func (s *StoreSuite) TestLockUpdatesExpires(c *C) {
urlA := charm.MustParseURL("cs:oneiric/wordpress-a")
urlB := charm.MustParseURL("cs:oneiric/wordpress-b")
urls := []*charm.URL{urlA, urlB}
// Initiate an update of B only to force a partial conflict.
lock1, err := s.store.LockUpdates(urls[1:])
c.Assert(err, IsNil)
// Hack time to force an expiration.
locks := s.Session.DB("juju").C("locks")
selector := bson.M{"_id": urlB.String()}
update := bson.M{"time": bson.Now().Add(-store.UpdateTimeout - 10e9)}
err = locks.Update(selector, update)
c.Check(err, IsNil)
// Works due to expiration of previous lock.
lock2, err := s.store.LockUpdates(urls)
c.Assert(err, IsNil)
defer lock2.Unlock()
// The expired lock was forcefully killed. Unlocking it must
// not interfere with lock2 which is still alive.
lock1.Unlock()
// The above statement was a NOOP and lock2 is still in effect,
// so attempting another lock must necessarily fail.
lock3, err := s.store.LockUpdates(urls)
c.Check(err, Equals, store.ErrUpdateConflict)
c.Check(lock3, IsNil)
}
func (s *StoreSuite) TestRedundantUpdate(c *C) {
urlA := charm.MustParseURL("cs:oneiric/wordpress-a")
urlB := charm.MustParseURL("cs:oneiric/wordpress-b")
urls := []*charm.URL{urlA, urlB}
pub, err := s.store.CharmPublisher(urls, "digest-0")
c.Assert(err, IsNil)
c.Assert(pub.Revision(), Equals, 0)
err = pub.Publish(&FakeCharmDir{})
c.Assert(err, IsNil)
// All charms are already on digest-0.
pub, err = s.store.CharmPublisher(urls, "digest-0")
c.Assert(err, ErrorMatches, "charm is up-to-date")
c.Assert(err, Equals, store.ErrRedundantUpdate)
c.Assert(pub, IsNil)
// Now add a second revision just for wordpress-b.
pub, err = s.store.CharmPublisher(urls[1:], "digest-1")
c.Assert(err, IsNil)
c.Assert(pub.Revision(), Equals, 1)
err = pub.Publish(&FakeCharmDir{})
c.Assert(err, IsNil)
// Same digest bumps revision because one of them was old.
pub, err = s.store.CharmPublisher(urls, "digest-1")
c.Assert(err, IsNil)
c.Assert(pub.Revision(), Equals, 2)
err = pub.Publish(&FakeCharmDir{})
c.Assert(err, IsNil)
}
func (s *DeployerSuite) TestInstall(c *C) {
// Install.
d := charm.NewDeployer(filepath.Join(c.MkDir(), "deployer"))
bun := s.bundle(c, func(path string) {
err := ioutil.WriteFile(filepath.Join(path, "some-file"), []byte("hello"), 0644)
c.Assert(err, IsNil)
})
err := d.Stage(bun, corecharm.MustParseURL("cs:s/c-1"))
c.Assert(err, IsNil)
target := charm.NewGitDir(filepath.Join(c.MkDir(), "target"))
err = d.Deploy(target)
c.Assert(err, IsNil)
// Check content.
data, err := ioutil.ReadFile(filepath.Join(target.Path(), "some-file"))
c.Assert(err, IsNil)
c.Assert(string(data), Equals, "hello")
url, err := charm.ReadCharmURL(target)
c.Assert(err, IsNil)
c.Assert(url, DeepEquals, corecharm.MustParseURL("cs:s/c-1"))
lines, err := target.Log()
c.Assert(err, IsNil)
c.Assert(lines, HasLen, 2)
c.Assert(lines[0], Matches, `[0-9a-f]{7} Deployed charm "cs:s/c-1".`)
c.Assert(lines[1], Matches, `[0-9a-f]{7} Imported charm "cs:s/c-1" from ".*".`)
}
func (s *StoreSuite) TestBranchLocation(c *C) {
charmURL := charm.MustParseURL("cs:series/name")
location := s.store.BranchLocation(charmURL)
c.Assert(location, Equals, "lp:charms/series/name")
charmURL = charm.MustParseURL("cs:~user/series/name")
location = s.store.BranchLocation(charmURL)
c.Assert(location, Equals, "lp:~user/charms/series/name/trunk")
}
func (s *LocalRepoSuite) TestMissingCharm(c *C) {
_, err := s.repo.Latest(charm.MustParseURL("local:series/zebra"))
c.Assert(err, ErrorMatches, `no charms found matching "local:series/zebra"`)
_, err = s.repo.Get(charm.MustParseURL("local:series/zebra"))
c.Assert(err, ErrorMatches, `no charms found matching "local:series/zebra"`)
_, err = s.repo.Latest(charm.MustParseURL("local:badseries/zebra"))
c.Assert(err, ErrorMatches, `no charms found matching "local:badseries/zebra"`)
_, err = s.repo.Get(charm.MustParseURL("local:badseries/zebra"))
c.Assert(err, ErrorMatches, `no charms found matching "local:badseries/zebra"`)
}
func (s *StoreSuite) TestGetCacheImplicitRevision(c *C) {
base := "cs:series/good"
charmURL := charm.MustParseURL(base)
revCharmURL := charm.MustParseURL(base + "-23")
ch, err := s.store.Get(charmURL)
c.Assert(err, IsNil)
c.Assert(ch, NotNil)
c.Assert(s.server.downloads, DeepEquals, []*charm.URL{revCharmURL})
s.assertCached(c, charmURL)
s.assertCached(c, revCharmURL)
}
func (s *StoreSuite) TestGetCacheImplicitRevision(c *C) {
os.RemoveAll(s.cache)
base := "cs:series/blah"
curl := charm.MustParseURL(base)
revCurl := charm.MustParseURL(base + "-23")
ch, err := s.store.Get(curl)
c.Assert(err, IsNil)
c.Assert(ch, NotNil)
c.Assert(s.server.downloads, DeepEquals, []*charm.URL{revCurl})
s.assertCached(c, curl)
s.assertCached(c, revCurl)
}
func (s *LocalRepoSuite) TestMissingRepo(c *C) {
c.Assert(os.RemoveAll(s.repo.Path), IsNil)
_, err := s.repo.Latest(charm.MustParseURL("local:series/zebra"))
c.Assert(err, ErrorMatches, `no repository found at ".*"`)
_, err = s.repo.Get(charm.MustParseURL("local:series/zebra"))
c.Assert(err, ErrorMatches, `no repository found at ".*"`)
c.Assert(ioutil.WriteFile(s.repo.Path, nil, 0666), IsNil)
_, err = s.repo.Latest(charm.MustParseURL("local:series/zebra"))
c.Assert(err, ErrorMatches, `no repository found at ".*"`)
_, err = s.repo.Get(charm.MustParseURL("local:series/zebra"))
c.Assert(err, ErrorMatches, `no repository found at ".*"`)
}
func (s *StoreSuite) TestPublishCharmDistro(c *C) {
branch := s.dummyBranch(c, "~joe/charms/oneiric/dummy/trunk")
// The Distro call will look for bare /charms, first.
testing.Server.Response(200, jsonType, []byte("{}"))
// And then it picks up the tips.
data := fmt.Sprintf(`[`+
`["file://%s", "rev1", ["oneiric", "precise"]],`+
`["file://%s", "%s", []],`+
`["file:///non-existent/~jeff/charms/precise/bad/trunk", "rev2", []],`+
`["file:///non-existent/~jeff/charms/precise/bad/skip-me", "rev3", []]`+
`]`,
branch.path(), branch.path(), branch.digest())
testing.Server.Response(200, jsonType, []byte(data))
apiBase := lpad.APIBase(testing.Server.URL)
err := store.PublishCharmsDistro(s.store, apiBase)
// Should have a single failure from the trunk branch that doesn't
// exist. The redundant update with the known digest should be
// ignored, and skip-me isn't a supported branch name so it's
// ignored as well.
c.Assert(err, ErrorMatches, `1 branch\(es\) failed to be published`)
berr := err.(store.PublishBranchErrors)[0]
c.Assert(berr.URL, Equals, "file:///non-existent/~jeff/charms/precise/bad/trunk")
c.Assert(berr.Err, ErrorMatches, "(?s).*bzr: ERROR: Not a branch.*")
for _, url := range []string{"cs:oneiric/dummy", "cs:precise/dummy-0", "cs:~joe/oneiric/dummy-0"} {
dummy, err := s.store.CharmInfo(charm.MustParseURL(url))
c.Assert(err, IsNil)
c.Assert(dummy.Meta().Name, Equals, "dummy")
}
// The known digest should have been ignored, so revision is still at 0.
_, err = s.store.CharmInfo(charm.MustParseURL("cs:~joe/oneiric/dummy-1"))
c.Assert(err, Equals, store.ErrNotFound)
// bare /charms lookup
req := testing.Server.WaitRequest()
c.Assert(req.Method, Equals, "GET")
c.Assert(req.URL.Path, Equals, "/charms")
// tips request
req = testing.Server.WaitRequest()
c.Assert(req.Method, Equals, "GET")
c.Assert(req.URL.Path, Equals, "/charms")
c.Assert(req.Form["ws.op"], DeepEquals, []string{"getBranchTips"})
c.Assert(req.Form["since"], IsNil)
// Request must be signed by juju.
c.Assert(req.Header.Get("Authorization"), Matches, `.*oauth_consumer_key="juju".*`)
}
func (s *StoreSuite) TestGetBadCache(c *C) {
base := "cs:series/blah"
curl := charm.MustParseURL(base)
revCurl := charm.MustParseURL(base + "-23")
name := charm.Quote(revCurl.String()) + ".charm"
err := ioutil.WriteFile(filepath.Join(s.cache, name), nil, 0666)
c.Assert(err, IsNil)
ch, err := s.store.Get(curl)
c.Assert(err, IsNil)
c.Assert(ch, NotNil)
c.Assert(s.server.downloads, DeepEquals, []*charm.URL{revCurl})
s.assertCached(c, curl)
s.assertCached(c, revCurl)
}
func (s *StoreSuite) TestGetBadCache(c *C) {
c.Assert(os.Mkdir(filepath.Join(charm.CacheDir, "cache"), 0777), IsNil)
base := "cs:series/good"
charmURL := charm.MustParseURL(base)
revCharmURL := charm.MustParseURL(base + "-23")
name := charm.Quote(revCharmURL.String()) + ".charm"
err := ioutil.WriteFile(filepath.Join(charm.CacheDir, "cache", name), nil, 0666)
c.Assert(err, IsNil)
ch, err := s.store.Get(charmURL)
c.Assert(err, IsNil)
c.Assert(ch, NotNil)
c.Assert(s.server.downloads, DeepEquals, []*charm.URL{revCharmURL})
s.assertCached(c, charmURL)
s.assertCached(c, revCharmURL)
}
func (s *DeploySuite) TestCharmDir(c *C) {
coretesting.Charms.ClonedDirPath(s.SeriesPath, "dummy")
err := runDeploy(c, "local:dummy")
c.Assert(err, IsNil)
curl := charm.MustParseURL("local:precise/dummy-1")
s.AssertService(c, "dummy", curl, 1, 0)
}
func (s *StoreSuite) TestCharmPublishError(c *C) {
url := charm.MustParseURL("cs:oneiric/wordpress")
urls := []*charm.URL{url}
// Publish one successfully to bump the revision so we can
// make sure it is being correctly set below.
pub, err := s.store.CharmPublisher(urls, "one-digest")
c.Assert(err, IsNil)
c.Assert(pub.Revision(), Equals, 0)
err = pub.Publish(&FakeCharmDir{})
c.Assert(err, IsNil)
pub, err = s.store.CharmPublisher(urls, "another-digest")
c.Assert(err, IsNil)
c.Assert(pub.Revision(), Equals, 1)
err = pub.Publish(&FakeCharmDir{error: "beforeWrite"})
c.Assert(err, ErrorMatches, "beforeWrite")
pub, err = s.store.CharmPublisher(urls, "another-digest")
c.Assert(err, IsNil)
c.Assert(pub.Revision(), Equals, 1)
err = pub.Publish(&FakeCharmDir{error: "afterWrite"})
c.Assert(err, ErrorMatches, "afterWrite")
// Still at the original charm revision that succeeded first.
info, err := s.store.CharmInfo(url)
c.Assert(err, IsNil)
c.Assert(info.Revision(), Equals, 0)
c.Assert(info.Digest(), Equals, "one-digest")
}
func (s *DeploySuite) TestCharmBundle(c *C) {
coretesting.Charms.BundlePath(s.SeriesPath, "dummy")
err := runDeploy(c, "local:dummy", "some-service-name")
c.Assert(err, IsNil)
curl := charm.MustParseURL("local:precise/dummy-1")
s.AssertService(c, "some-service-name", curl, 1, 0)
}
func (s *DeployLocalSuite) SetUpTest(c *C) {
s.JujuConnSuite.SetUpTest(c)
curl := charm.MustParseURL("local:series/dummy")
charm, err := s.Conn.PutCharm(curl, s.repo, false)
c.Assert(err, IsNil)
s.charm = charm
}
func build() error {
environ, err := environs.NewFromName("")
if err != nil {
return err
}
err = environs.Bootstrap(environ, true, nil)
if err != nil {
return err
}
conn, err := juju.NewConn(environ)
if err != nil {
return err
}
repo := &charm.LocalRepository{filepath.Dir(os.Args[0])}
curl := charm.MustParseURL("local:precise/builddb")
ch, err := conn.PutCharm(curl, repo, false)
if err != nil {
return err
}
service, err := conn.AddService("builddb", ch)
if err != nil {
return err
}
if err := service.SetExposed(); err != nil {
return err
}
units, err := conn.AddUnits(service, 1)
if err != nil {
return err
}
log.Printf("builddb: Waiting for unit to reach %q status...", state.UnitStarted)
unit := units[0]
last, info, err := unit.Status()
if err != nil {
return err
}
logStatus(last, info)
for last != state.UnitStarted {
time.Sleep(2 * time.Second)
if err := unit.Refresh(); err != nil {
return err
}
status, info, err := unit.Status()
if err != nil {
return err
}
if status != last {
logStatus(status, info)
last = status
}
}
addr, ok := unit.PublicAddress()
if !ok {
return fmt.Errorf("cannot retrieve files: build unit lacks a public-address")
}
log.Printf("builddb: Built files published at http://%s", addr)
log.Printf("builddb: Remember to destroy the environment when you're done...")
return nil
}
func (s *StoreSuite) TestConflictingUpdate(c *C) {
// This test checks that if for whatever reason the locking
// safety-net fails, adding two charms in parallel still
// results in a sane outcome.
url := charm.MustParseURL("cs:oneiric/wordpress")
urls := []*charm.URL{url}
pub1, err := s.store.CharmPublisher(urls, "some-digest")
c.Assert(err, IsNil)
c.Assert(pub1.Revision(), Equals, 0)
pub2, err := s.store.CharmPublisher(urls, "some-digest")
c.Assert(err, IsNil)
c.Assert(pub2.Revision(), Equals, 0)
// The first publishing attempt should work.
err = pub2.Publish(&FakeCharmDir{})
c.Assert(err, IsNil)
// Attempting to finish the second attempt should break,
// since it lost the race and the given revision is already
// in place.
err = pub1.Publish(&FakeCharmDir{})
c.Assert(err, Equals, store.ErrUpdateConflict)
}
func (s *DeploySuite) TestNumUnits(c *C) {
coretesting.Charms.BundlePath(s.SeriesPath, "dummy")
err := runDeploy(c, "local:dummy", "-n", "13")
c.Assert(err, IsNil)
curl := charm.MustParseURL("local:precise/dummy-1")
s.AssertService(c, "dummy", curl, 13, 0)
}
func (s *FilterSuite) TestCharmErrorEvents(c *C) {
f, err := newFilter(s.State, s.unit.Name())
c.Assert(err, IsNil)
defer f.Stop()
assertNoChange := func() {
s.State.StartSync()
select {
case <-f.ConfigEvents():
c.Fatalf("unexpected config event")
case <-time.After(coretesting.ShortWait):
}
}
// Check setting an invalid charm URL does not send events.
err = f.SetCharm(charm.MustParseURL("cs:missing/one-1"))
c.Assert(err, Equals, tomb.ErrDying)
assertNoChange()
s.assertFilterDies(c, f)
// Filter died after the error, so restart it.
f, err = newFilter(s.State, s.unit.Name())
c.Assert(err, IsNil)
defer f.Stop()
// Check with a nil charm URL, again no changes.
err = f.SetCharm(nil)
c.Assert(err, Equals, tomb.ErrDying)
assertNoChange()
s.assertFilterDies(c, f)
}
func (s *SSHSuite) TestSSHCommand(c *C) {
m := s.makeMachines(3, c)
ch := coretesting.Charms.Dir("series", "dummy")
curl := charm.MustParseURL(
fmt.Sprintf("local:series/%s-%d", ch.Meta().Name, ch.Revision()),
)
bundleURL, err := url.Parse("http://bundles.example.com/dummy-1")
c.Assert(err, IsNil)
dummy, err := s.State.AddCharm(ch, curl, bundleURL, "dummy-1-sha256")
c.Assert(err, IsNil)
srv, err := s.State.AddService("mysql", dummy)
c.Assert(err, IsNil)
s.addUnit(srv, m[0], c)
srv, err = s.State.AddService("mongodb", dummy)
c.Assert(err, IsNil)
s.addUnit(srv, m[1], c)
s.addUnit(srv, m[2], c)
for _, t := range sshTests {
c.Logf("testing juju ssh %s", t.args)
ctx := &cmd.Context{c.MkDir(), &bytes.Buffer{}, &bytes.Buffer{}, &bytes.Buffer{}}
code := cmd.Main(&SSHCommand{}, ctx, t.args)
c.Check(code, Equals, 0)
c.Check(ctx.Stderr.(*bytes.Buffer).String(), Equals, "")
c.Check(ctx.Stdout.(*bytes.Buffer).String(), Equals, t.result)
}
}
func (s *UnitSuite) TestUnitCharm(c *C) {
preventUnitDestroyRemove(c, s.unit)
curl, ok := s.unit.CharmURL()
c.Assert(ok, Equals, false)
c.Assert(curl, IsNil)
err := s.unit.SetCharmURL(nil)
c.Assert(err, ErrorMatches, "cannot set nil charm url")
err = s.unit.SetCharmURL(charm.MustParseURL("cs:missing/one-1"))
c.Assert(err, ErrorMatches, `unknown charm url "cs:missing/one-1"`)
err = s.unit.SetCharmURL(s.charm.URL())
c.Assert(err, IsNil)
curl, ok = s.unit.CharmURL()
c.Assert(ok, Equals, true)
c.Assert(curl, DeepEquals, s.charm.URL())
err = s.unit.Destroy()
c.Assert(err, IsNil)
err = s.unit.SetCharmURL(s.charm.URL())
c.Assert(err, IsNil)
curl, ok = s.unit.CharmURL()
c.Assert(ok, Equals, true)
c.Assert(curl, DeepEquals, s.charm.URL())
err = s.unit.EnsureDead()
c.Assert(err, IsNil)
err = s.unit.SetCharmURL(s.charm.URL())
c.Assert(err, ErrorMatches, `unit "wordpress/0" is dead`)
}
func (s *LocalRepoSuite) TestMultipleVersions(c *C) {
curl := charm.MustParseURL("local:series/upgrade")
s.addDir("upgrade1")
rev, err := s.repo.Latest(curl)
c.Assert(err, IsNil)
c.Assert(rev, Equals, 1)
ch, err := s.repo.Get(curl)
c.Assert(err, IsNil)
c.Assert(ch.Revision(), Equals, 1)
s.addDir("upgrade2")
rev, err = s.repo.Latest(curl)
c.Assert(err, IsNil)
c.Assert(rev, Equals, 2)
ch, err = s.repo.Get(curl)
c.Assert(err, IsNil)
c.Assert(ch.Revision(), Equals, 2)
revCurl := curl.WithRevision(1)
rev, err = s.repo.Latest(revCurl)
c.Assert(err, IsNil)
c.Assert(rev, Equals, 2)
ch, err = s.repo.Get(revCurl)
c.Assert(err, IsNil)
c.Assert(ch.Revision(), Equals, 1)
badRevCurl := curl.WithRevision(33)
rev, err = s.repo.Latest(badRevCurl)
c.Assert(err, IsNil)
c.Assert(rev, Equals, 2)
ch, err = s.repo.Get(badRevCurl)
c.Assert(err, ErrorMatches, `no charms found matching "local:series/upgrade-33"`)
}
func (s *MockStore) ServeInfo(w http.ResponseWriter, r *http.Request) {
r.ParseForm()
response := map[string]*charm.InfoResponse{}
for _, url := range r.Form["charms"] {
cr := &charm.InfoResponse{}
response[url] = cr
charmURL := charm.MustParseURL(url)
switch charmURL.Name {
case "borken":
cr.Errors = append(cr.Errors, "badness")
case "unwise":
cr.Warnings = append(cr.Warnings, "foolishness")
fallthrough
case "good":
if charmURL.Revision == -1 {
cr.Revision = 23
} else {
cr.Revision = charmURL.Revision
}
cr.Sha256 = s.bundleSha256
default:
cr.Errors = append(cr.Errors, "entry not found")
}
}
data, err := json.Marshal(response)
if err != nil {
panic(err)
}
w.Header().Set("Content-Type", "application/json")
_, err = w.Write(data)
if err != nil {
panic(err)
}
}
func (s *LocalRepoSuite) TestMultipleVersions(c *C) {
charmURL := charm.MustParseURL("local:series/upgrade")
s.addDir("upgrade1")
rev, err := s.repo.Latest(charmURL)
c.Assert(err, IsNil)
c.Assert(rev, Equals, 1)
ch, err := s.repo.Get(charmURL)
c.Assert(err, IsNil)
c.Assert(ch.Revision(), Equals, 1)
s.addDir("upgrade2")
rev, err = s.repo.Latest(charmURL)
c.Assert(err, IsNil)
c.Assert(rev, Equals, 2)
ch, err = s.repo.Get(charmURL)
c.Assert(err, IsNil)
c.Assert(ch.Revision(), Equals, 2)
revCharmURL := charmURL.WithRevision(1)
rev, err = s.repo.Latest(revCharmURL)
c.Assert(err, IsNil)
c.Assert(rev, Equals, 2)
ch, err = s.repo.Get(revCharmURL)
c.Assert(err, IsNil)
c.Assert(ch.Revision(), Equals, 1)
badRevCharmURL := charmURL.WithRevision(33)
rev, err = s.repo.Latest(badRevCharmURL)
c.Assert(err, IsNil)
c.Assert(rev, Equals, 2)
_, err = s.repo.Get(badRevCharmURL)
s.checkNotFoundErr(c, err, badRevCharmURL)
}
func (s *DeploySuite) TestSubordinateCharm(c *C) {
coretesting.Charms.BundlePath(s.SeriesPath, "logging")
err := runDeploy(c, "local:logging")
c.Assert(err, IsNil)
curl := charm.MustParseURL("local:precise/logging-1")
s.AssertService(c, "logging", curl, 0, 0)
}
func (s *StoreSuite) TestInfo(c *C) {
charmURL := charm.MustParseURL("cs:series/good")
info, err := s.store.Info(charmURL)
c.Assert(err, IsNil)
c.Assert(info.Errors, IsNil)
c.Assert(info.Revision, Equals, 23)
}
func (s *AddUnitSuite) setupService(c *C) *charm.URL {
testing.Charms.BundlePath(s.SeriesPath, "dummy")
err := runDeploy(c, "local:dummy", "some-service-name")
c.Assert(err, IsNil)
curl := charm.MustParseURL("local:precise/dummy-1")
s.AssertService(c, "some-service-name", curl, 1, 0)
return curl
}
func (s *StoreSuite) TestMissing(c *C) {
charmURL := charm.MustParseURL("cs:series/missing")
expect := `charm not found: cs:series/missing`
_, err := s.store.Latest(charmURL)
c.Assert(err, ErrorMatches, expect)
_, err = s.store.Get(charmURL)
c.Assert(err, ErrorMatches, expect)
}
func (s *StoreSuite) TestEventWithDigest(c *C) {
charmURL := charm.MustParseURL("cs:series/good")
event, err := s.store.Event(charmURL, "the-digest")
c.Assert(err, IsNil)
c.Assert(event.Errors, IsNil)
c.Assert(event.Revision, Equals, 23)
c.Assert(event.Digest, Equals, "the-digest")
}
func (s *StoreSuite) TestError(c *C) {
charmURL := charm.MustParseURL("cs:series/borken")
expect := `charm info errors for "cs:series/borken": badness`
_, err := s.store.Latest(charmURL)
c.Assert(err, ErrorMatches, expect)
_, err = s.store.Get(charmURL)
c.Assert(err, ErrorMatches, expect)
}