import sys
+from zope.interface import implementer
+
import twisted
from twisted.internet import reactor
import twisted.internet.endpoints
HTTP_FULL = NamedConstant()
CTRL_DUMP = NamedConstant()
SLIP_FULL = NamedConstant()
+ DATA_COMPLETE = NamedConstant()
_hex_codec = codecs.getencoder('hex_codec')
+#---------- logging ----------
+
+org_stderr = sys.stderr
+
log = twisted.logger.Logger()
-debug_set = set([x for x in DBG.iterconstants() if x <= DBG.HTTP])
+debug_set = set()
+debug_def_detail = DBG.HTTP
def log_debug(dflag, msg, idof=None, d=None):
if dflag not in debug_set: return
if idof is not None:
msg = '[%#x] %s' % (id(idof), msg)
if d is not None:
- #d = d[0:64]
+ trunc = ''
+ if not DBG.DATA_COMPLETE in debug_set:
+ if len(d) > 64:
+ d = d[0:64]
+ trunc = '...'
d = _hex_codec(d)[0].decode('ascii')
- msg += ' ' + d
+ msg += ' ' + d + trunc
log.info('{dflag} {msgcore}', dflag=dflag, msgcore=msg)
+@implementer(twisted.logger.ILogFilterPredicate)
+class LogNotBoringTwisted:
+ def __call__(self, event):
+ yes = twisted.logger.PredicateResult.yes
+ no = twisted.logger.PredicateResult.no
+ try:
+ if event.get('log_level') != LogLevel.info:
+ return yes
+ dflag = event.get('dflag')
+ if dflag in debug_set: return yes
+ if dflag is None and DBG.TWISTED in debug_set: return yes
+ return no
+ except Exception:
+ print(traceback.format_exc(), file=org_stderr)
+ return yes
+
+#---------- default config ----------
+
defcfg = '''
[DEFAULT]
#[<client>] overrides
#---------- startup ----------
def common_startup():
+ optparser.add_option('-c', '--config', dest='configfile',
+ default='/etc/hippotat/config')
+
+ def dfs_less_detailed(dl):
+ return [df for df in DBG.iterconstants() if df <= dl]
+
+ def ds_default(od,os,dl,op):
+ global debug_set
+ debug_set = set(dfs_less_detailed(debug_def_detail))
+
+ def ds_select(od,os, spec, op):
+ last_df = next(DBG.iterconstants())
+ mutator = debug_set.add
+
+ for it in spec.split(','):
+
+ if not len(it):
+ for df in dfs_less_detailed(last_df):
+ mutator(df)
+ continue
+
+ if it.startswith('-'):
+ mutator = debug_set.discard
+ it = it[1:]
+ else:
+ mutator = debug_set.add
+
+ try:
+ df = DBG.lookupByName(it)
+ except ValueError:
+ optparser.error('unknown debug flag %s in --debug-select' % it)
+ mutator(df)
+ last_df = df
+
+ optparser.add_option('-D', '--debug',
+ nargs=0,
+ action='callback',
+ help='enable default debug (to stdout)',
+ callback= ds_default)
+
+ optparser.add_option('--debug-select',
+ nargs=1,
+ type='string',
+ metavar='[-]DFLAG[,],...',
+ help=
+'''enable (or with -, disable) each specified DFLAG;
+empty entry means do the same for all DFLAGS "more interesting"
+than the last (or, all DFLAGs)''',
+ action='callback',
+ callback= ds_select)
+
+ (opts, args) = optparser.parse_args()
+ if len(args): optparser.error('no non-option arguments please')
+
+ print(repr(debug_set), file=sys.stderr)
+
+ re = regexp.compile('#.*')
+ cfg.read_string(re.sub('', defcfg))
+ cfg.read(opts.configfile)
+
log_formatter = twisted.logger.formatEventAsClassicLogText
stdout_obs = twisted.logger.FileLogObserver(sys.stdout, log_formatter)
stderr_obs = twisted.logger.FileLogObserver(sys.stderr, log_formatter)
pred = twisted.logger.LogLevelFilterPredicate(LogLevel.error)
- log_observer = twisted.logger.FilteringLogObserver(
+ stdsomething_obs = twisted.logger.FilteringLogObserver(
stderr_obs, [pred], stdout_obs
)
+ log_observer = twisted.logger.FilteringLogObserver(
+ stdsomething_obs, [LogNotBoringTwisted()]
+ )
+ #log_observer = stdsomething_obs
twisted.logger.globalLogBeginner.beginLoggingTo(
[ log_observer, crash_on_critical ]
)
- optparser.add_option('-c', '--config', dest='configfile',
- default='/etc/hippotat/config')
- (opts, args) = optparser.parse_args()
- if len(args): optparser.error('no non-option arguments please')
-
- re = regexp.compile('#.*')
- cfg.read_string(re.sub('', defcfg))
- cfg.read(opts.configfile)
-
def common_run():
log_debug(DBG.INIT, 'entering reactor')
if not _crashing: reactor.run()