Alois
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(feat): add the example's web-client dist folder to a gitignore (fix): format issues (fix): a lot of duplicate code
96 lines
3.4 KiB
Rust
96 lines
3.4 KiB
Rust
use mtp::client::MTPConnection;
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use mtp::codec::{CommunicationType, CommunicationValue, DataType, DataValue};
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use mtp::crypto::{Ed25519Signer, EncryptionType, Keyring, PublicKeyBundle, SigAlgorithm};
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use mtp::type_map::TypeMap;
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pub fn build_demo_message(
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client_id: u64,
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keyring: &Keyring,
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server_bundle: &PublicKeyBundle,
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) -> CommunicationValue {
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// Encrypt to the server's KEM public key; the server decrypts with its keyring.
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let enc_type = EncryptionType::MlKemChaCha20Poly1305;
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let signer = Ed25519Signer::new(&keyring.sig_cl_secret_key)
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.expect("Ed25519 signer from keyring");
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let tm = TypeMap::latest();
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let inner_enc = DataValue::Container(vec![
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(DataType::Version.to_id(&tm), DataValue::Str("secret inner data".into())),
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(DataType::Id.to_id(&tm), DataValue::UnsignedNumber(42)),
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]);
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let mut dv_enc = inner_enc;
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dv_enc.encrypt_container(enc_type, server_bundle, b"demo-aad");
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let inner_sig = DataValue::Container(vec![
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(DataType::Version.to_id(&tm), DataValue::Str("signed by client".into())),
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(DataType::Id.to_id(&tm), DataValue::UnsignedNumber(99)),
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]);
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let mut dv_sig = inner_sig;
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dv_sig.sign_container(SigAlgorithm::ED25519, &signer);
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let inner_sec = DataValue::Container(vec![
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(
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DataType::Version.to_id(&tm),
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DataValue::Str("signed+encrypted payload".into()),
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),
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(DataType::Id.to_id(&tm), DataValue::UnsignedNumber(7)),
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]);
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let mut dv_sec = inner_sec;
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dv_sec.sign_and_encrypt_container(SigAlgorithm::ED25519, &signer, enc_type, server_bundle, b"demo-aad");
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let timestamp = std::time::SystemTime::now()
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.duration_since(std::time::UNIX_EPOCH)
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.unwrap()
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.as_secs();
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let msg = CommunicationValue::new(CommunicationType::Ping)
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.add_typed_default(
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DataType::Description,
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DataValue::Str("MTP Data Type Demo".into()),
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)
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.add_typed_default(
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DataType::Timestamp,
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DataValue::UnsignedNumber(timestamp as u128),
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)
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.add_typed_default(DataType::Data, DataValue::Str("Hello, MTP!".into()))
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.add_typed_default(DataType::Flags, DataValue::BoolTrue)
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.add_typed_default(DataType::Value, DataValue::Float(2, 12345))
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.add_typed_default(
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DataType::BinaryData,
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DataValue::Bytes(vec![0xDE, 0xAD, 0xBE, 0xEF, 0x42]),
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)
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.add_typed_default(
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DataType::Items,
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DataValue::Array(vec![
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DataValue::Str("alpha".into()),
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DataValue::Str("beta".into()),
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DataValue::Str("gamma".into()),
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]),
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)
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.add_typed_default(DataType::EncryptedPayload, dv_enc)
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.add_typed_default(DataType::SignedPayload, dv_sig)
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.add_typed_default(DataType::SecurePayload, dv_sec)
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.with_sender(client_id);
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msg
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}
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pub async fn send_and_receive(
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conn: &MTPConnection,
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keyring: &Keyring,
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server_bundle: &PublicKeyBundle,
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) -> Result<(), Box<dyn std::error::Error>> {
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let msg = build_demo_message(conn.client_id, keyring, server_bundle);
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println!("Sending: {msg}");
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conn.sender.send(&msg).await?;
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match conn.receiver.receive().await {
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Ok(resp) => {
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println!("Received: {resp}");
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}
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Err(e) => eprintln!("Receive error: {e}"),
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}
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conn.sender.close();
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Ok(())
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}
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