// ListResources returns the list of resources for the given application.
func (f Facade) ListResources(args api.ListResourcesArgs) (api.ResourcesResults, error) {
var r api.ResourcesResults
r.Results = make([]api.ResourcesResult, len(args.Entities))
for i, e := range args.Entities {
logger.Tracef("Listing resources for %q", e.Tag)
tag, apierr := parseApplicationTag(e.Tag)
if apierr != nil {
r.Results[i] = api.ResourcesResult{
ErrorResult: params.ErrorResult{
Error: apierr,
},
}
continue
}
svcRes, err := f.store.ListResources(tag.Id())
if err != nil {
r.Results[i] = errorResult(err)
continue
}
r.Results[i] = api.ServiceResources2APIResult(svcRes)
}
return r, nil
}
func (HelpersSuite) TestServiceResources2API(c *gc.C) {
res1 := resourcetesting.NewResource(c, nil, "res1", "a-service", "data").Resource
res2 := resourcetesting.NewResource(c, nil, "res2", "a-service", "data2").Resource
tag0 := names.NewUnitTag("a-service/0")
tag1 := names.NewUnitTag("a-service/1")
chres1 := res1.Resource
chres2 := res2.Resource
chres1.Revision++
chres2.Revision++
svcRes := resource.ServiceResources{
Resources: []resource.Resource{
res1,
res2,
},
UnitResources: []resource.UnitResources{
{
Tag: tag0,
Resources: []resource.Resource{
res1,
res2,
},
DownloadProgress: map[string]int64{
res2.Name: 2,
},
},
{
Tag: tag1,
},
},
CharmStoreResources: []charmresource.Resource{
chres1,
chres2,
},
}
result := api.ServiceResources2APIResult(svcRes)
apiRes1 := api.Resource2API(res1)
apiRes2 := api.Resource2API(res2)
apiChRes1 := api.CharmResource2API(chres1)
apiChRes2 := api.CharmResource2API(chres2)
c.Check(result, jc.DeepEquals, api.ResourcesResult{
Resources: []api.Resource{
apiRes1,
apiRes2,
},
UnitResources: []api.UnitResources{
{
Entity: params.Entity{
Tag: "unit-a-service-0",
},
Resources: []api.Resource{
apiRes1,
apiRes2,
},
DownloadProgress: map[string]int64{
res2.Name: 2,
},
},
{
// we should have a listing for every unit, even if they
// have no resources.
Entity: params.Entity{
Tag: "unit-a-service-1",
},
},
},
CharmStoreResources: []api.CharmResource{
apiChRes1,
apiChRes2,
},
})
}