146 lines
4.2 KiB
Bash
146 lines
4.2 KiB
Bash
#!/usr/bin/env zsh
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# Functions
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# Generate TLS certs using a local CA
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gencert () {
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DOMAIN=$1
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test -d /usr/local/opt/openssl@1.1/bin && PATH='/usr/local/opt/openssl@1.1/bin':$PATH
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test -d /opt/homebrew/opt/openssl@1.1/bin && PATH='/opt/homebrew/opt/openssl@1.1/bin':$PATH
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test -f /usr/local/etc/openssl@1.1/openssl.cnf && SSLCNF='/usr/local/etc/openssl@1.1/openssl.cnf'
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test -f /opt/homebrew/etc/openssl@1.1/openssl.cnf && SSLCNF='/opt/homebrew/etc/openssl@1.1/openssl.cnf'
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test -f /etc/ssl/openssl.cnf && SSLCNF='/etc/ssl/openssl.cnf'
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cd $HOME/git/ca
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[[ ! -d $DOMAIN ]] && mkdir $DOMAIN
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cd $DOMAIN
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[[ -f key ]] && mv key key.bak
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[[ -f csr ]] && mv csr csr.bak
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[[ -f crt ]] && mv crt crt.bak
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openssl ecparam -name secp384r1 -genkey -noout -out key
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chmod 644 key
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openssl req -new -sha256 -key key -subj "/C=UK/ST=England/L=Bury/O=JMB Dev Ltd/CN=$DOMAIN" -reqexts SAN -config <(cat $SSLCNF <(printf "[SAN]\nsubjectAltName=DNS:$DOMAIN")) -out csr
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openssl x509 -req -in csr -extfile <(cat $SSLCNF <(printf "[SAN]\nsubjectAltName=DNS:$DOMAIN")) -extensions SAN -CA ../jmb-ca-ecc.pem -CAkey ../jmb-ca-ecc.key -CAcreateserial -days 90 -sha256 -out crt
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cd $HOME/git/ca
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echo 'Certs generated for $DOMAIN'
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}
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# Delete branches selected via fzf
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delete-branches () {
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git branch |
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grep --invert-match '\*' | # Remove current branch
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fzf --multi --preview="git log {..}" |
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gxargs --no-run-if-empty git branch --delete
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}
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# Delete branches selected via fzf (force the deletion)
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delete-branches-force () {
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git branch |
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grep --invert-match '\*' | # Remove current branch
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fzf --multi --preview="git log {..}" |
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gxargs --no-run-if-empty git branch --delete --force
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}
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# Open a PR
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function pr-checkout() {
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local pr_number
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pr_number=$(
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gh api 'repos/:owner/:repo/pulls' --jq '.[] | "#\(.number) \(.title)"' |
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fzf |
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sd '^\#(\d+)\s.*' '$1'
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)
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if [ -n "$pr_number" ]; then
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gh pr checkout "$pr_number"
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fi
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}
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# tail, but better
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function watch-file() {
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tail -f $1 | bat --paging=never -l log
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}
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# Get a temporary directory in a cross-platform manner
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# See https://unix.stackexchange.com/a/685873
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function get-temporary-directory() {
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local temporary_directory=${XDG_RUNTIME_DIR:-${TMPDIR:-${TMP:-${TEMP:-/tmp}}}}
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echo $temporary_directory
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}
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# Start an SSH SOCKS tunnel
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function start-proxy() {
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if [ -z "$SSH_PROXY_HOST" ]; then
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echo "SSH_PROXY_HOST is not set or empty"
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return
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fi
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local socket_dir=$(get-temporary-directory)
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# Check if the last character of socket_dir is a directory separator character
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if [[ $socket_dir[-1] == / ]]; then
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# If yes, remove the directory separator character
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socket_dir="${socket_dir%?}"
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fi
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echo "Opening proxy connection"
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# Below we use -S and -M to help make closing the connection more reliable
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# See this Stack Overflow answer for more info
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# https://unix.stackexchange.com/a/525388
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# -D 1337 opens up the SOXKS tunnel on localhost:1337
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# -f Tells `ssh` to fork the ssh process in to the background
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# -C Enables compression of data on the connections
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# -q Uses quiet mode
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# -N Do not execute a remote command on this connection
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# -S Set the ControlPath for this connection
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# -M Place the client into `master` mode
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ssh -D 1337 -f -C -q -N -S $socket_dir/ssh-proxy-control -M $SSH_PROXY_HOST
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}
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# Stop an open proxy connection
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function stop-proxy() {
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if [ -z "$SSH_PROXY_HOST" ]; then
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echo "SSH_PROXY_HOST is not set or empty"
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return
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fi
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local socket_dir=$(get-temporary-directory)
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# Check if the last character of socket_dir is a directory separator character
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if [[ $socket_dir[-1] == / ]]; then
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# If yes, remove the directory separator character
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socket_dir="${socket_dir%?}"
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fi
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echo "Closing proxy connection"
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# See the comments in `start-proxy()` for more info
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ssh -S $socket_dir/ssh-proxy-control -O exit $SSH_PROXY_HOST
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}
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# Get the system appearance
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function get-system-appearance() {
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if ! type defaults &>/dev/null; then
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echo ""
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fi
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local darkMode=true;
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if [[ $(defaults read -g AppleInterfaceStyle 2> /dev/null) != 'Dark' ]]; then
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darkMode=false
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fi
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if [[ $darkMode == true ]]; then
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echo "dark"
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else
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echo "light"
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fi
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}
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