pushing my local branch

server/queue/queue.go

@@ -0,0 +1,49 @@
+package queue
+
+import (
+	"github.com/drone/drone/pkg/resource/build"
+	"github.com/drone/drone/pkg/resource/commit"
+	"github.com/drone/drone/pkg/resource/repo"
+	"github.com/drone/drone/pkg/resource/user"
+
+	"github.com/drone/drone/pkg/build/script"
+)
+
+// A Queue dispatches tasks to workers.
+type Queue struct {
+	tasks chan<- *BuildTask
+}
+
+// BuildTasks represents a build that is pending
+// execution.
+type BuildTask struct {
+	Repo   *repo.Repo
+	Commit *commit.Commit
+	Build  *build.Build
+	User   *user.User
+
+	// Build instructions from the .drone.yml
+	// file, unmarshalled.
+	Script *script.Build
+}
+
+// Start N workers with the given build runner.
+func Start(workers int, runner BuildRunner) *Queue {
+	tasks := make(chan *BuildTask)
+	queue := &Queue{tasks: tasks}
+
+	for i := 0; i < workers; i++ {
+		worker := worker{
+			runner: runner,
+		}
+
+		go worker.work(tasks)
+	}
+
+	return queue
+}
+
+// Add adds the task to the build queue.
+func (q *Queue) Add(task *BuildTask) {
+	q.tasks <- task
+}