+#!/usr/bin/python2
+
# Copyright (c) 2003 Intel Corporation
# All rights reserved.
-
-# Redistribution and use in source and binary forms, with or without
-# modification, are permitted provided that the following conditions are
-# met:
-
-# * Redistributions of source code must retain the above copyright
-# notice, this list of conditions and the following disclaimer.
-
-# * Redistributions in binary form must reproduce the above
-# copyright notice, this list of conditions and the following
-# disclaimer in the documentation and/or other materials provided
-# with the distribution.
-
-# * Neither the name of the Intel Corporation nor the names of its
-# contributors may be used to endorse or promote products derived
-# from this software without specific prior written permission.
-
-# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE INTEL OR
-# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
-# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
-# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
-# PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
-# LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
-# NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
-# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-# EXPORT LAWS: THIS LICENSE ADDS NO RESTRICTIONS TO THE EXPORT LAWS OF
-# YOUR JURISDICTION. It is licensee's responsibility to comply with any
-# export regulations applicable in licensee's jurisdiction. Under
-# CURRENT (May 2000) U.S. export regulations this software is eligible
-# for export from the U.S. and can be downloaded by or otherwise
-# exported or reexported worldwide EXCEPT to U.S. embargoed destinations
-# which include Cuba, Iraq, Libya, North Korea, Iran, Syria, Sudan,
-# Afghanistan and any other country to which the U.S. has embargoed
-# goods and services.
-
+#
+# Copyright (c) 2004-2006 The Trustees of Princeton University
+# All rights reserved.
+# expected /proc/partitions format
import sys, os, traceback
import string
import socket
+import re
import utils
from Exceptions import *
import BootServerRequest
import BootAPI
-import StartDebug
import notify_messages
import UpdateBootStateWithPLC
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
NODE_KEY The key for this node
NETWORK_SETTINGS A dictionary of the values from the network
configuration file. keys set:
- method
- ip
- mac
- gateway
- network
- broadcast
- netmask
- dns1
- dns2
- hostname
- domainname
+ method IP_METHOD
+ ip IP_ADDRESS
+ mac NET_DEVICE
+ gateway IP_GATEWAY
+ network IP_NETADDR
+ broadcast IP_BROADCASTADDR
+ netmask IP_NETMASK
+ dns1 IP_DNS1
+ dns2 IP_DNS2
+ hostname HOST_NAME
+ domainname DOMAIN_NAME
+ -- wlan oriented --
+ ssid WLAN_SSID
+ iwconfig WLAN_IWCONFIG
+
+ the mac address is read from the machine unless it exists in the
+ configuration file.
"""
log.write( "\n\nStep: Reading node configuration file.\n" )
vars['WAS_NODE_ID_IN_CONF']= 0
vars['WAS_NODE_KEY_IN_CONF']= 0
+ vars['DISCONNECTED_OPERATION']= ''
+
# for any devices that need to be mounted to get the configuration
# file, mount them here.
mount_point= "/tmp/conffilemount"
# 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 /dev/fd0", log )
+ utils.sysexec_noerr( "umount %s" % mount_point, log )
if __parse_configuration_file( vars, log, conf_file_contents):
return 1
else:
# 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 /dev/fd0", log )
+ utils.sysexec_noerr( "umount %s" % mount_point, log )
- if BOOT_CD_VERSION[0] == 3:
+ if BOOT_CD_VERSION[0] >= 3:
# 2. check flash devices on 3.0 based cds
log.write( "Checking flash devices for plnode.txt file.\n" )
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 )
-
- # ok, try to mount it and see if we have a conf file.
- full_device= "/dev/%s1" % device
- try:
- utils.sysexec( "mount -o ro -t ext2,msdos %s %s" \
- % (full_device,mount_point), log )
- except BootManagerException, e:
- continue
-
- conf_file_path= "%s/%s" % (mount_point,NEW_CONF_FILE_NAME)
- if os.access( conf_file_path, os.R_OK ):
+ 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
+
try:
- conf_file= file(conf_file_path,"r")
- conf_file_contents= conf_file.read()
- conf_file.close()
- except IOError, e:
- pass
-
- utils.sysexec_noerr( "umount %s" % full_device, 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.")
-
+ # major minor #blocks name
+ parts= string.split(line)
+
+ # 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:
+ log.write( "Unable to read file %s\n" % conf_file_path )
+
+ utils.sysexec_noerr( "umount %s" % mount_point, log )
+ 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):
def __parse_configuration_file( vars, log, file_contents ):
"""
parse a configuration file, set keys in var NETWORK_SETTINGS
- in vars (see comment for function ReadNodeConfiguration)
+ in vars (see comment for function ReadNodeConfiguration). this
+ also reads the mac address from the machine if successful parsing
+ of the configuration file is completed.
"""
BOOT_CD_VERSION= vars["BOOT_CD_VERSION"]
NETWORK_SETTINGS= vars["NETWORK_SETTINGS"]
if file_contents is None:
+ log.write( "__parse_configuration_file called with no file contents\n" )
return 0
try:
if name == "DOMAIN_NAME":
NETWORK_SETTINGS['domainname']= string.lower(value)
+ if name == "NET_DEVICE":
+ NETWORK_SETTINGS['mac']= string.upper(value)
+
+ if name == "DISCONNECTED_OPERATION":
+ vars['DISCONNECTED_OPERATION']= value.strip()
+
+ if name == "WLAN_SSID":
+ vars['ssid']= value.strip()
+
+ if name == "WLAN_IWCONFIG":
+ vars['iwconfig']= value.strip()
+
+
except IndexError, e:
log.write( "Unable to parse configuration file\n" )
return 0
NETWORK_SETTINGS["dns1"]= ""
NETWORK_SETTINGS["dns2"]= ""
-
log.write("Successfully read and parsed node configuration file.\n" )
-
+ # if the mac wasn't specified, read it in from the system.
+ if NETWORK_SETTINGS["mac"] == "":
+ device= "eth0"
+ mac_addr= utils.get_mac_from_interface(device)
+
+ if mac_addr is None:
+ log.write( "Could not get mac address for device eth0.\n" )
+ return 0
+
+ NETWORK_SETTINGS["mac"]= string.upper(mac_addr)
+
+ log.write( "Got mac address %s for device %s\n" %
+ (NETWORK_SETTINGS["mac"],device) )
+
+
+ # now, if the conf file didn't contain a node id, post the mac address
+ # to plc to get the node_id value
if vars['NODE_ID'] is None or vars['NODE_ID'] == 0:
log.write( "Configuration file does not contain the node_id value.\n" )
log.write( "Querying PLC for node_id.\n" )
bs_request= BootServerRequest.BootServerRequest()
-
- try:
- ifconfig_file= file("/tmp/ifconfig","r")
- ifconfig= ifconfig_file.read()
- ifconfig_file.close()
- except IOError:
- log.write( "Unable to read ifconfig output from /tmp/ifconfig\n" )
- return 0
- postVars= {"ifconfig" : ifconfig}
+ postVars= {"mac_addr" : NETWORK_SETTINGS["mac"]}
result= bs_request.DownloadFile( "%s/getnodeid.php" %
SUPPORT_FILE_DIR,
None, postVars, 1, 1,
log.write( "Hostname %s correctly resolves to %s:\n" %
(hostname,node_ip) )
-
- # 3.x cds, with a node_key on the floppy, can update their mac address
- # at plc, so get it here
- if BOOT_CD_VERSION[0] == 3 and vars['WAS_NODE_ID_IN_CONF'] == 1:
- eth_device= "eth0"
- try:
- hw_addr_file= file("/sys/class/net/%s/address" % eth_device, "r")
- hw_addr= hw_addr_file.read().strip().upper()
- hw_addr_file.close()
- except IOError, e:
- raise BootmanagerException, \
- "could not get hw address for device %s" % eth_device
-
- NETWORK_SETTINGS['mac']= hw_addr
-
vars["NETWORK_SETTINGS"]= NETWORK_SETTINGS
- if not hostname_resolve_ok:
+ if not hostname_resolve_ok and not vars['DISCONNECTED_OPERATION']:
log.write( "Hostname does not resolve correctly, will not continue.\n" )
- StartDebug.Run( vars, log )
-
if can_make_api_call:
log.write( "Notifying contacts of problem.\n" )