From 747a611a6757f00900ccd3516eb0a3cfbb55048b Mon Sep 17 00:00:00 2001
From: Dmitry <b4tm4n@mail.ru>
Date: Fri, 11 Nov 2022 20:56:35 +0300
Subject: [PATCH] use chgk_ledb_lib

---
 Cargo.lock  | 586 ++++++++++++++++++++++++++++++++++++++++++----------
 Cargo.toml  |   6 +-
 src/main.rs |  82 +-------
 3 files changed, 486 insertions(+), 188 deletions(-)

diff --git a/Cargo.lock b/Cargo.lock
index b24bd01..37689c6 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -34,7 +34,19 @@ checksum = "884391ef1066acaa41e766ba8f596341b96e93ce34f9a43e7d24bf0a0eaf0561"
 dependencies = [
  "aes-soft",
  "aesni",
- "cipher",
+ "cipher 0.2.5",
+]
+
+[[package]]
+name = "aes"
+version = "0.7.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9e8b47f52ea9bae42228d07ec09eb676433d7c4ed1ebdf0f1d1c29ed446f1ab8"
+dependencies = [
+ "cfg-if 1.0.0",
+ "cipher 0.3.0",
+ "cpufeatures",
+ "opaque-debug",
 ]
 
 [[package]]
@@ -44,8 +56,8 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5278b5fabbb9bd46e24aa69b2fdea62c99088e0a950a9be40e3e0101298f88da"
 dependencies = [
  "aead",
- "aes",
- "cipher",
+ "aes 0.6.0",
+ "cipher 0.2.5",
  "ctr",
  "ghash",
  "subtle",
@@ -57,7 +69,7 @@ version = "0.6.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "be14c7498ea50828a38d0e24a765ed2effe92a705885b57d029cd67d45744072"
 dependencies = [
- "cipher",
+ "cipher 0.2.5",
  "opaque-debug",
 ]
 
@@ -67,7 +79,7 @@ version = "0.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ea2e11f5e94c2f7d386164cc2aa1f97823fed6f259e486940a71c174dd01b0ce"
 dependencies = [
- "cipher",
+ "cipher 0.2.5",
  "opaque-debug",
 ]
 
@@ -133,9 +145,34 @@ dependencies = [
 
 [[package]]
 name = "base64"
-version = "0.13.0"
+version = "0.13.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "904dfeac50f3cdaba28fc6f57fdcddb75f49ed61346676a78c4ffe55877802fd"
+checksum = "9e1b586273c5702936fe7b7d6896644d8be71e6314cfe09d3167c95f712589e8"
+
+[[package]]
+name = "base64ct"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8a32fd6af2b5827bce66c29053ba0e7c42b9dcab01835835058558c10851a46b"
+
+[[package]]
+name = "bincode"
+version = "2.0.0-rc.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7bb50c5a2ef4b9b1e7ae73e3a73b52ea24b20312d629f9c4df28260b7ad2c3c4"
+dependencies = [
+ "bincode_derive",
+ "serde",
+]
+
+[[package]]
+name = "bincode_derive"
+version = "2.0.0-rc.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0a45a23389446d2dd25dc8e73a7a3b3c43522b630cac068927f0649d43d719d2"
+dependencies = [
+ "virtue",
+]
 
 [[package]]
 name = "bitflags"
@@ -169,9 +206,9 @@ dependencies = [
 
 [[package]]
 name = "bumpalo"
-version = "3.11.0"
+version = "3.11.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c1ad822118d20d2c234f427000d5acc36eabe1e29a348c89b63dd60b13f28e5d"
+checksum = "572f695136211188308f16ad2ca5c851a712c464060ae6974944458eb83880ba"
 
 [[package]]
 name = "byteorder"
@@ -180,10 +217,34 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "14c189c53d098945499cdfa7ecc63567cf3886b3332b312a5b4585d8d3a6a610"
 
 [[package]]
-name = "cc"
-version = "1.0.73"
+name = "bzip2"
+version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2fff2a6927b3bb87f9595d67196a70493f627687a71d87a0d692242c33f58c11"
+checksum = "6afcd980b5f3a45017c57e57a2fcccbb351cc43a356ce117ef760ef8052b89b0"
+dependencies = [
+ "bzip2-sys",
+ "libc",
+]
+
+[[package]]
+name = "bzip2-sys"
+version = "0.1.11+1.0.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "736a955f3fa7875102d57c82b8cac37ec45224a07fd32d58f9f7a186b6cd4cdc"
+dependencies = [
+ "cc",
+ "libc",
+ "pkg-config",
+]
+
+[[package]]
+name = "cc"
+version = "1.0.76"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "76a284da2e6fe2092f2353e51713435363112dfd60030e22add80be333fb928f"
+dependencies = [
+ "jobserver",
+]
 
 [[package]]
 name = "cfg-if"
@@ -197,6 +258,23 @@ version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
+[[package]]
+name = "chgk_ledb_lib"
+version = "0.1.0"
+source = "git+https://gitea.b4tman.ru/b4tman/chgk_ledb.git?rev=e521e39f5e#e521e39f5ea53463c761dae2b6e830b76281bc14"
+dependencies = [
+ "bincode",
+ "ledb",
+ "ledb-derive",
+ "ledb-types",
+ "memmap",
+ "serde",
+ "serde_derive",
+ "serde_json",
+ "zip",
+ "zstd",
+]
+
 [[package]]
 name = "chrono"
 version = "0.4.22"
@@ -207,7 +285,7 @@ dependencies = [
  "js-sys",
  "num-integer",
  "num-traits",
- "time",
+ "time 0.1.44",
  "wasm-bindgen",
  "winapi 0.3.9",
 ]
@@ -221,6 +299,31 @@ dependencies = [
  "generic-array",
 ]
 
+[[package]]
+name = "cipher"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7ee52072ec15386f770805afd189a01c8841be8696bed250fa2f13c4c0d6dfb7"
+dependencies = [
+ "generic-array",
+]
+
+[[package]]
+name = "codespan-reporting"
+version = "0.11.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3538270d33cc669650c4b093848450d380def10c331d38c768e34cac80576e6e"
+dependencies = [
+ "termcolor",
+ "unicode-width",
+]
+
+[[package]]
+name = "constant_time_eq"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "245097e9a4535ee1e3e3931fcfcd55a796a44c643e8596ff6566d68f09b87bbc"
+
 [[package]]
 name = "cookie"
 version = "0.11.5"
@@ -228,13 +331,13 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "be2018768ed1d848cc4d347d551546474025ba820e5db70e4c9aaa349f678bd7"
 dependencies = [
  "aes-gcm",
- "base64 0.13.0",
+ "base64 0.13.1",
  "hkdf",
- "hmac",
+ "hmac 0.10.1",
  "percent-encoding 2.2.0",
  "rand",
- "sha2",
- "time",
+ "sha2 0.9.9",
+ "time 0.1.44",
 ]
 
 [[package]]
@@ -258,6 +361,24 @@ version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "dcb25d077389e53838a8158c8e99174c5a9d902dee4904320db714f3c653ffba"
 
+[[package]]
+name = "crc32fast"
+version = "1.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b540bd8bc810d3885c6ea91e2018302f68baba2129ab3e88f32389ee9370880d"
+dependencies = [
+ "cfg-if 1.0.0",
+]
+
+[[package]]
+name = "crossbeam-utils"
+version = "0.8.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "edbafec5fa1f196ca66527c1b12c2ec4745ca14b50f1ad8f9f6f720b55d11fac"
+dependencies = [
+ "cfg-if 1.0.0",
+]
+
 [[package]]
 name = "crypto-common"
 version = "0.1.6"
@@ -284,7 +405,51 @@ version = "0.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fb4a30d54f7443bf3d6191dcd486aca19e67cb3c49fa7a06a319966346707e7f"
 dependencies = [
- "cipher",
+ "cipher 0.2.5",
+]
+
+[[package]]
+name = "cxx"
+version = "1.0.81"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "97abf9f0eca9e52b7f81b945524e76710e6cb2366aead23b7d4fbf72e281f888"
+dependencies = [
+ "cc",
+ "cxxbridge-flags",
+ "cxxbridge-macro",
+ "link-cplusplus",
+]
+
+[[package]]
+name = "cxx-build"
+version = "1.0.81"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7cc32cc5fea1d894b77d269ddb9f192110069a8a9c1f1d441195fba90553dea3"
+dependencies = [
+ "cc",
+ "codespan-reporting",
+ "once_cell",
+ "proc-macro2 1.0.47",
+ "quote 1.0.21",
+ "scratch",
+ "syn 1.0.103",
+]
+
+[[package]]
+name = "cxxbridge-flags"
+version = "1.0.81"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8ca220e4794c934dc6b1207c3b42856ad4c302f2df1712e9f8d2eec5afaacf1f"
+
+[[package]]
+name = "cxxbridge-macro"
+version = "1.0.81"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b846f081361125bfc8dc9d3940c84e1fd83ba54bbca7b17cd29483c828be0704"
+dependencies = [
+ "proc-macro2 1.0.47",
+ "quote 1.0.21",
+ "syn 1.0.103",
 ]
 
 [[package]]
@@ -342,6 +507,7 @@ checksum = "adfbc57365a37acbd2ebf2b64d7e69bb766e2fea813521ed536f5d0520dcf86c"
 dependencies = [
  "block-buffer 0.10.3",
  "crypto-common",
+ "subtle",
 ]
 
 [[package]]
@@ -367,9 +533,9 @@ dependencies = [
 
 [[package]]
 name = "dunce"
-version = "1.0.2"
+version = "1.0.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "453440c271cf5577fd2a40e4942540cb7d0d2f85e27c8d07dd0023c925a67541"
+checksum = "0bd4b30a6560bbd9b4620f4de34c3f14f60848e58a9b7216801afcb4c7b31c3c"
 
 [[package]]
 name = "error-chain"
@@ -383,9 +549,9 @@ dependencies = [
 
 [[package]]
 name = "filetime"
-version = "0.2.17"
+version = "0.2.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e94a7bbaa59354bc20dd75b67f23e2797b4490e9d6928203fb105c79e448c86c"
+checksum = "4b9663d381d07ae25dc88dbdf27df458faa83a9b25336bcac83d5e452b5fc9d3"
 dependencies = [
  "cfg-if 1.0.0",
  "libc",
@@ -393,6 +559,16 @@ dependencies = [
  "windows-sys",
 ]
 
+[[package]]
+name = "flate2"
+version = "1.0.24"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f82b0f4c27ad9f8bfd1f3208d882da2b09c301bc1c828fd3a00d0216d2fbbff6"
+dependencies = [
+ "crc32fast",
+ "miniz_oxide",
+]
+
 [[package]]
 name = "fsevent"
 version = "0.4.0"
@@ -446,9 +622,9 @@ dependencies = [
 
 [[package]]
 name = "getrandom"
-version = "0.2.7"
+version = "0.2.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4eb1a864a501629691edf6c15a593b7a51eebaa1e8468e9ddc623de7c9b58ec6"
+checksum = "c05aeb6a22b8f62540c194aac980f2115af067bfe15a0734d7277a768d396b31"
 dependencies = [
  "cfg-if 1.0.0",
  "libc",
@@ -511,7 +687,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "51ab2f639c231793c5f6114bdb9bbe50a7dbbfcd7c7c6bd8475dec2d991e964f"
 dependencies = [
  "digest 0.9.0",
- "hmac",
+ "hmac 0.10.1",
 ]
 
 [[package]]
@@ -524,6 +700,15 @@ dependencies = [
  "digest 0.9.0",
 ]
 
+[[package]]
+name = "hmac"
+version = "0.12.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6c49c37c09c17a53d937dfbb742eb3a961d65a994e6bcdcf37e7399d0cc8ab5e"
+dependencies = [
+ "digest 0.10.5",
+]
+
 [[package]]
 name = "httparse"
 version = "1.8.0"
@@ -548,7 +733,7 @@ dependencies = [
  "log 0.3.9",
  "mime",
  "num_cpus",
- "time",
+ "time 0.1.44",
  "traitobject",
  "typeable",
  "unicase",
@@ -557,17 +742,28 @@ dependencies = [
 
 [[package]]
 name = "iana-time-zone"
-version = "0.1.50"
+version = "0.1.53"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fd911b35d940d2bd0bea0f9100068e5b97b51a1cbe13d13382f132e0365257a0"
+checksum = "64c122667b287044802d6ce17ee2ddf13207ed924c712de9a66a5814d5b64765"
 dependencies = [
  "android_system_properties",
  "core-foundation-sys",
+ "iana-time-zone-haiku",
  "js-sys",
  "wasm-bindgen",
  "winapi 0.3.9",
 ]
 
+[[package]]
+name = "iana-time-zone-haiku"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0703ae284fc167426161c2e3f1da3ea71d94b21bedbcc9494e92b28e334e3dca"
+dependencies = [
+ "cxx",
+ "cxx-build",
+]
+
 [[package]]
 name = "idna"
 version = "0.1.5"
@@ -620,9 +816,18 @@ dependencies = [
 
 [[package]]
 name = "itoa"
-version = "1.0.3"
+version = "1.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6c8af84674fe1f223a982c933a0ee1086ac4d4052aa0fb8060c12c6ad838e754"
+checksum = "4217ad341ebadf8d8e724e264f13e593e0648f5b3e94b3896a5df283be015ecc"
+
+[[package]]
+name = "jobserver"
+version = "0.1.25"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "068b1ee6743e4d11fb9c6a1e6064b3693a1b600e7f5f5988047d98b3dc9fb90b"
+dependencies = [
+ "libc",
+]
 
 [[package]]
 name = "js-sys"
@@ -664,8 +869,7 @@ checksum = "830d08ce1d1d941e6b30645f1a0eb5643013d835ce3779a5fc208261dbe10f55"
 [[package]]
 name = "ledb"
 version = "0.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "035e7ab9b9b6de6b16bf9ddd6ef4ab764161c2024e53fa11f592368610128114"
+source = "git+https://github.com/b4tman/ledb.git?rev=a646b90e#a646b90eea1bf9fa8d4c2f1c5ff9153f8c1ad44b"
 dependencies = [
  "byteorder",
  "dirs",
@@ -684,19 +888,17 @@ dependencies = [
 [[package]]
 name = "ledb-derive"
 version = "0.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "01e3e32cca609ef18496c4300c59263964ba8ceb89d7fc5307e1cb9a645484de"
+source = "git+https://github.com/b4tman/ledb.git?rev=a646b90e#a646b90eea1bf9fa8d4c2f1c5ff9153f8c1ad44b"
 dependencies = [
- "proc-macro2 1.0.46",
+ "proc-macro2 1.0.47",
  "quote 1.0.21",
- "syn 1.0.101",
+ "syn 1.0.103",
 ]
 
 [[package]]
 name = "ledb-types"
 version = "0.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "20d1de30724b365b84e65498d91197524c67a8c0919f045bb6af9c471b2d048e"
+source = "git+https://github.com/b4tman/ledb.git?rev=a646b90e#a646b90eea1bf9fa8d4c2f1c5ff9153f8c1ad44b"
 dependencies = [
  "serde",
  "serde_cbor",
@@ -705,9 +907,9 @@ dependencies = [
 
 [[package]]
 name = "libc"
-version = "0.2.134"
+version = "0.2.137"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "329c933548736bc49fd575ee68c89e8be4d260064184389a5b77517cddd99ffb"
+checksum = "fc7fcc620a3bff7cdd7a365be3376c97191aeaccc2a603e600951e452615bf89"
 
 [[package]]
 name = "liblmdb-sys"
@@ -719,6 +921,15 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "link-cplusplus"
+version = "1.0.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9272ab7b96c9046fbc5bc56c06c117cb639fe2d509df0c421cad82d2915cf369"
+dependencies = [
+ "cc",
+]
+
 [[package]]
 name = "lmdb-zero"
 version = "0.4.4"
@@ -761,6 +972,16 @@ version = "2.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2dffe52ecf27772e601905b7522cb4ef790d2cc203488bbd0e2fe85fcb74566d"
 
+[[package]]
+name = "memmap"
+version = "0.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6585fd95e7bb50d6cc31e20d4cf9afb4e2ba16c5846fc76793f11218da9c475b"
+dependencies = [
+ "libc",
+ "winapi 0.3.9",
+]
+
 [[package]]
 name = "mime"
 version = "0.2.6"
@@ -824,9 +1045,9 @@ dependencies = [
 
 [[package]]
 name = "net2"
-version = "0.2.37"
+version = "0.2.38"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "391630d12b68002ae1e25e8f974306474966550ad82dac6886fb8910c19568ae"
+checksum = "74d0df99cfcd2530b2e694f6e17e7f37b8e26bb23983ac530c0c97408837c631"
 dependencies = [
  "cfg-if 0.1.10",
  "libc",
@@ -872,9 +1093,9 @@ dependencies = [
 
 [[package]]
 name = "num_cpus"
-version = "1.13.1"
+version = "1.14.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "19e64526ebdee182341572e50e9ad03965aa510cd94427a4549448f285e957a1"
+checksum = "f6058e64324c71e02bc2b150e4f3bc8286db6c83092132ffa3f6b1eab0f9def5"
 dependencies = [
  "hermit-abi",
  "libc",
@@ -891,9 +1112,9 @@ dependencies = [
 
 [[package]]
 name = "once_cell"
-version = "1.15.0"
+version = "1.16.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e82dad04139b71a90c080c8463fe0dc7902db5192d939bd0950f074d014339e1"
+checksum = "86f0b0d4bf799edbc74508c1e8bf170ff5f41238e5f8225603ca7caaae2b7860"
 
 [[package]]
 name = "opaque-debug"
@@ -911,6 +1132,29 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "password-hash"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1d791538a6dcc1e7cb7fe6f6b58aca40e7f79403c45b2bc274008b5e647af1d8"
+dependencies = [
+ "base64ct",
+ "rand_core",
+ "subtle",
+]
+
+[[package]]
+name = "pbkdf2"
+version = "0.10.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "271779f35b581956db91a3e55737327a03aa051e90b1c47aeb189508533adfd7"
+dependencies = [
+ "digest 0.10.5",
+ "hmac 0.12.1",
+ "password-hash",
+ "sha2 0.10.6",
+]
+
 [[package]]
 name = "pear"
 version = "0.1.5"
@@ -947,9 +1191,9 @@ checksum = "478c572c3d73181ff3c2539045f6eb99e5491218eae919370993b890cdbdd98e"
 
 [[package]]
 name = "pest"
-version = "2.4.0"
+version = "2.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dbc7bc69c062e492337d74d59b120c274fd3d261b6bf6d3207d499b4b379c41a"
+checksum = "a528564cc62c19a7acac4d81e01f39e53e25e17b934878f4c6d25cc2836e62f8"
 dependencies = [
  "thiserror",
  "ucd-trie",
@@ -957,9 +1201,9 @@ dependencies = [
 
 [[package]]
 name = "pest_derive"
-version = "2.4.0"
+version = "2.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "60b75706b9642ebcb34dab3bc7750f811609a0eb1dd8b88c2d15bf628c1c65b2"
+checksum = "d5fd9bc6500181952d34bd0b2b0163a54d794227b498be0b7afa7698d0a7b18f"
 dependencies = [
  "pest",
  "pest_generator",
@@ -967,28 +1211,34 @@ dependencies = [
 
 [[package]]
 name = "pest_generator"
-version = "2.4.0"
+version = "2.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f4f9272122f5979a6511a749af9db9bfc810393f63119970d7085fed1c4ea0db"
+checksum = "d2610d5ac5156217b4ff8e46ddcef7cdf44b273da2ac5bca2ecbfa86a330e7c4"
 dependencies = [
  "pest",
  "pest_meta",
- "proc-macro2 1.0.46",
+ "proc-macro2 1.0.47",
  "quote 1.0.21",
- "syn 1.0.101",
+ "syn 1.0.103",
 ]
 
 [[package]]
 name = "pest_meta"
-version = "2.4.0"
+version = "2.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4c8717927f9b79515e565a64fe46c38b8cd0427e64c40680b14a7365ab09ac8d"
+checksum = "824749bf7e21dd66b36fbe26b3f45c713879cccd4a009a917ab8e045ca8246fe"
 dependencies = [
  "once_cell",
  "pest",
  "sha1",
 ]
 
+[[package]]
+name = "pkg-config"
+version = "0.3.26"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6ac9a59f73473f1b8d852421e59e64809f025994837ef743615c6d0c5b305160"
+
 [[package]]
 name = "polyval"
 version = "0.4.5"
@@ -1002,9 +1252,9 @@ dependencies = [
 
 [[package]]
 name = "ppv-lite86"
-version = "0.2.16"
+version = "0.2.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "eb9f9e6e233e5c4a35559a617bf40a4ec447db2e84c20b55a6f83167b7e57872"
+checksum = "5b40af805b3121feab8a3c29f04d8ad262fa8e0561883e7653e024ae4479e6de"
 
 [[package]]
 name = "proc-macro2"
@@ -1017,9 +1267,9 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.46"
+version = "1.0.47"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "94e2ef8dbfc347b10c094890f778ee2e36ca9bb4262e86dc99cd217e35f3470b"
+checksum = "5ea3d908b0e36316caf9e9e2c4625cdde190a7e6f440d794667ed17a1855e725"
 dependencies = [
  "unicode-ident",
 ]
@@ -1028,14 +1278,12 @@ dependencies = [
 name = "qchgk_web"
 version = "0.1.1"
 dependencies = [
+ "chgk_ledb_lib",
  "ledb",
- "ledb-derive",
- "ledb-types",
  "rand",
  "rocket",
  "rocket_contrib",
  "serde",
- "serde_derive",
  "serde_json",
 ]
 
@@ -1054,7 +1302,7 @@ version = "1.0.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bbe448f377a7d6961e30f5955f9b8d106c3f5e449d493ee1b125c1d43c2b5179"
 dependencies = [
- "proc-macro2 1.0.46",
+ "proc-macro2 1.0.47",
 ]
 
 [[package]]
@@ -1109,9 +1357,9 @@ dependencies = [
 
 [[package]]
 name = "regex"
-version = "1.6.0"
+version = "1.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4c4eb3267174b8c6c2f654116623910a0fef09c4753f8dd83db29c48a0df988b"
+checksum = "e076559ef8e241f2ae3479e36f97bd5741c0330689e217ad51ce2c76808b868a"
 dependencies = [
  "aho-corasick",
  "memchr",
@@ -1120,9 +1368,9 @@ dependencies = [
 
 [[package]]
 name = "regex-syntax"
-version = "0.6.27"
+version = "0.6.28"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a3f87b73ce11b1619a3c6332f45341e0047173771e8b8b73f87bfeefb7b56244"
+checksum = "456c603be3e8d448b072f410900c09faf164fbce2d480456f50eea6e25f9c848"
 
 [[package]]
 name = "rocket"
@@ -1131,7 +1379,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "83b9d9dc08c5dcc1d8126a9dd615545e6a358f8c13c883c8dfed8c0376fa355e"
 dependencies = [
  "atty",
- "base64 0.13.0",
+ "base64 0.13.1",
  "log 0.4.17",
  "memchr",
  "num_cpus",
@@ -1139,7 +1387,7 @@ dependencies = [
  "rocket_codegen",
  "rocket_http",
  "state",
- "time",
+ "time 0.1.44",
  "toml",
  "version_check 0.9.4",
  "yansi",
@@ -1188,7 +1436,7 @@ dependencies = [
  "percent-encoding 1.0.1",
  "smallvec",
  "state",
- "time",
+ "time 0.1.44",
  "unicode-xid",
 ]
 
@@ -1198,7 +1446,7 @@ version = "0.6.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "86018df177b1beef6c7c8ef949969c4f7cb9a9344181b92486b23c79995bdaa4"
 dependencies = [
- "base64 0.13.0",
+ "base64 0.13.1",
  "bitflags 1.3.2",
  "serde",
 ]
@@ -1231,10 +1479,16 @@ dependencies = [
 ]
 
 [[package]]
-name = "serde"
-version = "1.0.145"
+name = "scratch"
+version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "728eb6351430bccb993660dfffc5a72f91ccc1295abaa8ce19b27ebe4f75568b"
+checksum = "9c8132065adcfd6e02db789d9285a0deb2f3fcb04002865ab67d5fb103533898"
+
+[[package]]
+name = "serde"
+version = "1.0.147"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d193d69bae983fc11a79df82342761dfbf28a99fc8d203dca4c3c1b590948965"
 dependencies = [
  "serde_derive",
 ]
@@ -1251,20 +1505,20 @@ dependencies = [
 
 [[package]]
 name = "serde_derive"
-version = "1.0.145"
+version = "1.0.147"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "81fa1584d3d1bcacd84c277a0dfe21f5b0f6accf4a23d04d4c6d61f1af522b4c"
+checksum = "4f1d362ca8fc9c3e3a7484440752472d68a6caa98f1ab81d99b5dfe517cec852"
 dependencies = [
- "proc-macro2 1.0.46",
+ "proc-macro2 1.0.47",
  "quote 1.0.21",
- "syn 1.0.101",
+ "syn 1.0.103",
 ]
 
 [[package]]
 name = "serde_json"
-version = "1.0.85"
+version = "1.0.87"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e55a28e3aaef9d5ce0506d0a14dbba8054ddc7e499ef522dd8b26859ec9d4a44"
+checksum = "6ce777b7b150d76b9cf60d28b55f5847135a003f7d7350c6be7a773508ce7d45"
 dependencies = [
  "itoa",
  "ryu",
@@ -1295,6 +1549,17 @@ dependencies = [
  "opaque-debug",
 ]
 
+[[package]]
+name = "sha2"
+version = "0.10.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "82e6b795fe2e3b1e845bafcb27aa35405c4d47cdfc92af5fc8d3002f76cebdc0"
+dependencies = [
+ "cfg-if 1.0.0",
+ "cpufeatures",
+ "digest 0.10.5",
+]
+
 [[package]]
 name = "slab"
 version = "0.4.7"
@@ -1350,11 +1615,11 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "1.0.101"
+version = "1.0.103"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e90cde112c4b9690b8cbe810cba9ddd8bc1d7472e2cae317b69e9438c1cba7d2"
+checksum = "a864042229133ada95abf3b54fdc62ef5ccabe9515b64717bcb9a1919e59445d"
 dependencies = [
- "proc-macro2 1.0.46",
+ "proc-macro2 1.0.47",
  "quote 1.0.21",
  "unicode-ident",
 ]
@@ -1380,6 +1645,15 @@ dependencies = [
  "url",
 ]
 
+[[package]]
+name = "termcolor"
+version = "1.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bab24d30b911b2376f3a13cc2cd443142f0c81dda04c118693e35b3835757755"
+dependencies = [
+ "winapi-util",
+]
+
 [[package]]
 name = "thiserror"
 version = "1.0.37"
@@ -1395,9 +1669,9 @@ version = "1.0.37"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "982d17546b47146b28f7c22e3d08465f6b8903d0ea13c1660d9d84a6e7adcdbb"
 dependencies = [
- "proc-macro2 1.0.46",
+ "proc-macro2 1.0.47",
  "quote 1.0.21",
- "syn 1.0.101",
+ "syn 1.0.103",
 ]
 
 [[package]]
@@ -1411,6 +1685,33 @@ dependencies = [
  "winapi 0.3.9",
 ]
 
+[[package]]
+name = "time"
+version = "0.3.17"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a561bf4617eebd33bca6434b988f39ed798e527f51a1e797d0ee4f61c0a38376"
+dependencies = [
+ "itoa",
+ "serde",
+ "time-core",
+ "time-macros",
+]
+
+[[package]]
+name = "time-core"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2e153e1f1acaef8acc537e68b44906d2db6436e2b35ac2c6b42640fff91f00fd"
+
+[[package]]
+name = "time-macros"
+version = "0.2.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d967f99f534ca7e495c575c62638eebc2898a8c84c119b89e250477bc4ba16b2"
+dependencies = [
+ "time-core",
+]
+
 [[package]]
 name = "tinyvec"
 version = "1.6.0"
@@ -1526,9 +1827,9 @@ checksum = "099b7128301d285f79ddd55b9a83d5e6b9e97c92e0ea0daebee7263e932de992"
 
 [[package]]
 name = "unicode-ident"
-version = "1.0.4"
+version = "1.0.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dcc811dc4066ac62f84f11307873c4850cb653bfa9b1719cee2bd2204a4bc5dd"
+checksum = "6ceab39d59e4c9499d4e5a8ee0e2735b891bb7308ac83dfb4e80cad195c9f6f3"
 
 [[package]]
 name = "unicode-normalization"
@@ -1539,6 +1840,12 @@ dependencies = [
  "tinyvec",
 ]
 
+[[package]]
+name = "unicode-width"
+version = "0.1.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c0edd1e5b14653f783770bce4a4dabb4a5108a5370a5f5d8cfe8710c361f6c8b"
+
 [[package]]
 name = "unicode-xid"
 version = "0.1.0"
@@ -1578,6 +1885,12 @@ version = "0.9.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "49874b5167b65d7193b8aba1567f5c7d93d001cafc34600cee003eda787e483f"
 
+[[package]]
+name = "virtue"
+version = "0.0.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7b60dcd6a64dd45abf9bd426970c9843726da7fc08f44cd6fcebf68c21220a63"
+
 [[package]]
 name = "walkdir"
 version = "2.3.2"
@@ -1620,9 +1933,9 @@ dependencies = [
  "bumpalo",
  "log 0.4.17",
  "once_cell",
- "proc-macro2 1.0.46",
+ "proc-macro2 1.0.47",
  "quote 1.0.21",
- "syn 1.0.101",
+ "syn 1.0.103",
  "wasm-bindgen-shared",
 ]
 
@@ -1642,9 +1955,9 @@ version = "0.2.83"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "07bc0c051dc5f23e307b13285f9d75df86bfdf816c5721e573dec1f9b8aa193c"
 dependencies = [
- "proc-macro2 1.0.46",
+ "proc-macro2 1.0.47",
  "quote 1.0.21",
- "syn 1.0.101",
+ "syn 1.0.103",
  "wasm-bindgen-backend",
  "wasm-bindgen-shared",
 ]
@@ -1700,46 +2013,60 @@ checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
 
 [[package]]
 name = "windows-sys"
-version = "0.36.1"
+version = "0.42.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ea04155a16a59f9eab786fe12a4a450e75cdb175f9e0d80da1e17db09f55b8d2"
+checksum = "5a3e1820f08b8513f676f7ab6c1f99ff312fb97b553d30ff4dd86f9f15728aa7"
 dependencies = [
+ "windows_aarch64_gnullvm",
  "windows_aarch64_msvc",
  "windows_i686_gnu",
  "windows_i686_msvc",
  "windows_x86_64_gnu",
+ "windows_x86_64_gnullvm",
  "windows_x86_64_msvc",
 ]
 
 [[package]]
-name = "windows_aarch64_msvc"
-version = "0.36.1"
+name = "windows_aarch64_gnullvm"
+version = "0.42.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9bb8c3fd39ade2d67e9874ac4f3db21f0d710bee00fe7cab16949ec184eeaa47"
+checksum = "41d2aa71f6f0cbe00ae5167d90ef3cfe66527d6f613ca78ac8024c3ccab9a19e"
+
+[[package]]
+name = "windows_aarch64_msvc"
+version = "0.42.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dd0f252f5a35cac83d6311b2e795981f5ee6e67eb1f9a7f64eb4500fbc4dcdb4"
 
 [[package]]
 name = "windows_i686_gnu"
-version = "0.36.1"
+version = "0.42.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "180e6ccf01daf4c426b846dfc66db1fc518f074baa793aa7d9b9aaeffad6a3b6"
+checksum = "fbeae19f6716841636c28d695375df17562ca208b2b7d0dc47635a50ae6c5de7"
 
 [[package]]
 name = "windows_i686_msvc"
-version = "0.36.1"
+version = "0.42.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e2e7917148b2812d1eeafaeb22a97e4813dfa60a3f8f78ebe204bcc88f12f024"
+checksum = "84c12f65daa39dd2babe6e442988fc329d6243fdce47d7d2d155b8d874862246"
 
 [[package]]
 name = "windows_x86_64_gnu"
-version = "0.36.1"
+version = "0.42.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4dcd171b8776c41b97521e5da127a2d86ad280114807d0b2ab1e462bc764d9e1"
+checksum = "bf7b1b21b5362cbc318f686150e5bcea75ecedc74dd157d874d754a2ca44b0ed"
+
+[[package]]
+name = "windows_x86_64_gnullvm"
+version = "0.42.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "09d525d2ba30eeb3297665bd434a54297e4170c7f1a44cad4ef58095b4cd2028"
 
 [[package]]
 name = "windows_x86_64_msvc"
-version = "0.36.1"
+version = "0.42.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c811ca4a8c853ef420abd8592ba53ddbbac90410fab6903b3e79972a631f7680"
+checksum = "f40009d85759725a34da6d89a94e63d7bdc50a862acf0dbc7c8e488f1edcb6f5"
 
 [[package]]
 name = "ws2_32-sys"
@@ -1756,3 +2083,52 @@ name = "yansi"
 version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "09041cd90cf85f7f8b2df60c646f853b7f535ce68f85244eb6731cf89fa498ec"
+
+[[package]]
+name = "zip"
+version = "0.6.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bf225bcf73bb52cbb496e70475c7bd7a3f769df699c0020f6c7bd9a96dcf0b8d"
+dependencies = [
+ "aes 0.7.5",
+ "byteorder",
+ "bzip2",
+ "constant_time_eq",
+ "crc32fast",
+ "crossbeam-utils",
+ "flate2",
+ "hmac 0.12.1",
+ "pbkdf2",
+ "sha1",
+ "time 0.3.17",
+ "zstd",
+]
+
+[[package]]
+name = "zstd"
+version = "0.10.2+zstd.1.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5f4a6bd64f22b5e3e94b4e238669ff9f10815c27a5180108b849d24174a83847"
+dependencies = [
+ "zstd-safe",
+]
+
+[[package]]
+name = "zstd-safe"
+version = "4.1.6+zstd.1.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "94b61c51bb270702d6167b8ce67340d2754b088d0c091b06e593aa772c3ee9bb"
+dependencies = [
+ "libc",
+ "zstd-sys",
+]
+
+[[package]]
+name = "zstd-sys"
+version = "1.6.3+zstd.1.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fc49afa5c8d634e75761feda8c592051e7eeb4683ba827211eb0d731d3402ea8"
+dependencies = [
+ "cc",
+ "libc",
+]
diff --git a/Cargo.toml b/Cargo.toml
index 368d0d8..7160e6e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -12,12 +12,10 @@ readme = "README.md"
 [dependencies]
 rand="0.8"
 serde="1.0"
-serde_derive="1.0"
 serde_json="1.0"
-ledb="0.4"
-ledb-derive="0.4"
-ledb-types="0.4"
+ledb = {git = "https://github.com/b4tman/ledb.git", rev="a646b90e", package="ledb"}
 rocket="0.4"
+chgk_ledb_lib = {git = "https://gitea.b4tman.ru/b4tman/chgk_ledb.git", rev="e521e39f5e", package="chgk_ledb_lib"}
 
 # lmdb-zero="0.4"
 
diff --git a/src/main.rs b/src/main.rs
index 584ebc0..9a05c88 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,13 +1,8 @@
 #![feature(proc_macro_hygiene, decl_macro)]
 
-extern crate serde;
-#[macro_use]
-extern crate serde_derive;
 extern crate ledb;
+extern crate serde;
 extern crate serde_json;
-#[macro_use]
-extern crate ledb_derive;
-extern crate ledb_types;
 
 #[macro_use]
 extern crate rocket;
@@ -23,6 +18,8 @@ use rand::Rng;
 
 use ledb::{Options, Storage};
 
+use chgk_ledb_lib::questions::Question;
+
 trait ErrorEmpty {
     type Output;
     fn err_empty(self) -> Result<Self::Output, ()>;
@@ -35,79 +32,6 @@ impl<T, E> ErrorEmpty for Result<T, E> {
     }
 }
 
-#[derive(Debug, Default, Clone, Serialize, Deserialize, Document)]
-struct BatchInfo {
-    #[document(primary)]
-    #[serde(default)]
-    filename: String,
-    #[serde(default)]
-    description: String,
-    #[serde(default)]
-    author: String,
-    #[serde(default)]
-    comment: String,
-    #[serde(default)]
-    url: String,
-    #[serde(default)]
-    date: String,
-    #[serde(default)]
-    processed_by: String,
-    #[serde(default)]
-    redacted_by: String,
-    #[serde(default)]
-    copyright: String,
-    #[serde(default)]
-    theme: String,
-    #[serde(default)]
-    kind: String,
-    #[serde(default)]
-    source: String,
-    #[serde(default)]
-    rating: String,
-}
-
-#[derive(Debug, Default, Clone, Serialize, Deserialize, Document)]
-struct Question {
-    #[document(primary)]
-    #[serde(default)]
-    num: u32,
-    #[document(index)]
-    id: String,
-
-    description: String,
-    answer: String,
-
-    #[serde(default)]
-    author: String,
-    #[serde(default)]
-    comment: String,
-    #[serde(default)]
-    comment1: String,
-    #[serde(default)]
-    tour: String,
-    #[serde(default)]
-    url: String,
-    #[serde(default)]
-    date: String,
-    #[serde(default)]
-    processed_by: String,
-    #[serde(default)]
-    redacted_by: String,
-    #[serde(default)]
-    copyright: String,
-    #[serde(default)]
-    theme: String,
-    #[serde(default)]
-    kind: String,
-    #[serde(default)]
-    source: String,
-    #[serde(default)]
-    rating: String,
-    #[document(nested)]
-    #[serde(default)]
-    batch_info: BatchInfo,
-}
-
 struct AppState {
     storage: Storage,
     database_distribution: Uniform<u32>,