{"id":146,"date":"2018-03-12T11:18:51","date_gmt":"2018-03-12T03:18:51","guid":{"rendered":"http:\/\/www.max-shu.com\/blog\/?p=146"},"modified":"2018-03-12T11:18:51","modified_gmt":"2018-03-12T03:18:51","slug":"python%e8%af%bb%e5%8f%96pxe%e5%90%af%e5%8a%a8%e6%97%b6%e7%9a%84%e6%9c%ba%e5%99%a8mac%e5%9c%b0%e5%9d%80","status":"publish","type":"post","link":"http:\/\/www.max-shu.com\/blog\/?p=146","title":{"rendered":"Python\u8bfb\u53d6PXE\u542f\u52a8\u65f6\u7684\u673a\u5668MAC\u5730\u5740"},"content":{"rendered":"

\u670d\u52a1\u5668\u4e0a\u7535\uff0c\u901a\u8fc7PXE\u53e3\u542f\u52a8\uff0c\u6279\u91cf\u5b89\u88c5\u65f6\u9700\u8981GUID\u6216\u8005MAC\u5730\u5740\u6765\u533a\u5206\u4e0d\u540c\u673a\u5668\uff0c\u6709\u4e9b\u670d\u52a1\u5668\u5382\u5bb6\u51fa\u5382\u65f6\u6ca1\u6709\u628amac\u5730\u5740\u8d34\u51fa\u6765\uff0c\u6bd4\u5982HP\uff0c\u6709\u4e9b\u5382\u5bb6\u8d34\u5728\u5305\u88c5\u7bb1\u548c\u673a\u5668\u540e\u9762\u677f\uff0c\u6bd4\u5982DELL\uff0c\u6ca1\u6709\u7684\u8bdd\uff0c\u53ef\u4ee5\u7ed9\u670d\u52a1\u5668\u52a0\u7535\uff0c\u8ba9\u5176\u7528PXE\u542f\u52a8\uff0c\u5411\u5916\u53d1\u9001DHCP DISCOVER\u8bf7\u6c42\uff0c\u901a\u8fc7\u4ee5\u4e0b\u811a\u672c\u5c31\u53ef\u4ee5\u6536\u5230\u8be5\u673a\u5668\u7684mac\u5730\u5740\uff0c\u9700\u8981\u81ea\u5df1\u7684\u7b14\u8bb0\u672c\u8bbe\u7f6e\u4e3a\u9759\u6001ip\u683c\u5f0f\uff0c\u5177\u4f53ip\u5730\u5740\u968f\u4fbf\u3002
\n\u5f53\u7136\u5982\u679c\u4ea4\u6362\u673a\u53ef\u767b\u5165\u7684\u8bdd\uff0c\u53ef\u4ee5\u7528show mac address-table\u770b\u5230\u6240\u6709\u8fde\u63a5\u5230\u8be5\u4ea4\u6362\u673a\u7684\u673a\u5668\u7684mac\u5730\u5740\u548c\u5bf9\u5e94\u7aef\u53e3\u53f7\u3002<\/p>\n

#!\/usr\/bin\/env python
\n# -*- coding: gbk -*-<\/p>\n

import os, sys, string
\nimport time
\nimport socket
\nimport traceback
\nimport msvcrt
\nimport array
\nimport struct<\/p>\n

programName=”<\/p>\n

class GetMacAddr_Class(object):
\ndef __init__(self):
\nself.mac_list = []<\/p>\n

#print get_ip_address(‘lo’)
\n#print get_ip_address(‘eth0’)
\n#print get_ip_address(‘eth1’)
\n#print get_ip_address(‘eth2’)
\n#print get_ip_address(‘bond0’)<\/p>\n

def __del__(self):
\npass<\/p>\n

def Run(self):
\ns=socket.socket(socket.AF_INET,socket.SOCK_DGRAM)
\n# Allow multiple sockets to use the same PORT number
\ns.setsockopt(socket.SOL_SOCKET,socket.SO_REUSEADDR,1)<\/p>\n

self_ip=”\u00a0 # Symbolic name meaning all available interfaces
\nrecv_port = 67<\/p>\n

f = file(‘mac_addr_list.csv’,’at+’)
\nf.seek(0, os.SEEK_END)
\nline_index = 0<\/p>\n

s.bind((self_ip, recv_port))
\ns.setblocking(False)
\nmsg_num = 0
\nprint “\u7b49\u5f85\u6570\u636e\u4e2d(\u6309’z’\u952e\u6b63\u5e38\u9000\u51fa)\u3002\u3002\u3002\u3002”
\nwhile 1:
\nif msvcrt.kbhit():
\nch = msvcrt.getch()
\n#print ch
\nif ch == ‘\\x5A’ or ch == ‘\\x7A’: # ‘Z’ or ‘z’
\nbreak;
\ntime.sleep(0.001)
\ntry:
\ndata,src_sock_addr = s.recvfrom(8192)
\ndhcp_pkg = array.array(‘B’,data)
\nprint “%s \u5728 %s\u53d1\u6765 %u\u5b57\u8282\u6570\u636e \uff1a%s “%(src_sock_addr,time.ctime(),len(dhcp_pkg),dhcp_pkg)
\nmsg_num += 1
\nprint ‘########## No. %4u Start ##################################################’ % (msg_num)
\nprint ‘DHCP Message: ‘
\nindex = 0
\nprint ‘\u00a0\u00a0\u00a0 op[1 byte]: 0x%02x (1:request, 2:response)’ % (dhcp_pkg[index])
\nindex += 1
\nprint ‘\u00a0\u00a0\u00a0 htype[1 byte]: 0x%02x (1:ethernet, …)’ % (dhcp_pkg[index])
\nindex += 1
\nprint ‘\u00a0\u00a0\u00a0 hlen[1 byte]: 0x%02x ‘ % (dhcp_pkg[index])
\nindex += 1
\nprint ‘\u00a0\u00a0\u00a0 hops[1 byte]: 0x%02x ‘ % (dhcp_pkg[index])
\nindex += 1
\nprint ‘\u00a0\u00a0\u00a0 xid[4 byte]: 0x%08x ‘ % (toUint32(dhcp_pkg[index:]))
\nindex += 4
\nprint ‘\u00a0\u00a0\u00a0 secs[2 byte]: 0x%04x ‘ % (toUint16(dhcp_pkg[index:]))
\nindex += 2
\nprint ‘\u00a0\u00a0\u00a0 flags[2 byte]: 0x%04x (0: unicast, non-0: broadcast)’ % (toUint16(dhcp_pkg[index:]))
\nindex += 2
\nprint ‘\u00a0\u00a0\u00a0 ciaddr[4 byte]: 0x%08x ‘ % (toUint32(dhcp_pkg[index:]))
\nindex += 4
\nprint ‘\u00a0\u00a0\u00a0 yiaddr[4 byte]: 0x%08x ‘ % (toUint32(dhcp_pkg[index:]))
\nindex += 4
\nprint ‘\u00a0\u00a0\u00a0 siaddr[4 byte]: 0x%08x ‘ % (toUint32(dhcp_pkg[index:]))
\nindex += 4
\nprint ‘\u00a0\u00a0\u00a0 giaddr[4 byte]: 0x%08x ‘ % (toUint32(dhcp_pkg[index:]))
\nindex += 4<\/p>\n

print ‘\u00a0\u00a0\u00a0 chaddr[16 byte] HEX (MAC address): %02x’ % (dhcp_pkg[index]),
\nfor i in range(1, 16):
\nprint ‘%02x’ % (dhcp_pkg[index+i]),
\nprint ”
\nmac_addr = array.array(‘B’)
\nfor i in range(0, 16):
\nmac_addr.append(dhcp_pkg[index+i])
\nindex = 0
\nfor mac in self.mac_list:
\nif mac == mac_addr:
\nbreak
\nindex += 1
\nif index == len(self.mac_list):
\nself.mac_list += [ mac_addr]
\nline = ‘%02x-%02x-%02x-%02x-%02x-%02x-%02x-%02x-%02x-%02x-%02x-%02x-%02x-%02x-%02x-%02x’ % \\
\n(mac_addr[0],mac_addr[1],mac_addr[2],mac_addr[3],mac_addr[4],mac_addr[5],mac_addr[6],mac_addr[7],
\nmac_addr[8],mac_addr[9],mac_addr[10],mac_addr[11],mac_addr[12],mac_addr[13],mac_addr[14],mac_addr[15])
\nline = ‘%u,%s,’ % (line_index+1, line)
\nline_index += 1
\nprint ‘WRITE to file: ‘ + line
\nf.write(line+’\\n’)
\nf.flush()
\nindex += 16<\/p>\n

print ‘\u00a0\u00a0\u00a0 sname[64 byte] HEX: %02x’ % (dhcp_pkg[index]),
\nfor i in range(1, 64):
\nprint ‘%02x’ % (dhcp_pkg[index+i]),
\nprint ”
\nprint ‘\u00a0\u00a0\u00a0 { sname[64 byte] STR: %s }’ % (struct.unpack(“64s”,dhcp_pkg[index:index+64]))
\nindex += 64<\/p>\n

print ‘\u00a0\u00a0\u00a0 file[128 byte] HEX: %02x ‘ % (dhcp_pkg[index]),
\nfor i in range(1, 128):
\nprint ‘%02x’ % (dhcp_pkg[index+i]),
\nprint ”
\nprint ‘\u00a0\u00a0\u00a0 { file[128 byte] STR: %s }’ % (struct.unpack(“128s”,dhcp_pkg[index:index+128]))
\nindex += 128<\/p>\n

print ‘\u00a0\u00a0\u00a0 options[64 byte] HEX: %02x ‘ % (dhcp_pkg[index]),
\nfor i in range(1, 64):
\nprint ‘%02x’ % (dhcp_pkg[index+i]),
\nprint ”
\nprint ‘\u00a0\u00a0\u00a0 { options[64 byte] STR: %s }’ % (struct.unpack(“64s”,dhcp_pkg[index:index+64]))
\nindex += 64<\/p>\n

print ‘########## No. %4u End ####################################################’ % (msg_num)
\nexcept Exception,data:
\n#print traceback.print_exc()
\ncontinue
\ns.close()
\nf.close()<\/p>\n

for index, mac in enumerate(self.mac_list):
\nprint ‘No.%4u MAC : ‘ % (index),
\nfor i in range(0,16):
\nprint ‘%02x’ % (mac[i]),
\nline = ‘%02x-%02x-%02x-%02x-%02x-%02x-%02x-%02x-%02x-%02x-%02x-%02x-%02x-%02x-%02x-%02x’ % \\
\n(mac[0],mac[1],mac[2],mac[3],mac[4],mac[5],mac[6],mac[7],mac[8],mac[9],mac[10],mac[11],mac[12],mac[13],mac[14],mac[15])
\nprint ‘ ( ‘ + line + ‘ )’<\/p>\n

def toUint32(bytes):
\nuint32 = bytes[0]<<24
\nuint32 += bytes[1]<<16
\nuint32 += bytes[2]<<8
\nuint32 += bytes[3]
\nreturn uint32<\/p>\n

def toUint16(bytes):
\nuint16 = bytes[0]<<8
\nuint16 += bytes[1]
\nreturn uint16<\/p>\n

# Unix:
\n”’
\ndef get_ip_address(ifname=”eth0″):
\ns = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
\nip = ”
\ntry:
\nip = socket.inet_ntoa(fcntl.ioctl(
\ns.fileno(),
\n0x8915, # SIOCGIFADDR
\nstruct.pack(‘256s’, ifname[:15])
\n)[20:24])
\nexcept Exception,data:
\nprint traceback.print_exc()
\nreturn ip
\n”’<\/p>\n

# Windows:
\ndef get_ip_address():
\nip = socket.gethostbyname(socket.gethostname())
\nreturn ip<\/p>\n

def OutputHelp():
\nprint ‘Get MAC address by PXE DHCP broadcast packet: ‘
\nprint ‘Usage: ‘ + programName + ”
\nprint ‘Example: ‘ + programName + ”
\nprint ‘ ‘<\/p>\n

if __name__ == ‘__main__’ :
\nprogramName = sys.argv[0]
\nif len(sys.argv) > 1:
\nOutputHelp()
\nsys.exit(0)<\/p>\n

GetMacAddr = GetMacAddr_Class()
\nGetMacAddr.Run()<\/p>\n

sys.exit()<\/p>\n","protected":false},"excerpt":{"rendered":"

\u670d\u52a1\u5668\u4e0a\u7535\uff0c\u901a\u8fc7PXE\u53e3\u542f\u52a8\uff0c\u6279\u91cf\u5b89\u88c5\u65f6\u9700\u8981GUID\u6216\u8005MAC\u5730\u5740\u6765\u533a\u5206\u4e0d\u540c\u673a\u5668\uff0c\u6709\u4e9b\u670d\u52a1\u5668\u5382\u5bb6\u51fa\u5382\u65f6\u6ca1\u6709\u628am …<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[15],"tags":[109,98,108],"class_list":["post-146","post","type-post","status-publish","format-standard","hentry","category-linuxandroid","tag-mac","tag-pxe","tag-python"],"views":1895,"_links":{"self":[{"href":"http:\/\/www.max-shu.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/146","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.max-shu.com\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.max-shu.com\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.max-shu.com\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.max-shu.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=146"}],"version-history":[{"count":1,"href":"http:\/\/www.max-shu.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/146\/revisions"}],"predecessor-version":[{"id":147,"href":"http:\/\/www.max-shu.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/146\/revisions\/147"}],"wp:attachment":[{"href":"http:\/\/www.max-shu.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=146"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.max-shu.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=146"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.max-shu.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=146"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}