func (c *stubContextComponent) SetStatus(class, id, status string) error {
c.stub.AddCall("SetStatus", class, id, status)
if err := c.stub.NextErr(); err != nil {
return errors.Trace(err)
}
fullID := payload.BuildID(class, id)
pl := c.payloads[fullID]
pl.Status = status
return nil
}
func (c *stubContextComponent) Untrack(class, id string) error {
c.stub.AddCall("Untrack", class, id)
if err := c.stub.NextErr(); err != nil {
return errors.Trace(err)
}
fullID := payload.BuildID(class, id)
c.untracks[fullID] = struct{}{}
return nil
}
func (c *stubContextComponent) Get(class, id string) (*payload.Payload, error) {
c.stub.AddCall("Get", class, id)
if err := c.stub.NextErr(); err != nil {
return nil, errors.Trace(err)
}
fullID := payload.BuildID(class, id)
info, ok := c.payloads[fullID]
if !ok {
return nil, errors.NotFoundf(id)
}
return &info, nil
}
// Get returns the payload info corresponding to the given ID.
func (c *Context) Get(class, id string) (*payload.Payload, error) {
fullID := payload.BuildID(class, id)
logger.Tracef("getting %q from hook context", fullID)
actual, ok := c.updates[fullID]
if !ok {
actual, ok = c.payloads[fullID]
if !ok {
return nil, errors.NotFoundf("%s", fullID)
}
}
return &actual, nil
}
func (c *Context) SetStatus(class, id, status string) error {
fullID := payload.BuildID(class, id)
logger.Tracef("Calling status-set on payload context %q", fullID)
res, err := c.api.SetStatus(status, fullID)
if err != nil {
return errors.Trace(err)
}
if len(res) > 0 && res[0].Error != nil {
return errors.Trace(res[0].Error)
}
return nil
}
// Untrack tells juju to stop tracking this payload.
func (c *Context) Untrack(class, id string) error {
fullID := payload.BuildID(class, id)
logger.Tracef("Calling untrack on payload context %q", fullID)
res, err := c.api.Untrack(fullID)
if err != nil {
return errors.Trace(err)
}
if len(res) > 0 && res[0].Error != nil {
return errors.Trace(res[0].Error)
}
delete(c.payloads, id)
return nil
}
// SetStatus sets the identified payload's status.
func (c *Context) SetStatus(class, id, status string) error {
fullID := payload.BuildID(class, id)
logger.Tracef("Calling status-set on payload context %q", fullID)
res, err := c.api.SetStatus(status, fullID)
if err != nil {
return errors.Trace(err)
}
// TODO(ericsnow) We should not ignore a 0-len result.
if len(res) > 0 && res[0].Error != nil {
// In a hook context, the case where the specified payload does
// not exist is a special one. A hook tool is how a charm author
// communicates the state of the charm. So returning an error
// here in the "missing" case makes less sense than in other
// places. We could simply ignore any error that surfaces for
// that case. However, returning the error communicates to the
// charm author that what they're trying to communicate doesn't
// make sense.
return errors.Trace(res[0].Error)
}
return nil
}
