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255 lines
9.9 KiB
Bash
255 lines
9.9 KiB
Bash
#!/bin/bash
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set -o pipefail #if any command within a pipe fails, make the whole pipe fail. Necessary for error-catching with reduceapt
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DIRECTORY="$(readlink -f "$(dirname "$0")")"
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trap "exit 1" TERM
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export TOP_PID=$$
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error() {
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echo -e "\e[91m$1\e[39m" 1>&2
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kill -w -s TERM $TOP_PID
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exit 1
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}
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#$1 is a quotation-marked, space-seperated list of package names.
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#$2 is the path to the program folder being installed.
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#Example usage: ~/pi-apps/pkg-install "gparted buffer expect" Arduino
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PKG_LIST="$1" #quotation-marked, space-seperated list of package names to install
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app="$(basename "$2")" #remove any slashes to just get program name
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reduceapt() { #remove unwanted lines from apt output
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grep -v "apt does not have a stable CLI interface.\|Reading package lists...\|Building dependency tree\|Reading state information...\|Need to get\|After this operation,\|Get:\|Fetched\|Selecting previously unselected package\|Preparing to unpack\|Unpacking \|Setting up \|Processing triggers for "
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}
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message_to_user() { #bright, attention-getting message to display to user
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echo -e "\e[93m
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▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼
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$1
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▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲
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\e[39m"
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}
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apt_diagnose() { #Explain stdin-inputted apt errors to user and list ways to fix them
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errors="$(cat /dev/stdin)"
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#check for 'E: The repository'
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if echo "$errors" | grep -q 'E: The repository';then
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message_to_user "APT reported a faulty repository, and you must fix it before Pi-Apps will work.
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To delete the repository:
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Remove the relevant line from /etc/apt/sources.list file or delete the file in
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the /etc/apt/sources.list.d folder.
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sources.list requires root permissions to edit: sudo mousepad /path/to/file"
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fi
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#check for 'NO_PUBKEY'
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if echo "$errors" | grep -q 'NO_PUBKEY';then
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echo -en "\e[93m
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▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼
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APT reported an unsigned repository. This script will try to repair it.
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Waiting 10 seconds... Press Ctrl+C to cancel.\e[39m"
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sleep 10
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echo -e '\n\e[93mAttempting to sign unsigned repositories...\e[39m'
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sudo apt update 2>&1 1>/dev/null | sed -ne 's/.*NO_PUBKEY //p' | while read key; do if ! [[ ${keys[*]} =~ "$key" ]]; then sudo apt-key adv --keyserver hkp://pool.sks-keyservers.net:80 --recv-keys "$key"; keys+=("$key"); fi; done
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if [ $? == 0 ];then
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echo -e '\e[93mDone. Please try installing the same app again.\e[39m'
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else
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echo -e '\e[93mAutomatic repository signing failed. You must repair the faulty repository yourself.\e[39m'
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fi
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echo -e "\e[93m▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲\n\e[39m"
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fi
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# check for 'Could not resolve' or 'Failed to fetch'
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if echo "$errors" | grep -q 'Could not resolve' || echo "$errors" | grep -q 'Failed to fetch' || echo "$errors" | grep -q 'Temporary failure resolving' || echo "$errors" | grep -q 'Network is unreachable';then
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message_to_user "APT reported an unresolvable repository.
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Please check your Internet connection and try again."
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fi
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#check for 'is configured multiple times in'
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if echo "$errors" | grep -q 'is configured multiple times in';then
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message_to_user "APT reported a double-configured repository, and you must fix it to fix Pi-Apps.
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To delete the repository:
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Remove the relevant line from /etc/apt/sources.list file or delete the file in
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the /etc/apt/sources.list.d folder.
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sources.list requires root permissions to edit: sudo mousepad /path/to/file"
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fi
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#check for "--fix-broken"
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if echo "$errors" | grep -q "\-\-fix\-broken" || echo "$errors" | grep -q "needs to be reinstalled" ;then
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message_to_user "APT reported a broken package, and you must fix it before Pi-Apps will work.
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Please run this command: sudo apt --fix-broken install"
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fi
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#check for dpkg --configure -a
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if echo "$errors" | grep -q "dpkg \-\-configure \-a" ;then
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message_to_user "Before APT or Pi-Apps will work, dpkg needs to repair your system.
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Please run this command: sudo dpkg --configure -a"
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fi
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}
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echo "Running pkg-install..."
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if [ -z "$PKG_LIST" ];then
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error "No package names specified to pkg-install!"
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elif [ -z "$app" ];then
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error "No app name specified to pkg-install!"
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fi
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LANG=C LC_ALL=C
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source "${DIRECTORY}/api"
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apt_lock_wait
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#sudo apt update
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{
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echo -e "Running \e[4msudo a\e[0mp\e[4mt u\e[0mp\e[4mdate\e[0m..."
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output="$(sudo LANG=C LC_ALL=C apt update 2>&1)"
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exitcode=$?
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#inform user about autoremovable packages
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if [ ! -z "$(echo "$output" | grep 'autoremove to remove them' )" ];then
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echo -e "\e[33mSome packages are unnecessary.\e[39m Please consider running \e[4msudo apt autoremove\e[0m."
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fi
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#inform user packages are upgradeable
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if [ ! -z "$(echo "$output" | grep 'packages can be upgraded' )" ];then
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echo -e "\e[33mSome packages can be upgraded.\e[39m Please consider running \e[4msudo apt full-upgrade\e[0m."
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fi
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#exit on apt error
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errors="$(echo "$output" | grep '^[(W)|(E)|(Err]:')"
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if [ $exitcode != 0 ] || [ ! -z "$errors" ];then
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echo -e "\e[91mpkg-install failed to run \e[4msudo apt update\e[0m\e[39m!"
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echo -e "APT reported these errors:\n\e[91m$errors\e[39m"
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#run some apt error diagnosis
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echo "$output" | apt_diagnose
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exit 1
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fi
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}
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#workarounds for local debs
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{
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for package in $PKG_LIST ;do
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#if package begins with / (absolute path)
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if [[ "$package" == /* ]];then
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#determine the package name from the package filepath
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packagename="$(dpkg-deb -I "$package" | grep "^ Package:" | awk '{print $2}')"
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[ -z "$packagename" ] && error "pkg-install: failed to determine the package name of $package"
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#change PKG_LIST to contain package name instead of package's absolute path
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PKG_LIST="$(echo "$PKG_LIST" | sed "s|$package|$packagename|")"
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echo -e "\e[97m\nInstalling local $packagename package...\e[39m"
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apt_lock_wait
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#install it and reduce apt's output
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output="$(sudo LANG=C LC_ALL=C apt install -y --no-install-recommends "$package" 2>&1 | reduceapt | tee /dev/stderr)"
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if [ $? != 0 ];then
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echo "$output" | apt_diagnose
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error "pkg_install: While installing local packages, $package failed to install."
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fi
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sudo apt-mark auto "$packagename" || error "pkg-install: failed to mark the $packagename package as autoremovable.\nlocal package path: $package"
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fi
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done
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#now PKG_LIST shouldn't contain any absolute file paths
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if [[ "$PKG_LIST" == /* ]];then
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error "pkg_install: failed to remove all absolute paths from the package list!\nContents of PKG_LIST:\n$PKG_LIST"
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fi
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}
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#workarounds for regex (using '*')
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{
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for package in $PKG_LIST ;do
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#if package contains *
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if echo "$package" | grep -q '*' ;then
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echo -e "\e[97m\n$package contains regex. Expanding it...\e[39m"
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list="$(apt-cache search "$package" | awk '{print $1}' | grep "$(echo "$package" | tr -d '*')" | tr '\n' ' ')"
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#change PKG_LIST to contain package name instead of package's absolute path
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PKG_LIST="$(echo "$PKG_LIST" | sed "s|$(echo "$package" | sed 's/*/\\*/g')|$list|g")"
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echo -e "\e[97m\npackage list is now: $PKG_LIST\e[39m"
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fi
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done
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#now PKG_LIST shouldn't contain any * characters
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if echo "$PKG_LIST" | grep -q '*';then
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error "pkg_install: failed to remove all regex from the package list!\nContents of PKG_LIST:\n$PKG_LIST"
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fi
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}
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#format PKG_LIST - remove double spaces, preceding spaces, and trailing spaces.
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PKG_LIST="$(echo "$PKG_LIST" | sed 's/ / /g' | sed 's/^ //g' | sed 's/ $//g')"
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#create dummy deb
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{
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#create dummy apt package that depends on the packages this app requires
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echo -e "\e[97m\nCreating dummy deb...\e[39m"
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#to avoid issues with symbols and spaces in app names, we shasum the app name for use in apt
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appnamehash="$(echo "$app" | md5sum | cut -c1-8 | awk '{print $1}')"
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rm -rf ~/pi-apps-$appnamehash ~/pi-apps-$appnamehash.deb
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trap "rm -rf $HOME/pi-apps-$appnamehash $HOME/pi-apps-$appnamehash.deb" EXIT
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mkdir -p ~/pi-apps-$appnamehash/DEBIAN
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echo "Maintainer: Pi-Apps team
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Name: $app
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Description: Dummy package created by pi-apps to install dependencies for the '$app' app
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Version: 1.0
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Architecture: all
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Priority: optional
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Section: custom
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Depends: $(echo "$PKG_LIST" | tr -d ',' | sed 's/ /, /g')
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Package: pi-apps-$appnamehash" > ~/pi-apps-$appnamehash/DEBIAN/control
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output="$(dpkg-deb --build ~/pi-apps-$appnamehash 2>&1)"
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if [ $? != 0 ];then
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echo "$output" | apt_diagnose
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error "pkg-install: failed to create dummy deb pi-apps-$appnamehash"
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fi
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}
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#install dummy deb
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{
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#ensure dummy deb isn't already installed
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if dpkg -l pi-apps-$appnamehash &>/dev/null ;then
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echo -e "\e[97m\nDummy deb is already installed. Uninstalling it first...\e[39m"
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sudo apt purge -y pi-apps-$appnamehash || error "Failed to purge dummy deb (pi-apps-$appnamehash)"
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#sudo apt update &>/dev/null
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fi
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apt_lock_wait
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echo -e "\e[97m\nInstalling dummy deb...\e[39m"
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output="$(sudo apt-get install -y --no-install-recommends ~/pi-apps-$appnamehash.deb 2>&1 | reduceapt | tee /dev/stderr )"
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rm -f ~/pi-apps-$appnamehash.deb
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rm -rf ~/pi-apps-$appnamehash
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echo -e "\e[97m\nApt finished.\e[39m"
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errors="$(echo "$output" | grep '^[(W)|(E)|(Err]:')"
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if [ ! -z "$errors" ];then
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echo -e "\e[91mFailed to install the packages!\e[39m"
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echo -e "APT reported these errors:\n\e[91m$errors\e[39m"
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#run some apt error diagnosis
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echo "$output" | apt_diagnose
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exit 1
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fi
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exit 0
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}
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