-
Notifications
You must be signed in to change notification settings - Fork 43
Add ssm capability #6
New issue
Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.
By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.
Already on GitHub? Sign in to your account
Open
bradkwadsworth
wants to merge
6
commits into
aws:master
Choose a base branch
from
bradkwadsworth:add_ssm_capability
base: master
Could not load branches
Branch not found: {{ refName }}
Loading
Could not load tags
Nothing to show
Loading
Are you sure you want to change the base?
Some commits from the old base branch may be removed from the timeline,
and old review comments may become outdated.
Open
Changes from all commits
Commits
Show all changes
6 commits
Select commit
Hold shift + click to select a range
File filter
Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
There are no files selected for viewing
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,94 @@ | ||
| # Copyright 2019 Amazon.com, Inc. or its affiliates. All Rights Reserved. | ||
| # | ||
| # Licensed under the Apache License, Version 2.0 (the "License"). You | ||
| # may not use this file except in compliance with the License. A copy of | ||
| # the License is located at | ||
| # | ||
| # http://aws.amazon.com/apache2.0/ | ||
| # | ||
| # or in the "license" file accompanying this file. This file is | ||
| # distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF | ||
| # ANY KIND, either express or implied. See the License for the specific | ||
| # language governing permissions and limitations under the License. | ||
|
|
||
| import os | ||
| import tempfile | ||
|
|
||
| class EC2InstanceConnectSSHConfig(object): | ||
| """ | ||
| Generates a temporary ssh config file | ||
| """ | ||
| def __init__(self, instance_bundles, logger): | ||
| """ | ||
| :param instance_bundles: list of dicts that provide dns name, zone, etc information about EC2 instances | ||
| :type instance_bundles: list | ||
| :param logger: EC2 Instance Connect CLI logger to use for log messages | ||
| :type logger: ec2instanceconnectcli.EC2InstanceConnectLogger.EC2InstanceConnectLogger | ||
| """ | ||
| self.logger = logger | ||
| self.instance_bundles = instance_bundles | ||
| self.region = self.get_region() | ||
| self.tempf = self.write_config() | ||
|
|
||
| def get_region(self): | ||
| region = None | ||
| for bundle in self.instance_bundles: | ||
| region = bundle['region'] | ||
|
|
||
| return region | ||
|
|
||
| def add_instance_name(self): | ||
| """ | ||
| Add ec2 instance id to ssh config | ||
| """ | ||
| config = "host {0}\n".format(self.instance_bundles[0]['instance_id']) | ||
| return config | ||
|
|
||
| def add_ssm_proxy_command(self, config, region=None): | ||
| """ | ||
| Add ProxyCommand to ssh config | ||
|
|
||
| :param config: Initial config string | ||
| :type config: basestring | ||
| :param region: Region string | ||
| :type region: basestring | ||
| """ | ||
|
|
||
| region_cli = '' | ||
|
|
||
| if region is not None: | ||
| region_cli = "--region {0}".format(region) | ||
|
|
||
| proxy_command = "ProxyCommand sh -c \"aws {0} ssm start-session --target %h --document-name AWS-StartSSHSession --parameters 'portNumber=%p'\"".format(region_cli) | ||
| return "{0} {1}".format(config, proxy_command) | ||
|
|
||
| def write_config(self): | ||
| """ | ||
| Write ssh config file to temporary directory | ||
| """ | ||
| config = self.add_instance_name() | ||
| if self.instance_bundles[0]['ssm']: | ||
| config = self.add_ssm_proxy_command(config, self.region) | ||
| tempf = tempfile.NamedTemporaryFile(delete=False) | ||
| with open(tempf.name, 'w') as f: | ||
| f.write(config) | ||
| os.chmod(tempf.name, 0o600) | ||
| tempf.file.close() | ||
| return tempf | ||
|
|
||
| def get_config_file(self): | ||
| """ | ||
| Returns temporary ssh config file. | ||
|
|
||
| :return: ssh config filepath | ||
| :rtype: basestring | ||
| """ | ||
| return self.tempf.name | ||
|
|
||
| def __del__(self): | ||
| """ | ||
| Remove the temp ssh config file. | ||
| """ | ||
| if self.tempf is not None: | ||
| self.logger.debug('Deleting the ssh_config file: {0}'.format(self.tempf.name)) | ||
| os.remove(self.tempf.name) | ||
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Oops, something went wrong.
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
There was a problem hiding this comment.
Choose a reason for hiding this comment
The reason will be displayed to describe this comment to others. Learn more.
Command should include the
--profileargument if it was used when calledmsshThere was a problem hiding this comment.
Choose a reason for hiding this comment
The reason will be displayed to describe this comment to others. Learn more.
Also it should adapt when executed on windows environments
ProxyCommand C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe "aws ssm start-session --target %h --document-name AWS-StartSSHSession --parameters portNumber=%p"