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agent: write API's on /v1/agent block for anti-entropy

This commit is contained in:
Ryan Uber 2015-02-20 15:45:06 -08:00
parent 6f0fecc73c
commit 6ce6d2d806
1 changed files with 46 additions and 8 deletions
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54
command/agent/agent_endpoint.go
View File

@ -98,30 +98,50 @@ func (s *HTTPServer) AgentRegisterCheck(resp http.ResponseWriter, req *http.Requ
}
// Add the check
return nil, s.agent.AddCheck(health, chkType, true)
if err := s.agent.AddCheck(health, chkType, true); err != nil {
return nil, err
}
s.syncChanges()
return nil, nil
}
func (s *HTTPServer) AgentDeregisterCheck(resp http.ResponseWriter, req *http.Request) (interface{}, error) {
checkID := strings.TrimPrefix(req.URL.Path, "/v1/agent/check/deregister/")
return nil, s.agent.RemoveCheck(checkID, true)
if err := s.agent.RemoveCheck(checkID, true); err != nil {
return nil, err
}
s.syncChanges()
return nil, nil
}
func (s *HTTPServer) AgentCheckPass(resp http.ResponseWriter, req *http.Request) (interface{}, error) {
checkID := strings.TrimPrefix(req.URL.Path, "/v1/agent/check/pass/")
note := req.URL.Query().Get("note")
return nil, s.agent.UpdateCheck(checkID, structs.HealthPassing, note)
if err := s.agent.UpdateCheck(checkID, structs.HealthPassing, note); err != nil {
return nil, err
}
s.syncChanges()
return nil, nil
}
func (s *HTTPServer) AgentCheckWarn(resp http.ResponseWriter, req *http.Request) (interface{}, error) {
checkID := strings.TrimPrefix(req.URL.Path, "/v1/agent/check/warn/")
note := req.URL.Query().Get("note")
return nil, s.agent.UpdateCheck(checkID, structs.HealthWarning, note)
if err := s.agent.UpdateCheck(checkID, structs.HealthWarning, note); err != nil {
return nil, err
}
s.syncChanges()
return nil, nil
}
func (s *HTTPServer) AgentCheckFail(resp http.ResponseWriter, req *http.Request) (interface{}, error) {
checkID := strings.TrimPrefix(req.URL.Path, "/v1/agent/check/fail/")
note := req.URL.Query().Get("note")
return nil, s.agent.UpdateCheck(checkID, structs.HealthCritical, note)
if err := s.agent.UpdateCheck(checkID, structs.HealthCritical, note); err != nil {
return nil, err
}
s.syncChanges()
return nil, nil
}
func (s *HTTPServer) AgentRegisterService(resp http.ResponseWriter, req *http.Request) (interface{}, error) {
@ -180,12 +200,20 @@ func (s *HTTPServer) AgentRegisterService(resp http.ResponseWriter, req *http.Re
}
// Add the check
return nil, s.agent.AddService(ns, chkTypes, true)
if err := s.agent.AddService(ns, chkTypes, true); err != nil {
return nil, err
}
s.syncChanges()
return nil, nil
}
func (s *HTTPServer) AgentDeregisterService(resp http.ResponseWriter, req *http.Request) (interface{}, error) {
serviceID := strings.TrimPrefix(req.URL.Path, "/v1/agent/service/deregister/")
return nil, s.agent.RemoveService(serviceID, true)
if err := s.agent.RemoveService(serviceID, true); err != nil {
return nil, err
}
s.syncChanges()
return nil, nil
}
func (s *HTTPServer) AgentServiceMaintenance(resp http.ResponseWriter, req *http.Request) (interface{}, error) {
@ -233,7 +261,7 @@ func (s *HTTPServer) AgentServiceMaintenance(resp http.ResponseWriter, req *http
return nil, nil
}
}
s.syncChanges()
return nil, nil
}
@ -265,5 +293,15 @@ func (s *HTTPServer) AgentNodeMaintenance(resp http.ResponseWriter, req *http.Re
} else {
s.agent.DisableNodeMaintenance()
}
s.syncChanges()
return nil, nil
}
// syncChanges is a helper function which wraps a blocking call to sync
// services and checks to the server. If the operation fails, we only
// only warn because the write did succeed and anti-entropy will sync later.
func (s *HTTPServer) syncChanges() {
if err := s.agent.state.syncChanges(); err != nil {
s.logger.Printf("[ERR] agent: failed to sync changes: %v", err)
}
}