Remote ReadStateService

Cargo.lock

@@ -679,6 +679,12 @@ dependencies = [
  "shlex",
 ]
 
+[[package]]
+name = "cesu8"
+version = "1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6d43a04d8753f35258c91f8ec639f792891f748a1edbd759cf1dcea3382ad83c"
+
 [[package]]
 name = "cexpr"
 version = "0.6.0"
@@ -875,6 +881,16 @@ version = "1.0.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5b63caa9aa9397e2d9480a9b13673856c78d8ac123288526c37d7839f2a86990"
 
+[[package]]
+name = "combine"
+version = "4.6.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ba5a308b75df32fe02788e748662718f03fde005016435c444eea572398219fd"
+dependencies = [
+ "bytes",
+ "memchr",
+]
+
 [[package]]
 name = "console"
 version = "0.15.10"
@@ -939,6 +955,16 @@ version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7c74b8349d32d297c9134b8c88677813a227df8f779daa29bfc29c183fe3dca6"
 
+[[package]]
+name = "core-foundation"
+version = "0.9.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "91e195e091a93c46f7102ec7818a2aa394e1e1771c3ab4825963fa03e45afb8f"
+dependencies = [
+ "core-foundation-sys",
+ "libc",
+]
+
 [[package]]
 name = "core-foundation-sys"
 version = "0.8.7"
@@ -1837,9 +1863,9 @@ dependencies = [
 
 [[package]]
 name = "http"
-version = "1.2.0"
+version = "1.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f16ca2af56261c99fba8bac40a10251ce8188205a4c448fbb745a2e4daa76fea"
+checksum = "f4a85d31aea989eead29a3aaf9e1115a180df8282431156e533de47660892565"
 dependencies = [
  "bytes",
  "fnv",
@@ -1934,6 +1960,7 @@ dependencies = [
  "http",
  "hyper",
  "hyper-util",
+ "log",
  "rustls",
  "rustls-pki-types",
  "tokio",
@@ -2319,6 +2346,26 @@ version = "1.0.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d75a2a4b1b190afb6f5425f10f6a8f959d2ea0b9c2b1d79553551850539e4674"
 
+[[package]]
+name = "jni"
+version = "0.19.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c6df18c2e3db7e453d3c6ac5b3e9d5182664d28788126d39b91f2d1e22b017ec"
+dependencies = [
+ "cesu8",
+ "combine",
+ "jni-sys",
+ "log",
+ "thiserror 1.0.69",
+ "walkdir",
+]
+
+[[package]]
+name = "jni-sys"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8eaf4bc02d17cbdd7ff4c7438cafcdf7fb9a4613313ad11b4f8fefe7d3fa0130"
+
 [[package]]
 name = "jobserver"
 version = "0.1.32"
@@ -2356,6 +2403,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "834af00800e962dee8f7bfc0f60601de215e73e78e5497d733a2919da837d3c8"
 dependencies = [
  "jsonrpsee-core",
+ "jsonrpsee-http-client",
  "jsonrpsee-server",
  "jsonrpsee-types",
  "tokio",
@@ -2384,6 +2432,31 @@ dependencies = [
  "tracing",
 ]
 
+[[package]]
+name = "jsonrpsee-http-client"
+version = "0.24.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "87c24e981ad17798bbca852b0738bfb7b94816ed687bd0d5da60bfa35fa0fdc3"
+dependencies = [
+ "async-trait",
+ "base64 0.22.1",
+ "http-body",
+ "hyper",
+ "hyper-rustls",
+ "hyper-util",
+ "jsonrpsee-core",
+ "jsonrpsee-types",
+ "rustls",
+ "rustls-platform-verifier",
+ "serde",
+ "serde_json",
+ "thiserror 1.0.69",
+ "tokio",
+ "tower 0.4.13",
+ "tracing",
+ "url",
+]
+
 [[package]]
 name = "jsonrpsee-proc-macros"
 version = "0.24.8"
@@ -2884,6 +2957,12 @@ version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c08d65885ee38876c4f86fa503fb49d7b507c2b62552df7c70b2fce627e06381"
 
+[[package]]
+name = "openssl-probe"
+version = "0.1.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d05e27ee213611ffe7d6348b942e8f942b37114c00cc03cec254295a4a17852e"
+
 [[package]]
 name = "option-ext"
 version = "0.2.0"
@@ -3883,6 +3962,19 @@ dependencies = [
  "zeroize",
 ]
 
+[[package]]
+name = "rustls-native-certs"
+version = "0.7.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e5bfb394eeed242e909609f56089eecfe5fda225042e8b171791b9c95f5931e5"
+dependencies = [
+ "openssl-probe",
+ "rustls-pemfile",
+ "rustls-pki-types",
+ "schannel",
+ "security-framework",
+]
+
 [[package]]
 name = "rustls-pemfile"
 version = "2.2.0"
@@ -3901,6 +3993,33 @@ dependencies = [
  "web-time",
 ]
 
+[[package]]
+name = "rustls-platform-verifier"
+version = "0.3.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "afbb878bdfdf63a336a5e63561b1835e7a8c91524f51621db870169eac84b490"
+dependencies = [
+ "core-foundation",
+ "core-foundation-sys",
+ "jni",
+ "log",
+ "once_cell",
+ "rustls",
+ "rustls-native-certs",
+ "rustls-platform-verifier-android",
+ "rustls-webpki",
+ "security-framework",
+ "security-framework-sys",
+ "webpki-roots",
+ "winapi",
+]
+
+[[package]]
+name = "rustls-platform-verifier-android"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f87165f0995f63a9fbeea62b64d10b4d9d8e78ec6d7d51fb2125fda7bb36788f"
+
 [[package]]
 name = "rustls-webpki"
 version = "0.102.8"
@@ -3977,6 +4096,15 @@ dependencies = [
  "zip32",
 ]
 
+[[package]]
+name = "schannel"
+version = "0.1.27"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1f29ebaa345f945cec9fbbc532eb307f0fdad8161f281b6369539c8d84876b3d"
+dependencies = [
+ "windows-sys 0.59.0",
+]
+
 [[package]]
 name = "scopeguard"
 version = "1.2.0"
@@ -4012,6 +4140,30 @@ dependencies = [
  "zeroize",
 ]
 
+[[package]]
+name = "security-framework"
+version = "2.11.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "897b2245f0b511c87893af39b033e5ca9cce68824c4d7e7630b5a1d339658d02"
+dependencies = [
+ "bitflags 2.8.0",
+ "core-foundation",
+ "core-foundation-sys",
+ "libc",
+ "num-bigint",
+ "security-framework-sys",
+]
+
+[[package]]
+name = "security-framework-sys"
+version = "2.14.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "49db231d56a190491cb4aeda9527f1ad45345af50b0851622a7adb8c03b01c32"
+dependencies = [
+ "core-foundation-sys",
+ "libc",
+]
+
 [[package]]
 name = "semver"
 version = "1.0.25"
@@ -5829,12 +5981,13 @@ dependencies = [
 [[package]]
 name = "zcash_history"
 version = "0.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2fde17bf53792f9c756b313730da14880257d7661b5bfc69d0571c3a7c11a76d"
+source = "git+https://github.com/idky137/librustzcash.git?branch=remote_read_state_service_1#2f66120327fb666bd5955ea57aa6dbd36ef95652"
 dependencies = [
  "blake2b_simd",
  "byteorder",
+ "hex",
  "primitive-types",
+ "serde",
 ]
 
 [[package]]
@@ -6269,11 +6422,13 @@ dependencies = [
  "hex",
  "hex-literal",
  "howudoin",
+ "http",
  "human_bytes",
  "humantime-serde",
  "indexmap 2.7.1",
  "insta",
  "itertools 0.14.0",
+ "jsonrpsee",
  "jubjub",
  "lazy_static",
  "metrics",
@@ -6296,6 +6451,7 @@ dependencies = [
  "tokio",
  "tower 0.4.13",
  "tracing",
+ "url",
  "zebra-chain",
  "zebra-test",
 ]

Cargo.toml

@@ -67,6 +67,7 @@ halo2 = "0.3.0"
 hex = "0.4.3"
 hex-literal = "0.4.1"
 howudoin = "0.1.2"
+http = "1.3.1"
 http-body-util = "0.1.2"
 human_bytes = { version = "0.4.3", default-features = false }
 humantime = "2.1.0"
@@ -146,12 +147,16 @@ tracing-journald = "0.3.0"
 tracing-subscriber = "0.3.19"
 tracing-test = "0.2.4"
 uint = "0.10.0"
+url = "2.5.4"
 vergen = { version = "8.3.2", default-features = false }
 wagyu-zcash-parameters = "0.2.0"
 x25519-dalek = "2.0.1"
 zcash_note_encryption = "0.4.1"
 zcash_script = "0.2.0"
 
+[patch.crates-io]
+zcash_history = { git = "https://github.com/idky137/librustzcash.git", branch = "remote_read_state_service_1" }
+
 [workspace.metadata.release]
 
 # We always do releases from the main branch

zebra-chain/Cargo.toml

@@ -47,6 +47,9 @@ internal-miner = []
 # Experimental elasticsearch support
 elasticsearch = []
 
+# Serde Serialisation and Deserialisation for ReadRequest and ReadResponse, required for remote use of the [`ReadStateService`].
+remote_read_state_service = ["zcash_history/remote_read_state_service"]
+
 # Test-only features
 
 proptest-impl = [

zebra-chain/src/amount.rs

@@ -538,6 +538,10 @@ impl Constraint for NegativeAllowed {
 /// );
 /// ```
 #[derive(Clone, Copy, Debug, Eq, PartialEq, Hash, Default)]
+#[cfg_attr(
+    feature = "remote_read_state_service",
+    derive(serde::Serialize, serde::Deserialize)
+)]
 pub struct NonNegative;
 
 impl Constraint for NonNegative {

zebra-chain/src/block.rs

@@ -47,9 +47,15 @@ pub use arbitrary::LedgerState;
 /// A Zcash block, containing a header and a list of transactions.
 #[derive(Clone, Debug, Eq, PartialEq)]
 #[cfg_attr(
-    any(test, feature = "proptest-impl", feature = "elasticsearch"),
+    any(
+        test,
+        feature = "proptest-impl",
+        feature = "elasticsearch",
+        feature = "remote_read_state_service"
+    ),
     derive(Serialize)
 )]
+#[cfg_attr(feature = "remote_read_state_service", derive(serde::Deserialize))]
 pub struct Block {
     /// The block header, containing block metadata.
     pub header: Arc<Header>,

zebra-chain/src/block/header.rs

@@ -145,6 +145,10 @@ impl Header {
 /// This structure is used in the Bitcoin network protocol.
 ///
 /// The transaction count field is always zero, so we don't store it in the struct.
+#[cfg_attr(
+    feature = "remote_read_state_service",
+    derive(serde::Serialize, serde::Deserialize)
+)]
 #[derive(Clone, Debug, Eq, PartialEq)]
 #[cfg_attr(any(test, feature = "proptest-impl"), derive(Arbitrary))]
 pub struct CountedHeader {

zebra-chain/src/fmt.rs

@@ -77,6 +77,10 @@ impl<T: fmt::Display> From<T> for DisplayToDebug<T> {
 ///
 /// For collections and exact size iterators, it only displays the
 /// collection/iterator type, the item type, and the length.
+#[cfg_attr(
+    feature = "remote_read_state_service",
+    derive(serde::Serialize, serde::Deserialize)
+)]
 #[derive(Copy, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
 pub struct SummaryDebug<CollectionOrIter>(pub CollectionOrIter)
 where