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
179
180
181
182
183
184
185
186
187
188
189
190
191
|
# elog/__init__.py - elog core functions
# Copyright 2006-2014 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
import sys
if sys.hexversion >= 0x3000000:
# pylint: disable=W0622
basestring = str
import portage
portage.proxy.lazyimport.lazyimport(globals(),
'portage.util:writemsg',
)
from portage.const import EBUILD_PHASES
from portage.exception import AlarmSignal, PortageException
from portage.process import atexit_register
from portage.elog.messages import collect_ebuild_messages, collect_messages
from portage.elog.filtering import filter_loglevels
from portage.localization import _
from portage import os
def _preload_elog_modules(settings):
logsystems = settings.get("PORTAGE_ELOG_SYSTEM", "").split()
for s in logsystems:
# allow per module overrides of PORTAGE_ELOG_CLASSES
if ":" in s:
s, levels = s.split(":", 1)
levels = levels.split(",")
# - is nicer than _ for module names, so allow people to use it.
s = s.replace("-", "_")
try:
_load_mod("portage.elog.mod_" + s)
except ImportError:
pass
def _merge_logentries(a, b):
rValue = {}
phases = set(a)
phases.update(b)
for p in phases:
merged_msgs = []
rValue[p] = merged_msgs
for d in a, b:
msgs = d.get(p)
if msgs:
merged_msgs.extend(msgs)
return rValue
def _combine_logentries(logentries):
# generate a single string with all log messages
rValue = []
for phase in EBUILD_PHASES:
if not phase in logentries:
continue
previous_type = None
for msgtype, msgcontent in logentries[phase]:
if previous_type != msgtype:
previous_type = msgtype
rValue.append("%s: %s" % (msgtype, phase))
if isinstance(msgcontent, basestring):
rValue.append(msgcontent.rstrip("\n"))
else:
for line in msgcontent:
rValue.append(line.rstrip("\n"))
if rValue:
rValue.append("")
return "\n".join(rValue)
_elog_mod_imports = {}
def _load_mod(name):
global _elog_mod_imports
m = _elog_mod_imports.get(name)
if m is None:
m = __import__(name)
for comp in name.split(".")[1:]:
m = getattr(m, comp)
_elog_mod_imports[name] = m
return m
_elog_listeners = []
def add_listener(listener):
'''
Listeners should accept four arguments: settings, key, logentries and logtext
'''
_elog_listeners.append(listener)
def remove_listener(listener):
'''
Remove previously added listener
'''
_elog_listeners.remove(listener)
_elog_atexit_handlers = []
def elog_process(cpv, mysettings, phasefilter=None):
global _elog_atexit_handlers
logsystems = mysettings.get("PORTAGE_ELOG_SYSTEM","").split()
for s in logsystems:
# allow per module overrides of PORTAGE_ELOG_CLASSES
if ":" in s:
s, levels = s.split(":", 1)
levels = levels.split(",")
# - is nicer than _ for module names, so allow people to use it.
s = s.replace("-", "_")
try:
_load_mod("portage.elog.mod_" + s)
except ImportError:
pass
if "T" in mysettings:
ebuild_logentries = collect_ebuild_messages(
os.path.join(mysettings["T"], "logging"))
else:
# A build dir isn't necessarily required since the messages.e*
# functions allow messages to be generated in-memory.
ebuild_logentries = {}
all_logentries = collect_messages(key=cpv, phasefilter=phasefilter)
if cpv in all_logentries:
# Messages generated by the python elog implementation are assumed
# to come first. For example, this ensures correct order for einfo
# messages that are generated prior to the setup phase.
all_logentries[cpv] = \
_merge_logentries(all_logentries[cpv], ebuild_logentries)
else:
all_logentries[cpv] = ebuild_logentries
my_elog_classes = set(mysettings.get("PORTAGE_ELOG_CLASSES", "").split())
logsystems = {}
for token in mysettings.get("PORTAGE_ELOG_SYSTEM", "").split():
if ":" in token:
s, levels = token.split(":", 1)
levels = levels.split(",")
else:
s = token
levels = ()
levels_set = logsystems.get(s)
if levels_set is None:
levels_set = set()
logsystems[s] = levels_set
levels_set.update(levels)
for key in all_logentries:
default_logentries = filter_loglevels(all_logentries[key], my_elog_classes)
# in case the filters matched all messages and no module overrides exist
if len(default_logentries) == 0 and (not ":" in mysettings.get("PORTAGE_ELOG_SYSTEM", "")):
continue
default_fulllog = _combine_logentries(default_logentries)
# call listeners
for listener in _elog_listeners:
listener(mysettings, str(key), default_logentries, default_fulllog)
# pass the processing to the individual modules
for s, levels in logsystems.items():
# allow per module overrides of PORTAGE_ELOG_CLASSES
if levels:
mod_logentries = filter_loglevels(all_logentries[key], levels)
mod_fulllog = _combine_logentries(mod_logentries)
else:
mod_logentries = default_logentries
mod_fulllog = default_fulllog
if len(mod_logentries) == 0:
continue
# - is nicer than _ for module names, so allow people to use it.
s = s.replace("-", "_")
try:
m = _load_mod("portage.elog.mod_" + s)
# Timeout after one minute (in case something like the mail
# module gets hung).
try:
AlarmSignal.register(60)
m.process(mysettings, str(key), mod_logentries, mod_fulllog)
finally:
AlarmSignal.unregister()
if hasattr(m, "finalize") and not m.finalize in _elog_atexit_handlers:
_elog_atexit_handlers.append(m.finalize)
atexit_register(m.finalize)
except (ImportError, AttributeError) as e:
writemsg(_("!!! Error while importing logging modules "
"while loading \"mod_%s\":\n") % str(s))
writemsg("%s\n" % str(e), noiselevel=-1)
except AlarmSignal:
writemsg("Timeout in elog_process for system '%s'\n" % s,
noiselevel=-1)
except PortageException as e:
writemsg("%s\n" % str(e), noiselevel=-1)
|
GitWeb