149 lines
3.8 KiB
Bash
Executable File
149 lines
3.8 KiB
Bash
Executable File
#!/bin/bash
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#
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# Entrypoint script should be pure bash.
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#
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# Debugging helpers:
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#PS4=':${LINENO}+' # Show line numbers
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#set -x # Trace commands
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#
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# Support arguments (this recommend but not required):
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# -f <file> Execute file on host, print the result and exit
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# -c <command> [Not recommended to use] Execute command on host, print the result and exit
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# -C <command in base64> Execute command on host, print the result and exit
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# -v <level> Verbose mode: 1 - verbose, 2 - super verbose
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# -e <NAME=B64> -e ... Environement variables (B64 is base64 encoded string)
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# -b <BASE64> -b ... Base64 encoded bash command
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# -H <HOME path> HOME path. Will be $HOME on the host.
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# -X <XDG path> XDG_* path (https://specifications.freedesktop.org/basedir-spec/basedir-spec-latest.html)
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#
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while getopts f:c:C:v:e:b:H:X: option; do
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case "$option" in
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f) EXECUTE_FILE=${OPTARG} ;;
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c) EXECUTE_COMMAND=${OPTARG} ;;
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C) EXECUTE_COMMAND_B64=${OPTARG} ;;
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v) VERBOSE=${OPTARG} ;;
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e) ENV+=("$OPTARG") ;;
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b) EBASH+=("$OPTARG") ;;
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H) HOMEPATH=${OPTARG} ;;
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X) XDGPATH=${OPTARG} ;;
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esac
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done
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if [[ $VERBOSE != '' ]]; then
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export XXH_VERBOSE=$VERBOSE
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fi
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for env in "${ENV[@]}"; do
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name="$(cut -d '=' -f 1 <<<"$env")"
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val="$(cut -d '=' -f 2- <<<"$env")"
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val=$(echo "$val" | base64 -d)
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if [[ $XXH_VERBOSE == '1' || $XXH_VERBOSE == '2' ]]; then
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echo Environment variable "$env": name="$name", value="$val"
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fi
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export "$name=$val"
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done
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for eb in "${EBASH[@]}"; do
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bash_command=$(echo "$eb" | base64 -d)
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if [[ $XXH_VERBOSE == '1' || $XXH_VERBOSE == '2' ]]; then
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echo Entrypoint bash execute: "$bash_command"
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fi
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eval "$bash_command"
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done
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## Example disabling option:
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if [[ $EXECUTE_COMMAND ]]; then
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echo 'nushell entrypoint does not supports command execution.'
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exit 1
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if [[ $EXECUTE_COMMAND_B64 ]]; then
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echo 'nushell entrypoint does not supports command execution.'
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exit 1
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#fi
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## Example command:
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# if [[ $EXECUTE_COMMAND ]]; then
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# EXECUTE_COMMAND=(-c "$EXECUTE_COMMAND")
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# fi
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#
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# if [[ $EXECUTE_COMMAND_B64 ]]; then
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# EXECUTE_COMMAND=$(echo "$EXECUTE_COMMAND_B64" | base64 -d)
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# if [[ $XXH_VERBOSE == '1' || $XXH_VERBOSE == '2' ]]; then
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# echo Execute command base64: "$EXECUTE_COMMAND_B64"
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# echo Execute command: "$EXECUTE_COMMAND"
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# fi
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#
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# EXECUTE_COMMAND=(-c "$EXECUTE_COMMAND")
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# fi
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#
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# if [[ $EXECUTE_FILE ]]; then
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# EXECUTE_COMMAND=""
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# fi
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# Example of adding argument `-f` before
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EXECUTE_FILE=$([ "$EXECUTE_FILE" ] && echo -n "-f $EXECUTE_FILE" || echo -n "")
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#
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# Move to current directory
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#
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CURRENT_DIR="$(cd "$(dirname "$0")" && pwd)"
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cd "$CURRENT_DIR"
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export XXH_HOME=$(readlink -f "$CURRENT_DIR"/../../../..)
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#if [[ ! -d $XXH_HOME/.local/share/<yourshell> ]]; then
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# mkdir -p $XXH_HOME/.local/share/<yourshell>
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#fi
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if [[ $HOMEPATH != '' ]]; then
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homerealpath=$(readlink -f "$HOMEPATH")
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if [[ -d $homerealpath ]]; then
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export HOME=$homerealpath
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else
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echo "Home path not found: $homerealpath"
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echo "Set HOME to $XXH_HOME"
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export HOME=$XXH_HOME
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fi
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else
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export HOME=$XXH_HOME
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fi
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if [[ $XDGPATH != '' ]]; then
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xdgrealpath=$(readlink -f "$XDGPATH")
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if [[ ! -d $xdgrealpath ]]; then
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echo "XDG path not found: $xdgrealpath"
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echo "Set XDG path to $XXH_HOME"
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export XDGPATH=$XXH_HOME
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fi
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else
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export XDGPATH=$XXH_HOME
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fi
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export XDG_CONFIG_HOME=$XDGPATH/.config
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export XDG_DATA_HOME=$XDGPATH/.local/share
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export XDG_CACHE_HOME=$XDGPATH/.cache
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#
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# Init prerun plugins
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#
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find "$CURRENT_DIR"/../../../plugins/xxh-plugin-*/build -type f -name '*prerun.sh' -print0 | while IFS= read -r -d '' pluginrc_file; do
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if [[ -f $pluginrc_file ]]; then
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if [[ $XXH_VERBOSE == '1' || $XXH_VERBOSE == '2' ]]; then
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echo Load plugin "$pluginrc_file"
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fi
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#cd $(dirname $pluginrc_file)
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source "$pluginrc_file"
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fi
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done
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#
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# Run the portable shell
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#
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cd "${XXH_HOME}"
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./nu # $EXECUTE_FILE "${EXECUTE_COMMAND[@]}"
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