}

# These tests can fail in dev. environment because of SELinux.
# quick fix: chcon -t container_runtime_exec_t ./bin/podman
@test "podman generate - systemd - basic" {
    cname=$(random_string)
    # See #7407 for --pull=always.
    run_podman create --pull=always --name $cname --label "io.containers.autoupdate=registry" $IMAGE \
        sh -c "trap 'echo Received SIGTERM, finishing; exit' SIGTERM; echo WAITING; while :; do sleep 0.1; done"

    # Start systemd service to run this container
    service_setup

    # Give container time to start; make sure output looks top-like
    sleep 2
    run_podman logs $cname
    is "$output" ".*WAITING.*" "running is waiting for signal"

    # Exercise `podman auto-update`.
    # TODO: this will at least run auto-update code but won't perform an update
    #       since the image didn't change.  We need to improve on that and run
    #       an image from a local registry instead.
    run_podman auto-update

    # All good. Stop service, clean up.
    # Also make sure the service is in the `inactive` state (see #11304).
    service_cleanup inactive
}

@test "podman autoupdate local" {
    cname=$(random_string)
    run_podman create --name $cname --label "io.containers.autoupdate=local" $IMAGE top

    # Start systemd service to run this container
    service_setup

    # Give container time to start; make sure output looks top-like
    sleep 2
    run_podman logs $cname
    is "$output" ".*Load average:.*" "running container 'top'-like output"

    # Save the container id before updating
    run_podman ps --format '{{.ID}}'

    # Run auto-update and check that it restarted the container
    run_podman commit --change "CMD=/bin/bash" $cname $IMAGE
    run_podman auto-update
    is "$output" ".*$SERVICE_NAME.*" "autoupdate local restarted container"

    # All good. Stop service, clean up.
    service_cleanup
}

# These tests can fail in dev. environment because of SELinux.
# quick fix: chcon -t container_runtime_exec_t ./bin/podman
@test "podman generate systemd - envar" {
    cname=$(random_string)
    FOO=value BAR=%s run_podman create --name $cname --env FOO -e BAR --env MYVAR=myval \
        $IMAGE sh -c 'printenv && sleep 100'

    # Start systemd service to run this container
    service_setup

    # Give container time to start; make sure output looks top-like
    sleep 2
    run_podman logs $cname
    is "$output" ".*FOO=value.*" "FOO environment variable set"
    is "$output" ".*BAR=%s.*" "BAR environment variable set"
    is "$output" ".*MYVAR=myval.*" "MYVAL environment variable set"

    # All good. Stop service, clean up.
    service_cleanup
}

# Regression test for #11438
@test "podman generate systemd - restart policy" {
    cname=$(random_string)
    run_podman create --restart=always --name $cname $IMAGE
    run_podman generate systemd --new $cname
    is "$output" ".*Restart=always.*" "Use container's restart policy if set"
    run_podman generate systemd --new --restart-policy=on-failure $cname
    is "$output" ".*Restart=on-failure.*" "Override container's restart policy"

    cname2=$(random_string)
    run_podman create --restart=unless-stopped --name $cname2 $IMAGE
    run_podman generate systemd --new $cname2
    is "$output" ".*Restart=always.*" "unless-stopped translated to always"

    cname3=$(random_string)
    run_podman create --restart=on-failure:42 --name $cname3 $IMAGE
    run_podman generate systemd --new $cname3
    is "$output" ".*Restart=on-failure.*" "on-failure:xx is parsed correclty"
    is "$output" ".*StartLimitBurst=42.*" "on-failure:xx is parsed correctly"

    run_podman rm -f $cname $cname2 $cname3
}

function set_listen_env() {
    export LISTEN_PID="100" LISTEN_FDS="1" LISTEN_FDNAMES="listen_fdnames"
}

function unset_listen_env() {
    unset LISTEN_PID LISTEN_FDS LISTEN_FDNAMES
}

function check_listen_env() {
    local stdenv="$1"
    local context="$2"
    if is_remote; then
	is "$output" "$stdenv" "LISTEN Environment did not pass: $context"
    else
	is "$output" "$stdenv
LISTEN_PID=1
LISTEN_FDS=1
LISTEN_FDNAMES=listen_fdnames" "LISTEN Environment passed: $context"
    fi
}

@test "podman pass LISTEN environment " {
    # Note that `--hostname=host1` makes sure that all containers have the same
    # environment.
    run_podman run --hostname=host1 --rm $IMAGE printenv
    stdenv=$output

    # podman run
    set_listen_env
    run_podman run --hostname=host1 --rm $IMAGE printenv
    unset_listen_env
    check_listen_env "$stdenv" "podman run"

    # podman start
    run_podman create --hostname=host1 --rm $IMAGE printenv
    cid="$output"
    set_listen_env
    run_podman start --attach $cid
    unset_listen_env
    check_listen_env "$stdenv" "podman start"
}

# vim: filetype=sh