ആരാമം

GitHub Multi-Login

3 min read

Reference - fromDev2Dev

Enable Service

Go to services.msc and enable OpenSSH Authentication Agent; Set the Startup as ‘Automatic’

Create Private and Public Keys for Account

repeat for all user accounts 

ssh-keygen -t ed25519 -C "test@domain.com"
# provide filename, example id_25519_test
# provide password

by default, location of keys will be ~/.ssh, if not found, check under current directory and move the files under ~/.ssh

file without extension is private key and with .pub extension is public key

Add Keys in Github

repeat for all user accounts

Go to github account and from settings, go to SSH and GPG keys and add the public key with custom title, set key type as Authentication Key

Create SSH config file

Create config file under ~/.ssh using the following format

Host github.test // hostname can be customized
    Hostname github.com
    User git
    IdentityFile ~/.ssh/id_25519_test // defines the private key file
    IdentitiesOnly yes

Configure .bashrc

repeat for all user accounts

.bashrc file can be found under home directory (~), if not found, create one and add the following configuration so that it looks first openssh directory

PATH="/c/Windows/System32/OpenSSh:${PATH}"

restart the git bash terminal

Configure SSH

Add the private keys to SSH authentication service

ssh-add ~/.ssh/id_25519_test
ssh -Tv github.test // use the host used within .config file, T option is to diable terminal session, v - verbose

Add .gitconfig file account

git config --global --edit
 
// .gitconfig
 
 
[user]
	name = primary username 
	email = primary email address
 
[includeIf "gitdir:secondary-location"]
	path = .gitconfig-test // secondary .gitconfig
 
[init]
	defaultBranch = main
 
[core]
	autocrlf = true
	editor = nvim
	sshCommand = C:/Windows/System32/OpenSSH/ssh.exe

Create the .gitconfig-test file under home directory (~)

[user]
	name = secondary username 
	email = secondary email address
[core]
    sshCommand = "ssh -i ~/.ssh/id_25519_test"

Validate the configs

Go to the gitdir defined within the ~.gitconfig for the secondary account
Clone a repository using SSH

git clone git@host-name:account/repo.git

repeat for all user accounts

To edit an existing configuration for an already cloned repo

git remote get-url origin
git remote set-url origin github.test/account/repo.git

Notes

Configure the identity per project. That is, while configuring user.email and user.name, avoid avoid using --global flag.

git config user.name "your name"
git config user.email "your email"

Create/update the url of remote with PAT or Personal Access Token.

while creating PAT, include permissions for content, issues, pull requests; allow read and write acess. include only required repository within scope. 

git remote set-url remote-name url-with-pat
 
git remote set-url origin https://PERSONAL-ACCESS-TOKEN@github.com/kaekeshan/garden.git

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