--- /dev/null
+# 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.
+
+
+import sys, os, traceback
+import string
+import socket
+
+import utils
+from Exceptions import *
+import BootServerRequest
+
+
+# two possible names of the configuration files
+NEW_CONF_FILE_NAME= "plnode.txt"
+OLD_CONF_FILE_NAME= "planet.cnf"
+
+
+def Run( vars, log ):
+ """
+ read the machines node configuration file, which contains
+ the node key and the node_id for this machine.
+
+ 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)
+ planet.cnf 3
+
+ The locations will be searched in the above order, plnode.txt
+ will be checked first, then planet.cnf. Flash devices will only
+ be searched on 3.0 cds.
+
+ Because some of the earlier
+ boot cds don't validate the configuration file (which results
+ in a file named /tmp/planet-clean.cnf), and some do, lets
+ bypass this, and mount and attempt to read in the conf
+ file ourselves. If it doesn't exist, we cannot continue, and a
+ BootManagerException will be raised. If the configuration file is found
+ and read, return 1.
+
+ Expect the following variables from the store:
+ BOOT_CD_VERSION A tuple of the current bootcd version
+ ALPINA_SERVER_DIR directory on the boot servers containing alpina
+ scripts and support files
+
+ Sets the following variables from the configuration file:
+ WAS_NODE_ID_IN_CONF Set to 1 if the node id was in the conf file
+ WAS_NODE_KEY_IN_CONF Set to 1 if the node key was in the conf file
+ NONE_ID The db node_id for this machine
+ 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
+ """
+
+ log.write( "\n\nStep: Reading node configuration file.\n" )
+
+
+ # make sure we have the variables we need
+ try:
+ BOOT_CD_VERSION= vars["BOOT_CD_VERSION"]
+ if BOOT_CD_VERSION == "":
+ raise ValueError, "BOOT_CD_VERSION"
+
+ ALPINA_SERVER_DIR= vars["ALPINA_SERVER_DIR"]
+ if ALPINA_SERVER_DIR == None:
+ raise ValueError, "ALPINA_SERVER_DIR"
+
+ except KeyError, var:
+ raise BootManagerException, "Missing variable in vars: %s\n" % var
+ except ValueError, var:
+ raise BootManagerException, "Variable in vars, shouldn't be: %s\n" % var
+
+
+ NETWORK_SETTINGS= {}
+ NETWORK_SETTINGS['method']= "dhcp"
+ NETWORK_SETTINGS['ip']= ""
+ NETWORK_SETTINGS['mac']= ""
+ NETWORK_SETTINGS['gateway']= ""
+ NETWORK_SETTINGS['network']= ""
+ NETWORK_SETTINGS['broadcast']= ""
+ NETWORK_SETTINGS['netmask']= ""
+ NETWORK_SETTINGS['dns1']= ""
+ NETWORK_SETTINGS['dns2']= ""
+ NETWORK_SETTINGS['hostname']= "localhost"
+ NETWORK_SETTINGS['domainname']= "localdomain"
+ vars['NETWORK_SETTINGS']= NETWORK_SETTINGS
+
+ vars['NODE_ID']= 0
+ vars['NODE_KEY']= ""
+
+ vars['WAS_NODE_ID_IN_CONF']= 0
+ vars['WAS_NODE_KEY_IN_CONF']= 0
+
+ # for any devices that need to be mounted to get the configuration
+ # file, mount them here.
+ mount_point= "/tmp/conffilemount"
+ utils.makedirs( mount_point )
+
+ old_conf_file_contents= None
+ conf_file_contents= None
+
+
+ # 1. check the regular floppy device
+ log.write( "Checking standard floppy disk for plnode.txt file.\n" )
+
+ 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)
+ 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()
+ except IOError, e:
+ pass
+
+ utils.sysexec_noerr( "umount /dev/fd0", 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." )
+
+
+ # try the old file name, same device. its actually number 3 on the search
+ # 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)
+ 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()
+ except IOError, e:
+ pass
+
+ utils.sysexec_noerr( "umount /dev/fd0", log )
+
+
+
+ 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" )
+
+ # this is done the same way the 3.0 cds do it, by attempting
+ # to mount and sd*1 devices that are removable
+ devices= os.listdir("/sys/block/")
+
+ for device in devices:
+ if device[:2] != "sd":
+ continue
+
+ # test removable
+ removable_file_path= "/sys/block/%s/removable" % device
+ try:
+ removable= int(file(removable_file_path,"r").read().strip())
+ except ValueError, e:
+ continue
+ except IOError, e:
+ continue
+
+ if not removable:
+ 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 ):
+ 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.")
+
+
+
+ # 3. check standard floppy disk for old file name planet.cnf
+ log.write( "Checking standard floppy disk for planet.cnf file.\n" )
+
+ if old_conf_file_contents:
+ if __parse_configuration_file( vars, log, old_conf_file_contents):
+ return 1
+ else:
+ raise BootManagerException( "Found configuration file planet.cnf " \
+ "on floppy, but was unable to parse it." )
+
+
+ # 4. 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
+ 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()
+ except IOError, e:
+ pass
+
+ if __parse_configuration_file( vars, log, conf_file_contents):
+ return 1
+ else:
+ raise BootManagerException( "Found configuration file plnode.txt " \
+ "in /usr/boot, but was unable to parse it.")
+
+
+
+ # 5. 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
+ 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()
+ except IOError, e:
+ pass
+
+ if __parse_configuration_file( vars, log, conf_file_contents):
+ return 1
+ else:
+ raise BootManagerException( "Found configuration file plnode.txt " \
+ "in /usr, but was unable to parse it.")
+
+
+ raise BootManagerException, "Unable to find and read a node configuration file."
+
+
+
+
+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)
+ """
+
+ BOOT_CD_VERSION= vars["BOOT_CD_VERSION"]
+ ALPINA_SERVER_DIR= vars["ALPINA_SERVER_DIR"]
+ NETWORK_SETTINGS= vars["NETWORK_SETTINGS"]
+
+ if file_contents is None:
+ return 0
+
+ try:
+ line_num= 0
+ for line in file_contents.split("\n"):
+
+ line_num = line_num + 1
+
+ # if its a comment or a whitespace line, ignore
+ if line[:1] == "#" or string.strip(line) == "":
+ continue
+
+ # file is setup as name="value" pairs
+ parts= string.split(line,"=")
+ if len(parts) != 2:
+ log.write( "Invalid line %d in configuration file:\n" % line_num )
+ log.write( line + "\n" )
+ return 0
+
+ name= string.strip(parts[0])
+ value= string.strip(parts[1])
+
+ # make sure value starts and ends with
+ # single or double quotes
+ quotes= value[0] + value[len(value)-1]
+ if quotes != "''" and quotes != '""':
+ log.write( "Invalid line %d in configuration file:\n" % line_num )
+ log.write( line + "\n" )
+ return 0
+
+ # get rid of the quotes around the value
+ value= string.strip(value[1:len(value)-1])
+
+ if name == "NODE_ID":
+ try:
+ vars['NODE_ID']= int(value)
+ vars['WAS_NODE_ID_IN_CONF']= 1
+ except ValueError, e:
+ log.write( "Non-numeric node_id in configuration file.\n" )
+ return 0
+
+ if name == "NODE_KEY":
+ vars['NODE_KEY']= value
+ vars['WAS_NODE_KEY_IN_CONF']= 1
+
+ if name == "IP_METHOD":
+ value= string.lower(value)
+ if value != "static" and value != "dhcp":
+ log.write( "Invalid IP_METHOD in configuration file:\n" )
+ log.write( line + "\n" )
+ return 0
+ NETWORK_SETTINGS['method']= value.strip()
+
+ if name == "IP_ADDRESS":
+ NETWORK_SETTINGS['ip']= value.strip()
+
+ if name == "IP_GATEWAY":
+ NETWORK_SETTINGS['gateway']= value.strip()
+
+ if name == "IP_NETMASK":
+ NETWORK_SETTINGS['netmask']= value.strip()
+
+ if name == "IP_NETADDR":
+ NETWORK_SETTINGS['network']= value.strip()
+
+ if name == "IP_BROADCASTADDR":
+ NETWORK_SETTINGS['broadcast']= value.strip()
+
+ if name == "IP_DNS1":
+ NETWORK_SETTINGS['dns1']= value.strip()
+
+ if name == "IP_DNS2":
+ NETWORK_SETTINGS['dns2']= value.strip()
+
+ if name == "HOST_NAME":
+ NETWORK_SETTINGS['hostname']= string.lower(value)
+
+ if name == "DOMAIN_NAME":
+ NETWORK_SETTINGS['domainname']= string.lower(value)
+
+ except IndexError, e:
+ log.write( "Unable to parse configuration file\n" )
+ return 0
+
+ # now if we are set to dhcp, clear out any fields
+ # that don't make sense
+ if NETWORK_SETTINGS["method"] == "dhcp":
+ NETWORK_SETTINGS["ip"]= ""
+ NETWORK_SETTINGS["gateway"]= ""
+ NETWORK_SETTINGS["netmask"]= ""
+ NETWORK_SETTINGS["network"]= ""
+ NETWORK_SETTINGS["broadcast"]= ""
+ NETWORK_SETTINGS["dns1"]= ""
+ NETWORK_SETTINGS["dns2"]= ""
+
+
+ log.write("Successfully read and parsed node configuration file.\n" )
+
+
+ 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}
+ result= bs_request.DownloadFile( "%s/getnodeid.php" %
+ ALPINA_SERVER_DIR,
+ None, postVars, 1, 1,
+ "/tmp/node_id")
+ if result == 0:
+ log.write( "Unable to make request to get node_id.\n" )
+ return 0
+
+ try:
+ node_id_file= file("/tmp/node_id","r")
+ node_id= string.strip(node_id_file.read())
+ node_id_file.close()
+ except IOError:
+ log.write( "Unable to read node_id from /tmp/node_id\n" )
+ return 0
+
+ try:
+ node_id= int(string.strip(node_id))
+ except ValueError:
+ log.write( "Got node_id from PLC, but not numeric: %s" % str(node_id) )
+ return 0
+
+ if node_id == -1:
+ log.write( "Got node_id, but it returned -1\n" )
+ return 0
+
+ log.write( "Got node_id from PLC: %s\n" % str(node_id) )
+ vars['NODE_ID']= node_id
+
+
+
+ if vars['NODE_KEY'] is None or vars['NODE_KEY'] == "":
+ log.write( "Configuration file does not contain a node_key value.\n" )
+ log.write( "Using boot nonce instead.\n" )
+
+ # 3.x cds stored the file in /tmp/nonce in ascii form, so they
+ # can be read and used directly. 2.x cds stored in the same place
+ # but in binary form, so we need to convert it to ascii the same
+ # way the old boot scripts did so it matches whats in the db
+ # (php uses bin2hex,
+ if BOOT_CD_VERSION[0] == 2:
+ read_mode= "rb"
+ else:
+ read_mode= "r"
+
+ try:
+ nonce_file= file("/tmp/nonce",read_mode)
+ nonce= nonce_file.read()
+ nonce_file.close()
+ except IOError:
+ log.write( "Unable to read nonce from /tmp/nonce\n" )
+ return 0
+
+ if BOOT_CD_VERSION[0] == 2:
+ nonce= nonce.encode('hex')
+
+ # there is this nice bug in the php that currently accepts the
+ # nonce for the old scripts, in that if the nonce contains
+ # null chars (2.x cds sent as binary), then
+ # the nonce is truncated. so, do the same here, truncate the nonce
+ # at the first null ('00'). This could leave us with an empty string.
+ nonce_len= len(nonce)
+ for byte_index in range(0,nonce_len,2):
+ if nonce[byte_index:byte_index+2] == '00':
+ nonce= nonce[:byte_index]
+ break
+ else:
+ nonce= string.strip(nonce)
+
+ log.write( "Read nonce, using as key.\n" )
+ vars['NODE_KEY']= nonce
+
+
+ # at this point, we've read the network configuration file.
+ # if we were setup using dhcp, get this system's current ip
+ # address and update the vars key ip, because it
+ # is needed for future api calls.
+
+ # at the same time, we can check to make sure that the hostname
+ # in the configuration file matches the ip address.
+
+ hostname= NETWORK_SETTINGS['hostname'] + "." + \
+ NETWORK_SETTINGS['domainname']
+
+ log.write( "Checking that hostname %s resolves\n" % hostname )
+ try:
+ resolved_node_ip= socket.gethostbyname(hostname)
+ except socket.gaierror, e:
+ raise BootManagerException, \
+ "Configured node hostname does not resolve."
+
+ if NETWORK_SETTINGS['method'] == "dhcp":
+ NETWORK_SETTINGS['ip']= resolved_node_ip
+ node_ip= resolved_node_ip
+ else:
+ node_ip= NETWORK_SETTINGS['ip']
+
+ if node_ip != resolved_node_ip:
+ log.write( "Hostname %s does not resolve to %s, but %s:\n" % \
+ (hostname,node_ip,resolved_node_ip) )
+ else:
+ log.write( "Hostname %s 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
+
+ return 1