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https://github.com/actuallymentor/battery.git
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b13b2e7051
Without an INT trap, Ctrl+C only kills the currently running child command (sleep, caffeinate, curl, etc.) while the script continues. Adding `trap 'exit 130' INT` ensures the whole process terminates.
70 lines
2.8 KiB
Bash
70 lines
2.8 KiB
Bash
#!/bin/bash
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echo -e "🔋 Starting battery update\n"
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# This script is running as root:
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# - Reset PATH to safe defaults at the very beginning of the script.
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# - Never include user-owned directories in PATH.
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PATH=/usr/bin:/bin:/usr/sbin:/sbin
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# Ensure Ctrl+C stops the entire script, not just the current command
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trap 'exit 130' INT
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# Define the installation directory for the battery background executables
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binfolder="/usr/local/co.palokaj.battery"
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function is_launched_by_gui_app() {
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# Determine the process group ID (PGID) of the current process
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local this_process_pgid="$(ps -o pgid= -p $$ | tr -d ' ')"
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# Return 0 if any process in the same process group has battery.app or Electron.app in its command string
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ps -x -g $this_process_pgid -o command= -ww 2>/dev/null | grep -qE '(battery\.app|Electron\.app)' >&/dev/null
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}
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# If running as an unprivileged user and launched by GUI app
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if [[ $EUID -ne 0 ]] && is_launched_by_gui_app; then
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# This execution path is taken when GUI app version 1_3_2 or earlier launches update using
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# the battery script of the same version. This is expected when a new version of battery.sh
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# is released but the GUI app has not been updated yet.
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# Exit successfully with a silent warning to avoid disrupting the existing installation.
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printf "%s\n%s\n" \
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"The update to the next version requires root privileges." \
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"Run the updated menu bar GUI app or issue the 'battery update' command in Terminal."
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exit 0
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fi
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# Trigger reinstall for Terminal users to update from version 1_3_2 or earlier.
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# Consider removing the following if..fi block in future versions when you believe
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# that users are no longer using versions 1_3_2 or earlier. New versions of battery.sh are using
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# more comprehensive checks in 'battery update' in order to trigger 'battery reinstall' when needed.
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if [[ $EUID -ne 0 && ! -x "$binfolder/battery" ]]; then
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echo -e "💡 This battery update requires a full reinstall...\n"
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curl -sS "https://raw.githubusercontent.com/actuallymentor/battery/main/setup.sh" | bash
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$binfolder/battery maintain recover
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exit 0
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fi
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echo -n "[ 1 ] Allocating temp folder: "
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tempfolder="$(mktemp -d)"
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echo "$tempfolder"
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function cleanup() { rm -rf "$tempfolder"; }
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trap cleanup EXIT
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updatefolder="$tempfolder/battery"
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mkdir -p $updatefolder
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echo "[ 2 ] Downloading the latest battery version"
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if ! curl -sS -o $updatefolder/battery.sh https://raw.githubusercontent.com/actuallymentor/battery/main/battery.sh; then
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err=$?
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echo -e "\n❌ Failed to download the update.\n"
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exit $err
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fi
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echo "[ 3 ] Writing script to $binfolder/battery"
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sudo install -d -m 755 -o root -g wheel "$binfolder"
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sudo install -m 755 -o root -g wheel "$updatefolder/battery.sh" "$binfolder/battery"
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echo "[ 4 ] Remove temporary folder"
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rm -rf "$tempfolder";
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echo -e "\n🎉 Battery tool updated.\n"
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