/
cdn.go
200 lines (181 loc) · 6.05 KB
/
cdn.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
// Copyright (c) 2013, Aaron France
// All rights reserved.
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following
// disclaimer in the documentation and/or other materials provided
// with the distribution.
// * Neither the name of Aaron France nor the names of its
// contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
package hpcloud
import (
"encoding/json"
"errors"
"fmt"
"io/ioutil"
"net/http"
)
/*
The CDN endpoints are the most "ReSTful" of all the HPCloud endpoints,
we use the same endpoint for each container and change the verb and
status code we use with each one.
*/
func (a Access) baseCDNRequest(method, container string, StatusCode int) error {
client := &http.Client{}
path := fmt.Sprintf("%s%s/%s", CDN_URL, a.TenantID, container)
req, err := http.NewRequest(method, path, nil)
if err != nil {
return err
}
req.Header.Add("X-Auth-Token", a.AuthToken())
req.Header.Add("Accept", "application/json")
resp, err := client.Do(req)
if err != nil {
return err
}
defer resp.Body.Close()
if resp.StatusCode == StatusCode {
return nil
}
return errors.New(fmt.Sprintf("Non-%d status code: %d", StatusCode, resp.StatusCode))
}
/*
Activates a container for the CDN network.
*/
func (a Access) ActivateCDNContainer(container string) error {
return a.baseCDNRequest("PUT", container, http.StatusCreated)
}
/*
Lists available containers.
When enabled_only == true you will only receive the containers which
are enabled and the disabled containers will be ignored.
*/
func (a Access) ListCDNEnabledContainers(enabled_only bool) (*CDNContainers, error) {
client := &http.Client{}
qstring := "?format=json"
if enabled_only {
qstring = qstring + "&enabled_only=true"
}
path := fmt.Sprintf("%s%s%s", CDN_URL, a.TenantID, qstring)
req, err := http.NewRequest("GET", path, nil)
if err != nil {
return nil, err
}
req.Header.Add("X-Auth-Token", a.AuthToken())
req.Header.Add("Accept", "application/json")
resp, err := client.Do(req)
if err != nil {
return nil, err
}
defer resp.Body.Close()
b, err := ioutil.ReadAll(resp.Body)
if err != nil {
return nil, err
}
if resp.StatusCode == http.StatusOK {
c := &CDNContainers{}
err = json.Unmarshal(b, c)
if err != nil {
return nil, err
}
return c, nil
}
return nil, errors.New(fmt.Sprintf("Non-200 status code: %d", resp.StatusCode))
}
/*
Updates the metadata associated with a container.
data will be the extra headers sent with the request, which ultimately
end up being the metadata.
*/
func (a Access) UpdateCDNEnabledContainerMetadata(container string, data map[string]string) error {
client := &http.Client{}
path := fmt.Sprintf("%s%s/%s", CDN_URL, a.TenantID, container)
req, err := http.NewRequest("POST", path, nil)
if err != nil {
return err
}
req.Header.Add("X-Auth-Token", a.AuthToken())
for key, value := range data {
req.Header.Add(key, value)
}
resp, err := client.Do(req)
if err != nil {
return err
}
defer resp.Body.Close()
if resp.StatusCode == http.StatusAccepted {
return nil
}
return errors.New(fmt.Sprintf("Non-202 status code: %d", resp.StatusCode))
}
/*
Will return the metadata associated with a single container.
*/
func (a Access) RetrieveCDNEnabledContainerMetadata(container string) (*http.Header, error) {
client := &http.Client{}
path := fmt.Sprintf("%s%s/%s", CDN_URL, a.TenantID, container)
req, err := http.NewRequest("HEAD", path, nil)
if err != nil {
return nil, err
}
req.Header.Add("X-Auth-Token", a.AuthToken())
resp, err := client.Do(req)
if err != nil {
return nil, err
}
defer resp.Body.Close()
if resp.StatusCode == http.StatusNoContent {
return &resp.Header, nil
}
return nil, errors.New(fmt.Sprintf("Non-205 status code: %d", resp.StatusCode))
}
/*
Disables a container from the CDN. This is usually preferred over
deleting the CDN container since the the container will remain in
the CDN and thus can be activated at a later time with no overhead.
*/
func (a Access) DisableCDNEnabledContainer(container string) error {
return a.UpdateCDNEnabledContainerMetadata(container, map[string]string{
"X-CDN-Enabled": "False",
})
}
/*
Re-enables a container.
*/
func (a Access) EnableCDNEnabledContainer(container string) error {
return a.UpdateCDNEnabledContainerMetadata(container, map[string]string{
"X-CDN-Enabled": "True",
})
}
/*
Entirely deletes a container from the CDN, note: this does not delete
the container from the objectstore.
*/
func (a Access) DeleteCDNEnabledContainer(container string) error {
return a.baseCDNRequest("DELETE", container, http.StatusNoContent)
}
type CDNContainers []CDNContainer
type CDNContainer struct {
Name string `json:"name"`
CDNEnabled bool `json:"cdn_enabled"`
TTL int64 `json:"ttl"`
CDNUri string `json:"x-cdn-uri"`
SSLCDNUri string `json:"x-cdn-ssl-uri"`
LogRetention bool `json:"log_retention"`
}