diff --git a/Cargo.lock b/Cargo.lock
index 7da63f13..f80cfee2 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -254,7 +254,7 @@ checksum = "7abe79b0e4288889c4574159ab790824d0033b9fdcb2a112a3182fac2e514565"
 dependencies = [
  "num-bigint 0.4.4",
  "num-traits 0.2.16",
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "quote 1.0.33",
  "syn 1.0.109",
 ]
@@ -290,7 +290,7 @@ version = "0.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ae3281bc6d0fd7e549af32b52511e1302185bd688fd3359fa36423346ff682ea"
 dependencies = [
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "quote 1.0.33",
  "syn 1.0.109",
 ]
@@ -351,7 +351,7 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "726535892e8eae7e70657b4c8ea93d26b8553afb1ce617caee529ef96d7dee6c"
 dependencies = [
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "quote 1.0.33",
  "syn 1.0.109",
  "synstructure",
@@ -363,7 +363,7 @@ version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2777730b2039ac0f95f093556e61b6d26cebed5393ca6f152717777cec3a42ed"
 dependencies = [
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "quote 1.0.33",
  "syn 1.0.109",
 ]
@@ -434,9 +434,9 @@ version = "0.3.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "16e62a023e7c117e27523144c5d2459f4397fcc3cab0085af8e2224f643a0193"
 dependencies = [
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "quote 1.0.33",
- "syn 2.0.31",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -445,9 +445,9 @@ version = "0.1.73"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bc00ceb34980c03614e35a3a4e218276a0a824e911d07651cd0d858a51e8c0f0"
 dependencies = [
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "quote 1.0.33",
- "syn 2.0.31",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -692,7 +692,7 @@ dependencies = [
  "borsh-derive-internal 0.9.3",
  "borsh-schema-derive-internal 0.9.3",
  "proc-macro-crate 0.1.5",
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "syn 1.0.109",
 ]
 
@@ -705,7 +705,7 @@ dependencies = [
  "borsh-derive-internal 0.10.3",
  "borsh-schema-derive-internal 0.10.3",
  "proc-macro-crate 0.1.5",
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "syn 1.0.109",
 ]
 
@@ -715,7 +715,7 @@ version = "0.9.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5449c28a7b352f2d1e592a8a28bf139bc71afb0764a14f3c02500935d8c44065"
 dependencies = [
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "quote 1.0.33",
  "syn 1.0.109",
 ]
@@ -726,7 +726,7 @@ version = "0.10.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "afb438156919598d2c7bad7e1c0adf3d26ed3840dbc010db1a882a65583ca2fb"
 dependencies = [
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "quote 1.0.33",
  "syn 1.0.109",
 ]
@@ -737,7 +737,7 @@ version = "0.9.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cdbd5696d8bfa21d53d9fe39a714a18538bad11492a42d066dbbc395fb1951c0"
 dependencies = [
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "quote 1.0.33",
  "syn 1.0.109",
 ]
@@ -748,7 +748,7 @@ version = "0.10.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "634205cc43f74a1b9046ef87c4540ebda95696ec0f315024860cad7c5b0f5ccd"
 dependencies = [
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "quote 1.0.33",
  "syn 1.0.109",
 ]
@@ -821,9 +821,9 @@ version = "1.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fdde5c9cd29ebd706ce1b35600920a33550e402fc998a2e53ad3b42c3c47a192"
 dependencies = [
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "quote 1.0.33",
- "syn 2.0.31",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -927,7 +927,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6a13b88d2c62ff462f88e4a121f17a82c1af05693a2f192b5c38d14de73c19f6"
 dependencies = [
  "clap_builder",
- "clap_derive",
 ]
 
 [[package]]
@@ -942,18 +941,6 @@ dependencies = [
  "strsim 0.10.0",
 ]
 
-[[package]]
-name = "clap_derive"
-version = "4.4.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0862016ff20d69b84ef8247369fabf5c008a7417002411897d40ee1f4532b873"
-dependencies = [
- "heck",
- "proc-macro2 1.0.66",
- "quote 1.0.33",
- "syn 2.0.31",
-]
-
 [[package]]
 name = "clap_lex"
 version = "0.2.4"
@@ -997,6 +984,15 @@ dependencies = [
  "crossbeam-utils",
 ]
 
+[[package]]
+name = "config_parser"
+version = "0.1.0"
+dependencies = [
+ "proc-macro2 1.0.69",
+ "quote 1.0.33",
+ "syn 2.0.39",
+]
+
 [[package]]
 name = "console"
 version = "0.15.7"
@@ -1051,7 +1047,7 @@ version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3a4f51209740b5e1589e702b3044cdd4562cef41b6da404904192ffffb852d62"
 dependencies = [
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "quote 1.0.33",
  "syn 1.0.109",
 ]
@@ -1242,10 +1238,10 @@ checksum = "177e3443818124b357d8e76f53be906d60937f0d3a90773a664fa63fa253e621"
 dependencies = [
  "fnv",
  "ident_case",
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "quote 1.0.33",
  "strsim 0.10.0",
- "syn 2.0.31",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -1256,7 +1252,7 @@ checksum = "836a9bbc7ad63342d6d6e7b815ccab164bc77a2d95d84bc3117a8c0d5c98e2d5"
 dependencies = [
  "darling_core",
  "quote 1.0.33",
- "syn 2.0.31",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -1319,7 +1315,7 @@ version = "2.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fcc3dd5e9e9c0b295d6e1e4d811fb6f157d5ffd784b8d202fc62eac8035a770b"
 dependencies = [
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "quote 1.0.33",
  "syn 1.0.109",
 ]
@@ -1331,7 +1327,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4fb810d30a7c1953f91334de7244731fc3f3c10d7fe163338a35b9f640960321"
 dependencies = [
  "convert_case",
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "quote 1.0.33",
  "rustc_version",
  "syn 1.0.109",
@@ -1396,9 +1392,9 @@ version = "0.2.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "487585f4d0c6655fe74905e2504d8ad6908e4db67f744eb140876906c2f3175d"
 dependencies = [
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "quote 1.0.33",
- "syn 2.0.31",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -1507,9 +1503,9 @@ version = "1.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "eecf8589574ce9b895052fa12d69af7a233f99e6107f5cb8dd1044f2a17bfdcb"
 dependencies = [
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "quote 1.0.33",
- "syn 2.0.31",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -1676,9 +1672,9 @@ version = "0.3.28"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "89ca545a94061b6365f2c7355b4b32bd20df3ff95f02da9329b34ccc3bd6ee72"
 dependencies = [
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "quote 1.0.33",
- "syn 2.0.31",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -2295,7 +2291,7 @@ checksum = "d814a21d9a819f8de1a41b819a263ffd68e4bb5f043d936db1c49b54684bde0a"
 dependencies = [
  "heck",
  "proc-macro-crate 1.3.1",
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "quote 1.0.33",
  "syn 1.0.109",
 ]
@@ -2446,6 +2442,7 @@ dependencies = [
  "bytes",
  "chrono",
  "clap 4.4.2",
+ "config_parser",
  "const_env",
  "dashmap",
  "dotenv",
@@ -2700,7 +2697,7 @@ version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "876a53fff98e03a936a674b29568b0e605f06b29372c2489ff4de23f1949743d"
 dependencies = [
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "quote 1.0.33",
  "syn 1.0.109",
 ]
@@ -2711,9 +2708,9 @@ version = "0.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cfb77679af88f8b125209d354a202862602672222e7f2313fdd6dc349bad4712"
 dependencies = [
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "quote 1.0.33",
- "syn 2.0.31",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -2802,9 +2799,9 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "96667db765a921f7b295ffee8b60472b686a51d4f21c2ee4ffdb94c7013b65a6"
 dependencies = [
  "proc-macro-crate 1.3.1",
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "quote 1.0.33",
- "syn 2.0.31",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -2814,9 +2811,9 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6c11e44798ad209ccdd91fc192f0526a369a01234f7373e1b141c96d7cee4f0e"
 dependencies = [
  "proc-macro-crate 1.3.1",
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "quote 1.0.33",
- "syn 2.0.31",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -2876,9 +2873,9 @@ version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a948666b637a0f465e8564c73e89d4dde00d72d4d473cc972f390fc3dcee7d9c"
 dependencies = [
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "quote 1.0.33",
- "syn 2.0.31",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -3031,9 +3028,9 @@ version = "1.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4359fd9c9171ec6e8c62926d6faaf553a8dc3f64e1507e76da7911b4f6a04405"
 dependencies = [
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "quote 1.0.33",
- "syn 2.0.31",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -3144,8 +3141,8 @@ version = "0.2.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ae005bd773ab59b4725093fd7df83fd7892f7d8eafb48dbd7de6e024e4215f9d"
 dependencies = [
- "proc-macro2 1.0.66",
- "syn 2.0.31",
+ "proc-macro2 1.0.69",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -3178,9 +3175,9 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.66"
+version = "1.0.69"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "18fb31db3f9bddb2ea821cde30a9f70117e3f119938b5ee630b7403aa6e2ead9"
+checksum = "134c189feb4956b20f6f547d2cf727d4c0fe06722b20a0eec87ed445a97f92da"
 dependencies = [
  "unicode-ident",
 ]
@@ -3227,7 +3224,7 @@ dependencies = [
  "prost",
  "prost-types",
  "regex",
- "syn 2.0.31",
+ "syn 2.0.39",
  "tempfile",
  "which",
 ]
@@ -3240,9 +3237,9 @@ checksum = "265baba7fabd416cf5078179f7d2cbeca4ce7a9041111900675ea7c4cb8a4c32"
 dependencies = [
  "anyhow",
  "itertools",
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "quote 1.0.33",
- "syn 2.0.31",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -3343,7 +3340,7 @@ version = "1.0.33"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5267fca4496028628a95160fc423a33e8b2e6af8a5302579e322e4b520293cae"
 dependencies = [
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
 ]
 
 [[package]]
@@ -3772,9 +3769,9 @@ version = "0.11.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1db149f81d46d2deba7cd3c50772474707729550221e69588478ebf9ada425ae"
 dependencies = [
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "quote 1.0.33",
- "syn 2.0.31",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -3846,16 +3843,16 @@ version = "1.0.188"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4eca7ac642d82aa35b60049a6eccb4be6be75e599bd2e9adb5f875a737654af2"
 dependencies = [
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "quote 1.0.33",
- "syn 2.0.31",
+ "syn 2.0.39",
 ]
 
 [[package]]
 name = "serde_json"
-version = "1.0.105"
+version = "1.0.108"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "693151e1ac27563d6dbcec9dee9fbd5da8539b20fa14ad3752b2e6d363ace360"
+checksum = "3d1c7e3eac408d115102c4c24ad393e0821bb3a5df4d506a80f85f7a742a526b"
 dependencies = [
  "itoa",
  "ryu",
@@ -3891,9 +3888,9 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "881b6f881b17d13214e5d494c939ebab463d01264ce1811e9d4ac3a882e7695f"
 dependencies = [
  "darling",
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "quote 1.0.33",
- "syn 2.0.31",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -4234,10 +4231,10 @@ version = "1.16.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6dfe18c5155015dcb494c6de84a03b725fcf90ec2006a047769018b94c2cf0de"
 dependencies = [
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "quote 1.0.33",
  "rustc_version",
- "syn 2.0.31",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -4822,10 +4819,10 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1e560806a3859717eb2220b26e2cd68bb757b63affa3e79c3f1d8d853b5ee78f"
 dependencies = [
  "bs58",
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "quote 1.0.33",
  "rustversion",
- "syn 2.0.31",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -5079,7 +5076,7 @@ checksum = "fadbefec4f3c678215ca72bd71862697bb06b41fd77c0088902dd3203354387b"
 dependencies = [
  "quote 1.0.33",
  "spl-discriminator-syn",
- "syn 2.0.31",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -5088,10 +5085,10 @@ version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0e5f2044ca42c8938d54d1255ce599c79a1ffd86b677dfab695caa20f9ffc3f2"
 dependencies = [
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "quote 1.0.33",
  "sha2 0.10.7",
- "syn 2.0.31",
+ "syn 2.0.39",
  "thiserror",
 ]
 
@@ -5145,10 +5142,10 @@ version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ab5269c8e868da17b6552ef35a51355a017bd8e0eae269c201fef830d35fa52c"
 dependencies = [
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "quote 1.0.33",
  "sha2 0.10.7",
- "syn 2.0.31",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -5290,18 +5287,18 @@ version = "1.0.109"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "72b64191b275b66ffe2469e8af2c1cfe3bafa67b529ead792a6d0160888b4237"
 dependencies = [
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "quote 1.0.33",
  "unicode-ident",
 ]
 
 [[package]]
 name = "syn"
-version = "2.0.31"
+version = "2.0.39"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "718fa2415bcb8d8bd775917a1bf12a7931b6dfa890753378538118181e0cb398"
+checksum = "23e78b90f2fcf45d3e842032ce32e3f2d1545ba6636271dcbf24fa306d87be7a"
 dependencies = [
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "quote 1.0.33",
  "unicode-ident",
 ]
@@ -5318,7 +5315,7 @@ version = "0.12.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f36bdaa60a83aca3921b5259d5400cbf5e90fc51931376a9bd4a0eb79aa7210f"
 dependencies = [
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "quote 1.0.33",
  "syn 1.0.109",
  "unicode-xid 0.2.4",
@@ -5376,9 +5373,9 @@ version = "1.0.48"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "49922ecae66cc8a249b77e68d1d0623c1b2c514f0060c27cdc68bd62a1219d35"
 dependencies = [
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "quote 1.0.33",
- "syn 2.0.31",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -5499,9 +5496,9 @@ version = "2.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "630bdcf245f78637c13ec01ffae6187cca34625e8c63150d424b59e55af2675e"
 dependencies = [
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "quote 1.0.33",
- "syn 2.0.31",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -5668,10 +5665,10 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9d021fc044c18582b9a2408cd0dd05b1596e3ecdb5c4df822bb0183545683889"
 dependencies = [
  "prettyplease",
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "prost-build",
  "quote 1.0.33",
- "syn 2.0.31",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -5738,9 +5735,9 @@ version = "0.1.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5f4f31f56159e98206da9efd823404b79b6ef3143b4a7ab76e67b1751b25a4ab"
 dependencies = [
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "quote 1.0.33",
- "syn 2.0.31",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -5989,9 +5986,9 @@ dependencies = [
  "bumpalo",
  "log",
  "once_cell",
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "quote 1.0.33",
- "syn 2.0.31",
+ "syn 2.0.39",
  "wasm-bindgen-shared",
 ]
 
@@ -6023,9 +6020,9 @@ version = "0.2.87"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "54681b18a46765f095758388f2d0cf16eb8d4169b639ab575a8f5693af210c7b"
 dependencies = [
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "quote 1.0.33",
- "syn 2.0.31",
+ "syn 2.0.39",
  "wasm-bindgen-backend",
  "wasm-bindgen-shared",
 ]
@@ -6382,9 +6379,9 @@ version = "1.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ce36e65b0d2999d2aafac989fb249189a141aee1f53c612c1f37d72631959f69"
 dependencies = [
- "proc-macro2 1.0.66",
+ "proc-macro2 1.0.69",
  "quote 1.0.33",
- "syn 2.0.31",
+ "syn 2.0.39",
 ]
 
 [[package]]
diff --git a/Cargo.toml b/Cargo.toml
index be24c5bf..b34dd385 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -7,7 +7,8 @@ members = [
     "quic-forward-proxy-integration-test",
     "cluster-endpoints",
     "history",
-    "bench"
+    "bench",
+    "./config_parser",
 ]
 
 [workspace.package]
@@ -39,7 +40,7 @@ futures = "0.3.28"
 bytes = "1.4.0"
 anyhow = "1.0.70"
 log = "0.4.17"
-clap = { version = "4.2.4", features = ["derive", "env"] }
+clap = { version = "4.2.4", features = ["env", "cargo"] }
 dashmap = "5.4.0"
 const_env = "0.1.2"
 jsonrpsee = { version = "0.17.0", features = ["macros", "full"] }
diff --git a/config_parser/Cargo.toml b/config_parser/Cargo.toml
new file mode 100644
index 00000000..5f0b00f5
--- /dev/null
+++ b/config_parser/Cargo.toml
@@ -0,0 +1,12 @@
+[package]
+name = "config_parser"
+version = "0.1.0"
+edition = "2021"
+
+[lib]
+proc-macro = true
+
+[dependencies]
+proc-macro2 = "1.0.69"
+quote = "1.0.33"
+syn = "2.0.39"
diff --git a/config_parser/src/lib.rs b/config_parser/src/lib.rs
new file mode 100644
index 00000000..16448a71
--- /dev/null
+++ b/config_parser/src/lib.rs
@@ -0,0 +1,217 @@
+use proc_macro::TokenStream;
+use quote::{quote, ToTokens};
+use syn::{Data, Expr};
+
+struct Arg<'a> {
+    name: &'a syn::Ident,
+    ty: &'a syn::Type,
+    desc: Option<Expr>,
+    default: Option<Expr>,
+    short: Option<Expr>,
+    long: Option<Expr>,
+}
+
+#[proc_macro_derive(ConfigParser, attributes(arg))]
+pub fn config_parser(input: TokenStream) -> TokenStream {
+    let input = syn::parse::<syn::DeriveInput>(input).unwrap();
+
+    let name = input.ident;
+
+    let Data::Struct(ref data) = input.data else {
+        panic!("expected struct");
+    };
+
+    // get the fields and attributes
+    let args = data
+        .fields
+        .iter()
+        .map(|field| {
+            let name = field.ident.as_ref().expect("expected field name");
+
+            let mut arg = Arg {
+                name,
+                ty: &field.ty,
+                desc: None,
+                default: None,
+                short: None,
+                long: None,
+            };
+
+            field
+                .attrs
+                .iter()
+                .find(|attr| attr.path().is_ident("arg"))
+                .expect("expected arg attribute")
+                .parse_nested_meta(|meta| {
+                    let value = meta
+                        .value()
+                        .map(|value| value.parse::<Expr>().unwrap())
+                        .ok();
+
+                    if meta.path.is_ident("default") {
+                        arg.default = Some(value.expect("expected default value"));
+                    } else if meta.path.is_ident("short") {
+                        arg.short = Some(value.unwrap_or_else(|| {
+                            let c = arg.name.to_string().chars().next().unwrap();
+                            syn::parse(quote!(#c).into()).unwrap()
+                        }));
+                    } else if meta.path.is_ident("long") {
+                        arg.long = Some(
+                            value.unwrap_or_else(|| syn::parse(quote!(#name).into()).unwrap()),
+                        );
+                    } else if meta.path.is_ident("desc") {
+                        arg.desc = value;
+                    } else {
+                        panic!("unknown arg attribute");
+                    }
+
+                    Ok(())
+                })
+                .expect("expected arg attribute to be a list of key-value pairs");
+
+            if arg.name == "config" && arg.default.is_none() {
+                panic!("config must have a default value");
+            }
+
+            arg
+        })
+        .collect::<Vec<_>>();
+
+    // default config path
+    let config_default = args
+        .iter()
+        .find(|arg| arg.name == "config")
+        .expect("config arg must be present")
+        .default
+        .as_ref()
+        .unwrap();
+
+    let arg_matches = args.iter().map(|arg| {
+        let short = arg
+            .short
+            .as_ref()
+            .map(|short| quote!(-#short))
+            .unwrap_or_else(|| quote! {});
+
+        let long = arg
+            .long
+            .as_ref()
+            .map(|long| quote!(--#long))
+            .unwrap_or_else(|| quote! {});
+
+        let val = if arg.ty.into_token_stream().to_string() == "bool" {
+            quote!()
+        } else {
+            let name = arg.name.to_string().to_uppercase();
+            quote!(<#name>)
+        };
+
+        let desc = arg
+            .desc
+            .as_ref()
+            .map(|desc| quote!(#desc))
+            .unwrap_or_else(|| quote! {String::new()});
+
+        let default = arg
+            .default
+            .as_ref()
+            .map(|default| quote!(format!("[default : {}]",  #default)))
+            .unwrap_or_else(|| quote! {String::new()});
+
+        quote! {
+            arg! (#short #long #val)
+                .help(&format!("{} {}", #desc, #default))
+        }
+    });
+
+    let assemble_args = args.iter().map(|arg| {
+        let name = arg.name;
+        let ty = arg.ty;
+        let default = if let Some(ref default) = arg.default {
+            quote! {
+                value.unwrap_or_else(|| #default)
+            }
+        } else {
+            quote! {
+                value.unwrap_or_default()
+            }
+        };
+
+        quote! {
+            #name: {
+                let name = stringify!(#name);
+                let value = matches.remove_one::<#ty>(name);
+                let value = value.or_else(|| {
+                    config.as_ref().and_then(|config| {
+                        config.get(name).and_then(|value| {
+                            serde_json::from_value(value.clone()).ok()
+                        })
+                    })
+                });
+                #default
+            }
+        }
+    });
+
+    quote! {
+        impl #name {
+            async fn check_if_config_exists<P: AsRef<std::path::Path>>(path: P) -> anyhow::Result<()> {
+                // Check if file exists
+                if tokio::fs::metadata(&path).await.is_err() {
+                    anyhow::bail!("Config file does not exist")
+                }
+
+                Ok(())
+            }
+
+            async fn read_config<P: AsRef<std::path::Path>>(path: P) -> anyhow::Result<serde_json::Value> {
+                use tokio::io::AsyncReadExt;
+
+                // Open the file
+                let mut file = tokio::fs::File::open(path).await?;
+
+                // Read the contents
+                let mut contents = String::new();
+                file.read_to_string(&mut contents).await?;
+
+                // Parse the contents
+                Ok(serde_json::from_str(&contents)?)
+            }
+
+            pub async fn parse() -> anyhow::Result<Self> {
+                use clap::{arg, command, value_parser, ArgAction, Command};
+                use tokio::fs::File;
+
+                // get matches
+                let mut matches = command!() // requires `cargo` feature
+                    .args([
+                        #(#arg_matches,)*
+                    ])
+                    .get_matches();
+
+                // get config path
+                let config_path: Option<String> = matches.remove_one("config");
+                let config_arg_provided = config_path.is_some();
+                let config_path = config_path.unwrap_or(#config_default);
+
+                let config = if Self::check_if_config_exists(&config_path).await.is_ok() {
+                    Some(Self::read_config(&config_path).await?)
+                } else {
+                    if config_arg_provided {
+                        anyhow::bail!("Config file does not exist")
+                    } else {
+                        None
+                    }
+                };
+
+
+                Ok(Self {
+                    #(
+                        #assemble_args,
+                    )*
+                })
+            }
+        }
+    }
+    .into()
+}
diff --git a/lite-rpc/Cargo.toml b/lite-rpc/Cargo.toml
index 192b6d9a..3706d82e 100644
--- a/lite-rpc/Cargo.toml
+++ b/lite-rpc/Cargo.toml
@@ -16,7 +16,7 @@ solana-rpc-client-api = { workspace = true }
 solana-transaction-status = { workspace = true }
 solana-version = { workspace = true }
 serde = { workspace = true }
-serde_json = { workspace = true }
+serde_json = "1.0.108"
 bincode = { workspace = true }
 bs58 = { workspace = true }
 base64 = { workspace = true }
@@ -41,7 +41,7 @@ async-trait = { workspace = true }
 tokio = { version = "1.28.2", features = ["full", "fs"]}
 tokio-postgres = { version = "0.7.8", features = ["with-chrono-0_4"] }
 chrono = { workspace = true }
-
+config_parser = { path = "../config_parser" }
 solana-lite-rpc-core = { workspace = true }
 solana-lite-rpc-services = { workspace = true }
 solana-lite-rpc-cluster-endpoints = { workspace = true }
diff --git a/lite-rpc/src/cli.rs b/lite-rpc/src/cli.rs
index 9e9cfdae..aed7cb9b 100644
--- a/lite-rpc/src/cli.rs
+++ b/lite-rpc/src/cli.rs
@@ -2,40 +2,37 @@ use crate::{
     DEFAULT_FANOUT_SIZE, DEFAULT_GRPC_ADDR, DEFAULT_RETRY_TIMEOUT, DEFAULT_RPC_ADDR,
     DEFAULT_WS_ADDR, MAX_RETRIES,
 };
-use clap::Parser;
+use config_parser::ConfigParser;
 
-#[derive(Parser, Debug, Clone)]
-#[command(author, version, about, long_about = None)]
+#[derive(ConfigParser, Clone)]
 pub struct Args {
-    #[arg(short, long, default_value_t = String::from(DEFAULT_RPC_ADDR))]
+    #[arg(short, long, default = String::from("config.json"))]
+    pub config: String,
+    #[arg(short, long, default = String::from(DEFAULT_RPC_ADDR))]
     pub rpc_addr: String,
-    #[arg(short, long, default_value_t = String::from(DEFAULT_WS_ADDR))]
+    #[arg(short, long, default = String::from(DEFAULT_WS_ADDR))]
     pub ws_addr: String,
-    #[arg(short = 'l', long, default_value_t = String::from("[::]:8890"))]
+    #[arg(short = 'l', long, default = String::from("[::]:8890"))]
     pub lite_rpc_http_addr: String,
-    #[arg(short = 's', long, default_value_t = String::from("[::]:8891"))]
+    #[arg(short = 's', long, default = String::from("[::]:8891"))]
     pub lite_rpc_ws_addr: String,
-    /// tpu fanout
-    #[arg(short = 'f', long, default_value_t = DEFAULT_FANOUT_SIZE) ]
+    #[arg(short = 'f', long, default = DEFAULT_FANOUT_SIZE, desc="tpu fanout") ]
     pub fanout_size: u64,
-    /// enable logging to postgres
-    #[arg(short = 'p', long)]
+    #[arg(short = 'p', long, desc = "enable logging to postgres")]
     pub enable_postgres: bool,
-    /// enable metrics to prometheus at addr
-    #[arg(short = 'm', long, default_value_t = String::from("[::]:9091"))]
+    #[arg(short = 'm', long, default = String::from("[::]:9091"), desc = "enable metrics to prometheus at addr")]
     pub prometheus_addr: String,
-    #[arg(short = 'k', long, default_value_t = String::new())]
+    #[arg(short = 'k', long, default = String::new())]
     pub identity_keypair: String,
-    #[arg(long, default_value_t = MAX_RETRIES)]
+    #[arg(long, default = MAX_RETRIES)]
     pub maximum_retries_per_tx: usize,
-    #[arg(long, default_value_t = DEFAULT_RETRY_TIMEOUT)]
+    #[arg(long, default = DEFAULT_RETRY_TIMEOUT)]
     pub transaction_retry_after_secs: u64,
     #[arg(long)]
     pub quic_proxy_addr: Option<String>,
     #[arg(short = 'g', long)]
     pub use_grpc: bool,
-    /// grpc address
-    #[arg(long, default_value_t = String::from(DEFAULT_GRPC_ADDR))]
+    #[arg(long, default = String::from(DEFAULT_GRPC_ADDR), desc = "grpc address")]
     pub grpc_addr: String,
     #[arg(long)]
     pub grpc_x_token: Option<String>,
diff --git a/lite-rpc/src/main.rs b/lite-rpc/src/main.rs
index e8b6e279..c7f821d7 100644
--- a/lite-rpc/src/main.rs
+++ b/lite-rpc/src/main.rs
@@ -3,7 +3,6 @@ pub mod rpc_tester;
 use std::time::Duration;
 
 use anyhow::bail;
-use clap::Parser;
 use dashmap::DashMap;
 use dotenv::dotenv;
 use lite_rpc::postgres_logger::PostgresLogger;
@@ -239,8 +238,8 @@ pub async fn start_lite_rpc(args: Args, rpc_client: Arc<RpcClient>) -> anyhow::R
     }
 }
 
-fn get_args() -> Args {
-    let mut args = Args::parse();
+async fn get_args() -> anyhow::Result<Args> {
+    let mut args = Args::parse().await?;
 
     dotenv().ok();
 
@@ -251,14 +250,14 @@ fn get_args() -> Args {
             false
         };
 
-    args
+    Ok(args)
 }
 
 #[tokio::main(flavor = "multi_thread", worker_threads = 16)]
 pub async fn main() -> anyhow::Result<()> {
     tracing_subscriber::fmt::init();
 
-    let args = get_args();
+    let args = get_args().await?;
 
     let ctrl_c_signal = tokio::signal::ctrl_c();
     let Args { rpc_addr, .. } = &args;