Add DB table for robot account

This commit is to add DB scheme for robot account and update the db orm releated.

Signed-off-by: wang yan <wangyan@vmware.com>

make/migrations/postgresql/0004_add_robot_account.up.sql

@@ -0,0 +1,13 @@
+create table robot (
+ id SERIAL PRIMARY KEY NOT NULL,
+ name varchar(255),
+ token varchar(4096),
+ description varchar(1024),
+ project_id int,
+ disabled boolean DEFAULT false NOT NULL,
+ creation_time timestamp default CURRENT_TIMESTAMP,
+ update_time timestamp default CURRENT_TIMESTAMP,
+ CONSTRAINT unique_robot UNIQUE (name, project_id)
+);
+
+CREATE TRIGGER robot_update_time_at_modtime BEFORE UPDATE ON robot FOR EACH ROW EXECUTE PROCEDURE update_update_time_at_column();

src/common/models/base.go

@@ -37,5 +37,6 @@ func init() {
 		new(ResourceLabel),
 		new(UserGroup),
 		new(AdminJob),
-		new(JobLog))
+		new(JobLog),
+		new(Robot))
 }

src/common/models/robot.go

@@ -0,0 +1,47 @@
+// Copyright Project Harbor Authors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//    http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package models
+
+import (
+	"time"
+)
+
+// RobotTable is the name of table in DB that holds the robot object
+const RobotTable = "robot"
+
+// Robot holds the details of a robot.
+type Robot struct {
+	ID           int       `orm:"pk;auto;column(id)" json:"id"`
+	Name         string    `orm:"column(name)" json:"name"`
+	Token        string    `orm:"column(token)" json:"token"`
+	Description  string    `orm:"column(description)" json:"description"`
+	ProjectID    int64     `orm:"column(project_id)" json:"project_id"`
+	Disabled     bool      `orm:"column(disabled)" json:"disabled"`
+	CreationTime time.Time `orm:"column(creation_time);auto_now_add" json:"creation_time"`
+	UpdateTime   time.Time `orm:"column(update_time);auto_now" json:"update_time"`
+}
+
+// RobotQuery ...
+type RobotQuery struct {
+	Name      string
+	ProjectID int64
+	Disabled  bool
+	Pagination
+}
+
+// TableName ...
+func (u *Robot) TableName() string {
+	return RobotTable
+}