mirror of
https://github.com/tlsnotary/tlsn.git
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dfc162929d
* doc: Fix examples for alpha7 release + Use secp256k1 key for notary server fixture + fix tower issue + Fixed doctes issues (Avoid doc test failures when ignored tests are run) + Run wasm tests in incognitto mode to avoid chromiumoxide ws errors * Added comment * minor improvements * formatting * polish attestation example * use shorthand fs write * clean * simplify discord example --------- Co-authored-by: sinu <65924192+sinui0@users.noreply.github.com>
62 lines
2.2 KiB
Rust
62 lines
2.2 KiB
Rust
// This example demonstrates how to build a verifiable presentation from an
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// attestation and the corresponding connection secrets. See the `prove.rs`
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// example to learn how to acquire an attestation from a Notary.
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use tlsn_core::{attestation::Attestation, presentation::Presentation, CryptoProvider, Secrets};
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use tlsn_formats::http::HttpTranscript;
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fn main() -> Result<(), Box<dyn std::error::Error>> {
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// Read attestation from disk.
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let attestation: Attestation =
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bincode::deserialize(&std::fs::read("example.attestation.tlsn")?)?;
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// Read secrets from disk.
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let secrets: Secrets = bincode::deserialize(&std::fs::read("example.secrets.tlsn")?)?;
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// Parse the HTTP transcript.
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let transcript = HttpTranscript::parse(secrets.transcript())?;
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// Build a transcript proof.
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let mut builder = secrets.transcript_proof_builder();
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let request = &transcript.requests[0];
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// Reveal the structure of the request without the headers or body.
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builder.reveal_sent(&request.without_data())?;
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// Reveal the request target.
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builder.reveal_sent(&request.request.target)?;
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// Reveal all headers except the value of the User-Agent header.
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for header in &request.headers {
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if !header.name.as_str().eq_ignore_ascii_case("User-Agent") {
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builder.reveal_sent(header)?;
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} else {
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builder.reveal_sent(&header.without_value())?;
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}
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}
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// Reveal the entire response.
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builder.reveal_recv(&transcript.responses[0])?;
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let transcript_proof = builder.build()?;
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// Use default crypto provider to build the presentation.
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let provider = CryptoProvider::default();
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let mut builder = attestation.presentation_builder(&provider);
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builder
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.identity_proof(secrets.identity_proof())
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.transcript_proof(transcript_proof);
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let presentation: Presentation = builder.build()?;
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// Write the presentation to disk.
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std::fs::write(
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"example.presentation.tlsn",
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bincode::serialize(&presentation)?,
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)?;
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println!("Presentation built successfully!");
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println!("The presentation has been written to `example.presentation.tlsn`.");
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Ok(())
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}
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