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path: root/pkg/systemd/generate/pods_test.go
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package generate

import (
	"testing"

	"github.com/containers/podman/v3/pkg/domain/entities"
	"github.com/stretchr/testify/assert"
)

func TestValidateRestartPolicyPod(t *testing.T) {
	type podInfo struct {
		restart string
	}
	tests := []struct {
		name    string
		podInfo podInfo
		wantErr bool
	}{
		{"good-on", podInfo{restart: "no"}, false},
		{"good-on-success", podInfo{restart: "on-success"}, false},
		{"good-on-failure", podInfo{restart: "on-failure"}, false},
		{"good-on-abnormal", podInfo{restart: "on-abnormal"}, false},
		{"good-on-watchdog", podInfo{restart: "on-watchdog"}, false},
		{"good-on-abort", podInfo{restart: "on-abort"}, false},
		{"good-always", podInfo{restart: "always"}, false},
		{"fail", podInfo{restart: "foobar"}, true},
		{"failblank", podInfo{restart: ""}, true},
	}
	for _, tt := range tests {
		test := tt
		t.Run(tt.name, func(t *testing.T) {
			if err := validateRestartPolicy(test.podInfo.restart); (err != nil) != test.wantErr {
				t.Errorf("ValidateRestartPolicy() error = %v, wantErr %v", err, test.wantErr)
			}
		})
	}
}

func TestCreatePodSystemdUnit(t *testing.T) {
	podGood := `# pod-123abc.service
# autogenerated by Podman CI

[Unit]
Description=Podman pod-123abc.service
Documentation=man:podman-generate-systemd(1)
Wants=network.target
After=network-online.target
Requires=container-1.service container-2.service
Before=container-1.service container-2.service

[Service]
Environment=PODMAN_SYSTEMD_UNIT=%n
Restart=always
TimeoutStopSec=102
ExecStart=/usr/bin/podman start jadda-jadda-infra
ExecStop=/usr/bin/podman stop -t 42 jadda-jadda-infra
ExecStopPost=/usr/bin/podman stop -t 42 jadda-jadda-infra
PIDFile=/run/containers/storage/overlay-containers/639c53578af4d84b8800b4635fa4e680ee80fd67e0e6a2d4eea48d1e3230f401/userdata/conmon.pid
Type=forking

[Install]
WantedBy=multi-user.target default.target
`

	podGoodNamedNew := `# pod-123abc.service
# autogenerated by Podman CI

[Unit]
Description=Podman pod-123abc.service
Documentation=man:podman-generate-systemd(1)
Wants=network.target
After=network-online.target
Requires=container-1.service container-2.service
Before=container-1.service container-2.service

[Service]
Environment=PODMAN_SYSTEMD_UNIT=%n
Restart=on-failure
TimeoutStopSec=70
ExecStartPre=/bin/rm -f %t/pod-123abc.pid %t/pod-123abc.pod-id
ExecStartPre=/usr/bin/podman pod create --infra-conmon-pidfile %t/pod-123abc.pid --pod-id-file %t/pod-123abc.pod-id --name foo "bar=arg with space" --replace
ExecStart=/usr/bin/podman pod start --pod-id-file %t/pod-123abc.pod-id
ExecStop=/usr/bin/podman pod stop --ignore --pod-id-file %t/pod-123abc.pod-id -t 10
ExecStopPost=/usr/bin/podman pod rm --ignore -f --pod-id-file %t/pod-123abc.pod-id
PIDFile=%t/pod-123abc.pid
Type=forking

[Install]
WantedBy=multi-user.target default.target
`

	podGoodNamedNewWithRootArgs := `# pod-123abc.service
# autogenerated by Podman CI

[Unit]
Description=Podman pod-123abc.service
Documentation=man:podman-generate-systemd(1)
Wants=network.target
After=network-online.target
Requires=container-1.service container-2.service
Before=container-1.service container-2.service

[Service]
Environment=PODMAN_SYSTEMD_UNIT=%n
Restart=on-failure
TimeoutStopSec=70
ExecStartPre=/bin/rm -f %t/pod-123abc.pid %t/pod-123abc.pod-id
ExecStartPre=/usr/bin/podman --events-backend none --runroot /root pod create --infra-conmon-pidfile %t/pod-123abc.pid --pod-id-file %t/pod-123abc.pod-id --name foo "bar=arg with space" --replace
ExecStart=/usr/bin/podman --events-backend none --runroot /root pod start --pod-id-file %t/pod-123abc.pod-id
ExecStop=/usr/bin/podman --events-backend none --runroot /root pod stop --ignore --pod-id-file %t/pod-123abc.pod-id -t 10
ExecStopPost=/usr/bin/podman --events-backend none --runroot /root pod rm --ignore -f --pod-id-file %t/pod-123abc.pod-id
PIDFile=%t/pod-123abc.pid
Type=forking

[Install]
WantedBy=multi-user.target default.target
`

	podGoodNamedNewWithReplaceFalse := `# pod-123abc.service
# autogenerated by Podman CI

[Unit]
Description=Podman pod-123abc.service
Documentation=man:podman-generate-systemd(1)
Wants=network.target
After=network-online.target
Requires=container-1.service container-2.service
Before=container-1.service container-2.service

[Service]
Environment=PODMAN_SYSTEMD_UNIT=%n
Restart=on-failure
TimeoutStopSec=70
ExecStartPre=/bin/rm -f %t/pod-123abc.pid %t/pod-123abc.pod-id
ExecStartPre=/usr/bin/podman pod create --infra-conmon-pidfile %t/pod-123abc.pid --pod-id-file %t/pod-123abc.pod-id --name foo --replace
ExecStart=/usr/bin/podman pod start --pod-id-file %t/pod-123abc.pod-id
ExecStop=/usr/bin/podman pod stop --ignore --pod-id-file %t/pod-123abc.pod-id -t 10
ExecStopPost=/usr/bin/podman pod rm --ignore -f --pod-id-file %t/pod-123abc.pod-id
PIDFile=%t/pod-123abc.pid
Type=forking

[Install]
WantedBy=multi-user.target default.target
`

	podNewLabelWithCurlyBraces := `# pod-123abc.service
# autogenerated by Podman CI

[Unit]
Description=Podman pod-123abc.service
Documentation=man:podman-generate-systemd(1)
Wants=network.target
After=network-online.target
Requires=container-1.service container-2.service
Before=container-1.service container-2.service

[Service]
Environment=PODMAN_SYSTEMD_UNIT=%n
Restart=on-failure
TimeoutStopSec=70
ExecStartPre=/bin/rm -f %t/pod-123abc.pid %t/pod-123abc.pod-id
ExecStartPre=/usr/bin/podman pod create --infra-conmon-pidfile %t/pod-123abc.pid --pod-id-file %t/pod-123abc.pod-id --name foo --label key={{someval}} --replace
ExecStart=/usr/bin/podman pod start --pod-id-file %t/pod-123abc.pod-id
ExecStop=/usr/bin/podman pod stop --ignore --pod-id-file %t/pod-123abc.pod-id -t 10
ExecStopPost=/usr/bin/podman pod rm --ignore -f --pod-id-file %t/pod-123abc.pod-id
PIDFile=%t/pod-123abc.pid
Type=forking

[Install]
WantedBy=multi-user.target default.target
`

	tests := []struct {
		name    string
		info    podInfo
		want    string
		new     bool
		wantErr bool
	}{
		{"pod",
			podInfo{
				Executable:       "/usr/bin/podman",
				ServiceName:      "pod-123abc",
				InfraNameOrID:    "jadda-jadda-infra",
				RestartPolicy:    "always",
				PIDFile:          "/run/containers/storage/overlay-containers/639c53578af4d84b8800b4635fa4e680ee80fd67e0e6a2d4eea48d1e3230f401/userdata/conmon.pid",
				StopTimeout:      42,
				PodmanVersion:    "CI",
				RequiredServices: []string{"container-1", "container-2"},
				CreateCommand:    []string{"podman", "pod", "create", "--name", "foo", "bar=arg with space"},
			},
			podGood,
			false,
			false,
		},
		{"pod with root args",
			podInfo{
				Executable:       "/usr/bin/podman",
				ServiceName:      "pod-123abc",
				InfraNameOrID:    "jadda-jadda-infra",
				RestartPolicy:    "always",
				PIDFile:          "/run/containers/storage/overlay-containers/639c53578af4d84b8800b4635fa4e680ee80fd67e0e6a2d4eea48d1e3230f401/userdata/conmon.pid",
				StopTimeout:      42,
				PodmanVersion:    "CI",
				RequiredServices: []string{"container-1", "container-2"},
				CreateCommand:    []string{"podman", "--events-backend", "none", "--runroot", "/root", "pod", "create", "--name", "foo", "bar=arg with space"},
			},
			podGood,
			false,
			false,
		},
		{"pod --new",
			podInfo{
				Executable:       "/usr/bin/podman",
				ServiceName:      "pod-123abc",
				InfraNameOrID:    "jadda-jadda-infra",
				RestartPolicy:    "on-failure",
				PIDFile:          "/run/containers/storage/overlay-containers/639c53578af4d84b8800b4635fa4e680ee80fd67e0e6a2d4eea48d1e3230f401/userdata/conmon.pid",
				StopTimeout:      10,
				PodmanVersion:    "CI",
				RequiredServices: []string{"container-1", "container-2"},
				CreateCommand:    []string{"podman", "pod", "create", "--name", "foo", "bar=arg with space"},
			},
			podGoodNamedNew,
			true,
			false,
		},
		{"pod --new with root args",
			podInfo{
				Executable:       "/usr/bin/podman",
				ServiceName:      "pod-123abc",
				InfraNameOrID:    "jadda-jadda-infra",
				RestartPolicy:    "on-failure",
				PIDFile:          "/run/containers/storage/overlay-containers/639c53578af4d84b8800b4635fa4e680ee80fd67e0e6a2d4eea48d1e3230f401/userdata/conmon.pid",
				StopTimeout:      10,
				PodmanVersion:    "CI",
				RequiredServices: []string{"container-1", "container-2"},
				CreateCommand:    []string{"podman", "--events-backend", "none", "--runroot", "/root", "pod", "create", "--name", "foo", "bar=arg with space"},
			},
			podGoodNamedNewWithRootArgs,
			true,
			false,
		},
		{"pod --new with --replace=false",
			podInfo{
				Executable:       "/usr/bin/podman",
				ServiceName:      "pod-123abc",
				InfraNameOrID:    "jadda-jadda-infra",
				RestartPolicy:    "on-failure",
				PIDFile:          "/run/containers/storage/overlay-containers/639c53578af4d84b8800b4635fa4e680ee80fd67e0e6a2d4eea48d1e3230f401/userdata/conmon.pid",
				StopTimeout:      10,
				PodmanVersion:    "CI",
				RequiredServices: []string{"container-1", "container-2"},
				CreateCommand:    []string{"podman", "pod", "create", "--name", "foo", "--replace=false"},
			},
			podGoodNamedNewWithReplaceFalse,
			true,
			false,
		},
		{"pod --new with double curly braces",
			podInfo{
				Executable:       "/usr/bin/podman",
				ServiceName:      "pod-123abc",
				InfraNameOrID:    "jadda-jadda-infra",
				RestartPolicy:    "on-failure",
				PIDFile:          "/run/containers/storage/overlay-containers/639c53578af4d84b8800b4635fa4e680ee80fd67e0e6a2d4eea48d1e3230f401/userdata/conmon.pid",
				StopTimeout:      10,
				PodmanVersion:    "CI",
				RequiredServices: []string{"container-1", "container-2"},
				CreateCommand:    []string{"podman", "pod", "create", "--name", "foo", "--label", "key={{someval}}"},
			},
			podNewLabelWithCurlyBraces,
			true,
			false,
		},
	}

	for _, tt := range tests {
		test := tt
		t.Run(tt.name, func(t *testing.T) {
			opts := entities.GenerateSystemdOptions{
				New: test.new,
			}
			got, err := executePodTemplate(&test.info, opts)
			if (err != nil) != test.wantErr {
				t.Errorf("CreatePodSystemdUnit() error = \n%v, wantErr \n%v", err, test.wantErr)
				return
			}
			assert.Equal(t, test.want, got)
		})
	}
}