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use base64::prelude::*;
use serde::{Deserialize, Serialize};
use std::error::Error;
use std::path::Path;
use libp2p_identity::Keypair;
use libp2p_identity::PeerId;
#[derive(Clone, Serialize, Deserialize)]
#[serde(rename_all = "PascalCase")]
pub(crate) struct Config {
pub(crate) identity: Identity,
}
impl Config {
pub(crate) fn from_file(path: &Path) -> Result<Self, Box<dyn Error>> {
Ok(serde_json::from_str(&std::fs::read_to_string(path)?)?)
}
pub(crate) fn from_key_material(
peer_id: PeerId,
keypair: &Keypair,
) -> Result<Self, Box<dyn Error>> {
let priv_key = BASE64_STANDARD.encode(keypair.to_protobuf_encoding()?);
let peer_id = peer_id.to_base58();
Ok(Self {
identity: Identity { peer_id, priv_key },
})
}
}
#[derive(Clone, Serialize, Deserialize)]
#[serde(rename_all = "PascalCase")]
pub(crate) struct Identity {
#[serde(rename = "PeerID")]
pub(crate) peer_id: String,
pub(crate) priv_key: String,
}
impl zeroize::Zeroize for Config {
fn zeroize(&mut self) {
self.identity.peer_id.zeroize();
self.identity.priv_key.zeroize();
}
}
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