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A bootstrap script to install my dotfiles and configure a new computer
#!/usr/bin/env bash
# This bootstraps installing ssh-keys to github
# set colors
if tput setaf 1 &> /dev/null; then
tput sgr0
if [[ $(tput colors) -ge 256 ]] 2>/dev/null; then
ORANGE="$(tput setaf 172)"
else
ORANGE="$(tput setaf 4)"
fi
RESET="$(tput sgr0)"
else
ORANGE="\033[1;33m"
RESET="\033[m"
fi
function notice() {
echo "${ORANGE}[ notice ] : ${1}${RESET}"
}
script="${HOME}/bootstrap.sh"
cat >"$script" <<EOL
#\$usr/bin/env bash
# set colors
if tput setaf 1 &> /dev/null; then
tput sgr0
if [[ \$(tput colors) -ge 256 ]] 2>/dev/null; then
ORANGE="\$(tput setaf 172)"
else
ORANGE="\$(tput setaf 4)"
fi
RESET="\$(tput sgr0)"
else
ORANGE="\033[1;33m"
RESET="\033[m"
fi
function notice() { echo "\${ORANGE}[ notice ] : \${1}\${RESET}" ; }
function checkForGit() {
notice "Confirming we have developer tools..."
if ! xcode-select --print-path &> /dev/null; then
xcode-select --install &> /dev/null
until xcode-select --print-path &> /dev/null; do
sleep 5
done
notice 'XCode Command Line Tools Installed'
sudo xcode-select -switch /Applications/Xcode.app/Contents/Developer
notice 'Making xcode-select developer directory point to Xcode'
sudo xcodebuild -license
notice 'Agree with the XCode Command Line Tools licence'
else
notice "Command Line Tools installed"
fi
}
checkForGit
function seek_confirmation() {
notice "\$@"
while true; do
read -p " (y/n) " yn
case \$yn in
[Yy]* ) return 0 ;;
[Nn]* ) return 1 ;;
* ) input "Please answer yes or no." ;;
esac
done
}
function createKey() {
notice "Checking for SSH key in ~/.ssh/id_rsa.pub, generating one if it doesn't exist"
if ! [ -f "\${HOME}/.ssh/id_rsa.pub" ]; then
ssh-keygen -t rsa
fi
notice "Copying public key to clipboard..."
if [ -f "\${HOME}/.ssh/id_rsa.pub" ]; then
pbcopy < "\${HOME}/.ssh/id_rsa.pub"
fi
}
createKey
function testKey() {
ready=false
while [ "\$ready" != true ]; do
if seek_confirmation "Ready to paste SSH key to Github?"; then
ready=true
open https://github.com/account/ssh
fi
done
ready=false
while [ "\$ready" != true ]; do
if seek_confirmation "Ready to test they key?"; then ready=true; fi
done
notice "Confirming the SSH key works..."
ready=false
while [ "\$ready" != true ]; do
ssh -T git@github.com
# ssh returns a status of '1' when the command works and a status
# of '255' when it doesn't. So, we check for a status of less then 2
if [ \$? -lt 2 ]; then
ready=true
notice "Congrats. You can now SSH to Github"
else
if seek_confirmation "\$?: Key didn't work. Test again?"; then
continue
else
notice "can't continue without github working. Exiting."
exit 1
fi
fi
done
}
testKey
function cloneRepo() {
notice "Cloning dotfiles repo..."
cd "\$HOME"
if ! git clone git@github.com:natelandau/dotfiles.git; then
notice "Uh oh. Seems we had problems..."
notice "Try running this script again once resolved"
exit 1
else
notice "Repo successfully cloned"
notice "Please run '~/dotfiles/install.sh' to bootstrap your computer"
fi
}
cloneRepo
exit 0
EOL
chmod a+x "$script"
notice "SUCCESS! '$script' created."
notice "To bootstrap your new computer follow these steps"
notice "1. Run '$script' to clone the dotfiles repo"
notice "2. Delete '$script'. Once it's run you no longer need it."
notice "3. Run the 'install.sh' to bootstrap your computer"
notice "Have fun..."
exit 0
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