1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
|
"""
Reports on kickstart activity by examining the logs in
/var/log/cobbler.
Copyright 2007, Red Hat, Inc
Michael DeHaan <mdehaan@redhat.com>
This software may be freely redistributed under the terms of the GNU
general public license.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
"""
import os
import os.path
import glob
import time
import cobbler_msg
class BootStatusReport:
def __init__(self,config,mode):
"""
Constructor
"""
self.config = config
self.settings = config.settings()
self.mode = mode
# -------------------------------------------------------
def run(self):
"""
Calculate and print a kickstart-status report.
For kickstart trees not in /var/lib/cobbler (or a symlink off of there)
tracking will be incomplete. This should be noted in the docs.
"""
last_recorded_time = 0
time_collisions = 0
# find all of the logged IP addrs
filelist = glob.glob("/var/log/cobbler/syslog/*")
filelist.sort()
header = ("Address", "State", "Started", "Last Request", "Seconds", "Log Entries")
print "%-20s | %-15s | %-25s | %-25s | %-10s | %-6s" % header
for fullname in filelist:
fname = os.path.basename(fullname) # access times log
fullname2 = "/var/log/cobbler/kicklog/%s" % fname # remote syslog
entries = {} # hash of access times and messages
ip = None
# both types of log files must be intertwingled (TM)
for openme in [ fullname, fullname2 ]:
# it's possible syslog never hit the server, that's ok.
if not os.path.exists(openme):
continue
logfile = open(openme, "r")
data = "..."
# for each line in the file...
while(data is not None and data != ""):
data = logfile.readline()
# fields are tab delimited
# (1) seconds since 1970, in decimal
# (2) ASCII date for humans
# (3) IP address of requester
# (4) HTTP request line
try:
(epoch, strdate, ip, request) = data.split("\t", 3)
except:
continue
# HTTP request line is essentially space delimited
# (1) method, which should always be GET
# (2) filename, which is relative from server root
# (3) protocol, such as HTTP/1.1
# time collision voodoo
# we are storing times in a hash, and this prevents them from colliding
# which would break the filecount and possibly the state check
logtime = float(epoch)
if int(logtime) == last_recorded_time:
time_collisions = time_collisions + 1
else:
time_collisions = 0
logtime = logtime + (0.001 * time_collisions)
# to make the report generation a bit easier, flag what we think are start/end points
if request.find("?system_done") != -1:
entries[logtime] = "DONE:%s" % request
elif request.find("?profile_done") != -1:
entries[logtime] = "DONE:%s" % request
elif request.find("methodcomplete") != -1:
entries[logtime] = "DONE:%s" % request
elif request.find("Method =") != -1:
entries[logtime] = "START:%s" % request
else:
entries[logtime] = "1" # don't really care what the filename was
last_recorded_time = int(logtime)
# FIXME: calculate start times for each IP as defined as earliest file
# requested after each stop time, or the first file requested if no
# stop time.
logfile.close()
# print the report line for this IP addr
self.generate_report(entries,ip)
return True
#-----------------------------------------
def generate_report(self,entries,ip):
"""
Given the information about transferred files and kickstart finish times, attempt
to produce a report that most describes the state of the system.
"""
# sort the access times
rtimes = entries.keys()
rtimes.sort()
# variables for calculating kickstart state
last_request_time = 0
last_start_time = 0
last_done_time = 0
fcount = 0
# for each request time the machine has made
for rtime in rtimes:
rtime = rtime
fname = entries[rtime]
if fname.startswith("START:"):
install_state = "installing"
last_start_time = rtime
last_request_time = rtime
fcount = 0
elif fname.startswith("DONE"):
# kickstart finished
last_done_time = rtime
install_state = "done"
else:
install_state = "installing"
last_request_time = rtime
fcount = fcount + 1
# calculate elapsed time for kickstart
elapsed_time = 0
if install_state == "done":
elapsed_time = int(last_done_time - last_start_time)
else:
elapsed_time = int(last_request_time - last_start_time)
# FIXME: IP to MAC mapping where cobbler knows about it would be nice.
display_start = time.asctime(time.localtime(last_start_time))
display_last = time.asctime(time.localtime(last_request_time))
# print the status line for this IP address
print "%-20s | %-15s | %-25s | %-25s | %-10s | %-6s" % (ip, install_state, display_start, display_last, elapsed_time, fcount)
|