def getHeaders(warcf, warcr):
dat = ''
headers = {}
b = WBloc(warcf, warcr, False, BLOCKSIZE)
while True:
nd = b.getNext()
if nd:
dat += nd
else:
break
if len(dat) > 0:
bits = dat.split('\r\n\r\n')
content = "\r\n".join(bits[1:])
header = bits[0].split('\r\n')
for line in header:
line = line.strip()
if len(line.strip()) == 0:
break
else:
if ':' in line:
bits = line.split(':')
headers[bits[0].lower()] = ''.join(bits[1:])
elif line.startswith('HTTP'):
parts = line.split(' ')
try:
headers['protocol'] = parts[0]
headers['status'] = parts[1]
headers['code'] = parts[2]
except:
pass
b.destroy()
return headers
def getHeaders( warcf , warcr ):
dat = ''
headers = {}
b = WBloc(warcf, warcr, False , BLOCKSIZE )
while True:
nd = b.getNext()
if nd:
dat += nd
else:
break
if len(dat) > 0 :
bits = dat.split( '\r\n\r\n' )
content = "\r\n".join( bits[1:] )
header = bits[0].split('\r\n' )
for line in header:
line = line.strip()
if len( line.strip() ) == 0:
break
else:
if ':' in line:
bits = line.split(':')
headers[bits[0].lower() ] = ''.join( bits[1:] )
elif line.startswith('HTTP' ):
parts = line.split(' ')
try:
headers[ 'protocol' ] = parts[0]
headers[ 'status' ] = parts[1]
headers[ 'code' ] = parts[2]
except:
pass
b.destroy()
return headers
def indexWarc(warcFileName):
tempdir = tempfile.mkdtemp(prefix='opds-crawler-')
print 'created tempdir ' + tempdir
w = WFile(warcFileName, config['max_warc_size'], warc.WARC_FILE_READER,
warc.WARC_FILE_DETECT_COMPRESSION, tempdir)
assert w
while (w.hasMoreRecords()):
r = w.nextRecord()
if None == r:
w.destroy()
print "bad record.. bailing!"
return
url = r.getTargetUri()
print 'processing ' + url
b = WBloc(w, r, False, 64 * 1024)
content = ''
while True:
buf = b.getNext()
if buf:
content += buf
#sys.stdout.write(buf)
else:
break
if 'application/atom+xml' == r.getContentType():
ingestor = bookserver.catalog.ingest.OpdsToCatalog(content, url)
c = ingestor.getCatalog()
provider = getProvider(url)
renderer = bookserver.catalog.output.CatalogToSolr(c, provider)
str = renderer.toString()
solr_import_xml = tempdir + "/solr_import.xml"
f = open(solr_import_xml, 'w')
f.write(str)
f.close()
command = """/solr/example/exampledocs/post.sh '%s'""" % (
solr_import_xml)
(ret, out) = commands.getstatusoutput(command)
if -1 == out.find('<int name="status">0</int>'):
print out
assert 0 == ret
os.unlink(solr_import_xml)
b.destroy()
r.destroy()
os.rmdir(tempdir)
w.destroy()
def indexWarc(warcFileName):
tempdir = tempfile.mkdtemp(prefix='opds-crawler-')
print 'created tempdir ' + tempdir
w = WFile (warcFileName, config['max_warc_size'], warc.WARC_FILE_READER, warc.WARC_FILE_DETECT_COMPRESSION, tempdir)
assert w
while ( w.hasMoreRecords() ) :
r = w.nextRecord()
if None == r:
w.destroy ()
print "bad record.. bailing!"
return
url = r.getTargetUri()
print 'processing ' + url
b = WBloc (w, r, False, 64 * 1024)
content = ''
while True:
buf = b.getNext()
if buf:
content += buf
#sys.stdout.write(buf)
else:
break
if 'application/atom+xml' == r.getContentType():
ingestor = bookserver.catalog.ingest.OpdsToCatalog(content, url)
c = ingestor.getCatalog()
provider = getProvider(url)
renderer = bookserver.catalog.output.CatalogToSolr(c, provider)
str = renderer.toString()
solr_import_xml = tempdir + "/solr_import.xml"
f = open(solr_import_xml, 'w')
f.write(str)
f.close()
command = """/solr/example/exampledocs/post.sh '%s'""" % (solr_import_xml)
(ret, out) = commands.getstatusoutput(command)
if -1 == out.find('<int name="status">0</int>'):
print out
assert 0 == ret
os.unlink(solr_import_xml)
b.destroy()
r.destroy()
os.rmdir(tempdir)
w.destroy()
def getRecord(warcname, offset, tempdir='.'):
w = WFile(warcname, CONSTANT, warc.WARC_FILE_READER,
warc.WARC_FILE_DETECT_COMPRESSION, tempdir)
w.seek(int(offset))
rec = w.nextRecord()
b = WBloc(w, rec, False, BLOCKSIZE)
dat = ''
while True:
nd = b.getNext()
if nd:
dat += nd
else:
break
headers = {}
if len(dat) > 0:
bits = dat.split('\r\n\r\n')
content = "\r\n\r\n".join(bits[1:])
header = bits[0].split('\r\n')
for line in header:
line = line.strip()
if len(line.strip()) == 0:
break
else:
if ':' in line:
bits = line.split(':')
headers[bits[0]] = ''.join(bits[1:])
elif line.startswith('HTTP'):
parts = line.split(' ')
try:
headers['protocol'] = parts[0]
headers['status'] = parts[1]
headers['code'] = parts[2]
except:
pass
b.destroy()
rec.destroy()
w.destroy()
return (headers, content)
return (w, rec)
def getRecord( warcname , offset , tempdir ='.' ):
w = WFile ( warcname , CONSTANT , warc.WARC_FILE_READER, warc.WARC_FILE_DETECT_COMPRESSION, tempdir )
w.seek( int(offset ))
rec = w.nextRecord()
b = WBloc( w , rec , False , BLOCKSIZE )
dat = ''
while True:
nd = b.getNext()
if nd:
dat += nd
else:
break
headers = {}
if len(dat) > 0 :
bits = dat.split( '\r\n\r\n' )
content = "\r\n\r\n".join( bits[1:] )
header = bits[0].split('\r\n' )
for line in header:
line = line.strip()
if len( line.strip() ) == 0:
break
else:
if ':' in line:
bits = line.split(':')
headers[bits[0] ] = ''.join( bits[1:] )
elif line.startswith('HTTP' ):
parts = line.split(' ')
try:
headers[ 'protocol' ] = parts[0]
headers[ 'status' ] = parts[1]
headers[ 'code' ] = parts[2]
except:
pass
b.destroy()
rec.destroy()
w.destroy()
return ( headers , content )
return ( w , rec )
def main () :
usage = "./app/python/wgetbloc.py <-f file.warc> <-o offset> [-e] [-v] [-t <working_dir>]\n "\
"\t-f : valid WARC file name\n"\
"\t-o : record offset\n"\
"\t[-e] : print HTTP response headers (default 'no')\n"\
"\t[-t] : temporary working directory (default './')\n"\
"./app/python/wgetbloc.py -f foo.warc.gz -n 7"
parser = OptionParser(usage)
parser.add_option("-f", "--file", dest="filename",
help="read data from FILENAME")
parser.add_option("-o", "--offset", dest="offset",
help="record offset", type="int")
parser.add_option("-e", "--headers",
action="store_false", default=True, dest="headers")
parser.add_option("-t", "--tempdir", dest="tmpdir",
help="Temporary working directory", default=".")
(options, args) = parser.parse_args()
if len (args) != 0 :
parser.error(" Incorrect arguments")
if (not (options.filename)) :
parser.error(" You must give WARC file name")
if options.offset == None:
parser.error(" You must provide a valid record offset")
w = WFile (options.filename, 600 * 1024 * 1024, warc.WARC_FILE_READER, warc.WARC_FILE_DETECT_COMPRESSION, options.tmpdir)
if (not (w)) :
print "WARC file not found "
# go to the specified offset
w.seek(options.offset);
if w . hasMoreRecords ():
r = w . nextRecord ()
else:
print "End of file reached, or no record at this offset", options.offset
sys.exit(0);
# choose your buffer size (ex. 64K = 64 * 1024) to read the payload
# (with the HTTP headers or not, use the boolean flag) chunk by chunk
b = WBloc (w, r, options.headers, 64 * 1024)
while True:
buff = b.getNext()
if buff:
# the chunk size is returned by calling "b.getLastChunkSize()"
#sys.stderr.write("chunk size:" + b.getLastChunkSize())
sys.stdout.write(buff)
else: # no more data to read. reach the end of record
break
b.destroy ()
r.destroy ()
w.destroy ()
def main():
usage = "./app/python/wgetbloc.py <-f file.warc> <-o offset> [-e] [-v] [-t <working_dir>]\n "\
"\t-f : valid WARC file name\n"\
"\t-o : record offset\n"\
"\t[-e] : print HTTP response headers (default 'no')\n"\
"\t[-t] : temporary working directory (default './')\n"\
"./app/python/wgetbloc.py -f foo.warc.gz -n 7"
parser = OptionParser(usage)
parser.add_option("-f",
"--file",
dest="filename",
help="read data from FILENAME")
parser.add_option("-o",
"--offset",
dest="offset",
help="record offset",
type="int")
parser.add_option("-e",
"--headers",
action="store_false",
default=True,
dest="headers")
parser.add_option("-t",
"--tempdir",
dest="tmpdir",
help="Temporary working directory",
default=".")
(options, args) = parser.parse_args()
if len(args) != 0:
parser.error(" Incorrect arguments")
if (not (options.filename)):
parser.error(" You must give WARC file name")
if options.offset == None:
parser.error(" You must provide a valid record offset")
w = WFile(options.filename, 600 * 1024 * 1024, warc.WARC_FILE_READER,
warc.WARC_FILE_DETECT_COMPRESSION, options.tmpdir)
if (not (w)):
print "WARC file not found "
# go to the specified offset
w.seek(options.offset)
if w.hasMoreRecords():
r = w.nextRecord()
else:
print "End of file reached, or no record at this offset", options.offset
sys.exit(0)
# choose your buffer size (ex. 64K = 64 * 1024) to read the payload
# (with the HTTP headers or not, use the boolean flag) chunk by chunk
b = WBloc(w, r, options.headers, 64 * 1024)
while True:
buff = b.getNext()
if buff:
# the chunk size is returned by calling "b.getLastChunkSize()"
#sys.stderr.write("chunk size:" + b.getLastChunkSize())
sys.stdout.write(buff)
else: # no more data to read. reach the end of record
break
b.destroy()
r.destroy()
w.destroy()
