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// -*- Mode: Go; indent-tabs-mode: t -*-
/*
* Copyright (C) 2018 Canonical Ltd
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 3 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
package builtin_test
import (
. "gopkg.in/check.v1"
"github.com/snapcore/snapd/interfaces"
"github.com/snapcore/snapd/interfaces/apparmor"
"github.com/snapcore/snapd/interfaces/builtin"
"github.com/snapcore/snapd/snap"
"github.com/snapcore/snapd/testutil"
)
type daemoNotifySuite struct {
iface interfaces.Interface
slotInfo *snap.SlotInfo
slot *interfaces.ConnectedSlot
plugInfo *snap.PlugInfo
plug *interfaces.ConnectedPlug
}
var _ = Suite(&daemoNotifySuite{
iface: builtin.MustInterface("daemon-notify"),
})
const daemoNotifyMockSlotSnapInfoYaml = `name: provider
version: 1.0
type: os
slots:
daemon-notify:
interface: daemon-notify
`
const daemoNotifyMockPlugSnapInfoYaml = `name: consumer
version: 1.0
apps:
app:
command: foo
plugs: [daemon-notify]
`
func (s *daemoNotifySuite) SetUpTest(c *C) {
s.slot, s.slotInfo = builtin.MockConnectedSlot(c, daemoNotifyMockSlotSnapInfoYaml, nil, "daemon-notify")
s.plug, s.plugInfo = builtin.MockConnectedPlug(c, daemoNotifyMockPlugSnapInfoYaml, nil, "daemon-notify")
}
func (s *daemoNotifySuite) TestName(c *C) {
c.Assert(s.iface.Name(), Equals, "daemon-notify")
}
func (s *daemoNotifySuite) TestBeforePrepareSlot(c *C) {
c.Assert(interfaces.BeforePrepareSlot(s.iface, s.slotInfo), IsNil)
}
func (s *daemoNotifySuite) TestBeforePreparePlug(c *C) {
c.Assert(interfaces.BeforePreparePlug(s.iface, s.plugInfo), IsNil)
}
func (s *daemoNotifySuite) TestAppArmorConnectedPlugNotifySocketDefault(c *C) {
restore := builtin.MockOsGetenv(func(what string) string {
c.Assert(what, Equals, "NOTIFY_SOCKET")
return ""
})
defer restore()
// connected plugs have a non-nil security snippet for apparmor
appSet, err := interfaces.NewSnapAppSet(s.plug.Snap(), nil)
c.Assert(err, IsNil)
spec := apparmor.NewSpecification(appSet)
err = spec.AddConnectedPlug(s.iface, s.plug, s.slot)
c.Assert(err, IsNil)
c.Assert(spec.SecurityTags(), DeepEquals, []string{"snap.consumer.app"})
c.Assert(spec.SnippetForTag("snap.consumer.app"), testutil.Contains, "\n\"/run/systemd/notify\" w,")
}
func (s *daemoNotifySuite) TestAppArmorConnectedPlugNotifySocketEnvAbstractSpecial(c *C) {
restore := builtin.MockOsGetenv(func(what string) string {
c.Assert(what, Equals, "NOTIFY_SOCKET")
return "@/org/freedesktop/systemd1/notify/13334051644891137417"
})
defer restore()
// connected plugs have a non-nil security snippet for apparmor
appSet, err := interfaces.NewSnapAppSet(s.plug.Snap(), nil)
c.Assert(err, IsNil)
spec := apparmor.NewSpecification(appSet)
err = spec.AddConnectedPlug(s.iface, s.plug, s.slot)
c.Assert(err, IsNil)
c.Assert(spec.SecurityTags(), DeepEquals, []string{"snap.consumer.app"})
c.Assert(spec.SnippetForTag("snap.consumer.app"), testutil.Contains,
"\nunix (connect, send) type=dgram peer=(label=unconfined,addr=\"@/org/freedesktop/systemd1/notify/[0-9]*\"),")
}
func (s *daemoNotifySuite) TestAppArmorConnectedPlugNotifySocketEnvAbstractAny(c *C) {
restore := builtin.MockOsGetenv(func(what string) string {
c.Assert(what, Equals, "NOTIFY_SOCKET")
return "@foo/bar"
})
defer restore()
// connected plugs have a non-nil security snippet for apparmor
appSet, err := interfaces.NewSnapAppSet(s.plug.Snap(), nil)
c.Assert(err, IsNil)
spec := apparmor.NewSpecification(appSet)
err = spec.AddConnectedPlug(s.iface, s.plug, s.slot)
c.Assert(err, IsNil)
c.Assert(spec.SecurityTags(), DeepEquals, []string{"snap.consumer.app"})
c.Assert(spec.SnippetForTag("snap.consumer.app"), testutil.Contains,
"\nunix (connect, send) type=dgram peer=(label=unconfined,addr=\"@foo/bar\"),")
}
func (s *daemoNotifySuite) TestAppArmorConnectedPlugNotifySocketEnvFsPath(c *C) {
restore := builtin.MockOsGetenv(func(what string) string {
c.Assert(what, Equals, "NOTIFY_SOCKET")
return "/foo/bar"
})
defer restore()
// connected plugs have a non-nil security snippet for apparmor
appSet, err := interfaces.NewSnapAppSet(s.plug.Snap(), nil)
c.Assert(err, IsNil)
spec := apparmor.NewSpecification(appSet)
err = spec.AddConnectedPlug(s.iface, s.plug, s.slot)
c.Assert(err, IsNil)
c.Assert(spec.SecurityTags(), DeepEquals, []string{"snap.consumer.app"})
c.Assert(spec.SnippetForTag("snap.consumer.app"), testutil.Contains, "\n\"/foo/bar\" w,")
}
func (s *daemoNotifySuite) TestAppArmorConnectedPlugNotifySocketEnvBadFormat(c *C) {
var socketPath string
restore := builtin.MockOsGetenv(func(what string) string {
c.Assert(what, Equals, "NOTIFY_SOCKET")
return socketPath
})
defer restore()
for idx, tc := range []struct {
format string
error string
}{
{"foo/bar", `cannot use \".*\" as notify socket path: not absolute`},
{"[", `cannot use ".*" as notify socket path: not absolute`},
{"@^", `cannot use \".*\" as notify socket path: \".*\" contains a reserved apparmor char from .*`},
{`/foo/bar"[]`, `cannot use \".*\" as notify socket path: \".*\" contains a reserved apparmor char from .*`},
} {
c.Logf("trying %d: %v", idx, tc)
socketPath = tc.format
// connected plugs have a non-nil security snippet for apparmor
appSet, err := interfaces.NewSnapAppSet(s.plug.Snap(), nil)
c.Assert(err, IsNil)
spec := apparmor.NewSpecification(appSet)
err = spec.AddConnectedPlug(s.iface, s.plug, s.slot)
c.Assert(err, ErrorMatches, tc.error)
}
}
func (s *daemoNotifySuite) TestInterfaces(c *C) {
c.Check(builtin.Interfaces(), testutil.DeepContains, s.iface)
}
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