add-ssh-key

#!/usr/bin/env bash

key="${1}"
key_path=$(echo "$key" | awk -F '.ssh/' '{print $2}');
pass_path="ssh/${key_path}"

COLOR_RED=$(tput setaf 1)
COLOR_GREEN=$(tput setaf 2)
COLOR_RESET=$(tput sgr0)

print() {
    echo -e "$@"
}

error() {
    print "${COLOR_RED}"
    echo -n "${1}"
    print "${COLOR_RESET}"
}

success() {
    print "${COLOR_GREEN}"
    echo -n "${1}"
    print "${COLOR_RESET}"
}

if pass show "${pass_path}" &>/dev/null; then
    # Retrieve the passphrase from pass
    PASS=$(pass "${pass_path}")
    # Check that the key has a passphrase
    if [ -n "${PASS}" ]; then
        success "Adding key with passphrase: ${key}"
        # Use expect to interact with ssh-add and provide the password
        PASS=$(printf '%q' "${PASS}")
        expect << EOF
spawn ssh-add "${key}"
expect "Enter passphrase for ${key}:"
send "${PASS}\n"
expect eof
EOF
    fi
else
    error "No passphrase found for key: ${key} at ${pass_path}"
fi