X-Git-Url: http://ftp.carnet.hr/carnet-debian/scm?a=blobdiff_plain;f=functions.sh;h=8c2e0e864459f73659fa92e9093f4678b69ecfdb;hb=9d14d6fd31235bc0c8a6733fcf37cec81879dfcd;hp=28877c5a1849396ccfe7c09554237795f92581e8;hpb=5bd6d3387ad27a739b4b688889816ff46a259b2c;p=carnet-tools-cn.git

diff --git a/functions.sh b/functions.sh
index 28877c5..8c2e0e8 100644
--- a/functions.sh
+++ b/functions.sh
@@ -1,6 +1,13 @@
+# Initialize "public" CP_ECHO_RETURN variable once
+if [ -z "$_CP_INIT_ECHO_RETURN" ]; then
+  _CP_INIT_ECHO_RETURN=1
+  CP_ECHO_RETURN=""
+fi
+
 # by ddzeko & ico, Fri, 18 Mar 2005 14:44:08 +0100
 cp_get_ifaddr() {
   [ "$CP_SCRIPT_DEBUG" ] && set -vx
+
   local ifaddr interface echo_return
   echo_return="$CP_ECHO_RETURN" # since we're making our own calls
   # in our own way we need to set CP_ECHO_RETURN the way we want it
@@ -36,6 +43,7 @@ cp_get_ifaddr() {
 # by ddzeko & ico, Fri, 18 Mar 2005 14:44:08 +0100
 cp_get_ifmask() {
   [ "$CP_SCRIPT_DEBUG" ] && set -vx
+
   local ifmask interface echo_return
   echo_return="$CP_ECHO_RETURN" # since we're making our own calls
   # in our own way we need to set CP_ECHO_RETURN the way we want it
@@ -70,28 +78,32 @@ cp_get_ifmask() {
 
 # by ddzeko, Mon, 21 Mar 2005 07:00:22 +0100
 cp_get_ifdefault() {
+  [ "$CP_SCRIPT_DEBUG" ] && set -vx
+
   local echo_return
   echo_return="$CP_ECHO_RETURN" # since we're making our own calls
   # in our own way we need to set CP_ECHO_RETURN the way we want it
   # but preserving initial state so it could be used afterwards
   CP_ECHO_RETURN=""
 
-  [ "$CP_SCRIPT_DEBUG" ] && set -vx
   RET=""
   case $1 in
     dev)  RET=`route -n | awk '/^0.0.0.0/{print $8}'` ;;
     addr) RET=`route -n | awk '/^0.0.0.0/{print $2}'` ;;
     *)    echo "cp_get_ifdefault: Argument required (dev or addr)" >&2 ;;
   esac
+
   [ -z "$RET" -a "$1" ] && echo "cp_get_ifdefault: No default route" >&2
+
   [ -z "$echo_return" ] || echo $RET
   CP_ECHO_RETURN="$echo_return"
-  [ -z "$RET" ] && return 1
+  [ -n "$RET" ] || return 1
 }
 
 # by ico, Tue, 15 Mar 2005 14:04:21 +0100
 cp_get_netaddr() {
   [ "$CP_SCRIPT_DEBUG" ] && set -vx
+
   local netmask ipaddress interface cidr echo_return
   echo_return="$CP_ECHO_RETURN" # since we're making our own calls
   # in our own way we need to set CP_ECHO_RETURN the way we want it
@@ -138,17 +150,59 @@ cp_get_netaddr() {
 }
 
 cp_check_and_backup() {
+  [ "$CP_SCRIPT_DEBUG" ] && set -vx
+
   cp_backup_conffile -r "$@"
 }
 
 # by ico, Tue, 15 Mar 2005 14:04:21 +0100
 cp_backup_conffile() {
   [ "$CP_SCRIPT_DEBUG" ] && set -vx
-  local file_bak check did
+
+  local dir ext file_bak check did opt_p opt_d
   
-  if [ "x$1" = "x-r" ]; then
-    check=1
-    shift
+  dir=/var/backups
+  ext=.bak
+  
+  while echo "x$1" |grep -q '^x-'; do
+    case "$1" in
+    -r)
+      shift
+      check=1
+      ;;
+    -p)
+      shift
+      opt_p=1
+      ;;
+    -d)
+      shift
+      opt_d=1
+      # Is argument to -d full path or relative?
+      if echo "$1" |grep -q '^/'; then
+        dir="$1"
+      else
+        dir="$dir/$1"
+      fi
+      shift
+      ;;
+    -n)
+      shift
+      ext=
+      ;;
+    esac
+  done
+  if [ "$opt_d" ]; then
+    if [ ! -e "$dir" -a "$opt_p" ]; then
+      mkdir "$dir"
+    fi
+    if [ $? -ne 0 ]; then
+      echo "cp_backup_conffile: Error creating backup directory $dir" 1>&2
+      return 3
+    fi
+  fi
+  if [ ! -d "$dir" ]; then
+    echo "cp_backup_conffile: Invalid backup directory $dir" 1>&2
+    return 3
   fi
   if [ -z "$1" ]; then
     return 1
@@ -158,9 +212,9 @@ cp_backup_conffile() {
     return 2
   fi
   if [ -z "$2" ]; then
-    file_bak="/var/backups/`basename $1`.bak"
+    file_bak="$dir/`basename $1`$ext"
   else
-    file_bak="/var/backups/`basename $2`.bak"
+    file_bak="$dir/`basename $2`$ext"
   fi
 
   if [ ! -f "$file_bak" ]; then
@@ -192,6 +246,7 @@ cp_backup_conffile() {
 #
 cp_check_and_sed() {
   [ "$CP_SCRIPT_DEBUG" ] && set -vx
+
   local s sedcmd grepret ret i
   if [ -z "$3" ]; then
     return 1
@@ -222,13 +277,14 @@ cp_check_and_sed() {
     fi
     ret=0
   done
-  [ "$ret" -eq 2 -a "$grepret" ] && ret=1 || true
+  [ "$ret" -eq 2 -a "$grepret" ] && ret=1
   return $ret
 }
 
 # by jelly, Sun, 20 Mar 2005 20:12:19 +0100
 cp_echo () {
   [ "$CP_SCRIPT_DEBUG" ] && set -vx
+
   if [ "x$1" = "x-mailonly" -o "x$1" = "x-m" ]; then
     shift
   else   
@@ -244,13 +300,18 @@ cp_echo () {
 # by jelly, Sun, 20 Mar 2005 20:12:19 +0100
 cp_mail () {
   [ "$CP_SCRIPT_DEBUG" ] && set -vx
+
   local pkg version quiet
   if [ "x$1" = "x-q" ]; then
     quiet=1
     shift
   fi
-  [ -n "$1" ] && pkg="$1"       # barf if no package
-  [ -n "$2" ] && version=" $2" || true
+  if [ -n "$1" ]; then
+    pkg="$1"
+  else
+    return 1 # must have at least the package name as argument
+  fi
+  [ -n "$2" ] && version=" $2"
   if [ "$(echo $CP_NOTICE|wc -w)" -gt 0 ]; then
     [ -n "$quiet" ] || echo "Mailing upgrade output to root."
     CP_NOTICE="From: $pkg postinst script <root>
@@ -275,6 +336,7 @@ ${CP_NOTICE}----------"
 # by ddzeko, Mon, 21 Mar 2005 11:31:59 +0100
 cp_mv () {
   [ "$CP_SCRIPT_DEBUG" ] && set -vx
+
   local new old
   if [ -z "$2" ]; then
     return 1
@@ -331,6 +393,8 @@ cp_yes_no () {
 #     instead of some gibberish error message that our script does
 #     not expect
 cp_db_get() {
+  [ "$CP_SCRIPT_DEBUG" ] && set -vx
+
   local var
   var="$1"
   
@@ -355,14 +419,14 @@ cp_db_get() {
 
 # by ico, Wed, 20 Apr 2005 21:09:54 +0200
 cp_get_ldap_suffix() {
+  [ "$CP_SCRIPT_DEBUG" ] && set -vx
+
   local echo_return
   echo_return="$CP_ECHO_RETURN" # since we're making our own calls
   # in our own way we need to set CP_ECHO_RETURN the way we want it
   # but preserving initial state so it could be used afterwards
   CP_ECHO_RETURN=""
 
-  [ "$CP_SCRIPT_DEBUG" ] && set -vx
-
   if [ ! -f /etc/ldap/slapd.conf ]; then
     echo "cp_get_ldap_suffix: /etc/ldap/slapd.conf: No such file" >&2
     return 2
@@ -385,14 +449,14 @@ cp_get_ldap_suffix() {
 
 # by ico, Wed, 20 Apr 2005 21:09:54 +0200
 cp_get_ldap_realm() {
+  [ "$CP_SCRIPT_DEBUG" ] && set -vx
+
   local echo_return
   echo_return="$CP_ECHO_RETURN" # since we're making our own calls
   # in our own way we need to set CP_ECHO_RETURN the way we want it
   # but preserving initial state so it could be used afterwards
   CP_ECHO_RETURN=""
 
-  [ "$CP_SCRIPT_DEBUG" ] && set -vx
-
   if [ ! -f /etc/ldap/slapd.conf ]; then
     echo "cp_get_ldap_realm: /etc/ldap/slapd.conf: No such file" >&2
     return 2