2 # system-level upload+download roundtrip test, but using shares created from
3 # a previous run. This asserts that the current code is capable of decoding
4 # shares from a previous version.
7 from twisted.trial import unittest
8 from twisted.internet import defer, reactor
9 from allmydata import uri
10 from allmydata.storage.server import storage_index_to_dir
11 from allmydata.util import base32, fileutil, spans, log
12 from allmydata.util.consumer import download_to_data, MemoryConsumer
13 from allmydata.immutable import upload, layout
14 from allmydata.test.no_network import GridTestMixin
15 from allmydata.test.common import ShouldFailMixin
16 from allmydata.interfaces import NotEnoughSharesError, NoSharesError
17 from allmydata.immutable.downloader.common import BadSegmentNumberError, \
18 BadCiphertextHashError, DownloadStopped
19 from allmydata.codec import CRSDecoder
20 from foolscap.eventual import fireEventually, flushEventualQueue
22 plaintext = "This is a moderate-sized file.\n" * 10
23 mutable_plaintext = "This is a moderate-sized mutable file.\n" * 10
25 # this chunk was generated by create_share(), written to disk, then pasted
26 # into this file. These shares were created by 1.2.0-r3247, a version that's
27 # probably fairly close to 1.3.0 .
28 #--------- BEGIN stored_shares.py --------------
29 immutable_uri = "URI:CHK:g4i6qkk7mlj4vkl5ncg6dwo73i:qcas2ebousfk3q5rkl2ncayeku52kpyse76v5yeel2t2eaa4f6ha:3:10:310"
32 0: base32.a2b("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"),
33 5: base32.a2b("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"),
36 2: base32.a2b("aaaaaaiaaacyeaaaaaaqaaaaaeaaaadiaaaaa2aaaaaciaaaacgaaaaavqaaaagmaaaab3aaaaazmj7um4zfgqo35m62ln6has6xz43klzjphj5eg46mb5x2jzgr6x6zb4voveo5uef53xbjbktr5rlupomy7x5b34amqeeg4r6obt6kpo2x4s3m3cwoo54oijyqfms3n3fethykhtglc47r4ci7ugqgz5d5fap3xzyhm4ehaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaactwxn7tsxj2nh6skwbghycguqfj7xrpegeporex5ebctynbgbl7zqkzg32wa74epeppqwneujs6tjptlm4qw75hoafobsoif3ok5odkaarmcwjw6vqh7bdzd34ftjfcmxu2l423hefx7j3qblqmtsbo3sxlq2qaewyffwgzojfi4uj2praj5azehnr4fhan5kdyewhtfncrqzoe42ijeaaikvquz5otrlhusf45w7o47ejpb4czdjhxgkuszrxslkyeedrljkmaabigkbwe7sv3celk2dxmq5ikvj7g4ntyu3hqtsbs7xar3pwp5xhmiqaa6k7uub7uqlamlqi2oduautemch242scu7cfor6kedxs6mm3uwjsmaaaae4gg33emvrv63tbnvstumz2mnzhglddn5sgky27obqxeylnom5dqortgezc2mzngeycyy3spfyhi5dfpb2f62dbonudumzshkl7fjw5sp7x3yw4sdhze6qf7zgsjocpqtwl2gj5o6vufvixto3u2lddoj4xa5dumv4hix3sn5xxix3imfzwqortgi5fhno37hfotu2p5evmcmpqenjakt7pc6imi65cjp2icfhq2cmcx7rmnzswkzdfmrpxg2dbojsxgorrhizsy3tvnvpxgzlhnvsw45dthiytumjmonswo3lfnz2f643jpjstumz2gmyteldtnbqxezk7ojxw65c7nbqxg2b2gmzdubzmius26hljzu4j7gq5hdshwueqcfjc2bmveiyqbdxgyejetzovfrzws6tfhiztumzrgawhiyljnrpwg33emvrv64dbojqw24z2ha5dgmjsfuzs2mjqfr2g65dbnrpxg2dbojsxgorshiytalaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaabdp37hh2k4ys4d7qusb5e3dakjntythtcwcwfok7e52pu64zn4wrwbtlkzxzntwuwemi6e6mek5n4i7h3bw7nkat2zmqieftinxgzl2jfplbwi"),
37 7: base32.a2b("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"),
40 1: base32.a2b("aaaaaaiaaacyeaaaaaaqaaaaaeaaaadiaaaaa2aaaaaciaaaacgaaaaavqaaaagmaaaab3aaaaazmkrwrt6figauxkgqyk3nggp5eeoeq5htt7tke4gfqj2u5roieslao4fldcwlq4btzk4brhkaerqiih6mhudotttrb6xzmvnqgg33fjcqeuw6teb3gml2pmhsezisa5svnzlvqnbaz6kzdmhisbwgu6ocexf2ge2rvc67gneqaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaactwxn7tsxj2nh6skwbghycguqfj7xrpegeporex5ebctynbgbl72piueg6hxcxswaqafjgb232ip7mmwaahoaebxm6o72fxldzsreoyaaif6uhbbtqsybwxkvkttsorvl6unfkpdkzivtne3356brtjus3bahqaee6riin4pofpfmbaaksmdvxuq76yzmaao4aidoz457ulowhtfci5qaafazigyt6kxmirnlio5sdvbkvh43rwpctm6coigl64chn6z7w45rcaaccvmfgplu4kz5erphnx3xhzclypawi2j5zsvewmn4s2wbba4k2ktaab45y3kjcfritduzdk5rvwqs4lwzvb7fgvljgozbbtamhoriuzaeruaaaae4gg33emvrv63tbnvstumz2mnzhglddn5sgky27obqxeylnom5dqortgezc2mzngeycyy3spfyhi5dfpb2f62dbonudumzshkl7fjw5sp7x3yw4sdhze6qf7zgsjocpqtwl2gj5o6vufvixto3u2lddoj4xa5dumv4hix3sn5xxix3imfzwqortgi5fhno37hfotu2p5evmcmpqenjakt7pc6imi65cjp2icfhq2cmcx7rmnzswkzdfmrpxg2dbojsxgorrhizsy3tvnvpxgzlhnvsw45dthiytumjmonswo3lfnz2f643jpjstumz2gmyteldtnbqxezk7ojxw65c7nbqxg2b2gmzdubzmius26hljzu4j7gq5hdshwueqcfjc2bmveiyqbdxgyejetzovfrzws6tfhiztumzrgawhiyljnrpwg33emvrv64dbojqw24z2ha5dgmjsfuzs2mjqfr2g65dbnrpxg2dbojsxgorshiytalaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaabaugotrr7enihxy2b2nwodhxabihaf3ewc2hmcdjsqx5hi4h3rn7gnvpt3lzzo5qgbnlp4dybwr7dn7vu5hsiyo5pedlqcasb7csiuojfplbwi"),
41 6: base32.a2b("aaaaaaiaaacyeaaaaaaqaaaaaeaaaadiaaaaa2aaaaaciaaaacgaaaaavqaaaagmaaaab3aaaaazm34cgyp37ou5ohrofmk6bf5gcppxeb2njwmiwasn3uh4ykeocvq4vydsw36ksh63fcil3o257zupffrruiuqlwjvbdcdjiuqrojiromunzxxc34io7zlfafprzlvmztph4qsp67ozxmwvivqwtvu6ckr7pffsikgi2supviqaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaactwxn7tsxj2nh6skwbghycguqfj7xrpegeporex5ebctynbgbl7zlyoki2shxeacbsq2oqnjdo5cbvyl5el5u4ksmxapryanos4x6maaajms7f3pcsywhjbgrybzp64jzlsyjqbu7h4hvdlwf77ar6l63imdeqaaudfa3cpzk5rcfvnb3wioufku7togz4kntyjzazp3qi5x3h63tweiaagtt3y2iwnqrz77566udetmgsnfl7jqh23hdthn4tibkt7eh7np6aaakvpbzjdki64qaigkdj2bven3uigxbpurpwtrkjs4b6habv2ls7zqaac2g6h2oewtfcwgupjbjnh4k5k6d3k2fpi2q6nyidh3yo5ui6cslreaaaae4gg33emvrv63tbnvstumz2mnzhglddn5sgky27obqxeylnom5dqortgezc2mzngeycyy3spfyhi5dfpb2f62dbonudumzshkl7fjw5sp7x3yw4sdhze6qf7zgsjocpqtwl2gj5o6vufvixto3u2lddoj4xa5dumv4hix3sn5xxix3imfzwqortgi5fhno37hfotu2p5evmcmpqenjakt7pc6imi65cjp2icfhq2cmcx7rmnzswkzdfmrpxg2dbojsxgorrhizsy3tvnvpxgzlhnvsw45dthiytumjmonswo3lfnz2f643jpjstumz2gmyteldtnbqxezk7ojxw65c7nbqxg2b2gmzdubzmius26hljzu4j7gq5hdshwueqcfjc2bmveiyqbdxgyejetzovfrzws6tfhiztumzrgawhiyljnrpwg33emvrv64dbojqw24z2ha5dgmjsfuzs2mjqfr2g65dbnrpxg2dbojsxgorshiytalaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaabaugotrr7enihxy2b2nwodhxabihaf3ewc2hmcdjsqx5hi4h3rn7gnvpt3lzzo5qgbnlp4dybwr7dn7vu5hsiyo5pedlqcasb7csiuojfplbwi"),
44 4: base32.a2b("aaaaaaiaaacyeaaaaaaqaaaaaeaaaadiaaaaa2aaaaaciaaaacgaaaaavqaaaagmaaaab3aaaaaznjqn7ehmj6f4p3fjyliuvwnfothumsfhs7ienw4uln6joaxopqlmcy5daa4njrkgj7nqm6tpnmz2dci2b356pljv4zjj5ayzfihi4g26qdei7kjtegjuv4d3k3t4orpufnft3edbondkpj5etjczwhyulukzuy5socyivdfqaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaactwxn7tsxj2nh6skwbghycguqfj7xrpegeporex5ebctynbgbl7zpmr4r2hvre3rxkblczwb2xfjk2n2yodsv6bojfqightn5jsy2xiaatl3epeor5mjg4n2qkywnqovzkkwtowdq4vpqlsjmcbr43pkmwgv2aacx7wxlycyjniwxvby4ar546ncb4d3jnbhssnq4n4l4xeajurmn5diaagtt3y2iwnqrz77566udetmgsnfl7jqh23hdthn4tibkt7eh7np6aaakglpei35aypk5ydqstnmuwazbv5r26gi6atzxm7f5yja4ystswxbqaakbsqnrh4voyrc2wq53ehkcvkpzxdm6fgz4e4qmx5yeo35t7nz3ceaaaae4gg33emvrv63tbnvstumz2mnzhglddn5sgky27obqxeylnom5dqortgezc2mzngeycyy3spfyhi5dfpb2f62dbonudumzshkl7fjw5sp7x3yw4sdhze6qf7zgsjocpqtwl2gj5o6vufvixto3u2lddoj4xa5dumv4hix3sn5xxix3imfzwqortgi5fhno37hfotu2p5evmcmpqenjakt7pc6imi65cjp2icfhq2cmcx7rmnzswkzdfmrpxg2dbojsxgorrhizsy3tvnvpxgzlhnvsw45dthiytumjmonswo3lfnz2f643jpjstumz2gmyteldtnbqxezk7ojxw65c7nbqxg2b2gmzdubzmius26hljzu4j7gq5hdshwueqcfjc2bmveiyqbdxgyejetzovfrzws6tfhiztumzrgawhiyljnrpwg33emvrv64dbojqw24z2ha5dgmjsfuzs2mjqfr2g65dbnrpxg2dbojsxgorshiytalaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaacifoqlus3puiqkekp6g6fdecjcx2bak27angodamzoxugovlhtcj5xbly7teqwmf73fqk3clyfvs6hdauq5qnqahlxlmp2vrmnneedgjfplbwi"),
45 9: base32.a2b("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"),
48 3: base32.a2b("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"),
49 8: base32.a2b("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"),
53 mutable_uri = "URI:SSK:vfvcbdfbszyrsaxchgevhmmlii:euw4iw7bbnkrrwpzuburbhppuxhc3gwxv26f6imekhz7zyw2ojnq"
56 2: base32.a2b("krqwq33febwxk5dbmjwgkiddn5xhiyljnzsxeidwgefhkckeaohgreckgxome2uhcps464pzydv5wsywald7wthurw2dp6qxtkeb5vtswoeshuyno24v5oble7xb4j6ij7wwqriaaaaaaaaabb5aaaaaaaaaacsoaaaaaakjl2ynu3wrm2mwdv3syv4r34b5mklbtjuv5i5bzcuiwgfnl4wtpombwn7l7ugdvv2xut7hwbttcjfsacuhc7ipf43gvrgrt5vj7hau52uenoywreckgxome2uhcps464pzydv5wsywaldqaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaarybcjqw7lbehfrbu7pwx26vvv3mbjprnqup7q7wxmdsoyiqaqzgbtv6cplrrgpzbnptsoqz7imnauamfaaaaaaaaaaamgaaaaaaaaaaaymaaaaghqaaacr4aaaayxaaaagnyaaaaaaaaaao4qaaaaaaaaacd2gcbacibqbudaskugjcdpodibaeaqkaadqiaq2abqqiaqqaucaeaqbvkghg3s5ivqiq4uiajdzagl7iqhz2uxwj6aqk47oscyqxyljmxkapldxhxigum2ejxflnps3yrxwwehop2zairilrouid5s6wxgnoqg2vq7rx77icxfnx7mq65niuknra3tezhpndwo7pdxtvtci645p4umyhdh5gp3kbdpypphvouaql662r6ufigp4wwm6emrsavlontn4wttg6lv7bcmq6ojw5utpvz3agoenovrkndncjzxog7sp2w7l6jkmzgfxd2asxos5khkjbxbuhgkd6j5yqlzsmk3kq67engtlgyd7hxk7nedw73bq2bs4353wtler23poucntgve22acfxdbyj2f6q2saj2agu2ptfk364d3zayddffxkcah4olnkczjonselwwrvdcu3vch3licaeirogosgsui3y4ovcyzleurbiunp7fsfk2fgmiek7b3jogvrhj4snvkpqjfh2w2lqnkvqvuoojmgrn6sll354mpomajbtlsv6fuguzgsxsm3l2ehxdxfdv6kcoyogaa5raetooahunf4ltvfdb4d7mwgpj4pg7tmcw55ku5vgx7tjqkdkuyq2uvhavkbsbujsrcfzve5ekuhftxm7nmtomibrblbwyxcr5mcy6qqwx66lrhejmgewrig74nzpriualhw4g22qaw423qeezqn6irea3vlgc3foz4egf6irincownoq7utv643vmtoueebigwrl6nehbos3ipsdx44tmucpvyui2jzgfulb5mrrcjuycmuzfigu6tf25lbysqn7n7smhqniddgctjt573rtd6o63wiaactacm7dw7giohzcgwe4okbijnmzlacetmfjjbasrd6whexjmwkaiaabdm4cpjolak4m47telnokjaxwodj7ont7n7vffnmhkzp3lyshkh3qaaohafr65kctby6wa34bjpnviviiwmwq5mft3yho4tmslaarpcg6biaajlxuwwafut5a6dsr7lq5fkmiik7icppic5ffjjmqaud4y746q2rzd42k42oitzukawdl2fupkoqcztfu7qf2flp55xh4lm6rzpdbb7gtnx4kaffym36rboalf2tbmatt46ra6igvjnvwmig6ivf6gqrhcietf373xrbm3bpeecz7luv7kv76i7pwa5xtubga37vnlu6hspejpsenxiptd23ipri7u5w7lz67mdjfrpahtp5j46obg4ct7c5lelfskzqw5hq7x7kd7pbcgq3gjbv53amzxjelwgxpf6ni74zb6aixhjjllivkthks6df52kvobtcnscytmjrrfbekvwmhtbcke2cgcyaj2cra7xmnd4bw2xe2qki5kycopo45ekfyxwzsmxuyxvjzqklnqjwm3j3gwcm75ftnrsvbj33w6eyr4dbz2tewum7vfsyfbb3ojw5ujtn22jxpr4nkmkqup6z7ukpp4cdxwyge2psc5suaxaltmp23gbawoo3qjeo44hgwgtkge2oowox3fpxwxkckaqgrxilfeyxmjp4cwf2rhpkbwtveqkukchv3u5rfkykwfj5zhleu3obsif6ldfclaef32wjpe5d6ddh2grdx2yt6tuhw53t6zuuumlw6t6i3e2ev7nh36e4shwbn3ew2bbahn6imgb5sismfttf5cdlr5kw6wvjoaqiaiz2onxecfx735dvon7epthnklq67tnqj4fvcwechbvmnkpiwd5fd36dirpshc7i7zj3rcr5y3kzps5nfnfnik27gdgemfn27iblcjh5bpkio6sr375bmxbh6fshbo7cvjzsdsirsafnbjzgl6ycqczwbacj5sxwgrzl6qbdhfbzev5fzutznzbasejqdjm3qxsdcuqvqau3kih2anr2itgmr44wmwtsk6bd42m2j436ptslaugmbbvtbzsukeqytkse7niovlilyfssn3ipzkqtclmetqrxxn7h56xn2ju7pjnuamd6ijfawn2jpjsrmnawaozeniosvhgovftoj24dl77ytdkxdl7ogappnlgkqsjyy43urtnj6tqf2psfptkbzyx4nu3rzgsqqi5ybx3pu6cvt6de67xutdz566wrkp2ymy5n7tqchmw77ss532noqcbfxv6quum6jmeed3exasdapvid6bilwzm5dcnutkcxktmsdryqopw5ntws3tnbd7um27clmxkgl2uinwzvv4tmo4axbj5zmgfd6sy2fiw6efdwjcyj4awdx3peuxcyh3ccee63w2nqaltierdrevl3f3hnjsrdrl4aosd23szhhaimhg2mjuocottcdsraoczh3waoyxx2skunaphe6w5gutu2z7cag3cx4pgsspfmspphuunzx357x6l36hj3tdys727rhawfwc4wc4ytgts4nrxlxl3xxzffunlhjhzj5guxljwxfrxwjfsg5c67pg3js7gvfqmpson6rjgiuwbsklranwhauq74lbesavftdzf7y3x5zwbi4uu6q2vqimbkttm7k6ycttsgknej2ylkwdxgtut7wecpepnb527pblj3vuzldjt3whsmstax536plulalxtxmvj6vvg4phofyaidhxhhkl4dfb6oabp3fi55jt77pw3jl55pwbsimjpdanuenll2xxctr6swaimuaqk4wvqa6rbgow3onr74v4alkuukc2tlmorvsjpgaazpun6pbfyorazzarhc2r7fjt55pmosowrqcpdwl2q34hcco2f3icmpktchxdvtpmitufnplqaifbtlktkpo7b22244n6dkmxtgcnxtixsit57uhh7rc5rqezjz7pfd7ojhrui5bcdzb7bo2nbo6o24lpwbg4bmqgbqpbwclq6kglgxefryxlkqydillki3545vcrelfw6reszml6emuyjscx377on2qpq26j5jrh5xmbwmpcyq6sewanlbmwwk2vqhq5zunbcyd6h5z3ms3bgfn7lflvev5vwmjnv5nzbgrmpamy453zuvy6xc6jp7tqgpmrlxup7suptejbacm6rdurdhcaori6i25wylgaikfov4dfgeswxdeerogy2m5tbzsdlr7pfhchd4wnokuipfwjzejxiruj5cljm66hvn47j3eseys3nsi6xdh566jgap5s5e7ytdkkhh5lsuv47oose4luozz427dzk577jccjg3n7b4myd565edmsywol3hgh2i54lcya6saaaaaaa"),
57 7: base32.a2b("krqwq33febwxk5dbmjwgkiddn5xhiyljnzsxeidwgefhkckeaohgreckgxome2uhcps464pzydv5wsywald7wthurw2dp6qxtkeb5vtswoeshuyno24v5oble7xb4j6ij7wwqriaaaaaaaaabb5aaaaaaaaaacsoaaaaaakjl2ynu3wrm2mwdv3syv4r34b5mklbtjuv5i5bzcuiwgfnl4wtpombwn7l7ugdvv2xut7hwbttcjfsacuhc7ipf43gvrgrt5vj7hau52uenoywreckgxome2uhcps464pzydv5wsywaldqaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaarybcjqw7lbehfrbu7pwx26vvv3mbjprnqup7q7wxmdsoyiqaqzgbtv6cplrrgpzbnptsoqz7imnauamfaaaaaaaaaaamgaaaaaaaaaaaymaaaaghqaaacr4aaaayxaaaagnyaaaaaaaaaao4qaaaaaaaaacd2gcbacibqbudaskugjcdpodibaeaqkaadqiaq2abqqiaqqaucaeaqbvkghg3s5ivqiq4uiajdzagl7iqhz2uxwj6aqk47oscyqxyljmxkapldxhxigum2ejxflnps3yrxwwehop2zairilrouid5s6wxgnoqg2vq7rx77icxfnx7mq65niuknra3tezhpndwo7pdxtvtci645p4umyhdh5gp3kbdpypphvouaql662r6ufigp4wwm6emrsavlontn4wttg6lv7bcmq6ojw5utpvz3agoenovrkndncjzxog7sp2w7l6jkmzgfxd2asxos5khkjbxbuhgkd6j5yqlzsmk3kq67engtlgyd7hxk7nedw73bq2bs4353wtler23poucntgve22acfxdbyj2f6q2saj2agu2ptfk364d3zayddffxkcah4olnkczjonselwwrvdcu3vch3licaeirogosgsui3y4ovcyzleurbiunp7fsfk2fgmiek7b3jogvrhj4snvkpqjfh2w2lqnkvqvuoojmgrn6sll354mpomajbtlsv6fuguzgsxsm3l2ehxdxfdv6kcoyogaa5raetooahunf4ltvfdb4d7mwgpj4pg7tmcw55ku5vgx7tjqkdkuyq2uvhavkbsbujsrcfzve5ekuhftxm7nmtomibrblbwyxcr5mcy6qqwx66lrhejmgewrig74nzpriualhw4g22qaw423qeezqn6irea3vlgc3foz4egf6irincownoq7utv643vmtoueebigwrl6nehbos3ipsdx44tmucpvyui2jzgfulb5mrrcjuycmuzfigu6tf25lbysqn7n7smhqniddgctjt573rtd6o63wiaactacm7dw7giohzcgwe4okbijnmzlacetmfjjbasrd6whexjmwkaiaaazuum3xriq54h5v6afcrrl3kkbd46oizwulc5fbslmblxfc3ldyyqaaszc7rkciv6rhwt5gbgnl5u54ihnqrfyuh7s54r2444mrhcwgizieaak4ap2xhvuz664fw3kayv7z5vawqs7skj6frzp3ihmk7js3tr7cwpnbfwoefuyn6bqkj5kssx3rvvffqgd3mhb7pbtegk6qfvsopvzmsiftabaykw3qitiqcv2wwfvdud5lkbjigatrf4ndeejsij5ab3eyaqqgxfiyxtv674qwltgynickeznu5el6uhs2k75hq2rsxhco2kmxw4didbdjodmjf2nrne63du76fd6laa7ng7zq4i7bx2xtohfrgwlxls6h7ibfsbybdz46sow3tn4vao3ulciz75kfbb62jrz3omvnihr2jwthks6df52kvobtcnscytmjrrfbekvwmhtbcke2cgcyaj2cra7xmnd4bw2xe2qki5kycopo45ekfyxwzsmxuyxvjzqklnqjwm3j3gwcm75ftnrsvbj33w6eyr4dbz2tewum7vfsyfbb3ojw5ujtn22jxpr4nkmkqup6z7ukpp4cdxwyge2psc5suaxaltmp23gbawoo3qjeo44hgwgtkge2oowox3fpxwxkckaqgrxilfeyxmjp4cwf2rhpkbwtveqkukchv3u5rfkykwfj5zhleu3obsif6ldfclaef32wjpe5d6ddh2grdx2yt6tuhw53t6zuuumlw6t6i3e2ev7nh36e4shwbn3ew2bbahn6imgb5sismfttf5cdlr5kw6wvjoaqiaiz2onxecfx735dvon7epthnklq67tnqj4fvcwechbvmnkpiwd5fd36dirpshc7i7zj3rcr5y3kzps5nfnfnik27gdgemfn27iblcjh5bpkio6sr375bmxbh6fshbo7cvjzsdsirsafnbjzgl6ycqczwbacj5sxwgrzl6qbdhfbzev5fzutznzbasejqdjm3qxsdcuqvqau3kih2anr2itgmr44wmwtsk6bd42m2j436ptslaugmbbvtbzsukeqytkse7niovlilyfssn3ipzkqtclmetqrxxn7h56xn2ju7pjnuamd6ijfawn2jpjsrmnawaozeniosvhgovftoj24dl77ytdkxdl7ogappnlgkqsjyy43urtnj6tqf2psfptkbzyx4nu3rzgsqqi5ybx3pu6cvt6de67xutdz566wrkp2ymy5n7tqchmw77ss532noqcbfxv6quum6jmeed3exasdapvid6bilwzm5dcnutkcxktmsdryqopw5ntws3tnbd7um27clmxkgl2uinwzvv4tmo4axbj5zmgfd6sy2fiw6efdwjcyj4awdx3peuxcyh3ccee63w2nqaltierdrevl3f3hnjsrdrl4aosd23szhhaimhg2mjuocottcdsraoczh3waoyxx2skunaphe6w5gutu2z7cag3cx4pgsspfmspphuunzx357x6l36hj3tdys727rhawfwc4wc4ytgts4nrxlxl3xxzffunlhjhzj5guxljwxfrxwjfsg5c67pg3js7gvfqmpson6rjgiuwbsklranwhauq74lbesavftdzf7y3x5zwbi4uu6q2vqimbkttm7k6ycttsgknej2ylkwdxgtut7wecpepnb527pblj3vuzldjt3whsmstax536plulalxtxmvj6vvg4phofyaidhxhhkl4dfb6oabp3fi55jt77pw3jl55pwbsimjpdanuenll2xxctr6swaimuaqk4wvqa6rbgow3onr74v4alkuukc2tlmorvsjpgaazpun6pbfyorazzarhc2r7fjt55pmosowrqcpdwl2q34hcco2f3icmpktchxdvtpmitufnplqaifbtlktkpo7b22244n6dkmxtgcnxtixsit57uhh7rc5rqezjz7pfd7ojhrui5bcdzb7bo2nbo6o24lpwbg4bmqgbqpbwclq6kglgxefryxlkqydillki3545vcrelfw6reszml6emuyjscx377on2qpq26j5jrh5xmbwmpcyq6sewanlbmwwk2vqhq5zunbcyd6h5z3ms3bgfn7lflvev5vwmjnv5nzbgrmpamy453zuvy6xc6jp7tqgpmrlxup7suptejbacm6rdurdhcaori6i25wylgaikfov4dfgeswxdeerogy2m5tbzsdlr7pfhchd4wnokuipfwjzejxiruj5cljm66hvn47j3eseys3nsi6xdh566jgap5s5e7ytdkkhh5lsuv47oose4luozz427dzk577jccjg3n7b4myd565edmsywol3hgh2i54lcya6saaaaaaa"),
60 3: base32.a2b("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"),
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73 5: base32.a2b("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"),
76 #--------- END stored_shares.py ----------------
78 class _Base(GridTestMixin, ShouldFailMixin):
80 def create_shares(self, ignored=None):
81 u = upload.Data(plaintext, None)
83 f = open("stored_shares.py", "w")
84 def _created_immutable(ur):
85 # write the generated shares and URI to a file, which can then be
86 # incorporated into this one next time.
87 f.write('immutable_uri = "%s"\n' % ur.uri)
88 f.write('immutable_shares = {\n')
89 si = uri.from_string(ur.uri).get_storage_index()
90 si_dir = storage_index_to_dir(si)
91 for (i,ss,ssdir) in self.iterate_servers():
92 sharedir = os.path.join(ssdir, "shares", si_dir)
94 for fn in os.listdir(sharedir):
96 sharedata = open(os.path.join(sharedir, fn), "rb").read()
97 shares[shnum] = sharedata
98 fileutil.rm_dir(sharedir)
100 f.write(' %d: { # client[%d]\n' % (i, i))
101 for shnum in sorted(shares.keys()):
102 f.write(' %d: base32.a2b("%s"),\n' %
103 (shnum, base32.b2a(shares[shnum])))
108 d.addCallback(_created_immutable)
110 d.addCallback(lambda ignored:
111 self.c0.create_mutable_file(mutable_plaintext))
112 def _created_mutable(n):
113 f.write('mutable_uri = "%s"\n' % n.get_uri())
114 f.write('mutable_shares = {\n')
115 si = uri.from_string(n.get_uri()).get_storage_index()
116 si_dir = storage_index_to_dir(si)
117 for (i,ss,ssdir) in self.iterate_servers():
118 sharedir = os.path.join(ssdir, "shares", si_dir)
120 for fn in os.listdir(sharedir):
122 sharedata = open(os.path.join(sharedir, fn), "rb").read()
123 shares[shnum] = sharedata
124 fileutil.rm_dir(sharedir)
126 f.write(' %d: { # client[%d]\n' % (i, i))
127 for shnum in sorted(shares.keys()):
128 f.write(' %d: base32.a2b("%s"),\n' %
129 (shnum, base32.b2a(shares[shnum])))
134 d.addCallback(_created_mutable)
142 def load_shares(self, ignored=None):
143 # this uses the data generated by create_shares() to populate the
144 # storage servers with pre-generated shares
145 si = uri.from_string(immutable_uri).get_storage_index()
146 si_dir = storage_index_to_dir(si)
147 for i in immutable_shares:
148 shares = immutable_shares[i]
150 dn = os.path.join(self.get_serverdir(i), "shares", si_dir)
151 fileutil.make_dirs(dn)
152 fn = os.path.join(dn, str(shnum))
154 f.write(shares[shnum])
157 si = uri.from_string(mutable_uri).get_storage_index()
158 si_dir = storage_index_to_dir(si)
159 for i in mutable_shares:
160 shares = mutable_shares[i]
162 dn = os.path.join(self.get_serverdir(i), "shares", si_dir)
163 fileutil.make_dirs(dn)
164 fn = os.path.join(dn, str(shnum))
166 f.write(shares[shnum])
169 def download_immutable(self, ignored=None):
170 n = self.c0.create_node_from_uri(immutable_uri)
171 d = download_to_data(n)
173 self.failUnlessEqual(data, plaintext)
174 d.addCallback(_got_data)
175 # make sure we can use the same node twice
176 d.addCallback(lambda ign: download_to_data(n))
177 d.addCallback(_got_data)
180 def download_mutable(self, ignored=None):
181 n = self.c0.create_node_from_uri(mutable_uri)
182 d = n.download_best_version()
184 self.failUnlessEqual(data, mutable_plaintext)
185 d.addCallback(_got_data)
188 class DownloadTest(_Base, unittest.TestCase):
189 timeout = 2400 # It takes longer than 240 seconds on Zandr's ARM box.
190 def test_download(self):
191 self.basedir = self.mktemp()
193 self.c0 = self.g.clients[0]
195 # do this to create the shares
196 #return self.create_shares()
199 d = self.download_immutable()
200 d.addCallback(self.download_mutable)
203 def test_download_failover(self):
204 self.basedir = self.mktemp()
206 self.c0 = self.g.clients[0]
209 si = uri.from_string(immutable_uri).get_storage_index()
210 si_dir = storage_index_to_dir(si)
212 n = self.c0.create_node_from_uri(immutable_uri)
213 d = download_to_data(n)
215 self.failUnlessEqual(data, plaintext)
216 d.addCallback(_got_data)
218 def _clobber_some_shares(ign):
219 # find the three shares that were used, and delete them. Then
220 # download again, forcing the downloader to fail over to other
222 for s in n._cnode._node._shares:
223 for clientnum in immutable_shares:
224 for shnum in immutable_shares[clientnum]:
225 if s._shnum == shnum:
226 fn = os.path.join(self.get_serverdir(clientnum),
227 "shares", si_dir, str(shnum))
229 d.addCallback(_clobber_some_shares)
230 d.addCallback(lambda ign: download_to_data(n))
231 d.addCallback(_got_data)
233 def _clobber_most_shares(ign):
234 # delete all but one of the shares that are still alive
235 live_shares = [s for s in n._cnode._node._shares if s.is_alive()]
236 save_me = live_shares[0]._shnum
237 for clientnum in immutable_shares:
238 for shnum in immutable_shares[clientnum]:
241 fn = os.path.join(self.get_serverdir(clientnum),
242 "shares", si_dir, str(shnum))
243 if os.path.exists(fn):
245 # now the download should fail with NotEnoughSharesError
246 return self.shouldFail(NotEnoughSharesError, "1shares", None,
248 d.addCallback(_clobber_most_shares)
250 def _clobber_all_shares(ign):
251 # delete the last remaining share
252 for clientnum in immutable_shares:
253 for shnum in immutable_shares[clientnum]:
254 fn = os.path.join(self.get_serverdir(clientnum),
255 "shares", si_dir, str(shnum))
256 if os.path.exists(fn):
258 # now a new download should fail with NoSharesError. We want a
259 # new ImmutableFileNode so it will forget about the old shares.
260 # If we merely called create_node_from_uri() without first
261 # dereferencing the original node, the NodeMaker's _node_cache
262 # would give us back the old one.
264 n = self.c0.create_node_from_uri(immutable_uri)
265 return self.shouldFail(NoSharesError, "0shares", None,
267 d.addCallback(_clobber_all_shares)
270 def test_lost_servers(self):
271 # while downloading a file (after seg[0], before seg[1]), lose the
272 # three servers that we were using. The download should switch over
274 self.basedir = self.mktemp()
276 self.c0 = self.g.clients[0]
278 # upload a file with multiple segments, so we can catch the download
280 u = upload.Data(plaintext, None)
281 u.max_segment_size = 70 # 5 segs
282 d = self.c0.upload(u)
285 self.n = self.c0.create_node_from_uri(self.uri)
286 return download_to_data(self.n)
287 d.addCallback(_uploaded)
289 self.failUnlessEqual(data, plaintext)
290 d.addCallback(_got_data)
291 def _kill_some_servers():
292 # find the three shares that were used, and delete them. Then
293 # download again, forcing the downloader to fail over to other
296 shares = sorted([s._shnum for s in self.n._cnode._node._shares])
297 self.failUnlessEqual(shares, [0,1,2])
298 # break the RIBucketReader references
299 for s in self.n._cnode._node._shares:
300 s._rref.broken = True
301 for servernum in immutable_shares:
302 for shnum in immutable_shares[servernum]:
303 if s._shnum == shnum:
304 ss = self.g.servers_by_number[servernum]
306 # and, for good measure, break the RIStorageServer references
307 # too, just in case the downloader gets more aggressive in the
308 # future and tries to re-fetch the same share.
310 wrapper = self.g.servers_by_id[ss.my_nodeid]
311 wrapper.broken = True
312 def _download_again(ign):
313 c = StallingConsumer(_kill_some_servers)
314 return self.n.read(c)
315 d.addCallback(_download_again)
316 def _check_failover(c):
317 self.failUnlessEqual("".join(c.chunks), plaintext)
318 shares = sorted([s._shnum for s in self.n._cnode._node._shares])
319 # we should now be using more shares than we were before
320 self.failIfEqual(shares, [0,1,2])
321 d.addCallback(_check_failover)
324 def test_badguess(self):
325 self.basedir = self.mktemp()
327 self.c0 = self.g.clients[0]
329 n = self.c0.create_node_from_uri(immutable_uri)
331 # Cause the downloader to guess a segsize that's too low, so it will
332 # ask for a segment number that's too high (beyond the end of the
333 # real list, causing BadSegmentNumberError), to exercise
334 # Segmentation._retry_bad_segment
335 n._cnode._maybe_create_download_node()
336 n._cnode._node._build_guessed_tables(90)
338 con1 = MemoryConsumer()
339 # plaintext size of 310 bytes, wrong-segsize of 90 bytes, will make
340 # us think that file[180:200] is in the third segment (segnum=2), but
341 # really there's only one segment
342 d = n.read(con1, 180, 20)
344 self.failUnlessEqual("".join(con1.chunks), plaintext[180:200])
348 def test_simultaneous_badguess(self):
349 self.basedir = self.mktemp()
351 self.c0 = self.g.clients[0]
353 # upload a file with multiple segments, and a non-default segsize, to
354 # exercise the offset-guessing code. Because we don't tell the
355 # downloader about the unusual segsize, it will guess wrong, and have
356 # to do extra roundtrips to get the correct data.
357 u = upload.Data(plaintext, None)
358 u.max_segment_size = 70 # 5 segs, 8-wide hashtree
359 con1 = MemoryConsumer()
360 con2 = MemoryConsumer()
361 d = self.c0.upload(u)
363 n = self.c0.create_node_from_uri(ur.uri)
364 d1 = n.read(con1, 70, 20)
365 d2 = n.read(con2, 140, 20)
366 return defer.gatherResults([d1,d2])
367 d.addCallback(_uploaded)
369 self.failUnlessEqual("".join(con1.chunks), plaintext[70:90])
370 self.failUnlessEqual("".join(con2.chunks), plaintext[140:160])
374 def test_simultaneous_goodguess(self):
375 self.basedir = self.mktemp()
377 self.c0 = self.g.clients[0]
379 # upload a file with multiple segments, and a non-default segsize, to
380 # exercise the offset-guessing code. This time we *do* tell the
381 # downloader about the unusual segsize, so it can guess right.
382 u = upload.Data(plaintext, None)
383 u.max_segment_size = 70 # 5 segs, 8-wide hashtree
384 con1 = MemoryConsumer()
385 con2 = MemoryConsumer()
386 d = self.c0.upload(u)
388 n = self.c0.create_node_from_uri(ur.uri)
389 n._cnode._maybe_create_download_node()
390 n._cnode._node._build_guessed_tables(u.max_segment_size)
391 d1 = n.read(con1, 70, 20)
392 #d2 = n.read(con2, 140, 20) # XXX
393 d2 = defer.succeed(None)
394 return defer.gatherResults([d1,d2])
395 d.addCallback(_uploaded)
397 self.failUnlessEqual("".join(con1.chunks), plaintext[70:90])
398 self.failUnlessEqual("".join(con2.chunks), plaintext[140:160])
399 #d.addCallback(_done)
402 def test_sequential_goodguess(self):
403 self.basedir = self.mktemp()
405 self.c0 = self.g.clients[0]
406 data = (plaintext*100)[:30000] # multiple of k
408 # upload a file with multiple segments, and a non-default segsize, to
409 # exercise the offset-guessing code. This time we *do* tell the
410 # downloader about the unusual segsize, so it can guess right.
411 u = upload.Data(data, None)
412 u.max_segment_size = 6000 # 5 segs, 8-wide hashtree
413 con1 = MemoryConsumer()
414 con2 = MemoryConsumer()
415 d = self.c0.upload(u)
417 n = self.c0.create_node_from_uri(ur.uri)
418 n._cnode._maybe_create_download_node()
419 n._cnode._node._build_guessed_tables(u.max_segment_size)
420 d = n.read(con1, 12000, 20)
422 self.failUnlessEqual("".join(con1.chunks), data[12000:12020])
423 return n.read(con2, 24000, 20)
424 d.addCallback(_read1)
426 self.failUnlessEqual("".join(con2.chunks), data[24000:24020])
427 d.addCallback(_read2)
429 d.addCallback(_uploaded)
433 def test_simultaneous_get_blocks(self):
434 self.basedir = self.mktemp()
436 self.c0 = self.g.clients[0]
441 n = self.c0.create_node_from_uri(immutable_uri)
442 d = download_to_data(n)
443 def _use_shares(ign):
444 shares = list(n._cnode._node._shares)
446 # make sure .cancel works too
448 o0.subscribe(lambda **kwargs: stay_empty.append(kwargs))
452 o3 = s0.get_block(1) # state=BADSEGNUM
453 d1 = defer.Deferred()
454 d2 = defer.Deferred()
455 d3 = defer.Deferred()
456 o1.subscribe(lambda **kwargs: d1.callback(kwargs))
457 o2.subscribe(lambda **kwargs: d2.callback(kwargs))
458 o3.subscribe(lambda **kwargs: d3.callback(kwargs))
459 return defer.gatherResults([d1,d2,d3])
460 d.addCallback(_use_shares)
463 self.failUnlessEqual(r1["state"], "COMPLETE")
464 self.failUnlessEqual(r2["state"], "COMPLETE")
465 self.failUnlessEqual(r3["state"], "BADSEGNUM")
466 self.failUnless("block" in r1)
467 self.failUnless("block" in r2)
468 self.failIf(stay_empty)
472 def test_download_no_overrun(self):
473 self.basedir = self.mktemp()
475 self.c0 = self.g.clients[0]
479 # tweak the client's copies of server-version data, so it believes
480 # that they're old and can't handle reads that overrun the length of
481 # the share. This exercises a different code path.
482 for (peerid, rref) in self.c0.storage_broker.get_all_servers():
483 v1 = rref.version["http://allmydata.org/tahoe/protocols/storage/v1"]
484 v1["tolerates-immutable-read-overrun"] = False
486 n = self.c0.create_node_from_uri(immutable_uri)
487 d = download_to_data(n)
489 self.failUnlessEqual(data, plaintext)
490 d.addCallback(_got_data)
493 def test_download_segment(self):
494 self.basedir = self.mktemp()
496 self.c0 = self.g.clients[0]
498 n = self.c0.create_node_from_uri(immutable_uri)
500 (d,c) = cn.get_segment(0)
501 def _got_segment((offset,data,decodetime)):
502 self.failUnlessEqual(offset, 0)
503 self.failUnlessEqual(len(data), len(plaintext))
504 d.addCallback(_got_segment)
507 def test_download_segment_cancel(self):
508 self.basedir = self.mktemp()
510 self.c0 = self.g.clients[0]
512 n = self.c0.create_node_from_uri(immutable_uri)
514 (d,c) = cn.get_segment(0)
516 d.addCallback(fired.append)
519 d.addCallback(flushEventualQueue)
521 self.failUnlessEqual(fired, [])
522 d.addCallback(_check)
525 def test_download_bad_segment(self):
526 self.basedir = self.mktemp()
528 self.c0 = self.g.clients[0]
530 n = self.c0.create_node_from_uri(immutable_uri)
533 (d,c) = cn.get_segment(1)
535 d = self.shouldFail(BadSegmentNumberError, "badseg",
536 "segnum=1, numsegs=1",
540 def test_download_segment_terminate(self):
541 self.basedir = self.mktemp()
543 self.c0 = self.g.clients[0]
545 n = self.c0.create_node_from_uri(immutable_uri)
547 (d,c) = cn.get_segment(0)
549 d.addCallback(fired.append)
550 self.c0.terminator.disownServiceParent()
552 d.addCallback(flushEventualQueue)
554 self.failUnlessEqual(fired, [])
555 d.addCallback(_check)
558 def test_pause(self):
559 self.basedir = self.mktemp()
561 self.c0 = self.g.clients[0]
563 n = self.c0.create_node_from_uri(immutable_uri)
564 c = PausingConsumer()
567 newdata = "".join(mc.chunks)
568 self.failUnlessEqual(newdata, plaintext)
569 d.addCallback(_downloaded)
572 def test_pause_then_stop(self):
573 self.basedir = self.mktemp()
575 self.c0 = self.g.clients[0]
577 n = self.c0.create_node_from_uri(immutable_uri)
578 c = PausingAndStoppingConsumer()
579 d = self.shouldFail(DownloadStopped, "test_pause_then_stop",
580 "our Consumer called stopProducing()",
585 # use a download targetthat does an immediate stop (ticket #473)
586 self.basedir = self.mktemp()
588 self.c0 = self.g.clients[0]
590 n = self.c0.create_node_from_uri(immutable_uri)
591 c = StoppingConsumer()
592 d = self.shouldFail(DownloadStopped, "test_stop",
593 "our Consumer called stopProducing()",
597 def test_download_segment_bad_ciphertext_hash(self):
598 # The crypttext_hash_tree asserts the integrity of the decoded
599 # ciphertext, and exists to detect two sorts of problems. The first
600 # is a bug in zfec decode. The second is the "two-sided t-shirt"
601 # attack (found by Christian Grothoff), in which a malicious uploader
602 # creates two sets of shares (one for file A, second for file B),
603 # uploads a combination of them (shares 0-4 of A, 5-9 of B), and then
604 # builds an otherwise normal UEB around those shares: their goal is
605 # to give their victim a filecap which sometimes downloads the good A
606 # contents, and sometimes the bad B contents, depending upon which
607 # servers/shares they can get to. Having a hash of the ciphertext
608 # forces them to commit to exactly one version. (Christian's prize
609 # for finding this problem was a t-shirt with two sides: the shares
610 # of file A on the front, B on the back).
612 # creating a set of shares with this property is too hard, although
613 # it'd be nice to do so and confirm our fix. (it requires a lot of
614 # tampering with the uploader). So instead, we just damage the
615 # decoder. The tail decoder is rebuilt each time, so we need to use a
616 # file with multiple segments.
617 self.basedir = self.mktemp()
619 self.c0 = self.g.clients[0]
621 u = upload.Data(plaintext, None)
622 u.max_segment_size = 60 # 6 segs
623 d = self.c0.upload(u)
625 n = self.c0.create_node_from_uri(ur.uri)
626 n._cnode._maybe_create_download_node()
627 n._cnode._node._build_guessed_tables(u.max_segment_size)
629 d = download_to_data(n)
630 def _break_codec(data):
631 # the codec isn't created until the UEB is retrieved
632 node = n._cnode._node
633 vcap = node._verifycap
634 k, N = vcap.needed_shares, vcap.total_shares
635 bad_codec = BrokenDecoder()
636 bad_codec.set_params(node.segment_size, k, N)
637 node._codec = bad_codec
638 d.addCallback(_break_codec)
639 # now try to download it again. The broken codec will provide
640 # ciphertext that fails the hash test.
641 d.addCallback(lambda ign:
642 self.shouldFail(BadCiphertextHashError, "badhash",
644 "ciphertext_hash_tree: segnum=0",
645 download_to_data, n))
647 d.addCallback(_uploaded)
650 def OFFtest_download_segment_XXX(self):
651 self.basedir = self.mktemp()
653 self.c0 = self.g.clients[0]
655 # upload a file with multiple segments, and a non-default segsize, to
656 # exercise the offset-guessing code. This time we *do* tell the
657 # downloader about the unusual segsize, so it can guess right.
658 u = upload.Data(plaintext, None)
659 u.max_segment_size = 70 # 5 segs, 8-wide hashtree
660 con1 = MemoryConsumer()
661 con2 = MemoryConsumer()
662 d = self.c0.upload(u)
664 n = self.c0.create_node_from_uri(ur.uri)
665 n._cnode._maybe_create_download_node()
666 n._cnode._node._build_guessed_tables(u.max_segment_size)
667 d1 = n.read(con1, 70, 20)
668 #d2 = n.read(con2, 140, 20)
669 d2 = defer.succeed(None)
670 return defer.gatherResults([d1,d2])
671 d.addCallback(_uploaded)
673 self.failUnlessEqual("".join(con1.chunks), plaintext[70:90])
674 self.failUnlessEqual("".join(con2.chunks), plaintext[140:160])
675 #d.addCallback(_done)
678 def test_duplicate_shares(self):
679 self.basedir = self.mktemp()
681 self.c0 = self.g.clients[0]
684 # make sure everybody has a copy of sh0. The second server contacted
685 # will report two shares, and the ShareFinder will handle the
686 # duplicate by attaching both to the same CommonShare instance.
687 si = uri.from_string(immutable_uri).get_storage_index()
688 si_dir = storage_index_to_dir(si)
689 sh0_file = [sharefile
690 for (shnum, serverid, sharefile)
691 in self.find_uri_shares(immutable_uri)
693 sh0_data = open(sh0_file, "rb").read()
694 for clientnum in immutable_shares:
695 if 0 in immutable_shares[clientnum]:
697 cdir = self.get_serverdir(clientnum)
698 target = os.path.join(cdir, "shares", si_dir, "0")
699 outf = open(target, "wb")
703 d = self.download_immutable()
706 def test_verifycap(self):
707 self.basedir = self.mktemp()
709 self.c0 = self.g.clients[0]
712 n = self.c0.create_node_from_uri(immutable_uri)
713 vcap = n.get_verify_cap().to_string()
714 vn = self.c0.create_node_from_uri(vcap)
715 d = download_to_data(vn)
716 def _got_ciphertext(ciphertext):
717 self.failUnlessEqual(len(ciphertext), len(plaintext))
718 self.failIfEqual(ciphertext, plaintext)
719 d.addCallback(_got_ciphertext)
722 class BrokenDecoder(CRSDecoder):
723 def decode(self, shares, shareids):
724 d = CRSDecoder.decode(self, shares, shareids)
725 def _decoded(buffers):
726 def _corruptor(s, which):
727 return s[:which] + chr(ord(s[which])^0x01) + s[which+1:]
728 buffers[0] = _corruptor(buffers[0], 0) # flip lsb of first byte
730 d.addCallback(_decoded)
734 class PausingConsumer(MemoryConsumer):
736 MemoryConsumer.__init__(self)
739 def write(self, data):
740 self.size += len(data)
743 # we happen to use 4 segments, and want to avoid pausing on the
744 # last one (since then the _unpause timer will still be running)
745 self.producer.pauseProducing()
746 reactor.callLater(0.1, self._unpause)
747 return MemoryConsumer.write(self, data)
749 self.producer.resumeProducing()
751 class PausingAndStoppingConsumer(PausingConsumer):
752 def write(self, data):
753 self.producer.pauseProducing()
754 reactor.callLater(0.5, self._stop)
756 self.producer.stopProducing()
758 class StoppingConsumer(PausingConsumer):
759 def write(self, data):
760 self.producer.stopProducing()
762 class StallingConsumer(MemoryConsumer):
763 def __init__(self, halfway_cb):
764 MemoryConsumer.__init__(self)
765 self.halfway_cb = halfway_cb
767 def write(self, data):
771 return MemoryConsumer.write(self, data)
773 class Corruption(_Base, unittest.TestCase):
775 def _corrupt_flip(self, ign, imm_uri, which):
776 log.msg("corrupt %d" % which)
777 def _corruptor(s, debug=False):
778 return s[:which] + chr(ord(s[which])^0x01) + s[which+1:]
779 self.corrupt_shares_numbered(imm_uri, [0], _corruptor)
781 def _corrupt_set(self, ign, imm_uri, which, newvalue):
782 log.msg("corrupt %d" % which)
783 def _corruptor(s, debug=False):
784 return s[:which] + chr(newvalue) + s[which+1:]
785 self.corrupt_shares_numbered(imm_uri, [0], _corruptor)
787 def test_each_byte(self):
788 # Setting catalog_detection=True performs an exhaustive test of the
789 # Downloader's response to corruption in the lsb of each byte of the
790 # 2070-byte share, with two goals: make sure we tolerate all forms of
791 # corruption (i.e. don't hang or return bad data), and make a list of
792 # which bytes can be corrupted without influencing the download
793 # (since we don't need every byte of the share). That takes 50s to
794 # run on my laptop and doesn't have any actual asserts, so we don't
796 self.catalog_detection = False
798 self.basedir = "download/Corruption/each_byte"
800 self.c0 = self.g.clients[0]
802 # to exercise the block-hash-tree code properly, we need to have
803 # multiple segments. We don't tell the downloader about the different
804 # segsize, so it guesses wrong and must do extra roundtrips.
805 u = upload.Data(plaintext, None)
806 u.max_segment_size = 120 # 3 segs, 4-wide hashtree
808 if self.catalog_detection:
809 undetected = spans.Spans()
811 def _download(ign, imm_uri, which, expected):
812 n = self.c0.create_node_from_uri(imm_uri)
813 n._cnode._maybe_create_download_node()
814 # for this test to work, we need to have a new Node each time.
815 # Make sure the NodeMaker's weakcache hasn't interfered.
816 assert not n._cnode._node._shares
817 d = download_to_data(n)
819 self.failUnlessEqual(data, plaintext)
820 shnums = sorted([s._shnum for s in n._cnode._node._shares])
821 no_sh0 = bool(0 not in shnums)
822 sh0 = [s for s in n._cnode._node._shares if s._shnum == 0]
823 sh0_had_corruption = False
824 if sh0 and sh0[0].had_corruption:
825 sh0_had_corruption = True
826 num_needed = len(n._cnode._node._shares)
827 if self.catalog_detection:
828 detected = no_sh0 or sh0_had_corruption or (num_needed!=3)
830 undetected.add(which, 1)
831 if expected == "no-sh0":
832 self.failIfIn(0, shnums)
833 elif expected == "0bad-need-3":
835 self.failUnless(sh0[0].had_corruption)
836 self.failUnlessEqual(num_needed, 3)
837 elif expected == "need-4th":
839 self.failUnless(sh0[0].had_corruption)
840 self.failIfEqual(num_needed, 3)
841 d.addCallback(_got_data)
845 d = self.c0.upload(u)
848 self.shares = self.copy_shares(imm_uri)
849 d = defer.succeed(None)
850 # 'victims' is a list of corruption tests to run. Each one flips
851 # the low-order bit of the specified offset in the share file (so
852 # offset=0 is the MSB of the container version, offset=15 is the
853 # LSB of the share version, offset=24 is the MSB of the
854 # data-block-offset, and offset=48 is the first byte of the first
855 # data-block). Each one also specifies what sort of corruption
856 # we're expecting to see.
857 no_sh0_victims = [0,1,2,3] # container version
858 need3_victims = [ ] # none currently in this category
859 # when the offsets are corrupted, the Share will be unable to
860 # retrieve the data it wants (because it thinks that data lives
861 # off in the weeds somewhere), and Share treats DataUnavailable
862 # as abandon-this-share, so in general we'll be forced to look
864 need_4th_victims = [12,13,14,15, # share version
865 24,25,26,27, # offset[data]
866 32,33,34,35, # offset[crypttext_hash_tree]
867 36,37,38,39, # offset[block_hashes]
868 44,45,46,47, # offset[UEB]
870 need_4th_victims.append(48) # block data
871 # when corrupting hash trees, we must corrupt a value that isn't
872 # directly set from somewhere else. Since we download data from
873 # seg0, corrupt something on its hash chain, like [2] (the
874 # right-hand child of the root)
875 need_4th_victims.append(600+2*32) # block_hashes[2]
876 # Share.loop is pretty conservative: it abandons the share at the
877 # first sign of corruption. It doesn't strictly need to be this
878 # way: if the UEB were corrupt, we could still get good block
879 # data from that share, as long as there was a good copy of the
880 # UEB elsewhere. If this behavior is relaxed, then corruption in
881 # the following fields (which are present in multiple shares)
882 # should fall into the "need3_victims" case instead of the
883 # "need_4th_victims" case.
884 need_4th_victims.append(376+2*32) # crypttext_hash_tree[2]
885 need_4th_victims.append(824) # share_hashes
886 need_4th_victims.append(994) # UEB length
887 need_4th_victims.append(998) # UEB
888 corrupt_me = ([(i,"no-sh0") for i in no_sh0_victims] +
889 [(i, "0bad-need-3") for i in need3_victims] +
890 [(i, "need-4th") for i in need_4th_victims])
891 if self.catalog_detection:
892 corrupt_me = [(i, "") for i in range(len(self.sh0_orig))]
893 for i,expected in corrupt_me:
894 # All these tests result in a successful download. What we're
895 # measuring is how many shares the downloader had to use.
896 d.addCallback(self._corrupt_flip, imm_uri, i)
897 d.addCallback(_download, imm_uri, i, expected)
898 d.addCallback(lambda ign: self.restore_all_shares(self.shares))
899 d.addCallback(fireEventually)
900 corrupt_values = [(3, 2, "no-sh0"),
901 (15, 2, "need-4th"), # share looks v2
903 for i,newvalue,expected in corrupt_values:
904 d.addCallback(self._corrupt_set, imm_uri, i, newvalue)
905 d.addCallback(_download, imm_uri, i, expected)
906 d.addCallback(lambda ign: self.restore_all_shares(self.shares))
907 d.addCallback(fireEventually)
909 d.addCallback(_uploaded)
910 def _show_results(ign):
912 print ("of [0:%d], corruption ignored in %s" %
913 (len(self.sh0_orig), undetected.dump()))
914 if self.catalog_detection:
915 d.addCallback(_show_results)
916 # of [0:2070], corruption ignored in len=1133:
917 # [4-11],[16-23],[28-31],[152-439],[600-663],[1309-2069]
918 # [4-11]: container sizes
919 # [16-23]: share block/data sizes
920 # [152-375]: plaintext hash tree
921 # [376-408]: crypttext_hash_tree[0] (root)
922 # [408-439]: crypttext_hash_tree[1] (computed)
923 # [600-631]: block hash tree[0] (root)
924 # [632-663]: block hash tree[1] (computed)
925 # [1309-]: reserved+unused UEB space
928 def test_failure(self):
929 # this test corrupts all shares in the same way, and asserts that the
932 self.basedir = "download/Corruption/failure"
934 self.c0 = self.g.clients[0]
936 # to exercise the block-hash-tree code properly, we need to have
937 # multiple segments. We don't tell the downloader about the different
938 # segsize, so it guesses wrong and must do extra roundtrips.
939 u = upload.Data(plaintext, None)
940 u.max_segment_size = 120 # 3 segs, 4-wide hashtree
942 d = self.c0.upload(u)
945 self.shares = self.copy_shares(imm_uri)
947 corrupt_me = [(48, "block data", "Last failure: None"),
948 (600+2*32, "block_hashes[2]", "BadHashError"),
949 (376+2*32, "crypttext_hash_tree[2]", "BadHashError"),
950 (824, "share_hashes", "BadHashError"),
952 def _download(imm_uri):
953 n = self.c0.create_node_from_uri(imm_uri)
954 n._cnode._maybe_create_download_node()
955 # for this test to work, we need to have a new Node each time.
956 # Make sure the NodeMaker's weakcache hasn't interfered.
957 assert not n._cnode._node._shares
958 return download_to_data(n)
960 d = defer.succeed(None)
961 for i,which,substring in corrupt_me:
962 # All these tests result in a failed download.
963 d.addCallback(self._corrupt_flip_all, imm_uri, i)
964 d.addCallback(lambda ign:
965 self.shouldFail(NotEnoughSharesError, which,
968 d.addCallback(lambda ign: self.restore_all_shares(self.shares))
969 d.addCallback(fireEventually)
971 d.addCallback(_uploaded)
975 def _corrupt_flip_all(self, ign, imm_uri, which):
976 def _corruptor(s, debug=False):
977 return s[:which] + chr(ord(s[which])^0x01) + s[which+1:]
978 self.corrupt_all_shares(imm_uri, _corruptor)
980 class DownloadV2(_Base, unittest.TestCase):
981 # tests which exercise v2-share code. They first upload a file with
985 d = defer.maybeDeferred(_Base.setUp, self)
986 def _set_force_v2(ign):
987 self.old_force_v2 = layout.FORCE_V2
988 layout.FORCE_V2 = True
989 d.addCallback(_set_force_v2)
992 layout.FORCE_V2 = self.old_force_v2
993 return _Base.tearDown(self)
995 def test_download(self):
996 self.basedir = self.mktemp()
998 self.c0 = self.g.clients[0]
1001 u = upload.Data(plaintext, None)
1002 d = self.c0.upload(u)
1005 n = self.c0.create_node_from_uri(imm_uri)
1006 return download_to_data(n)
1007 d.addCallback(_uploaded)
1010 def test_download_no_overrun(self):
1011 self.basedir = self.mktemp()
1013 self.c0 = self.g.clients[0]
1015 # tweak the client's copies of server-version data, so it believes
1016 # that they're old and can't handle reads that overrun the length of
1017 # the share. This exercises a different code path.
1018 for (peerid, rref) in self.c0.storage_broker.get_all_servers():
1019 v1 = rref.version["http://allmydata.org/tahoe/protocols/storage/v1"]
1020 v1["tolerates-immutable-read-overrun"] = False
1023 u = upload.Data(plaintext, None)
1024 d = self.c0.upload(u)
1027 n = self.c0.create_node_from_uri(imm_uri)
1028 return download_to_data(n)
1029 d.addCallback(_uploaded)
1032 def OFF_test_no_overrun_corrupt_shver(self): # unnecessary
1033 self.basedir = self.mktemp()
1035 self.c0 = self.g.clients[0]
1037 for (peerid, rref) in self.c0.storage_broker.get_all_servers():
1038 v1 = rref.version["http://allmydata.org/tahoe/protocols/storage/v1"]
1039 v1["tolerates-immutable-read-overrun"] = False
1042 u = upload.Data(plaintext, None)
1043 d = self.c0.upload(u)
1046 def _do_corrupt(which, newvalue):
1047 def _corruptor(s, debug=False):
1048 return s[:which] + chr(newvalue) + s[which+1:]
1049 self.corrupt_shares_numbered(imm_uri, [0], _corruptor)
1050 _do_corrupt(12+3, 0x00)
1051 n = self.c0.create_node_from_uri(imm_uri)
1052 d = download_to_data(n)
1053 def _got_data(data):
1054 self.failUnlessEqual(data, plaintext)
1055 d.addCallback(_got_data)
1057 d.addCallback(_uploaded)