feature: jobs workers status

status.go

@@ -0,0 +1,48 @@
+package jobs
+
+import (
+	"net/http"
+
+	"github.com/roadrunner-server/api/v4/plugins/v1/status"
+	"github.com/roadrunner-server/sdk/v4/fsm"
+)
+
+// Status return status of the particular plugin
+func (p *Plugin) Status() (*status.Status, error) {
+	p.mu.RLock()
+	defer p.mu.RUnlock()
+
+	workers := p.workersPool.Workers()
+	for i := 0; i < len(workers); i++ {
+		if workers[i].State().IsActive() {
+			return &status.Status{
+				Code: http.StatusOK,
+			}, nil
+		}
+	}
+	// if there are no workers, threat this as error
+	return &status.Status{
+		Code: http.StatusServiceUnavailable,
+	}, nil
+}
+
+// Ready return readiness status of the particular plugin
+func (p *Plugin) Ready() (*status.Status, error) {
+	p.mu.RLock()
+	defer p.mu.RUnlock()
+
+	workers := p.workersPool.Workers()
+	for i := 0; i < len(workers); i++ {
+		// If state of the worker is ready (at least 1)
+		// we assume, that plugin's worker pool is ready
+		if workers[i].State().Compare(fsm.StateReady) {
+			return &status.Status{
+				Code: http.StatusOK,
+			}, nil
+		}
+	}
+	// if there are no workers, threat this as no content error
+	return &status.Status{
+		Code: http.StatusServiceUnavailable,
+	}, nil
+}