add: create ack-rds-database-instance (#244)

cmd/create/ack.go

@@ -8,6 +8,7 @@ import (
 	"github.com/awslabs/eksdemo/pkg/resource/ack/efs"
 	"github.com/awslabs/eksdemo/pkg/resource/ack/eks"
 	"github.com/awslabs/eksdemo/pkg/resource/ack/iam"
+	"github.com/awslabs/eksdemo/pkg/resource/ack/rds"
 	"github.com/awslabs/eksdemo/pkg/resource/ack/s3"
 	"github.com/spf13/cobra"
 )
@@ -41,6 +42,7 @@ func init() {
 		ecr.NewResource,
 		iam.NewRoleResource,
 		eks.NewFargateProfileResource,
+		rds.NewDatabaseInstanceResource,
 		s3.NewResource,
 	}
 }

pkg/resource/ack/rds/database_instance.go

@@ -0,0 +1,85 @@
+package rds
+
+import (
+	"github.com/awslabs/eksdemo/pkg/cmd"
+	"github.com/awslabs/eksdemo/pkg/manifest"
+	"github.com/awslabs/eksdemo/pkg/resource"
+	"github.com/awslabs/eksdemo/pkg/template"
+)
+
+type DatabaseInstanceOptions struct {
+	resource.CommonOptions
+	Password string
+	Storage  int
+}
+
+func NewDatabaseInstanceResource() *resource.Resource {
+	options := &DatabaseInstanceOptions{
+		CommonOptions: resource.CommonOptions{
+			Namespace:     "default",
+			NamespaceFlag: true,
+		},
+		Storage: 5,
+	}
+
+	return &resource.Resource{
+		Command: cmd.Command{
+			Name:        "rds-database-instance",
+			Description: "RDS Database Instance",
+			Aliases:     []string{"rds"},
+			CreateArgs:  []string{"NAME"},
+		},
+
+		CreateFlags: cmd.Flags{
+			&cmd.StringFlag{
+				CommandFlag: cmd.CommandFlag{
+					Name:        "password",
+					Description: "database instance root password",
+					Required:    true,
+					Shorthand:   "P",
+				},
+				Option: &options.Password,
+			},
+			&cmd.IntFlag{
+				CommandFlag: cmd.CommandFlag{
+					Name:        "storage",
+					Description: "storage in gibibytes (GiB) to allocate for the DB instance",
+				},
+				Option: &options.Storage,
+			},
+		},
+
+		Manager: &manifest.ResourceManager{
+			Template: &template.TextTemplate{
+				Template: databaseInstanceYamlTemplate,
+			},
+		},
+
+		Options: options,
+	}
+}
+
+const databaseInstanceYamlTemplate = `---
+apiVersion: v1
+kind: Secret
+metadata:
+  name: dbpass
+  namespace: {{ .Namespace }}
+data:
+  password: {{ .Password | b64enc }}
+---
+apiVersion: rds.services.k8s.aws/v1alpha1
+kind: DBInstance
+metadata:
+  name: {{ .Name }}
+  namespace: {{ .Namespace }}
+spec:
+  allocatedStorage: {{ .Storage }}
+  dbInstanceClass: db.t3.medium
+  dbInstanceIdentifier: {{ .Name }}
+  engine: mysql
+  masterUsername: root
+  masterUserPassword:
+    name: dbpass
+    key: password
+`