From fc00da9d4e627ee0022337e41df745cb40b9479c Mon Sep 17 00:00:00 2001
From: Dirk von Suchodoletz
Date: Sun, 23 Jul 2006 22:24:23 +0000
Subject: Added function for URI interpretation, enabling URI notation for
 several sources (fileget, fileservice, ...), moved local configurable
 hardware configuration (pcitable.local, Cards.local) to central config
 directory on server (added to hwdata files by mkdxsinitrd) ...

git-svn-id: http://svn.openslx.org/svn/openslx/ld4@285 95ad53e4-c205-0410-b2fa-d234c58c8868
---
 initrd/initrd-stuff/etc/functions | 87 +++++++++++++++++++++++++++++----------
 1 file changed, 65 insertions(+), 22 deletions(-)

(limited to 'initrd/initrd-stuff/etc')

diff --git a/initrd/initrd-stuff/etc/functions b/initrd/initrd-stuff/etc/functions
index e354c2ce..b05291b9 100644
--- a/initrd/initrd-stuff/etc/functions
+++ b/initrd/initrd-stuff/etc/functions
@@ -2,13 +2,13 @@
 #		linux diskless clients (included by init, hwautocfg,
 #		servconfig, ... within initial ramdisk) 
 #
-# Author(s):    Dirk von Suchodoletz <dirk@goe.net>, 09-07-2006
+# Author(s):    Dirk von Suchodoletz <dirk@goe.net>, 24-07-2006
 #	 	Felix Endres, 30-04-2006
 #		Tobias Maier
 #
 # Copyright:    (c) 2006 - RZ Universitaet Freiburg
 # 
-# Version:      0.5.0b
+# Version:      0.5.1a
 
 #######################################################################
 # set of empty dummy functions (loaded before real functions in the 
@@ -112,7 +112,48 @@ return 0
 ldcfg () {
 [ -z "${NOLDSC}" ] && echo "$init_ldcfg" && ldconfig /tmp/ld.so.cache &
 }
-
+#######################################################################
+# URI interpreter $1 variable to interprete, $2 type of token to return
+# prot: tftp, http, nbd, ... server: IP or FQDN 
+uri_token () {
+local var=$1
+# first check if URI starts with prot:// - URI scheme
+if strinstr "://" "$1" ; then
+  prot=${var%://*}
+  rest=${var#*://}
+else
+  rest="$var"
+  prot=""
+fi
+# get the server IP or name and port - URI authority 
+# you get the path or other token without leading "/" - add it later if
+# needed
+if strinstr ":" "$rest" ; then
+  server="${rest%:*}"
+  rest="${rest#*:}"
+  path="${rest#*/}"
+  port="${rest%/$path}"
+else
+  server="${rest%/*}"
+  rest="${rest#*/}"
+  path="${rest#*/}"
+  port=""
+fi
+# get path and query components - URI path, query
+query=""
+if strinstr "\?" "$rest" ; then
+  path="${path%\?*}"
+  query="${rest#*\?}"
+fi
+# return the requested token
+case "$2" in
+  prot) echo "$prot" ;;
+  server) echo "$server" ;;
+  path) echo "$path" ;;
+  port) echo "$port" ;;
+  query) echo "$query" ;;
+esac
+}
 #######################################################################
 # load a certain module - name of module with path in argument one, the
 # error message in second argument
@@ -308,32 +349,34 @@ echo "dhcp finished" > /tmp/dhcp-done
 # kernel command line)
 # tftpget is helper function for fileget 
 tftpget () {
-# $1 is type of tftp command, $2 is config file name to get, $3 IP of
-# server to get file from
-local dst=/tmp/$(basename $2)
-case "$1" in
+# $1 is  config file name to get, $2 IP of server to get file from
+for tftp in /bin/atftp /bin/tftp ; do
+  test -x $tftp && break
+done
+echo -e "tftp\t69/tcp\ntftp\t69/udp" > /etc/services
+local dst=/tmp/$(basename $1)
+case "$tftp" in
     */atftp)
-      atftp -g -r $2 -l $dst $3 2> /dev/null
+      atftp -g -r $1 -l $dst $2 2> /dev/null
     ;;
     */tftp)
       # distinguish between busybox tftp and standalone (in.tftp) client
       if [ -x /bin/busybox ] ; then
-        tftp -g -r $2 -l $dst $3 2> /dev/null
+        tftp -g -r $1 -l $dst $2 2> /dev/null
       else
-        echo "get $2 $dst" | tftp $3 2> /dev/null 
+        echo "get $1 $dst" | tftp $2 2> /dev/null 
       fi
     ;;
 esac
 }
 fileget () {
-# get type of tftp available
-for tftp in /bin/atftp /bin/tftp ; do
-  test -x $tftp && break
-done
-echo -e "tftp\t69/tcp\ntftp\t69/udp" > /etc/services
+# get type of tftp available, alternatively use wget for ftp or http 
+# (fixme: rewrite of fileget needed!!)
+# analyze file soure (URI) in $FILESRC
 if [ -n "$FILESRC" ] ; then
-  cfgfile=${FILESRC#*:}
-  tftpserver=${FILESRC%:*}
+  srvproto=$(uri_token $FILESRC prot)
+  cfgfile="/$(uri_token $FILESRC path)"
+  tftpserver=$(uri_token $FILESRC server)
   tftpget $tftp $cfgfile $tftpserver
 else
   cfgdir="/tftpboot/client-config/"
@@ -348,14 +391,14 @@ and as last\n# distro/client" >> /tmp/confviafile
   for cfgfile in $cfgdir/default $cfgdir/01-$mac \
                  $cfgdir/$DISTRO/default $cfgdir/$DISTRO/01-$mac ; do
     echo "# -> $cfgfile" >> /tmp/confviafile
-    if tftpget $tftp $cfgfile $tftpserver ; then
+    if tftpget $cfgfile $tftpserver ; then
       cat /tmp/$(basename $cfgfile) >> /tmp/confviafile
     else
       echo -e "# ... this file does not exist on server." >> /tmp/confviafile
     fi
   done
 fi
-echo "tftp finished" > /tmp/file-done
+echo "fileget via $srvproto finished" > /tmp/file-done
 }
 
 #######################################################################
@@ -767,9 +810,9 @@ case "${XMODULE}" in
   radeon)
     # check ${XDESC}/ hwsetup.info device string in Cards file and then 
     # for needed components
-    test -f /mnt/lib/modules/${KERNEL}/kernel/drivers/char/drm/fglrx.ko && \
-      test -f /mnt/usr/X11R6/lib/modules/drivers/fglrx_drv.o && \
-      XMODULE=fglrx
+    test -f /mnt/lib/modules/${KERNEL}/kernel/drivers/char/drm/fglrx.ko \
+      && test -f /mnt/usr/X11R6/lib/modules/drivers/fglrx_drv.o && \
+         XMODULE=fglrx
       # there seems no problem, if no TV is connected
       TVOUT='\tOption\t\t"TVFormat" "PAL-B"\n
 \tOption\t\t"DesktopSetup" "horizontal"'
-- 
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