commit ca583840fe6d108c438ae63bc0f25050bd9aae77
Author: Dorian Niemiec <webmaster@svrjs.org>
Date:   Fri Aug 4 16:31:08 2023 +0200

    Initial commit

diff --git a/README.txt b/README.txt
new file mode 100644
index 0000000..ad042e6
--- /dev/null
+++ b/README.txt
@@ -0,0 +1,2 @@
+To install SVR.JS on GNU/Linux, run `sudo bash installer.sh`.
+You need to supply SVR.JS archive to "svrjs.zip" file.
diff --git a/installer.sh b/installer.sh
new file mode 100755
index 0000000..ee90501
--- /dev/null
+++ b/installer.sh
@@ -0,0 +1,314 @@
+#!/bin/bash
+
+##Print splash
+echo '******************************'
+echo '**SVR.JS installer for Linux**'
+echo '******************************'
+echo
+
+##Check if user is root
+if [ "$(id -u)" != "0" ]; then
+  echo 'You need to have root privileges to install SVR.JS'
+  exit 1
+fi
+
+##Select OS type
+echo 'Select your OS type. Valid OS types:'
+echo '0 - Debian-based GNU/Linux (e.g. Debian, Devuan, Ubuntu Server)'
+echo '1 - RHEL-based GNU/Linux (e.g. CentOS, Fedora Server, Red Hat Enterprise Linux Server)'
+echo '2 - SUSE-based GNU/Linux (e.g. OpenSUSE Server, SLES)'
+echo '3 - Arch-based GNU/Linux (e.g. Arch, Manjaro)'
+echo '4 - FreeBSD'
+echo '5 - Other'
+echo -n 'Your OS type: '
+read OSTYPE
+if [ "$OSTYPE" == "0" ]; then
+  DISTRO=debian
+elif [ "$OSTYPE" == "1" ]; then
+  DISTRO=rhel
+elif [ "$OSTYPE" == "2" ]; then
+  DISTRO=suse
+elif [ "$OSTYPE" == "3" ]; then
+  DISTRO=arch
+elif [ "$OSTYPE" == "4" ]; then
+  DISTRO=freebsd
+elif [ "$OSTYPE" == "5" ]; then
+  DISTRO=other
+else
+  echo 'Invalid OS type!'
+  exit 1
+fi
+
+##Define depedency installation functions
+install_nodejs() {
+  if [ "$DISTRO" == "debian" ]; then
+    apt install nodejs
+  elif [ "$DISTRO" == "rhel" ]; then
+    yum install nodejs
+  elif [ "$DISTRO" == "suse" ]; then
+    zypper install nodejs14
+  elif [ "$DISTRO" == "arch" ]; then
+    pacman -S nodejs
+  elif [ "$DISTRO" == "freebsd" ]; then
+    pkg install node
+  else
+    echo "You need to install Node.JS manually"
+  fi
+}
+
+install_unzip() {
+  if [ "$DISTRO" == "debian" ]; then
+    apt install unzip
+  elif [ "$DISTRO" == "rhel" ]; then
+    yum install unzip
+  elif [ "$DISTRO" == "suse" ]; then
+    zypper install unzip
+  elif [ "$DISTRO" == "arch" ]; then
+    pacman -S unzip
+  elif [ "$DISTRO" == "freebsd" ]; then
+    pkg install unzip
+  else
+    echo "You need to install unzip manually"
+  fi
+}
+
+install_setcap() {
+  if [ "$DISTRO" == "debian" ]; then
+    apt install libcap2-bin
+  elif [ "$DISTRO" == "rhel" ]; then
+    yum install libcap
+  elif [ "$DISTRO" == "suse" ]; then
+    zypper install libcap-progs
+  elif [ "$DISTRO" == "arch" ]; then
+    pacman -S libcap
+  elif [ "$DISTRO" == "freebsd" ]; then
+    echo "Your OS doesn't support setcap"
+  else
+    echo "You need to install setcap manually"
+  fi
+}
+
+##Check if svrjs.zip exists
+if ! [ -f svrjs.zip ]; then
+  echo 'Can'"'"'t find SVR.JS archive in "svrjs.zip"! Make sure to download SVR.JS archive file from https://svrjs.org and rename it to "svrjs.zip".'
+  exit 1
+fi
+
+##Check if unzip is installed
+echo "Checking for unzip..."
+unziputil=$(whereis -b -B $(echo $PATH | sed 's|:| |g') -f unzip | awk '{ print $2}' | xargs)
+if [ "$unziputil" == "" ]; then
+  install_unzip #Install unzip
+fi
+unziputil=$(whereis -b -B $(echo $PATH | sed 's|:| |g') -f unzip | awk '{ print $2}' | xargs)
+if [ "$unziputil" == "" ]; then
+  echo 'Can'"'"'t locate unzip!'
+  exit 1
+fi
+
+##Check if Node.JS is installed
+echo "Checking for Node.JS..."
+nodejs=$(whereis -b -B $(echo $PATH | sed 's|:| |g') -f node | awk '{ print $2}' | xargs)
+if [ "$nodejs" == "" ]; then
+  install_nodejs #Install Node.JS
+fi
+nodejs=$(whereis -b -B $(echo $PATH | sed 's|:| |g') -f node | awk '{ print $2}' | xargs)
+if [ "$nodejs" == "" ]; then
+  echo 'Can'"'"'t locate Node.JS!'
+  exit 1
+fi
+
+##Check if setcap is installed
+echo "Checking for setcap..."
+setcapis=$(whereis -b -B $(echo $PATH | sed 's|:| |g') -f setcap | awk '{ print $2}' | xargs)
+if [ "$setcapis" == "" ]; then
+  install_setcap #Install Node.JS
+fi
+setcapis=$(whereis -b -B $(echo $PATH | sed 's|:| |g') -f setcap | awk '{ print $2}' | xargs)
+if [ "$setcapis" == "" ]; then
+  echo 'Can'"'"'t locate setcap, you need to grant networking permissions manually'
+else
+  ##Grant networking permissions to Node.JS
+  echo "Granting networking permissions..."
+  sudo setcap cap_net_bind_service=+ep $nodejs
+fi
+
+##Copy SVR.JS files
+echo "Copying SVR.JS files..."
+mkdir /usr/lib/svrjs
+unzip svrjs.zip -d /usr/lib/svrjs > /dev/null
+pushd .
+cd /usr/lib/svrjs
+node svr.js > /dev/null
+popd
+ln -s /usr/lib/svrjs/log /var/log/svrjs
+ln -s /usr/lib/svrjs/config.json /etc/svrjs-config.json
+node -e 'var fs=require("fs"),config=JSON.parse(fs.readFileSync("/usr/lib/svrjs/config.json").toString());config.wwwroot="/var/www/svrjs",fs.writeFileSync("/usr/lib/svrjs/config.json",JSON.stringify(config));' > /dev/null
+mkdir -p /var/www/svrjs
+mv /usr/lib/svrjs/index.html /var/www/svrjs
+mv /usr/lib/svrjs/tests.html /var/www/svrjs
+mv /usr/lib/svrjs/licenses /var/www/svrjs
+mv /usr/lib/svrjs/testdir /var/www/svrjs
+mv /usr/lib/svrjs/serverSideScript.js /var/www/svrjs
+mv /usr/lib/svrjs/logo.png /var/www/svrjs
+mv /usr/lib/svrjs/powered.png /var/www/svrjs
+mv /usr/lib/svrjs/views.txt /var/www/svrjs
+mv /usr/lib/svrjs/hviews.txt /var/www/svrjs
+cp -R /usr/lib/svrjs/.dirimages /var/www/svrjs
+
+##Install SVR.JS utilities
+echo "Installing SVR.JS utilities..."
+echo '#!/bin/bash' > /tmp/svrjs-utiltemplate
+echo 'PARAMETERS=$(printf "%q " "$@")' >> /tmp/svrjs-utiltemplate
+echo >> /tmp/svrjs-utiltemplate
+echo 'if [ "$PARAMETERS" == "'"'""'"' " ]; then' >> /tmp/svrjs-utiltemplate
+echo '  PARAMETERS=""' >> /tmp/svrjs-utiltemplate
+echo 'fi' >> /tmp/svrjs-utiltemplate
+echo >> /tmp/svrjs-utiltemplate
+echo 'cd /usr/lib/svrjs' >> /tmp/svrjs-utiltemplate
+cp /tmp/svrjs-utiltemplate /usr/bin/svrjs-loghighlight
+echo 'node loghighlight.js $PARAMETERS' >> /usr/bin/svrjs-loghighlight
+chmod a+x /usr/bin/svrjs-loghighlight
+cp /tmp/svrjs-utiltemplate /usr/bin/svrjs-logviewer
+echo 'node logviewer.js $PARAMETERS' >> /usr/bin/svrjs-logviewer
+chmod a+x /usr/bin/svrjs-logviewer
+cp /tmp/svrjs-utiltemplate /usr/bin/svrpasswd
+echo 'node svrpasswd.js $PARAMETERS' >> /usr/bin/svrpasswd
+chmod a+x /usr/bin/svrpasswd
+
+##Create user for running SVR.JS and assign permissions of files
+echo "Creating user for running SVR.JS..."
+useradd -r -d /usr/lib/svrjs svrjs
+echo "Assigning SVR.JS permissions..."
+chown -hR svrjs:svrjs /usr/lib/svrjs
+chown -hR svrjs:svrjs /var/log/svrjs
+chown -hR svrjs:svrjs /var/www/svrjs
+find /usr/lib/svrjs -type d -exec chmod 755 {} \;
+find /usr/lib/svrjs -type f -exec chmod 644 {} \;
+find /var/log/svrjs -type d -exec chmod 755 {} \;
+find /var/log/svrjs -type f -exec chmod 644 {} \;
+find /var/www/svrjs -type d -exec chmod 755 {} \;
+find /var/www/svrjs -type f -exec chmod 644 {} \;
+
+##Install SVR.JS service
+echo "Installing SVR.JS service..."
+systemddetect=$(whereis -b -B $(echo $PATH | sed 's|:| |g') -f systemctl | awk '{ print $2}' | xargs)
+if [ "$systemddetect" == "" ]; then
+  echo '#!/bin/bash' > /etc/init.d/svrjs
+  echo '### BEGIN INIT INFO' >> /etc/init.d/svrjs
+  echo '# Provides:          svrjs' >> /etc/init.d/svrjs
+  echo '# Required-Start:    $local_fs $remote_fs $network $syslog $named' >> /etc/init.d/svrjs
+  echo '# Required-Stop:     $local_fs $remote_fs $network $syslog $named' >> /etc/init.d/svrjs
+  echo '# Default-Start:     2 3 4 5' >> /etc/init.d/svrjs
+  echo '# Default-Stop:      0 1 6' >> /etc/init.d/svrjs
+  echo '# X-Interactive:     true' >> /etc/init.d/svrjs
+  echo '# Short-Description: SVR.JS web server' >> /etc/init.d/svrjs
+  echo '# Description:       Start the web server' >> /etc/init.d/svrjs
+  echo '#  This script will start the SVR.JS web server.' >> /etc/init.d/svrjs
+  echo '### END INIT INFO' >> /etc/init.d/svrjs
+  echo >> /etc/init.d/svrjs
+  echo 'server="/usr/lib/svrjs/svr.js"' >> /etc/init.d/svrjs
+  echo 'servicename="SVR.JS web server"' >> /etc/init.d/svrjs
+  echo >> /etc/init.d/svrjs
+  echo 'user="svrjs"' >> /etc/init.d/svrjs
+  echo 'nodejs=$(whereis -b -B $(echo $PATH | sed '"'"'s|:| |g'"'"') -f node | awk '"'"'{ print $2}'"'"' | xargs)' >> /etc/init.d/svrjs
+  echo >> /etc/init.d/svrjs
+  echo 'script="$(basename $0)"' >> /etc/init.d/svrjs
+  echo 'lockfile="/var/lock/$script"' >> /etc/init.d/svrjs
+  echo ' ' >> /etc/init.d/svrjs
+  echo '. /etc/rc.d/init.d/functions 2>/dev/null || . /etc/rc.status 2>/dev/null || . /lib/lsb/init-functions 2>/dev/null' >> /etc/init.d/svrjs
+  echo >> /etc/init.d/svrjs
+  echo 'ulimit -n 12000 2>/dev/null' >> /etc/init.d/svrjs
+  echo 'RETVAL=0' >> /etc/init.d/svrjs
+  echo >> /etc/init.d/svrjs
+  echo 'do_start()' >> /etc/init.d/svrjs
+  echo '{' >> /etc/init.d/svrjs
+  echo '    if [ ! -f "$lockfile" ] ; then' >> /etc/init.d/svrjs
+  echo '        echo -n $"Starting $servicename: "' >> /etc/init.d/svrjs
+  echo '        runuser -l "$user" -c "$nodejs $server > /dev/null &" && echo_success || echo_failure' >> /etc/init.d/svrjs
+  echo '        RETVAL=$?' >> /etc/init.d/svrjs
+  echo '        echo' >> /etc/init.d/svrjs
+  echo '        [ $RETVAL -eq 0 ] && touch "$lockfile"' >> /etc/init.d/svrjs
+  echo '    else' >> /etc/init.d/svrjs
+  echo '        echo "$servicename is locked."' >> /etc/init.d/svrjs
+  echo '        RETVAL=1' >> /etc/init.d/svrjs
+  echo '    fi' >> /etc/init.d/svrjs
+  echo '}' >> /etc/init.d/svrjs
+  echo ' ' >> /etc/init.d/svrjs
+  echo 'echo_failure() {' >> /etc/init.d/svrjs
+  echo '    echo "fail"' >> /etc/init.d/svrjs
+  echo '}' >> /etc/init.d/svrjs
+  echo >> /etc/init.d/svrjs
+  echo 'echo_success() {' >> /etc/init.d/svrjs
+  echo '    echo "success"' >> /etc/init.d/svrjs
+  echo '}' >> /etc/init.d/svrjs
+  echo >> /etc/init.d/svrjs
+  echo 'echo_warning() {' >> /etc/init.d/svrjs
+  echo '    echo "warning"' >> /etc/init.d/svrjs
+  echo '}' >> /etc/init.d/svrjs
+  echo >> /etc/init.d/svrjs
+  echo 'do_stop()' >> /etc/init.d/svrjs
+  echo '{' >> /etc/init.d/svrjs
+  echo '    echo -n $"Stopping $servicename: "' >> /etc/init.d/svrjs
+  echo '    pid=`ps -aefw | grep "$nodejs $server" | grep -v " grep " | awk '"'"'{print $2}'"'"'`' >> /etc/init.d/svrjs
+  echo '    kill -9 $pid > /dev/null 2>&1 && echo_success || echo_failure' >> /etc/init.d/svrjs
+  echo '    RETVAL=$?' >> /etc/init.d/svrjs
+  echo '    echo' >> /etc/init.d/svrjs
+  echo '    [ $RETVAL -eq 0 ] && rm -f "$lockfile"' >> /etc/init.d/svrjs
+  echo >> /etc/init.d/svrjs
+  echo '    if [ "$pid" = "" -a -f "$lockfile" ]; then' >> /etc/init.d/svrjs
+  echo '        rm -f "$lockfile"' >> /etc/init.d/svrjs
+  echo '        echo "Removed lockfile ( $lockfile )"' >> /etc/init.d/svrjs
+  echo '    fi' >> /etc/init.d/svrjs
+  echo '}' >> /etc/init.d/svrjs
+  echo ' ' >> /etc/init.d/svrjs
+  echo 'do_status()' >> /etc/init.d/svrjs
+  echo '{' >> /etc/init.d/svrjs
+  echo '   pid=`ps -aefw | grep "$nodejs $server" | grep -v " grep " | awk '"'"'{print $2}'"'"' | head -n 1`' >> /etc/init.d/svrjs
+  echo '   if [ "$pid" != "" ]; then' >> /etc/init.d/svrjs
+  echo '     echo "$servicename (pid $pid) is running..."' >> /etc/init.d/svrjs
+  echo '   else' >> /etc/init.d/svrjs
+  echo '     echo "$servicename is stopped"' >> /etc/init.d/svrjs
+  echo '   fi' >> /etc/init.d/svrjs
+  echo '}' >> /etc/init.d/svrjs
+  echo >> /etc/init.d/svrjs
+  echo 'case "$1" in' >> /etc/init.d/svrjs
+  echo '    start)' >> /etc/init.d/svrjs
+  echo '        do_start' >> /etc/init.d/svrjs
+  echo '        ;;' >> /etc/init.d/svrjs
+  echo '    stop)' >> /etc/init.d/svrjs
+  echo '        do_stop' >> /etc/init.d/svrjs
+  echo '        ;;' >> /etc/init.d/svrjs
+  echo '    status)' >> /etc/init.d/svrjs
+  echo '        do_status' >> /etc/init.d/svrjs
+  echo '        ;;' >> /etc/init.d/svrjs
+  echo '    restart)' >> /etc/init.d/svrjs
+  echo '        do_stop' >> /etc/init.d/svrjs
+  echo '        do_start' >> /etc/init.d/svrjs
+  echo '        RETVAL=$?' >> /etc/init.d/svrjs
+  echo '        ;;' >> /etc/init.d/svrjs
+  echo '    *)' >> /etc/init.d/svrjs
+  echo '        echo "Usage: $0 {start|stop|status|restart}"' >> /etc/init.d/svrjs
+  echo '        RETVAL=1' >> /etc/init.d/svrjs
+  echo 'esac' >> /etc/init.d/svrjs
+  echo ' ' >> /etc/init.d/svrjs
+  echo 'exit $RETVAL' >> /etc/init.d/svrjs
+  chmod a+x /etc/init.d/svrjs
+  update-rc.d svrjs defaults
+else
+  echo '[Unit]' > /etc/systemd/system/svrjs.service
+  echo 'Description=SVR.JS web server' >> /etc/systemd/system/svrjs.service
+  echo 'After=network.target' >> /etc/systemd/system/svrjs.service
+  echo >> /etc/systemd/system/svrjs.service
+  echo '[Service]' >> /etc/systemd/system/svrjs.service
+  echo 'Type=simple' >> /etc/systemd/system/svrjs.service
+  echo 'User=svrjs' >> /etc/systemd/system/svrjs.service
+  echo 'ExecStart=/usr/bin/env node /usr/lib/svrjs/svr.js' >> /etc/systemd/system/svrjs.service
+  echo 'Restart=on-failure' >> /etc/systemd/system/svrjs.service
+  echo >> /etc/systemd/system/svrjs.service
+  echo '[Install]' >> /etc/systemd/system/svrjs.service
+  echo 'WantedBy=multi-user.target' >> /etc/systemd/system/svrjs.service
+  systemctl enable svrjs
+fi
+
+echo "Done! SVR.JS is installed successfully!"