http://git-wip-us.apache.org/repos/asf/incubator-ratis/blob/7e71a2e0/ratis-common/src/main/native/src/org/apache/ratis/util/crc32c_tables.h ---------------------------------------------------------------------- diff --git a/ratis-common/src/main/native/src/org/apache/ratis/util/crc32c_tables.h b/ratis-common/src/main/native/src/org/apache/ratis/util/crc32c_tables.h new file mode 100644 index 0000000..d54c4db --- /dev/null +++ b/ratis-common/src/main/native/src/org/apache/ratis/util/crc32c_tables.h @@ -0,0 +1,550 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +/* + * CRC-32 lookup tables generated by the polynomial 82F63B78 + * See also TestPureJavaCrc32.Table. + */ +const uint32_t CRC32C_T8_0[256] = { + 0x00000000, 0xF26B8303, 0xE13B70F7, 0x1350F3F4, + 0xC79A971F, 0x35F1141C, 0x26A1E7E8, 0xD4CA64EB, + 0x8AD958CF, 0x78B2DBCC, 0x6BE22838, 0x9989AB3B, + 0x4D43CFD0, 0xBF284CD3, 0xAC78BF27, 0x5E133C24, + 0x105EC76F, 0xE235446C, 0xF165B798, 0x030E349B, + 0xD7C45070, 0x25AFD373, 0x36FF2087, 0xC494A384, + 0x9A879FA0, 0x68EC1CA3, 0x7BBCEF57, 0x89D76C54, + 0x5D1D08BF, 0xAF768BBC, 0xBC267848, 0x4E4DFB4B, + 0x20BD8EDE, 0xD2D60DDD, 0xC186FE29, 0x33ED7D2A, + 0xE72719C1, 0x154C9AC2, 0x061C6936, 0xF477EA35, + 0xAA64D611, 0x580F5512, 0x4B5FA6E6, 0xB93425E5, + 0x6DFE410E, 0x9F95C20D, 0x8CC531F9, 0x7EAEB2FA, + 0x30E349B1, 0xC288CAB2, 0xD1D83946, 0x23B3BA45, + 0xF779DEAE, 0x05125DAD, 0x1642AE59, 0xE4292D5A, + 0xBA3A117E, 0x4851927D, 0x5B016189, 0xA96AE28A, + 0x7DA08661, 0x8FCB0562, 0x9C9BF696, 0x6EF07595, + 0x417B1DBC, 0xB3109EBF, 0xA0406D4B, 0x522BEE48, + 0x86E18AA3, 0x748A09A0, 0x67DAFA54, 0x95B17957, + 0xCBA24573, 0x39C9C670, 0x2A993584, 0xD8F2B687, + 0x0C38D26C, 0xFE53516F, 0xED03A29B, 0x1F682198, + 0x5125DAD3, 0xA34E59D0, 0xB01EAA24, 0x42752927, + 0x96BF4DCC, 0x64D4CECF, 0x77843D3B, 0x85EFBE38, + 0xDBFC821C, 0x2997011F, 0x3AC7F2EB, 0xC8AC71E8, + 0x1C661503, 0xEE0D9600, 0xFD5D65F4, 0x0F36E6F7, + 0x61C69362, 0x93AD1061, 0x80FDE395, 0x72966096, + 0xA65C047D, 0x5437877E, 0x4767748A, 0xB50CF789, + 0xEB1FCBAD, 0x197448AE, 0x0A24BB5A, 0xF84F3859, + 0x2C855CB2, 0xDEEEDFB1, 0xCDBE2C45, 0x3FD5AF46, + 0x7198540D, 0x83F3D70E, 0x90A324FA, 0x62C8A7F9, + 0xB602C312, 0x44694011, 0x5739B3E5, 0xA55230E6, + 0xFB410CC2, 0x092A8FC1, 0x1A7A7C35, 0xE811FF36, + 0x3CDB9BDD, 0xCEB018DE, 0xDDE0EB2A, 0x2F8B6829, + 0x82F63B78, 0x709DB87B, 0x63CD4B8F, 0x91A6C88C, + 0x456CAC67, 0xB7072F64, 0xA457DC90, 0x563C5F93, + 0x082F63B7, 0xFA44E0B4, 0xE9141340, 0x1B7F9043, + 0xCFB5F4A8, 0x3DDE77AB, 0x2E8E845F, 0xDCE5075C, + 0x92A8FC17, 0x60C37F14, 0x73938CE0, 0x81F80FE3, + 0x55326B08, 0xA759E80B, 0xB4091BFF, 0x466298FC, + 0x1871A4D8, 0xEA1A27DB, 0xF94AD42F, 0x0B21572C, + 0xDFEB33C7, 0x2D80B0C4, 0x3ED04330, 0xCCBBC033, + 0xA24BB5A6, 0x502036A5, 0x4370C551, 0xB11B4652, + 0x65D122B9, 0x97BAA1BA, 0x84EA524E, 0x7681D14D, + 0x2892ED69, 0xDAF96E6A, 0xC9A99D9E, 0x3BC21E9D, + 0xEF087A76, 0x1D63F975, 0x0E330A81, 0xFC588982, + 0xB21572C9, 0x407EF1CA, 0x532E023E, 0xA145813D, + 0x758FE5D6, 0x87E466D5, 0x94B49521, 0x66DF1622, + 0x38CC2A06, 0xCAA7A905, 0xD9F75AF1, 0x2B9CD9F2, + 0xFF56BD19, 0x0D3D3E1A, 0x1E6DCDEE, 0xEC064EED, + 0xC38D26C4, 0x31E6A5C7, 0x22B65633, 0xD0DDD530, + 0x0417B1DB, 0xF67C32D8, 0xE52CC12C, 0x1747422F, + 0x49547E0B, 0xBB3FFD08, 0xA86F0EFC, 0x5A048DFF, + 0x8ECEE914, 0x7CA56A17, 0x6FF599E3, 0x9D9E1AE0, + 0xD3D3E1AB, 0x21B862A8, 0x32E8915C, 0xC083125F, + 0x144976B4, 0xE622F5B7, 0xF5720643, 0x07198540, + 0x590AB964, 0xAB613A67, 0xB831C993, 0x4A5A4A90, + 0x9E902E7B, 0x6CFBAD78, 0x7FAB5E8C, 0x8DC0DD8F, + 0xE330A81A, 0x115B2B19, 0x020BD8ED, 0xF0605BEE, + 0x24AA3F05, 0xD6C1BC06, 0xC5914FF2, 0x37FACCF1, + 0x69E9F0D5, 0x9B8273D6, 0x88D28022, 0x7AB90321, + 0xAE7367CA, 0x5C18E4C9, 0x4F48173D, 0xBD23943E, + 0xF36E6F75, 0x0105EC76, 0x12551F82, 0xE03E9C81, + 0x34F4F86A, 0xC69F7B69, 0xD5CF889D, 0x27A40B9E, + 0x79B737BA, 0x8BDCB4B9, 0x988C474D, 0x6AE7C44E, + 0xBE2DA0A5, 0x4C4623A6, 0x5F16D052, 0xAD7D5351 +}; +const uint32_t CRC32C_T8_1[256] = { + 0x00000000, 0x13A29877, 0x274530EE, 0x34E7A899, + 0x4E8A61DC, 0x5D28F9AB, 0x69CF5132, 0x7A6DC945, + 0x9D14C3B8, 0x8EB65BCF, 0xBA51F356, 0xA9F36B21, + 0xD39EA264, 0xC03C3A13, 0xF4DB928A, 0xE7790AFD, + 0x3FC5F181, 0x2C6769F6, 0x1880C16F, 0x0B225918, + 0x714F905D, 0x62ED082A, 0x560AA0B3, 0x45A838C4, + 0xA2D13239, 0xB173AA4E, 0x859402D7, 0x96369AA0, + 0xEC5B53E5, 0xFFF9CB92, 0xCB1E630B, 0xD8BCFB7C, + 0x7F8BE302, 0x6C297B75, 0x58CED3EC, 0x4B6C4B9B, + 0x310182DE, 0x22A31AA9, 0x1644B230, 0x05E62A47, + 0xE29F20BA, 0xF13DB8CD, 0xC5DA1054, 0xD6788823, + 0xAC154166, 0xBFB7D911, 0x8B507188, 0x98F2E9FF, + 0x404E1283, 0x53EC8AF4, 0x670B226D, 0x74A9BA1A, + 0x0EC4735F, 0x1D66EB28, 0x298143B1, 0x3A23DBC6, + 0xDD5AD13B, 0xCEF8494C, 0xFA1FE1D5, 0xE9BD79A2, + 0x93D0B0E7, 0x80722890, 0xB4958009, 0xA737187E, + 0xFF17C604, 0xECB55E73, 0xD852F6EA, 0xCBF06E9D, + 0xB19DA7D8, 0xA23F3FAF, 0x96D89736, 0x857A0F41, + 0x620305BC, 0x71A19DCB, 0x45463552, 0x56E4AD25, + 0x2C896460, 0x3F2BFC17, 0x0BCC548E, 0x186ECCF9, + 0xC0D23785, 0xD370AFF2, 0xE797076B, 0xF4359F1C, + 0x8E585659, 0x9DFACE2E, 0xA91D66B7, 0xBABFFEC0, + 0x5DC6F43D, 0x4E646C4A, 0x7A83C4D3, 0x69215CA4, + 0x134C95E1, 0x00EE0D96, 0x3409A50F, 0x27AB3D78, + 0x809C2506, 0x933EBD71, 0xA7D915E8, 0xB47B8D9F, + 0xCE1644DA, 0xDDB4DCAD, 0xE9537434, 0xFAF1EC43, + 0x1D88E6BE, 0x0E2A7EC9, 0x3ACDD650, 0x296F4E27, + 0x53028762, 0x40A01F15, 0x7447B78C, 0x67E52FFB, + 0xBF59D487, 0xACFB4CF0, 0x981CE469, 0x8BBE7C1E, + 0xF1D3B55B, 0xE2712D2C, 0xD69685B5, 0xC5341DC2, + 0x224D173F, 0x31EF8F48, 0x050827D1, 0x16AABFA6, + 0x6CC776E3, 0x7F65EE94, 0x4B82460D, 0x5820DE7A, + 0xFBC3FAF9, 0xE861628E, 0xDC86CA17, 0xCF245260, + 0xB5499B25, 0xA6EB0352, 0x920CABCB, 0x81AE33BC, + 0x66D73941, 0x7575A136, 0x419209AF, 0x523091D8, + 0x285D589D, 0x3BFFC0EA, 0x0F186873, 0x1CBAF004, + 0xC4060B78, 0xD7A4930F, 0xE3433B96, 0xF0E1A3E1, + 0x8A8C6AA4, 0x992EF2D3, 0xADC95A4A, 0xBE6BC23D, + 0x5912C8C0, 0x4AB050B7, 0x7E57F82E, 0x6DF56059, + 0x1798A91C, 0x043A316B, 0x30DD99F2, 0x237F0185, + 0x844819FB, 0x97EA818C, 0xA30D2915, 0xB0AFB162, + 0xCAC27827, 0xD960E050, 0xED8748C9, 0xFE25D0BE, + 0x195CDA43, 0x0AFE4234, 0x3E19EAAD, 0x2DBB72DA, + 0x57D6BB9F, 0x447423E8, 0x70938B71, 0x63311306, + 0xBB8DE87A, 0xA82F700D, 0x9CC8D894, 0x8F6A40E3, + 0xF50789A6, 0xE6A511D1, 0xD242B948, 0xC1E0213F, + 0x26992BC2, 0x353BB3B5, 0x01DC1B2C, 0x127E835B, + 0x68134A1E, 0x7BB1D269, 0x4F567AF0, 0x5CF4E287, + 0x04D43CFD, 0x1776A48A, 0x23910C13, 0x30339464, + 0x4A5E5D21, 0x59FCC556, 0x6D1B6DCF, 0x7EB9F5B8, + 0x99C0FF45, 0x8A626732, 0xBE85CFAB, 0xAD2757DC, + 0xD74A9E99, 0xC4E806EE, 0xF00FAE77, 0xE3AD3600, + 0x3B11CD7C, 0x28B3550B, 0x1C54FD92, 0x0FF665E5, + 0x759BACA0, 0x663934D7, 0x52DE9C4E, 0x417C0439, + 0xA6050EC4, 0xB5A796B3, 0x81403E2A, 0x92E2A65D, + 0xE88F6F18, 0xFB2DF76F, 0xCFCA5FF6, 0xDC68C781, + 0x7B5FDFFF, 0x68FD4788, 0x5C1AEF11, 0x4FB87766, + 0x35D5BE23, 0x26772654, 0x12908ECD, 0x013216BA, + 0xE64B1C47, 0xF5E98430, 0xC10E2CA9, 0xD2ACB4DE, + 0xA8C17D9B, 0xBB63E5EC, 0x8F844D75, 0x9C26D502, + 0x449A2E7E, 0x5738B609, 0x63DF1E90, 0x707D86E7, + 0x0A104FA2, 0x19B2D7D5, 0x2D557F4C, 0x3EF7E73B, + 0xD98EEDC6, 0xCA2C75B1, 0xFECBDD28, 0xED69455F, + 0x97048C1A, 0x84A6146D, 0xB041BCF4, 0xA3E32483 +}; +const uint32_t CRC32C_T8_2[256] = { + 0x00000000, 0xA541927E, 0x4F6F520D, 0xEA2EC073, + 0x9EDEA41A, 0x3B9F3664, 0xD1B1F617, 0x74F06469, + 0x38513EC5, 0x9D10ACBB, 0x773E6CC8, 0xD27FFEB6, + 0xA68F9ADF, 0x03CE08A1, 0xE9E0C8D2, 0x4CA15AAC, + 0x70A27D8A, 0xD5E3EFF4, 0x3FCD2F87, 0x9A8CBDF9, + 0xEE7CD990, 0x4B3D4BEE, 0xA1138B9D, 0x045219E3, + 0x48F3434F, 0xEDB2D131, 0x079C1142, 0xA2DD833C, + 0xD62DE755, 0x736C752B, 0x9942B558, 0x3C032726, + 0xE144FB14, 0x4405696A, 0xAE2BA919, 0x0B6A3B67, + 0x7F9A5F0E, 0xDADBCD70, 0x30F50D03, 0x95B49F7D, + 0xD915C5D1, 0x7C5457AF, 0x967A97DC, 0x333B05A2, + 0x47CB61CB, 0xE28AF3B5, 0x08A433C6, 0xADE5A1B8, + 0x91E6869E, 0x34A714E0, 0xDE89D493, 0x7BC846ED, + 0x0F382284, 0xAA79B0FA, 0x40577089, 0xE516E2F7, + 0xA9B7B85B, 0x0CF62A25, 0xE6D8EA56, 0x43997828, + 0x37691C41, 0x92288E3F, 0x78064E4C, 0xDD47DC32, + 0xC76580D9, 0x622412A7, 0x880AD2D4, 0x2D4B40AA, + 0x59BB24C3, 0xFCFAB6BD, 0x16D476CE, 0xB395E4B0, + 0xFF34BE1C, 0x5A752C62, 0xB05BEC11, 0x151A7E6F, + 0x61EA1A06, 0xC4AB8878, 0x2E85480B, 0x8BC4DA75, + 0xB7C7FD53, 0x12866F2D, 0xF8A8AF5E, 0x5DE93D20, + 0x29195949, 0x8C58CB37, 0x66760B44, 0xC337993A, + 0x8F96C396, 0x2AD751E8, 0xC0F9919B, 0x65B803E5, + 0x1148678C, 0xB409F5F2, 0x5E273581, 0xFB66A7FF, + 0x26217BCD, 0x8360E9B3, 0x694E29C0, 0xCC0FBBBE, + 0xB8FFDFD7, 0x1DBE4DA9, 0xF7908DDA, 0x52D11FA4, + 0x1E704508, 0xBB31D776, 0x511F1705, 0xF45E857B, + 0x80AEE112, 0x25EF736C, 0xCFC1B31F, 0x6A802161, + 0x56830647, 0xF3C29439, 0x19EC544A, 0xBCADC634, + 0xC85DA25D, 0x6D1C3023, 0x8732F050, 0x2273622E, + 0x6ED23882, 0xCB93AAFC, 0x21BD6A8F, 0x84FCF8F1, + 0xF00C9C98, 0x554D0EE6, 0xBF63CE95, 0x1A225CEB, + 0x8B277743, 0x2E66E53D, 0xC448254E, 0x6109B730, + 0x15F9D359, 0xB0B84127, 0x5A968154, 0xFFD7132A, + 0xB3764986, 0x1637DBF8, 0xFC191B8B, 0x595889F5, + 0x2DA8ED9C, 0x88E97FE2, 0x62C7BF91, 0xC7862DEF, + 0xFB850AC9, 0x5EC498B7, 0xB4EA58C4, 0x11ABCABA, + 0x655BAED3, 0xC01A3CAD, 0x2A34FCDE, 0x8F756EA0, + 0xC3D4340C, 0x6695A672, 0x8CBB6601, 0x29FAF47F, + 0x5D0A9016, 0xF84B0268, 0x1265C21B, 0xB7245065, + 0x6A638C57, 0xCF221E29, 0x250CDE5A, 0x804D4C24, + 0xF4BD284D, 0x51FCBA33, 0xBBD27A40, 0x1E93E83E, + 0x5232B292, 0xF77320EC, 0x1D5DE09F, 0xB81C72E1, + 0xCCEC1688, 0x69AD84F6, 0x83834485, 0x26C2D6FB, + 0x1AC1F1DD, 0xBF8063A3, 0x55AEA3D0, 0xF0EF31AE, + 0x841F55C7, 0x215EC7B9, 0xCB7007CA, 0x6E3195B4, + 0x2290CF18, 0x87D15D66, 0x6DFF9D15, 0xC8BE0F6B, + 0xBC4E6B02, 0x190FF97C, 0xF321390F, 0x5660AB71, + 0x4C42F79A, 0xE90365E4, 0x032DA597, 0xA66C37E9, + 0xD29C5380, 0x77DDC1FE, 0x9DF3018D, 0x38B293F3, + 0x7413C95F, 0xD1525B21, 0x3B7C9B52, 0x9E3D092C, + 0xEACD6D45, 0x4F8CFF3B, 0xA5A23F48, 0x00E3AD36, + 0x3CE08A10, 0x99A1186E, 0x738FD81D, 0xD6CE4A63, + 0xA23E2E0A, 0x077FBC74, 0xED517C07, 0x4810EE79, + 0x04B1B4D5, 0xA1F026AB, 0x4BDEE6D8, 0xEE9F74A6, + 0x9A6F10CF, 0x3F2E82B1, 0xD50042C2, 0x7041D0BC, + 0xAD060C8E, 0x08479EF0, 0xE2695E83, 0x4728CCFD, + 0x33D8A894, 0x96993AEA, 0x7CB7FA99, 0xD9F668E7, + 0x9557324B, 0x3016A035, 0xDA386046, 0x7F79F238, + 0x0B899651, 0xAEC8042F, 0x44E6C45C, 0xE1A75622, + 0xDDA47104, 0x78E5E37A, 0x92CB2309, 0x378AB177, + 0x437AD51E, 0xE63B4760, 0x0C158713, 0xA954156D, + 0xE5F54FC1, 0x40B4DDBF, 0xAA9A1DCC, 0x0FDB8FB2, + 0x7B2BEBDB, 0xDE6A79A5, 0x3444B9D6, 0x91052BA8 +}; +const uint32_t CRC32C_T8_3[256] = { + 0x00000000, 0xDD45AAB8, 0xBF672381, 0x62228939, + 0x7B2231F3, 0xA6679B4B, 0xC4451272, 0x1900B8CA, + 0xF64463E6, 0x2B01C95E, 0x49234067, 0x9466EADF, + 0x8D665215, 0x5023F8AD, 0x32017194, 0xEF44DB2C, + 0xE964B13D, 0x34211B85, 0x560392BC, 0x8B463804, + 0x924680CE, 0x4F032A76, 0x2D21A34F, 0xF06409F7, + 0x1F20D2DB, 0xC2657863, 0xA047F15A, 0x7D025BE2, + 0x6402E328, 0xB9474990, 0xDB65C0A9, 0x06206A11, + 0xD725148B, 0x0A60BE33, 0x6842370A, 0xB5079DB2, + 0xAC072578, 0x71428FC0, 0x136006F9, 0xCE25AC41, + 0x2161776D, 0xFC24DDD5, 0x9E0654EC, 0x4343FE54, + 0x5A43469E, 0x8706EC26, 0xE524651F, 0x3861CFA7, + 0x3E41A5B6, 0xE3040F0E, 0x81268637, 0x5C632C8F, + 0x45639445, 0x98263EFD, 0xFA04B7C4, 0x27411D7C, + 0xC805C650, 0x15406CE8, 0x7762E5D1, 0xAA274F69, + 0xB327F7A3, 0x6E625D1B, 0x0C40D422, 0xD1057E9A, + 0xABA65FE7, 0x76E3F55F, 0x14C17C66, 0xC984D6DE, + 0xD0846E14, 0x0DC1C4AC, 0x6FE34D95, 0xB2A6E72D, + 0x5DE23C01, 0x80A796B9, 0xE2851F80, 0x3FC0B538, + 0x26C00DF2, 0xFB85A74A, 0x99A72E73, 0x44E284CB, + 0x42C2EEDA, 0x9F874462, 0xFDA5CD5B, 0x20E067E3, + 0x39E0DF29, 0xE4A57591, 0x8687FCA8, 0x5BC25610, + 0xB4868D3C, 0x69C32784, 0x0BE1AEBD, 0xD6A40405, + 0xCFA4BCCF, 0x12E11677, 0x70C39F4E, 0xAD8635F6, + 0x7C834B6C, 0xA1C6E1D4, 0xC3E468ED, 0x1EA1C255, + 0x07A17A9F, 0xDAE4D027, 0xB8C6591E, 0x6583F3A6, + 0x8AC7288A, 0x57828232, 0x35A00B0B, 0xE8E5A1B3, + 0xF1E51979, 0x2CA0B3C1, 0x4E823AF8, 0x93C79040, + 0x95E7FA51, 0x48A250E9, 0x2A80D9D0, 0xF7C57368, + 0xEEC5CBA2, 0x3380611A, 0x51A2E823, 0x8CE7429B, + 0x63A399B7, 0xBEE6330F, 0xDCC4BA36, 0x0181108E, + 0x1881A844, 0xC5C402FC, 0xA7E68BC5, 0x7AA3217D, + 0x52A0C93F, 0x8FE56387, 0xEDC7EABE, 0x30824006, + 0x2982F8CC, 0xF4C75274, 0x96E5DB4D, 0x4BA071F5, + 0xA4E4AAD9, 0x79A10061, 0x1B838958, 0xC6C623E0, + 0xDFC69B2A, 0x02833192, 0x60A1B8AB, 0xBDE41213, + 0xBBC47802, 0x6681D2BA, 0x04A35B83, 0xD9E6F13B, + 0xC0E649F1, 0x1DA3E349, 0x7F816A70, 0xA2C4C0C8, + 0x4D801BE4, 0x90C5B15C, 0xF2E73865, 0x2FA292DD, + 0x36A22A17, 0xEBE780AF, 0x89C50996, 0x5480A32E, + 0x8585DDB4, 0x58C0770C, 0x3AE2FE35, 0xE7A7548D, + 0xFEA7EC47, 0x23E246FF, 0x41C0CFC6, 0x9C85657E, + 0x73C1BE52, 0xAE8414EA, 0xCCA69DD3, 0x11E3376B, + 0x08E38FA1, 0xD5A62519, 0xB784AC20, 0x6AC10698, + 0x6CE16C89, 0xB1A4C631, 0xD3864F08, 0x0EC3E5B0, + 0x17C35D7A, 0xCA86F7C2, 0xA8A47EFB, 0x75E1D443, + 0x9AA50F6F, 0x47E0A5D7, 0x25C22CEE, 0xF8878656, + 0xE1873E9C, 0x3CC29424, 0x5EE01D1D, 0x83A5B7A5, + 0xF90696D8, 0x24433C60, 0x4661B559, 0x9B241FE1, + 0x8224A72B, 0x5F610D93, 0x3D4384AA, 0xE0062E12, + 0x0F42F53E, 0xD2075F86, 0xB025D6BF, 0x6D607C07, + 0x7460C4CD, 0xA9256E75, 0xCB07E74C, 0x16424DF4, + 0x106227E5, 0xCD278D5D, 0xAF050464, 0x7240AEDC, + 0x6B401616, 0xB605BCAE, 0xD4273597, 0x09629F2F, + 0xE6264403, 0x3B63EEBB, 0x59416782, 0x8404CD3A, + 0x9D0475F0, 0x4041DF48, 0x22635671, 0xFF26FCC9, + 0x2E238253, 0xF36628EB, 0x9144A1D2, 0x4C010B6A, + 0x5501B3A0, 0x88441918, 0xEA669021, 0x37233A99, + 0xD867E1B5, 0x05224B0D, 0x6700C234, 0xBA45688C, + 0xA345D046, 0x7E007AFE, 0x1C22F3C7, 0xC167597F, + 0xC747336E, 0x1A0299D6, 0x782010EF, 0xA565BA57, + 0xBC65029D, 0x6120A825, 0x0302211C, 0xDE478BA4, + 0x31035088, 0xEC46FA30, 0x8E647309, 0x5321D9B1, + 0x4A21617B, 0x9764CBC3, 0xF54642FA, 0x2803E842 +}; +const uint32_t CRC32C_T8_4[256] = { + 0x00000000, 0x38116FAC, 0x7022DF58, 0x4833B0F4, + 0xE045BEB0, 0xD854D11C, 0x906761E8, 0xA8760E44, + 0xC5670B91, 0xFD76643D, 0xB545D4C9, 0x8D54BB65, + 0x2522B521, 0x1D33DA8D, 0x55006A79, 0x6D1105D5, + 0x8F2261D3, 0xB7330E7F, 0xFF00BE8B, 0xC711D127, + 0x6F67DF63, 0x5776B0CF, 0x1F45003B, 0x27546F97, + 0x4A456A42, 0x725405EE, 0x3A67B51A, 0x0276DAB6, + 0xAA00D4F2, 0x9211BB5E, 0xDA220BAA, 0xE2336406, + 0x1BA8B557, 0x23B9DAFB, 0x6B8A6A0F, 0x539B05A3, + 0xFBED0BE7, 0xC3FC644B, 0x8BCFD4BF, 0xB3DEBB13, + 0xDECFBEC6, 0xE6DED16A, 0xAEED619E, 0x96FC0E32, + 0x3E8A0076, 0x069B6FDA, 0x4EA8DF2E, 0x76B9B082, + 0x948AD484, 0xAC9BBB28, 0xE4A80BDC, 0xDCB96470, + 0x74CF6A34, 0x4CDE0598, 0x04EDB56C, 0x3CFCDAC0, + 0x51EDDF15, 0x69FCB0B9, 0x21CF004D, 0x19DE6FE1, + 0xB1A861A5, 0x89B90E09, 0xC18ABEFD, 0xF99BD151, + 0x37516AAE, 0x0F400502, 0x4773B5F6, 0x7F62DA5A, + 0xD714D41E, 0xEF05BBB2, 0xA7360B46, 0x9F2764EA, + 0xF236613F, 0xCA270E93, 0x8214BE67, 0xBA05D1CB, + 0x1273DF8F, 0x2A62B023, 0x625100D7, 0x5A406F7B, + 0xB8730B7D, 0x806264D1, 0xC851D425, 0xF040BB89, + 0x5836B5CD, 0x6027DA61, 0x28146A95, 0x10050539, + 0x7D1400EC, 0x45056F40, 0x0D36DFB4, 0x3527B018, + 0x9D51BE5C, 0xA540D1F0, 0xED736104, 0xD5620EA8, + 0x2CF9DFF9, 0x14E8B055, 0x5CDB00A1, 0x64CA6F0D, + 0xCCBC6149, 0xF4AD0EE5, 0xBC9EBE11, 0x848FD1BD, + 0xE99ED468, 0xD18FBBC4, 0x99BC0B30, 0xA1AD649C, + 0x09DB6AD8, 0x31CA0574, 0x79F9B580, 0x41E8DA2C, + 0xA3DBBE2A, 0x9BCAD186, 0xD3F96172, 0xEBE80EDE, + 0x439E009A, 0x7B8F6F36, 0x33BCDFC2, 0x0BADB06E, + 0x66BCB5BB, 0x5EADDA17, 0x169E6AE3, 0x2E8F054F, + 0x86F90B0B, 0xBEE864A7, 0xF6DBD453, 0xCECABBFF, + 0x6EA2D55C, 0x56B3BAF0, 0x1E800A04, 0x269165A8, + 0x8EE76BEC, 0xB6F60440, 0xFEC5B4B4, 0xC6D4DB18, + 0xABC5DECD, 0x93D4B161, 0xDBE70195, 0xE3F66E39, + 0x4B80607D, 0x73910FD1, 0x3BA2BF25, 0x03B3D089, + 0xE180B48F, 0xD991DB23, 0x91A26BD7, 0xA9B3047B, + 0x01C50A3F, 0x39D46593, 0x71E7D567, 0x49F6BACB, + 0x24E7BF1E, 0x1CF6D0B2, 0x54C56046, 0x6CD40FEA, + 0xC4A201AE, 0xFCB36E02, 0xB480DEF6, 0x8C91B15A, + 0x750A600B, 0x4D1B0FA7, 0x0528BF53, 0x3D39D0FF, + 0x954FDEBB, 0xAD5EB117, 0xE56D01E3, 0xDD7C6E4F, + 0xB06D6B9A, 0x887C0436, 0xC04FB4C2, 0xF85EDB6E, + 0x5028D52A, 0x6839BA86, 0x200A0A72, 0x181B65DE, + 0xFA2801D8, 0xC2396E74, 0x8A0ADE80, 0xB21BB12C, + 0x1A6DBF68, 0x227CD0C4, 0x6A4F6030, 0x525E0F9C, + 0x3F4F0A49, 0x075E65E5, 0x4F6DD511, 0x777CBABD, + 0xDF0AB4F9, 0xE71BDB55, 0xAF286BA1, 0x9739040D, + 0x59F3BFF2, 0x61E2D05E, 0x29D160AA, 0x11C00F06, + 0xB9B60142, 0x81A76EEE, 0xC994DE1A, 0xF185B1B6, + 0x9C94B463, 0xA485DBCF, 0xECB66B3B, 0xD4A70497, + 0x7CD10AD3, 0x44C0657F, 0x0CF3D58B, 0x34E2BA27, + 0xD6D1DE21, 0xEEC0B18D, 0xA6F30179, 0x9EE26ED5, + 0x36946091, 0x0E850F3D, 0x46B6BFC9, 0x7EA7D065, + 0x13B6D5B0, 0x2BA7BA1C, 0x63940AE8, 0x5B856544, + 0xF3F36B00, 0xCBE204AC, 0x83D1B458, 0xBBC0DBF4, + 0x425B0AA5, 0x7A4A6509, 0x3279D5FD, 0x0A68BA51, + 0xA21EB415, 0x9A0FDBB9, 0xD23C6B4D, 0xEA2D04E1, + 0x873C0134, 0xBF2D6E98, 0xF71EDE6C, 0xCF0FB1C0, + 0x6779BF84, 0x5F68D028, 0x175B60DC, 0x2F4A0F70, + 0xCD796B76, 0xF56804DA, 0xBD5BB42E, 0x854ADB82, + 0x2D3CD5C6, 0x152DBA6A, 0x5D1E0A9E, 0x650F6532, + 0x081E60E7, 0x300F0F4B, 0x783CBFBF, 0x402DD013, + 0xE85BDE57, 0xD04AB1FB, 0x9879010F, 0xA0686EA3 +}; +const uint32_t CRC32C_T8_5[256] = { + 0x00000000, 0xEF306B19, 0xDB8CA0C3, 0x34BCCBDA, + 0xB2F53777, 0x5DC55C6E, 0x697997B4, 0x8649FCAD, + 0x6006181F, 0x8F367306, 0xBB8AB8DC, 0x54BAD3C5, + 0xD2F32F68, 0x3DC34471, 0x097F8FAB, 0xE64FE4B2, + 0xC00C303E, 0x2F3C5B27, 0x1B8090FD, 0xF4B0FBE4, + 0x72F90749, 0x9DC96C50, 0xA975A78A, 0x4645CC93, + 0xA00A2821, 0x4F3A4338, 0x7B8688E2, 0x94B6E3FB, + 0x12FF1F56, 0xFDCF744F, 0xC973BF95, 0x2643D48C, + 0x85F4168D, 0x6AC47D94, 0x5E78B64E, 0xB148DD57, + 0x370121FA, 0xD8314AE3, 0xEC8D8139, 0x03BDEA20, + 0xE5F20E92, 0x0AC2658B, 0x3E7EAE51, 0xD14EC548, + 0x570739E5, 0xB83752FC, 0x8C8B9926, 0x63BBF23F, + 0x45F826B3, 0xAAC84DAA, 0x9E748670, 0x7144ED69, + 0xF70D11C4, 0x183D7ADD, 0x2C81B107, 0xC3B1DA1E, + 0x25FE3EAC, 0xCACE55B5, 0xFE729E6F, 0x1142F576, + 0x970B09DB, 0x783B62C2, 0x4C87A918, 0xA3B7C201, + 0x0E045BEB, 0xE13430F2, 0xD588FB28, 0x3AB89031, + 0xBCF16C9C, 0x53C10785, 0x677DCC5F, 0x884DA746, + 0x6E0243F4, 0x813228ED, 0xB58EE337, 0x5ABE882E, + 0xDCF77483, 0x33C71F9A, 0x077BD440, 0xE84BBF59, + 0xCE086BD5, 0x213800CC, 0x1584CB16, 0xFAB4A00F, + 0x7CFD5CA2, 0x93CD37BB, 0xA771FC61, 0x48419778, + 0xAE0E73CA, 0x413E18D3, 0x7582D309, 0x9AB2B810, + 0x1CFB44BD, 0xF3CB2FA4, 0xC777E47E, 0x28478F67, + 0x8BF04D66, 0x64C0267F, 0x507CEDA5, 0xBF4C86BC, + 0x39057A11, 0xD6351108, 0xE289DAD2, 0x0DB9B1CB, + 0xEBF65579, 0x04C63E60, 0x307AF5BA, 0xDF4A9EA3, + 0x5903620E, 0xB6330917, 0x828FC2CD, 0x6DBFA9D4, + 0x4BFC7D58, 0xA4CC1641, 0x9070DD9B, 0x7F40B682, + 0xF9094A2F, 0x16392136, 0x2285EAEC, 0xCDB581F5, + 0x2BFA6547, 0xC4CA0E5E, 0xF076C584, 0x1F46AE9D, + 0x990F5230, 0x763F3929, 0x4283F2F3, 0xADB399EA, + 0x1C08B7D6, 0xF338DCCF, 0xC7841715, 0x28B47C0C, + 0xAEFD80A1, 0x41CDEBB8, 0x75712062, 0x9A414B7B, + 0x7C0EAFC9, 0x933EC4D0, 0xA7820F0A, 0x48B26413, + 0xCEFB98BE, 0x21CBF3A7, 0x1577387D, 0xFA475364, + 0xDC0487E8, 0x3334ECF1, 0x0788272B, 0xE8B84C32, + 0x6EF1B09F, 0x81C1DB86, 0xB57D105C, 0x5A4D7B45, + 0xBC029FF7, 0x5332F4EE, 0x678E3F34, 0x88BE542D, + 0x0EF7A880, 0xE1C7C399, 0xD57B0843, 0x3A4B635A, + 0x99FCA15B, 0x76CCCA42, 0x42700198, 0xAD406A81, + 0x2B09962C, 0xC439FD35, 0xF08536EF, 0x1FB55DF6, + 0xF9FAB944, 0x16CAD25D, 0x22761987, 0xCD46729E, + 0x4B0F8E33, 0xA43FE52A, 0x90832EF0, 0x7FB345E9, + 0x59F09165, 0xB6C0FA7C, 0x827C31A6, 0x6D4C5ABF, + 0xEB05A612, 0x0435CD0B, 0x308906D1, 0xDFB96DC8, + 0x39F6897A, 0xD6C6E263, 0xE27A29B9, 0x0D4A42A0, + 0x8B03BE0D, 0x6433D514, 0x508F1ECE, 0xBFBF75D7, + 0x120CEC3D, 0xFD3C8724, 0xC9804CFE, 0x26B027E7, + 0xA0F9DB4A, 0x4FC9B053, 0x7B757B89, 0x94451090, + 0x720AF422, 0x9D3A9F3B, 0xA98654E1, 0x46B63FF8, + 0xC0FFC355, 0x2FCFA84C, 0x1B736396, 0xF443088F, + 0xD200DC03, 0x3D30B71A, 0x098C7CC0, 0xE6BC17D9, + 0x60F5EB74, 0x8FC5806D, 0xBB794BB7, 0x544920AE, + 0xB206C41C, 0x5D36AF05, 0x698A64DF, 0x86BA0FC6, + 0x00F3F36B, 0xEFC39872, 0xDB7F53A8, 0x344F38B1, + 0x97F8FAB0, 0x78C891A9, 0x4C745A73, 0xA344316A, + 0x250DCDC7, 0xCA3DA6DE, 0xFE816D04, 0x11B1061D, + 0xF7FEE2AF, 0x18CE89B6, 0x2C72426C, 0xC3422975, + 0x450BD5D8, 0xAA3BBEC1, 0x9E87751B, 0x71B71E02, + 0x57F4CA8E, 0xB8C4A197, 0x8C786A4D, 0x63480154, + 0xE501FDF9, 0x0A3196E0, 0x3E8D5D3A, 0xD1BD3623, + 0x37F2D291, 0xD8C2B988, 0xEC7E7252, 0x034E194B, + 0x8507E5E6, 0x6A378EFF, 0x5E8B4525, 0xB1BB2E3C +}; +const uint32_t CRC32C_T8_6[256] = { + 0x00000000, 0x68032CC8, 0xD0065990, 0xB8057558, + 0xA5E0C5D1, 0xCDE3E919, 0x75E69C41, 0x1DE5B089, + 0x4E2DFD53, 0x262ED19B, 0x9E2BA4C3, 0xF628880B, + 0xEBCD3882, 0x83CE144A, 0x3BCB6112, 0x53C84DDA, + 0x9C5BFAA6, 0xF458D66E, 0x4C5DA336, 0x245E8FFE, + 0x39BB3F77, 0x51B813BF, 0xE9BD66E7, 0x81BE4A2F, + 0xD27607F5, 0xBA752B3D, 0x02705E65, 0x6A7372AD, + 0x7796C224, 0x1F95EEEC, 0xA7909BB4, 0xCF93B77C, + 0x3D5B83BD, 0x5558AF75, 0xED5DDA2D, 0x855EF6E5, + 0x98BB466C, 0xF0B86AA4, 0x48BD1FFC, 0x20BE3334, + 0x73767EEE, 0x1B755226, 0xA370277E, 0xCB730BB6, + 0xD696BB3F, 0xBE9597F7, 0x0690E2AF, 0x6E93CE67, + 0xA100791B, 0xC90355D3, 0x7106208B, 0x19050C43, + 0x04E0BCCA, 0x6CE39002, 0xD4E6E55A, 0xBCE5C992, + 0xEF2D8448, 0x872EA880, 0x3F2BDDD8, 0x5728F110, + 0x4ACD4199, 0x22CE6D51, 0x9ACB1809, 0xF2C834C1, + 0x7AB7077A, 0x12B42BB2, 0xAAB15EEA, 0xC2B27222, + 0xDF57C2AB, 0xB754EE63, 0x0F519B3B, 0x6752B7F3, + 0x349AFA29, 0x5C99D6E1, 0xE49CA3B9, 0x8C9F8F71, + 0x917A3FF8, 0xF9791330, 0x417C6668, 0x297F4AA0, + 0xE6ECFDDC, 0x8EEFD114, 0x36EAA44C, 0x5EE98884, + 0x430C380D, 0x2B0F14C5, 0x930A619D, 0xFB094D55, + 0xA8C1008F, 0xC0C22C47, 0x78C7591F, 0x10C475D7, + 0x0D21C55E, 0x6522E996, 0xDD279CCE, 0xB524B006, + 0x47EC84C7, 0x2FEFA80F, 0x97EADD57, 0xFFE9F19F, + 0xE20C4116, 0x8A0F6DDE, 0x320A1886, 0x5A09344E, + 0x09C17994, 0x61C2555C, 0xD9C72004, 0xB1C40CCC, + 0xAC21BC45, 0xC422908D, 0x7C27E5D5, 0x1424C91D, + 0xDBB77E61, 0xB3B452A9, 0x0BB127F1, 0x63B20B39, + 0x7E57BBB0, 0x16549778, 0xAE51E220, 0xC652CEE8, + 0x959A8332, 0xFD99AFFA, 0x459CDAA2, 0x2D9FF66A, + 0x307A46E3, 0x58796A2B, 0xE07C1F73, 0x887F33BB, + 0xF56E0EF4, 0x9D6D223C, 0x25685764, 0x4D6B7BAC, + 0x508ECB25, 0x388DE7ED, 0x808892B5, 0xE88BBE7D, + 0xBB43F3A7, 0xD340DF6F, 0x6B45AA37, 0x034686FF, + 0x1EA33676, 0x76A01ABE, 0xCEA56FE6, 0xA6A6432E, + 0x6935F452, 0x0136D89A, 0xB933ADC2, 0xD130810A, + 0xCCD53183, 0xA4D61D4B, 0x1CD36813, 0x74D044DB, + 0x27180901, 0x4F1B25C9, 0xF71E5091, 0x9F1D7C59, + 0x82F8CCD0, 0xEAFBE018, 0x52FE9540, 0x3AFDB988, + 0xC8358D49, 0xA036A181, 0x1833D4D9, 0x7030F811, + 0x6DD54898, 0x05D66450, 0xBDD31108, 0xD5D03DC0, + 0x8618701A, 0xEE1B5CD2, 0x561E298A, 0x3E1D0542, + 0x23F8B5CB, 0x4BFB9903, 0xF3FEEC5B, 0x9BFDC093, + 0x546E77EF, 0x3C6D5B27, 0x84682E7F, 0xEC6B02B7, + 0xF18EB23E, 0x998D9EF6, 0x2188EBAE, 0x498BC766, + 0x1A438ABC, 0x7240A674, 0xCA45D32C, 0xA246FFE4, + 0xBFA34F6D, 0xD7A063A5, 0x6FA516FD, 0x07A63A35, + 0x8FD9098E, 0xE7DA2546, 0x5FDF501E, 0x37DC7CD6, + 0x2A39CC5F, 0x423AE097, 0xFA3F95CF, 0x923CB907, + 0xC1F4F4DD, 0xA9F7D815, 0x11F2AD4D, 0x79F18185, + 0x6414310C, 0x0C171DC4, 0xB412689C, 0xDC114454, + 0x1382F328, 0x7B81DFE0, 0xC384AAB8, 0xAB878670, + 0xB66236F9, 0xDE611A31, 0x66646F69, 0x0E6743A1, + 0x5DAF0E7B, 0x35AC22B3, 0x8DA957EB, 0xE5AA7B23, + 0xF84FCBAA, 0x904CE762, 0x2849923A, 0x404ABEF2, + 0xB2828A33, 0xDA81A6FB, 0x6284D3A3, 0x0A87FF6B, + 0x17624FE2, 0x7F61632A, 0xC7641672, 0xAF673ABA, + 0xFCAF7760, 0x94AC5BA8, 0x2CA92EF0, 0x44AA0238, + 0x594FB2B1, 0x314C9E79, 0x8949EB21, 0xE14AC7E9, + 0x2ED97095, 0x46DA5C5D, 0xFEDF2905, 0x96DC05CD, + 0x8B39B544, 0xE33A998C, 0x5B3FECD4, 0x333CC01C, + 0x60F48DC6, 0x08F7A10E, 0xB0F2D456, 0xD8F1F89E, + 0xC5144817, 0xAD1764DF, 0x15121187, 0x7D113D4F +}; +const uint32_t CRC32C_T8_7[256] = { + 0x00000000, 0x493C7D27, 0x9278FA4E, 0xDB448769, + 0x211D826D, 0x6821FF4A, 0xB3657823, 0xFA590504, + 0x423B04DA, 0x0B0779FD, 0xD043FE94, 0x997F83B3, + 0x632686B7, 0x2A1AFB90, 0xF15E7CF9, 0xB86201DE, + 0x847609B4, 0xCD4A7493, 0x160EF3FA, 0x5F328EDD, + 0xA56B8BD9, 0xEC57F6FE, 0x37137197, 0x7E2F0CB0, + 0xC64D0D6E, 0x8F717049, 0x5435F720, 0x1D098A07, + 0xE7508F03, 0xAE6CF224, 0x7528754D, 0x3C14086A, + 0x0D006599, 0x443C18BE, 0x9F789FD7, 0xD644E2F0, + 0x2C1DE7F4, 0x65219AD3, 0xBE651DBA, 0xF759609D, + 0x4F3B6143, 0x06071C64, 0xDD439B0D, 0x947FE62A, + 0x6E26E32E, 0x271A9E09, 0xFC5E1960, 0xB5626447, + 0x89766C2D, 0xC04A110A, 0x1B0E9663, 0x5232EB44, + 0xA86BEE40, 0xE1579367, 0x3A13140E, 0x732F6929, + 0xCB4D68F7, 0x827115D0, 0x593592B9, 0x1009EF9E, + 0xEA50EA9A, 0xA36C97BD, 0x782810D4, 0x31146DF3, + 0x1A00CB32, 0x533CB615, 0x8878317C, 0xC1444C5B, + 0x3B1D495F, 0x72213478, 0xA965B311, 0xE059CE36, + 0x583BCFE8, 0x1107B2CF, 0xCA4335A6, 0x837F4881, + 0x79264D85, 0x301A30A2, 0xEB5EB7CB, 0xA262CAEC, + 0x9E76C286, 0xD74ABFA1, 0x0C0E38C8, 0x453245EF, + 0xBF6B40EB, 0xF6573DCC, 0x2D13BAA5, 0x642FC782, + 0xDC4DC65C, 0x9571BB7B, 0x4E353C12, 0x07094135, + 0xFD504431, 0xB46C3916, 0x6F28BE7F, 0x2614C358, + 0x1700AEAB, 0x5E3CD38C, 0x857854E5, 0xCC4429C2, + 0x361D2CC6, 0x7F2151E1, 0xA465D688, 0xED59ABAF, + 0x553BAA71, 0x1C07D756, 0xC743503F, 0x8E7F2D18, + 0x7426281C, 0x3D1A553B, 0xE65ED252, 0xAF62AF75, + 0x9376A71F, 0xDA4ADA38, 0x010E5D51, 0x48322076, + 0xB26B2572, 0xFB575855, 0x2013DF3C, 0x692FA21B, + 0xD14DA3C5, 0x9871DEE2, 0x4335598B, 0x0A0924AC, + 0xF05021A8, 0xB96C5C8F, 0x6228DBE6, 0x2B14A6C1, + 0x34019664, 0x7D3DEB43, 0xA6796C2A, 0xEF45110D, + 0x151C1409, 0x5C20692E, 0x8764EE47, 0xCE589360, + 0x763A92BE, 0x3F06EF99, 0xE44268F0, 0xAD7E15D7, + 0x572710D3, 0x1E1B6DF4, 0xC55FEA9D, 0x8C6397BA, + 0xB0779FD0, 0xF94BE2F7, 0x220F659E, 0x6B3318B9, + 0x916A1DBD, 0xD856609A, 0x0312E7F3, 0x4A2E9AD4, + 0xF24C9B0A, 0xBB70E62D, 0x60346144, 0x29081C63, + 0xD3511967, 0x9A6D6440, 0x4129E329, 0x08159E0E, + 0x3901F3FD, 0x703D8EDA, 0xAB7909B3, 0xE2457494, + 0x181C7190, 0x51200CB7, 0x8A648BDE, 0xC358F6F9, + 0x7B3AF727, 0x32068A00, 0xE9420D69, 0xA07E704E, + 0x5A27754A, 0x131B086D, 0xC85F8F04, 0x8163F223, + 0xBD77FA49, 0xF44B876E, 0x2F0F0007, 0x66337D20, + 0x9C6A7824, 0xD5560503, 0x0E12826A, 0x472EFF4D, + 0xFF4CFE93, 0xB67083B4, 0x6D3404DD, 0x240879FA, + 0xDE517CFE, 0x976D01D9, 0x4C2986B0, 0x0515FB97, + 0x2E015D56, 0x673D2071, 0xBC79A718, 0xF545DA3F, + 0x0F1CDF3B, 0x4620A21C, 0x9D642575, 0xD4585852, + 0x6C3A598C, 0x250624AB, 0xFE42A3C2, 0xB77EDEE5, + 0x4D27DBE1, 0x041BA6C6, 0xDF5F21AF, 0x96635C88, + 0xAA7754E2, 0xE34B29C5, 0x380FAEAC, 0x7133D38B, + 0x8B6AD68F, 0xC256ABA8, 0x19122CC1, 0x502E51E6, + 0xE84C5038, 0xA1702D1F, 0x7A34AA76, 0x3308D751, + 0xC951D255, 0x806DAF72, 0x5B29281B, 0x1215553C, + 0x230138CF, 0x6A3D45E8, 0xB179C281, 0xF845BFA6, + 0x021CBAA2, 0x4B20C785, 0x906440EC, 0xD9583DCB, + 0x613A3C15, 0x28064132, 0xF342C65B, 0xBA7EBB7C, + 0x4027BE78, 0x091BC35F, 0xD25F4436, 0x9B633911, + 0xA777317B, 0xEE4B4C5C, 0x350FCB35, 0x7C33B612, + 0x866AB316, 0xCF56CE31, 0x14124958, 0x5D2E347F, + 0xE54C35A1, 0xAC704886, 0x7734CFEF, 0x3E08B2C8, + 0xC451B7CC, 0x8D6DCAEB, 0x56294D82, 0x1F1530A5 +};
http://git-wip-us.apache.org/repos/asf/incubator-ratis/blob/7e71a2e0/ratis-common/src/main/native/src/org/apache/ratis/util/gcc_optimizations.h ---------------------------------------------------------------------- diff --git a/ratis-common/src/main/native/src/org/apache/ratis/util/gcc_optimizations.h b/ratis-common/src/main/native/src/org/apache/ratis/util/gcc_optimizations.h new file mode 100644 index 0000000..8c0fbff --- /dev/null +++ b/ratis-common/src/main/native/src/org/apache/ratis/util/gcc_optimizations.h @@ -0,0 +1,30 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +#ifndef __GCC_OPTIMIZATIONS_H_INCLUDED +#define __GCC_OPTIMIZATIONS_H_INCLUDED + +// Hints to gcc optimizer -- compiled out on non-GCC +#ifdef __GNUC__ +#define likely(x) __builtin_expect((x),1) +#define unlikely(x) __builtin_expect((x),0) +#else +#define likely(x) (x) +#define unlikely(x) (x) +#endif + +#endif http://git-wip-us.apache.org/repos/asf/incubator-ratis/blob/7e71a2e0/ratis-common/src/main/native/src/org_apache_ratis.h ---------------------------------------------------------------------- diff --git a/ratis-common/src/main/native/src/org_apache_ratis.h b/ratis-common/src/main/native/src/org_apache_ratis.h new file mode 100644 index 0000000..0de9c81 --- /dev/null +++ b/ratis-common/src/main/native/src/org_apache_ratis.h @@ -0,0 +1,189 @@ +/** + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +/** + * This file includes some common utilities + * for all native code used in ratis. + */ + +#if !defined ORG_APACHE_RATIS_H +#define ORG_APACHE_RATIS_H + +#if defined(_WIN32) +#undef UNIX +#define WINDOWS +#else +#undef WINDOWS +#define UNIX +#endif + +/* A helper macro to 'throw' a java exception. */ +#define THROW(env, exception_name, message) \ + { \ + jclass ecls = (*env)->FindClass(env, exception_name); \ + if (ecls) { \ + (*env)->ThrowNew(env, ecls, message); \ + (*env)->DeleteLocalRef(env, ecls); \ + } \ + } + +/* Helper macro to return if an exception is pending */ +#define PASS_EXCEPTIONS(env) \ + { \ + if ((*env)->ExceptionCheck(env)) return; \ + } + +#define PASS_EXCEPTIONS_GOTO(env, target) \ + { \ + if ((*env)->ExceptionCheck(env)) goto target; \ + } + +#define PASS_EXCEPTIONS_RET(env, ret) \ + { \ + if ((*env)->ExceptionCheck(env)) return (ret); \ + } + +/** + * Unix definitions + */ +#ifdef UNIX +#include <config.h> +#include <dlfcn.h> +#include <jni.h> + +/** + * A helper function to dlsym a 'symbol' from a given library-handle. + * + * @param env jni handle to report contingencies. + * @param handle handle to the dlopen'ed library. + * @param symbol symbol to load. + * @return returns the address where the symbol is loaded in memory, + * <code>NULL</code> on error. + */ +static __attribute__ ((unused)) +void *do_dlsym(JNIEnv *env, void *handle, const char *symbol) { + if (!env || !handle || !symbol) { + THROW(env, "java/lang/InternalError", NULL); + return NULL; + } + char *error = NULL; + void *func_ptr = dlsym(handle, symbol); + if ((error = dlerror()) != NULL) { + THROW(env, "java/lang/UnsatisfiedLinkError", symbol); + return NULL; + } + return func_ptr; +} + +/* A helper macro to dlsym the requisite dynamic symbol and bail-out on error. */ +#define LOAD_DYNAMIC_SYMBOL(func_ptr, env, handle, symbol) \ + if ((func_ptr = do_dlsym(env, handle, symbol)) == NULL) { \ + return; \ + } +#endif +// Unix part end + + +/** + * Windows definitions + */ +#ifdef WINDOWS + +/* Force using Unicode throughout the code */ +#ifndef UNICODE +#define UNICODE +#endif + +/* Microsoft C Compiler does not support the C99 inline keyword */ +#ifndef __cplusplus +#define inline __inline; +#endif // _cplusplus + +/* Optimization macros supported by GCC but for which there is no + direct equivalent in the Microsoft C compiler */ +#define likely(_c) (_c) +#define unlikely(_c) (_c) + +/* Disable certain warnings in the native CRC32 code. */ +#pragma warning(disable:4018) // Signed/unsigned mismatch. +#pragma warning(disable:4244) // Possible loss of data in conversion. +#pragma warning(disable:4267) // Possible loss of data. +#pragma warning(disable:4996) // Use of deprecated function. + +#include <Windows.h> +#include <stdio.h> +#include <jni.h> + +#define snprintf(a, b ,c, d) _snprintf_s((a), (b), _TRUNCATE, (c), (d)) + +/* A helper macro to dlsym the requisite dynamic symbol and bail-out on error. */ +#define LOAD_DYNAMIC_SYMBOL(func_type, func_ptr, env, handle, symbol) \ + if ((func_ptr = (func_type) do_dlsym(env, handle, symbol)) == NULL) { \ + return; \ + } + +/** + * A helper function to dynamic load a 'symbol' from a given library-handle. + * + * @param env jni handle to report contingencies. + * @param handle handle to the dynamic library. + * @param symbol symbol to load. + * @return returns the address where the symbol is loaded in memory, + * <code>NULL</code> on error. + */ +static FARPROC WINAPI do_dlsym(JNIEnv *env, HMODULE handle, LPCSTR symbol) { + DWORD dwErrorCode = ERROR_SUCCESS; + FARPROC func_ptr = NULL; + + if (!env || !handle || !symbol) { + THROW(env, "java/lang/InternalError", NULL); + return NULL; + } + + func_ptr = GetProcAddress(handle, symbol); + if (func_ptr == NULL) + { + THROW(env, "java/lang/UnsatisfiedLinkError", symbol); + } + return func_ptr; +} +#endif +// Windows part end + + +#define LOCK_CLASS(env, clazz, classname) \ + if ((*env)->MonitorEnter(env, clazz) != 0) { \ + char exception_msg[128]; \ + snprintf(exception_msg, 128, "Failed to lock %s", classname); \ + THROW(env, "java/lang/InternalError", exception_msg); \ + } + +#define UNLOCK_CLASS(env, clazz, classname) \ + if ((*env)->MonitorExit(env, clazz) != 0) { \ + char exception_msg[128]; \ + snprintf(exception_msg, 128, "Failed to unlock %s", classname); \ + THROW(env, "java/lang/InternalError", exception_msg); \ + } + +#define RETRY_ON_EINTR(ret, expr) do { \ + ret = expr; \ +} while ((ret == -1) && (errno == EINTR)); + +#endif + +//vim: sw=2: ts=2: et http://git-wip-us.apache.org/repos/asf/incubator-ratis/blob/7e71a2e0/ratis-common/src/main/native/src/test/org/apache/ratis/util/test_bulk_crc32.c ---------------------------------------------------------------------- diff --git a/ratis-common/src/main/native/src/test/org/apache/ratis/util/test_bulk_crc32.c b/ratis-common/src/main/native/src/test/org/apache/ratis/util/test_bulk_crc32.c new file mode 100644 index 0000000..afd7262 --- /dev/null +++ b/ratis-common/src/main/native/src/test/org/apache/ratis/util/test_bulk_crc32.c @@ -0,0 +1,113 @@ +/** + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "org_apache_ratis.h" + +#include "bulk_crc32.h" + +#include <stdint.h> +#include <stdio.h> +#include <stdlib.h> +#include <time.h> + +#define EXPECT_ZERO(x) \ + do { \ + int __my_ret__ = x; \ + if (__my_ret__) { \ + fprintf(stderr, "TEST_ERROR: failed on line %d with return " \ + "code %d: got nonzero from %s\n", __LINE__, __my_ret__, #x); \ + return __my_ret__; \ + } \ + } while (0); + +static int testBulkVerifyCrc(int dataLen, int crcType, int bytesPerChecksum) +{ + int i; + uint8_t *data; + uint32_t *sums; + crc32_error_t errorData; + + data = malloc(dataLen); + for (i = 0; i < dataLen; i++) { + data[i] = (i % 16) + 1; + } + sums = calloc(sizeof(uint32_t), + (dataLen + bytesPerChecksum - 1) / bytesPerChecksum); + + EXPECT_ZERO(bulk_crc(data, dataLen, sums, crcType, + bytesPerChecksum, NULL)); + EXPECT_ZERO(bulk_crc(data, dataLen, sums, crcType, + bytesPerChecksum, &errorData)); + free(data); + free(sums); + return 0; +} + +static int timeBulkCrc(int dataLen, int crcType, int bytesPerChecksum, int iterations) +{ + int i; + uint8_t *data; + uint32_t *sums; + crc32_error_t errorData; + clock_t start, fini; + + data = malloc(dataLen); + for (i = 0; i < dataLen; i++) { + data[i] = (i % 16) + 1; + } + sums = calloc(sizeof(uint32_t), + (dataLen + bytesPerChecksum - 1) / bytesPerChecksum); + + start = clock(); + for (i = 0; i < iterations; i++) { + EXPECT_ZERO(bulk_crc(data, dataLen, sums, crcType, + bytesPerChecksum, NULL)); + EXPECT_ZERO(bulk_crc(data, dataLen, sums, crcType, + bytesPerChecksum, &errorData)); + } + fini = clock(); + printf("CRC %d bytes @ %d bytes per checksum X %d iterations = %g\n", + dataLen, bytesPerChecksum, iterations, (double)(fini-start)/CLOCKS_PER_SEC); + free(data); + free(sums); + return 0; +} + +int main(int argc, char **argv) +{ + /* Test running bulk_calculate_crc with some different algorithms and + * bytePerChecksum values. */ + EXPECT_ZERO(testBulkVerifyCrc(4096, CRC32C_POLYNOMIAL, 512)); + EXPECT_ZERO(testBulkVerifyCrc(4096, CRC32_ZLIB_POLYNOMIAL, 512)); + EXPECT_ZERO(testBulkVerifyCrc(256, CRC32C_POLYNOMIAL, 1)); + EXPECT_ZERO(testBulkVerifyCrc(256, CRC32_ZLIB_POLYNOMIAL, 1)); + EXPECT_ZERO(testBulkVerifyCrc(1, CRC32C_POLYNOMIAL, 1)); + EXPECT_ZERO(testBulkVerifyCrc(1, CRC32_ZLIB_POLYNOMIAL, 1)); + EXPECT_ZERO(testBulkVerifyCrc(2, CRC32C_POLYNOMIAL, 1)); + EXPECT_ZERO(testBulkVerifyCrc(17, CRC32C_POLYNOMIAL, 1)); + EXPECT_ZERO(testBulkVerifyCrc(17, CRC32C_POLYNOMIAL, 2)); + EXPECT_ZERO(testBulkVerifyCrc(17, CRC32_ZLIB_POLYNOMIAL, 2)); + EXPECT_ZERO(testBulkVerifyCrc(17, CRC32C_POLYNOMIAL, 4)); + EXPECT_ZERO(testBulkVerifyCrc(17, CRC32_ZLIB_POLYNOMIAL, 4)); + + EXPECT_ZERO(timeBulkCrc(16 * 1024, CRC32C_POLYNOMIAL, 512, 1000000)); + EXPECT_ZERO(timeBulkCrc(16 * 1024, CRC32_ZLIB_POLYNOMIAL, 512, 1000000)); + + fprintf(stderr, "%s: SUCCESS.\n", argv[0]); + return EXIT_SUCCESS; +} http://git-wip-us.apache.org/repos/asf/incubator-ratis/blob/7e71a2e0/ratis-common/src/test/java/org/apache/ratis/util/TestLifeCycle.java ---------------------------------------------------------------------- diff --git a/ratis-common/src/test/java/org/apache/ratis/util/TestLifeCycle.java b/ratis-common/src/test/java/org/apache/ratis/util/TestLifeCycle.java new file mode 100644 index 0000000..82816c9 --- /dev/null +++ b/ratis-common/src/test/java/org/apache/ratis/util/TestLifeCycle.java @@ -0,0 +1,54 @@ +/** + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.ratis.util; + +import org.apache.ratis.util.LifeCycle; +import org.junit.Assert; +import org.junit.Test; + +import static org.apache.ratis.util.LifeCycle.State.*; + +import java.util.*; + +public class TestLifeCycle { + /** + * Test if the successor map and the predecessor map are consistent. + * {@link LifeCycle} uses predecessors to validate transitions + * while this test uses successors. + */ + @Test + public void testIsValid() throws Exception { + final Map<LifeCycle.State, List<LifeCycle.State>> successors + = new EnumMap<>(LifeCycle.State.class); + put(NEW, successors, STARTING, CLOSED); + put(STARTING, successors, NEW, RUNNING, CLOSING, EXCEPTION); + put(RUNNING, successors, CLOSING, PAUSING, EXCEPTION); + put(PAUSING, successors, PAUSED, CLOSING, EXCEPTION); + put(PAUSED, successors, STARTING, CLOSING); + put(EXCEPTION, successors, CLOSING); + put(CLOSING , successors, CLOSED); + put(CLOSED, successors); + + final List<LifeCycle.State> states = Arrays.asList(LifeCycle.State.values()); + states.stream().forEach( + from -> states.forEach( + to -> Assert.assertEquals(from + " -> " + to, + successors.get(from).contains(to), + isValid(from, to)))); + } +} http://git-wip-us.apache.org/repos/asf/incubator-ratis/blob/7e71a2e0/ratis-examples/pom.xml ---------------------------------------------------------------------- diff --git a/ratis-examples/pom.xml b/ratis-examples/pom.xml new file mode 100644 index 0000000..5330099 --- /dev/null +++ b/ratis-examples/pom.xml @@ -0,0 +1,130 @@ +<?xml version="1.0" encoding="UTF-8"?> +<!-- + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. See accompanying LICENSE file. +--> +<project xmlns="http://maven.apache.org/POM/4.0.0"; + xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; + xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd";> + <modelVersion>4.0.0</modelVersion> + <parent> + <artifactId>ratis-project-dist</artifactId> + <groupId>org.apache.ratis</groupId> + <version>1.0-SNAPSHOT</version> + <relativePath>../ratis-project-dist</relativePath> + </parent> + + <artifactId>ratis-examples</artifactId> + <name>Ratis Examples</name> + + <dependencies> + <dependency> + <artifactId>ratis-proto-shaded</artifactId> + <groupId>org.apache.ratis</groupId> + <scope>provided</scope> + </dependency> + + <dependency> + <artifactId>ratis-common</artifactId> + <groupId>org.apache.ratis</groupId> + <scope>provided</scope> + </dependency> + <dependency> + <artifactId>ratis-common</artifactId> + <groupId>org.apache.ratis</groupId> + <scope>test</scope> + <type>test-jar</type> + </dependency> + + <dependency> + <artifactId>ratis-client</artifactId> + <groupId>org.apache.ratis</groupId> + <scope>provided</scope> + </dependency> + <dependency> + <artifactId>ratis-client</artifactId> + <groupId>org.apache.ratis</groupId> + <scope>test</scope> + <type>test-jar</type> + </dependency> + + <dependency> + <artifactId>ratis-server</artifactId> + <groupId>org.apache.ratis</groupId> + <scope>provided</scope> + </dependency> + <dependency> + <artifactId>ratis-server</artifactId> + <groupId>org.apache.ratis</groupId> + <scope>test</scope> + <type>test-jar</type> + </dependency> + + <dependency> + <artifactId>ratis-hadoop</artifactId> + <groupId>org.apache.ratis</groupId> + <scope>provided</scope> + </dependency> + <dependency> + <artifactId>ratis-hadoop</artifactId> + <groupId>org.apache.ratis</groupId> + <scope>test</scope> + <type>test-jar</type> + </dependency> + + <dependency> + <artifactId>ratis-grpc</artifactId> + <groupId>org.apache.ratis</groupId> + <scope>provided</scope> + </dependency> + <dependency> + <artifactId>ratis-grpc</artifactId> + <groupId>org.apache.ratis</groupId> + <scope>test</scope> + <type>test-jar</type> + </dependency> + + <dependency> + <artifactId>ratis-netty</artifactId> + <groupId>org.apache.ratis</groupId> + <scope>provided</scope> + </dependency> + <dependency> + <artifactId>ratis-netty</artifactId> + <groupId>org.apache.ratis</groupId> + <scope>test</scope> + <type>test-jar</type> + </dependency> + + <dependency> + <groupId>org.slf4j</groupId> + <artifactId>slf4j-api</artifactId> + </dependency> + + <dependency> + <groupId>com.google.guava</groupId> + <artifactId>guava</artifactId> + </dependency> + + <dependency> + <groupId>junit</groupId> + <artifactId>junit</artifactId> + <scope>test</scope> + </dependency> + <dependency> + <groupId>org.mockito</groupId> + <artifactId>mockito-all</artifactId> + <scope>test</scope> + </dependency> + </dependencies> +</project> + http://git-wip-us.apache.org/repos/asf/incubator-ratis/blob/7e71a2e0/ratis-examples/src/main/java/org/apache/ratis/examples/arithmetic/ArithmeticStateMachine.java ---------------------------------------------------------------------- diff --git a/ratis-examples/src/main/java/org/apache/ratis/examples/arithmetic/ArithmeticStateMachine.java b/ratis-examples/src/main/java/org/apache/ratis/examples/arithmetic/ArithmeticStateMachine.java new file mode 100644 index 0000000..b241f3a --- /dev/null +++ b/ratis-examples/src/main/java/org/apache/ratis/examples/arithmetic/ArithmeticStateMachine.java @@ -0,0 +1,181 @@ +/** + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.ratis.examples.arithmetic; + +import com.google.common.base.Preconditions; + +import org.apache.ratis.conf.RaftProperties; +import org.apache.ratis.examples.arithmetic.expression.Expression; +import org.apache.ratis.protocol.Message; +import org.apache.ratis.protocol.RaftClientReply; +import org.apache.ratis.protocol.RaftClientRequest; +import org.apache.ratis.server.impl.RaftServerConstants; +import org.apache.ratis.server.protocol.TermIndex; +import org.apache.ratis.server.storage.RaftStorage; +import org.apache.ratis.shaded.proto.RaftProtos.LogEntryProto; +import org.apache.ratis.statemachine.*; +import org.apache.ratis.util.AutoCloseableLock; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +import java.io.*; +import java.util.HashMap; +import java.util.Map; +import java.util.concurrent.CompletableFuture; +import java.util.concurrent.ConcurrentHashMap; +import java.util.concurrent.atomic.AtomicReference; +import java.util.concurrent.locks.ReentrantReadWriteLock; + +public class ArithmeticStateMachine extends BaseStateMachine { + static final Logger LOG = LoggerFactory.getLogger(ArithmeticStateMachine.class); + + private final Map<String, Double> variables = new ConcurrentHashMap<>(); + + private final SimpleStateMachineStorage storage = new SimpleStateMachineStorage(); + private final AtomicReference<TermIndex> latestTermIndex = new AtomicReference<>(); + + private final ReentrantReadWriteLock lock = new ReentrantReadWriteLock(true); + + private AutoCloseableLock readLock() { + return AutoCloseableLock.acquire(lock.readLock()); + } + + private AutoCloseableLock writeLock() { + return AutoCloseableLock.acquire(lock.writeLock()); + } + + void reset() { + variables.clear(); + latestTermIndex.set(null); + } + + @Override + public void initialize(String id, RaftProperties properties, RaftStorage raftStorage) + throws IOException { + super.initialize(id, properties, raftStorage); + this.storage.init(raftStorage); + loadSnapshot(storage.getLatestSnapshot()); + } + + @Override + public void reinitialize(String id, RaftProperties properties, RaftStorage storage) + throws IOException { + close(); + this.initialize(id, properties, storage); + } + + @Override + public long takeSnapshot() throws IOException { + final Map<String, Double> copy; + final TermIndex last; + try(final AutoCloseableLock readLock = readLock()) { + copy = new HashMap<>(variables); + last = latestTermIndex.get(); + } + + File snapshotFile = new File(SimpleStateMachineStorage.getSnapshotFileName( + last.getTerm(), last.getIndex())); + + try(final ObjectOutputStream out = new ObjectOutputStream( + new BufferedOutputStream(new FileOutputStream(snapshotFile)))) { + out.writeObject(copy); + } catch(IOException ioe) { + LOG.warn("Failed to write snapshot file \"" + snapshotFile + + "\", last applied index=" + last); + } + + return last.getIndex(); + } + + public long loadSnapshot(SingleFileSnapshotInfo snapshot) throws IOException { + return load(snapshot, false); + } + + private long load(SingleFileSnapshotInfo snapshot, boolean reload) throws IOException { + if (snapshot == null || !snapshot.getFile().getPath().toFile().exists()) { + LOG.warn("The snapshot file {} does not exist", snapshot); + return RaftServerConstants.INVALID_LOG_INDEX; + } + + File snapshotFile =snapshot.getFile().getPath().toFile(); + final TermIndex last = SimpleStateMachineStorage.getTermIndexFromSnapshotFile(snapshotFile); + try(final AutoCloseableLock writeLock = writeLock(); + final ObjectInputStream in = new ObjectInputStream( + new BufferedInputStream(new FileInputStream(snapshotFile)))) { + if (reload) { + reset(); + } + latestTermIndex.set(last); + variables.putAll((Map<String, Double>) in.readObject()); + } catch (ClassNotFoundException e) { + throw new IllegalStateException(e); + } + return last.getIndex(); + } + + @Override + public StateMachineStorage getStateMachineStorage() { + return storage; + } + + @Override + public CompletableFuture<RaftClientReply> query( + RaftClientRequest request) { + final Expression q = Expression.Utils.bytes2Expression( + request.getMessage().getContent().toByteArray(), 0); + final Double result; + try(final AutoCloseableLock readLock = readLock()) { + result = q.evaluate(variables); + } + final Expression r = Expression.Utils.double2Expression(result); + LOG.debug("QUERY: {} = {}", q, r); + final RaftClientReply reply = new RaftClientReply(request, + Expression.Utils.toMessage(r)); + return CompletableFuture.completedFuture(reply); + } + + @Override + public void close() { + reset(); + } + + @Override + public CompletableFuture<Message> applyTransaction(TransactionContext trx) { + final LogEntryProto entry = trx.getLogEntry().get(); + final AssignmentMessage assignment = new AssignmentMessage( + () -> entry.getSmLogEntry().getData()); + + final long index = entry.getIndex(); + final Double result; + try(final AutoCloseableLock writeLock = writeLock()) { + result = assignment.evaluate(variables); + updateLatestTermIndex(entry.getTerm(), index); + } + final Expression r = Expression.Utils.double2Expression(result); + LOG.debug("{}: {} = {}, variables={}", index, assignment, r, variables); + return CompletableFuture.completedFuture(Expression.Utils.toMessage(r)); + } + + private void updateLatestTermIndex(long term, long index) { + final TermIndex newTI = TermIndex.newTermIndex(term, index); + final TermIndex oldTI = latestTermIndex.getAndSet(newTI); + if (oldTI != null) { + Preconditions.checkArgument(newTI.compareTo(oldTI) >= 0); + } + } +} http://git-wip-us.apache.org/repos/asf/incubator-ratis/blob/7e71a2e0/ratis-examples/src/main/java/org/apache/ratis/examples/arithmetic/AssignmentMessage.java ---------------------------------------------------------------------- diff --git a/ratis-examples/src/main/java/org/apache/ratis/examples/arithmetic/AssignmentMessage.java b/ratis-examples/src/main/java/org/apache/ratis/examples/arithmetic/AssignmentMessage.java new file mode 100644 index 0000000..e4e7ca8 --- /dev/null +++ b/ratis-examples/src/main/java/org/apache/ratis/examples/arithmetic/AssignmentMessage.java @@ -0,0 +1,83 @@ +/** + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.ratis.examples.arithmetic; + +import static org.apache.ratis.util.ProtoUtils.toByteString; + +import java.nio.charset.Charset; +import java.util.Map; + +import org.apache.ratis.examples.arithmetic.expression.Expression; +import org.apache.ratis.examples.arithmetic.expression.Variable; +import org.apache.ratis.protocol.Message; +import org.apache.ratis.shaded.com.google.protobuf.ByteString; + +public class AssignmentMessage implements Message, Evaluable { + public static final Charset UTF8 = Charset.forName("UTF-8"); + + private final Variable variable; + private final Expression expression; + + public AssignmentMessage(Variable variable, Expression expression) { + this.variable = variable; + this.expression = expression; + } + + public AssignmentMessage(byte[] buf, int offset) { + variable = new Variable(buf, offset); + expression = Expression.Utils.bytes2Expression(buf, offset + variable.length()); + } + + public AssignmentMessage(Message message) { + this(message.getContent().toByteArray(), 0); + } + + public Variable getVariable() { + return variable; + } + + public Expression getExpression() { + return expression; + } + + @Override + public ByteString getContent() { + final int length = variable.length() + expression.length(); + final byte[] bytes = new byte[length]; + final int offset = variable.toBytes(bytes, 0); + expression.toBytes(bytes, offset); + return toByteString(bytes); + } + + @Override + public String toString() { + return variable + " = " + expression; + } + + @Override + public Double evaluate(Map<String, Double> variableMap) { + final Double value = expression.evaluate(variableMap); + final String name = variable.getName(); + if (value == null) { + variableMap.remove(name); + } else { + variableMap.put(name, value); + } + return value; + } +} http://git-wip-us.apache.org/repos/asf/incubator-ratis/blob/7e71a2e0/ratis-examples/src/main/java/org/apache/ratis/examples/arithmetic/Evaluable.java ---------------------------------------------------------------------- diff --git a/ratis-examples/src/main/java/org/apache/ratis/examples/arithmetic/Evaluable.java b/ratis-examples/src/main/java/org/apache/ratis/examples/arithmetic/Evaluable.java new file mode 100644 index 0000000..8afb080 --- /dev/null +++ b/ratis-examples/src/main/java/org/apache/ratis/examples/arithmetic/Evaluable.java @@ -0,0 +1,24 @@ +/** + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.ratis.examples.arithmetic; + +import java.util.Map; + +public interface Evaluable { + Double evaluate(Map<String, Double> variableMap); +} http://git-wip-us.apache.org/repos/asf/incubator-ratis/blob/7e71a2e0/ratis-examples/src/main/java/org/apache/ratis/examples/arithmetic/expression/BinaryExpression.java ---------------------------------------------------------------------- diff --git a/ratis-examples/src/main/java/org/apache/ratis/examples/arithmetic/expression/BinaryExpression.java b/ratis-examples/src/main/java/org/apache/ratis/examples/arithmetic/expression/BinaryExpression.java new file mode 100644 index 0000000..fceaef9 --- /dev/null +++ b/ratis-examples/src/main/java/org/apache/ratis/examples/arithmetic/expression/BinaryExpression.java @@ -0,0 +1,103 @@ +/** + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.ratis.examples.arithmetic.expression; + +import com.google.common.base.Preconditions; + +import java.util.Map; + +public class BinaryExpression implements Expression { + public enum Op { + ADD("+"), SUBTRACT("-"), MULT("*"), DIV("/"); + + final String symbol; + + Op(String symbol) { + this.symbol = symbol; + } + + byte byteValue() { + return (byte) ordinal(); + } + + @Override + public String toString() { + return symbol; + } + + static final Op[] VALUES = Op.values(); + + static Op valueOf(byte b) { + Preconditions.checkArgument(b < VALUES.length); + return VALUES[b]; + } + } + + private final Op op; + private final Expression left, right; + + BinaryExpression(byte[] buf, final int offset) { + Preconditions.checkArgument(buf[offset] == Type.BINARY.byteValue()); + op = Op.valueOf(buf[offset + 1]); + left = Utils.bytes2Expression(buf, offset + 2); + right = Utils.bytes2Expression(buf, offset + 2 + left.length()); + } + + public BinaryExpression(Op op, Expression left, Expression right) { + this.op = op; + this.left = left; + this.right = right; + } + + @Override + public int toBytes(byte[] buf, final int offset) { + buf[offset] = Type.BINARY.byteValue(); + buf[offset + 1] = op.byteValue(); + final int l = left.toBytes(buf, offset + 2); + final int r = right.toBytes(buf, offset + 2 + l); + return 2 + l + r; + } + + @Override + public int length() { + return 2 + left.length() + right.length(); + } + + @Override + public Double evaluate(Map<String, Double> variableMap) { + final double l = left.evaluate(variableMap); + final double r = right.evaluate(variableMap); + switch (op) { + case ADD: + return l + r; + case SUBTRACT: + return l - r; + case MULT: + return l * r; + case DIV: + return l / r; + default: + throw new AssertionError("Unexpected op value: " + op); + } + } + + @Override + public String toString() { + return "(" + left + " " + op + " " + right + ")"; + } +} http://git-wip-us.apache.org/repos/asf/incubator-ratis/blob/7e71a2e0/ratis-examples/src/main/java/org/apache/ratis/examples/arithmetic/expression/DoubleValue.java ---------------------------------------------------------------------- diff --git a/ratis-examples/src/main/java/org/apache/ratis/examples/arithmetic/expression/DoubleValue.java b/ratis-examples/src/main/java/org/apache/ratis/examples/arithmetic/expression/DoubleValue.java new file mode 100644 index 0000000..7de3847 --- /dev/null +++ b/ratis-examples/src/main/java/org/apache/ratis/examples/arithmetic/expression/DoubleValue.java @@ -0,0 +1,61 @@ +/** + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.ratis.examples.arithmetic.expression; + +import com.google.common.base.Preconditions; + +import java.util.Map; + +public class DoubleValue implements Expression { + public static final DoubleValue ZERO = new DoubleValue(0); + public static final DoubleValue ONE = new DoubleValue(1); + + private final double value; + + public DoubleValue(double value) { + this.value = value; + } + + DoubleValue(byte[] buf, int offset) { + this(Utils.bytes2double(buf, offset + 1)); + Preconditions.checkArgument(buf[offset] == Type.DOUBLE.byteValue()); + } + + @Override + public int toBytes(byte[] buf, int offset) { + Preconditions.checkArgument(offset + length() <= buf.length); + buf[offset++] = Type.DOUBLE.byteValue(); + Utils.double2bytes(value, buf, offset); + return length(); + } + + @Override + public int length() { + return 9; + } + + @Override + public Double evaluate(Map<String, Double> variableMap) { + return value; + } + + @Override + public String toString() { + return String.valueOf(value); + } +} http://git-wip-us.apache.org/repos/asf/incubator-ratis/blob/7e71a2e0/ratis-examples/src/main/java/org/apache/ratis/examples/arithmetic/expression/Expression.java ---------------------------------------------------------------------- diff --git a/ratis-examples/src/main/java/org/apache/ratis/examples/arithmetic/expression/Expression.java b/ratis-examples/src/main/java/org/apache/ratis/examples/arithmetic/expression/Expression.java new file mode 100644 index 0000000..c90814a --- /dev/null +++ b/ratis-examples/src/main/java/org/apache/ratis/examples/arithmetic/expression/Expression.java @@ -0,0 +1,112 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.ratis.examples.arithmetic.expression; + +import com.google.common.base.Preconditions; + +import static org.apache.ratis.util.ProtoUtils.toByteString; + +import org.apache.ratis.examples.arithmetic.Evaluable; +import org.apache.ratis.protocol.Message; + +public interface Expression extends Evaluable { + enum Type { + NULL, VARIABLE, DOUBLE, BINARY, UNARY; + + byte byteValue() { + return (byte) ordinal(); + } + + private static final Type[] VALUES = Type.values(); + + static Type valueOf(byte b) { + Preconditions.checkArgument(b >= 0); + Preconditions.checkArgument(b < VALUES.length); + return VALUES[b]; + } + } + + int toBytes(byte[] buf, int offset); + + int length(); + + class Utils { + public static Message toMessage(final Expression e) { + return () -> { + final byte[] buf = new byte[e.length()]; + final int length = e.toBytes(buf, 0); + Preconditions.checkState(length == buf.length); + return toByteString(buf); + }; + } + + public static Expression double2Expression(Double d) { + return d == null? NullValue.getInstance(): new DoubleValue(d); + } + + public static Expression bytes2Expression(byte[] buf, int offset) { + final Type type = Type.valueOf(buf[offset]); + switch(type) { + case NULL: return NullValue.getInstance(); + case DOUBLE: return new DoubleValue(buf, offset); + case VARIABLE: return new Variable(buf, offset); + case BINARY: return new BinaryExpression(buf, offset); + case UNARY: return new UnaryExpression(buf, offset); + default: + throw new AssertionError("Unknown expression type " + type); + } + } + + public static int int2bytes(int v, byte[] buf, int offset) { + buf[offset ] = (byte) (v >>> 24); + buf[offset + 1] = (byte) (v >>> 16); + buf[offset + 2] = (byte) (v >>> 8); + buf[offset + 3] = (byte) (v); + return 4; + } + + public static int long2bytes(long v, byte[] buf, int offset) { + int2bytes((int)(v >>> 32), buf, offset); + int2bytes((int) v , buf, offset + 4); + return 8; + } + + public static int double2bytes(double d, byte[] buf, int offset) { + final long v = Double.doubleToRawLongBits(d); + return long2bytes(v, buf, offset); + } + + public static int bytes2int(byte[] buf, int offset) { + return ((int) buf[offset] << 24) + + ((0xFF & buf[offset + 1]) << 16) + + ((0xFF & buf[offset + 2]) << 8) + + (0xFF & buf[offset + 3]); + } + + public static long bytes2long(byte[] buf, int offset) { + return ((long)bytes2int(buf, offset) << 32) + + (0xFFFFFFFFL & bytes2int(buf, offset + 4)); + } + + public static double bytes2double(byte[] buf, int offset) { + final long v = bytes2long(buf, offset); + return Double.longBitsToDouble(v); + } + } +} + http://git-wip-us.apache.org/repos/asf/incubator-ratis/blob/7e71a2e0/ratis-examples/src/main/java/org/apache/ratis/examples/arithmetic/expression/NullValue.java ---------------------------------------------------------------------- diff --git a/ratis-examples/src/main/java/org/apache/ratis/examples/arithmetic/expression/NullValue.java b/ratis-examples/src/main/java/org/apache/ratis/examples/arithmetic/expression/NullValue.java new file mode 100644 index 0000000..7f087d0 --- /dev/null +++ b/ratis-examples/src/main/java/org/apache/ratis/examples/arithmetic/expression/NullValue.java @@ -0,0 +1,55 @@ +/** + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.ratis.examples.arithmetic.expression; + +import com.google.common.base.Preconditions; + +import java.util.Map; + +public class NullValue implements Expression { + private static final NullValue INSTANCE = new NullValue(); + + public static NullValue getInstance() { + return INSTANCE; + } + + private NullValue() { + } + + @Override + public int toBytes(byte[] buf, int offset) { + Preconditions.checkArgument(offset + length() <= buf.length); + buf[offset++] = Type.NULL.byteValue(); + return length(); + } + + @Override + public int length() { + return 1; + } + + @Override + public Double evaluate(Map<String, Double> variableMap) { + return null; + } + + @Override + public String toString() { + return "null"; + } +} http://git-wip-us.apache.org/repos/asf/incubator-ratis/blob/7e71a2e0/ratis-examples/src/main/java/org/apache/ratis/examples/arithmetic/expression/UnaryExpression.java ---------------------------------------------------------------------- diff --git a/ratis-examples/src/main/java/org/apache/ratis/examples/arithmetic/expression/UnaryExpression.java b/ratis-examples/src/main/java/org/apache/ratis/examples/arithmetic/expression/UnaryExpression.java new file mode 100644 index 0000000..c340a1e --- /dev/null +++ b/ratis-examples/src/main/java/org/apache/ratis/examples/arithmetic/expression/UnaryExpression.java @@ -0,0 +1,95 @@ +/** + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.ratis.examples.arithmetic.expression; + +import com.google.common.base.Preconditions; + +import java.util.Map; + +public class UnaryExpression implements Expression { + public enum Op { + NEG("~"), SQRT("â"); + + final String symbol; + + Op(String symbol) { + this.symbol = symbol; + } + + byte byteValue() { + return (byte) ordinal(); + } + + @Override + public String toString() { + return symbol; + } + + static final Op[] VALUES = Op.values(); + + static Op valueOf(byte b) { + Preconditions.checkArgument(b < VALUES.length); + return VALUES[b]; + } + } + + final Op op; + final Expression expression; + + UnaryExpression(byte[] buf, int offset) { + Preconditions.checkArgument(buf[offset] == Type.UNARY.byteValue()); + op = Op.valueOf(buf[offset + 1]); + expression = Utils.bytes2Expression(buf, offset + 2); + } + + public UnaryExpression(Op op, Expression expression) { + this.op = op; + this.expression = expression; + } + + @Override + public int toBytes(byte[] buf, int offset) { + buf[offset] = Type.UNARY.byteValue(); + buf[offset + 1] = op.byteValue(); + final int length = expression.toBytes(buf, offset + 2); + return 2 + length; + } + + @Override + public int length() { + return 2 + expression.length(); + } + + @Override + public Double evaluate(Map<String, Double> variableMap) { + final double value = expression.evaluate(variableMap); + switch (op) { + case NEG: + return -value; + case SQRT: + return Math.sqrt(value); + default: + throw new AssertionError("Unexpected op value: " + op); + } + } + + @Override + public String toString() { + return op + " " + expression; + } +} http://git-wip-us.apache.org/repos/asf/incubator-ratis/blob/7e71a2e0/ratis-examples/src/main/java/org/apache/ratis/examples/arithmetic/expression/Variable.java ---------------------------------------------------------------------- diff --git a/ratis-examples/src/main/java/org/apache/ratis/examples/arithmetic/expression/Variable.java b/ratis-examples/src/main/java/org/apache/ratis/examples/arithmetic/expression/Variable.java new file mode 100644 index 0000000..4e9a834 --- /dev/null +++ b/ratis-examples/src/main/java/org/apache/ratis/examples/arithmetic/expression/Variable.java @@ -0,0 +1,126 @@ +/** + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.ratis.examples.arithmetic.expression; + +import com.google.common.base.Preconditions; + +import java.util.Map; +import java.util.regex.Pattern; + +import org.apache.ratis.examples.arithmetic.AssignmentMessage; + +public class Variable implements Expression { + static final int LENGTH_LIMIT = 32; + static final String REGEX = "[a-zA-Z]\\w*"; + static final Pattern PATTERN = Pattern.compile(REGEX); + + static byte[] string2bytes(String s) { + final byte[] stringBytes = s.getBytes(AssignmentMessage.UTF8); + final byte[] bytes = new byte[stringBytes.length + 2]; + bytes[0] = Type.VARIABLE.byteValue(); + bytes[1] = (byte)stringBytes.length; + System.arraycopy(stringBytes, 0, bytes, 2, stringBytes.length); + return bytes; + } + + static String extractString(byte[] buf, int offset) { + Preconditions.checkArgument(buf[offset] == Type.VARIABLE.byteValue()); + final int length = buf[offset + 1]; + final byte[] stringBytes = new byte[length]; + System.arraycopy(buf, offset + 2, stringBytes, 0, length); + return new String(stringBytes, AssignmentMessage.UTF8); + } + + static byte[] copyBytes(byte[] buf, int offset) { + Preconditions.checkArgument(buf[offset] == Type.VARIABLE.byteValue()); + final int length = buf[offset + 1]; + final byte[] copy = new byte[length + 2]; + System.arraycopy(buf, offset, copy, 0, copy.length); + return copy; + } + + private final String name; + private final byte[] encoded; + + private Variable(String name, byte[] encoded) { + this.name = name; + this.encoded = encoded; + + if (!PATTERN.matcher(name).matches()) { + throw new IllegalArgumentException("The variable name \"" + name + + "\" does not match the pattern \"" + PATTERN + "\""); + } + if (encoded.length - 2 > LENGTH_LIMIT) { + throw new IllegalArgumentException("The variable name \"" + name + + "\" is longer than the limit = " + LENGTH_LIMIT); + } + } + + public Variable(byte[] buf, int offset) { + this(extractString(buf, offset), copyBytes(buf, offset)); + } + + public Variable(String name) { + this(name, string2bytes(name)); + } + + public String getName() { + return name; + } + + @Override + public int toBytes(byte[] buf, int offset) { + System.arraycopy(encoded, 0, buf, offset, encoded.length); + return encoded.length; + } + + @Override + public int length() { + return encoded.length; + } + + @Override + public Double evaluate(Map<String, Double> variableMap) { + final Double value = variableMap.get(name); + if (value == null) { + throw new IllegalStateException("Undefined variable \"" + name + "\""); + } + return value; + } + + @Override + public boolean equals(Object obj) { + if (obj == this) { + return true; + } else if (obj == null || !(obj instanceof Variable)) { + return false; + } + final Variable that = (Variable)obj; + return this.getName().equals(that.getName()); + } + + @Override + public int hashCode() { + return name.hashCode(); + } + + @Override + public String toString() { + return name; + } +} http://git-wip-us.apache.org/repos/asf/incubator-ratis/blob/7e71a2e0/ratis-examples/src/test/java/org/apache/ratis/TestBatchAppend.java ---------------------------------------------------------------------- diff --git a/ratis-examples/src/test/java/org/apache/ratis/TestBatchAppend.java b/ratis-examples/src/test/java/org/apache/ratis/TestBatchAppend.java new file mode 100644 index 0000000..15f65a9 --- /dev/null +++ b/ratis-examples/src/test/java/org/apache/ratis/TestBatchAppend.java @@ -0,0 +1,172 @@ +/** + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.ratis; + +import org.apache.log4j.Level; +import org.apache.ratis.MiniRaftCluster; +import org.apache.ratis.RaftTestUtil; +import org.apache.ratis.RaftTestUtil.SimpleMessage; +import org.apache.ratis.client.RaftClient; +import org.apache.ratis.conf.RaftProperties; +import org.apache.ratis.examples.RaftExamplesTestUtil; +import org.apache.ratis.server.impl.RaftServerImpl; +import org.apache.ratis.server.simulation.RequestHandler; +import org.apache.ratis.statemachine.SimpleStateMachine4Testing; +import org.apache.ratis.statemachine.StateMachine; +import org.apache.ratis.util.RaftUtils; +import org.junit.After; +import org.junit.Assert; +import org.junit.Rule; +import org.junit.Test; +import org.junit.rules.Timeout; +import org.junit.runner.RunWith; +import org.junit.runners.Parameterized; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +import static org.apache.ratis.server.RaftServerConfigKeys.*; + +import java.io.IOException; +import java.util.Arrays; +import java.util.Collection; +import java.util.List; +import java.util.concurrent.CountDownLatch; +import java.util.concurrent.atomic.AtomicBoolean; +import java.util.stream.Collectors; +import java.util.stream.Stream; + +/** + * Enable raft.server.log.appender.batch.enabled and test LogAppender + */ +@RunWith(Parameterized.class) +public class TestBatchAppend { + static Logger LOG = LoggerFactory.getLogger(TestBatchAppend.class); + static { + RaftUtils.setLogLevel(RaftServerImpl.LOG, Level.DEBUG); + RaftUtils.setLogLevel(RequestHandler.LOG, Level.DEBUG); + RaftUtils.setLogLevel(RaftClient.LOG, Level.DEBUG); + } + + @Parameterized.Parameters + public static Collection<Object[]> data() throws IOException { + RaftProperties prop = new RaftProperties(); + prop.setClass(MiniRaftCluster.STATEMACHINE_CLASS_KEY, + SimpleStateMachine4Testing.class, StateMachine.class); + prop.setInt(RAFT_LOG_SEGMENT_MAX_SIZE_KEY, 1024 * 8); + // enable batch appending + prop.setBoolean(RAFT_SERVER_LOG_APPENDER_BATCH_ENABLED_KEY, true); + // set batch appending buffer size to 4KB + prop.setInt(RAFT_SERVER_LOG_APPENDER_BUFFER_CAPACITY_KEY, 4 * 1024); + + return RaftExamplesTestUtil.getMiniRaftClusters(prop, 3); + } + + @Parameterized.Parameter + public MiniRaftCluster cluster; + + @Rule + public Timeout globalTimeout = new Timeout(60 * 1000); + + @After + public void tearDown() { + if (cluster != null) { + cluster.shutdown(); + } + } + + private class Sender extends Thread { + private final RaftClient client; + private final CountDownLatch latch; + private final SimpleMessage[] msgs; + private final AtomicBoolean succeed = new AtomicBoolean(false); + + Sender(String clientId, String leaderId, CountDownLatch latch, int numMsg) { + this.latch = latch; + this.client = cluster.createClient(clientId, leaderId); + msgs = generateMsgs(numMsg); + } + + SimpleMessage[] generateMsgs(int num) { + SimpleMessage[] msgs = new SimpleMessage[num * 6]; + for (int i = 0; i < num; i++) { + for (int j = 0; j < 6; j++) { + byte[] bytes = new byte[1024 * (j + 1)]; + Arrays.fill(bytes, (byte) j); + msgs[i * 6 + j] = new SimpleMessage(new String(bytes)); + } + } + return msgs; + } + + @Override + public void run() { + try { + latch.await(); + } catch (InterruptedException ignored) { + LOG.warn("Client {} waiting for countdown latch got interrupted", + client.getId()); + } + for (SimpleMessage msg : msgs) { + try { + client.send(msg); + } catch (IOException e) { + succeed.set(false); + LOG.warn("Client {} hit exception {}", client.getId(), e); + return; + } + } + succeed.set(true); + try { + client.close(); + } catch (IOException ignore) { + } + } + } + + @Test + public void testAppend() throws Exception { + final int numMsgs = 10; + final int numClients = 5; + cluster.start(); + RaftTestUtil.waitForLeader(cluster); + final String leaderId = cluster.getLeader().getId(); + + // start several clients and write concurrently + CountDownLatch latch = new CountDownLatch(1); + final List<Sender> senders = Stream.iterate(0, i -> i+1).limit(numClients) + .map(i -> new Sender("c" + i, leaderId, latch, numMsgs)) + .collect(Collectors.toList()); + senders.forEach(Thread::start); + + latch.countDown(); + + senders.forEach(sender -> { + try { + sender.join(); + } catch (InterruptedException ignored) { + } + }); + + for (Sender s : senders) { + Assert.assertTrue(s.succeed.get()); + } + + Assert.assertEquals(6 * numMsgs * numClients, + cluster.getLeader().getState().getLastAppliedIndex()); + } +}
