func (s *uniterSuite) TestRelationById(c *gc.C) {
rel := s.addRelation(c, "wordpress", "mysql")
c.Assert(rel.Id(), gc.Equals, 0)
wpEp, err := rel.Endpoint("wordpress")
c.Assert(err, gc.IsNil)
// Add another relation to mysql service, so we can see we can't
// get it.
otherRel, _, _ := s.addRelatedService(c, "mysql", "logging", s.mysqlUnit)
args := params.RelationIds{
RelationIds: []int{-1, rel.Id(), otherRel.Id(), 42, 234},
}
result, err := s.uniter.RelationById(args)
c.Assert(err, gc.IsNil)
c.Assert(result, gc.DeepEquals, params.RelationResults{
Results: []params.RelationResult{
{Error: apiservertesting.ErrUnauthorized},
{
Id: rel.Id(),
Key: rel.String(),
Life: params.Life(rel.Life().String()),
Endpoint: params.Endpoint{
ServiceName: wpEp.ServiceName,
Relation: wpEp.Relation,
},
},
{Error: apiservertesting.ErrUnauthorized},
{Error: apiservertesting.ErrUnauthorized},
{Error: apiservertesting.ErrUnauthorized},
},
})
}
func (lg *LifeGetter) oneLife(tag string) (params.Life, error) {
entity0, err := lg.st.FindEntity(tag)
if err != nil {
return "", err
}
entity, ok := entity0.(state.Lifer)
if !ok {
return "", NotSupportedError(tag, "life cycles")
}
return params.Life(entity.Life().String()), nil
}
func (svc *backingService) updated(st *State, store *multiwatcher.Store, id interface{}) error {
info := ¶ms.ServiceInfo{
Name: svc.Name,
Exposed: svc.Exposed,
CharmURL: svc.CharmURL.String(),
OwnerTag: svc.fixOwnerTag(),
Life: params.Life(svc.Life.String()),
MinUnits: svc.MinUnits,
}
oldInfo := store.Get(info.EntityId())
needConfig := false
if oldInfo == nil {
// We're adding the entry for the first time,
// so fetch the associated child documents.
c, err := readConstraints(st, serviceGlobalKey(svc.Name))
if err != nil {
return err
}
info.Constraints = c
needConfig = true
} else {
// The entry already exists, so preserve the current status.
oldInfo := oldInfo.(*params.ServiceInfo)
info.Constraints = oldInfo.Constraints
if info.CharmURL == oldInfo.CharmURL {
// The charm URL remains the same - we can continue to
// use the same config settings.
info.Config = oldInfo.Config
} else {
// The charm URL has changed - we need to fetch the
// settings from the new charm's settings doc.
needConfig = true
}
}
if needConfig {
var err error
info.Config, _, err = readSettingsDoc(st, serviceSettingsKey(svc.Name, svc.CharmURL))
if err != nil {
return err
}
}
store.Update(info)
return nil
}
func (u *UniterAPI) prepareRelationResult(rel *state.Relation, unit *state.Unit) (params.RelationResult, error) {
nothing := params.RelationResult{}
ep, err := rel.Endpoint(unit.ServiceName())
if err != nil {
// An error here means the unit's service is not part of the
// relation.
return nothing, err
}
return params.RelationResult{
Id: rel.Id(),
Key: rel.String(),
Life: params.Life(rel.Life().String()),
Endpoint: params.Endpoint{
ServiceName: ep.ServiceName,
Relation: ep.Relation,
},
}, nil
}
func (m *backingMachine) updated(st *State, store *multiwatcher.Store, id interface{}) error {
info := ¶ms.MachineInfo{
Id: m.Id,
Life: params.Life(m.Life.String()),
Series: m.Series,
Jobs: paramsJobsFromJobs(m.Jobs),
Addresses: mergedAddresses(m.MachineAddresses, m.Addresses),
SupportedContainers: m.SupportedContainers,
SupportedContainersKnown: m.SupportedContainersKnown,
}
oldInfo := store.Get(info.EntityId())
if oldInfo == nil {
// We're adding the entry for the first time,
// so fetch the associated machine status.
sdoc, err := getStatus(st, machineGlobalKey(m.Id))
if err != nil {
return err
}
info.Status = sdoc.Status
info.StatusInfo = sdoc.StatusInfo
} else {
// The entry already exists, so preserve the current status and
// instance data.
oldInfo := oldInfo.(*params.MachineInfo)
info.Status = oldInfo.Status
info.StatusInfo = oldInfo.StatusInfo
info.InstanceId = oldInfo.InstanceId
info.HardwareCharacteristics = oldInfo.HardwareCharacteristics
}
// If the machine is been provisioned, fetch the instance id as required,
// and set instance id and hardware characteristics.
if m.Nonce != "" && info.InstanceId == "" {
instanceData, err := getInstanceData(st, m.Id)
if err == nil {
info.InstanceId = string(instanceData.InstanceId)
info.HardwareCharacteristics = hardwareCharacteristics(instanceData)
} else if !errors.IsNotFound(err) {
return err
}
}
store.Update(info)
return nil
}
func (s *uniterSuite) TestRelation(c *gc.C) {
rel := s.addRelation(c, "wordpress", "mysql")
wpEp, err := rel.Endpoint("wordpress")
c.Assert(err, gc.IsNil)
args := params.RelationUnits{RelationUnits: []params.RelationUnit{
{Relation: "relation-42", Unit: "unit-foo-0"},
{Relation: rel.Tag(), Unit: "unit-wordpress-0"},
{Relation: rel.Tag(), Unit: "unit-mysql-0"},
{Relation: rel.Tag(), Unit: "unit-foo-0"},
{Relation: "relation-blah", Unit: "unit-wordpress-0"},
{Relation: "service-foo", Unit: "user-admin"},
{Relation: "foo", Unit: "bar"},
{Relation: "unit-wordpress-0", Unit: rel.Tag()},
}}
result, err := s.uniter.Relation(args)
c.Assert(err, gc.IsNil)
c.Assert(result, gc.DeepEquals, params.RelationResults{
Results: []params.RelationResult{
{Error: apiservertesting.ErrUnauthorized},
{
Id: rel.Id(),
Key: rel.String(),
Life: params.Life(rel.Life().String()),
Endpoint: params.Endpoint{
ServiceName: wpEp.ServiceName,
Relation: wpEp.Relation,
},
},
{Error: apiservertesting.ErrUnauthorized},
{Error: apiservertesting.ErrUnauthorized},
{Error: apiservertesting.ErrUnauthorized},
{Error: apiservertesting.ErrUnauthorized},
{Error: apiservertesting.ErrUnauthorized},
{Error: apiservertesting.ErrUnauthorized},
},
})
}
// MachinesWithTransientErrors returns status data for machines with provisioning
// errors which are transient.
func (p *ProvisionerAPI) MachinesWithTransientErrors() (params.StatusResults, error) {
results := params.StatusResults{}
canAccessFunc, err := p.getAuthFunc()
if err != nil {
return results, err
}
// TODO (wallyworld) - add state.State API for more efficient machines query
machines, err := p.st.AllMachines()
if err != nil {
return results, err
}
for _, machine := range machines {
if !canAccessFunc(machine.Tag()) {
continue
}
if _, provisionedErr := machine.InstanceId(); provisionedErr == nil {
// Machine may have been provisioned but machiner hasn't set the
// status to Started yet.
continue
}
result := params.StatusResult{}
if result.Status, result.Info, result.Data, err = machine.Status(); err != nil {
continue
}
if result.Status != params.StatusError {
continue
}
// Transient errors are marked as such in the status data.
if transient, ok := result.Data["transient"].(bool); !ok || !transient {
continue
}
result.Id = machine.Id()
result.Life = params.Life(machine.Life().String())
results.Results = append(results.Results, result)
}
return results, nil
}
func (api *API) getEntity(tag string) (result params.AgentGetEntitiesResult, err error) {
// Allow only for the owner agent.
// Note: having a bulk API call for this is utter madness, given that
// this check means we can only ever return a single object.
if !api.auth.AuthOwner(tag) {
err = common.ErrPerm
return
}
entity0, err := api.st.FindEntity(tag)
if err != nil {
return
}
entity, ok := entity0.(state.Lifer)
if !ok {
err = common.NotSupportedError(tag, "life cycles")
return
}
result.Life = params.Life(entity.Life().String())
if machine, ok := entity.(*state.Machine); ok {
result.Jobs = stateJobsToAPIParamsJobs(machine.Jobs())
result.ContainerType = machine.ContainerType()
}
return
}