From ae7c1b33ddcc1bfb1f83f29b6164db5fe03dd0c7 Mon Sep 17 00:00:00 2001
From: Ivan Rako <ivan.rako@srce.hr>
Date: Wed, 18 Jul 2018 15:35:07 +0200
Subject: [PATCH] prilagodba maintainer skripti

---
 debian/postinst |  880 +++++++++++++++++++++++++++----------------------------
 debian/postrm   |   74 ++---
 debian/prerm    |   70 ++---
 3 files changed, 502 insertions(+), 522 deletions(-)

diff --git a/debian/postinst b/debian/postinst
index cd51a84..136ac80 100755
--- a/debian/postinst
+++ b/debian/postinst
@@ -41,13 +41,13 @@ listen_ssl_mask=
 #   Cleanup all temp files.
 #
 cleanup () {
-    if [ -n "$temp_files" ]; then
-        for item in $temp_files; do
-            if [ -e "$item" ]; then
-                rm -f $item
-            fi
-        done
-    fi
+  if [ -n "$temp_files" ]; then
+    for item in $temp_files; do
+      if [ -e "$item" ]; then
+        rm -f $item
+      fi
+    done
+  fi
 }
 
 # tag_conf()
@@ -55,11 +55,11 @@ cleanup () {
 #   Add CARNet package info lines to config's header.
 #
 tag_conf () {
-    local conf_file
-    conf_file="$1"
+  local conf_file
+  conf_file="$1"
 
-    if [ -e "$conf_file" ]; then
-        cat >> $conf_file <<EOF
+  if [ -e "$conf_file" ]; then
+   cat >> $conf_file <<EOF
 ## Begin - Generated by CARNet package apache2-cn
 #
 #  REMOVE this whole block if you DON'T WANT apache2-cn
@@ -67,7 +67,7 @@ tag_conf () {
 #
 ## End - Generated by CARNet package apache2-cn
 EOF
-    fi
+  fi
 }
 
 # chk_conf_tag ()
@@ -78,17 +78,17 @@ EOF
 #                    2 - file exists, but it is not tagged
 #
 chk_conf_tag () {
-    local conf_file
-    conf_file="$1"
-    RET=1
-
-    if [ -f "$conf_file" ]; then
-        if egrep -q "^## Begin - Generated by CARNet package apache2-cn$" "$conf_file"; then
-            RET=0
-        else
-            RET=2
-        fi
+  local conf_file
+  conf_file="$1"
+  RET=1
+
+  if [ -f "$conf_file" ]; then
+    if egrep -q "^## Begin - Generated by CARNet package apache2-cn$" "$conf_file"; then
+      RET=0
+    else
+      RET=2
     fi
+  fi
 }
 
 # generate_ssl()
@@ -96,9 +96,9 @@ chk_conf_tag () {
 #   Generate Apache2 web server SSL certificate.
 #
 generate_ssl () {
-    generate_ssl_output=$($A2CNDIR/carnet-generate-ssl ignore "$FQDN" "$WEBMASTER" "$DOMAIN" 2> /dev/null)
-    cp_echo "$generate_ssl_output"
-    need_restart=1
+  generate_ssl_output=$($A2CNDIR/carnet-generate-ssl ignore "$FQDN" "$WEBMASTER" "$DOMAIN" 2> /dev/null)
+  cp_echo "$generate_ssl_output"
+  need_restart=1
 }
 
 # listen_ssl()
@@ -106,24 +106,22 @@ generate_ssl () {
 #   Check if port 443 is configured in ports.conf file.
 #
 listen_ssl() {
+  if [ ! -f "$PORTCONF" ] || ! egrep -iq "^[[:space:]]*Listen[[:space:]]+443$" "$PORTCONF"; then
+    cp_echo "CN: Enabling SSL port (443) for Apache2 web server."
 
-    if [ ! -f "$PORTCONF" ] || ! egrep -iq "^[[:space:]]*Listen[[:space:]]+443$" "$PORTCONF"; then
-
-        cp_echo "CN: Enabling SSL port (443) for Apache2 web server."
+    out=$(mktemp ${PORTCONF}.XXXXXX)
+    temp_files="${temp_files} ${out}"
 
-        out=$(mktemp ${PORTCONF}.XXXXXX)
-        temp_files="${temp_files} ${out}"
-
-        if [ -f "$PORTCONF" ]; then
-            cp $PORTCONF $out
-        fi
+    if [ -f "$PORTCONF" ]; then
+      cp $PORTCONF $out
+    fi
 
-        echo "Listen 443" >> $out
-        cp_mv $out $PORTCONF
-        chmod 644 $PORTCONF
+    echo "Listen 443" >> $out
+    cp_mv $out $PORTCONF
+    chmod 644 $PORTCONF
 
-        need_restart=1
-    fi
+    need_restart=1
+  fi
 }
 
 # install_conf()
@@ -131,19 +129,19 @@ listen_ssl() {
 #   Install specified Apache2 configuration file.
 #
 install_conf() {
-    conftmpl="$A2CNDIR/$1.conf"
-    conf="$CONFDIR/conf-available/$2.conf"
-
-    if [ ! -e "$conf" ]; then
-        cp_echo "CN: Generating CARNet specific configuration."
-        cp "$conftmpl" "$conf"
-    else
-        cp_echo "CN: $conf already exists, left untouched." 1>&2
-    fi
-
-    cp_echo "CN: Enabling CARNet specific configuration."
-    a2enconf -m -q "$2"
-    need_restart=1
+  conftmpl="$A2CNDIR/$1.conf"
+  conf="$CONFDIR/conf-available/$2.conf"
+
+  if [ ! -e "$conf" ]; then
+    cp_echo "CN: Generating CARNet specific configuration."
+    cp "$conftmpl" "$conf"
+  else
+    cp_echo "CN: $conf already exists, left untouched." 1>&2
+  fi
+
+  cp_echo "CN: Enabling CARNet specific configuration."
+  a2enconf -m -q "$2"
+  need_restart=1
 }
 
 # install_vhost()
@@ -165,99 +163,98 @@ install_conf() {
 #                          (without .conf suffix)
 #
 install_vhost() {
-    add_namevirthost=
-    mkdir_docroot=
-    symlink_docroot=
-    docroot=
-    vhostname=
-
-    while echo "x$1" | grep -q '^x-'; do
-        case "$1" in
-            -nvh)
-                add_namevirthost=1
-                shift
-                ;;
-            -d)
-                mkdir_docroot=1
-                shift
-                ;;
-            -s)
-                shift
-                symlink_docroot="$1"
-                shift
-                ;;
-            -r)
-                shift
-                docroot="$1"
-                if ! echo "$docroot" | grep -q /; then
-                    docroot="/var/www/$docroot"
-                fi
-                shift
-                ;;
-            -n)
-                shift
-                vhostname="$1"
-                shift
-                ;;
-        esac
-    done
-
-    vhosttmpl="$1.template"
-    vhost="$2"
-    vsite="$3"
-    venabled="$3.conf"
-    [ -z "$vhostname" ] && vhostname=$(echo "$vhost"| awk -F. '{print $1}')
-    force_vhost=
-
-    vhostdir=$CONFDIR/sites-available
-    venabledir=$CONFDIR/sites-enabled
-
-    if [ ! -e "$TMPLDIR/${vhosttmpl}" ]; then
-        echo "E: vhost template ${vhosttmpl} not found in $TMPLDIR!" 1>&2
-        exit 2
+  add_namevirthost=
+  mkdir_docroot=
+  symlink_docroot=
+  docroot=
+  vhostname=
+
+  while echo "x$1" | grep -q '^x-'; do
+    case "$1" in
+      -nvh)
+        add_namevirthost=1
+        shift
+        ;;
+      -d)
+        mkdir_docroot=1
+        shift
+        ;;
+      -s)
+        shift
+        symlink_docroot="$1"
+        shift
+        ;;
+      -r)
+        shift
+        docroot="$1"
+        if ! echo "$docroot" | grep -q /; then
+            docroot="/var/www/$docroot"
+        fi
+        shift
+        ;;
+      -n)
+        shift
+        vhostname="$1"
+        shift
+        ;;
+    esac
+  done
+
+  vhosttmpl="$1.template"
+  vhost="$2"
+  vsite="$3"
+  venabled="$3.conf"
+  [ -z "$vhostname" ] && vhostname=$(echo "$vhost"| awk -F. '{print $1}')
+  force_vhost=
+
+  vhostdir=$CONFDIR/sites-available
+  venabledir=$CONFDIR/sites-enabled
+
+  if [ ! -e "$TMPLDIR/${vhosttmpl}" ]; then
+    echo "E: vhost template ${vhosttmpl} not found in $TMPLDIR!" 1>&2
+    exit 2
+  fi
+
+  [ -z "$docroot" ] && docroot="/var/www/$vhostname.$DOMAIN"
+
+  # if we were broken mid-installation, force
+  if [ ! -e "$docroot" -a \( -n "$mkdir_docroot" -o -n "$symlink_docroot" \) ]; then
+    force_vhost=1
+  fi
+
+  # add vhost if either of these is true
+  # - adding is forced OR
+  # - it doesn't exist
+  #
+  if [ -n "$force_vhost" -o \( ! -e "$vhostdir/$venabled" -a ! -e "$venabledir/$venabled" \) ]; then
+    cp_echo "CN: Adding $vhost VirtualHost."
+    out=$(mktemp $vhostdir/$venabled.XXXXXX)
+    temp_files="${temp_files} ${out}"
+
+    # CARNet header.
+    tag_conf "$out"
+
+    if [ "$add_namevirthost" ]; then
+      nvh=$(awk -F'[ >]' '/^<VirtualHost/ {print $2}' $TMPLDIR/$vhosttmpl |\
+        sed "s/IPADDR/$MYIP/g")
+      echo "NameVirtualHost $nvh" >> $out
     fi
 
-    [ -z "$docroot" ] && docroot="/var/www/$vhostname.$DOMAIN"
-
-    # if we were broken mid-installation, force
-    if [ ! -e "$docroot" -a \( -n "$mkdir_docroot" -o -n "$symlink_docroot" \) ]; then
-        force_vhost=1
+    sed "s/HOST/$vhostname/g; s/DOMAIN/$DOMAIN/g;
+        s#DOCROOT#$docroot#g; s/IPADDR/$MYIP/g" < $TMPLDIR/$vhosttmpl >> $out
+    cp_mv $out $vhostdir/$venabled
+    chmod 644 $vhostdir/$venabled
+    a2ensite -m -q "$vsite"
+
+    if [ -n "$mkdir_docroot" -a ! -d "$docroot" ]; then
+      mkdir "$docroot"
+      echo '<html><body><h1>Radi!</h1></body></html>' > "$docroot/index.html"
+    elif [ -n "$symlink_docroot" ]; then
+      ln -fs "$symlink_docroot" "$docroot"
     fi
 
-    # add vhost if either of these is true
-    # - adding is forced OR
-    # - it doesn't exist
-    #
-    if [ -n "$force_vhost" -o \( ! -e "$vhostdir/$venabled" -a ! -e "$venabledir/$venabled" \) ]; then
-
-        cp_echo "CN: Adding $vhost VirtualHost."
-        out=$(mktemp $vhostdir/$venabled.XXXXXX)
-        temp_files="${temp_files} ${out}"
-
-        # CARNet header.
-        tag_conf "$out"
-
-        if [ "$add_namevirthost" ]; then
-            nvh=$(awk -F'[ >]' '/^<VirtualHost/ {print $2}' $TMPLDIR/$vhosttmpl |\
-                sed "s/IPADDR/$MYIP/g")
-            echo "NameVirtualHost $nvh" >> $out
-        fi
-
-        sed "s/HOST/$vhostname/g; s/DOMAIN/$DOMAIN/g;
-            s#DOCROOT#$docroot#g; s/IPADDR/$MYIP/g" < $TMPLDIR/$vhosttmpl >> $out
-        cp_mv $out $vhostdir/$venabled
-        chmod 644 $vhostdir/$venabled
-        a2ensite -m -q "$vsite"
-
-        if [ -n "$mkdir_docroot" -a ! -d "$docroot" ]; then
-            mkdir "$docroot"
-            echo '<html><body><h1>Radi!</h1></body></html>' > "$docroot/index.html"
-        elif [ -n "$symlink_docroot" ]; then
-            ln -fs "$symlink_docroot" "$docroot"
-        fi
-
-        need_restart=1
-    fi
+    need_restart=1
+  fi
 }
 
 # backup_conf()
@@ -265,21 +262,21 @@ install_vhost() {
 #   Backup configuration files located in specified directory.
 #
 backup_conf () {
-    local dir file backup_dir
-
-    dir="$1"
-
-    if [ -d "${dir}" ] && [ -n "$(ls -A ${dir}/)" ]; then
-        cp_echo "CN: Doing backup for all files in $dir"
-        for file in ${dir}/*; do
-            if [ -f "$file" ]; then
-                if [ -z "$(echo "$file" | egrep '^/.*(~|(\.(old|staro|bkp|bak|swp|tmp|dpkg-.+|cn-.+)))$')" ]; then
-                    backup_dir="$BACKUPDIR/$(basename $(dirname "$file"))"
-                    cp_backup_conffile -d "$backup_dir" -p "$file"
-                fi
-            fi
-        done
-    fi
+  local dir file backup_dir
+
+  dir="$1"
+
+  if [ -d "${dir}" ] && [ -n "$(ls -A ${dir}/)" ]; then
+    cp_echo "CN: Doing backup for all files in $dir"
+    for file in ${dir}/*; do
+      if [ -f "$file" ]; then
+        if [ -z "$(echo "$file" | egrep '^/.*(~|(\.(old|staro|bkp|bak|swp|tmp|dpkg-.+|cn-.+)))$')" ]; then
+          backup_dir="$BACKUPDIR/$(basename $(dirname "$file"))"
+          cp_backup_conffile -d "$backup_dir" -p "$file"
+        fi
+      fi
+    done
+  fi
 }
 
 # move_conf()
@@ -288,46 +285,46 @@ backup_conf () {
 #   will be added. Will try to enable the configuration if -e is specified.
 #
 move_conf () {
-    local toenable ctype dir newdir file newfile
-
-    if [ "$1" = "-e" ]; then
-        toenable="$1"
-        shift
-    fi
-
-    ctype="$1"
-    dir="$2"
-    newdir="$3"
-
-    case "$ctype" in
-        site|conf)
-            # continue below
-            ;;
-        *)
-            return 1
-            ;;
-    esac
-
-    if [ -z "$newdir" ]; then
-        newdir="$dir"
-    fi
-
-    if [ -d "${dir}" ] && [ -n "$(ls -A ${dir}/)" ]; then
-        mkdir -p "$newdir"
-        for file in ${dir}/*; do
-            [ -z "$(echo "$file" | egrep '^/.*(~|(\.(old|staro|bkp|bak|swp|tmp|dpkg-.+|cn-.+)))$')" ] || continue
-            newfile="${newdir}/$(basename "$file" .conf).conf"
-            if [ ! -e "$newfile" ]; then
-                cp_echo "CN: Preserving changes to $newfile (renamed from $file)."
-                cp_mv "$file" "$newfile"
-                if [ -n "$toenable" ]; then
-                    cp_echo "CN: Enabling configuration $newfile"
-                    a2en$ctype -m -q "$(basename "$newfile" .conf)" || true
-                fi
-                need_restart=1
-            fi
-        done
-    fi
+  local toenable ctype dir newdir file newfile
+
+  if [ "$1" = "-e" ]; then
+    toenable="$1"
+    shift
+  fi
+
+  ctype="$1"
+  dir="$2"
+  newdir="$3"
+
+  case "$ctype" in
+    site|conf)
+      # continue below
+      ;;
+    *)
+      return 1
+      ;;
+  esac
+
+  if [ -z "$newdir" ]; then
+    newdir="$dir"
+  fi
+
+  if [ -d "${dir}" ] && [ -n "$(ls -A ${dir}/)" ]; then
+    mkdir -p "$newdir"
+    for file in ${dir}/*; do
+      [ -z "$(echo "$file" | egrep '^/.*(~|(\.(old|staro|bkp|bak|swp|tmp|dpkg-.+|cn-.+)))$')" ] || continue
+      newfile="${newdir}/$(basename "$file" .conf).conf"
+      if [ ! -e "$newfile" ]; then
+        cp_echo "CN: Preserving changes to $newfile (renamed from $file)."
+        cp_mv "$file" "$newfile"
+        if [ -n "$toenable" ]; then
+          cp_echo "CN: Enabling configuration $newfile"
+          a2en$ctype -m -q "$(basename "$newfile" .conf)" || true
+        fi
+        need_restart=1
+      fi
+    done
+  fi
 }
 
 # rename_conf()
@@ -337,47 +334,47 @@ move_conf () {
 #
 #
 rename_conf () {
-    local ctype adir edir afile efile newfile
-
-    ctype="$1"
-    adir="$2"
-    edir="$3"
-
-    case "$ctype" in
-        site|conf)
-            # continue below
-            ;;
-        *)
-            return 1
-            ;;
-    esac
+  local ctype adir edir afile efile newfile
 
-    if [ -d "${edir}" ] && [ -n "$(ls -A ${edir}/)" ]; then
-        mkdir -p "$adir"
-        for efile in ${edir}/*; do
-            [ -z "$(echo "$efile" | egrep '^/.*(~|(\.(old|staro|bkp|bak|swp|tmp|dpkg-.+|cn-.+)))$')" ] || continue
+  ctype="$1"
+  adir="$2"
+  edir="$3"
 
-            [ ! -e "${edir}/$(basename "$efile" .conf).conf" ] || continue
+  case "$ctype" in
+    site|conf)
+      # continue below
+      ;;
+    *)
+      return 1
+      ;;
+  esac
 
-            afile="$(readlink -q -m "$efile")"
+  if [ -d "${edir}" ] && [ -n "$(ls -A ${edir}/)" ]; then
+    mkdir -p "$adir"
+    for efile in ${edir}/*; do
+      [ -z "$(echo "$efile" | egrep '^/.*(~|(\.(old|staro|bkp|bak|swp|tmp|dpkg-.+|cn-.+)))$')" ] || continue
 
-            [ "$(dirname "$afile")" = "$adir" ] || continue
-            [ "$(basename "$afile" .conf)" = "$(basename "$efile" .conf)" ] || continue
+      [ ! -e "${edir}/$(basename "$efile" .conf).conf" ] || continue
 
-            newfile="${adir}/$(basename "$afile" .conf).conf"
-            [ ! -e "$newfile" ] || continue
+      afile="$(readlink -q -m "$efile")"
 
-            cp_echo "CN: Preserving changes to $newfile (renamed from $afile)."
-            cp_mv "$afile" "$newfile"
+      [ "$(dirname "$afile")" = "$adir" ] || continue
+      [ "$(basename "$afile" .conf)" = "$(basename "$efile" .conf)" ] || continue
 
-            cp_echo "CN: Removing obsolete symlink $efile"
-            rm -f "$efile"
+      newfile="${adir}/$(basename "$afile" .conf).conf"
+      [ ! -e "$newfile" ] || continue
 
-            cp_echo "CN: Enabling configuration $newfile"
-            a2en$ctype -m -q "$(basename "$newfile" .conf)" || true
-            need_restart=1
-        done
-    fi
+      cp_echo "CN: Preserving changes to $newfile (renamed from $afile)."
+      cp_mv "$afile" "$newfile"
+
+      cp_echo "CN: Removing obsolete symlink $efile"
+      rm -f "$efile"
+
+      cp_echo "CN: Enabling configuration $newfile"
+      a2en$ctype -m -q "$(basename "$newfile" .conf)" || true
+      need_restart=1
+    done
+  fi
 }
 
 # listconffiles()
@@ -387,16 +384,16 @@ rename_conf () {
 #   Prints all configfiles so defined.
 #
 listconffiles () {
-    local i incs
-    local base_dir="`dirname $1`"
-
-    incs=`awk 'tolower($1) ~ /include(optional)?/ { sub("/$","/*",$2); print $2; }' $1`
-    incs=`echo "$incs" | sed -r "s#^([^/])#${base_dir}/\1#"`
-    if [ -n "$incs" ]; then
-        for i in $incs; do
-            if [ -e "$i" ]; then echo "`readlink -m -q $i`"; listconffiles "$i"; fi
-        done
-    fi
+  local i incs
+  local base_dir="`dirname $1`"
+
+  incs=`awk 'tolower($1) ~ /include(optional)?/ { sub("/$","/*",$2); print $2; }' $1`
+  incs=`echo "$incs" | sed -r "s#^([^/])#${base_dir}/\1#"`
+  if [ -n "$incs" ]; then
+    for i in $incs; do
+      if [ -e "$i" ]; then echo "`readlink -m -q $i`"; listconffiles "$i"; fi
+    done
+  fi
 }
 
 
@@ -410,8 +407,8 @@ trap cleanup 0 1 2 15
 # directories.
 #
 if [ -e "$CONF" ]; then
-    cp_echo "CN: Doing backup for $CONF"
-    cp_backup_conffile -d $BACKUPDIR -p $CONF
+  cp_echo "CN: Doing backup for $CONF"
+  cp_backup_conffile -d $BACKUPDIR -p $CONF
 fi
 
 backup_conf $CONFDIR/conf.d
@@ -424,20 +421,20 @@ cp_echo "CN: Backup is located in directory: $BACKUPDIR/"
 # Enable Apache2 web server modules (mpm_prefork, cgi, rewrite, userdir, suexec, php7.0, ssl).
 #
 if [ -e "$CONF" ]; then
-    cp_echo "CN: Enabling the prefork Apache2 MPM."
-    if [ "$(a2query -M || true)" != "prefork" ]; then
-        a2dismod -m -q "mpm_$(a2query -M || true)"
-        a2enmod -m -q mpm_prefork
-    fi
-
-    cp_echo "CN: Enabling required Apache2 web server modules."
-    a2enmod -m -q access_compat
-    a2enmod -m -q cgi
-    a2enmod -m -q rewrite
-    a2enmod -m -q userdir
-    a2enmod -m -q suexec
-    a2enmod -m -q php7.0
-    a2enmod -m -q ssl
+  cp_echo "CN: Enabling the prefork Apache2 MPM."
+  if [ "$(a2query -M || true)" != "prefork" ]; then
+    a2dismod -m -q "mpm_$(a2query -M || true)"
+    a2enmod -m -q mpm_prefork
+  fi
+
+  cp_echo "CN: Enabling required Apache2 web server modules."
+  a2enmod -m -q access_compat
+  a2enmod -m -q cgi
+  a2enmod -m -q rewrite
+  a2enmod -m -q userdir
+  a2enmod -m -q suexec
+  a2enmod -m -q php7.0
+  a2enmod -m -q ssl
 fi
 
 
@@ -445,8 +442,8 @@ fi
 # to appropriate locations.
 #
 if [ -d "$CONFDIR/conf.d" ]; then
-    cp_echo "CN: Obsolete configuration directory $CONFDIR/conf.d/ found."
-    move_conf -e conf $CONFDIR/conf.d $CONFDIR/conf-available
+  cp_echo "CN: Obsolete configuration directory $CONFDIR/conf.d/ found."
+  move_conf -e conf $CONFDIR/conf.d $CONFDIR/conf-available
 fi
 
 rename_conf site $CONFDIR/sites-available $CONFDIR/sites-enabled
@@ -458,67 +455,65 @@ rename_conf site $CONFDIR/sites-available $CONFDIR/sites-enabled
 #   IncludeOptional sites-enabled/*.conf
 #
 if [ -e "$CONF" ]; then
+  cp_echo "CN: Checking IncludeOptional lines in $CONF"
 
-    cp_echo "CN: Checking IncludeOptional lines in $CONF"
-
-    CONFTMP=`mktemp $CONF.tmp.XXXXXX`
-    temp_files="${temp_files} ${CONFTMP}"
-    cp "$CONF" "$CONFTMP"
+  CONFTMP=`mktemp $CONF.tmp.XXXXXX`
+  temp_files="${temp_files} ${CONFTMP}"
+  cp "$CONF" "$CONFTMP"
 
-    sed -r -i 's#^[[:space:]]*Include(Optional)?[[:space:]]+(/etc/apache2/)?conf\.d(/)?$#IncludeOptional conf-enabled/\*\.conf#I' \
-        "$CONFTMP"
-    sed -r -i 's#^[[:space:]]*Include(Optional)?[[:space:]]+(/etc/apache2/)?sites-enabled(/)?$#IncludeOptional sites-enabled/\*\.conf#I' \
-        "$CONFTMP"
+  sed -r -i 's#^[[:space:]]*Include(Optional)?[[:space:]]+(/etc/apache2/)?conf\.d(/)?$#IncludeOptional conf-enabled/\*\.conf#I' \
+      "$CONFTMP"
+  sed -r -i 's#^[[:space:]]*Include(Optional)?[[:space:]]+(/etc/apache2/)?sites-enabled(/)?$#IncludeOptional sites-enabled/\*\.conf#I' \
+      "$CONFTMP"
 
-    if ! egrep -iq "^[[:space:]]*IncludeOptional[[:space:]]+conf-enabled/\*\.conf$" "$CONFTMP"; then
-        echo 'IncludeOptional conf-enabled/*.conf' >> "$CONFTMP"
-    fi
-    if ! egrep -iq "^[[:space:]]*IncludeOptional[[:space:]]+sites-enabled/\*\.conf$" "$CONFTMP"; then
-        echo 'IncludeOptional sites-enabled/*.conf' >> "$CONFTMP"
-    fi
+  if ! egrep -iq "^[[:space:]]*IncludeOptional[[:space:]]+conf-enabled/\*\.conf$" "$CONFTMP"; then
+    echo 'IncludeOptional conf-enabled/*.conf' >> "$CONFTMP"
+  fi
+  if ! egrep -iq "^[[:space:]]*IncludeOptional[[:space:]]+sites-enabled/\*\.conf$" "$CONFTMP"; then
+    echo 'IncludeOptional sites-enabled/*.conf' >> "$CONFTMP"
+  fi
 
-    if ! cmp -s "$CONFTMP" "$CONF"; then
-        cp_mv "$CONFTMP" "$CONF"
-        need_restart=1
-    fi
-    rm -f "$CONFTMP"
+  if ! cmp -s "$CONFTMP" "$CONF"; then
+    cp_mv "$CONFTMP" "$CONF"
+    need_restart=1
+  fi
+  rm -f "$CONFTMP"
 fi
 
 # Remove deprecated directives. Add default Mutex if not defined.
 #
 if [ -e "$CONF" ]; then
+  ( listconffiles "$CONF"; echo "$CONF" ) | while read -r a2cfile; do
 
-    ( listconffiles "$CONF"; echo "$CONF" ) | while read -r a2cfile; do
-
-        a2cfiletmp=`mktemp $a2cfile.tmp.XXXXXX`
-        temp_files="${temp_files} ${a2cfiletmp}"
-        cp "$a2cfile" "$a2cfiletmp"
+    a2cfiletmp=`mktemp $a2cfile.tmp.XXXXXX`
+    temp_files="${temp_files} ${a2cfiletmp}"
+    cp "$a2cfile" "$a2cfiletmp"
 
-        if egrep -iq "^[[:space:]]*NameVirtualHost[[:space:]]+" "$a2cfiletmp"; then
-            cp_echo "CN: Removing deprecated NameVirtualHost from $a2cfile"
-            sed -r -i '/^[[:space:]]*NameVirtualHost[[:space:]]+/Id' \
-                "$a2cfiletmp"
-        fi
+    if egrep -iq "^[[:space:]]*NameVirtualHost[[:space:]]+" "$a2cfiletmp"; then
+      cp_echo "CN: Removing deprecated NameVirtualHost from $a2cfile"
+      sed -r -i '/^[[:space:]]*NameVirtualHost[[:space:]]+/Id' \
+          "$a2cfiletmp"
+    fi
 
-        if egrep -iq "^[[:space:]]*SSLMutex[[:space:]]+" "$a2cfiletmp"; then
-            cp_echo "CN: Removing deprecated SSLMutex from $a2cfile"
-            sed -r -i '/^[[:space:]]*SSLMutex[[:space:]]+/Id' \
-                "$a2cfiletmp"
-        fi
+    if egrep -iq "^[[:space:]]*SSLMutex[[:space:]]+" "$a2cfiletmp"; then
+      cp_echo "CN: Removing deprecated SSLMutex from $a2cfile"
+      sed -r -i '/^[[:space:]]*SSLMutex[[:space:]]+/Id' \
+          "$a2cfiletmp"
+    fi
 
-        if [ "$a2cfile" = "$CONF" ]; then
-            if ! egrep -iq "^[[:space:]]*Mutex[[:space:]]+" "$a2cfiletmp"; then
-                cp_echo "CN: Adding default Mutex to $a2cfile"
-                echo 'Mutex file:${APACHE_LOCK_DIR} default' >> "$a2cfiletmp"
-            fi
-        fi
+    if [ "$a2cfile" = "$CONF" ]; then
+      if ! egrep -iq "^[[:space:]]*Mutex[[:space:]]+" "$a2cfiletmp"; then
+        cp_echo "CN: Adding default Mutex to $a2cfile"
+        echo 'Mutex file:${APACHE_LOCK_DIR} default' >> "$a2cfiletmp"
+      fi
+    fi
 
-        if ! cmp -s "$a2cfiletmp" "$a2cfile"; then
-            cp_mv "$a2cfiletmp" "$a2cfile"
-            need_restart=1
-        fi
-        rm -f "$a2cfiletmp"
-    done
+    if ! cmp -s "$a2cfiletmp" "$a2cfile"; then
+      cp_mv "$a2cfiletmp" "$a2cfile"
+      need_restart=1
+    fi
+    rm -f "$a2cfiletmp"
+  done
 fi
 
 
@@ -533,166 +528,155 @@ listen_ssl
 # Disable default site configuration.
 #
 if [ -e "$CONF" ]; then
-    cp_echo "CN: Disabling default site configuration."
-    a2dissite -m -f -q 000-default || true
-    need_restart=1
+  cp_echo "CN: Disabling default site configuration."
+  a2dissite -m -f -q 000-default || true
+  need_restart=1
 fi
 
 
 # Apache2 SSL certificate.
 #
 if [ -d "$CONFDIR/conf-enabled" ] && [ -n "$(ls -A $CONFDIR/conf-enabled/)" ]; then
-    listen_ssl_mask=$CONFDIR/conf-enabled/*.conf
+  listen_ssl_mask=$CONFDIR/conf-enabled/*.conf
 fi
 if [ -d "$CONFDIR/sites-enabled" ] && [ -n "$(ls -A $CONFDIR/sites-enabled/)" ]; then
-    listen_ssl_mask=$listen_ssl_mask" "$CONFDIR/sites-enabled/*.conf
+  listen_ssl_mask=$listen_ssl_mask" "$CONFDIR/sites-enabled/*.conf
 fi
 
 for file in $CONF $listen_ssl_mask; do
-    if [ -f "$file" ]; then
-        if egrep -iq '^[[:space:]]*<VirtualHost .*443[[:space:]]*>' $file; then
-            has_listen_ssl=1
-            break
-        fi
+  if [ -f "$file" ]; then
+    if egrep -iq '^[[:space:]]*<VirtualHost .*443[[:space:]]*>' $file; then
+      has_listen_ssl=1
+      break
     fi
+  fi
 done
 
 if [ $has_listen_ssl -eq 0 ]; then
+  db_get apache2-cn/sslcf || true
+  apache2_sslcf="$RET"
 
-    db_get apache2-cn/sslcf || true
-    apache2_sslcf="$RET"
-
-    if [ -n "$apache2_sslcf" ]; then
-
-        db_get apache2-cn/sslckf || true
-        apache2_sslckf="$RET"
+  if [ -n "$apache2_sslcf" ]; then
+    db_get apache2-cn/sslckf || true
+    apache2_sslckf="$RET"
 
-        db_get apache2-cn/sslccf || true
-        apache2_sslccf="$RET"
+    db_get apache2-cn/sslccf || true
+    apache2_sslccf="$RET"
 
-        need_restart=1
-    else
-
-        # Generate new SSL certificate files.
-        generate_ssl
-
-        apache2_sslcf=
-        apache2_sslckf=
-        apache2_sslccf=
-    fi
+    need_restart=1
+  else
+    # Generate new SSL certificate files.
+    generate_ssl
+
+    apache2_sslcf=
+    apache2_sslckf=
+    apache2_sslccf=
+  fi
 fi
 
-
 # Add VirtualHosts.
 # - on fresh install
 #
 if [ -z "$2" ]; then
+  db_get apache2-cn/wwwhost || true
+  if [ "$RET" = "true" ]; then
+    # Add WWW VirtualHost.
+    if [ -f "$CONFDIR/sites-available/000-$FQDN.conf" ]; then
+      cp_backup_conffile -d $BACKUPDIR/sites-available -p $CONFDIR/sites-available/000-$FQDN.conf
+    fi
+    if [ -f "$CONFDIR/sites-available/www.$DOMAIN.conf" ]; then
+      cp_backup_conffile -d $BACKUPDIR/sites-available -p $CONFDIR/sites-available/www.$DOMAIN.conf
+    fi
 
-    db_get apache2-cn/wwwhost || true
-    if [ "$RET" = "true" ]; then
-
-        # Add WWW VirtualHost.
-        if [ -f "$CONFDIR/sites-available/000-$FQDN.conf" ]; then
-            cp_backup_conffile -d $BACKUPDIR/sites-available -p $CONFDIR/sites-available/000-$FQDN.conf
-        fi
-        if [ -f "$CONFDIR/sites-available/www.$DOMAIN.conf" ]; then
-            cp_backup_conffile -d $BACKUPDIR/sites-available -p $CONFDIR/sites-available/www.$DOMAIN.conf
-        fi
-
-        chk_conf_tag "$CONFDIR/sites-available/000-$FQDN.conf"
-        if [ ! -f "$CONFDIR/sites-available/000-$FQDN.conf" ] || [ $RET -eq 0 ]; then
-            if egrep -qi "^[[:space:]]*NameVirtualHost[[:space:]]+\*:80$" "$PORTCONF"; then
-                install_vhost -d -r www.$DOMAIN default $FQDN 000-$FQDN
-            else
-                install_vhost -nvh -d -r www.$DOMAIN default $FQDN 000-$FQDN
-            fi
-            need_restart=1
-        fi
-
-        chk_conf_tag "$CONFDIR/sites-available/www.$DOMAIN.conf"
-        if [ ! -f "$CONFDIR/sites-available/www.$DOMAIN.conf" ] || [ $RET -eq 0 ]; then
-            install_vhost default www.$DOMAIN www.$DOMAIN
-            need_restart=1
-        fi
-    else
+    chk_conf_tag "$CONFDIR/sites-available/000-$FQDN.conf"
+    if [ ! -f "$CONFDIR/sites-available/000-$FQDN.conf" ] || [ $RET -eq 0 ]; then
+      if egrep -qi "^[[:space:]]*NameVirtualHost[[:space:]]+\*:80$" "$PORTCONF"; then
+        install_vhost -d -r www.$DOMAIN default $FQDN 000-$FQDN
+      else
+        install_vhost -nvh -d -r www.$DOMAIN default $FQDN 000-$FQDN
+      fi
+      need_restart=1
+    fi
 
-        # No WWW VirtualHost.
-        if [ -f "$CONFDIR/sites-available/000-$FQDN.conf" ]; then
-            cp_backup_conffile -d $BACKUPDIR/sites-available -p $CONFDIR/sites-available/000-$FQDN.conf
-        fi
+    chk_conf_tag "$CONFDIR/sites-available/www.$DOMAIN.conf"
+    if [ ! -f "$CONFDIR/sites-available/www.$DOMAIN.conf" ] || [ $RET -eq 0 ]; then
+      install_vhost default www.$DOMAIN www.$DOMAIN
+      need_restart=1
+    fi
+  else
+    # No WWW VirtualHost.
+    if [ -f "$CONFDIR/sites-available/000-$FQDN.conf" ]; then
+        cp_backup_conffile -d $BACKUPDIR/sites-available -p $CONFDIR/sites-available/000-$FQDN.conf
+    fi
 
-        chk_conf_tag "$CONFDIR/sites-available/000-$FQDN.conf"
-        if [ ! -f "$CONFDIR/sites-available/000-$FQDN.conf" ] || [ $RET -eq 0 ]; then
-            if egrep -qi "^[[:space:]]*NameVirtualHost[[:space:]]+\*:80$" "$PORTCONF"; then
-                install_vhost -d -r $FQDN default $FQDN 000-$FQDN
-            else
-                install_vhost -nvh -d -r $FQDN default $FQDN 000-$FQDN
-            fi
-            need_restart=1
-        fi
+    chk_conf_tag "$CONFDIR/sites-available/000-$FQDN.conf"
+    if [ ! -f "$CONFDIR/sites-available/000-$FQDN.conf" ] || [ $RET -eq 0 ]; then
+      if egrep -qi "^[[:space:]]*NameVirtualHost[[:space:]]+\*:80$" "$PORTCONF"; then
+        install_vhost -d -r $FQDN default $FQDN 000-$FQDN
+      else
+        install_vhost -nvh -d -r $FQDN default $FQDN 000-$FQDN
+      fi
+      need_restart=1
     fi
+  fi
 fi
 
 
 # Add VirtualHost for SSL?
 #
 if [ $has_listen_ssl -eq 0 ]; then
+  if [ -f "$CONFDIR/sites-available/001-ssl.conf" ]; then
+    cp_backup_conffile -d $BACKUPDIR/sites-available -p $CONFDIR/sites-available/001-ssl.conf
+  fi
 
-    if [ -f "$CONFDIR/sites-available/001-ssl.conf" ]; then
-        cp_backup_conffile -d $BACKUPDIR/sites-available -p $CONFDIR/sites-available/001-ssl.conf
-    fi
-
-    # No active SSL VirtualHosts found - add new one.
-    chk_conf_tag "$CONFDIR/sites-available/001-ssl.conf"
-    if [ ! -f "$CONFDIR/sites-available/001-ssl.conf" ] || [ $RET -eq 0 ]; then
-
-        db_get apache2-cn/wwwhost || true
-        if [ "$RET" = "true" ]; then
-            install_vhost -r www.$DOMAIN -n $HOST ssl ssl 001-ssl
-        else
-            install_vhost -r $FQDN -n $HOST ssl ssl 001-ssl
-        fi
-        need_restart=1
+  # No active SSL VirtualHosts found - add new one.
+  chk_conf_tag "$CONFDIR/sites-available/001-ssl.conf"
+  if [ ! -f "$CONFDIR/sites-available/001-ssl.conf" ] || [ $RET -eq 0 ]; then
+    db_get apache2-cn/wwwhost || true
+    if [ "$RET" = "true" ]; then
+      install_vhost -r www.$DOMAIN -n $HOST ssl ssl 001-ssl
+    else
+      install_vhost -r $FQDN -n $HOST ssl ssl 001-ssl
     fi
+    need_restart=1
+  fi
 fi
 
 
 # Check SSL certificates location for VirtualHosts.
 #
 if [ $has_listen_ssl -eq 0 ]; then
+  chk_conf_tag "${CONFDIR}/sites-available/001-ssl.conf"
+  if [ $RET -eq 0 ] && [ -n "$apache2_sslcf" ]; then
+    SSLTMP=$(mktemp ${CONFDIR}/ssltmp.XXXXXX)
+    temp_files="${temp_files} ${SSLTMP} ${SSLTMP}.cn-old"
+    cp ${CONFDIR}/sites-available/001-ssl.conf $SSLTMP
+
+    # SSLCertificateFile
+    cp_check_and_sed "^[[:space:]]*SSLCertificateFile \/etc\/ssl\/certs\/apache2\.pem" \
+                     "s#SSLCertificateFile /etc/ssl/certs/apache2.pem#SSLCertificateFile $apache2_sslcf #g" \
+                     $SSLTMP || true
+
+    # SSLCertificateKeyFile
+    cp_check_and_sed "^[[:space:]]*SSLCertificateKeyFile \/etc\/ssl\/private\/apache2\.key" \
+                     "s#SSLCertificateKeyFile /etc/ssl/private/apache2.key#SSLCertificateKeyFile $apache2_sslckf #g" \
+                     $SSLTMP || true
+
+    # SSLCertificateChainFile
+    if [ -n "$apache2_sslccf" ]; then
+      cp_check_and_sed "^[[:space:]]*# SSLCertificateChainFile \/etc\/ssl\/certs\/(sureserverEDU|cert-chain)\.pem" \
+                       "s#\# SSLCertificateChainFile /etc/ssl/certs/\(sureserverEDU\|cert-chain\).pem#SSLCertificateChainFile $apache2_sslccf #g" \
+                       $SSLTMP || true
+    fi
 
-    chk_conf_tag "${CONFDIR}/sites-available/001-ssl.conf"
-    if [ $RET -eq 0 ] && [ -n "$apache2_sslcf" ]; then
-
-        SSLTMP=$(mktemp ${CONFDIR}/ssltmp.XXXXXX)
-        temp_files="${temp_files} ${SSLTMP} ${SSLTMP}.cn-old"
-        cp ${CONFDIR}/sites-available/001-ssl.conf $SSLTMP
-
-        # SSLCertificateFile
-        cp_check_and_sed "^[[:space:]]*SSLCertificateFile \/etc\/ssl\/certs\/apache2\.pem" \
-            "s#SSLCertificateFile /etc/ssl/certs/apache2.pem#SSLCertificateFile $apache2_sslcf #g" \
-        $SSLTMP || true
-
-        # SSLCertificateKeyFile
-        cp_check_and_sed "^[[:space:]]*SSLCertificateKeyFile \/etc\/ssl\/private\/apache2\.key" \
-            "s#SSLCertificateKeyFile /etc/ssl/private/apache2.key#SSLCertificateKeyFile $apache2_sslckf #g" \
-        $SSLTMP || true
-
-        # SSLCertificateChainFile
-        if [ -n "$apache2_sslccf" ]; then
-            cp_check_and_sed "^[[:space:]]*# SSLCertificateChainFile \/etc\/ssl\/certs\/(sureserverEDU|cert-chain)\.pem" \
-                "s#\# SSLCertificateChainFile /etc/ssl/certs/\(sureserverEDU\|cert-chain\).pem#SSLCertificateChainFile $apache2_sslccf #g" \
-            $SSLTMP || true
-        fi
-
-        cp_mv $SSLTMP ${CONFDIR}/sites-available/001-ssl.conf
+    cp_mv $SSLTMP ${CONFDIR}/sites-available/001-ssl.conf
 
-        need_restart=1
+    need_restart=1
 
-        # Just to be sure.
-        [ -e "${SSLTMP}" ] && rm -f ${SSLTMP}
-        [ -e "${SSLTMP}.cn-old" ] && rm -f ${SSLTMP}.cn-old
-    fi
+    # Just to be sure.
+    [ -e "${SSLTMP}" ] && rm -f ${SSLTMP}
+    [ -e "${SSLTMP}.cn-old" ] && rm -f ${SSLTMP}.cn-old
+  fi
 fi
 
 
@@ -702,9 +686,9 @@ cp_echo "CN: Checking file access permissions for Apache2 SSL certificates."
 sslkey=/etc/ssl/private
 sslcerts="${sslkey}/ca.key ${sslkey}/apache2-ca.key ${sslkey}/apache2.key"
 for certf in $sslcerts; do
-    if [ -f "$certf" ]; then
-        chmod 600 $certf
-    fi
+  if [ -f "$certf" ]; then
+    chmod 600 $certf
+  fi
 done
 
 
@@ -712,20 +696,19 @@ done
 # /etc/apache2/apache2.conf.
 #
 if egrep -iq "^[[:space:]]*Include[[:space:]]+\/etc\/apache2\/sites-enabled\/\[\^\.\#\]\*$" "$CONF"; then
+  cp_echo "CN: Fixing obsolete Include line in $CONF."
+  CONFTMP=`mktemp $CONF.tmp.XXXXXX`
+  temp_files="${temp_files} ${CONFTMP}"
 
-    cp_echo "CN: Fixing obsolete Include line in $CONF."
-    CONFTMP=`mktemp $CONF.tmp.XXXXXX`
-    temp_files="${temp_files} ${CONFTMP}"
-
-    sed -r "/^[[:space:]]*Include[[:space:]]+\/etc\/apache2\/sites-enabled\/\[\^\.\#\]\*$/Id" \
-        "$CONF" > "$CONFTMP"
+  sed -r "/^[[:space:]]*Include[[:space:]]+\/etc\/apache2\/sites-enabled\/\[\^\.\#\]\*$/Id" \
+      "$CONF" > "$CONFTMP"
 
-    if ! egrep -iq "^[[:space:]]*Include[[:space:]]+\/etc\/apache2\/sites-enabled\/$" "$CONFTMP"; then
-        echo "Include /etc/apache2/sites-enabled/" >> "$CONFTMP"
-    fi
+  if ! egrep -iq "^[[:space:]]*Include[[:space:]]+\/etc\/apache2\/sites-enabled\/$" "$CONFTMP"; then
+    echo "Include /etc/apache2/sites-enabled/" >> "$CONFTMP"
+  fi
 
-    cp_mv "$CONFTMP" "$CONF"
-    need_restart=1
+  cp_mv "$CONFTMP" "$CONF"
+  need_restart=1
 fi
 
 
@@ -735,28 +718,25 @@ db_stop || true
 # Remove old AOSI configuration for Apache: aosi-www.conf, aosi.conf.
 #
 if [ -e "$CONFDIR/conf.d/aosi-www.conf" ] || [ -e "$CONFDIR/conf.d/aosi.conf" ]; then
-    cp_echo "CN: Removing old AOSI configuration files for Apache2."
-    rm -f $CONFDIR/conf.d/aosi-www.conf
-    rm -f $CONFDIR/conf.d/aosi.conf
-    need_restart=1
+  cp_echo "CN: Removing old AOSI configuration files for Apache2."
+  rm -f $CONFDIR/conf.d/aosi-www.conf
+  rm -f $CONFDIR/conf.d/aosi.conf
+  need_restart=1
 fi
 
 
 # Restart Apache2 web server if needed.
 #
 if [ $need_restart -eq 1 ]; then
-
     # Check Apache2 web server configuration.
-    if apache2ctl configtest 2>/dev/null; then
-
-        # Restart Apache2 web server.
-        service apache2 reload || true
-    else
-
-        # Something is broken.
-        cp_echo "CN: Your Apache2 configuration seems to be broken."
-        cp_echo "CN: Please, check the service after the installation finishes!"
-    fi
+  if apache2ctl configtest 2>/dev/null; then
+    # Restart Apache2 web server.
+    service apache2 reload || true
+  else
+    # Something is broken.
+    cp_echo "CN: Your Apache2 configuration seems to be broken."
+    cp_echo "CN: Please, check the service after the installation finishes!"
+  fi
 fi
 
 
@@ -768,8 +748,8 @@ cp_mail "$PKG"
 # (re)generate monit.d files if monit-cn is installed.
 #
 if [ -x "/usr/sbin/update-monit.d" ]; then
-    cp_echo "CN: Updating monit configuration..."
-    update-monit.d || true
+  cp_echo "CN: Updating monit configuration..."
+  update-monit.d || true
 fi
 
 #DEBHELPER#
diff --git a/debian/postrm b/debian/postrm
index 325beea..06719d3 100755
--- a/debian/postrm
+++ b/debian/postrm
@@ -6,12 +6,12 @@ set -e
 . /usr/share/debconf/confmodule
 
 case "$1" in
-    purge)
-        # continue below
-        ;;
-    *)
-        exit 0
-        ;;
+  purge)
+    # continue below
+    ;;
+  *)
+    exit 0
+    ;;
 esac
 
 CONFDIR="/etc/apache2"
@@ -23,30 +23,30 @@ DOMAIN=$(hostname -d)
 #   Purge Apache2 configuration files located in specified directory.
 #
 purge_conf () {
-    local ctype dir file
+  local ctype dir file
 
-    ctype="$1"
-    dir="$2"
+  ctype="$1"
+  dir="$2"
 
-    case "$ctype" in
-        site|conf)
-            # continue below
-            ;;
-        *)
-            return 1
-            ;;
-    esac
+  case "$ctype" in
+    site|conf)
+      # continue below
+      ;;
+    *)
+      return 1
+      ;;
+  esac
 
-    if [ -d "${dir}" ] && [ -n "$(ls -A ${dir}/)" ]; then
-        for file in ${dir}/*.conf; do
-            if [ -f "$file" ]; then
-                if egrep -q "^## Begin - Generated by CARNet package apache2-cn$" "$file"; then
-                    a2dis$ctype -p -f -q "`basename "$file" .conf`" || exit $?
-                    rm -f "$file"
-                fi
-            fi
-        done
-    fi
+  if [ -d "${dir}" ] && [ -n "$(ls -A ${dir}/)" ]; then
+    for file in ${dir}/*.conf; do
+      if [ -f "$file" ]; then
+        if egrep -q "^## Begin - Generated by CARNet package apache2-cn$" "$file"; then
+          a2dis$ctype -p -f -q "`basename "$file" .conf`" || exit $?
+          rm -f "$file"
+        fi
+      fi
+    done
+  fi
 }
 
 # Configuration generated by this CARNet package.
@@ -58,17 +58,17 @@ purge_conf conf ${CONFDIR}/conf-available
 docroots="/var/www/$HOST /var/www/www.$DOMAIN"
 
 if [ -d "/var/www" ]; then
-    for docroot in $docroots; do
-        if [ -d $docroot ]; then
-            if [ "x$(echo ${docroot}/*)" = "x${docroot}/index.html" ]; then
-                if [ "$(wc -l ${docroot}/index.html | awk '{print $1}')" -eq 1 ]; then
-                    echo "CN: Removing document root directory ${docroot}."
-                    rm -f $docroot/index.html
-                    rmdir $docroot || true
-                fi
-            fi
+  for docroot in $docroots; do
+    if [ -d $docroot ]; then
+      if [ "x$(echo ${docroot}/*)" = "x${docroot}/index.html" ]; then
+        if [ "$(wc -l ${docroot}/index.html | awk '{print $1}')" -eq 1 ]; then
+          echo "CN: Removing document root directory ${docroot}."
+          rm -f $docroot/index.html
+          rmdir $docroot || true
         fi
-    done
+      fi
+    fi
+  done
 fi
 
 #DEBHELPER#
diff --git a/debian/prerm b/debian/prerm
index d4b99f1..d276961 100755
--- a/debian/prerm
+++ b/debian/prerm
@@ -12,48 +12,48 @@ need_restart=0
 #   Disable Apache2 configuration files located in specified directory.
 #
 disable_conf () {
-    local ctype dir file
-
-    ctype="$1"
-    dir="$2"
-
-    case "$ctype" in
-        site|conf)
-            # continue below
-            ;;
-        *)
-            return 1
-            ;;
-    esac
-
-    if [ -d "${dir}" ] && [ -n "$(ls -A ${dir}/)" ]; then
-        for file in ${dir}/*.conf; do
-            if [ -f "$file" ]; then
-                if egrep -q "^## Begin - Generated by CARNet package apache2-cn$" "$file"; then
-                    a2dis$ctype -m -f -q "`basename "$file" .conf`"
-                    need_restart=1
-                fi
-            fi
-        done
-    fi
+  local ctype dir file
+
+  ctype="$1"
+  dir="$2"
+
+  case "$ctype" in
+    site|conf)
+      # continue below
+      ;;
+    *)
+      return 1
+      ;;
+  esac
+
+  if [ -d "${dir}" ] && [ -n "$(ls -A ${dir}/)" ]; then
+    for file in ${dir}/*.conf; do
+      if [ -f "$file" ]; then
+        if egrep -q "^## Begin - Generated by CARNet package apache2-cn$" "$file"; then
+          a2dis$ctype -m -f -q "`basename "$file" .conf`"
+          need_restart=1
+        fi
+      fi
+    done
+  fi
 }
 
 if [ "$1" = "remove" ] || [ "$1" = "deconfigure" ]; then
 
-    echo "CN: Disabling $PKG configuration for Apache2."
-    disable_conf site ${CONFDIR}/sites-enabled
-    disable_conf conf ${CONFDIR}/conf-enabled
+  echo "CN: Disabling $PKG configuration for Apache2."
+  disable_conf site ${CONFDIR}/sites-enabled
+  disable_conf conf ${CONFDIR}/conf-enabled
 
-    echo "CN: Enabling default site configuration for Apache2 web server."
-    a2ensite -m -q 000-default && need_restart=1
+  echo "CN: Enabling default site configuration for Apache2 web server."
+  a2ensite -m -q 000-default && need_restart=1
 
-    if [ $need_restart -eq 1 ]; then
-        if apache2ctl configtest 2>/dev/null; then
-            service apache2 reload || true
-        else
-            echo "Your Apache2 configuration seems to be broken."
-        fi
+  if [ $need_restart -eq 1 ]; then
+    if apache2ctl configtest 2>/dev/null; then
+        service apache2 reload || true
+    else
+      echo "Your Apache2 configuration seems to be broken."
     fi
+  fi
 fi
 
 #DEBHELPER#
-- 
1.7.10.4