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33fde0cbf4
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b50f40fe8a
41
src/lib.rs
41
src/lib.rs
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@ -388,46 +388,27 @@ pub fn new_negative_report_key(db: &Db, date: u32) -> Option<PublicKey> {
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}
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}
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/// If we have a key for the requested day, return the secret part.
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pub fn get_negative_report_secret_key(db: &Db, date: u32) -> Option<StaticSecret> {
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/// Receive an encrypted negative report. Attempt to decrypt it and if
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/// successful, add it to the database to be processed later.
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pub fn handle_encrypted_negative_report(db: &Db, enc_report: EncryptedNegativeReport) {
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if db.contains_key("nr-keys").unwrap() {
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let nr_keys: BTreeMap<u32, StaticSecret> =
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match bincode::deserialize(&db.get("nr-keys").unwrap().unwrap()) {
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Ok(map) => map,
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Err(_) => {
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return None;
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return;
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}
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};
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if nr_keys.contains_key(&date) {
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let secret = nr_keys.get(&date).unwrap();
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Some(secret.clone())
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} else {
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None
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if nr_keys.contains_key(&enc_report.date) {
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let secret = nr_keys.get(&enc_report.date).unwrap();
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let nr = match enc_report.decrypt(&secret) {
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Ok(nr) => nr,
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Err(_) => {
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return;
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}
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} else {
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None
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}
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}
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/// If we have a key for the requested day, return the public part.
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pub fn get_negative_report_public_key(db: &Db, date: u32) -> Option<PublicKey> {
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match get_negative_report_secret_key(&db, date) {
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Some(secret) => Some(PublicKey::from(&secret)),
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None => None,
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}
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}
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/// Receive an encrypted negative report. Attempt to decrypt it and if
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/// successful, add it to the database to be processed later.
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pub fn handle_encrypted_negative_report(db: &Db, enc_report: EncryptedNegativeReport) {
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match get_negative_report_secret_key(&db, enc_report.date) {
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Some(secret) => match enc_report.decrypt(&secret) {
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Ok(nr) => {
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};
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save_negative_report_to_process(&db, nr);
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}
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Err(_) => {}
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},
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None => {}
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}
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}
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@ -15,31 +15,10 @@ pub async fn handle(db: &Db, req: Request<Body>) -> Result<Response<Body>, Infal
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.body(Body::from("Allow POST"))
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.unwrap()),
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_ => match (req.method(), req.uri().path()) {
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#[cfg(feature = "simulation")]
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(&Method::POST, "/nrkey") => Ok::<_, Infallible>({
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// We need a way for simulated users to get the keys to
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// encrypt their negative reports. As Troll Patrol may
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// not be directly accessible when users are submitting
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// negative reports, in practice we expect that these
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// keys will be made available elsewhere.
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let bytes = body::to_bytes(req.into_body()).await.unwrap();
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// Expect the body to contain the date for the key the
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// user requests.
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let date: u32 = match serde_json::from_slice(&bytes) {
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Ok(date) => date,
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Err(e) => {
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let response = json!({"error": e.to_string()});
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let val = serde_json::to_string(&response).unwrap();
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return Ok(prepare_header(val));
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}
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};
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let pubkey = get_negative_report_public_key(&db, date);
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prepare_header(serde_json::to_string(&pubkey).unwrap())
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}),
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(&Method::POST, "/negativereport") => Ok::<_, Infallible>({
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let bytes = body::to_bytes(req.into_body()).await.unwrap();
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// We cannot depend on the transport layer providing E2EE, so
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// negative reports should be separately encrypted.
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// positive reports should be separately encrypted.
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let enr: EncryptedNegativeReport = match bincode::deserialize(&bytes) {
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Ok(enr) => enr,
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Err(e) => {
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@ -1,5 +1,7 @@
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use lox_cli::networking::*;
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use lox_library::IssuerPubKey;
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use std::collections::HashMap;
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use x25519_dalek::PublicKey;
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pub struct State {
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pub la_pubkeys: Vec<IssuerPubKey>,
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@ -14,4 +16,5 @@ pub struct State {
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pub prob_user_is_censor: f64,
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pub prob_user_submits_reports: f64,
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pub probs_user_in_country: Vec<(String, f64)>,
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pub tp_pubkeys: HashMap<u32, PublicKey>,
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}
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@ -9,7 +9,6 @@ use lox_library::{
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bridge_table::BridgeLine, cred::Lox, proto::check_blockage::MIN_TRUST_LEVEL, scalar_u32,
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};
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use rand::Rng;
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use x25519_dalek::PublicKey;
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pub struct User {
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// Does this user cooperate with a censor?
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@ -143,18 +142,7 @@ impl User {
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pub async fn send_negative_reports(state: &State, reports: Vec<NegativeReport>) {
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let date = get_date();
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//let pubkey = state.tp_pubkeys.get(&date).unwrap();
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let pubkey = serde_json::from_slice::<Option<PublicKey>>(
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&state
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.net_tp
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.request(
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"/nrkey".to_string(),
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serde_json::to_string(&date).unwrap().into(),
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)
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.await,
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)
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.unwrap()
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.unwrap();
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let pubkey = state.tp_pubkeys.get(&date).unwrap();
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for report in reports {
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state
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.net_tp
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@ -200,10 +188,13 @@ impl User {
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let mut succeeded = Vec::<BridgeLine>::new();
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for i in 0..bucket.len() {
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// At level 0, we only have 1 bridge
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if level > 0 || i == 0 {
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if self.connect(&bucket[i]) {
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if (level > 0 || i == 0) && self.connect(&bucket[i]) {
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if self.submits_reports && level >= 3 {
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succeeded.push(bucket[i]);
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}
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break;
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} else {
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if self.submits_reports {
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failed.push(bucket[i]);
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}
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}
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