<@ULVA73B9P> I want to install a package from a pr...
# ask-marvin
a
@Marvin I want to install a package from a private github repo but I don't want to reveal the token
m
You can use a
deploy key
for this. Deploy keys are SSH keys that are stored on your server and grant access to a single GitHub repository. This key is attached directly to the repository instead of to a personal user account. Here are the steps to do it: 1. Generate a new SSH key on your server:
ssh-keygen -t rsa -b 4096 -C "<mailto:your_email@example.com|your_email@example.com>"
2. Go to your GitHub repository settings. 3. Click on
Deploy keys
and then on
Add deploy key
. 4. Enter a title, paste the public key you generated on your server, and click
Add key
. Now, you can use SSH instead of HTTPS for your repository. For example, instead of
<https://github.com/username/repo.git>
, you would use
git@github.com:username/repo.git
. Remember, the deploy key should be private and stay on your server. The public key is what you provide to GitHub.
a
@Marvin in the in the extra pip packages
m
If you want to install a package from a private GitHub repository using pip, you can do so by specifying the SSH link to the repository in your requirements file or pip install command. However, this will require SSH keys that have access to that repository to be present on the system where the install is happening. Here's an example of how you can specify the package in a requirements.txt file:
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<git+ssh://git@github.com/username/repo.git#egg=projectname>
However, as you mentioned, you don't want to reveal the token. Unfortunately, pip doesn't support SSH keys directly. You would need to have the SSH keys set up in your environment to use this method, which might not be suitable for your use case. As an alternative, you can consider using a private PyPI server, or using a service like GitHub Packages or GitLab's package repositories to host your Python packages. These services provide methods to authenticate with tokens without revealing them in your package requirements.
a
@Marvin I am trying to do this on an ECS wroker
m
If you're trying to install a package from a private GitHub repository on an Amazon ECS worker, you'll need to provide the worker with the necessary credentials to access the repository. Here's a general approach: 1. Create a GitHub Deploy Key: This is an SSH key that's attached to a repository instead of a user account. You can create a new SSH key pair on your local machine, then add the public key as a deploy key in your GitHub repository settings. 2. Store the Private Key Securely: You can use AWS Secrets Manager or AWS Systems Manager Parameter Store to store the private key securely. You'll then be able to access the key from your ECS tasks. 3. Configure the ECS Task to Use the Key: In your ECS task definition, you can add a step to fetch the private key from Secrets Manager or Parameter Store and add it to the SSH keychain. You'll also need to set the
GIT_SSH_COMMAND
environment variable to use the key:
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bash
    ssh-add /path/to/private/key
    GIT_SSH_COMMAND="ssh -i /path/to/private/key"
4. Install the Package: Now you should be able to install the package using pip:
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bash
    pip install <git+ssh://git@github.com/username/repo.git#egg=projectname>
Remember to replace
/path/to/private/key
with the actual path where you store the private key, and
username/repo.git#egg=projectname
with your actual repository and package name. This approach ensures that the private key is never exposed in your task definition or Dockerfile. It's fetched securely at runtime and used only for the duration of the task.