1/* Copyright 2017 WALLIX
2
3Licensed under the Apache License, Version 2.0 (the "License");
4you may not use this file except in compliance with the License.
5You may obtain a copy of the License at
6
7    http://www.apache.org/licenses/LICENSE-2.0
8
9Unless required by applicable law or agreed to in writing, software
10distributed under the License is distributed on an "AS IS" BASIS,
11WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12See the License for the specific language governing permissions and
13limitations under the License.
14*/
15package awsspec
16
17import (
18	"fmt"
19	"time"
20
21	"github.com/wallix/awless/cloud"
22	"github.com/wallix/awless/template/env"
23	"github.com/wallix/awless/template/params"
24
25	awssdk "github.com/aws/aws-sdk-go/aws"
26	"github.com/aws/aws-sdk-go/aws/awserr"
27	"github.com/aws/aws-sdk-go/service/ec2"
28	"github.com/aws/aws-sdk-go/service/ec2/ec2iface"
29	"github.com/wallix/awless/logger"
30)
31
32type CreateVolume struct {
33	_                string `action:"create" entity:"volume" awsAPI:"ec2" awsCall:"CreateVolume" awsInput:"ec2.CreateVolumeInput" awsOutput:"ec2.Volume" awsDryRun:""`
34	logger           *logger.Logger
35	graph            cloud.GraphAPI
36	api              ec2iface.EC2API
37	Availabilityzone *string `awsName:"AvailabilityZone" awsType:"awsstr" templateName:"availabilityzone"`
38	Size             *int64  `awsName:"Size" awsType:"awsint64" templateName:"size"`
39}
40
41func (cmd *CreateVolume) ParamsSpec() params.Spec {
42	return params.NewSpec(params.AllOf(params.Key("availabilityzone"), params.Key("size")))
43}
44
45func (cmd *CreateVolume) ExtractResult(i interface{}) string {
46	return awssdk.StringValue(i.(*ec2.Volume).VolumeId)
47}
48
49type CheckVolume struct {
50	_       string `action:"check" entity:"volume" awsAPI:"ec2"`
51	logger  *logger.Logger
52	graph   cloud.GraphAPI
53	api     ec2iface.EC2API
54	Id      *string `templateName:"id"`
55	State   *string `templateName:"state"`
56	Timeout *int64  `templateName:"timeout"`
57}
58
59func (cmd *CheckVolume) ParamsSpec() params.Spec {
60	return params.NewSpec(
61		params.AllOf(params.Key("id"), params.Key("state"), params.Key("timeout")),
62		params.Validators{
63			"state": params.IsInEnumIgnoreCase("available", "in-use", notFoundState),
64		},
65	)
66}
67
68func (cmd *CheckVolume) ManualRun(renv env.Running) (interface{}, error) {
69	input := &ec2.DescribeVolumesInput{VolumeIds: []*string{cmd.Id}}
70
71	c := &checker{
72		description: fmt.Sprintf("volume %s", StringValue(cmd.Id)),
73		timeout:     time.Duration(Int64AsIntValue(cmd.Timeout)) * time.Second,
74		frequency:   5 * time.Second,
75		fetchFunc: func() (string, error) {
76			output, err := cmd.api.DescribeVolumes(input)
77			if err != nil {
78				if awserr, ok := err.(awserr.Error); ok {
79					if awserr.Code() == "VolumeNotFound" {
80						return notFoundState, nil
81					}
82				} else {
83					return "", err
84				}
85			} else {
86				for _, vol := range output.Volumes {
87					if StringValue(vol.VolumeId) == StringValue(cmd.Id) {
88						return StringValue(vol.State), nil
89					}
90				}
91			}
92			return notFoundState, nil
93		},
94		expect: StringValue(cmd.State),
95		logger: cmd.logger,
96	}
97	return nil, c.check()
98}
99
100type DeleteVolume struct {
101	_      string `action:"delete" entity:"volume" awsAPI:"ec2" awsCall:"DeleteVolume" awsInput:"ec2.DeleteVolumeInput" awsOutput:"ec2.DeleteVolumeOutput" awsDryRun:""`
102	logger *logger.Logger
103	graph  cloud.GraphAPI
104	api    ec2iface.EC2API
105	Id     *string `awsName:"VolumeId" awsType:"awsstr" templateName:"id"`
106}
107
108func (cmd *DeleteVolume) ParamsSpec() params.Spec {
109	return params.NewSpec(params.AllOf(params.Key("id")))
110}
111
112type AttachVolume struct {
113	_        string `action:"attach" entity:"volume" awsAPI:"ec2" awsCall:"AttachVolume" awsInput:"ec2.AttachVolumeInput" awsOutput:"ec2.VolumeAttachment" awsDryRun:""`
114	logger   *logger.Logger
115	graph    cloud.GraphAPI
116	api      ec2iface.EC2API
117	Device   *string `awsName:"Device" awsType:"awsstr" templateName:"device"`
118	Id       *string `awsName:"VolumeId" awsType:"awsstr" templateName:"id"`
119	Instance *string `awsName:"InstanceId" awsType:"awsstr" templateName:"instance"`
120}
121
122func (cmd *AttachVolume) ParamsSpec() params.Spec {
123	return params.NewSpec(params.AllOf(params.Key("device"), params.Key("id"), params.Key("instance")))
124}
125func (cmd *AttachVolume) ExtractResult(i interface{}) string {
126	return awssdk.StringValue(i.(*ec2.VolumeAttachment).VolumeId)
127}
128
129type DetachVolume struct {
130	_        string `action:"detach" entity:"volume" awsAPI:"ec2" awsCall:"DetachVolume" awsInput:"ec2.DetachVolumeInput" awsOutput:"ec2.VolumeAttachment" awsDryRun:""`
131	logger   *logger.Logger
132	graph    cloud.GraphAPI
133	api      ec2iface.EC2API
134	Device   *string `awsName:"Device" awsType:"awsstr" templateName:"device"`
135	Id       *string `awsName:"VolumeId" awsType:"awsstr" templateName:"id"`
136	Instance *string `awsName:"InstanceId" awsType:"awsstr" templateName:"instance"`
137	Force    *bool   `awsName:"Force" awsType:"awsbool" templateName:"force"`
138}
139
140func (cmd *DetachVolume) ParamsSpec() params.Spec {
141	return params.NewSpec(params.AllOf(params.Key("device"), params.Key("id"), params.Key("instance"),
142		params.Opt("force"),
143	))
144}
145
146func (cmd *DetachVolume) ExtractResult(i interface{}) string {
147	return awssdk.StringValue(i.(*ec2.VolumeAttachment).VolumeId)
148}
149