func (s *snapmgrTestSuite) TestUpdateConflict(c *C) {
s.state.Lock()
defer s.state.Unlock()
snapstate.Set(s.state, "some-snap", &snapstate.SnapState{
Active: true,
Sequence: []*snap.SideInfo{{OfficialName: "some-snap"}},
})
_, err := snapstate.Update(s.state, "some-snap", "some-channel", s.user.ID, 0)
c.Assert(err, IsNil)
_, err = snapstate.Update(s.state, "some-snap", "some-channel", s.user.ID, 0)
c.Assert(err, ErrorMatches, `snap "some-snap" has changes in progress`)
}
func (s *snapmgrTestSuite) TestUpdateSameRevisionIntegration(c *C) {
si := snap.SideInfo{
OfficialName: "some-snap",
Revision: 7,
}
s.state.Lock()
defer s.state.Unlock()
snapstate.Set(s.state, "some-snap", &snapstate.SnapState{
Active: true,
Sequence: []*snap.SideInfo{&si},
})
chg := s.state.NewChange("install", "install a snap")
ts, err := snapstate.Update(s.state, "some-snap", "channel-for-7", s.user.ID, snappy.DoInstallGC)
c.Assert(err, IsNil)
chg.AddAll(ts)
s.state.Unlock()
defer s.snapmgr.Stop()
s.settle()
s.state.Lock()
expected := []fakeOp{
{
op: "download",
macaroon: s.user.Macaroon,
name: "some-snap",
channel: "channel-for-7",
},
}
c.Assert(chg.Status(), Equals, state.ErrorStatus)
c.Check(chg.Err(), ErrorMatches, `(?s).*revision 7 of snap "some-snap" already installed.*`)
// ensure all our tasks ran
c.Assert(s.fakeBackend.ops, DeepEquals, expected)
// verify snaps in the system state
var snapst snapstate.SnapState
err = snapstate.Get(s.state, "some-snap", &snapst)
c.Assert(err, IsNil)
c.Assert(snapst.Active, Equals, true)
c.Assert(snapst.Candidate, IsNil)
c.Assert(snapst.Sequence, HasLen, 1)
c.Assert(snapst.Sequence[0], DeepEquals, &snap.SideInfo{
OfficialName: "some-snap",
Channel: "",
Revision: 7,
})
}
func (s *snapmgrTestSuite) TestUpdateChannelFallback(c *C) {
s.state.Lock()
defer s.state.Unlock()
snapstate.Set(s.state, "some-snap", &snapstate.SnapState{
Active: true,
Channel: "edge",
Sequence: []*snap.SideInfo{{OfficialName: "some-snap", Revision: 11}},
})
ts, err := snapstate.Update(s.state, "some-snap", "", s.user.ID, 0)
c.Assert(err, IsNil)
var ss snapstate.SnapSetup
err = ts.Tasks()[0].Get("snap-setup", &ss)
c.Assert(err, IsNil)
c.Check(ss.Channel, Equals, "edge")
}
func (s *snapmgrTestSuite) TestUpdateTotalUndoIntegration(c *C) {
si := snap.SideInfo{
OfficialName: "some-snap",
Revision: 7,
}
s.state.Lock()
defer s.state.Unlock()
snapstate.Set(s.state, "some-snap", &snapstate.SnapState{
Active: true,
Sequence: []*snap.SideInfo{&si},
Channel: "stable",
})
chg := s.state.NewChange("install", "install a snap")
ts, err := snapstate.Update(s.state, "some-snap", "some-channel", s.user.ID, snappy.DoInstallGC)
c.Assert(err, IsNil)
chg.AddAll(ts)
tasks := ts.Tasks()
last := tasks[len(tasks)-1]
terr := s.state.NewTask("error-trigger", "provoking total undo")
terr.WaitFor(last)
chg.AddTask(terr)
s.state.Unlock()
defer s.snapmgr.Stop()
s.settle()
s.state.Lock()
expected := []fakeOp{
{
op: "download",
macaroon: s.user.Macaroon,
name: "some-snap",
channel: "some-channel",
},
{
op: "check-snap",
name: "downloaded-snap-path",
flags: int(snappy.DoInstallGC),
old: "/snap/some-snap/7",
},
{
op: "setup-snap",
name: "downloaded-snap-path",
flags: int(snappy.DoInstallGC),
revno: 11,
},
{
op: "unlink-snap",
name: "/snap/some-snap/7",
},
{
op: "copy-data",
name: "/snap/some-snap/11",
flags: int(snappy.DoInstallGC),
old: "/snap/some-snap/7",
},
{
op: "candidate",
sinfo: snap.SideInfo{
OfficialName: "some-snap",
SnapID: "snapIDsnapidsnapidsnapidsnapidsn",
Channel: "some-channel",
Revision: 11,
},
},
{
op: "link-snap",
name: "/snap/some-snap/11",
},
// undoing everything from here down...
{
op: "unlink-snap",
name: "/snap/some-snap/11",
},
{
op: "undo-copy-snap-data",
name: "/snap/some-snap/11",
},
{
op: "link-snap",
name: "/snap/some-snap/7",
},
{
op: "undo-setup-snap",
name: "/snap/some-snap/11",
},
}
// ensure all our tasks ran
c.Assert(s.fakeBackend.ops, DeepEquals, expected)
// verify snaps in the system state
var snapst snapstate.SnapState
err = snapstate.Get(s.state, "some-snap", &snapst)
c.Assert(err, IsNil)
c.Assert(snapst.Active, Equals, true)
c.Assert(snapst.Channel, Equals, "stable")
c.Assert(snapst.Candidate, IsNil)
c.Assert(snapst.Sequence, HasLen, 1)
c.Assert(snapst.Sequence[0], DeepEquals, &snap.SideInfo{
OfficialName: "some-snap",
Channel: "",
Revision: 7,
})
}
func (s *snapmgrTestSuite) TestUpdateUndoIntegration(c *C) {
si := snap.SideInfo{
OfficialName: "some-snap",
Revision: 7,
}
s.state.Lock()
defer s.state.Unlock()
snapstate.Set(s.state, "some-snap", &snapstate.SnapState{
Active: true,
Sequence: []*snap.SideInfo{&si},
})
chg := s.state.NewChange("install", "install a snap")
ts, err := snapstate.Update(s.state, "some-snap", "some-channel", s.user.ID, snappy.DoInstallGC)
c.Assert(err, IsNil)
chg.AddAll(ts)
s.fakeBackend.linkSnapFailTrigger = "/snap/some-snap/11"
s.state.Unlock()
defer s.snapmgr.Stop()
s.settle()
s.state.Lock()
expected := []fakeOp{
{
op: "download",
macaroon: s.user.Macaroon,
name: "some-snap",
channel: "some-channel",
},
{
op: "check-snap",
name: "downloaded-snap-path",
flags: int(snappy.DoInstallGC),
old: "/snap/some-snap/7",
},
{
op: "setup-snap",
name: "downloaded-snap-path",
flags: int(snappy.DoInstallGC),
revno: 11,
},
{
op: "unlink-snap",
name: "/snap/some-snap/7",
},
{
op: "copy-data",
name: "/snap/some-snap/11",
flags: int(snappy.DoInstallGC),
old: "/snap/some-snap/7",
},
{
op: "candidate",
sinfo: snap.SideInfo{
OfficialName: "some-snap",
SnapID: "snapIDsnapidsnapidsnapidsnapidsn",
Channel: "some-channel",
Revision: 11,
},
},
{
op: "link-snap.failed",
name: "/snap/some-snap/11",
},
// no unlink-snap here is expected!
{
op: "undo-copy-snap-data",
name: "/snap/some-snap/11",
},
{
op: "link-snap",
name: "/snap/some-snap/7",
},
{
op: "undo-setup-snap",
name: "/snap/some-snap/11",
},
}
// ensure all our tasks ran
c.Assert(s.fakeBackend.ops, DeepEquals, expected)
// verify snaps in the system state
var snapst snapstate.SnapState
err = snapstate.Get(s.state, "some-snap", &snapst)
c.Assert(err, IsNil)
c.Assert(snapst.Active, Equals, true)
c.Assert(snapst.Candidate, IsNil)
c.Assert(snapst.Sequence, HasLen, 1)
c.Assert(snapst.Sequence[0], DeepEquals, &snap.SideInfo{
OfficialName: "some-snap",
Channel: "",
Revision: 7,
})
}
func (s *snapmgrTestSuite) TestUpdateIntegration(c *C) {
si := snap.SideInfo{
OfficialName: "some-snap",
Revision: 7,
}
s.state.Lock()
defer s.state.Unlock()
snapstate.Set(s.state, "some-snap", &snapstate.SnapState{
Active: true,
Sequence: []*snap.SideInfo{&si},
})
chg := s.state.NewChange("install", "install a snap")
ts, err := snapstate.Update(s.state, "some-snap", "some-channel", s.user.ID, snappy.DoInstallGC)
c.Assert(err, IsNil)
chg.AddAll(ts)
s.state.Unlock()
defer s.snapmgr.Stop()
s.settle()
s.state.Lock()
expected := []fakeOp{
fakeOp{
op: "download",
macaroon: s.user.Macaroon,
name: "some-snap",
channel: "some-channel",
},
fakeOp{
op: "check-snap",
name: "downloaded-snap-path",
flags: int(snappy.DoInstallGC),
old: "/snap/some-snap/7",
},
fakeOp{
op: "setup-snap",
name: "downloaded-snap-path",
flags: int(snappy.DoInstallGC),
revno: 11,
},
fakeOp{
op: "unlink-snap",
name: "/snap/some-snap/7",
},
fakeOp{
op: "copy-data",
name: "/snap/some-snap/11",
flags: int(snappy.DoInstallGC),
old: "/snap/some-snap/7",
},
fakeOp{
op: "candidate",
sinfo: snap.SideInfo{
OfficialName: "some-snap",
SnapID: "snapIDsnapidsnapidsnapidsnapidsn",
Channel: "some-channel",
Revision: 11,
},
},
fakeOp{
op: "link-snap",
name: "/snap/some-snap/11",
},
}
// ensure all our tasks ran
c.Assert(s.fakeBackend.ops, DeepEquals, expected)
// check progress
task := ts.Tasks()[0]
cur, total := task.Progress()
c.Assert(cur, Equals, s.fakeBackend.fakeCurrentProgress)
c.Assert(total, Equals, s.fakeBackend.fakeTotalProgress)
// verify snapSetup info
var ss snapstate.SnapSetup
err = task.Get("snap-setup", &ss)
c.Assert(err, IsNil)
c.Assert(ss, DeepEquals, snapstate.SnapSetup{
Name: "some-snap",
Channel: "some-channel",
Flags: int(snappy.DoInstallGC),
UserID: s.user.ID,
Revision: 11,
SnapPath: "downloaded-snap-path",
})
// verify snaps in the system state
var snapst snapstate.SnapState
err = snapstate.Get(s.state, "some-snap", &snapst)
c.Assert(err, IsNil)
c.Assert(snapst.Active, Equals, true)
c.Assert(snapst.Candidate, IsNil)
c.Assert(snapst.Sequence, HasLen, 2)
c.Assert(snapst.Sequence[0], DeepEquals, &snap.SideInfo{
OfficialName: "some-snap",
Channel: "",
Revision: 7,
})
c.Assert(snapst.Sequence[1], DeepEquals, &snap.SideInfo{
OfficialName: "some-snap",
Channel: "some-channel",
SnapID: "snapIDsnapidsnapidsnapidsnapidsn",
Revision: 11,
})
}
