gh-ssh

#!/usr/bin/env bash

# A simple script to automatically generate an ssh key and add it to the ssh-agent.
source <(grep email "$HOME/.dotfiles/.gitconfig" | sed 's/ *= */=/g')
if [ -z ${email+x} ]; then
    exit 1
fi

OLD_PRIV_KEY="$HOME/.ssh/id_rsa"
OLD_PUB_KEY="$HOME/.ssh/id_rsa.pub"

PRIV_KEY="$HOME/.ssh/id_ed25519"
PUB_KEY="$HOME/.ssh/id_ed25519.pub"

if ! [ -f "$PRIV_KEY" ] && ! [ -f "$OLD_PRIV_KEY" ]; then
    ssh-keygen -t ed25519 -f "$PRIV_KEY" -C "$email"
    eval "$(ssh-agent -s)"
    ssh-add "$PRIV_KEY"
elif [ -f "$OLD_PRIV_KEY" ]; then
    echo "SSH key already exists."
    echo "[WARNING]: Using deprecated RSA key."
    PUB_KEY="$OLD_PUB_KEY"
else
    echo "SSH key already exists."
fi

# Copy to clipboard
xclip -selection c -i "$PUB_KEY"
echo "Public key copied to clipboard."