From 77c42011a472272f18ca0201a881a3bf5fcac1de Mon Sep 17 00:00:00 2001
From: Ankit R Gadiya <git@argp.in>
Date: Sat, 26 Oct 2019 15:46:41 +0530
Subject: [PATCH] feat(service): Added default Generate function for Service

---
 pkg/service/service.go | 60 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 60 insertions(+)
 create mode 100644 pkg/service/service.go

diff --git a/pkg/service/service.go b/pkg/service/service.go
new file mode 100644
index 0000000..651e06e
--- /dev/null
+++ b/pkg/service/service.go
@@ -0,0 +1,60 @@
+package service
+
+import (
+	"github.com/ankitrgadiya/operatorlib/pkg/meta"
+
+	"github.com/pkg/errors"
+	corev1 "k8s.io/api/core/v1"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+)
+
+// GenerateService generates Service object as per the `Conf` struct
+// passed. The function only supports a subset of all the Service
+// features but should be good enough for most usecases. Support for
+// ExternalService or LoadBalancer service is not there.
+func GenerateService(c Conf) (s *corev1.Service, err error) {
+	var om *metav1.ObjectMeta
+	var ports []corev1.ServicePort
+	var selectors map[string]string
+
+	om, err = meta.GenerateObjectMeta(meta.Conf{
+		Instance:           c.Instance,
+		Name:               c.Name,
+		Namespace:          c.Namespace,
+		GenLabelsFunc:      c.GenLabelsFunc,
+		GenAnnotationsFunc: c.GenAnnotationsFunc,
+		AppendLabels:       c.AppendLabels,
+	})
+	if err != nil {
+		return nil, errors.Wrap(err, "failed to generate objectmeta")
+	}
+
+	if c.GenServicePortsFunc != nil {
+		ports, err = c.GenServicePortsFunc(c.Instance)
+		if err != nil {
+			return nil, errors.Wrap(err, "failed to generate service ports")
+		}
+	}
+
+	if c.GenSelectorFunc != nil {
+		selectors, err = c.GenSelectorFunc(c.Instance)
+		if err != nil {
+			return nil, errors.Wrap(err, "failed to generate service selectors")
+		}
+	}
+
+	s = &corev1.Service{
+		TypeMeta: metav1.TypeMeta{
+			Kind:       "Service",
+			APIVersion: "v1",
+		},
+		ObjectMeta: *om,
+		Spec: corev1.ServiceSpec{
+			Ports:    ports,
+			Selector: selectors,
+			Type:     corev1.ServiceType(c.Type),
+		},
+	}
+
+	return s, nil
+}
-- 
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