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Add dynamic APIs to the list of discoverable APIs

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This commit is contained in:
Brendan Burns
2015-12-09 16:35:35 -08:00
parent 0f144fd351
commit e594407ab5
3 changed files with 63 additions and 14 deletions
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36
pkg/master/master.go
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@@ -111,8 +111,8 @@ type Master struct {
// storage for third party objects
thirdPartyStorage storage.Interface
// map from api path to storage for those objects
thirdPartyResources map[string]*thirdpartyresourcedataetcd.REST
// map from api path to a tuple of (storage for the objects, APIGroup)
thirdPartyResources map[string]thirdPartyEntry
// protects the map
thirdPartyResourcesLock sync.RWMutex
@@ -120,6 +120,13 @@ type Master struct {
tunneler Tunneler
}
// thirdPartyEntry combines objects storage and API group into one struct
// for easy lookup.
type thirdPartyEntry struct {
storage *thirdpartyresourcedataetcd.REST
group unversioned.APIGroup
}
// New returns a new instance of Master from the given config.
// Certain config fields will be set to a default value if unset.
// Certain config fields must be specified, including:
@@ -184,7 +191,7 @@ func (m *Master) InstallAPIs(c *Config) {
// Install extensions unless disabled.
if !m.ApiGroupVersionOverrides["extensions/v1beta1"].Disable {
m.thirdPartyStorage = c.StorageDestinations.APIGroups[extensions.GroupName].Default
m.thirdPartyResources = map[string]*thirdpartyresourcedataetcd.REST{}
m.thirdPartyResources = map[string]thirdPartyEntry{}
expVersion := m.experimental(c)
@@ -217,7 +224,20 @@ func (m *Master) InstallAPIs(c *Config) {
// This should be done after all groups are registered
// TODO: replace the hardcoded "apis".
apiserver.AddApisWebService(m.HandlerContainer, "/apis", allGroups)
apiserver.AddApisWebService(m.HandlerContainer, "/apis", func() []unversioned.APIGroup {
groups := []unversioned.APIGroup{}
for ix := range allGroups {
groups = append(groups, allGroups[ix])
}
m.thirdPartyResourcesLock.Lock()
defer m.thirdPartyResourcesLock.Unlock()
if m.thirdPartyResources != nil {
for key := range m.thirdPartyResources {
groups = append(groups, m.thirdPartyResources[key].group)
}
}
return groups
})
}
func (m *Master) initV1ResourcesStorage(c *Config) {
@@ -432,7 +452,7 @@ func (m *Master) removeThirdPartyStorage(path string) error {
defer m.thirdPartyResourcesLock.Unlock()
storage, found := m.thirdPartyResources[path]
if found {
if err := m.removeAllThirdPartyResources(storage); err != nil {
if err := m.removeAllThirdPartyResources(storage.storage); err != nil {
return err
}
delete(m.thirdPartyResources, path)
@@ -486,10 +506,10 @@ func (m *Master) ListThirdPartyResources() []string {
return result
}
func (m *Master) addThirdPartyResourceStorage(path string, storage *thirdpartyresourcedataetcd.REST) {
func (m *Master) addThirdPartyResourceStorage(path string, storage *thirdpartyresourcedataetcd.REST, apiGroup unversioned.APIGroup) {
m.thirdPartyResourcesLock.Lock()
defer m.thirdPartyResourcesLock.Unlock()
m.thirdPartyResources[path] = storage
m.thirdPartyResources[path] = thirdPartyEntry{storage, apiGroup}
}
// InstallThirdPartyResource installs a third party resource specified by 'rsrc'. When a resource is
@@ -518,7 +538,7 @@ func (m *Master) InstallThirdPartyResource(rsrc *extensions.ThirdPartyResource)
Versions: []unversioned.GroupVersionForDiscovery{groupVersion},
}
apiserver.AddGroupWebService(m.HandlerContainer, path, apiGroup)
m.addThirdPartyResourceStorage(path, thirdparty.Storage[strings.ToLower(kind)+"s"].(*thirdpartyresourcedataetcd.REST))
m.addThirdPartyResourceStorage(path, thirdparty.Storage[strings.ToLower(kind)+"s"].(*thirdpartyresourcedataetcd.REST), apiGroup)
apiserver.InstallServiceErrorHandler(m.HandlerContainer, m.NewRequestInfoResolver(), []string{thirdparty.GroupVersion.String()})
return nil
}