diff options
| -rw-r--r-- | Cargo.lock | 423 | ||||
| -rw-r--r-- | adenosine-pds/Cargo.toml | 4 | ||||
| -rw-r--r-- | adenosine-pds/src/ucan_p256.rs | 91 |
3 files changed, 514 insertions, 4 deletions
@@ -35,7 +35,9 @@ name = "adenosine-pds" version = "0.1.0-dev.0" dependencies = [ "anyhow", + "async-trait", "bcrypt", + "bs58", "data-encoding", "futures", "ipfs-sqlite-block-store", @@ -57,6 +59,7 @@ dependencies = [ "sha256", "structopt", "tokio", + "ucan", ] [[package]] @@ -172,6 +175,119 @@ source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "d92bec98840b8f03a5ff5413de5293bfcd8bf96467cf5452609f939ec6f5de16" [[package]] +name = "async-channel" +version = "1.7.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "e14485364214912d3b19cc3435dde4df66065127f05fa0d75c712f36f12c2f28" +dependencies = [ + "concurrent-queue", + "event-listener", + "futures-core", +] + +[[package]] +name = "async-executor" +version = "1.4.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "871f9bb5e0a22eeb7e8cf16641feb87c9dc67032ccf8ff49e772eb9941d3a965" +dependencies = [ + "async-task", + "concurrent-queue", + "fastrand", + "futures-lite", + "once_cell", + "slab", +] + +[[package]] +name = "async-global-executor" +version = "2.3.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "f1b6f5d7df27bd294849f8eec66ecfc63d11814df7a4f5d74168a2394467b776" +dependencies = [ + "async-channel", + "async-executor", + "async-io", + "async-lock", + "blocking", + "futures-lite", + "once_cell", +] + +[[package]] +name = "async-io" +version = "1.10.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "e8121296a9f05be7f34aa4196b1747243b3b62e048bb7906f644f3fbfc490cf7" +dependencies = [ + "async-lock", + "autocfg", + "concurrent-queue", + "futures-lite", + "libc", + "log", + "parking", + "polling", + "slab", + "socket2", + "waker-fn", + "winapi", +] + +[[package]] +name = "async-lock" +version = "2.6.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "c8101efe8695a6c17e02911402145357e718ac92d3ff88ae8419e84b1707b685" +dependencies = [ + "event-listener", + "futures-lite", +] + +[[package]] +name = "async-recursion" +version = "1.0.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "2cda8f4bcc10624c4e85bc66b3f452cca98cfa5ca002dc83a16aad2367641bea" +dependencies = [ + "proc-macro2", + "quote", + "syn", +] + +[[package]] +name = "async-std" +version = "1.12.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "62565bb4402e926b29953c785397c6dc0391b7b446e45008b0049eb43cec6f5d" +dependencies = [ + "async-channel", + "async-global-executor", + "async-io", + "async-lock", + "crossbeam-utils", + "futures-channel", + "futures-core", + "futures-io", + "futures-lite", + "gloo-timers", + "kv-log-macro", + "log", + "memchr", + "once_cell", + "pin-project-lite", + "pin-utils", + "slab", + "wasm-bindgen-futures", +] + +[[package]] +name = "async-task" +version = "4.3.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "7a40729d2133846d9ed0ea60a8b9541bccddab49cd30f0715a1da672fe9a2524" + +[[package]] name = "async-trait" version = "0.1.58" source = "registry+https://github.com/rust-lang/crates.io-index" @@ -207,6 +323,12 @@ dependencies = [ ] [[package]] +name = "atomic-waker" +version = "1.0.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "065374052e7df7ee4047b1160cca5e1467a12351a40b3da123c870ba0b8eda2a" + +[[package]] name = "attohttpc" version = "0.22.0" source = "registry+https://github.com/rust-lang/crates.io-index" @@ -356,6 +478,20 @@ dependencies = [ ] [[package]] +name = "blocking" +version = "1.2.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "c6ccb65d468978a086b69884437ded69a90faab3bbe6e67f242173ea728acccc" +dependencies = [ + "async-channel", + "async-task", + "atomic-waker", + "fastrand", + "futures-lite", + "once_cell", +] + +[[package]] name = "blowfish" version = "0.9.1" source = "registry+https://github.com/rust-lang/crates.io-index" @@ -387,6 +523,12 @@ dependencies = [ ] [[package]] +name = "bs58" +version = "0.4.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "771fe0050b883fcc3ea2359b1a96bcfbc090b7116eae7c3c512c7a083fdf23d3" + +[[package]] name = "bstr" version = "0.2.17" source = "registry+https://github.com/rust-lang/crates.io-index" @@ -436,6 +578,12 @@ source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "ec8a7b6a70fde80372154c65702f00a0f56f3e1c36abbc6c440484be248856db" [[package]] +name = "cache-padded" +version = "1.2.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "c1db59621ec70f09c5e9b597b220c7a2b43611f4710dc03ceb8748637775692c" + +[[package]] name = "cached" version = "0.30.0" source = "registry+https://github.com/rust-lang/crates.io-index" @@ -554,6 +702,7 @@ dependencies = [ "multibase", "multihash", "serde", + "serde_bytes", "unsigned-varint", ] @@ -698,6 +847,15 @@ dependencies = [ ] [[package]] +name = "concurrent-queue" +version = "1.2.4" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "af4780a44ab5696ea9e28294517f1fffb421a83a25af521333c838635509db9c" +dependencies = [ + "cache-padded", +] + +[[package]] name = "const-oid" version = "0.9.0" source = "registry+https://github.com/rust-lang/crates.io-index" @@ -1068,6 +1226,12 @@ dependencies = [ ] [[package]] +name = "discard" +version = "1.0.4" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "212d0f5754cb6769937f4501cc0e67f4f4483c8d2c3e1e922ee9edbe4ab4c7c0" + +[[package]] name = "dispatch" version = "0.2.0" source = "registry+https://github.com/rust-lang/crates.io-index" @@ -1168,6 +1332,12 @@ dependencies = [ ] [[package]] +name = "event-listener" +version = "2.5.3" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "0206175f82b8d6bf6652ff7d71a1e27fd2e4efde587fd368662814d6ec1d9ce0" + +[[package]] name = "fallible-iterator" version = "0.2.0" source = "registry+https://github.com/rust-lang/crates.io-index" @@ -1345,6 +1515,21 @@ source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "00f5fb52a06bdcadeb54e8d3671f8888a39697dcb0b81b23b55174030427f4eb" [[package]] +name = "futures-lite" +version = "1.12.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "7694489acd39452c77daa48516b894c153f192c3578d5a839b62c58099fcbf48" +dependencies = [ + "fastrand", + "futures-core", + "futures-io", + "memchr", + "parking", + "pin-project-lite", + "waker-fn", +] + +[[package]] name = "futures-macro" version = "0.3.25" source = "registry+https://github.com/rust-lang/crates.io-index" @@ -1507,8 +1692,10 @@ source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "c05aeb6a22b8f62540c194aac980f2115af067bfe15a0734d7277a768d396b31" dependencies = [ "cfg-if", + "js-sys", "libc", "wasi 0.11.0+wasi-snapshot-preview1", + "wasm-bindgen", ] [[package]] @@ -1606,6 +1793,18 @@ dependencies = [ ] [[package]] +name = "gloo-timers" +version = "0.2.4" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "5fb7d06c1c8cc2a29bee7ec961009a0b2caa0793ee4900c2ffb348734ba1c8f9" +dependencies = [ + "futures-channel", + "futures-core", + "js-sys", + "wasm-bindgen", +] + +[[package]] name = "gobject-sys" version = "0.15.10" source = "registry+https://github.com/rust-lang/crates.io-index" @@ -2004,6 +2203,10 @@ source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "7a5bbe824c507c5da5956355e86a746d82e0e1464f65d862cc5e71da70e94b2c" dependencies = [ "cfg-if", + "js-sys", + "stdweb", + "wasm-bindgen", + "web-sys", ] [[package]] @@ -2206,6 +2409,15 @@ dependencies = [ ] [[package]] +name = "kv-log-macro" +version = "1.0.7" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "0de8b303297635ad57c9f5059fd9cee7a47f8e8daa09df0fcd07dd39fb22977f" +dependencies = [ + "log", +] + +[[package]] name = "lazy_static" version = "1.4.0" source = "registry+https://github.com/rust-lang/crates.io-index" @@ -2282,6 +2494,7 @@ dependencies = [ "core2", "multibase", "multihash", + "serde", "thiserror", ] @@ -2364,6 +2577,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "abb12e687cfb44aa40f41fc3978ef76448f9b6038cad6aef4259d3c095a2382e" dependencies = [ "cfg-if", + "value-bag", ] [[package]] @@ -2519,6 +2733,8 @@ dependencies = [ "core2", "digest 0.10.5", "multihash-derive", + "serde", + "serde-big-array", "sha2 0.10.6", "sha3", "unsigned-varint", @@ -2949,6 +3165,12 @@ dependencies = [ ] [[package]] +name = "parking" +version = "2.0.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "427c3892f9e783d91cc128285287e70a59e206ca452770ece88a76f7a3eddd72" + +[[package]] name = "parking_lot" version = "0.11.2" source = "registry+https://github.com/rust-lang/crates.io-index" @@ -3199,6 +3421,20 @@ dependencies = [ ] [[package]] +name = "polling" +version = "2.4.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "ab4609a838d88b73d8238967b60dd115cc08d38e2bbaf51ee1e4b695f89122e2" +dependencies = [ + "autocfg", + "cfg-if", + "libc", + "log", + "wepoll-ffi", + "winapi", +] + +[[package]] name = "ppv-lite86" version = "0.2.16" source = "registry+https://github.com/rust-lang/crates.io-index" @@ -3584,7 +3820,7 @@ dependencies = [ "serde", "serde_derive", "serde_json", - "sha1", + "sha1 0.10.5", "threadpool", "time", "tiny_http", @@ -3618,6 +3854,15 @@ dependencies = [ [[package]] name = "rustc_version" +version = "0.2.3" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "138e3e0acb6c9fb258b19b67cb8abd63c00679d2851805ea151465464fe9030a" +dependencies = [ + "semver 0.9.0", +] + +[[package]] +name = "rustc_version" version = "0.3.3" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "f0dfe2087c51c460008730de8b57e6a320782fbfb312e1f4d520e6c6fae155ee" @@ -3791,11 +4036,20 @@ dependencies = [ [[package]] name = "semver" +version = "0.9.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "1d7eb9ef2c18661902cc47e535f9bc51b78acd254da71d375c2f6720d9a40403" +dependencies = [ + "semver-parser 0.7.0", +] + +[[package]] +name = "semver" version = "0.11.0" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "f301af10236f6df4160f7c3f04eec6dbc70ace82d23326abad5edee88801c6b6" dependencies = [ - "semver-parser", + "semver-parser 0.10.2", ] [[package]] @@ -3809,6 +4063,12 @@ dependencies = [ [[package]] name = "semver-parser" +version = "0.7.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "388a1df253eca08550bef6c72392cfe7c30914bf41df5269b68cbd6ff8f570a3" + +[[package]] +name = "semver-parser" version = "0.10.2" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "00b0bef5b7f9e0df16536d3961cfb6e84331c065b4066afb39768d0e319411f7" @@ -3826,6 +4086,24 @@ dependencies = [ ] [[package]] +name = "serde-big-array" +version = "0.3.3" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "cd31f59f6fe2b0c055371bb2f16d7f0aa7d8881676c04a55b1596d1a17cd10a4" +dependencies = [ + "serde", +] + +[[package]] +name = "serde_bytes" +version = "0.11.7" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "cfc50e8183eeeb6178dcb167ae34a8051d63535023ae38b5d8d12beae193d37b" +dependencies = [ + "serde", +] + +[[package]] name = "serde_derive" version = "1.0.147" source = "registry+https://github.com/rust-lang/crates.io-index" @@ -3926,6 +4204,15 @@ dependencies = [ [[package]] name = "sha1" +version = "0.6.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "c1da05c97445caa12d05e848c4a4fcbbea29e748ac28f7e80e9b010392063770" +dependencies = [ + "sha1_smol", +] + +[[package]] +name = "sha1" version = "0.10.5" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "f04293dc80c3993519f2d7f6f511707ee7094fe0c6d3406feb330cdb3540eba3" @@ -3936,6 +4223,12 @@ dependencies = [ ] [[package]] +name = "sha1_smol" +version = "1.0.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "ae1a47186c03a32177042e55dbc5fd5aee900b8e0069a8d70fba96a9375cd012" + +[[package]] name = "sha2" version = "0.9.9" source = "registry+https://github.com/rust-lang/crates.io-index" @@ -4102,6 +4395,57 @@ dependencies = [ ] [[package]] +name = "stdweb" +version = "0.4.20" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "d022496b16281348b52d0e30ae99e01a73d737b2f45d38fed4edf79f9325a1d5" +dependencies = [ + "discard", + "rustc_version 0.2.3", + "serde", + "serde_json", + "stdweb-derive", + "stdweb-internal-macros", + "stdweb-internal-runtime", + "wasm-bindgen", +] + +[[package]] +name = "stdweb-derive" +version = "0.5.3" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "c87a60a40fccc84bef0652345bbbbbe20a605bf5d0ce81719fc476f5c03b50ef" +dependencies = [ + "proc-macro2", + "quote", + "serde", + "serde_derive", + "syn", +] + +[[package]] +name = "stdweb-internal-macros" +version = "0.2.9" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "58fa5ff6ad0d98d1ffa8cb115892b6e69d67799f6763e162a1c9db421dc22e11" +dependencies = [ + "base-x", + "proc-macro2", + "quote", + "serde", + "serde_derive", + "serde_json", + "sha1 0.6.1", + "syn", +] + +[[package]] +name = "stdweb-internal-runtime" +version = "0.1.5" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "213701ba3370744dcd1a12960caa4843b3d68b4d1c0a5d575e0d65b2ee9d16c0" + +[[package]] name = "string_cache" version = "0.8.4" source = "registry+https://github.com/rust-lang/crates.io-index" @@ -4169,10 +4513,16 @@ version = "0.22.0" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "f7ac893c7d471c8a21f31cfe213ec4f6d9afeed25537c772e08ef3f005f8729e" dependencies = [ - "strum_macros", + "strum_macros 0.22.0", ] [[package]] +name = "strum" +version = "0.24.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "063e6045c0e62079840579a7e47a355ae92f60eb74daaf156fb1e84ba164e63f" + +[[package]] name = "strum_macros" version = "0.22.0" source = "registry+https://github.com/rust-lang/crates.io-index" @@ -4185,6 +4535,19 @@ dependencies = [ ] [[package]] +name = "strum_macros" +version = "0.24.3" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "1e385be0d24f186b4ce2f9982191e7101bb737312ad61c1f2f984f34bcf85d59" +dependencies = [ + "heck 0.4.0", + "proc-macro2", + "quote", + "rustversion", + "syn", +] + +[[package]] name = "subtle" version = "2.4.1" source = "registry+https://github.com/rust-lang/crates.io-index" @@ -4480,7 +4843,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "c58de036c4d2e20717024de2a3c4bf56c301f07b21bc8ef9b57189fce06f1f3b" dependencies = [ "quick-xml", - "strum", + "strum 0.22.0", "windows 0.39.0", ] @@ -4790,6 +5153,33 @@ source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "dcf81ac59edc17cc8697ff311e8f5ef2d99fcbd9817b34cec66f90b6c3dfd987" [[package]] +name = "ucan" +version = "0.7.0-alpha.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "64f04c190573eadd24c3888253029aed61ba319261c67b1ef7f7edd16d47ef70" +dependencies = [ + "anyhow", + "async-recursion", + "async-std", + "async-trait", + "base64", + "bs58", + "cid", + "getrandom 0.2.8", + "instant", + "libipld-core", + "libipld-json", + "log", + "rand 0.8.5", + "serde", + "serde_json", + "strum 0.24.1", + "strum_macros 0.24.3", + "unsigned-varint", + "url", +] + +[[package]] name = "ucd-trie" version = "0.1.5" source = "registry+https://github.com/rust-lang/crates.io-index" @@ -4899,6 +5289,16 @@ source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "830b7e5d4d90034032940e4ace0d9a9a057e7a45cd94e6c007832e39edb82f6d" [[package]] +name = "value-bag" +version = "1.0.0-alpha.9" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "2209b78d1249f7e6f3293657c9779fe31ced465df091bbd433a1cf88e916ec55" +dependencies = [ + "ctor", + "version_check", +] + +[[package]] name = "vcpkg" version = "0.2.15" source = "registry+https://github.com/rust-lang/crates.io-index" @@ -4929,6 +5329,12 @@ source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "49874b5167b65d7193b8aba1567f5c7d93d001cafc34600cee003eda787e483f" [[package]] +name = "waker-fn" +version = "1.1.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "9d5b2c62b4012a3e1eca5a7e077d13b3bf498c4073e33ccd58626607748ceeca" + +[[package]] name = "walkdir" version = "2.3.2" source = "registry+https://github.com/rust-lang/crates.io-index" @@ -5123,6 +5529,15 @@ dependencies = [ ] [[package]] +name = "wepoll-ffi" +version = "0.1.2" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "d743fdedc5c64377b5fc2bc036b01c7fd642205a0d96356034ae3404d49eb7fb" +dependencies = [ + "cc", +] + +[[package]] name = "which" version = "4.3.0" source = "registry+https://github.com/rust-lang/crates.io-index" diff --git a/adenosine-pds/Cargo.toml b/adenosine-pds/Cargo.toml index 8fdc138..432e893 100644 --- a/adenosine-pds/Cargo.toml +++ b/adenosine-pds/Cargo.toml @@ -36,6 +36,10 @@ data-encoding = "*" k256 = { version = "*", features = ["ecdsa"] } p256 = { version = "*", features = ["ecdsa"] } multibase = "*" +ucan = "0.7.0-alpha.1" +# TODO: replace this with data-encoding or similar; this is only needed for ucan_p256 stuff +bs58 = "*" +async-trait = "*" [package.metadata.deb] maintainer = "Bryan Newbold <bnewbold@robocracy.org>" diff --git a/adenosine-pds/src/ucan_p256.rs b/adenosine-pds/src/ucan_p256.rs new file mode 100644 index 0000000..9fe89ed --- /dev/null +++ b/adenosine-pds/src/ucan_p256.rs @@ -0,0 +1,91 @@ +/// Implement UCAN KeyMaterial trait for p256 +/// +/// This is needed because the 'ucan-key-support' crate does not include support for this key type. +use anyhow::{anyhow, Result}; +use async_trait::async_trait; + +use p256::ecdsa::signature::{Signer, Verifier}; +use p256::ecdsa::{Signature, SigningKey as P256PrivateKey, VerifyingKey as P256PublicKey}; + +use ucan::crypto::KeyMaterial; + +pub use ucan::crypto::{did::P256_MAGIC_BYTES, JwtSignatureAlgorithm}; + +pub fn bytes_to_p256_key(bytes: Vec<u8>) -> Result<Box<dyn KeyMaterial>> { + let public_key = P256PublicKey::try_from(bytes.as_slice())?; + Ok(Box::new(P256KeyMaterial(public_key, None))) +} + +#[derive(Clone)] +pub struct P256KeyMaterial(pub P256PublicKey, pub Option<P256PrivateKey>); + +#[cfg_attr(target_arch="wasm32", async_trait(?Send))] +#[cfg_attr(not(target_arch = "wasm32"), async_trait)] +impl KeyMaterial for P256KeyMaterial { + fn get_jwt_algorithm_name(&self) -> String { + JwtSignatureAlgorithm::ES256.to_string() + } + + async fn get_did(&self) -> Result<String> { + let bytes = [ + P256_MAGIC_BYTES, + &self.0.to_encoded_point(true).to_bytes().to_vec(), + ] + .concat(); + Ok(format!("did:key:z{}", bs58::encode(bytes).into_string())) + } + + async fn sign(&self, payload: &[u8]) -> Result<Vec<u8>> { + match self.1 { + Some(ref private_key) => { + let signature = private_key.sign(payload); + Ok(signature.to_vec()) + } + None => Err(anyhow!("No private key; cannot sign data")), + } + } + + async fn verify(&self, payload: &[u8], signature: &[u8]) -> Result<()> { + let signature = Signature::try_from(signature)?; + self.0 + .verify(payload, &signature) + .map_err(|error| anyhow!("Could not verify signature: {:?}", error)) + } +} + +#[cfg(test)] +mod tests { + use super::{bytes_to_p256_key, P256KeyMaterial, P256_MAGIC_BYTES}; + use p256::ecdsa::signature::{Signer, Verifier}; + use p256::ecdsa::{SigningKey as P256PrivateKey, VerifyingKey as P256PublicKey}; + use ucan::{ + builder::UcanBuilder, + crypto::{did::DidParser, KeyMaterial}, + ucan::Ucan, + }; + + #[cfg_attr(not(target_arch = "wasm32"), tokio::test)] + async fn it_can_sign_and_verify_a_ucan() { + let rng = rand::thread_rng(); + let private_key = P256PrivateKey::new(rng); + let public_key = P256PublicKey::from(&private_key); + + let key_material = P256KeyMaterial(public_key, Some(private_key)); + let token_string = UcanBuilder::default() + .issued_by(&key_material) + .for_audience(key_material.get_did().await.unwrap().as_str()) + .with_lifetime(60) + .build() + .unwrap() + .sign() + .await + .unwrap() + .encode() + .unwrap(); + + let mut did_parser = DidParser::new(&[(P256_MAGIC_BYTES, bytes_to_p256_key)]); + + let ucan = Ucan::try_from(token_string).unwrap(); + ucan.check_signature(&mut did_parser).await.unwrap(); + } +} |