|
1
|
|
|
<?php |
|
2
|
|
|
|
|
3
|
|
|
namespace TraderInteractive\Chef; |
|
4
|
|
|
|
|
5
|
|
|
class ChefEc2 |
|
6
|
|
|
{ |
|
7
|
|
|
/** |
|
8
|
|
|
* @var string The base command for knife. |
|
9
|
|
|
*/ |
|
10
|
|
|
private $baseKnifeCommand; |
|
11
|
|
|
|
|
12
|
|
|
/** |
|
13
|
|
|
* @var string The url for the chef API. |
|
14
|
|
|
*/ |
|
15
|
|
|
private $chefServerUrl; |
|
16
|
|
|
|
|
17
|
|
|
/** |
|
18
|
|
|
* @var array The credentials needed to interact with knife-ec2. |
|
19
|
|
|
*/ |
|
20
|
|
|
private $credentials; |
|
21
|
|
|
|
|
22
|
|
|
/** |
|
23
|
|
|
* Initialize the wrapper around knife-ec2. |
|
24
|
|
|
* |
|
25
|
|
|
* @param string $baseKnifeCommand The base command for knife. could be 'knife' if knife is already in the path. |
|
26
|
|
|
* If using bundler to install knife-ec2, you could do something |
|
27
|
|
|
* like 'BUNDLE_GEMFILE=/path/to/Gemfile bundle exec knife'. |
|
28
|
|
|
* @param string $chefServerUrl The url for the chef API. |
|
29
|
|
|
* @param array $credentials The credentials needed to interact with knife-ec2. Includes awsAccessKeyId and |
|
30
|
|
|
* awsSecretAccessKey. |
|
31
|
|
|
*/ |
|
32
|
|
|
public function __construct($baseKnifeCommand, $chefServerUrl, array $credentials) |
|
33
|
|
|
{ |
|
34
|
|
|
$this->baseKnifeCommand = $baseKnifeCommand; |
|
35
|
|
|
$this->chefServerUrl = $chefServerUrl; |
|
36
|
|
|
$this->credentials = $credentials; |
|
37
|
|
|
} |
|
38
|
|
|
|
|
39
|
|
|
/** |
|
40
|
|
|
* Instantiate a new server. |
|
41
|
|
|
* |
|
42
|
|
|
* @param string $region The AWS region the server is in. |
|
43
|
|
|
* @param string $ami The region-specific AMI to use. |
|
44
|
|
|
* @param string $flavor The flavor of server to create, e.g. t1.micro. |
|
45
|
|
|
* @param array $runList The roles/recipes for the chef run list. |
|
46
|
|
|
* @param string $progressFile A file path to store the server output in. |
|
47
|
|
|
* @param array $options Additional options for knife-ec2. For example: ['-groups' => 'foo'] |
|
48
|
|
|
* @param array $tags Tags to set for the server. |
|
49
|
|
|
* @param string $chefVersion The chef version to use to bootstrap the server. |
|
50
|
|
|
* |
|
51
|
|
|
* @return void |
|
52
|
|
|
*/ |
|
53
|
|
|
public function createServer( |
|
54
|
|
|
$region, |
|
55
|
|
|
$ami, |
|
56
|
|
|
$flavor, |
|
57
|
|
|
array $runList, |
|
58
|
|
|
$progressFile, |
|
59
|
|
|
array $options = [], |
|
60
|
|
|
array $tags = [], |
|
61
|
|
|
$chefVersion = '11.8.0' |
|
62
|
|
|
) { |
|
63
|
|
|
|
|
64
|
|
|
$tagList = []; |
|
65
|
|
|
foreach ($tags as $key => $value) { |
|
66
|
|
|
$tagList[] = "{$key}={$value}"; |
|
67
|
|
|
} |
|
68
|
|
|
|
|
69
|
|
|
$fullOptions = [ |
|
70
|
|
|
'--region' => $region, |
|
71
|
|
|
'--image' => $ami, |
|
72
|
|
|
'--flavor' => $flavor, |
|
73
|
|
|
'--run-list' => implode(',', $runList), |
|
74
|
|
|
'--tags' => implode(',', $tagList), |
|
75
|
|
|
'--bootstrap-version' => $chefVersion, |
|
76
|
|
|
]; |
|
77
|
|
|
|
|
78
|
|
|
$fullOptions += $options; |
|
79
|
|
|
$fullOptions += $this->awsCredentialParameters(); |
|
80
|
|
|
$fullOptions += $this->chefClientParameters(); |
|
81
|
|
|
$fullOptions += $this->ec2SshParameters(); |
|
82
|
|
|
|
|
83
|
|
|
$command = \Hiatus\addArguments("{$this->baseKnifeCommand} ec2 server create", $fullOptions); |
|
84
|
|
|
\Hiatus\execX("{$command} >" . escapeshellarg($progressFile) . ' 2>&1 &'); |
|
85
|
|
|
} |
|
86
|
|
|
|
|
87
|
|
|
/** |
|
88
|
|
|
* Runs chef client on the servers that match the query storing command output in the given file. |
|
89
|
|
|
* |
|
90
|
|
|
* @param string $query The chef query to specify what servers to update. |
|
91
|
|
|
* @param string $progressFile The filename to send the knife output to. |
|
92
|
|
|
* @param array $options Additional options for knife ssh. For example: ['-groups' => 'foo'] |
|
93
|
|
|
* @param array $chefOptions Additional options for chef client. For example: ['--override-runlist' => 'role[foo]'] |
|
94
|
|
|
* @return void |
|
95
|
|
|
*/ |
|
96
|
|
|
public function updateServers($query, $progressFile = null, array $options = [], array $chefOptions = []) |
|
97
|
|
|
{ |
|
98
|
|
|
$instanceIdUrl = 'http://169.254.169.254/latest/meta-data/instance-id'; |
|
99
|
|
|
$chefOptions = array_merge($chefOptions, ['--json-attributes' => '/etc/chef/first-boot.json']); |
|
100
|
|
|
$chefCommand = \Hiatus\addArguments("sudo chef-client -N `curl {$instanceIdUrl}`", $chefOptions); |
|
101
|
|
|
$options = array_merge( |
|
102
|
|
|
$options, |
|
103
|
|
|
$this->chefClientParameters(), |
|
104
|
|
|
$this->ec2SshParameters(), |
|
105
|
|
|
[$query, $chefCommand] |
|
106
|
|
|
); |
|
107
|
|
|
$command = \Hiatus\addArguments("{$this->baseKnifeCommand} ssh", $options); |
|
108
|
|
|
if ($progressFile !== null) { |
|
109
|
|
|
\Hiatus\execX("{$command} >" . escapeshellarg($progressFile) . ' 2>&1 &'); |
|
110
|
|
|
} else { |
|
111
|
|
|
passthru($command); |
|
112
|
|
|
} |
|
113
|
|
|
} |
|
114
|
|
|
|
|
115
|
|
|
/** |
|
116
|
|
|
* Get the knife-ec2 parameters for basic AWS API credentials. |
|
117
|
|
|
* |
|
118
|
|
|
* @return array The parameters to access AWS via knife-ec2. |
|
119
|
|
|
*/ |
|
120
|
|
|
private function awsCredentialParameters() |
|
121
|
|
|
{ |
|
122
|
|
|
return [ |
|
123
|
|
|
'--aws-access-key-id' => $this->credentials['awsAccessKeyId'], |
|
124
|
|
|
'--aws-secret-access-key' => $this->credentials['awsSecretAccessKey'], |
|
125
|
|
|
]; |
|
126
|
|
|
} |
|
127
|
|
|
|
|
128
|
|
|
/** |
|
129
|
|
|
* Get the chef client parameters. |
|
130
|
|
|
* |
|
131
|
|
|
* @return array The parameters to access the chef API via knife. |
|
132
|
|
|
*/ |
|
133
|
|
|
private function chefClientParameters() |
|
134
|
|
|
{ |
|
135
|
|
|
return [ |
|
136
|
|
|
'--server-url' => $this->chefServerUrl, |
|
137
|
|
|
'--user' => $this->credentials['chefClientName'], |
|
138
|
|
|
'--key' => $this->credentials['chefClientKey'], |
|
139
|
|
|
]; |
|
140
|
|
|
} |
|
141
|
|
|
|
|
142
|
|
|
/** |
|
143
|
|
|
* Get the EC2 SSH parameters. |
|
144
|
|
|
* |
|
145
|
|
|
* @return array The parameters to access the EC2 ssh servers |
|
146
|
|
|
*/ |
|
147
|
|
|
private function ec2SshParameters() |
|
148
|
|
|
{ |
|
149
|
|
|
return [ |
|
150
|
|
|
'--ssh-user' => $this->credentials['ec2SshUser'], |
|
151
|
|
|
'--identity-file' => $this->credentials['ec2SshKey'], |
|
152
|
|
|
]; |
|
153
|
|
|
} |
|
154
|
|
|
} |
|
155
|
|
|
|
traderinteractive /
chef-php
