func (s *URLSuite) TestInferURLNoDefaultSeries(c *gc.C) {
for _, t := range inferNoDefaultSeriesTests {
inferred, err := charm.InferURL(t.vague, "")
if t.exact == "" {
c.Assert(err, gc.ErrorMatches, fmt.Sprintf("cannot infer charm URL for %q: no series provided", t.vague))
} else {
parsed, err := charm.ParseURL(t.exact)
c.Assert(err, gc.IsNil)
c.Assert(inferred, gc.DeepEquals, parsed, gc.Commentf(`InferURL(%q, "")`, t.vague))
}
}
}
func (s *CharmSuite) TestInferRepository(c *gc.C) {
for i, t := range inferRepoTests {
c.Logf("test %d", i)
curl, err := charm.InferURL(t.url, "precise")
c.Assert(err, gc.IsNil)
repo, err := charm.InferRepository(curl.Reference, "/some/path")
c.Assert(err, gc.IsNil)
switch repo := repo.(type) {
case *charm.LocalRepository:
c.Assert(repo.Path, gc.Equals, t.path)
default:
c.Assert(repo, gc.Equals, charm.Store)
}
}
curl, err := charm.InferURL("local:whatever", "precise")
c.Assert(err, gc.IsNil)
_, err = charm.InferRepository(curl.Reference, "")
c.Assert(err, gc.ErrorMatches, "path to local repository not specified")
curl.Schema = "foo"
_, err = charm.InferRepository(curl.Reference, "")
c.Assert(err, gc.ErrorMatches, "unknown schema for charm reference.*")
}
func (s *URLSuite) TestInferURL(c *gc.C) {
for i, t := range inferTests {
c.Logf("test %d", i)
comment := gc.Commentf("InferURL(%q, %q)", t.vague, "defseries")
inferred, ierr := charm.InferURL(t.vague, "defseries")
parsed, perr := charm.ParseURL(t.exact)
if perr == nil {
c.Check(inferred, gc.DeepEquals, parsed, comment)
c.Check(ierr, gc.IsNil)
} else {
expect := perr.Error()
if t.vague != t.exact {
if colIdx := strings.Index(expect, ":"); colIdx > 0 {
expect = expect[:colIdx]
}
}
c.Check(ierr.Error(), gc.Matches, expect+".*", comment)
}
}
u, err := charm.InferURL("~blah", "defseries")
c.Assert(u, gc.IsNil)
c.Assert(err, gc.ErrorMatches, "charm URL without charm name: .*")
}
func (c *DeployCommand) Init(args []string) error {
switch len(args) {
case 2:
if !names.IsService(args[1]) {
return fmt.Errorf("invalid service name %q", args[1])
}
c.ServiceName = args[1]
fallthrough
case 1:
if _, err := charm.InferURL(args[0], "fake"); err != nil {
return fmt.Errorf("invalid charm name %q", args[0])
}
c.CharmName = args[0]
case 0:
return errors.New("no charm specified")
default:
return cmd.CheckEmpty(args[2:])
}
return c.UnitCommandBase.Init(args)
}
func (c *PublishCommand) Run(ctx *cmd.Context) (err error) {
branch := bzr.New(ctx.AbsPath(c.CharmPath))
if _, err := os.Stat(branch.Join(".bzr")); err != nil {
return fmt.Errorf("not a charm branch: %s", branch.Location())
}
if err := branch.CheckClean(); err != nil {
return err
}
var curl *charm.URL
if c.URL == "" {
if err == nil {
loc, err := branch.PushLocation()
if err != nil {
return fmt.Errorf("no charm URL provided and cannot infer from current directory (no push location)")
}
curl, err = charm.Store.CharmURL(loc)
if err != nil {
return fmt.Errorf("cannot infer charm URL from branch location: %q", loc)
}
}
} else {
curl, err = charm.InferURL(c.URL, "")
if err != nil {
return err
}
}
pushLocation := charm.Store.BranchLocation(curl)
if c.changePushLocation != nil {
pushLocation = c.changePushLocation(pushLocation)
}
repo, err := charm.InferRepository(curl.Reference, "/not/important")
if err != nil {
return err
}
if repo != charm.Store {
return fmt.Errorf("charm URL must reference the juju charm store")
}
localDigest, err := branch.RevisionId()
if err != nil {
return fmt.Errorf("cannot obtain local digest: %v", err)
}
logger.Infof("local digest is %s", localDigest)
ch, err := charm.ReadDir(branch.Location())
if err != nil {
return err
}
if ch.Meta().Name != curl.Name {
return fmt.Errorf("charm name in metadata must match name in URL: %q != %q", ch.Meta().Name, curl.Name)
}
oldEvent, err := charm.Store.Event(curl, localDigest)
if _, ok := err.(*charm.NotFoundError); ok {
oldEvent, err = charm.Store.Event(curl, "")
if _, ok := err.(*charm.NotFoundError); ok {
logger.Infof("charm %s is not yet in the store", curl)
err = nil
}
}
if err != nil {
return fmt.Errorf("cannot obtain event details from the store: %s", err)
}
if oldEvent != nil && oldEvent.Digest == localDigest {
return handleEvent(ctx, curl, oldEvent)
}
logger.Infof("sending charm to the charm store...")
err = branch.Push(&bzr.PushAttr{Location: pushLocation, Remember: true})
if err != nil {
return err
}
logger.Infof("charm sent; waiting for it to be published...")
for {
time.Sleep(c.pollDelay)
newEvent, err := charm.Store.Event(curl, "")
if _, ok := err.(*charm.NotFoundError); ok {
continue
}
if err != nil {
return fmt.Errorf("cannot obtain event details from the store: %s", err)
}
if oldEvent != nil && oldEvent.Digest == newEvent.Digest {
continue
}
if newEvent.Digest != localDigest {
// TODO Check if the published digest is in the local history.
return fmt.Errorf("charm changed but not to local charm digest; publishing race?")
}
return handleEvent(ctx, curl, newEvent)
}
}