Runners are removed from manager when alloacted

This removes an existing unlocked shared access to runner.running.
This also sets us up for better management of the runners.

pipeline_api/pipeline_api.go

@@ -4,7 +4,6 @@ import (
 	"context"
 	"fmt"
 	"net/http"
-	"strings"
 	"sync"
 
 	apiv2 "git.ohea.xyz/cursorius/pipeline-api/go/api/v2"
@@ -19,7 +18,8 @@ import (
 var log = logging.MustGetLogger("cursorius-server")
 
 type ApiServer struct {
-	getRunnerCh           chan runnermanager.GetRunnerRequest
+	allocationCh          chan runnermanager.RunnerAllocationRequest
+	releaseCh             chan runnermanager.RunnerReleaseRequest
 	allocatedRunners      map[uuid.UUID]*RunnerWrapper
 	allocatedRunnersMutex sync.RWMutex
 }
@@ -38,10 +38,14 @@ func (r *RunnerWrapper) RunCommand(cmd string, args []string) (int64, string, st
 	return return_code, stdout, stderr, err
 }
 
-func (r *RunnerWrapper) Release() {
+func (r *RunnerWrapper) Release(releaseCh chan runnermanager.RunnerReleaseRequest) {
 	r.mutex.Lock()
 	defer r.mutex.Unlock()
-	r.runner.Release()
+
+	releaseCh <- runnermanager.RunnerReleaseRequest{
+		Runner: r.runner,
+	}
+	r.runner = nil
 }
 
 func (s *ApiServer) GetRunnerFromMap(u uuid.UUID) (*RunnerWrapper, bool) {
@@ -56,8 +60,8 @@ func (s *ApiServer) GetRunner(
 	req *connect.Request[apiv2.GetRunnerRequest],
 ) (*connect.Response[apiv2.GetRunnerResponse], error) {
 
-	respChan := make(chan runnermanager.GetRunnerResponse)
-	s.getRunnerCh <- runnermanager.GetRunnerRequest{
+	respChan := make(chan runnermanager.RunnerAllocationResponse)
+	s.allocationCh <- runnermanager.RunnerAllocationRequest{
 		Tags:     req.Msg.Tags,
 		RespChan: respChan,
 	}
@@ -99,7 +103,7 @@ func (s *ApiServer) ReleaseRunner(
 	s.allocatedRunnersMutex.Lock()
 	runner := s.allocatedRunners[uuid]
 	delete(s.allocatedRunners, uuid)
-	runner.Release()
+	runner.Release(s.releaseCh)
 	s.allocatedRunnersMutex.Unlock()
 
 	res := connect.NewResponse(&apiv2.ReleaseRunnerResponse{})
@@ -138,9 +142,10 @@ func (s *ApiServer) RunCommand(
 	return res, nil
 }
 
-func CreateHandler(getRunnerCh chan runnermanager.GetRunnerRequest, mux *http.ServeMux) {
+func CreateHandler(allocationCh chan runnermanager.RunnerAllocationRequest, releaseCh chan runnermanager.RunnerReleaseRequest, mux *http.ServeMux) {
 	api_server := &ApiServer{
-		getRunnerCh:      getRunnerCh,
+		allocationCh:     allocationCh,
+		releaseCh:        releaseCh,
 		allocatedRunners: make(map[uuid.UUID]*RunnerWrapper),
 	}
 	path, handler := apiv2connect.NewGetRunnerServiceHandler(api_server)