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Graham Dumpleton
graham.dumpleton at gmail.com
Sat Apr 5 21:35:14 EDT 2008
See comments below. 2008/4/6 Clodoaldo <clodoaldo.pinto.neto at gmail.com>: > Three errors have been happening in an application using mod_python. > > Configuration: > Fedora Core 6. This server does not have mod_wsgi installed. > # uname -a > Linux myserver.net 2.6.22.14-72.fc6 #1 SMP Wed Nov 21 14:10:25 EST > 2007 x86_64 x86_64 x86_64 GNU/Linux > > Python 2.4.4 > # ldd /usr/lib64/libpython2.4.so > libpthread.so.0 => /lib64/libpthread.so.0 (0x0000003751e00000) > libdl.so.2 => /lib64/libdl.so.2 (0x00000032d1000000) > libutil.so.1 => /lib64/libutil.so.1 (0x00000032d8800000) > libm.so.6 => /lib64/libm.so.6 (0x00000032d1400000) > libc.so.6 => /lib64/libc.so.6 (0x00000032d0c00000) > /lib64/ld-linux-x86-64.so.2 (0x0000555555554000) > > mod_python 3.3.0b > # ldd /usr/lib64/httpd/modules/mod_python.so > libpthread.so.0 => /lib64/libpthread.so.0 (0x00002aaaaae07000) > libdl.so.2 => /lib64/libdl.so.2 (0x00002aaaab021000) > libutil.so.1 => /lib64/libutil.so.1 (0x00002aaaab225000) > libm.so.6 => /lib64/libm.so.6 (0x00002aaaab429000) > libc.so.6 => /lib64/libc.so.6 (0x00002aaaab6ac000) > /lib64/ld-linux-x86-64.so.2 (0x0000555555554000) > > [Sat Apr 05 01:32:13 2008] [notice] Digest: generating secret for > digest authentication ... > [Sat Apr 05 01:32:13 2008] [notice] Digest: done > [Sat Apr 05 01:32:13 2008] [notice] mod_python: Creating 8 session > mutexes based on 256 max processes and 0 max threads. > [Sat Apr 05 01:32:13 2008] [notice] mod_python: using mutex_directory /tmp > [Sat Apr 05 01:32:13 2008] [notice] Apache/2.2.6 (Unix) DAV/2 > PHP/5.1.6 mod_python/3.3.0b Python/2.4.4 mod_ssl/2.2.6 OpenSSL/0.9.8b > mod_perl/2.0.2 Perl/v5.8.8 configured -- resuming normal operations > > # httpd -V > Server version: Apache/2.2.6 (Unix) > Server built: Sep 18 2007 11:25:59 > Server's Module Magic Number: 20051115:5 > Server loaded: APR 1.2.7, APR-Util 1.2.8 > Compiled using: APR 1.2.7, APR-Util 1.2.8 > Architecture: 64-bit > Server MPM: Prefork > threaded: no > forked: yes (variable process count) > Server compiled with.... > -D APACHE_MPM_DIR="server/mpm/prefork" > -D APR_HAS_SENDFILE > -D APR_HAS_MMAP > -D APR_HAVE_IPV6 (IPv4-mapped addresses enabled) > -D APR_USE_SYSVSEM_SERIALIZE > -D APR_USE_PTHREAD_SERIALIZE > -D SINGLE_LISTEN_UNSERIALIZED_ACCEPT > -D APR_HAS_OTHER_CHILD > -D AP_HAVE_RELIABLE_PIPED_LOGS > -D DYNAMIC_MODULE_LIMIT=128 > -D HTTPD_ROOT="/etc/httpd" > -D SUEXEC_BIN="/usr/sbin/suexec" > -D DEFAULT_PIDLOG="logs/httpd.pid" > -D DEFAULT_SCOREBOARD="logs/apache_runtime_status" > -D DEFAULT_LOCKFILE="logs/accept.lock" > -D DEFAULT_ERRORLOG="logs/error_log" > -D AP_TYPES_CONFIG_FILE="conf/mime.types" > -D SERVER_CONFIG_FILE="conf/httpd.conf" > > The first error is already described in this thread: > http://www.modpython.org/pipermail/mod_python/2007-June/023795.html > > It is also commented in these threads: > http://groups.google.co.uk/group/webpy/browse_thread/thread/4c5f2c76b749eb4e > http://bytes.com/forum/thread40318.html > > [Sat Apr 05 15:19:51 2008] [error] [client 200.147.229.174] > ServerName: 'example.com', referer: > http://example.com/?estado_sigla=Brasil&localidade_id=0&bairro_id=0&fabricante_id=22&modelo_id=0 > [Sat Apr 05 15:19:51 2008] [error] [client 200.147.229.174] > DocumentRoot: '/var/www/html/example.com', referer: > http://example.com/?estado_sigla=Brasil&localidade_id=0&bairro_id=0&fabricante_id=22&modelo_id=0 > [Sat Apr 05 15:19:51 2008] [error] [client 200.147.229.174] URI: > '/_pesquisa', referer: > http://example.com/?estado_sigla=Brasil&localidade_id=0&bairro_id=0&fabricante_id=22&modelo_id=0 > [Sat Apr 05 15:19:51 2008] [error] [client 200.147.229.174] Location: > None, referer: http://example.com/?estado_sigla=Brasil&localidade_id=0&bairro_id=0&fabricante_id=22&modelo_id=0 > [Sat Apr 05 15:19:51 2008] [error] [client 200.147.229.174] Directory: > '/var/www/html/example.com/', referer: > http://example.com/?estado_sigla=Brasil&localidade_id=0&bairro_id=0&fabricante_id=22&modelo_id=0 > [Sat Apr 05 15:19:51 2008] [error] [client 200.147.229.174] Filename: > '/var/www/html/example.com/_pesquisa.py', referer: > http://example.com/?estado_sigla=Brasil&localidade_id=0&bairro_id=0&fabricante_id=22&modelo_id=0 > [Sat Apr 05 15:19:51 2008] [error] [client 200.147.229.174] PathInfo: > '', referer: http://example.com/?estado_sigla=Brasil&localidade_id=0&bairro_id=0&fabricante_id=22&modelo_id=0 > [Sat Apr 05 15:19:51 2008] [error] [client 200.147.229.174] Traceback > (most recent call last):, referer: > http://example.com/?estado_sigla=Brasil&localidade_id=0&bairro_id=0&fabricante_id=22&modelo_id=0 > [Sat Apr 05 15:19:51 2008] [error] [client 200.147.229.174] File > "/usr/lib64/python2.4/site-packages/mod_python/importer.py", line > 1537, in HandlerDispatch\n default=default_handler, arg=req, > silent=hlist.silent), referer: > http://example.com/?estado_sigla=Brasil&localidade_id=0&bairro_id=0&fabricante_id=22&modelo_id=0 > [Sat Apr 05 15:19:51 2008] [error] [client 200.147.229.174] File > "/usr/lib64/python2.4/site-packages/mod_python/importer.py", line > 1229, in _process_target\n result = _execute_target(config, req, > object, arg), referer: > http://example.com/?estado_sigla=Brasil&localidade_id=0&bairro_id=0&fabricante_id=22&modelo_id=0 > [Sat Apr 05 15:19:51 2008] [error] [client 200.147.229.174] File > "/usr/lib64/python2.4/site-packages/mod_python/importer.py", line > 1128, in _execute_target\n result = object(arg), referer: > http://example.com/?estado_sigla=Brasil&localidade_id=0&bairro_id=0&fabricante_id=22&modelo_id=0 > [Sat Apr 05 15:19:51 2008] [error] [client 200.147.229.174] File > "/home/carroarodo/mod/_publisher.py", line 5, in handler\n return > publisher.handler(req), referer: > http://example.com/?estado_sigla=Brasil&localidade_id=0&bairro_id=0&fabricante_id=22&modelo_id=0 > [Sat Apr 05 15:19:51 2008] [error] [client 200.147.229.174] File > "/usr/lib64/python2.4/site-packages/mod_python/publisher.py", line > 213, in handler\n published = publish_object(req, object), referer: > http://example.com/?estado_sigla=Brasil&localidade_id=0&bairro_id=0&fabricante_id=22&modelo_id=0 > [Sat Apr 05 15:19:51 2008] [error] [client 200.147.229.174] File > "/usr/lib64/python2.4/site-packages/mod_python/publisher.py", line > 424, in publish_object\n req.form = util.FieldStorage(req, > keep_blank_values=1), referer: > http://example.com/?estado_sigla=Brasil&localidade_id=0&bairro_id=0&fabricante_id=22&modelo_id=0 > [Sat Apr 05 15:19:51 2008] [error] [client 200.147.229.174] File > "/usr/lib64/python2.4/site-packages/mod_python/util.py", line 225, in > __init__\n pairs = parse_qsl(req.read(clen), keep_blank_values), > referer: http://example.com/?estado_sigla=Brasil&localidade_id=0&bairro_id=0&fabricante_id=22&modelo_id=0 > [Sat Apr 05 15:19:51 2008] [error] [client 200.147.229.174] > SystemError: Objects/stringobject.c:3515: bad argument to internal > function, referer: > http://example.com/?estado_sigla=Brasil&localidade_id=0&bairro_id=0&fabricante_id=22&modelo_id=0 Bug deep in mod_python, exact cause unknown and pretty well impossible to reproduce reliably. See: http://issues.apache.org/jira/browse/MODPYTHON-234 > The second is more frequent: > > [Sat Apr 05 14:57:49 2008] [error] [client 201.32.1.196] mod_python > (pid=326, interpreter='example.com', phase='PythonHandler', > handler='/home/carroarodo/mod/_publisher.py'): Application error, > referer: http://example.com/ > [Sat Apr 05 14:57:49 2008] [error] [client 201.32.1.196] ServerName: > 'example.com', referer: http://example.com/ > [Sat Apr 05 14:57:49 2008] [error] [client 201.32.1.196] DocumentRoot: > '/var/www/html/example.com', referer: http://example.com/ > [Sat Apr 05 14:57:49 2008] [error] [client 201.32.1.196] URI: > '/_pesquisa', referer: http://example.com/ > [Sat Apr 05 14:57:49 2008] [error] [client 201.32.1.196] Location: > None, referer: http://example.com/ > [Sat Apr 05 14:57:49 2008] [error] [client 201.32.1.196] Directory: > '/var/www/html/example.com/', referer: http://example.com/ > [Sat Apr 05 14:57:49 2008] [error] [client 201.32.1.196] Filename: > '/var/www/html/example.com/_pesquisa.py', referer: http://example.com/ > [Sat Apr 05 14:57:49 2008] [error] [client 201.32.1.196] PathInfo: '', > referer: http://example.com/ > [Sat Apr 05 14:57:49 2008] [error] [client 201.32.1.196] Traceback > (most recent call last):, referer: http://example.com/ > [Sat Apr 05 14:57:49 2008] [error] [client 201.32.1.196] File > "/usr/lib64/python2.4/site-packages/mod_python/importer.py", line > 1537, in HandlerDispatch\n default=default_handler, arg=req, > silent=hlist.silent), referer: http://example.com/ > [Sat Apr 05 14:57:49 2008] [error] [client 201.32.1.196] File > "/usr/lib64/python2.4/site-packages/mod_python/importer.py", line > 1229, in _process_target\n result = _execute_target(config, req, > object, arg), referer: http://example.com/ > [Sat Apr 05 14:57:49 2008] [error] [client 201.32.1.196] File > "/usr/lib64/python2.4/site-packages/mod_python/importer.py", line > 1128, in _execute_target\n result = object(arg), referer: > http://example.com/ > [Sat Apr 05 14:57:49 2008] [error] [client 201.32.1.196] File > "/home/carroarodo/mod/_publisher.py", line 5, in handler\n return > publisher.handler(req), referer: http://example.com/ > [Sat Apr 05 14:57:49 2008] [error] [client 201.32.1.196] File > "/usr/lib64/python2.4/site-packages/mod_python/publisher.py", line > 213, in handler\n published = publish_object(req, object), referer: > http://example.com/ > [Sat Apr 05 14:57:49 2008] [error] [client 201.32.1.196] File > "/usr/lib64/python2.4/site-packages/mod_python/publisher.py", line > 424, in publish_object\n req.form = util.FieldStorage(req, > keep_blank_values=1), referer: http://example.com/ > [Sat Apr 05 14:57:49 2008] [error] [client 201.32.1.196] File > "/usr/lib64/python2.4/site-packages/mod_python/util.py", line 225, in > __init__\n pairs = parse_qsl(req.read(clen), keep_blank_values), > referer: http://example.com/ > [Sat Apr 05 14:57:49 2008] [error] [client 201.32.1.196] IOError: > Client read error (Timeout?), referer: http://example.com/ Most likely because browser closed socket connection before all data transmitted. Ie., they pressed reload button before page done. Graham
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