From 9f9deb107e5b2784d9d50107702452a6d828e382 Mon Sep 17 00:00:00 2001
From: ryan <ryan@distrust.co>
Date: Tue, 26 Nov 2024 11:34:43 -0500
Subject: [PATCH] icepick: add config file format

---
 Cargo.lock                    | 380 ++++++++++++++++++++++++++--------
 crates/icepick/Cargo.toml     |   3 +
 crates/icepick/src/cli/mod.rs |  39 +++-
 icepick.toml                  |   3 +
 4 files changed, 334 insertions(+), 91 deletions(-)
 create mode 100644 icepick.toml

diff --git a/Cargo.lock b/Cargo.lock
index 173343a..f0deac7 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -230,6 +230,12 @@ version = "1.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ace50bade8e6234aa140d9a2f552bbee1db4d353f69b8217bc503490fc1a9f26"
 
+[[package]]
+name = "base16ct"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4c7f02d4ea65f2c1853089ffd8d2787bdbc63de2f0d29dedbcf8ccdfa0ccd4cf"
+
 [[package]]
 name = "base64"
 version = "0.12.3"
@@ -242,6 +248,12 @@ version = "0.22.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "72b3254f16251a8381aa12e40e3c4d2f0199f8c6508fbecb9d91f575e0fbb8c6"
 
+[[package]]
+name = "base64ct"
+version = "1.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8c3c1a368f70d6cf7302d78f8f7093da241fb8e8807c05cc9e51a125895a6d5b"
+
 [[package]]
 name = "bincode"
 version = "1.3.3"
@@ -527,6 +539,12 @@ dependencies = [
  "web-sys",
 ]
 
+[[package]]
+name = "const-oid"
+version = "0.9.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c2459377285ad874054d797f3ccebf984978aa39129f6eafde5cdc8315b612f8"
+
 [[package]]
 name = "constant_time_eq"
 version = "0.3.1"
@@ -573,6 +591,18 @@ version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7a81dae078cea95a014a339291cec439d2f232ebe854a9d672b796c6afafa9b7"
 
+[[package]]
+name = "crypto-bigint"
+version = "0.5.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0dc92fb57ca44df6db8059111ab3af99a63d5d0f8375d9972e319a379c6bab76"
+dependencies = [
+ "generic-array",
+ "rand_core 0.6.4",
+ "subtle",
+ "zeroize",
+]
+
 [[package]]
 name = "crypto-common"
 version = "0.1.6"
@@ -669,6 +699,16 @@ dependencies = [
  "syn 2.0.87",
 ]
 
+[[package]]
+name = "der"
+version = "0.7.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f55bf8e7b65898637379c1b74eb1551107c8294ed26d855ceb9fd1a09cfc9bc0"
+dependencies = [
+ "const-oid",
+ "zeroize",
+]
+
 [[package]]
 name = "derivation-path"
 version = "0.2.0"
@@ -706,13 +746,35 @@ dependencies = [
  "subtle",
 ]
 
+[[package]]
+name = "ecdsa"
+version = "0.16.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ee27f32b5c5292967d2d4a9d7f1e0b0aed2c15daded5a60300e4abb9d8020bca"
+dependencies = [
+ "der",
+ "elliptic-curve",
+ "signature 2.2.0",
+ "spki",
+]
+
 [[package]]
 name = "ed25519"
 version = "1.5.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "91cff35c70bba8a626e3185d8cd48cc11b5437e1a5bcd15b9b5fa3c64b6dfee7"
 dependencies = [
- "signature",
+ "signature 1.6.4",
+]
+
+[[package]]
+name = "ed25519"
+version = "2.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "115531babc129696a58c64a4fef0a8bf9e9698629fb97e9e40767d235cfbcd53"
+dependencies = [
+ "pkcs8",
+ "signature 2.2.0",
 ]
 
 [[package]]
@@ -722,13 +784,27 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c762bae6dcaf24c4c84667b8579785430908723d5c889f469d76a41d59cc7a9d"
 dependencies = [
  "curve25519-dalek 3.2.0",
- "ed25519",
+ "ed25519 1.5.3",
  "rand 0.7.3",
  "serde",
  "sha2 0.9.9",
  "zeroize",
 ]
 
+[[package]]
+name = "ed25519-dalek"
+version = "2.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4a3daa8e81a3963a60642bcc1f90a670680bd4a77535faa384e9d1c79d620871"
+dependencies = [
+ "curve25519-dalek 4.1.3",
+ "ed25519 2.2.3",
+ "serde",
+ "sha2 0.10.8",
+ "subtle",
+ "zeroize",
+]
+
 [[package]]
 name = "ed25519-dalek-bip32"
 version = "0.2.0"
@@ -736,7 +812,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9d2be62a4061b872c8c0873ee4fc6f101ce7b889d039f019c5fa2af471a59908"
 dependencies = [
  "derivation-path",
- "ed25519-dalek",
+ "ed25519-dalek 1.0.1",
  "hmac 0.12.1",
  "sha2 0.10.8",
 ]
@@ -747,6 +823,25 @@ version = "1.13.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "60b1af1c220855b6ceac025d3f6ecdd2b7c4894bfe9cd9bda4fbb4bc7c0d4cf0"
 
+[[package]]
+name = "elliptic-curve"
+version = "0.13.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b5e6043086bf7973472e0c7dff2142ea0b680d30e18d9cc40f267efbf222bd47"
+dependencies = [
+ "base16ct",
+ "crypto-bigint",
+ "digest 0.10.7",
+ "ff",
+ "generic-array",
+ "group",
+ "pkcs8",
+ "rand_core 0.6.4",
+ "sec1",
+ "subtle",
+ "zeroize",
+]
+
 [[package]]
 name = "env_logger"
 version = "0.9.3"
@@ -772,6 +867,16 @@ version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "835a3dc7d1ec9e75e2b5fb4ba75396837112d2060b03f7d43bc1897c7f7211da"
 
+[[package]]
+name = "ff"
+version = "0.13.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ded41244b729663b1e574f1b4fb731469f69f79c17667b5d776b16cda0479449"
+dependencies = [
+ "rand_core 0.6.4",
+ "subtle",
+]
+
 [[package]]
 name = "fiat-crypto"
 version = "0.2.9"
@@ -823,6 +928,7 @@ dependencies = [
  "serde",
  "typenum",
  "version_check",
+ "zeroize",
 ]
 
 [[package]]
@@ -851,6 +957,17 @@ dependencies = [
  "wasm-bindgen",
 ]
 
+[[package]]
+name = "group"
+version = "0.13.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f0f9ef7462f7c099f518d754361858f86d8a07af53ba9af0fe635bbccb151a63"
+dependencies = [
+ "ff",
+ "rand_core 0.6.4",
+ "subtle",
+]
+
 [[package]]
 name = "hashbrown"
 version = "0.13.2"
@@ -929,24 +1046,11 @@ version = "0.1.0"
 dependencies = [
  "clap",
  "icepick-module",
+ "keyforkd-client",
+ "serde",
  "serde_json",
  "thiserror 2.0.3",
-]
-
-[[package]]
-name = "icepick-coin"
-version = "0.1.0"
-dependencies = [
- "clap",
- "thiserror 2.0.3",
-]
-
-[[package]]
-name = "icepick-eth"
-version = "0.1.0"
-dependencies = [
- "clap",
- "icepick-coin",
+ "toml 0.8.19",
 ]
 
 [[package]]
@@ -957,15 +1061,6 @@ dependencies = [
  "serde_json",
 ]
 
-[[package]]
-name = "icepick-sol"
-version = "0.1.0"
-dependencies = [
- "clap",
- "icepick-coin",
- "solana-sdk 2.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "icepick-solana"
 version = "0.1.0"
@@ -973,7 +1068,7 @@ dependencies = [
  "icepick-module",
  "serde",
  "serde_json",
- "solana-sdk 2.1.1",
+ "solana-sdk",
  "thiserror 2.0.3",
 ]
 
@@ -1048,6 +1143,18 @@ dependencies = [
  "wasm-bindgen",
 ]
 
+[[package]]
+name = "k256"
+version = "0.13.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f6e3919bbaa2945715f0bb6d3934a173d1e9a59ac23767fbaaef277265a7411b"
+dependencies = [
+ "cfg-if",
+ "ecdsa",
+ "elliptic-curve",
+ "once_cell",
+]
+
 [[package]]
 name = "keccak"
 version = "0.1.5"
@@ -1057,6 +1164,78 @@ dependencies = [
  "cpufeatures",
 ]
 
+[[package]]
+name = "keyfork-bug"
+version = "0.1.0"
+source = "registry+https://git.distrust.co/public/_cargo-index.git"
+checksum = "fb5eae1e7471415b59f852ccb43b7858f0650a5d158ccbfb1d39088d0881f582"
+
+[[package]]
+name = "keyfork-derive-util"
+version = "0.2.1"
+source = "registry+https://git.distrust.co/public/_cargo-index.git"
+checksum = "12df1b3dbe1ac978fa53d86889156da010e290edb60ec308064906696d6a85b7"
+dependencies = [
+ "digest 0.10.7",
+ "ed25519-dalek 2.1.1",
+ "hmac 0.12.1",
+ "k256",
+ "keyfork-bug",
+ "keyfork-mnemonic",
+ "ripemd",
+ "serde",
+ "sha2 0.10.8",
+ "thiserror 1.0.69",
+]
+
+[[package]]
+name = "keyfork-frame"
+version = "0.1.0"
+source = "registry+https://git.distrust.co/public/_cargo-index.git"
+checksum = "836118d47fd2c754d630207adb6106595262ea33b8e827004c3af6e9ea140959"
+dependencies = [
+ "sha2 0.10.8",
+ "thiserror 1.0.69",
+]
+
+[[package]]
+name = "keyfork-mnemonic"
+version = "0.4.0"
+source = "registry+https://git.distrust.co/public/_cargo-index.git"
+checksum = "b1ee8bee167c8a5c7c0156bf577d21e83f0d6e3659d98a958408b74edecd84d5"
+dependencies = [
+ "hmac 0.12.1",
+ "keyfork-bug",
+ "pbkdf2 0.12.2",
+ "sha2 0.10.8",
+]
+
+[[package]]
+name = "keyforkd-client"
+version = "0.2.1"
+source = "registry+https://git.distrust.co/public/_cargo-index.git"
+checksum = "f57d9b8b956ca3c79d5f992e9a84f19810b75937c9064ecb35485780e8243a03"
+dependencies = [
+ "bincode",
+ "ed25519-dalek 2.1.1",
+ "k256",
+ "keyfork-derive-util",
+ "keyfork-frame",
+ "keyforkd-models",
+ "thiserror 1.0.69",
+]
+
+[[package]]
+name = "keyforkd-models"
+version = "0.2.0"
+source = "registry+https://git.distrust.co/public/_cargo-index.git"
+checksum = "8fdef2303ad5bff8ca05d0a42df89396905c940fd814f89385e99f8c764af8ac"
+dependencies = [
+ "keyfork-derive-util",
+ "serde",
+ "thiserror 1.0.69",
+]
+
 [[package]]
 name = "lazy_static"
 version = "1.5.0"
@@ -1324,12 +1503,32 @@ dependencies = [
  "digest 0.10.7",
 ]
 
+[[package]]
+name = "pbkdf2"
+version = "0.12.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f8ed6a7761f76e3b9f92dfb0a60a6a6477c61024b775147ff0973a02653abaf2"
+dependencies = [
+ "digest 0.10.7",
+ "hmac 0.12.1",
+]
+
 [[package]]
 name = "percent-encoding"
 version = "2.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e3148f5046208a5d56bcfc03053e3ca6334e51da8dfb19b6cdc8b306fae3283e"
 
+[[package]]
+name = "pkcs8"
+version = "0.10.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f950b2377845cebe5cf8b5165cb3cc1a5e0fa5cfa3e1f7f55707d8fd82e0a7b7"
+dependencies = [
+ "der",
+ "spki",
+]
+
 [[package]]
 name = "pkg-config"
 version = "0.3.31"
@@ -1351,7 +1550,7 @@ version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1d6ea3c4595b96363c13943497db34af4460fb474a95c43f4446ad341b8c9785"
 dependencies = [
- "toml",
+ "toml 0.5.11",
 ]
 
 [[package]]
@@ -1539,6 +1738,15 @@ version = "0.8.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2b15c43186be67a4fd63bee50d0303afffcef381492ebe2c5d87f324e1b8815c"
 
+[[package]]
+name = "ripemd"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bd124222d17ad93a644ed9d011a40f4fb64aa54275c08cc216524a9ea82fb09f"
+dependencies = [
+ "digest 0.10.7",
+]
+
 [[package]]
 name = "rustc-hash"
 version = "1.1.0"
@@ -1566,6 +1774,20 @@ version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "94143f37725109f92c262ed2cf5e59bce7498c01bcc1502d7b9afe439a4e9f49"
 
+[[package]]
+name = "sec1"
+version = "0.7.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d3e97a565f76233a6003f9f5c54be1d9c5bdfa3eccfb189469f11ec4901c47dc"
+dependencies = [
+ "base16ct",
+ "der",
+ "generic-array",
+ "pkcs8",
+ "subtle",
+ "zeroize",
+]
+
 [[package]]
 name = "semver"
 version = "1.0.23"
@@ -1613,6 +1835,15 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "serde_spanned"
+version = "0.6.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "87607cb1398ed59d48732e575a4c28a7a8ebf2454b964fe3f224f2afc07909e1"
+dependencies = [
+ "serde",
+]
+
 [[package]]
 name = "serde_with"
 version = "3.11.0"
@@ -1682,6 +1913,15 @@ version = "1.6.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "74233d3b3b2f6d4b006dc19dee745e73e2a6bfb6f93607cd3b02bd5b00797d7c"
 
+[[package]]
+name = "signature"
+version = "2.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "77549399552de45a898a580c1b41d445bf730df867cc44e6c0233bbc4b8329de"
+dependencies = [
+ "rand_core 0.6.4",
+]
+
 [[package]]
 name = "siphasher"
 version = "0.3.11"
@@ -2214,7 +2454,7 @@ dependencies = [
  "chrono",
  "curve25519-dalek 4.1.3",
  "digest 0.10.7",
- "ed25519-dalek",
+ "ed25519-dalek 1.0.1",
  "ed25519-dalek-bip32",
  "generic-array",
  "getrandom 0.1.16",
@@ -2271,55 +2511,6 @@ dependencies = [
  "wasm-bindgen",
 ]
 
-[[package]]
-name = "solana-sdk"
-version = "2.1.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "336579d2332cb16af892b0bbf0afcca14072e19421c3770de27167d4c186e9ab"
-dependencies = [
- "bincode",
- "bitflags",
- "bs58",
- "bytemuck",
- "bytemuck_derive",
- "getrandom 0.1.16",
- "hmac 0.12.1",
- "itertools 0.12.1",
- "js-sys",
- "lazy_static",
- "log",
- "num-derive",
- "num-traits",
- "num_enum",
- "pbkdf2 0.11.0",
- "serde",
- "serde_bytes",
- "serde_derive",
- "serde_with",
- "sha2 0.10.8",
- "siphasher",
- "solana-account",
- "solana-bn254",
- "solana-decode-error",
- "solana-derivation-path",
- "solana-feature-set",
- "solana-inflation",
- "solana-instruction",
- "solana-native-token",
- "solana-packet",
- "solana-program",
- "solana-program-memory",
- "solana-pubkey",
- "solana-sanitize",
- "solana-sdk-macro",
- "solana-secp256k1-recover",
- "solana-secp256r1-program",
- "solana-serde-varint",
- "solana-short-vec",
- "thiserror 1.0.69",
- "wasm-bindgen",
-]
-
 [[package]]
 name = "solana-sdk-macro"
 version = "2.1.1"
@@ -2407,7 +2598,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ea56a4cca29f0785f72aed81ada27d03e0be408cb570f68a8f99665bb8ccd7b5"
 dependencies = [
  "bs58",
- "ed25519-dalek",
+ "ed25519-dalek 1.0.1",
  "generic-array",
  "rand 0.8.5",
  "serde",
@@ -2474,6 +2665,16 @@ dependencies = [
  "solana-sanitize",
 ]
 
+[[package]]
+name = "spki"
+version = "0.7.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d91ed6c858b01f942cd56b37a94b3e0a1798290327d1236e4d9cf4eaca44d29d"
+dependencies = [
+ "base64ct",
+ "der",
+]
+
 [[package]]
 name = "static_assertions"
 version = "1.1.0"
@@ -2606,11 +2807,26 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "toml"
+version = "0.8.19"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a1ed1f98e3fdc28d6d910e6737ae6ab1a93bf1985935a1193e68f93eeb68d24e"
+dependencies = [
+ "serde",
+ "serde_spanned",
+ "toml_datetime",
+ "toml_edit",
+]
+
 [[package]]
 name = "toml_datetime"
 version = "0.6.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0dd7358ecb8fc2f8d014bf86f6f638ce72ba252a2c3a2572f2a795f1d23efb41"
+dependencies = [
+ "serde",
+]
 
 [[package]]
 name = "toml_edit"
@@ -2619,6 +2835,8 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4ae48d6208a266e853d946088ed816055e556cc6028c5e8e2b84d9fa5dd7c7f5"
 dependencies = [
  "indexmap",
+ "serde",
+ "serde_spanned",
  "toml_datetime",
  "winnow",
 ]
diff --git a/crates/icepick/Cargo.toml b/crates/icepick/Cargo.toml
index c302e86..43ed8a9 100644
--- a/crates/icepick/Cargo.toml
+++ b/crates/icepick/Cargo.toml
@@ -6,5 +6,8 @@ edition = "2021"
 [dependencies]
 clap = { version = "4.5.20", features = ["cargo", "derive", "string"] }
 icepick-module = { version = "0.1.0", path = "../icepick-module" }
+keyforkd-client = { version = "0.2.1", registry = "distrust" }
+serde = { workspace = true, features = ["derive"] }
 serde_json.workspace = true
 thiserror = "2.0.3"
+toml = "0.8.19"
diff --git a/crates/icepick/src/cli/mod.rs b/crates/icepick/src/cli/mod.rs
index ec16669..a42a061 100644
--- a/crates/icepick/src/cli/mod.rs
+++ b/crates/icepick/src/cli/mod.rs
@@ -1,14 +1,11 @@
 use clap::command;
 use icepick_module::help::*;
+use serde::{Deserialize, Serialize};
 use std::{
     io::{IsTerminal, Write},
     process::{Command, Stdio},
 };
 
-pub fn guessed_bins() -> Vec<String> {
-    "sol".split_whitespace().map(|s| s.to_owned()).collect()
-}
-
 pub fn get_command(bin_name: &str) -> (&str, Vec<&str>) {
     if std::env::vars().any(|(k, _)| &k == "ICEPICK_USE_CARGO") {
         ("cargo", vec!["run", "--bin", bin_name, "--"])
@@ -17,10 +14,35 @@ pub fn get_command(bin_name: &str) -> (&str, Vec<&str>) {
     }
 }
 
+#[derive(Serialize, Deserialize, Debug)]
+struct ModuleConfig {
+    name: String,
+    derivation_prefix: String,
+}
+
+#[derive(Serialize, Deserialize, Debug, Default)]
+struct Config {
+    #[serde(rename = "module")]
+    modules: Vec<ModuleConfig>,
+}
+
 pub fn do_cli_thing() {
+    /* parse config file to get module names */
+    let config_file = std::env::vars().find_map(|(k, v)| {
+        if k == "ICEPICK_CONFIG_FILE" {
+            return Some(v);
+        }
+        None
+    });
+    let config_path = config_file.unwrap_or_else(|| "icepick.toml".to_string());
+    let config_content = std::fs::read_to_string(config_path).expect("can't read config file");
+    let config: Config = toml::from_str(&config_content).expect("config file had invalid toml");
+
     let mut commands = vec![];
     let mut icepick_command = command!();
-    for coin_bin in guessed_bins() {
+    // NOTE: this needs to be .cloned(), since commands is leaked to be 'static
+    // and coin_bin otherwise wouldn't live long enough
+    for coin_bin in config.modules.iter().map(|m| &m.name).cloned() {
         // try to run the "help" operation on any bins.
         let bin = format!("icepick-{coin_bin}");
         let (command, args) = get_command(&bin);
@@ -68,17 +90,14 @@ pub fn do_cli_thing() {
     if !stdin.is_terminal() {
         cli_input = serde_json::from_reader(stdin).ok();
     }
-    dbg!(&cli_input);
-    let blob = cli_input.as_ref().and_then(|json| {
-        json.get("blob")
-    });
+    let blob = cli_input.as_ref().and_then(|json| json.get("blob"));
 
     let matches = icepick_command.get_matches();
     if let Some((module, matches)) = matches.subcommand() {
         if let Some((subcommand, matches)) = matches.subcommand() {
             if let Some(operation) = commands
                 .iter()
-                .find(|(name, _)| name == module)
+                .find(|(name, _)| *name == module)
                 .and_then(|(_, operations)| operations.iter().find(|o| o.name == subcommand))
             {
                 let mut args = std::collections::HashMap::<&String, Option<&String>>::with_capacity(
diff --git a/icepick.toml b/icepick.toml
new file mode 100644
index 0000000..da16332
--- /dev/null
+++ b/icepick.toml
@@ -0,0 +1,3 @@
+[[module]]
+name = "sol"
+derivation_prefix = "m/44'/501'"