[478ca74] | 1 | #!/usr/bin/python |
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| 2 | |
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| 3 | import logging, BaseHTTPServer |
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[1176f8b] | 4 | import time |
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[1a98666] | 5 | import gutenbach.ipp |
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| 6 | import gutenbach.ipp.constants as const |
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| 7 | from gutenbach.ipp.constants import Operations |
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[478ca74] | 8 | |
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| 9 | logging.basicConfig(level=logging.DEBUG) |
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| 10 | |
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[1176f8b] | 11 | def handler_for(operation): |
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| 12 | def f(func): |
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| 13 | func.ipp_operation = operation |
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| 14 | return func |
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| 15 | return f |
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| 16 | |
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| 17 | class IPPRequestHandler(object): |
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| 18 | def _ipp_dispatch(self, request): |
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| 19 | for d in dir(self): |
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| 20 | if getattr(getattr(self, d), "ipp_operation", None) == request.operation_id: |
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| 21 | return getattr(self, d) |
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| 22 | return self.unknown_operation |
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| 23 | |
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| 24 | def unknown_operation(self, request, response): |
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| 25 | print "Received UNKNOWN OPERATION %x" % request.operation_id |
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| 26 | response.operation_id = const.StatusCodes.OPERATION_NOT_SUPPORTED |
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| 27 | |
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| 28 | class PrinterRequestHandler(IPPRequestHandler): |
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| 29 | def __init__(self, name): |
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| 30 | self.name = name |
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| 31 | |
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| 32 | @handler_for(Operations.GET_PRINTER_ATTRIBUTES) |
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| 33 | def get_printer_attributes(self, request, response): |
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| 34 | printer_attributes = ipp.AttributeGroup(const.AttributeTags.PRINTER) |
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| 35 | printer_attributes[:] = \ |
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| 36 | ipp.Attribute("printer-uri-supported", |
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| 37 | [ipp.Value(ipp.Tags.URI, |
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| 38 | "ipp://localhost:8000/printers/"+self.name)] |
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| 39 | ) |
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| 40 | printer_attributes[:] = \ |
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| 41 | ipp.Attribute("uri-authentication-supported", |
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| 42 | [ipp.Value(ipp.Tags.KEYWORD, |
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| 43 | "none")] |
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| 44 | ) |
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| 45 | printer_attributes[:] = \ |
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| 46 | ipp.Attribute("uri-security-supported", |
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| 47 | [ipp.Value(ipp.Tags.KEYWORD, |
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| 48 | "none")] |
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| 49 | ) |
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| 50 | printer_attributes[:] = \ |
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| 51 | ipp.Attribute("printer-name", |
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| 52 | [ipp.Value(ipp.Tags.NAME_WITHOUT_LANGUAGE, |
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| 53 | self.name)] |
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| 54 | ) |
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| 55 | printer_attributes[:] = \ |
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| 56 | ipp.Attribute("printer-state", |
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| 57 | [ipp.Value(ipp.Tags.ENUM, |
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| 58 | const.PrinterStates.IDLE)] |
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| 59 | ) |
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| 60 | printer_attributes[:] = \ |
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| 61 | ipp.Attribute("printer-state-reasons", |
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| 62 | [ipp.Value(ipp.Tags.KEYWORD, |
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| 63 | "none")] |
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| 64 | ) |
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| 65 | printer_attributes[:] = \ |
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| 66 | ipp.Attribute("ipp-versions-supported", |
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| 67 | [ipp.Value(ipp.Tags.KEYWORD, |
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| 68 | "1.0"), |
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| 69 | ipp.Value(ipp.Tags.KEYWORD, |
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| 70 | "1.1")] |
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| 71 | ) |
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| 72 | printer_attributes[:] = \ |
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| 73 | ipp.Attribute("operations-supported", |
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| 74 | [ipp.Value(ipp.Tags.ENUM, |
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| 75 | Operations.GET_JOBS)] |
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| 76 | ) #XXX: We should query ourself for the supported operations |
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| 77 | printer_attributes[:] = \ |
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| 78 | ipp.Attribute("charset-configured", |
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| 79 | [ipp.Value(ipp.Tags.CHARSET, |
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| 80 | "utf-8")] |
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| 81 | ) |
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| 82 | printer_attributes[:] = \ |
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| 83 | ipp.Attribute("charset-supported", |
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| 84 | [ipp.Value(ipp.Tags.CHARSET, |
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| 85 | "utf-8")] |
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| 86 | ) |
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| 87 | printer_attributes[:] = \ |
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| 88 | ipp.Attribute("natural-language-configured", |
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| 89 | [ipp.Value(ipp.Tags.NATURAL_LANGUAGE, |
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| 90 | "en-us")] |
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| 91 | ) |
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| 92 | printer_attributes[:] = \ |
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| 93 | ipp.Attribute("generated-natural-language-supported", |
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| 94 | [ipp.Value(ipp.Tags.NATURAL_LANGUAGE, |
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| 95 | "en-us")] |
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| 96 | ) |
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| 97 | printer_attributes[:] = \ |
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| 98 | ipp.Attribute("document-format-default", |
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| 99 | [ipp.Value(ipp.Tags.MIME_MEDIA_TYPE, |
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| 100 | "application/octet-stream")] |
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| 101 | ) |
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| 102 | printer_attributes[:] = \ |
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| 103 | ipp.Attribute("document-format-supported", |
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| 104 | [ipp.Value(ipp.Tags.MIME_MEDIA_TYPE, |
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| 105 | "application/octet-stream"), |
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| 106 | ipp.Value(ipp.Tags.MIME_MEDIA_TYPE, |
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| 107 | "audio/mp3")] |
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| 108 | ) |
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| 109 | printer_attributes[:] = \ |
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| 110 | ipp.Attribute("printer-is-accepting-jobs", |
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| 111 | [ipp.Value(ipp.Tags.BOOLEAN, |
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| 112 | True)] |
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| 113 | ) |
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| 114 | printer_attributes[:] = \ |
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| 115 | ipp.Attribute("queued-job-count", |
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| 116 | [ipp.Value(ipp.Tags.INTEGER, |
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| 117 | 1)] |
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| 118 | ) |
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| 119 | printer_attributes[:] = \ |
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| 120 | ipp.Attribute("pdl-override-supported", |
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| 121 | [ipp.Value(ipp.Tags.KEYWORD, |
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| 122 | "not-attempted")] |
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| 123 | ) |
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| 124 | printer_attributes[:] = \ |
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| 125 | ipp.Attribute("printer-up-time", |
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| 126 | [ipp.Value(ipp.Tags.INTEGER, |
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| 127 | int(time.time()))] |
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| 128 | ) |
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| 129 | printer_attributes[:] = \ |
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| 130 | ipp.Attribute("compression-supported", |
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| 131 | [ipp.Value(ipp.Tags.KEYWORD, |
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| 132 | "none")] |
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| 133 | ) |
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| 134 | |
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| 135 | response.attribute_groups.append(printer_attributes) |
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| 136 | response.operation_id = const.StatusCodes.OK |
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| 137 | print "get_printer_attributes called" |
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| 138 | |
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| 139 | class RootRequestHandler(IPPRequestHandler): |
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| 140 | printers = [PrinterRequestHandler(name="sipbmp3")] |
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| 141 | |
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| 142 | @handler_for(Operations.CUPS_GET_DEFAULT) |
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| 143 | def cups_get_default(self, request, response): |
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| 144 | print "get_default called" |
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| 145 | return self.printers[0].get_printer_attributes(request, response) |
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| 146 | |
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| 147 | @handler_for(Operations.CUPS_GET_PRINTERS) |
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| 148 | def cups_get_printers(self, request, response): |
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| 149 | print "get_printers called" |
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| 150 | response.operation_id = const.StatusCodes.OK |
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| 151 | for p in self.printers: |
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| 152 | # Each printer will append a new printer attribute group. |
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| 153 | p.get_printer_attributes(request, response) |
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| 154 | |
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| 155 | @handler_for(Operations.CUPS_GET_CLASSES) |
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| 156 | def cups_get_classes(self, request, response): |
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| 157 | print "get_classes called" |
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| 158 | response.operation_id = const.StatusCodes.OK |
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| 159 | # We have no printer classes, so nothing to return. |
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| 160 | |
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[478ca74] | 161 | class GutenbachIPPHandler(BaseHTTPServer.BaseHTTPRequestHandler): |
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[1176f8b] | 162 | def setup(self): |
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| 163 | self.root = RootRequestHandler() |
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| 164 | BaseHTTPServer.BaseHTTPRequestHandler.setup(self) |
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| 165 | |
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[478ca74] | 166 | def handle_one_request(self): |
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| 167 | self.raw_requestline = self.rfile.readline() |
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| 168 | if not self.raw_requestline: |
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| 169 | self.close_connection = 1 |
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| 170 | return |
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| 171 | if not self.parse_request(): # An error code has been sent, just exit |
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| 172 | return |
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| 173 | self.handle_ipp() |
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| 174 | |
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| 175 | def handle_ipp(self): |
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[c5e88d0] | 176 | length = int(self.headers.getheader('content-length', 0)) |
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[91abb7f] | 177 | request = ipp.Request(request=self.rfile, |
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| 178 | length=length) |
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[dc37ed0] | 179 | print "Received request:", repr(request) |
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[c5e88d0] | 180 | |
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| 181 | response_kwargs = {} |
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| 182 | response_kwargs['version'] = request.version |
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[1176f8b] | 183 | response_kwargs['operation_id'] = const.StatusCodes.INTERNAL_ERROR |
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[c5e88d0] | 184 | response_kwargs['request_id'] = request.request_id |
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[1176f8b] | 185 | response_kwargs['attribute_groups'] = [ |
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| 186 | ipp.AttributeGroup(const.AttributeTags.OPERATION, |
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| 187 | [ipp.Attribute('attributes-charset', |
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| 188 | [ipp.Value(ipp.Tags.CHARSET, |
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| 189 | 'utf-8' |
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| 190 | )]), |
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| 191 | ipp.Attribute('attributes-natural-language', |
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| 192 | [ipp.Value(ipp.Tags.NATURAL_LANGUAGE, |
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| 193 | 'en-us' |
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| 194 | )]) |
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| 195 | ])] |
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| 196 | |
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[91abb7f] | 197 | response = ipp.Request(**response_kwargs) |
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[1176f8b] | 198 | handler = self.root._ipp_dispatch(request) |
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| 199 | handler(request, response) |
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[dc37ed0] | 200 | print "Sending response:", repr(response) |
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[478ca74] | 201 | |
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| 202 | self.send_response(200, "o hai") |
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[c5e88d0] | 203 | self.send_header("Content-Type", "application/ipp") |
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[478ca74] | 204 | self.send_header("Connection", "close") |
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| 205 | self.end_headers() |
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[91abb7f] | 206 | self.wfile.write(response.packed_value) |
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| 207 | |
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| 208 | def get_jobs(self, request, response_kwargs): |
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| 209 | """get-jobs response""" |
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| 210 | |
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| 211 | job_attributes = [ipp.Attribute('job-id', |
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| 212 | [ipp.Value(ipp.Tags.INTEGER, |
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| 213 | 12345, |
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| 214 | )]), |
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| 215 | ipp.Attribute('job-name', |
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| 216 | [ipp.Value(ipp.Tags.NAME_WITHOUT_LANGUAGE, |
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| 217 | 'foo', |
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| 218 | )]), |
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| 219 | ipp.Attribute('job-originating-user-name', |
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| 220 | [ipp.Value(ipp.Tags.NAME_WITHOUT_LANGUAGE, |
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| 221 | 'jhamrick', |
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| 222 | )]), |
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| 223 | ipp.Attribute('job-k-octets', |
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| 224 | [ipp.Value(ipp.Tags.INTEGER, |
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| 225 | 1, |
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| 226 | )]), |
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| 227 | ipp.Attribute('job-state', |
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| 228 | [ipp.Value(ipp.Tags.ENUM, |
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| 229 | const.JobStates.HELD, |
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| 230 | )]), |
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| 231 | ipp.Attribute('job-printer-uri', |
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| 232 | [ipp.Value(ipp.Tags.URI, |
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[1176f8b] | 233 | 'ipp://localhost:8000/printers/foo', |
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[91abb7f] | 234 | )])] |
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| 235 | |
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| 236 | |
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| 237 | #req_op_attributes = request.getAttributeGroup(ipp.Tags.OPERATION_ATTRIBUTES_TAG) |
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| 238 | #print req_op_attributes |
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| 239 | #printer_uri = req_op_attributes[0].getAttribute('printer-uri') |
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| 240 | |
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| 241 | op_attributes = [ipp.Attribute('attributes-charset', |
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| 242 | [ipp.Value(ipp.Tags.CHARSET, |
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| 243 | 'utf-8', |
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| 244 | )]), |
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| 245 | ipp.Attribute('attributes-natural-language', |
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| 246 | [ipp.Value(ipp.Tags.NATURAL_LANGUAGE, |
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| 247 | 'en-us', |
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| 248 | )])] |
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[c5e88d0] | 249 | |
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[91abb7f] | 250 | job_attribute_group = ipp.AttributeGroup(const.AttributeTags.JOB, |
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| 251 | job_attributes) |
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| 252 | op_attributes_group = ipp.AttributeGroup(const.AttributeTags.OPERATION, |
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| 253 | op_attributes) |
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| 254 | response_kwargs['attribute_groups'] = [op_attributes_group,job_attribute_group] |
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| 255 | response_kwargs['operation_id'] = const.StatusCodes.OK |
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[16055f9] | 256 | |
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[91abb7f] | 257 | return response_kwargs |
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[16055f9] | 258 | |
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| 259 | ##### Printer Commands |
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| 260 | |
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| 261 | def print_job(self, request): |
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| 262 | pass |
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| 263 | |
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| 264 | def validate_job(self, request): |
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| 265 | pass |
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| 266 | |
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[91abb7f] | 267 | #def get_jobs(self, request): |
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| 268 | # pass |
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[16055f9] | 269 | |
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| 270 | def print_uri(self, request): |
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| 271 | pass |
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| 272 | |
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| 273 | def create_job(self, request): |
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| 274 | pass |
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| 275 | |
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| 276 | def pause_printer(self, request): |
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| 277 | pass |
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| 278 | |
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| 279 | def resume_printer(self, request): |
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| 280 | pass |
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| 281 | |
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| 282 | def set_printer_attributes(self, request): |
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| 283 | pass |
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| 284 | |
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| 285 | ##### Job Commands |
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| 286 | |
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| 287 | def cancel_job(self, request): |
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| 288 | pass |
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| 289 | |
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| 290 | def get_job_attributes(self, request): |
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| 291 | pass |
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| 292 | |
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| 293 | def send_document(self, request): |
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| 294 | pass |
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| 295 | |
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| 296 | def send_uri(self, request): |
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| 297 | pass |
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| 298 | |
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| 299 | def set_job_attributes(self, request): |
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| 300 | pass |
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| 301 | |
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| 302 | def cups_get_document(self, request): |
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| 303 | pass |
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| 304 | |
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| 305 | def restart_job(self, request): |
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| 306 | pass |
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| 307 | |
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| 308 | def promote_job(self, request): |
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| 309 | pass |
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[478ca74] | 310 | |
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| 311 | if __name__ == '__main__': |
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| 312 | server_address = ('', 8000) |
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| 313 | httpd = BaseHTTPServer.HTTPServer(server_address, GutenbachIPPHandler) |
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| 314 | httpd.serve_forever() |
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