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- /*! Unit tests that require access to the testing-only function
- BridgeLine::random() or private fields */
- use super::bridge_table::BridgeLine;
- use super::proto::*;
- use super::*;
- struct TestHarness {
- bdb: BridgeDb,
- pub ba: BridgeAuth,
- }
- impl TestHarness {
- fn new() -> Self {
- // Create a BridegDb
- let mut bdb = BridgeDb::new();
- // Create a BridgeAuth
- let mut ba = BridgeAuth::new(bdb.pubkey);
- // Make 15 open invitation bridges, in 5 sets of 3
- for _ in 0..5 {
- let bucket = [
- BridgeLine::random(),
- BridgeLine::random(),
- BridgeLine::random(),
- ];
- ba.add_openinv_bridges(bucket, &mut bdb);
- }
- // Add 5 more hot spare buckets
- for _ in 0..5 {
- let bucket = [
- BridgeLine::random(),
- BridgeLine::random(),
- BridgeLine::random(),
- ];
- ba.add_spare_bucket(bucket);
- }
- // Create the encrypted bridge table
- ba.enc_bridge_table();
- Self { bdb, ba }
- }
- fn advance_days(&mut self, days: u16) {
- self.ba.advance_days(days);
- }
- fn open_invite(&mut self) -> cred::Lox {
- // Issue an open invitation
- let inv = self.bdb.invite();
- // Use it to get a Lox credential
- let (req, state) = open_invite::request(&inv);
- let resp = self.ba.handle_open_invite(req).unwrap();
- open_invite::handle_response(state, resp, &self.ba.lox_pub).unwrap()
- }
- fn trust_promotion(&mut self, cred: &cred::Lox) -> cred::Migration {
- let (promreq, promstate) =
- trust_promotion::request(&cred, &self.ba.lox_pub, self.ba.today()).unwrap();
- let promresp = self.ba.handle_trust_promotion(promreq).unwrap();
- trust_promotion::handle_response(promstate, promresp).unwrap()
- }
- fn level0_migration(&mut self, loxcred: &cred::Lox, migcred: &cred::Migration) -> cred::Lox {
- let (migreq, migstate) =
- migration::request(loxcred, migcred, &self.ba.lox_pub, &self.ba.migration_pub).unwrap();
- let migresp = self.ba.handle_migration(migreq).unwrap();
- migration::handle_response(migstate, migresp, &self.ba.lox_pub).unwrap()
- }
- fn level_up(&mut self, cred: &cred::Lox) -> cred::Lox {
- // Read the bucket in the credential to get today's Bucket
- // Reachability credential
- let (id, key) = bridge_table::from_scalar(cred.bucket).unwrap();
- let encbuckets = self.ba.enc_bridge_table();
- let bucket =
- bridge_table::BridgeTable::decrypt_bucket(id, &key, &encbuckets[id as usize]).unwrap();
- let reachcred = bucket.1.unwrap();
- // Use the Bucket Reachability credential to advance to the next
- // level
- let (req, state) = level_up::request(
- &cred,
- &reachcred,
- &self.ba.lox_pub,
- &self.ba.reachability_pub,
- self.ba.today(),
- )
- .unwrap();
- let resp = self.ba.handle_level_up(req).unwrap();
- level_up::handle_response(state, resp, &self.ba.lox_pub).unwrap()
- }
- fn issue_invite(&mut self, cred: &cred::Lox) -> (cred::Lox, cred::Invitation) {
- // Read the bucket in the credential to get today's Bucket
- // Reachability credential
- let (id, key) = bridge_table::from_scalar(cred.bucket).unwrap();
- let encbuckets = self.ba.enc_bridge_table();
- let bucket =
- bridge_table::BridgeTable::decrypt_bucket(id, &key, &encbuckets[id as usize]).unwrap();
- let reachcred = bucket.1.unwrap();
- let (req, state) = issue_invite::request(
- &cred,
- &reachcred,
- &self.ba.lox_pub,
- &self.ba.reachability_pub,
- self.ba.today(),
- )
- .unwrap();
- let resp = self.ba.handle_issue_invite(req).unwrap();
- issue_invite::handle_response(state, resp, &self.ba.lox_pub, &self.ba.invitation_pub)
- .unwrap()
- }
- fn redeem_invite(&mut self, inv: &cred::Invitation) -> cred::Lox {
- let (req, state) =
- redeem_invite::request(&inv, &self.ba.invitation_pub, self.ba.today()).unwrap();
- let resp = self.ba.handle_redeem_invite(req).unwrap();
- redeem_invite::handle_response(state, resp, &self.ba.lox_pub).unwrap()
- }
- }
- #[test]
- fn test_open_invite() {
- let mut th = TestHarness::new();
- // Join an untrusted user
- let cred = th.open_invite();
- // Check that we can use the credential to read a bucket
- let (id, key) = bridge_table::from_scalar(cred.bucket).unwrap();
- let encbuckets = th.ba.enc_bridge_table();
- let bucket =
- bridge_table::BridgeTable::decrypt_bucket(id, &key, &encbuckets[id as usize]).unwrap();
- println!("cred = {:?}", cred);
- println!("bucket = {:?}", bucket);
- assert!(bucket.1.is_none());
- assert!(th.ba.verify_lox(&cred));
- }
- #[test]
- fn test_trust_promotion() {
- let mut th = TestHarness::new();
- let cred = th.open_invite();
- assert!(th.ba.verify_lox(&cred));
- // Time passes
- th.advance_days(47);
- let migcred = th.trust_promotion(&cred);
- assert!(th.ba.verify_migration(&migcred));
- // Check that we can use the to_bucket in the Migration credenital
- // to read a bucket
- let (id, key) = bridge_table::from_scalar(migcred.to_bucket).unwrap();
- let encbuckets = th.ba.enc_bridge_table();
- let bucket =
- bridge_table::BridgeTable::decrypt_bucket(id, &key, &encbuckets[id as usize]).unwrap();
- println!("bucket = {:?}", bucket);
- assert!(th.ba.verify_reachability(&bucket.1.unwrap()));
- }
- #[test]
- fn test_level0_migration() {
- let mut th = TestHarness::new();
- let cred = th.open_invite();
- assert!(th.ba.verify_lox(&cred));
- // Time passes
- th.advance_days(47);
- let migcred = th.trust_promotion(&cred);
- assert!(th.ba.verify_migration(&migcred));
- let newloxcred = th.level0_migration(&cred, &migcred);
- assert!(th.ba.verify_lox(&newloxcred));
- println!("newloxcred = {:?}", newloxcred);
- // Check that we can use the credenital to read a bucket
- let (id, key) = bridge_table::from_scalar(newloxcred.bucket).unwrap();
- let encbuckets = th.ba.enc_bridge_table();
- let bucket =
- bridge_table::BridgeTable::decrypt_bucket(id, &key, &encbuckets[id as usize]).unwrap();
- println!("bucket = {:?}", bucket);
- assert!(th.ba.verify_reachability(&bucket.1.unwrap()));
- }
- #[test]
- fn test_level_up() {
- let mut th = TestHarness::new();
- // Join an untrusted user
- let cred = th.open_invite();
- // Time passes
- th.advance_days(47);
- // Go up to level 1
- let migcred = th.trust_promotion(&cred);
- let cred1 = th.level0_migration(&cred, &migcred);
- assert!(scalar_u32(&cred1.trust_level).unwrap() == 1);
- // Time passes
- th.advance_days(20);
- let cred2 = th.level_up(&cred1);
- assert!(scalar_u32(&cred2.trust_level).unwrap() == 2);
- println!("cred2 = {:?}", cred2);
- assert!(th.ba.verify_lox(&cred2));
- // Time passes
- th.advance_days(30);
- let cred3 = th.level_up(&cred2);
- assert!(scalar_u32(&cred3.trust_level).unwrap() == 3);
- println!("cred3 = {:?}", cred3);
- assert!(th.ba.verify_lox(&cred3));
- // Time passes
- th.advance_days(60);
- let cred4 = th.level_up(&cred3);
- assert!(scalar_u32(&cred3.trust_level).unwrap() == 3);
- println!("cred4 = {:?}", cred4);
- assert!(th.ba.verify_lox(&cred4));
- }
- #[test]
- fn test_issue_invite() {
- let mut th = TestHarness::new();
- // Join an untrusted user
- let cred = th.open_invite();
- // Time passes
- th.advance_days(47);
- // Go up to level 1
- let migcred = th.trust_promotion(&cred);
- let cred1 = th.level0_migration(&cred, &migcred);
- assert!(scalar_u32(&cred1.trust_level).unwrap() == 1);
- // Time passes
- th.advance_days(20);
- // Go up to level 2
- let cred2 = th.level_up(&cred1);
- assert!(scalar_u32(&cred2.trust_level).unwrap() == 2);
- println!("cred2 = {:?}", cred2);
- assert!(th.ba.verify_lox(&cred2));
- // Issue an invitation
- let (cred2a, invite) = th.issue_invite(&cred2);
- assert!(th.ba.verify_lox(&cred2a));
- assert!(th.ba.verify_invitation(&invite));
- println!("cred2a = {:?}", cred2a);
- println!("invite = {:?}", invite);
- }
- #[test]
- fn test_redeem_invite() {
- let mut th = TestHarness::new();
- // Join an untrusted user
- let cred = th.open_invite();
- // Time passes
- th.advance_days(47);
- // Go up to level 1
- let migcred = th.trust_promotion(&cred);
- let cred1 = th.level0_migration(&cred, &migcred);
- assert!(scalar_u32(&cred1.trust_level).unwrap() == 1);
- // Time passes
- th.advance_days(20);
- // Go up to level 2
- let cred2 = th.level_up(&cred1);
- assert!(scalar_u32(&cred2.trust_level).unwrap() == 2);
- println!("cred2 = {:?}", cred2);
- assert!(th.ba.verify_lox(&cred2));
- // Issue an invitation to Bob
- let (cred2a, bob_invite) = th.issue_invite(&cred2);
- assert!(th.ba.verify_lox(&cred2a));
- assert!(th.ba.verify_invitation(&bob_invite));
- println!("cred2a = {:?}", cred2a);
- println!("bob_invite = {:?}", bob_invite);
- // Time passes
- th.advance_days(12);
- // Bob joins the system
- let bob_cred = th.redeem_invite(&bob_invite);
- assert!(th.ba.verify_lox(&bob_cred));
- println!("bob_cred = {:?}", bob_cred);
- }
- #[test]
- fn test_mark_unreachable() {
- let mut th = TestHarness::new();
- println!("spares = {:?}", th.ba.bridge_table.spares);
- println!("tmig = {:?}", th.ba.trustup_migration_table.table);
- println!("bmig = {:?}", th.ba.blockage_migration_table.table);
- println!("openinv = {:?}\n", th.bdb.openinv_buckets);
- // Mark a bridge in an untrusted bucket as unreachable
- let b6 = th.ba.bridge_table.buckets[6][0];
- th.ba.bridge_unreachable(&b6, &mut th.bdb);
- println!("spares = {:?}", th.ba.bridge_table.spares);
- println!("tmig = {:?}", th.ba.trustup_migration_table.table);
- println!("bmig = {:?}", th.ba.blockage_migration_table.table);
- println!("openinv = {:?}\n", th.bdb.openinv_buckets);
- // Mark another bridge grouped to the same trusted bucket as
- // unreachable
- let b7 = th.ba.bridge_table.buckets[7][0];
- th.ba.bridge_unreachable(&b7, &mut th.bdb);
- println!("spares = {:?}", th.ba.bridge_table.spares);
- println!("tmig = {:?}", th.ba.trustup_migration_table.table);
- println!("bmig = {:?}", th.ba.blockage_migration_table.table);
- println!("openinv = {:?}\n", th.bdb.openinv_buckets);
- // That will have introduced a blockage migration. Get the target
- let target: u32 = *th
- .ba
- .blockage_migration_table
- .table
- .iter()
- .next()
- .unwrap()
- .1;
- // Block two of the bridges in that target bucket
- let bt1 = th.ba.bridge_table.buckets[target as usize][1];
- let bt2 = th.ba.bridge_table.buckets[target as usize][2];
- th.ba.bridge_unreachable(&bt1, &mut th.bdb);
- th.ba.bridge_unreachable(&bt2, &mut th.bdb);
- println!("spares = {:?}", th.ba.bridge_table.spares);
- println!("tmig = {:?}", th.ba.trustup_migration_table.table);
- println!("bmig = {:?}", th.ba.blockage_migration_table.table);
- println!("openinv = {:?}\n", th.bdb.openinv_buckets);
- }
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