Move runtime/kubernetes/client to util/kubernetes/client

2019-12-17 11:32:38 +00:00
parent 0489ae91e9
commit e95f44d3f8
11 changed files with 3 additions and 3 deletions
--- a/util/kubernetes/client/kubernetes.go
+++ b/util/kubernetes/client/kubernetes.go
@@ -0,0 +1,122 @@
+// Package client provides an implementation of a restricted subset of kubernetes API client
+package client
+
+import (
+	"strings"
+
+	"github.com/micro/go-micro/util/log"
+)
+
+var (
+	// DefaultImage is default micro image
+	DefaultImage = "micro/go-micro"
+)
+
+// Kubernetes client
+type Kubernetes interface {
+	// Create creates new API resource
+	Create(*Resource) error
+	// Get queries API resrouces
+	Get(*Resource, map[string]string) error
+	// Update patches existing API object
+	Update(*Resource) error
+	// Delete deletes API resource
+	Delete(*Resource) error
+	// List lists API resources
+	List(*Resource) error
+}
+
+// NewService returns default micro kubernetes service definition
+func NewService(name, version, typ string) *Service {
+	log.Tracef("kubernetes default service: name: %s, version: %s", name, version)
+
+	Labels := map[string]string{
+		"name":    name,
+		"version": version,
+		"micro":   typ,
+	}
+
+	svcName := name
+	if len(version) > 0 {
+		// API service object name joins name and version over "-"
+		svcName = strings.Join([]string{name, version}, "-")
+	}
+
+	Metadata := &Metadata{
+		Name:      svcName,
+		Namespace: "default",
+		Version:   version,
+		Labels:    Labels,
+	}
+
+	Spec := &ServiceSpec{
+		Type:     "ClusterIP",
+		Selector: Labels,
+		Ports: []ServicePort{{
+			"service-port", 9090, "",
+		}},
+	}
+
+	return &Service{
+		Metadata: Metadata,
+		Spec:     Spec,
+	}
+}
+
+// NewService returns default micro kubernetes deployment definition
+func NewDeployment(name, version, typ string) *Deployment {
+	log.Tracef("kubernetes default deployment: name: %s, version: %s", name, version)
+
+	Labels := map[string]string{
+		"name":    name,
+		"version": version,
+		"micro":   typ,
+	}
+
+	depName := name
+	if len(version) > 0 {
+		// API deployment object name joins name and version over "-"
+		depName = strings.Join([]string{name, version}, "-")
+	}
+
+	Metadata := &Metadata{
+		Name:        depName,
+		Namespace:   "default",
+		Version:     version,
+		Labels:      Labels,
+		Annotations: map[string]string{},
+	}
+
+	// enable go modules by default
+	env := EnvVar{
+		Name:  "GO111MODULE",
+		Value: "on",
+	}
+
+	Spec := &DeploymentSpec{
+		Replicas: 1,
+		Selector: &LabelSelector{
+			MatchLabels: Labels,
+		},
+		Template: &Template{
+			Metadata: Metadata,
+			PodSpec: &PodSpec{
+				Containers: []Container{{
+					Name:    name,
+					Image:   DefaultImage,
+					Env:     []EnvVar{env},
+					Command: []string{"go", "run", "main.go"},
+					Ports: []ContainerPort{{
+						Name:          "service-port",
+						ContainerPort: 8080,
+					}},
+				}},
+			},
+		},
+	}
+
+	return &Deployment{
+		Metadata: Metadata,
+		Spec:     Spec,
+	}
+}