these files can exist in several different locations with
several different names. Below is the search order:
- filename floppy flash cd
- plnode.txt 1 2 4 (/usr/boot), 5 (/usr)
+ filename floppy flash ramdisk cd
+ plnode.txt 1 2 4 (/) 5 (/usr/boot), 6 (/usr)
planet.cnf 3
The locations will be searched in the above order, plnode.txt
# 1. check the regular floppy device
log.write( "Checking standard floppy disk for plnode.txt file.\n" )
-
+
+ log.write( "Mounting /dev/fd0 on %s\n" % mount_point )
utils.sysexec_noerr( "mount -o ro -t ext2,msdos /dev/fd0 %s " \
% mount_point, log )
conf_file_path= "%s/%s" % (mount_point,NEW_CONF_FILE_NAME)
+
+ log.write( "Checking for existence of %s\n" % conf_file_path )
if os.access( conf_file_path, os.R_OK ):
try:
conf_file= file(conf_file_path,"r")
conf_file_contents= conf_file.read()
conf_file.close()
+ log.write( "Read in contents of file %s\n" % conf_file_path )
except IOError, e:
+ log.write( "Unable to read file %s\n" % conf_file_path )
pass
utils.sysexec_noerr( "umount %s" % mount_point, log )
# order, but do it now to save mounting/unmounting the disk twice.
# try to parse it later...
conf_file_path= "%s/%s" % (mount_point,OLD_CONF_FILE_NAME)
+
+ log.write( "Checking for existence of %s (used later)\n" % conf_file_path )
if os.access( conf_file_path, os.R_OK ):
try:
old_conf_file= file(conf_file_path,"r")
old_conf_file_contents= old_conf_file.read()
old_conf_file.close()
+ log.write( "Read in contents of file %s\n" % conf_file_path )
except IOError, e:
+ log.write( "Unable to read file %s\n" % conf_file_path )
pass
utils.sysexec_noerr( "umount %s" % mount_point, log )
for device in devices:
if device[:2] != "sd":
+ log.write( "Skipping non-scsi device %s\n" % device )
continue
# test removable
continue
if not removable:
+ log.write( "Skipping non-removable device %s\n" % device )
continue
log.write( "Checking removable device %s\n" % device )
partitions= file("/proc/partitions", "r")
for line in partitions:
+ found_file= 0
+ parsed_file= 0
+
if not re.search("%s[0-9]*$" % device, line):
continue
# ok, try to mount it and see if we have a conf file.
full_device= "/dev/%s" % parts[3]
except IndexError, e:
+ log.write( "Incorrect /proc/partitions line:\n%s\n" % line )
continue
+ log.write( "Mounting %s on %s\n" % (full_device,mount_point) )
try:
utils.sysexec( "mount -o ro -t ext2,msdos %s %s" \
% (full_device,mount_point), log )
except BootManagerException, e:
+ log.write( "Unable to mount, trying next partition\n" )
continue
conf_file_path= "%s/%s" % (mount_point,NEW_CONF_FILE_NAME)
+
+ log.write( "Checking for existence of %s\n" % conf_file_path )
if os.access( conf_file_path, os.R_OK ):
try:
conf_file= file(conf_file_path,"r")
conf_file_contents= conf_file.read()
conf_file.close()
+ found_file= 1
+ log.write( "Read in contents of file %s\n" % \
+ conf_file_path )
+
+ if __parse_configuration_file( vars, log, \
+ conf_file_contents):
+ parsed_file= 1
except IOError, e:
- pass
+ log.write( "Unable to read file %s\n" % conf_file_path )
utils.sysexec_noerr( "umount %s" % mount_point, log )
- if __parse_configuration_file( vars, log, conf_file_contents):
- return 1
- else:
- raise BootManagerException("Found configuration file plnode.txt " \
- "on floppy, but was unable to parse it.")
+ if found_file:
+ if parsed_file:
+ return 1
+ else:
+ raise BootManagerException( \
+ "Found configuration file plnode.txt " \
+ "on floppy, but was unable to parse it.")
# 3. check standard floppy disk for old file name planet.cnf
- log.write( "Checking standard floppy disk for planet.cnf file.\n" )
+ log.write( "Checking standard floppy disk for planet.cnf file " \
+ "(from earlier.\n" )
if old_conf_file_contents:
if __parse_configuration_file( vars, log, old_conf_file_contents):
"on floppy, but was unable to parse it." )
- # 4. check for plnode.txt in /usr/boot (mounted already)
+ # 4. check for plnode.txt in / (ramdisk)
+ log.write( "Checking / (ramdisk) for plnode.txt file.\n" )
+
+ conf_file_path= "/%s" % NEW_CONF_FILE_NAME
+
+ log.write( "Checking for existence of %s\n" % conf_file_path )
+ if os.access(conf_file_path,os.R_OK):
+ try:
+ conf_file= file(conf_file_path,"r")
+ conf_file_contents= conf_file.read()
+ conf_file.close()
+ log.write( "Read in contents of file %s\n" % conf_file_path )
+ except IOError, e:
+ log.write( "Unable to read file %s\n" % conf_file_path )
+ pass
+
+ if __parse_configuration_file( vars, log, conf_file_contents):
+ return 1
+ else:
+ raise BootManagerException( "Found configuration file plnode.txt " \
+ "in /, but was unable to parse it.")
+
+
+ # 5. check for plnode.txt in /usr/boot (mounted already)
log.write( "Checking /usr/boot (cd) for plnode.txt file.\n" )
conf_file_path= "/usr/boot/%s" % NEW_CONF_FILE_NAME
+
+ log.write( "Checking for existence of %s\n" % conf_file_path )
if os.access(conf_file_path,os.R_OK):
try:
conf_file= file(conf_file_path,"r")
conf_file_contents= conf_file.read()
conf_file.close()
+ log.write( "Read in contents of file %s\n" % conf_file_path )
except IOError, e:
- pass
+ log.write( "Unable to read file %s\n" % conf_file_path )
+ pass
if __parse_configuration_file( vars, log, conf_file_contents):
return 1
- # 5. check for plnode.txt in /usr (mounted already)
+ # 6. check for plnode.txt in /usr (mounted already)
log.write( "Checking /usr (cd) for plnode.txt file.\n" )
conf_file_path= "/usr/%s" % NEW_CONF_FILE_NAME
+
+ log.write( "Checking for existence of %s\n" % conf_file_path )
if os.access(conf_file_path,os.R_OK):
try:
conf_file= file(conf_file_path,"r")
conf_file_contents= conf_file.read()
conf_file.close()
+ log.write( "Read in contents of file %s\n" % conf_file_path )
except IOError, e:
+ log.write( "Unable to read file %s\n" % conf_file_path )
pass
if __parse_configuration_file( vars, log, conf_file_contents):
NETWORK_SETTINGS= vars["NETWORK_SETTINGS"]
if file_contents is None:
+ log.write( "__parse_configuration_file called with no file contents\n" )
return 0
try: