Merge pull request #204 from neon-mmd/feat-rate-limiter-for-websurfx

Cargo.lock

@@ -9,7 +9,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "617a8268e3537fe1d8c9ead925fca49ef6400927ee7bc26750e90ecee14ce4b8"
 dependencies = [
  "bitflags 1.3.2",
- "bytes 1.4.0",
+ "bytes 1.5.0",
  "futures-core",
  "futures-sink",
  "memchr",
@@ -46,7 +46,7 @@ dependencies = [
  "actix-web",
  "askama_escape",
  "bitflags 1.3.2",
- "bytes 1.4.0",
+ "bytes 1.5.0",
  "derive_more",
  "futures-core",
  "http-range",
@@ -57,6 +57,18 @@ dependencies = [
  "pin-project-lite",
 ]
 
+[[package]]
+name = "actix-governor"
+version = "0.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "46ff2d40f2bc627b8054c5e20fa6b0b0cf9428699b54bd41634e9ae3098ad555"
+dependencies = [
+ "actix-http",
+ "actix-web",
+ "futures 0.3.28",
+ "governor",
+]
+
 [[package]]
 name = "actix-http"
 version = "3.4.0"
@@ -68,10 +80,10 @@ dependencies = [
  "actix-service",
  "actix-utils",
  "ahash",
- "base64 0.21.3",
+ "base64 0.21.4",
  "bitflags 2.4.0",
  "brotli",
- "bytes 1.4.0",
+ "bytes 1.5.0",
  "bytestring",
  "derive_more",
  "encoding_rs",
@@ -103,7 +115,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e01ed3140b2f8d422c68afa1ed2e85d996ea619c988ac834d255db32138655cb"
 dependencies = [
  "quote 1.0.33",
- "syn 2.0.29",
+ "syn 2.0.32",
 ]
 
 [[package]]
@@ -183,7 +195,7 @@ dependencies = [
  "actix-utils",
  "actix-web-codegen",
  "ahash",
- "bytes 1.4.0",
+ "bytes 1.5.0",
  "bytestring",
  "cfg-if 1.0.0",
  "cookie 0.16.2",
@@ -216,7 +228,7 @@ dependencies = [
  "actix-router",
  "proc-macro2 1.0.66",
  "quote 1.0.33",
- "syn 2.0.29",
+ "syn 2.0.32",
 ]
 
 [[package]]
@@ -278,9 +290,9 @@ checksum = "4b46cbb362ab8752921c97e041f5e366ee6297bd428a31275b9fcf1e380f7299"
 
 [[package]]
 name = "anstyle"
-version = "1.0.2"
+version = "1.0.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "15c4c2c83f81532e5845a733998b6971faca23490340a418e9b72a3ec9de12ea"
+checksum = "b84bf0a05bbb2a83e5eb6fa36bb6e87baa08193c35ff52bbf6b38d8af2890e46"
 
 [[package]]
 name = "anyhow"
@@ -314,7 +326,7 @@ checksum = "bc00ceb34980c03614e35a3a4e218276a0a824e911d07651cd0d858a51e8c0f0"
 dependencies = [
  "proc-macro2 1.0.66",
  "quote 1.0.33",
- "syn 2.0.29",
+ "syn 2.0.32",
 ]
 
 [[package]]
@@ -358,9 +370,9 @@ dependencies = [
 
 [[package]]
 name = "base64"
-version = "0.21.3"
+version = "0.21.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "414dcefbc63d77c526a76b3afcf6fbb9b5e2791c19c3aa2297733208750c6e53"
+checksum = "9ba43ea6f343b788c8764558649e08df62f86c6ef251fdaeb1ffd010a9ae50a2"
 
 [[package]]
 name = "bit-set"
@@ -453,9 +465,9 @@ dependencies = [
 
 [[package]]
 name = "bytes"
-version = "1.4.0"
+version = "1.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "89b2fd2a0dcf38d7971e2194b6b6eebab45ae01067456a7fd93d5547a61b70be"
+checksum = "a2bd12c1caf447e69cd4528f47f94d203fd2582878ecb9e9465484c4148a8223"
 
 [[package]]
 name = "bytestring"
@@ -463,7 +475,7 @@ version = "1.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "238e4886760d98c4f899360c834fa93e62cf7f721ac3c2da375cbdf4b8679aae"
 dependencies = [
- "bytes 1.4.0",
+ "bytes 1.5.0",
 ]
 
 [[package]]
@@ -570,7 +582,7 @@ version = "4.6.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "35ed6e9d84f0b51a7f52daf1c7d71dd136fd7a3f41a8462b8cdb8c78d920fad4"
 dependencies = [
- "bytes 1.4.0",
+ "bytes 1.5.0",
  "futures-core",
  "memchr",
  "pin-project-lite",
@@ -590,7 +602,7 @@ version = "0.12.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "888604f00b3db336d2af898ec3c1d5d0ddf5e6d462220f2ededc33a87ac4bbd5"
 dependencies = [
- "time 0.1.45",
+ "time 0.1.43",
  "url 1.7.2",
 ]
 
@@ -618,7 +630,7 @@ dependencies = [
  "publicsuffix",
  "serde",
  "serde_json",
- "time 0.1.45",
+ "time 0.1.43",
  "try_from",
  "url 1.7.2",
 ]
@@ -814,7 +826,20 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "13b588ba4ac1a99f7f2964d24b3d896ddc6bf847ee3855dbd4366f058cfcd331"
 dependencies = [
  "quote 1.0.33",
- "syn 2.0.29",
+ "syn 2.0.32",
+]
+
+[[package]]
+name = "dashmap"
+version = "5.5.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "978747c1d849a7d2ee5e8adc0159961c48fb7e5db2f06af6723b80123bb53856"
+dependencies = [
+ "cfg-if 1.0.0",
+ "hashbrown 0.14.0",
+ "lock_api 0.4.10",
+ "once_cell",
+ "parking_lot_core 0.9.8",
 ]
 
 [[package]]
@@ -950,9 +975,9 @@ dependencies = [
 
 [[package]]
 name = "error-stack"
-version = "0.4.0"
+version = "0.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e6a37ef405b504fc3b87a24fa52906d98cdd1a7d4e5ef2b49f0d5fead138fced"
+checksum = "27a72baa257b5e0e2de241967bc5ee8f855d6072351042688621081d66b2a76b"
 dependencies = [
  "anyhow",
  "rustc_version 0.4.0",
@@ -1147,7 +1172,7 @@ checksum = "89ca545a94061b6365f2c7355b4b32bd20df3ff95f02da9329b34ccc3bd6ee72"
 dependencies = [
  "proc-macro2 1.0.66",
  "quote 1.0.33",
- "syn 2.0.29",
+ "syn 2.0.32",
 ]
 
 [[package]]
@@ -1162,6 +1187,12 @@ version = "0.3.28"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "76d3d132be6c0e6aa1534069c705a74a5997a356c0dc2f86a47765e5617c5b65"
 
+[[package]]
+name = "futures-timer"
+version = "3.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e64b03909df88034c26dc1547e8970b91f98bdb65165d6a4e9110d94263dbb2c"
+
 [[package]]
 name = "futures-util"
 version = "0.3.28"
@@ -1225,6 +1256,24 @@ version = "0.28.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6fb8d784f27acf97159b40fc4db5ecd8aa23b9ad5ef69cdd136d3bc80665f0c0"
 
+[[package]]
+name = "governor"
+version = "0.5.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c390a940a5d157878dd057c78680a33ce3415bcd05b4799509ea44210914b4d5"
+dependencies = [
+ "cfg-if 1.0.0",
+ "dashmap",
+ "futures 0.3.28",
+ "futures-timer",
+ "no-std-compat",
+ "nonzero_ext",
+ "parking_lot 0.12.1",
+ "quanta",
+ "rand 0.8.5",
+ "smallvec 1.11.0",
+]
+
 [[package]]
 name = "h2"
 version = "0.1.26"
@@ -1249,7 +1298,7 @@ version = "0.3.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "91fc23aa11be92976ef4729127f1a74adf36d8436f7816b185d18df956790833"
 dependencies = [
- "bytes 1.4.0",
+ "bytes 1.5.0",
  "fnv",
  "futures-core",
  "futures-sink",
@@ -1289,6 +1338,12 @@ version = "0.12.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8a9ee70c43aaf417c914396645a0fa852624801b24ebb7ae78fe8272889ac888"
 
+[[package]]
+name = "hashbrown"
+version = "0.14.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2c6201b9ff9fd90a5a3bac2e56a830d0caa509576f0e503818ee82c181b3437a"
+
 [[package]]
 name = "hermit-abi"
 version = "0.3.2"
@@ -1340,7 +1395,7 @@ version = "0.2.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bd6effc99afb63425aff9b05836f029929e345a6148a14b7ecd5ab67af944482"
 dependencies = [
- "bytes 1.4.0",
+ "bytes 1.5.0",
  "fnv",
  "itoa 1.0.9",
 ]
@@ -1363,7 +1418,7 @@ version = "0.4.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d5f38f16d184e36f2408a55281cd658ecbd3ca05cce6d6510a176eca393e26d1"
 dependencies = [
- "bytes 1.4.0",
+ "bytes 1.5.0",
  "http 0.2.9",
  "pin-project-lite",
 ]
@@ -1410,7 +1465,7 @@ dependencies = [
  "log",
  "net2",
  "rustc_version 0.2.3",
- "time 0.1.45",
+ "time 0.1.43",
  "tokio 0.1.22",
  "tokio-buf",
  "tokio-executor",
@@ -1428,7 +1483,7 @@ version = "0.14.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ffb1cfd654a8219eaef89881fdb3bb3b1cdc5fa75ded05d6933b2b382e395468"
 dependencies = [
- "bytes 1.4.0",
+ "bytes 1.5.0",
  "futures-channel",
  "futures-core",
  "futures-util",
@@ -1465,7 +1520,7 @@ version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d6183ddfa99b85da61a140bea0efc93fdf56ceaa041b37d553518030827f9905"
 dependencies = [
- "bytes 1.4.0",
+ "bytes 1.5.0",
  "hyper 0.14.27",
  "native-tls",
  "tokio 1.32.0",
@@ -1511,7 +1566,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bd070e393353796e801d209ad339e89596eb4c8d430d18ede6a1cced8fafbd99"
 dependencies = [
  "autocfg 1.1.0",
- "hashbrown",
+ "hashbrown 0.12.3",
 ]
 
 [[package]]
@@ -1619,9 +1674,9 @@ dependencies = [
 
 [[package]]
 name = "linux-raw-sys"
-version = "0.4.5"
+version = "0.4.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "57bcfdad1b858c2db7c38303a6d2ad4dfaf5eb53dfeb0910128b2c26d6158503"
+checksum = "1a9bad9f94746442c783ca431b22403b519cd7fbeed0533fdd6328b2f2212128"
 
 [[package]]
 name = "local-channel"
@@ -1672,6 +1727,15 @@ version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c41e0c4fef86961ac6d6f8a82609f55f31b05e4fce149ac5710e439df7619ba4"
 
+[[package]]
+name = "mach"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b823e83b2affd8f40a9ee8c29dbc56404c1e34cd2710921f2801e2cf29527afa"
+dependencies = [
+ "libc",
+]
+
 [[package]]
 name = "markup5ever"
 version = "0.8.1"
@@ -1723,9 +1787,9 @@ checksum = "490cc448043f947bae3cbee9c203358d62dbee0db12107a74be5c30ccfd09771"
 
 [[package]]
 name = "memchr"
-version = "2.6.2"
+version = "2.6.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5486aed0026218e61b8a01d5fbd5a0a134649abb71a0e53b7bc088529dced86e"
+checksum = "8f232d6ef707e1956a43342693d2a31e72989554d58299d7a88738cc95b0d35c"
 
 [[package]]
 name = "memoffset"
@@ -1887,6 +1951,18 @@ version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ab250442c86f1850815b5d268639dff018c0627022bc1940eb2d642ca1ce12f0"
 
+[[package]]
+name = "no-std-compat"
+version = "0.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b93853da6d84c2e3c7d730d6473e8817692dd89be387eb01b94d7f108ecb5b8c"
+
+[[package]]
+name = "nonzero_ext"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "38bf9645c8b145698bb0b18a4637dcacbc421ea49bef2317e4fd8065a387cf21"
+
 [[package]]
 name = "num-traits"
 version = "0.2.16"
@@ -1908,9 +1984,9 @@ dependencies = [
 
 [[package]]
 name = "object"
-version = "0.32.0"
+version = "0.32.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "77ac5bbd07aea88c60a577a1ce218075ffd59208b2d7ca97adf9bfc5aeb21ebe"
+checksum = "9cf5f9dd3933bd50a9e1f149ec995f39ae2c496d31fd772c1fd45ebc27e902b0"
 dependencies = [
  "memchr",
 ]
@@ -1950,7 +2026,7 @@ checksum = "a948666b637a0f465e8564c73e89d4dde00d72d4d473cc972f390fc3dcee7d9c"
 dependencies = [
  "proc-macro2 1.0.66",
  "quote 1.0.33",
- "syn 2.0.29",
+ "syn 2.0.32",
 ]
 
 [[package]]
@@ -1961,9 +2037,9 @@ checksum = "ff011a302c396a5197692431fc1948019154afc178baf7d8e37367442a4601cf"
 
 [[package]]
 name = "openssl-sys"
-version = "0.9.92"
+version = "0.9.93"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "db7e971c2c2bba161b2d2fdf37080177eff520b3bc044787c7f1f5f9e78d869b"
+checksum = "db4d56a4c0478783083cfafcc42493dd4a981d41669da64b4572a2a089b51b1d"
 dependencies = [
  "cc",
  "libc",
@@ -2069,7 +2145,7 @@ dependencies = [
  "pest_meta",
  "proc-macro2 1.0.66",
  "quote 1.0.33",
- "syn 2.0.29",
+ "syn 2.0.32",
 ]
 
 [[package]]
@@ -2171,7 +2247,7 @@ dependencies = [
  "phf_shared 0.11.2",
  "proc-macro2 1.0.66",
  "quote 1.0.33",
- "syn 2.0.29",
+ "syn 2.0.32",
 ]
 
 [[package]]
@@ -2218,7 +2294,7 @@ checksum = "4359fd9c9171ec6e8c62926d6faaf553a8dc3f64e1507e76da7911b4f6a04405"
 dependencies = [
  "proc-macro2 1.0.66",
  "quote 1.0.33",
- "syn 2.0.29",
+ "syn 2.0.32",
 ]
 
 [[package]]
@@ -2307,6 +2383,22 @@ dependencies = [
  "url 2.4.1",
 ]
 
+[[package]]
+name = "quanta"
+version = "0.9.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "20afe714292d5e879d8b12740aa223c6a88f118af41870e8b6196e39a02238a8"
+dependencies = [
+ "crossbeam-utils 0.8.16",
+ "libc",
+ "mach",
+ "once_cell",
+ "raw-cpuid",
+ "wasi 0.10.2+wasi-snapshot-preview1",
+ "web-sys",
+ "winapi 0.3.9",
+]
+
 [[package]]
 name = "quote"
 version = "0.6.13"
@@ -2461,6 +2553,15 @@ dependencies = [
  "rand_core 0.3.1",
 ]
 
+[[package]]
+name = "raw-cpuid"
+version = "10.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6c297679cb867470fa8c9f67dbba74a78d78e3e98d7cf2b08d6d71540f797332"
+dependencies = [
+ "bitflags 1.3.2",
+]
+
 [[package]]
 name = "rayon"
 version = "1.7.0"
@@ -2500,7 +2601,7 @@ checksum = "4f49cdc0bb3f412bf8e7d1bd90fe1d9eb10bc5c399ba90973c14662a27b3f8ba"
 dependencies = [
  "arc-swap",
  "async-trait",
- "bytes 1.4.0",
+ "bytes 1.5.0",
  "combine",
  "futures 0.3.28",
  "futures-util",
@@ -2533,9 +2634,9 @@ dependencies = [
 
 [[package]]
 name = "regex"
-version = "1.9.4"
+version = "1.9.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "12de2eff854e5fa4b1295edd650e227e9d8fb0c9e90b12e7f36d6a6811791a29"
+checksum = "697061221ea1b4a94a624f67d0ae2bfe4e22b8a17b6a192afb11046542cc8c47"
 dependencies = [
  "aho-corasick",
  "memchr",
@@ -2545,9 +2646,9 @@ dependencies = [
 
 [[package]]
 name = "regex-automata"
-version = "0.3.7"
+version = "0.3.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "49530408a136e16e5b486e883fbb6ba058e8e4e8ae6621a77b048b314336e629"
+checksum = "c2f401f4955220693b56f8ec66ee9c78abffd8d1c4f23dc41a23839eb88f0795"
 dependencies = [
  "aho-corasick",
  "memchr",
@@ -2583,7 +2684,7 @@ dependencies = [
  "serde",
  "serde_json",
  "serde_urlencoded 0.5.5",
- "time 0.1.45",
+ "time 0.1.43",
  "tokio 0.1.22",
  "tokio-executor",
  "tokio-io",
@@ -2600,8 +2701,8 @@ version = "0.11.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3e9ad3fe7488d7e34558a2033d45a0c90b72d97b4f80705666fea71472e2e6a1"
 dependencies = [
- "base64 0.21.3",
- "bytes 1.4.0",
+ "base64 0.21.4",
+ "bytes 1.5.0",
  "encoding_rs",
  "futures-core",
  "futures-util",
@@ -2663,9 +2764,9 @@ dependencies = [
 
 [[package]]
 name = "rustix"
-version = "0.38.11"
+version = "0.38.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c0c3dde1fc030af041adc40e79c0e7fbcf431dd24870053d187d7c66e4b87453"
+checksum = "d7db8590df6dfcd144d22afd1b83b36c21a18d7cbc1dc4bb5295a8712e9eb662"
 dependencies = [
  "bitflags 2.4.0",
  "errno",
@@ -2823,14 +2924,14 @@ checksum = "4eca7ac642d82aa35b60049a6eccb4be6be75e599bd2e9adb5f875a737654af2"
 dependencies = [
  "proc-macro2 1.0.66",
  "quote 1.0.33",
- "syn 2.0.29",
+ "syn 2.0.32",
 ]
 
 [[package]]
 name = "serde_json"
-version = "1.0.105"
+version = "1.0.106"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "693151e1ac27563d6dbcec9dee9fbd5da8539b20fa14ad3752b2e6d363ace360"
+checksum = "2cc66a619ed80bf7a0f6b17dd063a84b88f6dea1813737cf469aef1d081142c2"
 dependencies = [
  "itoa 1.0.9",
  "ryu",
@@ -3065,9 +3166,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "2.0.29"
+version = "2.0.32"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c324c494eba9d92503e6f1ef2e6df781e78f6a7705a0202d9801b198807d518a"
+checksum = "239814284fd6f1a4ffe4ca893952cdd93c224b6a1571c9a9eadd670295c0c9e2"
 dependencies = [
  "proc-macro2 1.0.66",
  "quote 1.0.33",
@@ -3131,22 +3232,22 @@ dependencies = [
 
 [[package]]
 name = "thiserror"
-version = "1.0.47"
+version = "1.0.48"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "97a802ec30afc17eee47b2855fc72e0c4cd62be9b4efe6591edde0ec5bd68d8f"
+checksum = "9d6d7a740b8a666a7e828dd00da9c0dc290dff53154ea77ac109281de90589b7"
 dependencies = [
  "thiserror-impl",
 ]
 
 [[package]]
 name = "thiserror-impl"
-version = "1.0.47"
+version = "1.0.48"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6bb623b56e39ab7dcd4b1b98bb6c8f8d907ed255b18de254088016b27a8ee19b"
+checksum = "49922ecae66cc8a249b77e68d1d0623c1b2c514f0060c27cdc68bd62a1219d35"
 dependencies = [
  "proc-macro2 1.0.66",
  "quote 1.0.33",
- "syn 2.0.29",
+ "syn 2.0.32",
 ]
 
 [[package]]
@@ -3157,12 +3258,11 @@ checksum = "3bf63baf9f5039dadc247375c29eb13706706cfde997d0330d05aa63a77d8820"
 
 [[package]]
 name = "time"
-version = "0.1.45"
+version = "0.1.43"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1b797afad3f312d1c66a56d11d0316f916356d11bd158fbc6ca6389ff6bf805a"
+checksum = "ca8a50ef2360fbd1eeb0ecd46795a87a19024eb4b53c5dc916ca1fd95fe62438"
 dependencies = [
  "libc",
- "wasi 0.10.0+wasi-snapshot-preview1",
  "winapi 0.3.9",
 ]
 
@@ -3245,7 +3345,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "17ed6077ed6cd6c74735e21f37eb16dc3935f96878b1fe961074089cc80893f9"
 dependencies = [
  "backtrace",
- "bytes 1.4.0",
+ "bytes 1.5.0",
  "libc",
  "mio 0.8.8",
  "num_cpus",
@@ -3307,7 +3407,7 @@ checksum = "630bdcf245f78637c13ec01ffae6187cca34625e8c63150d424b59e55af2675e"
 dependencies = [
  "proc-macro2 1.0.66",
  "quote 1.0.33",
- "syn 2.0.29",
+ "syn 2.0.32",
 ]
 
 [[package]]
@@ -3409,7 +3509,7 @@ version = "0.7.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "806fe8c2c87eccc8b3267cbae29ed3ab2d0bd37fca70ab622e46aaa9375ddb7d"
 dependencies = [
- "bytes 1.4.0",
+ "bytes 1.5.0",
  "futures-core",
  "futures-sink",
  "pin-project-lite",
@@ -3579,9 +3679,9 @@ checksum = "49874b5167b65d7193b8aba1567f5c7d93d001cafc34600cee003eda787e483f"
 
 [[package]]
 name = "walkdir"
-version = "2.3.3"
+version = "2.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "36df944cda56c7d8d8b7496af378e6b16de9284591917d307c9b4d313c44e698"
+checksum = "d71d857dc86794ca4c280d616f7da00d2dbfd8cd788846559a6813e6aa4b54ee"
 dependencies = [
  "same-file",
  "winapi-util",
@@ -3609,9 +3709,9 @@ dependencies = [
 
 [[package]]
 name = "wasi"
-version = "0.10.0+wasi-snapshot-preview1"
+version = "0.10.2+wasi-snapshot-preview1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1a143597ca7c7793eff794def352d41792a93c481eb1042423ff7ff72ba2c31f"
+checksum = "fd6fbd9a79829dd1ad0cc20627bf1ed606756a7f77edff7b66b7064f9cb327c6"
 
 [[package]]
 name = "wasi"
@@ -3640,7 +3740,7 @@ dependencies = [
  "once_cell",
  "proc-macro2 1.0.66",
  "quote 1.0.33",
- "syn 2.0.29",
+ "syn 2.0.32",
  "wasm-bindgen-shared",
 ]
 
@@ -3674,7 +3774,7 @@ checksum = "54681b18a46765f095758388f2d0cf16eb8d4169b639ab575a8f5693af210c7b"
 dependencies = [
  "proc-macro2 1.0.66",
  "quote 1.0.33",
- "syn 2.0.29",
+ "syn 2.0.32",
  "wasm-bindgen-backend",
  "wasm-bindgen-shared",
 ]
@@ -3697,10 +3797,11 @@ dependencies = [
 
 [[package]]
 name = "websurfx"
-version = "0.19.0"
+version = "0.20.0"
 dependencies = [
  "actix-cors",
  "actix-files",
+ "actix-governor",
  "actix-web",
  "async-once-cell",
  "async-trait",

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "websurfx"
-version = "0.19.0"
+version = "0.20.0"
 edition = "2021"
 description = "An open-source alternative to Searx that provides clean, ad-free, and organic results with incredible speed while keeping privacy and security in mind."
 repository = "https://github.com/neon-mmd/websurfx"
@@ -32,6 +32,7 @@ futures = {version="0.3.28"}
 dhat = {version="0.3.2", optional = true}
 mimalloc = { version = "0.1.38", default-features = false }
 async-once-cell = {version="0.5.3"}
+actix-governor = {version="0.4.1"}
 
 [dev-dependencies]
 rusty-hook = "^0.11.2"

src/config/parser.rs

@@ -3,7 +3,7 @@
 
 use crate::handler::paths::{file_path, FileType};
 
-use super::parser_models::Style;
+use super::parser_models::{AggregatorConfig, RateLimiter, Style};
 use log::LevelFilter;
 use mlua::Lua;
 use std::{collections::HashMap, fs, thread::available_parallelism};
@@ -35,20 +35,10 @@ pub struct Config {
     pub upstream_search_engines: Vec<crate::engines::engine_models::EngineHandler>,
     pub request_timeout: u8,
     pub threads: u8,
+    pub rate_limiter: RateLimiter,
     pub safe_search: u8,
 }
 
-/// Configuration options for the aggregator.
-///
-/// # Fields
-///
-/// * `random_delay` - It stores the option to whether enable or disable random delays between
-/// requests.
-#[derive(Clone)]
-pub struct AggregatorConfig {
-    pub random_delay: bool,
-}
-
 impl Config {
     /// A function which parses the config.lua file and puts all the parsed options in the newly
     /// constructed Config struct and returns it.
@@ -90,6 +80,8 @@ impl Config {
             parsed_threads
         };
 
+        let rate_limiter = globals.get::<_, HashMap<String, u8>>("rate_limiter")?;
+
         let parsed_safe_search: u8 = globals.get::<_, u8>("safe_search")?;
         let safe_search: u8 = match parsed_safe_search {
             0..=4 => parsed_safe_search,
@@ -121,6 +113,10 @@ impl Config {
                 .collect(),
             request_timeout: globals.get::<_, u8>("request_timeout")?,
             threads,
+            rate_limiter: RateLimiter {
+                number_of_requests: rate_limiter["number_of_requests"],
+                time_limit: rate_limiter["time_limit"],
+            },
             safe_search,
         })
     }

src/config/parser_models.rs

@@ -36,3 +36,26 @@ impl Style {
         Style { theme, colorscheme }
     }
 }
+
+/// Configuration options for the aggregator.
+///
+/// # Fields
+///
+/// * `random_delay` - It stores the option to whether enable or disable random delays between
+/// requests.
+#[derive(Clone)]
+pub struct AggregatorConfig {
+    pub random_delay: bool,
+}
+
+/// Configuration options for the rate limiter middleware.
+///
+/// # Fields
+///
+/// * `number_of_requests` - The number of request that are allowed within a provided time limit.
+/// * `time_limit` - The time limit in which the quantity of requests that should be accepted.
+#[derive(Clone)]
+pub struct RateLimiter {
+    pub number_of_requests: u8,
+    pub time_limit: u8,
+}

src/lib.rs

@@ -14,12 +14,8 @@ use crate::server::routes;
 
 use actix_cors::Cors;
 use actix_files as fs;
-use actix_web::{
-    dev::Server,
-    http::header,
-    middleware::{Compress, Logger},
-    web, App, HttpServer,
-};
+use actix_governor::{Governor, GovernorConfigBuilder};
+use actix_web::{dev::Server, http::header, middleware::Logger, web, App, HttpServer};
 use config::parser::Config;
 use handlebars::Handlebars;
 use handler::paths::{file_path, FileType};
@@ -69,11 +65,17 @@ pub fn run(listener: TcpListener, config: Config) -> std::io::Result<Server> {
             ]);
 
         App::new()
+            .wrap(Logger::default()) // added logging middleware for logging.
             .app_data(handlebars_ref.clone())
             .app_data(web::Data::new(config.clone()))
             .wrap(cors)
-            .wrap(Logger::default()) // added logging middleware for logging.
-            .wrap(Compress::default()) // compress request headers to reduce memory usage.
+            .wrap(Governor::new(
+                &GovernorConfigBuilder::default()
+                    .per_second(config.rate_limiter.time_limit as u64)
+                    .burst_size(config.rate_limiter.number_of_requests as u32)
+                    .finish()
+                    .unwrap(),
+            ))
             // Serve images and static files (css and js files).
             .service(
                 fs::Files::new("/static", format!("{}/static", public_folder_path))

websurfx/config.lua

@@ -10,6 +10,10 @@ production_use = false -- whether to use production mode or not (in other words
 -- if production_use is set to true
 -- There will be a random delay before sending the request to the search engines, this is to prevent DDoSing the upstream search engines from a large number of simultaneous requests.
 request_timeout = 30 -- timeout for the search requests sent to the upstream search engines to be fetched (value in seconds).
+rate_limiter = {
+	number_of_requests = 20, -- The number of request that are allowed within a provided time limit.
+	time_limit = 3, -- The time limit in which the quantity of requests that should be accepted.
+}
 
 -- ### Search ###
 -- Filter results based on different levels. The levels provided are:
@@ -45,4 +49,7 @@ theme = "simple" -- the theme name which should be used for the website
 redis_url = "redis://127.0.0.1:8082" -- redis connection url address on which the client should connect on.
 
 -- ### Search Engines ###
-upstream_search_engines = { DuckDuckGo = true, Searx = false } -- select the upstream search engines from which the results should be fetched.
+upstream_search_engines = {
+	DuckDuckGo = true,
+	Searx = false,
+} -- select the upstream search engines from which the results should be fetched.