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1 | # aws.py - Automation code for Amazon Web Services |
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1 | # aws.py - Automation code for Amazon Web Services | |
2 | # |
|
2 | # | |
3 | # Copyright 2019 Gregory Szorc <gregory.szorc@gmail.com> |
|
3 | # Copyright 2019 Gregory Szorc <gregory.szorc@gmail.com> | |
4 | # |
|
4 | # | |
5 | # This software may be used and distributed according to the terms of the |
|
5 | # This software may be used and distributed according to the terms of the | |
6 | # GNU General Public License version 2 or any later version. |
|
6 | # GNU General Public License version 2 or any later version. | |
7 |
|
7 | |||
8 | # no-check-code because Python 3 native. |
|
8 | # no-check-code because Python 3 native. | |
9 |
|
9 | |||
10 | import contextlib |
|
10 | import contextlib | |
11 | import copy |
|
11 | import copy | |
12 | import hashlib |
|
12 | import hashlib | |
13 | import json |
|
13 | import json | |
14 | import os |
|
14 | import os | |
15 | import pathlib |
|
15 | import pathlib | |
16 | import subprocess |
|
16 | import subprocess | |
17 | import time |
|
17 | import time | |
18 |
|
18 | |||
19 | import boto3 |
|
19 | import boto3 | |
20 | import botocore.exceptions |
|
20 | import botocore.exceptions | |
21 |
|
21 | |||
22 | from .linux import ( |
|
22 | from .linux import ( | |
23 | BOOTSTRAP_DEBIAN, |
|
23 | BOOTSTRAP_DEBIAN, | |
24 | ) |
|
24 | ) | |
25 | from .ssh import ( |
|
25 | from .ssh import ( | |
26 | exec_command as ssh_exec_command, |
|
26 | exec_command as ssh_exec_command, | |
27 | wait_for_ssh, |
|
27 | wait_for_ssh, | |
28 | ) |
|
28 | ) | |
29 | from .winrm import ( |
|
29 | from .winrm import ( | |
30 | run_powershell, |
|
30 | run_powershell, | |
31 | wait_for_winrm, |
|
31 | wait_for_winrm, | |
32 | ) |
|
32 | ) | |
33 |
|
33 | |||
34 |
|
34 | |||
35 | SOURCE_ROOT = pathlib.Path(os.path.abspath(__file__)).parent.parent.parent.parent |
|
35 | SOURCE_ROOT = pathlib.Path(os.path.abspath(__file__)).parent.parent.parent.parent | |
36 |
|
36 | |||
37 | INSTALL_WINDOWS_DEPENDENCIES = (SOURCE_ROOT / 'contrib' / |
|
37 | INSTALL_WINDOWS_DEPENDENCIES = (SOURCE_ROOT / 'contrib' / | |
38 | 'install-windows-dependencies.ps1') |
|
38 | 'install-windows-dependencies.ps1') | |
39 |
|
39 | |||
40 |
|
40 | |||
41 | INSTANCE_TYPES_WITH_STORAGE = { |
|
41 | INSTANCE_TYPES_WITH_STORAGE = { | |
42 | 'c5d', |
|
42 | 'c5d', | |
43 | 'd2', |
|
43 | 'd2', | |
44 | 'h1', |
|
44 | 'h1', | |
45 | 'i3', |
|
45 | 'i3', | |
46 | 'm5ad', |
|
46 | 'm5ad', | |
47 | 'm5d', |
|
47 | 'm5d', | |
48 | 'r5d', |
|
48 | 'r5d', | |
49 | 'r5ad', |
|
49 | 'r5ad', | |
50 | 'x1', |
|
50 | 'x1', | |
51 | 'z1d', |
|
51 | 'z1d', | |
52 | } |
|
52 | } | |
53 |
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53 | |||
54 |
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54 | |||
55 | AMAZON_ACCOUNT_ID = '801119661308' |
|
55 | AMAZON_ACCOUNT_ID = '801119661308' | |
56 | DEBIAN_ACCOUNT_ID = '379101102735' |
|
56 | DEBIAN_ACCOUNT_ID = '379101102735' | |
57 | UBUNTU_ACCOUNT_ID = '099720109477' |
|
57 | UBUNTU_ACCOUNT_ID = '099720109477' | |
58 |
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58 | |||
59 |
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59 | |||
60 | WINDOWS_BASE_IMAGE_NAME = 'Windows_Server-2019-English-Full-Base-2019.07.12' |
|
60 | WINDOWS_BASE_IMAGE_NAME = 'Windows_Server-2019-English-Full-Base-2019.07.12' | |
61 |
|
61 | |||
62 |
|
62 | |||
63 | KEY_PAIRS = { |
|
63 | KEY_PAIRS = { | |
64 | 'automation', |
|
64 | 'automation', | |
65 | } |
|
65 | } | |
66 |
|
66 | |||
67 |
|
67 | |||
68 | SECURITY_GROUPS = { |
|
68 | SECURITY_GROUPS = { | |
69 | 'linux-dev-1': { |
|
69 | 'linux-dev-1': { | |
70 | 'description': 'Mercurial Linux instances that perform build/test automation', |
|
70 | 'description': 'Mercurial Linux instances that perform build/test automation', | |
71 | 'ingress': [ |
|
71 | 'ingress': [ | |
72 | { |
|
72 | { | |
73 | 'FromPort': 22, |
|
73 | 'FromPort': 22, | |
74 | 'ToPort': 22, |
|
74 | 'ToPort': 22, | |
75 | 'IpProtocol': 'tcp', |
|
75 | 'IpProtocol': 'tcp', | |
76 | 'IpRanges': [ |
|
76 | 'IpRanges': [ | |
77 | { |
|
77 | { | |
78 | 'CidrIp': '0.0.0.0/0', |
|
78 | 'CidrIp': '0.0.0.0/0', | |
79 | 'Description': 'SSH from entire Internet', |
|
79 | 'Description': 'SSH from entire Internet', | |
80 | }, |
|
80 | }, | |
81 | ], |
|
81 | ], | |
82 | }, |
|
82 | }, | |
83 | ], |
|
83 | ], | |
84 | }, |
|
84 | }, | |
85 | 'windows-dev-1': { |
|
85 | 'windows-dev-1': { | |
86 | 'description': 'Mercurial Windows instances that perform build automation', |
|
86 | 'description': 'Mercurial Windows instances that perform build automation', | |
87 | 'ingress': [ |
|
87 | 'ingress': [ | |
88 | { |
|
88 | { | |
89 | 'FromPort': 22, |
|
89 | 'FromPort': 22, | |
90 | 'ToPort': 22, |
|
90 | 'ToPort': 22, | |
91 | 'IpProtocol': 'tcp', |
|
91 | 'IpProtocol': 'tcp', | |
92 | 'IpRanges': [ |
|
92 | 'IpRanges': [ | |
93 | { |
|
93 | { | |
94 | 'CidrIp': '0.0.0.0/0', |
|
94 | 'CidrIp': '0.0.0.0/0', | |
95 | 'Description': 'SSH from entire Internet', |
|
95 | 'Description': 'SSH from entire Internet', | |
96 | }, |
|
96 | }, | |
97 | ], |
|
97 | ], | |
98 | }, |
|
98 | }, | |
99 | { |
|
99 | { | |
100 | 'FromPort': 3389, |
|
100 | 'FromPort': 3389, | |
101 | 'ToPort': 3389, |
|
101 | 'ToPort': 3389, | |
102 | 'IpProtocol': 'tcp', |
|
102 | 'IpProtocol': 'tcp', | |
103 | 'IpRanges': [ |
|
103 | 'IpRanges': [ | |
104 | { |
|
104 | { | |
105 | 'CidrIp': '0.0.0.0/0', |
|
105 | 'CidrIp': '0.0.0.0/0', | |
106 | 'Description': 'RDP from entire Internet', |
|
106 | 'Description': 'RDP from entire Internet', | |
107 | }, |
|
107 | }, | |
108 | ], |
|
108 | ], | |
109 |
|
109 | |||
110 | }, |
|
110 | }, | |
111 | { |
|
111 | { | |
112 | 'FromPort': 5985, |
|
112 | 'FromPort': 5985, | |
113 | 'ToPort': 5986, |
|
113 | 'ToPort': 5986, | |
114 | 'IpProtocol': 'tcp', |
|
114 | 'IpProtocol': 'tcp', | |
115 | 'IpRanges': [ |
|
115 | 'IpRanges': [ | |
116 | { |
|
116 | { | |
117 | 'CidrIp': '0.0.0.0/0', |
|
117 | 'CidrIp': '0.0.0.0/0', | |
118 | 'Description': 'PowerShell Remoting (Windows Remote Management)', |
|
118 | 'Description': 'PowerShell Remoting (Windows Remote Management)', | |
119 | }, |
|
119 | }, | |
120 | ], |
|
120 | ], | |
121 | } |
|
121 | } | |
122 | ], |
|
122 | ], | |
123 | }, |
|
123 | }, | |
124 | } |
|
124 | } | |
125 |
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125 | |||
126 |
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126 | |||
127 | IAM_ROLES = { |
|
127 | IAM_ROLES = { | |
128 | 'ephemeral-ec2-role-1': { |
|
128 | 'ephemeral-ec2-role-1': { | |
129 | 'description': 'Mercurial temporary EC2 instances', |
|
129 | 'description': 'Mercurial temporary EC2 instances', | |
130 | 'policy_arns': [ |
|
130 | 'policy_arns': [ | |
131 | 'arn:aws:iam::aws:policy/service-role/AmazonEC2RoleforSSM', |
|
131 | 'arn:aws:iam::aws:policy/service-role/AmazonEC2RoleforSSM', | |
132 | ], |
|
132 | ], | |
133 | }, |
|
133 | }, | |
134 | } |
|
134 | } | |
135 |
|
135 | |||
136 |
|
136 | |||
137 | ASSUME_ROLE_POLICY_DOCUMENT = ''' |
|
137 | ASSUME_ROLE_POLICY_DOCUMENT = ''' | |
138 | { |
|
138 | { | |
139 | "Version": "2012-10-17", |
|
139 | "Version": "2012-10-17", | |
140 | "Statement": [ |
|
140 | "Statement": [ | |
141 | { |
|
141 | { | |
142 | "Effect": "Allow", |
|
142 | "Effect": "Allow", | |
143 | "Principal": { |
|
143 | "Principal": { | |
144 | "Service": "ec2.amazonaws.com" |
|
144 | "Service": "ec2.amazonaws.com" | |
145 | }, |
|
145 | }, | |
146 | "Action": "sts:AssumeRole" |
|
146 | "Action": "sts:AssumeRole" | |
147 | } |
|
147 | } | |
148 | ] |
|
148 | ] | |
149 | } |
|
149 | } | |
150 | '''.strip() |
|
150 | '''.strip() | |
151 |
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151 | |||
152 |
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152 | |||
153 | IAM_INSTANCE_PROFILES = { |
|
153 | IAM_INSTANCE_PROFILES = { | |
154 | 'ephemeral-ec2-1': { |
|
154 | 'ephemeral-ec2-1': { | |
155 | 'roles': [ |
|
155 | 'roles': [ | |
156 | 'ephemeral-ec2-role-1', |
|
156 | 'ephemeral-ec2-role-1', | |
157 | ], |
|
157 | ], | |
158 | } |
|
158 | } | |
159 | } |
|
159 | } | |
160 |
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160 | |||
161 |
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161 | |||
162 | # User Data for Windows EC2 instance. Mainly used to set the password |
|
162 | # User Data for Windows EC2 instance. Mainly used to set the password | |
163 | # and configure WinRM. |
|
163 | # and configure WinRM. | |
164 | # Inspired by the User Data script used by Packer |
|
164 | # Inspired by the User Data script used by Packer | |
165 | # (from https://www.packer.io/intro/getting-started/build-image.html). |
|
165 | # (from https://www.packer.io/intro/getting-started/build-image.html). | |
166 | WINDOWS_USER_DATA = r''' |
|
166 | WINDOWS_USER_DATA = r''' | |
167 | <powershell> |
|
167 | <powershell> | |
168 |
|
168 | |||
169 | # TODO enable this once we figure out what is failing. |
|
169 | # TODO enable this once we figure out what is failing. | |
170 | #$ErrorActionPreference = "stop" |
|
170 | #$ErrorActionPreference = "stop" | |
171 |
|
171 | |||
172 | # Set administrator password |
|
172 | # Set administrator password | |
173 | net user Administrator "%s" |
|
173 | net user Administrator "%s" | |
174 | wmic useraccount where "name='Administrator'" set PasswordExpires=FALSE |
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174 | wmic useraccount where "name='Administrator'" set PasswordExpires=FALSE | |
175 |
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175 | |||
176 | # First, make sure WinRM can't be connected to |
|
176 | # First, make sure WinRM can't be connected to | |
177 | netsh advfirewall firewall set rule name="Windows Remote Management (HTTP-In)" new enable=yes action=block |
|
177 | netsh advfirewall firewall set rule name="Windows Remote Management (HTTP-In)" new enable=yes action=block | |
178 |
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178 | |||
179 | # Delete any existing WinRM listeners |
|
179 | # Delete any existing WinRM listeners | |
180 | winrm delete winrm/config/listener?Address=*+Transport=HTTP 2>$Null |
|
180 | winrm delete winrm/config/listener?Address=*+Transport=HTTP 2>$Null | |
181 | winrm delete winrm/config/listener?Address=*+Transport=HTTPS 2>$Null |
|
181 | winrm delete winrm/config/listener?Address=*+Transport=HTTPS 2>$Null | |
182 |
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182 | |||
183 | # Create a new WinRM listener and configure |
|
183 | # Create a new WinRM listener and configure | |
184 | winrm create winrm/config/listener?Address=*+Transport=HTTP |
|
184 | winrm create winrm/config/listener?Address=*+Transport=HTTP | |
185 | winrm set winrm/config/winrs '@{MaxMemoryPerShellMB="0"}' |
|
185 | winrm set winrm/config/winrs '@{MaxMemoryPerShellMB="0"}' | |
186 | winrm set winrm/config '@{MaxTimeoutms="7200000"}' |
|
186 | winrm set winrm/config '@{MaxTimeoutms="7200000"}' | |
187 | winrm set winrm/config/service '@{AllowUnencrypted="true"}' |
|
187 | winrm set winrm/config/service '@{AllowUnencrypted="true"}' | |
188 | winrm set winrm/config/service '@{MaxConcurrentOperationsPerUser="12000"}' |
|
188 | winrm set winrm/config/service '@{MaxConcurrentOperationsPerUser="12000"}' | |
189 | winrm set winrm/config/service/auth '@{Basic="true"}' |
|
189 | winrm set winrm/config/service/auth '@{Basic="true"}' | |
190 | winrm set winrm/config/client/auth '@{Basic="true"}' |
|
190 | winrm set winrm/config/client/auth '@{Basic="true"}' | |
191 |
|
191 | |||
192 | # Configure UAC to allow privilege elevation in remote shells |
|
192 | # Configure UAC to allow privilege elevation in remote shells | |
193 | $Key = 'HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System' |
|
193 | $Key = 'HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System' | |
194 | $Setting = 'LocalAccountTokenFilterPolicy' |
|
194 | $Setting = 'LocalAccountTokenFilterPolicy' | |
195 | Set-ItemProperty -Path $Key -Name $Setting -Value 1 -Force |
|
195 | Set-ItemProperty -Path $Key -Name $Setting -Value 1 -Force | |
196 |
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196 | |||
197 | # Configure and restart the WinRM Service; Enable the required firewall exception |
|
197 | # Configure and restart the WinRM Service; Enable the required firewall exception | |
198 | Stop-Service -Name WinRM |
|
198 | Stop-Service -Name WinRM | |
199 | Set-Service -Name WinRM -StartupType Automatic |
|
199 | Set-Service -Name WinRM -StartupType Automatic | |
200 | netsh advfirewall firewall set rule name="Windows Remote Management (HTTP-In)" new action=allow localip=any remoteip=any |
|
200 | netsh advfirewall firewall set rule name="Windows Remote Management (HTTP-In)" new action=allow localip=any remoteip=any | |
201 | Start-Service -Name WinRM |
|
201 | Start-Service -Name WinRM | |
202 |
|
202 | |||
203 | # Disable firewall on private network interfaces so prompts don't appear. |
|
203 | # Disable firewall on private network interfaces so prompts don't appear. | |
204 | Set-NetFirewallProfile -Name private -Enabled false |
|
204 | Set-NetFirewallProfile -Name private -Enabled false | |
205 | </powershell> |
|
205 | </powershell> | |
206 | '''.lstrip() |
|
206 | '''.lstrip() | |
207 |
|
207 | |||
208 |
|
208 | |||
209 | WINDOWS_BOOTSTRAP_POWERSHELL = ''' |
|
209 | WINDOWS_BOOTSTRAP_POWERSHELL = ''' | |
210 | Write-Output "installing PowerShell dependencies" |
|
210 | Write-Output "installing PowerShell dependencies" | |
211 | Install-PackageProvider -Name NuGet -MinimumVersion 2.8.5.201 -Force |
|
211 | Install-PackageProvider -Name NuGet -MinimumVersion 2.8.5.201 -Force | |
212 | Set-PSRepository -Name PSGallery -InstallationPolicy Trusted |
|
212 | Set-PSRepository -Name PSGallery -InstallationPolicy Trusted | |
213 | Install-Module -Name OpenSSHUtils -RequiredVersion 0.0.2.0 |
|
213 | Install-Module -Name OpenSSHUtils -RequiredVersion 0.0.2.0 | |
214 |
|
214 | |||
215 | Write-Output "installing OpenSSL server" |
|
215 | Write-Output "installing OpenSSL server" | |
216 | Add-WindowsCapability -Online -Name OpenSSH.Server~~~~0.0.1.0 |
|
216 | Add-WindowsCapability -Online -Name OpenSSH.Server~~~~0.0.1.0 | |
217 | # Various tools will attempt to use older versions of .NET. So we enable |
|
217 | # Various tools will attempt to use older versions of .NET. So we enable | |
218 | # the feature that provides them so it doesn't have to be auto-enabled |
|
218 | # the feature that provides them so it doesn't have to be auto-enabled | |
219 | # later. |
|
219 | # later. | |
220 | Write-Output "enabling .NET Framework feature" |
|
220 | Write-Output "enabling .NET Framework feature" | |
221 | Install-WindowsFeature -Name Net-Framework-Core |
|
221 | Install-WindowsFeature -Name Net-Framework-Core | |
222 | ''' |
|
222 | ''' | |
223 |
|
223 | |||
224 |
|
224 | |||
225 | class AWSConnection: |
|
225 | class AWSConnection: | |
226 | """Manages the state of a connection with AWS.""" |
|
226 | """Manages the state of a connection with AWS.""" | |
227 |
|
227 | |||
228 | def __init__(self, automation, region: str, ensure_ec2_state: bool=True): |
|
228 | def __init__(self, automation, region: str, ensure_ec2_state: bool=True): | |
229 | self.automation = automation |
|
229 | self.automation = automation | |
230 | self.local_state_path = automation.state_path |
|
230 | self.local_state_path = automation.state_path | |
231 |
|
231 | |||
232 | self.prefix = 'hg-' |
|
232 | self.prefix = 'hg-' | |
233 |
|
233 | |||
234 | self.session = boto3.session.Session(region_name=region) |
|
234 | self.session = boto3.session.Session(region_name=region) | |
235 | self.ec2client = self.session.client('ec2') |
|
235 | self.ec2client = self.session.client('ec2') | |
236 | self.ec2resource = self.session.resource('ec2') |
|
236 | self.ec2resource = self.session.resource('ec2') | |
237 | self.iamclient = self.session.client('iam') |
|
237 | self.iamclient = self.session.client('iam') | |
238 | self.iamresource = self.session.resource('iam') |
|
238 | self.iamresource = self.session.resource('iam') | |
239 | self.security_groups = {} |
|
239 | self.security_groups = {} | |
240 |
|
240 | |||
241 | if ensure_ec2_state: |
|
241 | if ensure_ec2_state: | |
242 | ensure_key_pairs(automation.state_path, self.ec2resource) |
|
242 | ensure_key_pairs(automation.state_path, self.ec2resource) | |
243 | self.security_groups = ensure_security_groups(self.ec2resource) |
|
243 | self.security_groups = ensure_security_groups(self.ec2resource) | |
244 | ensure_iam_state(self.iamclient, self.iamresource) |
|
244 | ensure_iam_state(self.iamclient, self.iamresource) | |
245 |
|
245 | |||
246 | def key_pair_path_private(self, name): |
|
246 | def key_pair_path_private(self, name): | |
247 | """Path to a key pair private key file.""" |
|
247 | """Path to a key pair private key file.""" | |
248 | return self.local_state_path / 'keys' / ('keypair-%s' % name) |
|
248 | return self.local_state_path / 'keys' / ('keypair-%s' % name) | |
249 |
|
249 | |||
250 | def key_pair_path_public(self, name): |
|
250 | def key_pair_path_public(self, name): | |
251 | return self.local_state_path / 'keys' / ('keypair-%s.pub' % name) |
|
251 | return self.local_state_path / 'keys' / ('keypair-%s.pub' % name) | |
252 |
|
252 | |||
253 |
|
253 | |||
254 | def rsa_key_fingerprint(p: pathlib.Path): |
|
254 | def rsa_key_fingerprint(p: pathlib.Path): | |
255 | """Compute the fingerprint of an RSA private key.""" |
|
255 | """Compute the fingerprint of an RSA private key.""" | |
256 |
|
256 | |||
257 | # TODO use rsa package. |
|
257 | # TODO use rsa package. | |
258 | res = subprocess.run( |
|
258 | res = subprocess.run( | |
259 | ['openssl', 'pkcs8', '-in', str(p), '-nocrypt', '-topk8', |
|
259 | ['openssl', 'pkcs8', '-in', str(p), '-nocrypt', '-topk8', | |
260 | '-outform', 'DER'], |
|
260 | '-outform', 'DER'], | |
261 | capture_output=True, |
|
261 | capture_output=True, | |
262 | check=True) |
|
262 | check=True) | |
263 |
|
263 | |||
264 | sha1 = hashlib.sha1(res.stdout).hexdigest() |
|
264 | sha1 = hashlib.sha1(res.stdout).hexdigest() | |
265 | return ':'.join(a + b for a, b in zip(sha1[::2], sha1[1::2])) |
|
265 | return ':'.join(a + b for a, b in zip(sha1[::2], sha1[1::2])) | |
266 |
|
266 | |||
267 |
|
267 | |||
268 | def ensure_key_pairs(state_path: pathlib.Path, ec2resource, prefix='hg-'): |
|
268 | def ensure_key_pairs(state_path: pathlib.Path, ec2resource, prefix='hg-'): | |
269 | remote_existing = {} |
|
269 | remote_existing = {} | |
270 |
|
270 | |||
271 | for kpi in ec2resource.key_pairs.all(): |
|
271 | for kpi in ec2resource.key_pairs.all(): | |
272 | if kpi.name.startswith(prefix): |
|
272 | if kpi.name.startswith(prefix): | |
273 | remote_existing[kpi.name[len(prefix):]] = kpi.key_fingerprint |
|
273 | remote_existing[kpi.name[len(prefix):]] = kpi.key_fingerprint | |
274 |
|
274 | |||
275 | # Validate that we have these keys locally. |
|
275 | # Validate that we have these keys locally. | |
276 | key_path = state_path / 'keys' |
|
276 | key_path = state_path / 'keys' | |
277 | key_path.mkdir(exist_ok=True, mode=0o700) |
|
277 | key_path.mkdir(exist_ok=True, mode=0o700) | |
278 |
|
278 | |||
279 | def remove_remote(name): |
|
279 | def remove_remote(name): | |
280 | print('deleting key pair %s' % name) |
|
280 | print('deleting key pair %s' % name) | |
281 | key = ec2resource.KeyPair(name) |
|
281 | key = ec2resource.KeyPair(name) | |
282 | key.delete() |
|
282 | key.delete() | |
283 |
|
283 | |||
284 | def remove_local(name): |
|
284 | def remove_local(name): | |
285 | pub_full = key_path / ('keypair-%s.pub' % name) |
|
285 | pub_full = key_path / ('keypair-%s.pub' % name) | |
286 | priv_full = key_path / ('keypair-%s' % name) |
|
286 | priv_full = key_path / ('keypair-%s' % name) | |
287 |
|
287 | |||
288 | print('removing %s' % pub_full) |
|
288 | print('removing %s' % pub_full) | |
289 | pub_full.unlink() |
|
289 | pub_full.unlink() | |
290 | print('removing %s' % priv_full) |
|
290 | print('removing %s' % priv_full) | |
291 | priv_full.unlink() |
|
291 | priv_full.unlink() | |
292 |
|
292 | |||
293 | local_existing = {} |
|
293 | local_existing = {} | |
294 |
|
294 | |||
295 | for f in sorted(os.listdir(key_path)): |
|
295 | for f in sorted(os.listdir(key_path)): | |
296 | if not f.startswith('keypair-') or not f.endswith('.pub'): |
|
296 | if not f.startswith('keypair-') or not f.endswith('.pub'): | |
297 | continue |
|
297 | continue | |
298 |
|
298 | |||
299 | name = f[len('keypair-'):-len('.pub')] |
|
299 | name = f[len('keypair-'):-len('.pub')] | |
300 |
|
300 | |||
301 | pub_full = key_path / f |
|
301 | pub_full = key_path / f | |
302 | priv_full = key_path / ('keypair-%s' % name) |
|
302 | priv_full = key_path / ('keypair-%s' % name) | |
303 |
|
303 | |||
304 | with open(pub_full, 'r', encoding='ascii') as fh: |
|
304 | with open(pub_full, 'r', encoding='ascii') as fh: | |
305 | data = fh.read() |
|
305 | data = fh.read() | |
306 |
|
306 | |||
307 | if not data.startswith('ssh-rsa '): |
|
307 | if not data.startswith('ssh-rsa '): | |
308 | print('unexpected format for key pair file: %s; removing' % |
|
308 | print('unexpected format for key pair file: %s; removing' % | |
309 | pub_full) |
|
309 | pub_full) | |
310 | pub_full.unlink() |
|
310 | pub_full.unlink() | |
311 | priv_full.unlink() |
|
311 | priv_full.unlink() | |
312 | continue |
|
312 | continue | |
313 |
|
313 | |||
314 | local_existing[name] = rsa_key_fingerprint(priv_full) |
|
314 | local_existing[name] = rsa_key_fingerprint(priv_full) | |
315 |
|
315 | |||
316 | for name in sorted(set(remote_existing) | set(local_existing)): |
|
316 | for name in sorted(set(remote_existing) | set(local_existing)): | |
317 | if name not in local_existing: |
|
317 | if name not in local_existing: | |
318 | actual = '%s%s' % (prefix, name) |
|
318 | actual = '%s%s' % (prefix, name) | |
319 | print('remote key %s does not exist locally' % name) |
|
319 | print('remote key %s does not exist locally' % name) | |
320 | remove_remote(actual) |
|
320 | remove_remote(actual) | |
321 | del remote_existing[name] |
|
321 | del remote_existing[name] | |
322 |
|
322 | |||
323 | elif name not in remote_existing: |
|
323 | elif name not in remote_existing: | |
324 | print('local key %s does not exist remotely' % name) |
|
324 | print('local key %s does not exist remotely' % name) | |
325 | remove_local(name) |
|
325 | remove_local(name) | |
326 | del local_existing[name] |
|
326 | del local_existing[name] | |
327 |
|
327 | |||
328 | elif remote_existing[name] != local_existing[name]: |
|
328 | elif remote_existing[name] != local_existing[name]: | |
329 | print('key fingerprint mismatch for %s; ' |
|
329 | print('key fingerprint mismatch for %s; ' | |
330 | 'removing from local and remote' % name) |
|
330 | 'removing from local and remote' % name) | |
331 | remove_local(name) |
|
331 | remove_local(name) | |
332 | remove_remote('%s%s' % (prefix, name)) |
|
332 | remove_remote('%s%s' % (prefix, name)) | |
333 | del local_existing[name] |
|
333 | del local_existing[name] | |
334 | del remote_existing[name] |
|
334 | del remote_existing[name] | |
335 |
|
335 | |||
336 | missing = KEY_PAIRS - set(remote_existing) |
|
336 | missing = KEY_PAIRS - set(remote_existing) | |
337 |
|
337 | |||
338 | for name in sorted(missing): |
|
338 | for name in sorted(missing): | |
339 | actual = '%s%s' % (prefix, name) |
|
339 | actual = '%s%s' % (prefix, name) | |
340 | print('creating key pair %s' % actual) |
|
340 | print('creating key pair %s' % actual) | |
341 |
|
341 | |||
342 | priv_full = key_path / ('keypair-%s' % name) |
|
342 | priv_full = key_path / ('keypair-%s' % name) | |
343 | pub_full = key_path / ('keypair-%s.pub' % name) |
|
343 | pub_full = key_path / ('keypair-%s.pub' % name) | |
344 |
|
344 | |||
345 | kp = ec2resource.create_key_pair(KeyName=actual) |
|
345 | kp = ec2resource.create_key_pair(KeyName=actual) | |
346 |
|
346 | |||
347 | with priv_full.open('w', encoding='ascii') as fh: |
|
347 | with priv_full.open('w', encoding='ascii') as fh: | |
348 | fh.write(kp.key_material) |
|
348 | fh.write(kp.key_material) | |
349 | fh.write('\n') |
|
349 | fh.write('\n') | |
350 |
|
350 | |||
351 | priv_full.chmod(0o0600) |
|
351 | priv_full.chmod(0o0600) | |
352 |
|
352 | |||
353 | # SSH public key can be extracted via `ssh-keygen`. |
|
353 | # SSH public key can be extracted via `ssh-keygen`. | |
354 | with pub_full.open('w', encoding='ascii') as fh: |
|
354 | with pub_full.open('w', encoding='ascii') as fh: | |
355 | subprocess.run( |
|
355 | subprocess.run( | |
356 | ['ssh-keygen', '-y', '-f', str(priv_full)], |
|
356 | ['ssh-keygen', '-y', '-f', str(priv_full)], | |
357 | stdout=fh, |
|
357 | stdout=fh, | |
358 | check=True) |
|
358 | check=True) | |
359 |
|
359 | |||
360 | pub_full.chmod(0o0600) |
|
360 | pub_full.chmod(0o0600) | |
361 |
|
361 | |||
362 |
|
362 | |||
363 | def delete_instance_profile(profile): |
|
363 | def delete_instance_profile(profile): | |
364 | for role in profile.roles: |
|
364 | for role in profile.roles: | |
365 | print('removing role %s from instance profile %s' % (role.name, |
|
365 | print('removing role %s from instance profile %s' % (role.name, | |
366 | profile.name)) |
|
366 | profile.name)) | |
367 | profile.remove_role(RoleName=role.name) |
|
367 | profile.remove_role(RoleName=role.name) | |
368 |
|
368 | |||
369 | print('deleting instance profile %s' % profile.name) |
|
369 | print('deleting instance profile %s' % profile.name) | |
370 | profile.delete() |
|
370 | profile.delete() | |
371 |
|
371 | |||
372 |
|
372 | |||
373 | def ensure_iam_state(iamclient, iamresource, prefix='hg-'): |
|
373 | def ensure_iam_state(iamclient, iamresource, prefix='hg-'): | |
374 | """Ensure IAM state is in sync with our canonical definition.""" |
|
374 | """Ensure IAM state is in sync with our canonical definition.""" | |
375 |
|
375 | |||
376 | remote_profiles = {} |
|
376 | remote_profiles = {} | |
377 |
|
377 | |||
378 | for profile in iamresource.instance_profiles.all(): |
|
378 | for profile in iamresource.instance_profiles.all(): | |
379 | if profile.name.startswith(prefix): |
|
379 | if profile.name.startswith(prefix): | |
380 | remote_profiles[profile.name[len(prefix):]] = profile |
|
380 | remote_profiles[profile.name[len(prefix):]] = profile | |
381 |
|
381 | |||
382 | for name in sorted(set(remote_profiles) - set(IAM_INSTANCE_PROFILES)): |
|
382 | for name in sorted(set(remote_profiles) - set(IAM_INSTANCE_PROFILES)): | |
383 | delete_instance_profile(remote_profiles[name]) |
|
383 | delete_instance_profile(remote_profiles[name]) | |
384 | del remote_profiles[name] |
|
384 | del remote_profiles[name] | |
385 |
|
385 | |||
386 | remote_roles = {} |
|
386 | remote_roles = {} | |
387 |
|
387 | |||
388 | for role in iamresource.roles.all(): |
|
388 | for role in iamresource.roles.all(): | |
389 | if role.name.startswith(prefix): |
|
389 | if role.name.startswith(prefix): | |
390 | remote_roles[role.name[len(prefix):]] = role |
|
390 | remote_roles[role.name[len(prefix):]] = role | |
391 |
|
391 | |||
392 | for name in sorted(set(remote_roles) - set(IAM_ROLES)): |
|
392 | for name in sorted(set(remote_roles) - set(IAM_ROLES)): | |
393 | role = remote_roles[name] |
|
393 | role = remote_roles[name] | |
394 |
|
394 | |||
395 | print('removing role %s' % role.name) |
|
395 | print('removing role %s' % role.name) | |
396 | role.delete() |
|
396 | role.delete() | |
397 | del remote_roles[name] |
|
397 | del remote_roles[name] | |
398 |
|
398 | |||
399 | # We've purged remote state that doesn't belong. Create missing |
|
399 | # We've purged remote state that doesn't belong. Create missing | |
400 | # instance profiles and roles. |
|
400 | # instance profiles and roles. | |
401 | for name in sorted(set(IAM_INSTANCE_PROFILES) - set(remote_profiles)): |
|
401 | for name in sorted(set(IAM_INSTANCE_PROFILES) - set(remote_profiles)): | |
402 | actual = '%s%s' % (prefix, name) |
|
402 | actual = '%s%s' % (prefix, name) | |
403 | print('creating IAM instance profile %s' % actual) |
|
403 | print('creating IAM instance profile %s' % actual) | |
404 |
|
404 | |||
405 | profile = iamresource.create_instance_profile( |
|
405 | profile = iamresource.create_instance_profile( | |
406 | InstanceProfileName=actual) |
|
406 | InstanceProfileName=actual) | |
407 | remote_profiles[name] = profile |
|
407 | remote_profiles[name] = profile | |
408 |
|
408 | |||
409 | waiter = iamclient.get_waiter('instance_profile_exists') |
|
409 | waiter = iamclient.get_waiter('instance_profile_exists') | |
410 | waiter.wait(InstanceProfileName=actual) |
|
410 | waiter.wait(InstanceProfileName=actual) | |
411 | print('IAM instance profile %s is available' % actual) |
|
411 | print('IAM instance profile %s is available' % actual) | |
412 |
|
412 | |||
413 | for name in sorted(set(IAM_ROLES) - set(remote_roles)): |
|
413 | for name in sorted(set(IAM_ROLES) - set(remote_roles)): | |
414 | entry = IAM_ROLES[name] |
|
414 | entry = IAM_ROLES[name] | |
415 |
|
415 | |||
416 | actual = '%s%s' % (prefix, name) |
|
416 | actual = '%s%s' % (prefix, name) | |
417 | print('creating IAM role %s' % actual) |
|
417 | print('creating IAM role %s' % actual) | |
418 |
|
418 | |||
419 | role = iamresource.create_role( |
|
419 | role = iamresource.create_role( | |
420 | RoleName=actual, |
|
420 | RoleName=actual, | |
421 | Description=entry['description'], |
|
421 | Description=entry['description'], | |
422 | AssumeRolePolicyDocument=ASSUME_ROLE_POLICY_DOCUMENT, |
|
422 | AssumeRolePolicyDocument=ASSUME_ROLE_POLICY_DOCUMENT, | |
423 | ) |
|
423 | ) | |
424 |
|
424 | |||
425 | waiter = iamclient.get_waiter('role_exists') |
|
425 | waiter = iamclient.get_waiter('role_exists') | |
426 | waiter.wait(RoleName=actual) |
|
426 | waiter.wait(RoleName=actual) | |
427 | print('IAM role %s is available' % actual) |
|
427 | print('IAM role %s is available' % actual) | |
428 |
|
428 | |||
429 | remote_roles[name] = role |
|
429 | remote_roles[name] = role | |
430 |
|
430 | |||
431 | for arn in entry['policy_arns']: |
|
431 | for arn in entry['policy_arns']: | |
432 | print('attaching policy %s to %s' % (arn, role.name)) |
|
432 | print('attaching policy %s to %s' % (arn, role.name)) | |
433 | role.attach_policy(PolicyArn=arn) |
|
433 | role.attach_policy(PolicyArn=arn) | |
434 |
|
434 | |||
435 | # Now reconcile state of profiles. |
|
435 | # Now reconcile state of profiles. | |
436 | for name, meta in sorted(IAM_INSTANCE_PROFILES.items()): |
|
436 | for name, meta in sorted(IAM_INSTANCE_PROFILES.items()): | |
437 | profile = remote_profiles[name] |
|
437 | profile = remote_profiles[name] | |
438 | wanted = {'%s%s' % (prefix, role) for role in meta['roles']} |
|
438 | wanted = {'%s%s' % (prefix, role) for role in meta['roles']} | |
439 | have = {role.name for role in profile.roles} |
|
439 | have = {role.name for role in profile.roles} | |
440 |
|
440 | |||
441 | for role in sorted(have - wanted): |
|
441 | for role in sorted(have - wanted): | |
442 | print('removing role %s from %s' % (role, profile.name)) |
|
442 | print('removing role %s from %s' % (role, profile.name)) | |
443 | profile.remove_role(RoleName=role) |
|
443 | profile.remove_role(RoleName=role) | |
444 |
|
444 | |||
445 | for role in sorted(wanted - have): |
|
445 | for role in sorted(wanted - have): | |
446 | print('adding role %s to %s' % (role, profile.name)) |
|
446 | print('adding role %s to %s' % (role, profile.name)) | |
447 | profile.add_role(RoleName=role) |
|
447 | profile.add_role(RoleName=role) | |
448 |
|
448 | |||
449 |
|
449 | |||
450 | def find_image(ec2resource, owner_id, name): |
|
450 | def find_image(ec2resource, owner_id, name): | |
451 | """Find an AMI by its owner ID and name.""" |
|
451 | """Find an AMI by its owner ID and name.""" | |
452 |
|
452 | |||
453 | images = ec2resource.images.filter( |
|
453 | images = ec2resource.images.filter( | |
454 | Filters=[ |
|
454 | Filters=[ | |
455 | { |
|
455 | { | |
456 | 'Name': 'owner-id', |
|
456 | 'Name': 'owner-id', | |
457 | 'Values': [owner_id], |
|
457 | 'Values': [owner_id], | |
458 | }, |
|
458 | }, | |
459 | { |
|
459 | { | |
460 | 'Name': 'state', |
|
460 | 'Name': 'state', | |
461 | 'Values': ['available'], |
|
461 | 'Values': ['available'], | |
462 | }, |
|
462 | }, | |
463 | { |
|
463 | { | |
464 | 'Name': 'image-type', |
|
464 | 'Name': 'image-type', | |
465 | 'Values': ['machine'], |
|
465 | 'Values': ['machine'], | |
466 | }, |
|
466 | }, | |
467 | { |
|
467 | { | |
468 | 'Name': 'name', |
|
468 | 'Name': 'name', | |
469 | 'Values': [name], |
|
469 | 'Values': [name], | |
470 | }, |
|
470 | }, | |
471 | ]) |
|
471 | ]) | |
472 |
|
472 | |||
473 | for image in images: |
|
473 | for image in images: | |
474 | return image |
|
474 | return image | |
475 |
|
475 | |||
476 | raise Exception('unable to find image for %s' % name) |
|
476 | raise Exception('unable to find image for %s' % name) | |
477 |
|
477 | |||
478 |
|
478 | |||
479 | def ensure_security_groups(ec2resource, prefix='hg-'): |
|
479 | def ensure_security_groups(ec2resource, prefix='hg-'): | |
480 | """Ensure all necessary Mercurial security groups are present. |
|
480 | """Ensure all necessary Mercurial security groups are present. | |
481 |
|
481 | |||
482 | All security groups are prefixed with ``hg-`` by default. Any security |
|
482 | All security groups are prefixed with ``hg-`` by default. Any security | |
483 | groups having this prefix but aren't in our list are deleted. |
|
483 | groups having this prefix but aren't in our list are deleted. | |
484 | """ |
|
484 | """ | |
485 | existing = {} |
|
485 | existing = {} | |
486 |
|
486 | |||
487 | for group in ec2resource.security_groups.all(): |
|
487 | for group in ec2resource.security_groups.all(): | |
488 | if group.group_name.startswith(prefix): |
|
488 | if group.group_name.startswith(prefix): | |
489 | existing[group.group_name[len(prefix):]] = group |
|
489 | existing[group.group_name[len(prefix):]] = group | |
490 |
|
490 | |||
491 | purge = set(existing) - set(SECURITY_GROUPS) |
|
491 | purge = set(existing) - set(SECURITY_GROUPS) | |
492 |
|
492 | |||
493 | for name in sorted(purge): |
|
493 | for name in sorted(purge): | |
494 | group = existing[name] |
|
494 | group = existing[name] | |
495 | print('removing legacy security group: %s' % group.group_name) |
|
495 | print('removing legacy security group: %s' % group.group_name) | |
496 | group.delete() |
|
496 | group.delete() | |
497 |
|
497 | |||
498 | security_groups = {} |
|
498 | security_groups = {} | |
499 |
|
499 | |||
500 | for name, group in sorted(SECURITY_GROUPS.items()): |
|
500 | for name, group in sorted(SECURITY_GROUPS.items()): | |
501 | if name in existing: |
|
501 | if name in existing: | |
502 | security_groups[name] = existing[name] |
|
502 | security_groups[name] = existing[name] | |
503 | continue |
|
503 | continue | |
504 |
|
504 | |||
505 | actual = '%s%s' % (prefix, name) |
|
505 | actual = '%s%s' % (prefix, name) | |
506 | print('adding security group %s' % actual) |
|
506 | print('adding security group %s' % actual) | |
507 |
|
507 | |||
508 | group_res = ec2resource.create_security_group( |
|
508 | group_res = ec2resource.create_security_group( | |
509 | Description=group['description'], |
|
509 | Description=group['description'], | |
510 | GroupName=actual, |
|
510 | GroupName=actual, | |
511 | ) |
|
511 | ) | |
512 |
|
512 | |||
513 | group_res.authorize_ingress( |
|
513 | group_res.authorize_ingress( | |
514 | IpPermissions=group['ingress'], |
|
514 | IpPermissions=group['ingress'], | |
515 | ) |
|
515 | ) | |
516 |
|
516 | |||
517 | security_groups[name] = group_res |
|
517 | security_groups[name] = group_res | |
518 |
|
518 | |||
519 | return security_groups |
|
519 | return security_groups | |
520 |
|
520 | |||
521 |
|
521 | |||
522 | def terminate_ec2_instances(ec2resource, prefix='hg-'): |
|
522 | def terminate_ec2_instances(ec2resource, prefix='hg-'): | |
523 | """Terminate all EC2 instances managed by us.""" |
|
523 | """Terminate all EC2 instances managed by us.""" | |
524 | waiting = [] |
|
524 | waiting = [] | |
525 |
|
525 | |||
526 | for instance in ec2resource.instances.all(): |
|
526 | for instance in ec2resource.instances.all(): | |
527 | if instance.state['Name'] == 'terminated': |
|
527 | if instance.state['Name'] == 'terminated': | |
528 | continue |
|
528 | continue | |
529 |
|
529 | |||
530 | for tag in instance.tags or []: |
|
530 | for tag in instance.tags or []: | |
531 | if tag['Key'] == 'Name' and tag['Value'].startswith(prefix): |
|
531 | if tag['Key'] == 'Name' and tag['Value'].startswith(prefix): | |
532 | print('terminating %s' % instance.id) |
|
532 | print('terminating %s' % instance.id) | |
533 | instance.terminate() |
|
533 | instance.terminate() | |
534 | waiting.append(instance) |
|
534 | waiting.append(instance) | |
535 |
|
535 | |||
536 | for instance in waiting: |
|
536 | for instance in waiting: | |
537 | instance.wait_until_terminated() |
|
537 | instance.wait_until_terminated() | |
538 |
|
538 | |||
539 |
|
539 | |||
540 | def remove_resources(c, prefix='hg-'): |
|
540 | def remove_resources(c, prefix='hg-'): | |
541 | """Purge all of our resources in this EC2 region.""" |
|
541 | """Purge all of our resources in this EC2 region.""" | |
542 | ec2resource = c.ec2resource |
|
542 | ec2resource = c.ec2resource | |
543 | iamresource = c.iamresource |
|
543 | iamresource = c.iamresource | |
544 |
|
544 | |||
545 | terminate_ec2_instances(ec2resource, prefix=prefix) |
|
545 | terminate_ec2_instances(ec2resource, prefix=prefix) | |
546 |
|
546 | |||
547 | for image in ec2resource.images.filter(Owners=['self']): |
|
547 | for image in ec2resource.images.filter(Owners=['self']): | |
548 | if image.name.startswith(prefix): |
|
548 | if image.name.startswith(prefix): | |
549 | remove_ami(ec2resource, image) |
|
549 | remove_ami(ec2resource, image) | |
550 |
|
550 | |||
551 | for group in ec2resource.security_groups.all(): |
|
551 | for group in ec2resource.security_groups.all(): | |
552 | if group.group_name.startswith(prefix): |
|
552 | if group.group_name.startswith(prefix): | |
553 | print('removing security group %s' % group.group_name) |
|
553 | print('removing security group %s' % group.group_name) | |
554 | group.delete() |
|
554 | group.delete() | |
555 |
|
555 | |||
556 | for profile in iamresource.instance_profiles.all(): |
|
556 | for profile in iamresource.instance_profiles.all(): | |
557 | if profile.name.startswith(prefix): |
|
557 | if profile.name.startswith(prefix): | |
558 | delete_instance_profile(profile) |
|
558 | delete_instance_profile(profile) | |
559 |
|
559 | |||
560 | for role in iamresource.roles.all(): |
|
560 | for role in iamresource.roles.all(): | |
561 | if role.name.startswith(prefix): |
|
561 | if role.name.startswith(prefix): | |
562 | for p in role.attached_policies.all(): |
|
562 | for p in role.attached_policies.all(): | |
563 | print('detaching policy %s from %s' % (p.arn, role.name)) |
|
563 | print('detaching policy %s from %s' % (p.arn, role.name)) | |
564 | role.detach_policy(PolicyArn=p.arn) |
|
564 | role.detach_policy(PolicyArn=p.arn) | |
565 |
|
565 | |||
566 | print('removing role %s' % role.name) |
|
566 | print('removing role %s' % role.name) | |
567 | role.delete() |
|
567 | role.delete() | |
568 |
|
568 | |||
569 |
|
569 | |||
570 | def wait_for_ip_addresses(instances): |
|
570 | def wait_for_ip_addresses(instances): | |
571 | """Wait for the public IP addresses of an iterable of instances.""" |
|
571 | """Wait for the public IP addresses of an iterable of instances.""" | |
572 | for instance in instances: |
|
572 | for instance in instances: | |
573 | while True: |
|
573 | while True: | |
574 | if not instance.public_ip_address: |
|
574 | if not instance.public_ip_address: | |
575 | time.sleep(2) |
|
575 | time.sleep(2) | |
576 | instance.reload() |
|
576 | instance.reload() | |
577 | continue |
|
577 | continue | |
578 |
|
578 | |||
579 | print('public IP address for %s: %s' % ( |
|
579 | print('public IP address for %s: %s' % ( | |
580 | instance.id, instance.public_ip_address)) |
|
580 | instance.id, instance.public_ip_address)) | |
581 | break |
|
581 | break | |
582 |
|
582 | |||
583 |
|
583 | |||
584 | def remove_ami(ec2resource, image): |
|
584 | def remove_ami(ec2resource, image): | |
585 | """Remove an AMI and its underlying snapshots.""" |
|
585 | """Remove an AMI and its underlying snapshots.""" | |
586 | snapshots = [] |
|
586 | snapshots = [] | |
587 |
|
587 | |||
588 | for device in image.block_device_mappings: |
|
588 | for device in image.block_device_mappings: | |
589 | if 'Ebs' in device: |
|
589 | if 'Ebs' in device: | |
590 | snapshots.append(ec2resource.Snapshot(device['Ebs']['SnapshotId'])) |
|
590 | snapshots.append(ec2resource.Snapshot(device['Ebs']['SnapshotId'])) | |
591 |
|
591 | |||
592 | print('deregistering %s' % image.id) |
|
592 | print('deregistering %s' % image.id) | |
593 | image.deregister() |
|
593 | image.deregister() | |
594 |
|
594 | |||
595 | for snapshot in snapshots: |
|
595 | for snapshot in snapshots: | |
596 | print('deleting snapshot %s' % snapshot.id) |
|
596 | print('deleting snapshot %s' % snapshot.id) | |
597 | snapshot.delete() |
|
597 | snapshot.delete() | |
598 |
|
598 | |||
599 |
|
599 | |||
600 | def wait_for_ssm(ssmclient, instances): |
|
600 | def wait_for_ssm(ssmclient, instances): | |
601 | """Wait for SSM to come online for an iterable of instance IDs.""" |
|
601 | """Wait for SSM to come online for an iterable of instance IDs.""" | |
602 | while True: |
|
602 | while True: | |
603 | res = ssmclient.describe_instance_information( |
|
603 | res = ssmclient.describe_instance_information( | |
604 | Filters=[ |
|
604 | Filters=[ | |
605 | { |
|
605 | { | |
606 | 'Key': 'InstanceIds', |
|
606 | 'Key': 'InstanceIds', | |
607 | 'Values': [i.id for i in instances], |
|
607 | 'Values': [i.id for i in instances], | |
608 | }, |
|
608 | }, | |
609 | ], |
|
609 | ], | |
610 | ) |
|
610 | ) | |
611 |
|
611 | |||
612 | available = len(res['InstanceInformationList']) |
|
612 | available = len(res['InstanceInformationList']) | |
613 | wanted = len(instances) |
|
613 | wanted = len(instances) | |
614 |
|
614 | |||
615 | print('%d/%d instances available in SSM' % (available, wanted)) |
|
615 | print('%d/%d instances available in SSM' % (available, wanted)) | |
616 |
|
616 | |||
617 | if available == wanted: |
|
617 | if available == wanted: | |
618 | return |
|
618 | return | |
619 |
|
619 | |||
620 | time.sleep(2) |
|
620 | time.sleep(2) | |
621 |
|
621 | |||
622 |
|
622 | |||
623 | def run_ssm_command(ssmclient, instances, document_name, parameters): |
|
623 | def run_ssm_command(ssmclient, instances, document_name, parameters): | |
624 | """Run a PowerShell script on an EC2 instance.""" |
|
624 | """Run a PowerShell script on an EC2 instance.""" | |
625 |
|
625 | |||
626 | res = ssmclient.send_command( |
|
626 | res = ssmclient.send_command( | |
627 | InstanceIds=[i.id for i in instances], |
|
627 | InstanceIds=[i.id for i in instances], | |
628 | DocumentName=document_name, |
|
628 | DocumentName=document_name, | |
629 | Parameters=parameters, |
|
629 | Parameters=parameters, | |
630 | CloudWatchOutputConfig={ |
|
630 | CloudWatchOutputConfig={ | |
631 | 'CloudWatchOutputEnabled': True, |
|
631 | 'CloudWatchOutputEnabled': True, | |
632 | }, |
|
632 | }, | |
633 | ) |
|
633 | ) | |
634 |
|
634 | |||
635 | command_id = res['Command']['CommandId'] |
|
635 | command_id = res['Command']['CommandId'] | |
636 |
|
636 | |||
637 | for instance in instances: |
|
637 | for instance in instances: | |
638 | while True: |
|
638 | while True: | |
639 | try: |
|
639 | try: | |
640 | res = ssmclient.get_command_invocation( |
|
640 | res = ssmclient.get_command_invocation( | |
641 | CommandId=command_id, |
|
641 | CommandId=command_id, | |
642 | InstanceId=instance.id, |
|
642 | InstanceId=instance.id, | |
643 | ) |
|
643 | ) | |
644 | except botocore.exceptions.ClientError as e: |
|
644 | except botocore.exceptions.ClientError as e: | |
645 | if e.response['Error']['Code'] == 'InvocationDoesNotExist': |
|
645 | if e.response['Error']['Code'] == 'InvocationDoesNotExist': | |
646 | print('could not find SSM command invocation; waiting') |
|
646 | print('could not find SSM command invocation; waiting') | |
647 | time.sleep(1) |
|
647 | time.sleep(1) | |
648 | continue |
|
648 | continue | |
649 | else: |
|
649 | else: | |
650 | raise |
|
650 | raise | |
651 |
|
651 | |||
652 | if res['Status'] == 'Success': |
|
652 | if res['Status'] == 'Success': | |
653 | break |
|
653 | break | |
654 | elif res['Status'] in ('Pending', 'InProgress', 'Delayed'): |
|
654 | elif res['Status'] in ('Pending', 'InProgress', 'Delayed'): | |
655 | time.sleep(2) |
|
655 | time.sleep(2) | |
656 | else: |
|
656 | else: | |
657 | raise Exception('command failed on %s: %s' % ( |
|
657 | raise Exception('command failed on %s: %s' % ( | |
658 | instance.id, res['Status'])) |
|
658 | instance.id, res['Status'])) | |
659 |
|
659 | |||
660 |
|
660 | |||
661 | @contextlib.contextmanager |
|
661 | @contextlib.contextmanager | |
662 | def temporary_ec2_instances(ec2resource, config): |
|
662 | def temporary_ec2_instances(ec2resource, config): | |
663 | """Create temporary EC2 instances. |
|
663 | """Create temporary EC2 instances. | |
664 |
|
664 | |||
665 | This is a proxy to ``ec2client.run_instances(**config)`` that takes care of |
|
665 | This is a proxy to ``ec2client.run_instances(**config)`` that takes care of | |
666 | managing the lifecycle of the instances. |
|
666 | managing the lifecycle of the instances. | |
667 |
|
667 | |||
668 | When the context manager exits, the instances are terminated. |
|
668 | When the context manager exits, the instances are terminated. | |
669 |
|
669 | |||
670 | The context manager evaluates to the list of data structures |
|
670 | The context manager evaluates to the list of data structures | |
671 | describing each created instance. The instances may not be available |
|
671 | describing each created instance. The instances may not be available | |
672 | for work immediately: it is up to the caller to wait for the instance |
|
672 | for work immediately: it is up to the caller to wait for the instance | |
673 | to start responding. |
|
673 | to start responding. | |
674 | """ |
|
674 | """ | |
675 |
|
675 | |||
676 | ids = None |
|
676 | ids = None | |
677 |
|
677 | |||
678 | try: |
|
678 | try: | |
679 | res = ec2resource.create_instances(**config) |
|
679 | res = ec2resource.create_instances(**config) | |
680 |
|
680 | |||
681 | ids = [i.id for i in res] |
|
681 | ids = [i.id for i in res] | |
682 | print('started instances: %s' % ' '.join(ids)) |
|
682 | print('started instances: %s' % ' '.join(ids)) | |
683 |
|
683 | |||
684 | yield res |
|
684 | yield res | |
685 | finally: |
|
685 | finally: | |
686 | if ids: |
|
686 | if ids: | |
687 | print('terminating instances: %s' % ' '.join(ids)) |
|
687 | print('terminating instances: %s' % ' '.join(ids)) | |
688 | for instance in res: |
|
688 | for instance in res: | |
689 | instance.terminate() |
|
689 | instance.terminate() | |
690 | print('terminated %d instances' % len(ids)) |
|
690 | print('terminated %d instances' % len(ids)) | |
691 |
|
691 | |||
692 |
|
692 | |||
693 | @contextlib.contextmanager |
|
693 | @contextlib.contextmanager | |
694 | def create_temp_windows_ec2_instances(c: AWSConnection, config): |
|
694 | def create_temp_windows_ec2_instances(c: AWSConnection, config): | |
695 | """Create temporary Windows EC2 instances. |
|
695 | """Create temporary Windows EC2 instances. | |
696 |
|
696 | |||
697 | This is a higher-level wrapper around ``create_temp_ec2_instances()`` that |
|
697 | This is a higher-level wrapper around ``create_temp_ec2_instances()`` that | |
698 | configures the Windows instance for Windows Remote Management. The emitted |
|
698 | configures the Windows instance for Windows Remote Management. The emitted | |
699 | instances will have a ``winrm_client`` attribute containing a |
|
699 | instances will have a ``winrm_client`` attribute containing a | |
700 | ``pypsrp.client.Client`` instance bound to the instance. |
|
700 | ``pypsrp.client.Client`` instance bound to the instance. | |
701 | """ |
|
701 | """ | |
702 | if 'IamInstanceProfile' in config: |
|
702 | if 'IamInstanceProfile' in config: | |
703 | raise ValueError('IamInstanceProfile cannot be provided in config') |
|
703 | raise ValueError('IamInstanceProfile cannot be provided in config') | |
704 | if 'UserData' in config: |
|
704 | if 'UserData' in config: | |
705 | raise ValueError('UserData cannot be provided in config') |
|
705 | raise ValueError('UserData cannot be provided in config') | |
706 |
|
706 | |||
707 | password = c.automation.default_password() |
|
707 | password = c.automation.default_password() | |
708 |
|
708 | |||
709 | config = copy.deepcopy(config) |
|
709 | config = copy.deepcopy(config) | |
710 | config['IamInstanceProfile'] = { |
|
710 | config['IamInstanceProfile'] = { | |
711 | 'Name': 'hg-ephemeral-ec2-1', |
|
711 | 'Name': 'hg-ephemeral-ec2-1', | |
712 | } |
|
712 | } | |
713 | config.setdefault('TagSpecifications', []).append({ |
|
713 | config.setdefault('TagSpecifications', []).append({ | |
714 | 'ResourceType': 'instance', |
|
714 | 'ResourceType': 'instance', | |
715 | 'Tags': [{'Key': 'Name', 'Value': 'hg-temp-windows'}], |
|
715 | 'Tags': [{'Key': 'Name', 'Value': 'hg-temp-windows'}], | |
716 | }) |
|
716 | }) | |
717 | config['UserData'] = WINDOWS_USER_DATA % password |
|
717 | config['UserData'] = WINDOWS_USER_DATA % password | |
718 |
|
718 | |||
719 | with temporary_ec2_instances(c.ec2resource, config) as instances: |
|
719 | with temporary_ec2_instances(c.ec2resource, config) as instances: | |
720 | wait_for_ip_addresses(instances) |
|
720 | wait_for_ip_addresses(instances) | |
721 |
|
721 | |||
722 | print('waiting for Windows Remote Management service...') |
|
722 | print('waiting for Windows Remote Management service...') | |
723 |
|
723 | |||
724 | for instance in instances: |
|
724 | for instance in instances: | |
725 | client = wait_for_winrm(instance.public_ip_address, 'Administrator', password) |
|
725 | client = wait_for_winrm(instance.public_ip_address, 'Administrator', password) | |
726 | print('established WinRM connection to %s' % instance.id) |
|
726 | print('established WinRM connection to %s' % instance.id) | |
727 | instance.winrm_client = client |
|
727 | instance.winrm_client = client | |
728 |
|
728 | |||
729 | yield instances |
|
729 | yield instances | |
730 |
|
730 | |||
731 |
|
731 | |||
732 | def resolve_fingerprint(fingerprint): |
|
732 | def resolve_fingerprint(fingerprint): | |
733 | fingerprint = json.dumps(fingerprint, sort_keys=True) |
|
733 | fingerprint = json.dumps(fingerprint, sort_keys=True) | |
734 | return hashlib.sha256(fingerprint.encode('utf-8')).hexdigest() |
|
734 | return hashlib.sha256(fingerprint.encode('utf-8')).hexdigest() | |
735 |
|
735 | |||
736 |
|
736 | |||
737 | def find_and_reconcile_image(ec2resource, name, fingerprint): |
|
737 | def find_and_reconcile_image(ec2resource, name, fingerprint): | |
738 | """Attempt to find an existing EC2 AMI with a name and fingerprint. |
|
738 | """Attempt to find an existing EC2 AMI with a name and fingerprint. | |
739 |
|
739 | |||
740 | If an image with the specified fingerprint is found, it is returned. |
|
740 | If an image with the specified fingerprint is found, it is returned. | |
741 | Otherwise None is returned. |
|
741 | Otherwise None is returned. | |
742 |
|
742 | |||
743 | Existing images for the specified name that don't have the specified |
|
743 | Existing images for the specified name that don't have the specified | |
744 | fingerprint or are missing required metadata or deleted. |
|
744 | fingerprint or are missing required metadata or deleted. | |
745 | """ |
|
745 | """ | |
746 | # Find existing AMIs with this name and delete the ones that are invalid. |
|
746 | # Find existing AMIs with this name and delete the ones that are invalid. | |
747 | # Store a reference to a good image so it can be returned one the |
|
747 | # Store a reference to a good image so it can be returned one the | |
748 | # image state is reconciled. |
|
748 | # image state is reconciled. | |
749 | images = ec2resource.images.filter( |
|
749 | images = ec2resource.images.filter( | |
750 | Filters=[{'Name': 'name', 'Values': [name]}]) |
|
750 | Filters=[{'Name': 'name', 'Values': [name]}]) | |
751 |
|
751 | |||
752 | existing_image = None |
|
752 | existing_image = None | |
753 |
|
753 | |||
754 | for image in images: |
|
754 | for image in images: | |
755 | if image.tags is None: |
|
755 | if image.tags is None: | |
756 | print('image %s for %s lacks required tags; removing' % ( |
|
756 | print('image %s for %s lacks required tags; removing' % ( | |
757 | image.id, image.name)) |
|
757 | image.id, image.name)) | |
758 | remove_ami(ec2resource, image) |
|
758 | remove_ami(ec2resource, image) | |
759 | else: |
|
759 | else: | |
760 | tags = {t['Key']: t['Value'] for t in image.tags} |
|
760 | tags = {t['Key']: t['Value'] for t in image.tags} | |
761 |
|
761 | |||
762 | if tags.get('HGIMAGEFINGERPRINT') == fingerprint: |
|
762 | if tags.get('HGIMAGEFINGERPRINT') == fingerprint: | |
763 | existing_image = image |
|
763 | existing_image = image | |
764 | else: |
|
764 | else: | |
765 | print('image %s for %s has wrong fingerprint; removing' % ( |
|
765 | print('image %s for %s has wrong fingerprint; removing' % ( | |
766 | image.id, image.name)) |
|
766 | image.id, image.name)) | |
767 | remove_ami(ec2resource, image) |
|
767 | remove_ami(ec2resource, image) | |
768 |
|
768 | |||
769 | return existing_image |
|
769 | return existing_image | |
770 |
|
770 | |||
771 |
|
771 | |||
772 | def create_ami_from_instance(ec2client, instance, name, description, |
|
772 | def create_ami_from_instance(ec2client, instance, name, description, | |
773 | fingerprint): |
|
773 | fingerprint): | |
774 | """Create an AMI from a running instance. |
|
774 | """Create an AMI from a running instance. | |
775 |
|
775 | |||
776 | Returns the ``ec2resource.Image`` representing the created AMI. |
|
776 | Returns the ``ec2resource.Image`` representing the created AMI. | |
777 | """ |
|
777 | """ | |
778 | instance.stop() |
|
778 | instance.stop() | |
779 |
|
779 | |||
780 | ec2client.get_waiter('instance_stopped').wait( |
|
780 | ec2client.get_waiter('instance_stopped').wait( | |
781 | InstanceIds=[instance.id], |
|
781 | InstanceIds=[instance.id], | |
782 | WaiterConfig={ |
|
782 | WaiterConfig={ | |
783 | 'Delay': 5, |
|
783 | 'Delay': 5, | |
784 | }) |
|
784 | }) | |
785 | print('%s is stopped' % instance.id) |
|
785 | print('%s is stopped' % instance.id) | |
786 |
|
786 | |||
787 | image = instance.create_image( |
|
787 | image = instance.create_image( | |
788 | Name=name, |
|
788 | Name=name, | |
789 | Description=description, |
|
789 | Description=description, | |
790 | ) |
|
790 | ) | |
791 |
|
791 | |||
792 | image.create_tags(Tags=[ |
|
792 | image.create_tags(Tags=[ | |
793 | { |
|
793 | { | |
794 | 'Key': 'HGIMAGEFINGERPRINT', |
|
794 | 'Key': 'HGIMAGEFINGERPRINT', | |
795 | 'Value': fingerprint, |
|
795 | 'Value': fingerprint, | |
796 | }, |
|
796 | }, | |
797 | ]) |
|
797 | ]) | |
798 |
|
798 | |||
799 | print('waiting for image %s' % image.id) |
|
799 | print('waiting for image %s' % image.id) | |
800 |
|
800 | |||
801 | ec2client.get_waiter('image_available').wait( |
|
801 | ec2client.get_waiter('image_available').wait( | |
802 | ImageIds=[image.id], |
|
802 | ImageIds=[image.id], | |
803 | ) |
|
803 | ) | |
804 |
|
804 | |||
805 | print('image %s available as %s' % (image.id, image.name)) |
|
805 | print('image %s available as %s' % (image.id, image.name)) | |
806 |
|
806 | |||
807 | return image |
|
807 | return image | |
808 |
|
808 | |||
809 |
|
809 | |||
810 | def ensure_linux_dev_ami(c: AWSConnection, distro='debian9', prefix='hg-'): |
|
810 | def ensure_linux_dev_ami(c: AWSConnection, distro='debian9', prefix='hg-'): | |
811 | """Ensures a Linux development AMI is available and up-to-date. |
|
811 | """Ensures a Linux development AMI is available and up-to-date. | |
812 |
|
812 | |||
813 | Returns an ``ec2.Image`` of either an existing AMI or a newly-built one. |
|
813 | Returns an ``ec2.Image`` of either an existing AMI or a newly-built one. | |
814 | """ |
|
814 | """ | |
815 | ec2client = c.ec2client |
|
815 | ec2client = c.ec2client | |
816 | ec2resource = c.ec2resource |
|
816 | ec2resource = c.ec2resource | |
817 |
|
817 | |||
818 | name = '%s%s-%s' % (prefix, 'linux-dev', distro) |
|
818 | name = '%s%s-%s' % (prefix, 'linux-dev', distro) | |
819 |
|
819 | |||
820 | if distro == 'debian9': |
|
820 | if distro == 'debian9': | |
821 | image = find_image( |
|
821 | image = find_image( | |
822 | ec2resource, |
|
822 | ec2resource, | |
823 | DEBIAN_ACCOUNT_ID, |
|
823 | DEBIAN_ACCOUNT_ID, | |
824 | 'debian-stretch-hvm-x86_64-gp2-2019-02-19-26620', |
|
824 | 'debian-stretch-hvm-x86_64-gp2-2019-02-19-26620', | |
825 | ) |
|
825 | ) | |
826 | ssh_username = 'admin' |
|
826 | ssh_username = 'admin' | |
827 | elif distro == 'ubuntu18.04': |
|
827 | elif distro == 'ubuntu18.04': | |
828 | image = find_image( |
|
828 | image = find_image( | |
829 | ec2resource, |
|
829 | ec2resource, | |
830 | UBUNTU_ACCOUNT_ID, |
|
830 | UBUNTU_ACCOUNT_ID, | |
831 | 'ubuntu/images/hvm-ssd/ubuntu-bionic-18.04-amd64-server-20190403', |
|
831 | 'ubuntu/images/hvm-ssd/ubuntu-bionic-18.04-amd64-server-20190403', | |
832 | ) |
|
832 | ) | |
833 | ssh_username = 'ubuntu' |
|
833 | ssh_username = 'ubuntu' | |
834 | elif distro == 'ubuntu18.10': |
|
834 | elif distro == 'ubuntu18.10': | |
835 | image = find_image( |
|
835 | image = find_image( | |
836 | ec2resource, |
|
836 | ec2resource, | |
837 | UBUNTU_ACCOUNT_ID, |
|
837 | UBUNTU_ACCOUNT_ID, | |
838 | 'ubuntu/images/hvm-ssd/ubuntu-cosmic-18.10-amd64-server-20190402', |
|
838 | 'ubuntu/images/hvm-ssd/ubuntu-cosmic-18.10-amd64-server-20190402', | |
839 | ) |
|
839 | ) | |
840 | ssh_username = 'ubuntu' |
|
840 | ssh_username = 'ubuntu' | |
841 | elif distro == 'ubuntu19.04': |
|
841 | elif distro == 'ubuntu19.04': | |
842 | image = find_image( |
|
842 | image = find_image( | |
843 | ec2resource, |
|
843 | ec2resource, | |
844 | UBUNTU_ACCOUNT_ID, |
|
844 | UBUNTU_ACCOUNT_ID, | |
845 | 'ubuntu/images/hvm-ssd/ubuntu-disco-19.04-amd64-server-20190417', |
|
845 | 'ubuntu/images/hvm-ssd/ubuntu-disco-19.04-amd64-server-20190417', | |
846 | ) |
|
846 | ) | |
847 | ssh_username = 'ubuntu' |
|
847 | ssh_username = 'ubuntu' | |
848 | else: |
|
848 | else: | |
849 | raise ValueError('unsupported Linux distro: %s' % distro) |
|
849 | raise ValueError('unsupported Linux distro: %s' % distro) | |
850 |
|
850 | |||
851 | config = { |
|
851 | config = { | |
852 | 'BlockDeviceMappings': [ |
|
852 | 'BlockDeviceMappings': [ | |
853 | { |
|
853 | { | |
854 | 'DeviceName': image.block_device_mappings[0]['DeviceName'], |
|
854 | 'DeviceName': image.block_device_mappings[0]['DeviceName'], | |
855 | 'Ebs': { |
|
855 | 'Ebs': { | |
856 | 'DeleteOnTermination': True, |
|
856 | 'DeleteOnTermination': True, | |
857 | 'VolumeSize': 8, |
|
857 | 'VolumeSize': 8, | |
858 | 'VolumeType': 'gp2', |
|
858 | 'VolumeType': 'gp2', | |
859 | }, |
|
859 | }, | |
860 | }, |
|
860 | }, | |
861 | ], |
|
861 | ], | |
862 | 'EbsOptimized': True, |
|
862 | 'EbsOptimized': True, | |
863 | 'ImageId': image.id, |
|
863 | 'ImageId': image.id, | |
864 | 'InstanceInitiatedShutdownBehavior': 'stop', |
|
864 | 'InstanceInitiatedShutdownBehavior': 'stop', | |
865 | # 8 VCPUs for compiling Python. |
|
865 | # 8 VCPUs for compiling Python. | |
866 | 'InstanceType': 't3.2xlarge', |
|
866 | 'InstanceType': 't3.2xlarge', | |
867 | 'KeyName': '%sautomation' % prefix, |
|
867 | 'KeyName': '%sautomation' % prefix, | |
868 | 'MaxCount': 1, |
|
868 | 'MaxCount': 1, | |
869 | 'MinCount': 1, |
|
869 | 'MinCount': 1, | |
870 | 'SecurityGroupIds': [c.security_groups['linux-dev-1'].id], |
|
870 | 'SecurityGroupIds': [c.security_groups['linux-dev-1'].id], | |
871 | } |
|
871 | } | |
872 |
|
872 | |||
873 | requirements2_path = (pathlib.Path(__file__).parent.parent / |
|
873 | requirements2_path = (pathlib.Path(__file__).parent.parent / | |
874 | 'linux-requirements-py2.txt') |
|
874 | 'linux-requirements-py2.txt') | |
875 | requirements3_path = (pathlib.Path(__file__).parent.parent / |
|
875 | requirements3_path = (pathlib.Path(__file__).parent.parent / | |
876 | 'linux-requirements-py3.txt') |
|
876 | 'linux-requirements-py3.txt') | |
877 | with requirements2_path.open('r', encoding='utf-8') as fh: |
|
877 | with requirements2_path.open('r', encoding='utf-8') as fh: | |
878 | requirements2 = fh.read() |
|
878 | requirements2 = fh.read() | |
879 | with requirements3_path.open('r', encoding='utf-8') as fh: |
|
879 | with requirements3_path.open('r', encoding='utf-8') as fh: | |
880 | requirements3 = fh.read() |
|
880 | requirements3 = fh.read() | |
881 |
|
881 | |||
882 | # Compute a deterministic fingerprint to determine whether image needs to |
|
882 | # Compute a deterministic fingerprint to determine whether image needs to | |
883 | # be regenerated. |
|
883 | # be regenerated. | |
884 | fingerprint = resolve_fingerprint({ |
|
884 | fingerprint = resolve_fingerprint({ | |
885 | 'instance_config': config, |
|
885 | 'instance_config': config, | |
886 | 'bootstrap_script': BOOTSTRAP_DEBIAN, |
|
886 | 'bootstrap_script': BOOTSTRAP_DEBIAN, | |
887 | 'requirements_py2': requirements2, |
|
887 | 'requirements_py2': requirements2, | |
888 | 'requirements_py3': requirements3, |
|
888 | 'requirements_py3': requirements3, | |
889 | }) |
|
889 | }) | |
890 |
|
890 | |||
891 | existing_image = find_and_reconcile_image(ec2resource, name, fingerprint) |
|
891 | existing_image = find_and_reconcile_image(ec2resource, name, fingerprint) | |
892 |
|
892 | |||
893 | if existing_image: |
|
893 | if existing_image: | |
894 | return existing_image |
|
894 | return existing_image | |
895 |
|
895 | |||
896 | print('no suitable %s image found; creating one...' % name) |
|
896 | print('no suitable %s image found; creating one...' % name) | |
897 |
|
897 | |||
898 | with temporary_ec2_instances(ec2resource, config) as instances: |
|
898 | with temporary_ec2_instances(ec2resource, config) as instances: | |
899 | wait_for_ip_addresses(instances) |
|
899 | wait_for_ip_addresses(instances) | |
900 |
|
900 | |||
901 | instance = instances[0] |
|
901 | instance = instances[0] | |
902 |
|
902 | |||
903 | client = wait_for_ssh( |
|
903 | client = wait_for_ssh( | |
904 | instance.public_ip_address, 22, |
|
904 | instance.public_ip_address, 22, | |
905 | username=ssh_username, |
|
905 | username=ssh_username, | |
906 | key_filename=str(c.key_pair_path_private('automation'))) |
|
906 | key_filename=str(c.key_pair_path_private('automation'))) | |
907 |
|
907 | |||
908 | home = '/home/%s' % ssh_username |
|
908 | home = '/home/%s' % ssh_username | |
909 |
|
909 | |||
910 | with client: |
|
910 | with client: | |
911 | print('connecting to SSH server') |
|
911 | print('connecting to SSH server') | |
912 | sftp = client.open_sftp() |
|
912 | sftp = client.open_sftp() | |
913 |
|
913 | |||
914 | print('uploading bootstrap files') |
|
914 | print('uploading bootstrap files') | |
915 | with sftp.open('%s/bootstrap' % home, 'wb') as fh: |
|
915 | with sftp.open('%s/bootstrap' % home, 'wb') as fh: | |
916 | fh.write(BOOTSTRAP_DEBIAN) |
|
916 | fh.write(BOOTSTRAP_DEBIAN) | |
917 | fh.chmod(0o0700) |
|
917 | fh.chmod(0o0700) | |
918 |
|
918 | |||
919 | with sftp.open('%s/requirements-py2.txt' % home, 'wb') as fh: |
|
919 | with sftp.open('%s/requirements-py2.txt' % home, 'wb') as fh: | |
920 | fh.write(requirements2) |
|
920 | fh.write(requirements2) | |
921 | fh.chmod(0o0700) |
|
921 | fh.chmod(0o0700) | |
922 |
|
922 | |||
923 | with sftp.open('%s/requirements-py3.txt' % home, 'wb') as fh: |
|
923 | with sftp.open('%s/requirements-py3.txt' % home, 'wb') as fh: | |
924 | fh.write(requirements3) |
|
924 | fh.write(requirements3) | |
925 | fh.chmod(0o0700) |
|
925 | fh.chmod(0o0700) | |
926 |
|
926 | |||
927 | print('executing bootstrap') |
|
927 | print('executing bootstrap') | |
928 | chan, stdin, stdout = ssh_exec_command(client, |
|
928 | chan, stdin, stdout = ssh_exec_command(client, | |
929 | '%s/bootstrap' % home) |
|
929 | '%s/bootstrap' % home) | |
930 | stdin.close() |
|
930 | stdin.close() | |
931 |
|
931 | |||
932 | for line in stdout: |
|
932 | for line in stdout: | |
933 | print(line, end='') |
|
933 | print(line, end='') | |
934 |
|
934 | |||
935 | res = chan.recv_exit_status() |
|
935 | res = chan.recv_exit_status() | |
936 | if res: |
|
936 | if res: | |
937 | raise Exception('non-0 exit from bootstrap: %d' % res) |
|
937 | raise Exception('non-0 exit from bootstrap: %d' % res) | |
938 |
|
938 | |||
939 | print('bootstrap completed; stopping %s to create %s' % ( |
|
939 | print('bootstrap completed; stopping %s to create %s' % ( | |
940 | instance.id, name)) |
|
940 | instance.id, name)) | |
941 |
|
941 | |||
942 | return create_ami_from_instance(ec2client, instance, name, |
|
942 | return create_ami_from_instance(ec2client, instance, name, | |
943 | 'Mercurial Linux development environment', |
|
943 | 'Mercurial Linux development environment', | |
944 | fingerprint) |
|
944 | fingerprint) | |
945 |
|
945 | |||
946 |
|
946 | |||
947 | @contextlib.contextmanager |
|
947 | @contextlib.contextmanager | |
948 | def temporary_linux_dev_instances(c: AWSConnection, image, instance_type, |
|
948 | def temporary_linux_dev_instances(c: AWSConnection, image, instance_type, | |
949 | prefix='hg-', ensure_extra_volume=False): |
|
949 | prefix='hg-', ensure_extra_volume=False): | |
950 | """Create temporary Linux development EC2 instances. |
|
950 | """Create temporary Linux development EC2 instances. | |
951 |
|
951 | |||
952 | Context manager resolves to a list of ``ec2.Instance`` that were created |
|
952 | Context manager resolves to a list of ``ec2.Instance`` that were created | |
953 | and are running. |
|
953 | and are running. | |
954 |
|
954 | |||
955 | ``ensure_extra_volume`` can be set to ``True`` to require that instances |
|
955 | ``ensure_extra_volume`` can be set to ``True`` to require that instances | |
956 | have a 2nd storage volume available other than the primary AMI volume. |
|
956 | have a 2nd storage volume available other than the primary AMI volume. | |
957 | For instance types with instance storage, this does nothing special. |
|
957 | For instance types with instance storage, this does nothing special. | |
958 | But for instance types without instance storage, an additional EBS volume |
|
958 | But for instance types without instance storage, an additional EBS volume | |
959 | will be added to the instance. |
|
959 | will be added to the instance. | |
960 |
|
960 | |||
961 | Instances have an ``ssh_client`` attribute containing a paramiko SSHClient |
|
961 | Instances have an ``ssh_client`` attribute containing a paramiko SSHClient | |
962 | instance bound to the instance. |
|
962 | instance bound to the instance. | |
963 |
|
963 | |||
964 | Instances have an ``ssh_private_key_path`` attributing containing the |
|
964 | Instances have an ``ssh_private_key_path`` attributing containing the | |
965 | str path to the SSH private key to connect to the instance. |
|
965 | str path to the SSH private key to connect to the instance. | |
966 | """ |
|
966 | """ | |
967 |
|
967 | |||
968 | block_device_mappings = [ |
|
968 | block_device_mappings = [ | |
969 | { |
|
969 | { | |
970 | 'DeviceName': image.block_device_mappings[0]['DeviceName'], |
|
970 | 'DeviceName': image.block_device_mappings[0]['DeviceName'], | |
971 | 'Ebs': { |
|
971 | 'Ebs': { | |
972 | 'DeleteOnTermination': True, |
|
972 | 'DeleteOnTermination': True, | |
973 |
'VolumeSize': |
|
973 | 'VolumeSize': 12, | |
974 | 'VolumeType': 'gp2', |
|
974 | 'VolumeType': 'gp2', | |
975 | }, |
|
975 | }, | |
976 | } |
|
976 | } | |
977 | ] |
|
977 | ] | |
978 |
|
978 | |||
979 | # This is not an exhaustive list of instance types having instance storage. |
|
979 | # This is not an exhaustive list of instance types having instance storage. | |
980 | # But |
|
980 | # But | |
981 | if (ensure_extra_volume |
|
981 | if (ensure_extra_volume | |
982 | and not instance_type.startswith(tuple(INSTANCE_TYPES_WITH_STORAGE))): |
|
982 | and not instance_type.startswith(tuple(INSTANCE_TYPES_WITH_STORAGE))): | |
983 | main_device = block_device_mappings[0]['DeviceName'] |
|
983 | main_device = block_device_mappings[0]['DeviceName'] | |
984 |
|
984 | |||
985 | if main_device == 'xvda': |
|
985 | if main_device == 'xvda': | |
986 | second_device = 'xvdb' |
|
986 | second_device = 'xvdb' | |
987 | elif main_device == '/dev/sda1': |
|
987 | elif main_device == '/dev/sda1': | |
988 | second_device = '/dev/sdb' |
|
988 | second_device = '/dev/sdb' | |
989 | else: |
|
989 | else: | |
990 | raise ValueError('unhandled primary EBS device name: %s' % |
|
990 | raise ValueError('unhandled primary EBS device name: %s' % | |
991 | main_device) |
|
991 | main_device) | |
992 |
|
992 | |||
993 | block_device_mappings.append({ |
|
993 | block_device_mappings.append({ | |
994 | 'DeviceName': second_device, |
|
994 | 'DeviceName': second_device, | |
995 | 'Ebs': { |
|
995 | 'Ebs': { | |
996 | 'DeleteOnTermination': True, |
|
996 | 'DeleteOnTermination': True, | |
997 | 'VolumeSize': 8, |
|
997 | 'VolumeSize': 8, | |
998 | 'VolumeType': 'gp2', |
|
998 | 'VolumeType': 'gp2', | |
999 | } |
|
999 | } | |
1000 | }) |
|
1000 | }) | |
1001 |
|
1001 | |||
1002 | config = { |
|
1002 | config = { | |
1003 | 'BlockDeviceMappings': block_device_mappings, |
|
1003 | 'BlockDeviceMappings': block_device_mappings, | |
1004 | 'EbsOptimized': True, |
|
1004 | 'EbsOptimized': True, | |
1005 | 'ImageId': image.id, |
|
1005 | 'ImageId': image.id, | |
1006 | 'InstanceInitiatedShutdownBehavior': 'terminate', |
|
1006 | 'InstanceInitiatedShutdownBehavior': 'terminate', | |
1007 | 'InstanceType': instance_type, |
|
1007 | 'InstanceType': instance_type, | |
1008 | 'KeyName': '%sautomation' % prefix, |
|
1008 | 'KeyName': '%sautomation' % prefix, | |
1009 | 'MaxCount': 1, |
|
1009 | 'MaxCount': 1, | |
1010 | 'MinCount': 1, |
|
1010 | 'MinCount': 1, | |
1011 | 'SecurityGroupIds': [c.security_groups['linux-dev-1'].id], |
|
1011 | 'SecurityGroupIds': [c.security_groups['linux-dev-1'].id], | |
1012 | } |
|
1012 | } | |
1013 |
|
1013 | |||
1014 | with temporary_ec2_instances(c.ec2resource, config) as instances: |
|
1014 | with temporary_ec2_instances(c.ec2resource, config) as instances: | |
1015 | wait_for_ip_addresses(instances) |
|
1015 | wait_for_ip_addresses(instances) | |
1016 |
|
1016 | |||
1017 | ssh_private_key_path = str(c.key_pair_path_private('automation')) |
|
1017 | ssh_private_key_path = str(c.key_pair_path_private('automation')) | |
1018 |
|
1018 | |||
1019 | for instance in instances: |
|
1019 | for instance in instances: | |
1020 | client = wait_for_ssh( |
|
1020 | client = wait_for_ssh( | |
1021 | instance.public_ip_address, 22, |
|
1021 | instance.public_ip_address, 22, | |
1022 | username='hg', |
|
1022 | username='hg', | |
1023 | key_filename=ssh_private_key_path) |
|
1023 | key_filename=ssh_private_key_path) | |
1024 |
|
1024 | |||
1025 | instance.ssh_client = client |
|
1025 | instance.ssh_client = client | |
1026 | instance.ssh_private_key_path = ssh_private_key_path |
|
1026 | instance.ssh_private_key_path = ssh_private_key_path | |
1027 |
|
1027 | |||
1028 | try: |
|
1028 | try: | |
1029 | yield instances |
|
1029 | yield instances | |
1030 | finally: |
|
1030 | finally: | |
1031 | for instance in instances: |
|
1031 | for instance in instances: | |
1032 | instance.ssh_client.close() |
|
1032 | instance.ssh_client.close() | |
1033 |
|
1033 | |||
1034 |
|
1034 | |||
1035 | def ensure_windows_dev_ami(c: AWSConnection, prefix='hg-', |
|
1035 | def ensure_windows_dev_ami(c: AWSConnection, prefix='hg-', | |
1036 | base_image_name=WINDOWS_BASE_IMAGE_NAME): |
|
1036 | base_image_name=WINDOWS_BASE_IMAGE_NAME): | |
1037 | """Ensure Windows Development AMI is available and up-to-date. |
|
1037 | """Ensure Windows Development AMI is available and up-to-date. | |
1038 |
|
1038 | |||
1039 | If necessary, a modern AMI will be built by starting a temporary EC2 |
|
1039 | If necessary, a modern AMI will be built by starting a temporary EC2 | |
1040 | instance and bootstrapping it. |
|
1040 | instance and bootstrapping it. | |
1041 |
|
1041 | |||
1042 | Obsolete AMIs will be deleted so there is only a single AMI having the |
|
1042 | Obsolete AMIs will be deleted so there is only a single AMI having the | |
1043 | desired name. |
|
1043 | desired name. | |
1044 |
|
1044 | |||
1045 | Returns an ``ec2.Image`` of either an existing AMI or a newly-built |
|
1045 | Returns an ``ec2.Image`` of either an existing AMI or a newly-built | |
1046 | one. |
|
1046 | one. | |
1047 | """ |
|
1047 | """ | |
1048 | ec2client = c.ec2client |
|
1048 | ec2client = c.ec2client | |
1049 | ec2resource = c.ec2resource |
|
1049 | ec2resource = c.ec2resource | |
1050 | ssmclient = c.session.client('ssm') |
|
1050 | ssmclient = c.session.client('ssm') | |
1051 |
|
1051 | |||
1052 | name = '%s%s' % (prefix, 'windows-dev') |
|
1052 | name = '%s%s' % (prefix, 'windows-dev') | |
1053 |
|
1053 | |||
1054 | image = find_image(ec2resource, AMAZON_ACCOUNT_ID, base_image_name) |
|
1054 | image = find_image(ec2resource, AMAZON_ACCOUNT_ID, base_image_name) | |
1055 |
|
1055 | |||
1056 | config = { |
|
1056 | config = { | |
1057 | 'BlockDeviceMappings': [ |
|
1057 | 'BlockDeviceMappings': [ | |
1058 | { |
|
1058 | { | |
1059 | 'DeviceName': '/dev/sda1', |
|
1059 | 'DeviceName': '/dev/sda1', | |
1060 | 'Ebs': { |
|
1060 | 'Ebs': { | |
1061 | 'DeleteOnTermination': True, |
|
1061 | 'DeleteOnTermination': True, | |
1062 | 'VolumeSize': 32, |
|
1062 | 'VolumeSize': 32, | |
1063 | 'VolumeType': 'gp2', |
|
1063 | 'VolumeType': 'gp2', | |
1064 | }, |
|
1064 | }, | |
1065 | } |
|
1065 | } | |
1066 | ], |
|
1066 | ], | |
1067 | 'ImageId': image.id, |
|
1067 | 'ImageId': image.id, | |
1068 | 'InstanceInitiatedShutdownBehavior': 'stop', |
|
1068 | 'InstanceInitiatedShutdownBehavior': 'stop', | |
1069 | 'InstanceType': 't3.medium', |
|
1069 | 'InstanceType': 't3.medium', | |
1070 | 'KeyName': '%sautomation' % prefix, |
|
1070 | 'KeyName': '%sautomation' % prefix, | |
1071 | 'MaxCount': 1, |
|
1071 | 'MaxCount': 1, | |
1072 | 'MinCount': 1, |
|
1072 | 'MinCount': 1, | |
1073 | 'SecurityGroupIds': [c.security_groups['windows-dev-1'].id], |
|
1073 | 'SecurityGroupIds': [c.security_groups['windows-dev-1'].id], | |
1074 | } |
|
1074 | } | |
1075 |
|
1075 | |||
1076 | commands = [ |
|
1076 | commands = [ | |
1077 | # Need to start the service so sshd_config is generated. |
|
1077 | # Need to start the service so sshd_config is generated. | |
1078 | 'Start-Service sshd', |
|
1078 | 'Start-Service sshd', | |
1079 | 'Write-Output "modifying sshd_config"', |
|
1079 | 'Write-Output "modifying sshd_config"', | |
1080 | r'$content = Get-Content C:\ProgramData\ssh\sshd_config', |
|
1080 | r'$content = Get-Content C:\ProgramData\ssh\sshd_config', | |
1081 | '$content = $content -replace "Match Group administrators","" -replace "AuthorizedKeysFile __PROGRAMDATA__/ssh/administrators_authorized_keys",""', |
|
1081 | '$content = $content -replace "Match Group administrators","" -replace "AuthorizedKeysFile __PROGRAMDATA__/ssh/administrators_authorized_keys",""', | |
1082 | r'$content | Set-Content C:\ProgramData\ssh\sshd_config', |
|
1082 | r'$content | Set-Content C:\ProgramData\ssh\sshd_config', | |
1083 | 'Import-Module OpenSSHUtils', |
|
1083 | 'Import-Module OpenSSHUtils', | |
1084 | r'Repair-SshdConfigPermission C:\ProgramData\ssh\sshd_config -Confirm:$false', |
|
1084 | r'Repair-SshdConfigPermission C:\ProgramData\ssh\sshd_config -Confirm:$false', | |
1085 | 'Restart-Service sshd', |
|
1085 | 'Restart-Service sshd', | |
1086 | 'Write-Output "installing OpenSSL client"', |
|
1086 | 'Write-Output "installing OpenSSL client"', | |
1087 | 'Add-WindowsCapability -Online -Name OpenSSH.Client~~~~0.0.1.0', |
|
1087 | 'Add-WindowsCapability -Online -Name OpenSSH.Client~~~~0.0.1.0', | |
1088 | 'Set-Service -Name sshd -StartupType "Automatic"', |
|
1088 | 'Set-Service -Name sshd -StartupType "Automatic"', | |
1089 | 'Write-Output "OpenSSH server running"', |
|
1089 | 'Write-Output "OpenSSH server running"', | |
1090 | ] |
|
1090 | ] | |
1091 |
|
1091 | |||
1092 | with INSTALL_WINDOWS_DEPENDENCIES.open('r', encoding='utf-8') as fh: |
|
1092 | with INSTALL_WINDOWS_DEPENDENCIES.open('r', encoding='utf-8') as fh: | |
1093 | commands.extend(l.rstrip() for l in fh) |
|
1093 | commands.extend(l.rstrip() for l in fh) | |
1094 |
|
1094 | |||
1095 | # Disable Windows Defender when bootstrapping because it just slows |
|
1095 | # Disable Windows Defender when bootstrapping because it just slows | |
1096 | # things down. |
|
1096 | # things down. | |
1097 | commands.insert(0, 'Set-MpPreference -DisableRealtimeMonitoring $true') |
|
1097 | commands.insert(0, 'Set-MpPreference -DisableRealtimeMonitoring $true') | |
1098 | commands.append('Set-MpPreference -DisableRealtimeMonitoring $false') |
|
1098 | commands.append('Set-MpPreference -DisableRealtimeMonitoring $false') | |
1099 |
|
1099 | |||
1100 | # Compute a deterministic fingerprint to determine whether image needs |
|
1100 | # Compute a deterministic fingerprint to determine whether image needs | |
1101 | # to be regenerated. |
|
1101 | # to be regenerated. | |
1102 | fingerprint = resolve_fingerprint({ |
|
1102 | fingerprint = resolve_fingerprint({ | |
1103 | 'instance_config': config, |
|
1103 | 'instance_config': config, | |
1104 | 'user_data': WINDOWS_USER_DATA, |
|
1104 | 'user_data': WINDOWS_USER_DATA, | |
1105 | 'initial_bootstrap': WINDOWS_BOOTSTRAP_POWERSHELL, |
|
1105 | 'initial_bootstrap': WINDOWS_BOOTSTRAP_POWERSHELL, | |
1106 | 'bootstrap_commands': commands, |
|
1106 | 'bootstrap_commands': commands, | |
1107 | 'base_image_name': base_image_name, |
|
1107 | 'base_image_name': base_image_name, | |
1108 | }) |
|
1108 | }) | |
1109 |
|
1109 | |||
1110 | existing_image = find_and_reconcile_image(ec2resource, name, fingerprint) |
|
1110 | existing_image = find_and_reconcile_image(ec2resource, name, fingerprint) | |
1111 |
|
1111 | |||
1112 | if existing_image: |
|
1112 | if existing_image: | |
1113 | return existing_image |
|
1113 | return existing_image | |
1114 |
|
1114 | |||
1115 | print('no suitable Windows development image found; creating one...') |
|
1115 | print('no suitable Windows development image found; creating one...') | |
1116 |
|
1116 | |||
1117 | with create_temp_windows_ec2_instances(c, config) as instances: |
|
1117 | with create_temp_windows_ec2_instances(c, config) as instances: | |
1118 | assert len(instances) == 1 |
|
1118 | assert len(instances) == 1 | |
1119 | instance = instances[0] |
|
1119 | instance = instances[0] | |
1120 |
|
1120 | |||
1121 | wait_for_ssm(ssmclient, [instance]) |
|
1121 | wait_for_ssm(ssmclient, [instance]) | |
1122 |
|
1122 | |||
1123 | # On first boot, install various Windows updates. |
|
1123 | # On first boot, install various Windows updates. | |
1124 | # We would ideally use PowerShell Remoting for this. However, there are |
|
1124 | # We would ideally use PowerShell Remoting for this. However, there are | |
1125 | # trust issues that make it difficult to invoke Windows Update |
|
1125 | # trust issues that make it difficult to invoke Windows Update | |
1126 | # remotely. So we use SSM, which has a mechanism for running Windows |
|
1126 | # remotely. So we use SSM, which has a mechanism for running Windows | |
1127 | # Update. |
|
1127 | # Update. | |
1128 | print('installing Windows features...') |
|
1128 | print('installing Windows features...') | |
1129 | run_ssm_command( |
|
1129 | run_ssm_command( | |
1130 | ssmclient, |
|
1130 | ssmclient, | |
1131 | [instance], |
|
1131 | [instance], | |
1132 | 'AWS-RunPowerShellScript', |
|
1132 | 'AWS-RunPowerShellScript', | |
1133 | { |
|
1133 | { | |
1134 | 'commands': WINDOWS_BOOTSTRAP_POWERSHELL.split('\n'), |
|
1134 | 'commands': WINDOWS_BOOTSTRAP_POWERSHELL.split('\n'), | |
1135 | }, |
|
1135 | }, | |
1136 | ) |
|
1136 | ) | |
1137 |
|
1137 | |||
1138 | # Reboot so all updates are fully applied. |
|
1138 | # Reboot so all updates are fully applied. | |
1139 | # |
|
1139 | # | |
1140 | # We don't use instance.reboot() here because it is asynchronous and |
|
1140 | # We don't use instance.reboot() here because it is asynchronous and | |
1141 | # we don't know when exactly the instance has rebooted. It could take |
|
1141 | # we don't know when exactly the instance has rebooted. It could take | |
1142 | # a while to stop and we may start trying to interact with the instance |
|
1142 | # a while to stop and we may start trying to interact with the instance | |
1143 | # before it has rebooted. |
|
1143 | # before it has rebooted. | |
1144 | print('rebooting instance %s' % instance.id) |
|
1144 | print('rebooting instance %s' % instance.id) | |
1145 | instance.stop() |
|
1145 | instance.stop() | |
1146 | ec2client.get_waiter('instance_stopped').wait( |
|
1146 | ec2client.get_waiter('instance_stopped').wait( | |
1147 | InstanceIds=[instance.id], |
|
1147 | InstanceIds=[instance.id], | |
1148 | WaiterConfig={ |
|
1148 | WaiterConfig={ | |
1149 | 'Delay': 5, |
|
1149 | 'Delay': 5, | |
1150 | }) |
|
1150 | }) | |
1151 |
|
1151 | |||
1152 | instance.start() |
|
1152 | instance.start() | |
1153 | wait_for_ip_addresses([instance]) |
|
1153 | wait_for_ip_addresses([instance]) | |
1154 |
|
1154 | |||
1155 | # There is a race condition here between the User Data PS script running |
|
1155 | # There is a race condition here between the User Data PS script running | |
1156 | # and us connecting to WinRM. This can manifest as |
|
1156 | # and us connecting to WinRM. This can manifest as | |
1157 | # "AuthorizationManager check failed" failures during run_powershell(). |
|
1157 | # "AuthorizationManager check failed" failures during run_powershell(). | |
1158 | # TODO figure out a workaround. |
|
1158 | # TODO figure out a workaround. | |
1159 |
|
1159 | |||
1160 | print('waiting for Windows Remote Management to come back...') |
|
1160 | print('waiting for Windows Remote Management to come back...') | |
1161 | client = wait_for_winrm(instance.public_ip_address, 'Administrator', |
|
1161 | client = wait_for_winrm(instance.public_ip_address, 'Administrator', | |
1162 | c.automation.default_password()) |
|
1162 | c.automation.default_password()) | |
1163 | print('established WinRM connection to %s' % instance.id) |
|
1163 | print('established WinRM connection to %s' % instance.id) | |
1164 | instance.winrm_client = client |
|
1164 | instance.winrm_client = client | |
1165 |
|
1165 | |||
1166 | print('bootstrapping instance...') |
|
1166 | print('bootstrapping instance...') | |
1167 | run_powershell(instance.winrm_client, '\n'.join(commands)) |
|
1167 | run_powershell(instance.winrm_client, '\n'.join(commands)) | |
1168 |
|
1168 | |||
1169 | print('bootstrap completed; stopping %s to create image' % instance.id) |
|
1169 | print('bootstrap completed; stopping %s to create image' % instance.id) | |
1170 | return create_ami_from_instance(ec2client, instance, name, |
|
1170 | return create_ami_from_instance(ec2client, instance, name, | |
1171 | 'Mercurial Windows development environment', |
|
1171 | 'Mercurial Windows development environment', | |
1172 | fingerprint) |
|
1172 | fingerprint) | |
1173 |
|
1173 | |||
1174 |
|
1174 | |||
1175 | @contextlib.contextmanager |
|
1175 | @contextlib.contextmanager | |
1176 | def temporary_windows_dev_instances(c: AWSConnection, image, instance_type, |
|
1176 | def temporary_windows_dev_instances(c: AWSConnection, image, instance_type, | |
1177 | prefix='hg-', disable_antivirus=False): |
|
1177 | prefix='hg-', disable_antivirus=False): | |
1178 | """Create a temporary Windows development EC2 instance. |
|
1178 | """Create a temporary Windows development EC2 instance. | |
1179 |
|
1179 | |||
1180 | Context manager resolves to the list of ``EC2.Instance`` that were created. |
|
1180 | Context manager resolves to the list of ``EC2.Instance`` that were created. | |
1181 | """ |
|
1181 | """ | |
1182 | config = { |
|
1182 | config = { | |
1183 | 'BlockDeviceMappings': [ |
|
1183 | 'BlockDeviceMappings': [ | |
1184 | { |
|
1184 | { | |
1185 | 'DeviceName': '/dev/sda1', |
|
1185 | 'DeviceName': '/dev/sda1', | |
1186 | 'Ebs': { |
|
1186 | 'Ebs': { | |
1187 | 'DeleteOnTermination': True, |
|
1187 | 'DeleteOnTermination': True, | |
1188 | 'VolumeSize': 32, |
|
1188 | 'VolumeSize': 32, | |
1189 | 'VolumeType': 'gp2', |
|
1189 | 'VolumeType': 'gp2', | |
1190 | }, |
|
1190 | }, | |
1191 | } |
|
1191 | } | |
1192 | ], |
|
1192 | ], | |
1193 | 'ImageId': image.id, |
|
1193 | 'ImageId': image.id, | |
1194 | 'InstanceInitiatedShutdownBehavior': 'stop', |
|
1194 | 'InstanceInitiatedShutdownBehavior': 'stop', | |
1195 | 'InstanceType': instance_type, |
|
1195 | 'InstanceType': instance_type, | |
1196 | 'KeyName': '%sautomation' % prefix, |
|
1196 | 'KeyName': '%sautomation' % prefix, | |
1197 | 'MaxCount': 1, |
|
1197 | 'MaxCount': 1, | |
1198 | 'MinCount': 1, |
|
1198 | 'MinCount': 1, | |
1199 | 'SecurityGroupIds': [c.security_groups['windows-dev-1'].id], |
|
1199 | 'SecurityGroupIds': [c.security_groups['windows-dev-1'].id], | |
1200 | } |
|
1200 | } | |
1201 |
|
1201 | |||
1202 | with create_temp_windows_ec2_instances(c, config) as instances: |
|
1202 | with create_temp_windows_ec2_instances(c, config) as instances: | |
1203 | if disable_antivirus: |
|
1203 | if disable_antivirus: | |
1204 | for instance in instances: |
|
1204 | for instance in instances: | |
1205 | run_powershell( |
|
1205 | run_powershell( | |
1206 | instance.winrm_client, |
|
1206 | instance.winrm_client, | |
1207 | 'Set-MpPreference -DisableRealtimeMonitoring $true') |
|
1207 | 'Set-MpPreference -DisableRealtimeMonitoring $true') | |
1208 |
|
1208 | |||
1209 | yield instances |
|
1209 | yield instances |
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