#[cfg(test)]
mod tests {
use super::*;
- use crate::test_utils::do_read_write_remove_list_persist;
+ use crate::test_utils::{do_read_write_remove_list_persist, do_test_store};
+
+ use bitcoin::hashes::hex::FromHex;
+ use bitcoin::Txid;
+
+ use lightning::chain::ChannelMonitorUpdateStatus;
+ use lightning::chain::chainmonitor::Persist;
+ use lightning::chain::transaction::OutPoint;
+ use lightning::check_closed_event;
+ use lightning::events::{ClosureReason, MessageSendEventsProvider};
+ use lightning::ln::functional_test_utils::*;
+ use lightning::util::test_utils;
+ use lightning::util::persist::read_channel_monitors;
+ use std::fs;
+ #[cfg(target_os = "windows")]
+ use {
+ lightning::get_event_msg,
+ lightning::ln::msgs::ChannelMessageHandler,
+ };
+
+ impl Drop for FilesystemStore {
+ fn drop(&mut self) {
+ // We test for invalid directory names, so it's OK if directory removal
+ // fails.
+ match fs::remove_dir_all(&self.data_dir) {
+ Err(e) => println!("Failed to remove test persister directory: {}", e),
+ _ => {}
+ }
+ }
+ }
#[test]
fn read_write_remove_list_persist() {
let fs_store = FilesystemStore::new(temp_path);
do_read_write_remove_list_persist(&fs_store);
}
+
+ #[test]
+ fn test_if_monitors_is_not_dir() {
+ let store = FilesystemStore::new("test_monitors_is_not_dir".into());
+
+ fs::create_dir_all(&store.get_data_dir()).unwrap();
+ let mut path = std::path::PathBuf::from(&store.get_data_dir());
+ path.push("monitors");
+ fs::File::create(path).unwrap();
+
+ let chanmon_cfgs = create_chanmon_cfgs(1);
+ let mut node_cfgs = create_node_cfgs(1, &chanmon_cfgs);
+ let chain_mon_0 = test_utils::TestChainMonitor::new(Some(&chanmon_cfgs[0].chain_source), &chanmon_cfgs[0].tx_broadcaster, &chanmon_cfgs[0].logger, &chanmon_cfgs[0].fee_estimator, &store, node_cfgs[0].keys_manager);
+ node_cfgs[0].chain_monitor = chain_mon_0;
+ let node_chanmgrs = create_node_chanmgrs(1, &node_cfgs, &[None]);
+ let nodes = create_network(1, &node_cfgs, &node_chanmgrs);
+
+ // Check that read_channel_monitors() returns error if monitors/ is not a
+ // directory.
+ assert!(read_channel_monitors(&store, nodes[0].keys_manager, nodes[0].keys_manager).is_err());
+ }
+
+ #[test]
+ fn test_filesystem_store() {
+ // Create the nodes, giving them FilesystemStores for data stores.
+ let store_0 = FilesystemStore::new("test_filesystem_store_0".into());
+ let store_1 = FilesystemStore::new("test_filesystem_store_1".into());
+ do_test_store(&store_0, &store_1)
+ }
+
+ // Test that if the store's path to channel data is read-only, writing a
+ // monitor to it results in the store returning a PermanentFailure.
+ // Windows ignores the read-only flag for folders, so this test is Unix-only.
+ #[cfg(not(target_os = "windows"))]
+ #[test]
+ fn test_readonly_dir_perm_failure() {
+ let store = FilesystemStore::new("test_readonly_dir_perm_failure".into());
+ fs::create_dir_all(&store.get_data_dir()).unwrap();
+
+ // Set up a dummy channel and force close. This will produce a monitor
+ // that we can then use to test persistence.
+ let chanmon_cfgs = create_chanmon_cfgs(2);
+ let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
+ let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]);
+ let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
+ let chan = create_announced_chan_between_nodes(&nodes, 0, 1);
+ nodes[1].node.force_close_broadcasting_latest_txn(&chan.2, &nodes[0].node.get_our_node_id()).unwrap();
+ check_closed_event!(nodes[1], 1, ClosureReason::HolderForceClosed, [nodes[0].node.get_our_node_id()], 100000);
+ let mut added_monitors = nodes[1].chain_monitor.added_monitors.lock().unwrap();
+ let update_map = nodes[1].chain_monitor.latest_monitor_update_id.lock().unwrap();
+ let update_id = update_map.get(&added_monitors[0].0.to_channel_id()).unwrap();
+
+ // Set the store's directory to read-only, which should result in
+ // returning a permanent failure when we then attempt to persist a
+ // channel update.
+ let path = &store.get_data_dir();
+ let mut perms = fs::metadata(path).unwrap().permissions();
+ perms.set_readonly(true);
+ fs::set_permissions(path, perms).unwrap();
+
+ let test_txo = OutPoint {
+ txid: Txid::from_hex("8984484a580b825b9972d7adb15050b3ab624ccd731946b3eeddb92f4e7ef6be").unwrap(),
+ index: 0
+ };
+ match store.persist_new_channel(test_txo, &added_monitors[0].1, update_id.2) {
+ ChannelMonitorUpdateStatus::PermanentFailure => {},
+ _ => panic!("unexpected result from persisting new channel")
+ }
+
+ nodes[1].node.get_and_clear_pending_msg_events();
+ added_monitors.clear();
+ }
+
+ // Test that if a store's directory name is invalid, monitor persistence
+ // will fail.
+ #[cfg(target_os = "windows")]
+ #[test]
+ fn test_fail_on_open() {
+ // Set up a dummy channel and force close. This will produce a monitor
+ // that we can then use to test persistence.
+ let chanmon_cfgs = create_chanmon_cfgs(2);
+ let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
+ let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]);
+ let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
+ let chan = create_announced_chan_between_nodes(&nodes, 0, 1);
+ nodes[1].node.force_close_broadcasting_latest_txn(&chan.2, &nodes[0].node.get_our_node_id()).unwrap();
+ check_closed_event!(nodes[1], 1, ClosureReason::HolderForceClosed, [nodes[0].node.get_our_node_id()], 100000);
+ let mut added_monitors = nodes[1].chain_monitor.added_monitors.lock().unwrap();
+ let update_map = nodes[1].chain_monitor.latest_monitor_update_id.lock().unwrap();
+ let update_id = update_map.get(&added_monitors[0].0.to_channel_id()).unwrap();
+
+ // Create the store with an invalid directory name and test that the
+ // channel fails to open because the directories fail to be created. There
+ // don't seem to be invalid filename characters on Unix that Rust doesn't
+ // handle, hence why the test is Windows-only.
+ let store = FilesystemStore::new(":<>/".into());
+
+ let test_txo = OutPoint {
+ txid: Txid::from_hex("8984484a580b825b9972d7adb15050b3ab624ccd731946b3eeddb92f4e7ef6be").unwrap(),
+ index: 0
+ };
+ match store.persist_new_channel(test_txo, &added_monitors[0].1, update_id.2) {
+ ChannelMonitorUpdateStatus::PermanentFailure => {},
+ _ => panic!("unexpected result from persisting new channel")
+ }
+
+ nodes[1].node.get_and_clear_pending_msg_events();
+ added_monitors.clear();
+ }
}
-use lightning::util::persist::{KVStore, KVSTORE_NAMESPACE_KEY_MAX_LEN};
+use lightning::util::persist::{KVStore, KVSTORE_NAMESPACE_KEY_MAX_LEN, read_channel_monitors};
+use lightning::ln::functional_test_utils::{connect_block, create_announced_chan_between_nodes,
+ create_chanmon_cfgs, create_dummy_block, create_network, create_node_cfgs, create_node_chanmgrs,
+ send_payment};
+use lightning::chain::channelmonitor::CLOSED_CHANNEL_UPDATE_ID;
+use lightning::util::test_utils;
+use lightning::{check_closed_broadcast, check_closed_event, check_added_monitors};
+use lightning::events::ClosureReason;
use std::panic::RefUnwindSafe;
let listed_keys = kv_store.list(&max_chars, &max_chars).unwrap();
assert_eq!(listed_keys.len(), 0);
}
+
+// Integration-test the given KVStore implementation. Test relaying a few payments and check that
+// the persisted data is updated the appropriate number of times.
+pub(crate) fn do_test_store<K: KVStore>(store_0: &K, store_1: &K) {
+ let chanmon_cfgs = create_chanmon_cfgs(2);
+ let mut node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
+ let chain_mon_0 = test_utils::TestChainMonitor::new(Some(&chanmon_cfgs[0].chain_source), &chanmon_cfgs[0].tx_broadcaster, &chanmon_cfgs[0].logger, &chanmon_cfgs[0].fee_estimator, store_0, node_cfgs[0].keys_manager);
+ let chain_mon_1 = test_utils::TestChainMonitor::new(Some(&chanmon_cfgs[1].chain_source), &chanmon_cfgs[1].tx_broadcaster, &chanmon_cfgs[1].logger, &chanmon_cfgs[1].fee_estimator, store_1, node_cfgs[1].keys_manager);
+ node_cfgs[0].chain_monitor = chain_mon_0;
+ node_cfgs[1].chain_monitor = chain_mon_1;
+ let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]);
+ let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
+
+ // Check that the persisted channel data is empty before any channels are
+ // open.
+ let mut persisted_chan_data_0 = read_channel_monitors(store_0, nodes[0].keys_manager, nodes[0].keys_manager).unwrap();
+ assert_eq!(persisted_chan_data_0.len(), 0);
+ let mut persisted_chan_data_1 = read_channel_monitors(store_1, nodes[1].keys_manager, nodes[1].keys_manager).unwrap();
+ assert_eq!(persisted_chan_data_1.len(), 0);
+
+ // Helper to make sure the channel is on the expected update ID.
+ macro_rules! check_persisted_data {
+ ($expected_update_id: expr) => {
+ persisted_chan_data_0 = read_channel_monitors(store_0, nodes[0].keys_manager, nodes[0].keys_manager).unwrap();
+ assert_eq!(persisted_chan_data_0.len(), 1);
+ for (_, mon) in persisted_chan_data_0.iter() {
+ assert_eq!(mon.get_latest_update_id(), $expected_update_id);
+ }
+ persisted_chan_data_1 = read_channel_monitors(store_1, nodes[1].keys_manager, nodes[1].keys_manager).unwrap();
+ assert_eq!(persisted_chan_data_1.len(), 1);
+ for (_, mon) in persisted_chan_data_1.iter() {
+ assert_eq!(mon.get_latest_update_id(), $expected_update_id);
+ }
+ }
+ }
+
+ // Create some initial channel and check that a channel was persisted.
+ let _ = create_announced_chan_between_nodes(&nodes, 0, 1);
+ check_persisted_data!(0);
+
+ // Send a few payments and make sure the monitors are updated to the latest.
+ send_payment(&nodes[0], &vec!(&nodes[1])[..], 8000000);
+ check_persisted_data!(5);
+ send_payment(&nodes[1], &vec!(&nodes[0])[..], 4000000);
+ check_persisted_data!(10);
+
+ // Force close because cooperative close doesn't result in any persisted
+ // updates.
+ nodes[0].node.force_close_broadcasting_latest_txn(&nodes[0].node.list_channels()[0].channel_id, &nodes[1].node.get_our_node_id()).unwrap();
+ check_closed_event!(nodes[0], 1, ClosureReason::HolderForceClosed, [nodes[1].node.get_our_node_id()], 100000);
+ check_closed_broadcast!(nodes[0], true);
+ check_added_monitors!(nodes[0], 1);
+
+ let node_txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap();
+ assert_eq!(node_txn.len(), 1);
+
+ connect_block(&nodes[1], &create_dummy_block(nodes[0].best_block_hash(), 42, vec![node_txn[0].clone(), node_txn[0].clone()]));
+ check_closed_broadcast!(nodes[1], true);
+ check_closed_event!(nodes[1], 1, ClosureReason::CommitmentTxConfirmed, [nodes[0].node.get_our_node_id()], 100000);
+ check_added_monitors!(nodes[1], 1);
+
+ // Make sure everything is persisted as expected after close.
+ check_persisted_data!(CLOSED_CHANNEL_UPDATE_ID);
+}
projects / rust-lightning / commitdiff