pub struct LocalKeystore(_);
Expand description

A local based keystore that is either memory-based or filesystem-based.

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impl LocalKeystore

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pub fn open<T: Into<PathBuf>>( path: T, password: Option<SecretString> ) -> Result<Self>

Create a local keystore from filesystem.

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pub fn in_memory() -> Self

Create a local keystore in memory.

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pub fn key_pair<Pair: AppPair>( &self, public: &<Pair as AppCrypto>::Public ) -> Result<Option<Pair>>

Get a key pair for the given public key.

Returns Ok(None) if the key doesn’t exist, Ok(Some(_)) if the key exists and Err(_) when something failed.

Trait Implementations§

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impl Into<Arc<dyn Keystore + 'static>> for LocalKeystore

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fn into(self) -> KeystorePtr

Converts this type into the (usually inferred) input type.
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impl Keystore for LocalKeystore

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fn sr25519_generate_new( &self, key_type: KeyTypeId, seed: Option<&str> ) -> Result<Public, TraitError>

Generate a new pair compatible with the ‘ed25519’ signature scheme.

If [seed] is Some then the key will be ephemeral and stored in memory.

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fn ed25519_generate_new( &self, key_type: KeyTypeId, seed: Option<&str> ) -> Result<Public, TraitError>

Generate a new pair compatible with the ‘sr25519’ signature scheme.

If [seed] is Some then the key will be ephemeral and stored in memory.

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fn ecdsa_generate_new( &self, key_type: KeyTypeId, seed: Option<&str> ) -> Result<Public, TraitError>

Generate a new pair compatible with the ‘ecdsa’ signature scheme.

If [seed] is Some then the key will be ephemeral and stored in memory.

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fn bandersnatch_generate_new( &self, key_type: KeyTypeId, seed: Option<&str> ) -> Result<Public, TraitError>

Generate a new pair compatible with the ‘bandersnatch’ signature scheme.

If [seed] is Some then the key will be ephemeral and stored in memory.

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fn bls381_generate_new( &self, key_type: KeyTypeId, seed: Option<&str> ) -> Result<Public, TraitError>

Generate a new pair compatible with the ‘bls381’ signature scheme.

If [seed] is Some then the key will be ephemeral and stored in memory.

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fn bls377_generate_new( &self, key_type: KeyTypeId, seed: Option<&str> ) -> Result<Public, TraitError>

Generate a new pair compatible with the ‘bls377’ signature scheme.

If [seed] is Some then the key will be ephemeral and stored in memory.

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fn sr25519_public_keys(&self, key_type: KeyTypeId) -> Vec<Public>

Returns all the sr25519 public keys for the given key type.
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fn sr25519_sign( &self, key_type: KeyTypeId, public: &Public, msg: &[u8] ) -> Result<Option<Signature>, TraitError>

Generate an sr25519 signature for a given message. Read more
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fn sr25519_vrf_sign( &self, key_type: KeyTypeId, public: &Public, data: &VrfSignData ) -> Result<Option<VrfSignature>, TraitError>

Generate an sr25519 VRF signature for the given data. Read more
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fn sr25519_vrf_output( &self, key_type: KeyTypeId, public: &Public, input: &VrfInput ) -> Result<Option<VrfOutput>, TraitError>

Generate an sr25519 VRF output for a given input data. Read more
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fn ed25519_public_keys(&self, key_type: KeyTypeId) -> Vec<Public>

Returns all ed25519 public keys for the given key type.
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fn ed25519_sign( &self, key_type: KeyTypeId, public: &Public, msg: &[u8] ) -> Result<Option<Signature>, TraitError>

Generate an ed25519 signature for a given message. Read more
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fn ecdsa_public_keys(&self, key_type: KeyTypeId) -> Vec<Public>

Returns all ecdsa public keys for the given key type.
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fn ecdsa_sign( &self, key_type: KeyTypeId, public: &Public, msg: &[u8] ) -> Result<Option<Signature>, TraitError>

Generate an ecdsa signature for a given message. Read more
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fn ecdsa_sign_prehashed( &self, key_type: KeyTypeId, public: &Public, msg: &[u8; 32] ) -> Result<Option<Signature>, TraitError>

Generate an ecdsa signature for a given pre-hashed message. Read more
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fn bandersnatch_public_keys(&self, key_type: KeyTypeId) -> Vec<Public>

Returns all the bandersnatch public keys for the given key type.
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fn bandersnatch_sign( &self, key_type: KeyTypeId, public: &Public, msg: &[u8] ) -> Result<Option<Signature>, TraitError>

Generate an bandersnatch signature for a given message. Read more
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fn bandersnatch_vrf_sign( &self, key_type: KeyTypeId, public: &Public, data: &VrfSignData ) -> Result<Option<VrfSignature>, TraitError>

Generate a bandersnatch VRF signature for the given data. Read more
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fn bandersnatch_vrf_output( &self, key_type: KeyTypeId, public: &Public, input: &VrfInput ) -> Result<Option<VrfOutput>, TraitError>

Generate a bandersnatch VRF (pre)output for a given input data. Read more
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fn bandersnatch_ring_vrf_sign( &self, key_type: KeyTypeId, public: &Public, data: &VrfSignData, prover: &RingProver ) -> Result<Option<RingVrfSignature>, TraitError>

Generate a bandersnatch ring-VRF signature for the given data. Read more
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fn bls381_public_keys(&self, key_type: KeyTypeId) -> Vec<Public>

Returns all bls12-381 public keys for the given key type.
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fn bls381_sign( &self, key_type: KeyTypeId, public: &Public, msg: &[u8] ) -> Result<Option<Signature>, TraitError>

Generate a bls381 signature for a given message. Read more
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fn bls377_public_keys(&self, key_type: KeyTypeId) -> Vec<Public>

Returns all bls12-377 public keys for the given key type.
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fn bls377_sign( &self, key_type: KeyTypeId, public: &Public, msg: &[u8] ) -> Result<Option<Signature>, TraitError>

Generate a bls377 signature for a given message. Read more
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fn insert( &self, key_type: KeyTypeId, suri: &str, public: &[u8] ) -> Result<(), ()>

Insert a new secret key.
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fn keys(&self, key_type: KeyTypeId) -> Result<Vec<Vec<u8>>, TraitError>

List all supported keys of a given type. Read more
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fn has_keys(&self, public_keys: &[(Vec<u8>, KeyTypeId)]) -> bool

Checks if the private keys for the given public key and key type combinations exist. Read more
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fn sign_with( &self, id: KeyTypeId, crypto_id: CryptoTypeId, public: &[u8], msg: &[u8] ) -> Result<Option<Vec<u8, Global>>, Error>

Convenience method to sign a message using the given key type and a raw public key for secret lookup. Read more

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type Init = T

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