[2876403] | 1 | #!/usr/bin/env python |
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| 2 | |
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[c216863] | 3 | # Adapted from the Quickprint IPP server code (http://quikprint.mit.edu) |
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[efee0f1] | 4 | # Modifications and additions written by Jessica Hamrick (jhamrick@mit.edu) |
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[2876403] | 5 | |
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[efee0f1] | 6 | # Notes and Todo: |
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| 7 | # - make sure package creates gutenbach folder in /var/log |
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[2876403] | 8 | |
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[efee0f1] | 9 | import os, sys |
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| 10 | import cgi, cgitb |
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| 11 | import logging |
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[2876403] | 12 | import MySQLdb |
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| 13 | import ipplib |
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| 14 | |
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[efee0f1] | 15 | from ipplib import IPPRequest |
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[2876403] | 16 | from tempfile import mkstemp |
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| 17 | from shutil import move |
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[efee0f1] | 18 | from logging import debug, info, warning, error, critical |
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| 19 | |
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| 20 | # set up logging |
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| 21 | LOGFILE = "/var/log/gutenbach/ipp.log" |
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| 22 | logging.basicConfig(filename=LOGFILE, level=logging.DEBUG) |
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| 23 | cgitb.enable(logdir='/var/log/gutenbach/cgi.log') |
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| 24 | |
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| 25 | # make sure a temporary folder exists |
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| 26 | TEMPDIR = '/tmp/gutenbach/ipp' |
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| 27 | try: |
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| 28 | if not os.path.exists(TEMPDIR): |
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| 29 | info("Creating temporay directory '%s'" % TEMPDIR) |
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| 30 | os.makedirs(TEMPDIR) |
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| 31 | except e, Exception: |
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| 32 | error("Could not create temporary directory '%s'" % TEMPDIR) |
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| 33 | |
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[c216863] | 34 | # print the content type for our request |
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[2876403] | 35 | print "Content-type: application/ipp\n" |
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| 36 | |
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| 37 | class IPPServer(object): |
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[c216863] | 38 | |
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| 39 | # nothing to do in the init |
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[2876403] | 40 | def __init__(self): |
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| 41 | pass |
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[c216863] | 42 | |
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| 43 | # this function processes an IPP request and sends a response |
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[2876403] | 44 | def process(self, request_in, response_out): |
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[c216863] | 45 | |
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[2876403] | 46 | |
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| 47 | response = IPPRequest(version=request.version, |
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[c216863] | 48 | operation_id=request.operation_id, |
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| 49 | request_id=request.request_id) |
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[2876403] | 50 | #file('/mit/gutenbach/tmp/requests/'+str(request.operation_id)).write() |
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| 51 | handler = getattr(self, "_operation_%d" % request.operation_id, None) |
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| 52 | |
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| 53 | response._operation_attributes = [[]] |
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| 54 | response._operation_attributes[0] = filter( \ |
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| 55 | lambda x: x[0] in ('attributes-charset', 'attributes-natural-language', 'printer-uri'), |
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| 56 | request._operation_attributes[0]) |
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| 57 | |
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[efee0f1] | 58 | # f = file('/tmp/gutenbach/ipp/printer2.log','a') |
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[2876403] | 59 | # f.write("\n" + "*"*80 + "\n") |
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| 60 | # f.write(str(request)) |
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| 61 | if handler is not None: |
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| 62 | response.setOperationId(handler(request, response)) |
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| 63 | data_out = response.dump() |
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| 64 | response_out.write(data_out) |
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| 65 | response_test = IPPRequest(data=data_out) |
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| 66 | response_test.parse() |
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| 67 | # f.write("\n" + "-"*80 + "\n") |
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| 68 | # f.write(str(response_test)) |
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| 69 | # f.write("\n" + "*"*80 + "\n") |
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| 70 | # f.close() |
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| 71 | |
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| 72 | def _operation_2(self, request, response): |
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| 73 | """print-job response""" |
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[efee0f1] | 74 | (fno, fname) = mkstemp(dir='/tmp/gutenbach/ipp') |
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[2876403] | 75 | os.write(fno, request.data) |
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| 76 | os.close(fno) |
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| 77 | opattr = filter(lambda x: x[0] in ('job-name'), |
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| 78 | request._operation_attributes[0]) |
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| 79 | jname = 'unknown' |
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| 80 | if len(opattr) and opattr[0][0] == 'job-name': |
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| 81 | jname = opattr[0][1][0][1] |
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| 82 | jstat = os.stat(fname) |
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| 83 | jsize = jstat.st_size |
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| 84 | c = db.cursor() |
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| 85 | c.execute("INSERT INTO job (juser, jname, jfile, jsize, jtype) VALUES (%s, %s, %s, %s, %s)", \ |
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| 86 | (AUTH, jname, fname, jsize, 'PostScript',)) |
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| 87 | jid = db.insert_id() |
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| 88 | jfile = '/mit/gutenbach/jobs/' + AUTH + '_' + str(jid) |
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| 89 | move(fname, jfile) |
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| 90 | c.execute("UPDATE job SET jfile=%s, dupdated=NOW() WHERE jid=%s", \ |
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| 91 | (jfile, str(jid),)) |
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| 92 | response._job_attributes = [[ \ |
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| 93 | ('job-id', [('integer', jid)]), \ |
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| 94 | ('printer-uri', [('uri', printer_uri)]), \ |
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| 95 | ('job-state', [('enum', ipplib.IPP_JOB_HELD)])]] |
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| 96 | return ipplib.IPP_OK |
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| 97 | |
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| 98 | def _operation_8(self, request, response): |
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| 99 | """delete-job response""" |
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| 100 | opattr = filter(lambda x: x[0] in ('job-id'), |
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| 101 | request._operation_attributes[0]) |
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| 102 | if len(opattr) and opattr[0][0] == 'job-id': |
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| 103 | jid = opattr[0][1][0][1] |
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| 104 | c = db.cursor() |
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| 105 | c.execute("UPDATE job SET jstate = 'DEL' WHERE juser = %s AND jid = %s", \ |
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| 106 | (AUTH, int(jid))) |
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| 107 | return ipplib.IPP_OK |
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| 108 | |
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| 109 | def _operation_9(self, request, response): |
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| 110 | """get-job-properties response""" |
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| 111 | opattr = filter(lambda x: x[0] in ('job-id'), |
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| 112 | request._operation_attributes[0]) |
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| 113 | if len(opattr) and opattr[0][0] == 'job-id': |
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| 114 | jid = opattr[0][1][0][1] |
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| 115 | response._job_attributes.append([ \ |
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| 116 | ('job-id', [('integer', jid)]), \ |
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| 117 | # ('job-name', [('nameWithoutLanguage', x[1])]), \ |
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| 118 | ('job-originating-user-name', [('nameWithoutLanguage', AUTH)]), \ |
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| 119 | # ('job-k-octets', [('integer', x[2]/1024)]), \ |
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| 120 | ('job-state', [('enum', ipplib.IPP_JOB_COMPLETE)]) |
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| 121 | ]) |
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| 122 | return ipplib.IPP_OK |
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| 123 | |
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| 124 | def _operation_10(self, request, response): |
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| 125 | """get-jobs response""" |
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| 126 | c = db.cursor() |
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| 127 | c.execute("SELECT jid, jname, jsize, jstate FROM job WHERE juser = %s AND jstate != %s ORDER BY dadded", \ |
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| 128 | (AUTH, 'DEL',)) |
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| 129 | response._job_attributes = [] |
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| 130 | for x in c.fetchall(): |
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| 131 | if x[3] == 'NEW': |
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| 132 | state = ipplib.IPP_JOB_HELD |
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| 133 | elif x[3] == 'DONE': |
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| 134 | state = ipplib.IPP_JOB_COMPLETE |
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| 135 | else: |
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| 136 | state = 0 |
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| 137 | response._job_attributes.append([ \ |
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| 138 | ('job-id', [('integer', x[0])]), \ |
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| 139 | ('job-name', [('nameWithoutLanguage', x[1])]), \ |
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| 140 | ('job-originating-user-name', [('nameWithoutLanguage', AUTH)]), \ |
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| 141 | ('job-k-octets', [('integer', x[2]/1024)]), \ |
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| 142 | ('job-state', [('enum', state)]) |
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| 143 | ]) |
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| 144 | return ipplib.IPP_OK |
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| 145 | |
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| 146 | def _operation_11(self, request, response): |
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| 147 | """get-printer-attributes response""" |
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| 148 | response._printer_attributes = \ |
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| 149 | [[('printer-name', [('nameWithoutLanguage', 'Gutenbach')])]] |
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| 150 | return ipplib.IPP_OK |
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| 151 | |
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| 152 | IPPServer().process(sys.stdin,sys.stdout) |
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