From dfe67e2856d610fd46d333e412cf53759d003d70 Mon Sep 17 00:00:00 2001 From: Augusto Gunsch Date: Thu, 5 Aug 2021 22:29:58 -0300 Subject: [PATCH] Generalize pacman_config --- install.sh | 243 ++++++++++++++++++++++++++++++++++++++++++----------- 1 file changed, 194 insertions(+), 49 deletions(-) diff --git a/install.sh b/install.sh index cd2b6a4..fba42da 100755 --- a/install.sh +++ b/install.sh @@ -8,15 +8,36 @@ YELLOW='\033[1;33m' NC='\033[0m' # No Color BOLD=$(tput bold) NORM=$(tput sgr0) +readonly RED +readonly LGREEN +readonly YELLOW +readonly NC +readonly BOLD +readonly NORM ### VARS ### -CURPHASE=1 -MAXPHASE=2 +CUR_PHASE=1 +MAX_PHASE=2 +readonly MAX_PHASE + +### DISTRO ### +PACMAN_PATH="/etc/pacman.conf" +PACMAN_TEMP_PATH="/tmp/pacman.conf" +DISTRO=$(lsb_release -is) +DEFAULT_INCLUDE='/etc/pacman.d/mirrorlist' +if [ "$DISTRO" != "Arch" -a "$DISTRO" != "Artix" ]; then + echo "Error: $(lsb_release -ds) not supported" + usage +fi +readonly PACMAN_PATH +readonly PACMAN_TEMP_PATH +readonly DISTRO +readonly DEFAULT_INCLUDE ### OPTIONS AND PARAMETERS ### usage() { - printf "Usage: $0 [-nhv] (-p | [-d] )\n -p: Install packages only\n -d: Install dotfiles only\n -h: Display this message\n -n: Do not prompt for confirmation\n -v: Verbose output\n user: User that the dotfiles should be installed to\n" + printf "Usage: $0 [-nhv] (-p | [-d] -u )\n -p: Install packages only\n -d: Install dotfiles only\n -h: Display this message\n -n: Non-interactive mode\n -v: Verbose output\n -u : User that the dotfiles should be installed to\n" exit 2 } @@ -41,18 +62,18 @@ exclusive() while getopts ":nvhdpu:" c; do case $c in d) - [ "$INSTALL" = PACKAGES ] && exclusive '-p' '-d' - MAXPHASE=$((MAXPHASE-1)) + [ "$INSTALL" = "PACKAGES" ] && exclusive '-p' '-d' + MAX_PHASE=$((MAX_PHASE-1)) set_var INSTALL DOTFILES "-d" ;; p) - [ "$INSTALL" = DOTFILES ] && exclusive '-p' '-d' + [ "$INSTALL" = "DOTFILES" ] && exclusive '-p' '-d' [ -n "$INSTALLUSER" ] && exclusive '-p' '' - MAXPHASE=$((MAXPHASE-1)) + MAX_PHASE=$((MAX_PHASE-1)) set_var INSTALL PACKAGES "-p" ;; u) - [ "$INSTALL" = PACKAGES ] && exclusive '-p' '' + [ "$INSTALL" = "PACKAGES" ] && exclusive '-p' '' set_var INSTALLUSER $OPTARG "-u" ;; - n) NOCONFIRM=true ;; + n) NO_CONFIRM=true ;; v) VERBOSE=true ;; h) usage ;; ?) echo "Unknown option -$OPTARG"; usage ;; @@ -77,12 +98,12 @@ fi ### ASK FOR CONFIRMATION ### -if [ ! $NOCONFIRM ]; then +if [ ! $NO_CONFIRM ]; then echo "${BOLD}Please confirm operation:${NORM}" echo -ne "Installing ${LGREEN}${INSTALL@L}${NC}" [ -n "$INSTALLUSER" ] && echo -ne " for ${LGREEN}$INSTALLUSER ($HOMEDIR)${NC}" printf "\n" - echo -n "Continue installation? [y/N] " + echo -n "Proceed with installation? [y/N] " read ans case $ans in y|Y) break ;; @@ -94,8 +115,8 @@ fi [ $VERBOSE ] && set -x printphase() { - echo -e "${BOLD}${YELLOW}[$CURPHASE/$MAXPHASE] $1 phase${NC}${NORM}" - CURPHASE=$((CURPHASE+1)) + echo -e "${BOLD}${YELLOW}[$CUR_PHASE/$MAX_PHASE] $1 phase${NC}${NORM}" + CUR_PHASE=$((CUR_PHASE+1)) } install_aur() { @@ -124,7 +145,7 @@ install() { } prompt() { - [ $NOCONFIRM ] && return true + [ $NO_CONFIRM -eq 1 ] && return true echo -n "$1 [Y/n]" read ans case $ans in @@ -133,45 +154,169 @@ prompt() { esac } -pacman_conf() { - echo -n "Adding $2 to $1 (/etc/pacman.conf)..." - awk '$0 ~ /^'$1'[[:blank:]]+=.*[[:blank:]]'$2'[[:blank:]].*/ { exit 0 }' /etc/pacman.conf - if [ $? = 0 ]; then - awk '$0 ~ /^'$1'[[:blank:]]+=.*/ { exit 1 }' /etc/pacman.conf - if [ $? = 1 ]; then +pacman_config() { + local LABEL=$1 + local OPTION=$2 + local VALUE=$3 + local APPEND=${4:-0} #int + local LOW_PRIORITY=${5:-0} #int + local VALUE_ESCAPE=$(echo $VALUE | sed 's/\//\\\//g') + +# 1st script +# if(there is [LABEL] uncommented): +# if(there is OPTION uncommented): +# if(VALUE != CURRENT_VALUE): +# if(APPEND): +# append(VALUE); +# else: +# substitute(CURRENT_VALUE,VALUE); +# 2nd script +# else if(there is OPTION = VALUE commented): +# uncomment(OPTION = VALUE); +# 3rd script +# else if(there is [LABEL] commented): +# uncomment(LABEL); +# if(there is OPTION = VALUE commented): +# uncomment(OPTION = VALUE); +# else: +# append(OPTION = VALUE); +# 4th script +# else: +# append([LABEL]); +# append(OPTION = VALUE); + + set +e + awk ' + BEGIN { todo = 1 } + { if ($0 ~ /^\['$LABEL'\][[:blank:]]*$/) { + print $0 + + while(1) { + hasline = getline + if (!hasline || $0 ~ /^\[.*\][[:blank:]]*$/) { + break + } + else if ($0 ~ /^'$OPTION'[[:blank:]]+=.*/) { + todo = 0 + if ($0 !~ /[[:blank:]]'$VALUE_ESCAPE'/) { + if('$APPEND') {$(NF+1) = "'$VALUE'"} + else {$3 = "'$VALUE'"; NF = 3} + } + print $0 + break + } + print $0 + } + } else { + print $0 + } } + END { exit todo } ' \ + $PACMAN_PATH > $PACMAN_TEMP_PATH + + if [ $? -eq 1 ]; then + awk ' + BEGIN { todo = 1 } + { if ($0 ~ /^\['$LABEL'\][[:blank:]]*$/) { + print $0 + + while(1) { + hasline = getline + if (!hasline || $0 ~ /^\[.*\][[:blank:]]*$/) { + break + } + if ($0 ~ /^#?'$OPTION'[[:blank:]]+=.*[[:blank:]]'$VALUE_ESCAPE'/) { + todo = 0 + $1 = "'$OPTION'" + print $0 + break + } + print $0 + } + } else { + print $0 + } } + END { exit todo } ' \ + $PACMAN_PATH > $PACMAN_TEMP_PATH + + if [ $? -eq 1 ]; then awk ' BEGIN { todo = 1 } - { - if ($0 ~ /^'$1'[[:blank:]]+=.*/ && todo) - { - $(NF+1) = "'$2'" - todo = 0 - } - print $0 - }' \ - /etc/pacman.conf > /tmp/pacman.conf - mv /tmp/pacman.conf /etc/pacman.conf - else - awk '$0 ~ /^#'$1'[[:blank:]]+=[[:blank:]]*$/ { exit 1 } ' /etc/pacman.conf - if [ $? = 1 ]; then - awk ' - BEGIN { todo = 1 } - { - if ($0 ~ /^#'$1'[[:blank:]]+=[[:blank:]]*$/ && todo) - { - $1 = "'$1'" - $(NF+1) = "'$2'" - todo = 0 + { if ($0 ~ /^#?\['$LABEL'\][[:blank:]]*$/) { + todo = 0 + print "['$LABEL']" + + while(1) { + hasline = getline + if (!hasline || $0 ~ /^\[.*\][[:blank:]]*$/) { + print "'$OPTION' = '$VALUE'" + print "" + print $0 + break + } + if ($0 ~ /^#?'$OPTION'[[:blank:]]+=.*[[:blank:]]'$VALUE_ESCAPE'/) { + $1 = "'$OPTION'" + print $0 + break } print $0 - }' \ - /etc/pacman.conf > /tmp/pacman.conf - mv /tmp/pacman.conf /etc/pacman.conf - else - echo "'$1' = $2" >> /etc/pacman.conf + } + } else { + print $0 + } } + END { exit todo } ' \ + $PACMAN_PATH > $PACMAN_TEMP_PATH + + if [ $? -eq 1 ]; then + if [ $LOW_PRIORITY -eq 1 ]; then + cat $PACMAN_PATH > $PACMAN_TEMP_PATH + echo "" >> $PACMAN_TEMP_PATH + echo "[$LABEL]" >> $PACMAN_TEMP_PATH + echo "$OPTION = $VALUE" >> $PACMAN_TEMP_PATH + else + awk ' + BEGIN { todo = 1 } + { + if (todo && $0 ~ /^#?\[.*\][[:blank:]]*$/) { + print "['$LABEL']" + print "'$OPTION' = '$VALUE'" + print "" + todo = 0 + } + print $0 + } + + END { + if (todo) { + print "" + print "['$LABEL']" + print "'$OPTION' = '$VALUE'" + } + } ' \ + $PACMAN_PATH > $PACMAN_TEMP_PATH + fi fi fi fi + + mv $PACMAN_TEMP_PATH $PACMAN_PATH + set -e +} + +pacman_opt() { + local CONFIG=$1 + local VALUE=$2 + + echo -n "Adding $VALUE to $CONFIG (/etc/pacman.conf)..." + pacman_config options $CONFIG $VALUE 1 0 + echo "done" +} + +pacman_repo() { + local REPO=$1 + local INCLUDE=${2:-$DEFAULT_INCLUDE} + + echo -n "Enabling repository [$REPO] (/etc/pacman.conf)..." + pacman_config $REPO "Include" $INCLUDE 0 1 echo "done" } @@ -183,12 +328,12 @@ link() { install_doas() { #install_aur requires sudo or doas - [ ! $(prompt "Do you want to install doas (will remove sudo if installed)?") ] && return + [ ! $(prompt "Do you want to install doas (will remove sudo and forbid it in /etc/pacman.conf)?") ] && return install sudo install_aur doas remove sudo - pacman_conf IgnorePkg sudo - pacman_conf NoUpgrade sudo + pacman_opt IgnorePkg sudo + pacman_opt NoUpgrade sudo link /bin/doas /bin/sudo echo -n "Configuring doas... " echo "permit persist $INSTALLUSER as root" > /etc/doas.conf