b9665c7cfe
* initial secret store commit * various fixes * license * (sstore, secstore) -> secretstore * marked KeyServer trait as IPC-ready * fixed style * ignore requests with Origin header * fixed tests * fixed Origin header check
116 lines
3.9 KiB
Rust
116 lines
3.9 KiB
Rust
// Copyright 2015-2017 Parity Technologies (UK) Ltd.
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// This file is part of Parity.
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// Parity is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// Parity is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with Parity. If not, see <http://www.gnu.org/licenses/>.
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use std::path::PathBuf;
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use util::Database;
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use types::all::{Error, ServiceConfiguration, DocumentAddress, DocumentKey};
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/// Document encryption keys storage
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pub trait KeyStorage: Send + Sync {
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/// Insert document encryption key
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fn insert(&self, document: DocumentAddress, key: DocumentKey) -> Result<(), Error>;
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/// Get document encryption key
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fn get(&self, document: &DocumentAddress) -> Result<DocumentKey, Error>;
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}
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/// Persistent document encryption keys storage
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pub struct PersistentKeyStorage {
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db: Database,
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}
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impl PersistentKeyStorage {
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/// Create new persistent document encryption keys storage
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pub fn new(config: &ServiceConfiguration) -> Result<Self, Error> {
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let mut db_path = PathBuf::from(&config.data_path);
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db_path.push("db");
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let db_path = db_path.to_str().ok_or(Error::Database("Invalid secretstore path".to_owned()))?;
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Ok(PersistentKeyStorage {
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db: Database::open_default(&db_path).map_err(Error::Database)?,
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})
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}
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}
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impl KeyStorage for PersistentKeyStorage {
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fn insert(&self, document: DocumentAddress, key: DocumentKey) -> Result<(), Error> {
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let mut batch = self.db.transaction();
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batch.put(None, &document, &key);
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self.db.write(batch).map_err(Error::Database)
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}
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fn get(&self, document: &DocumentAddress) -> Result<DocumentKey, Error> {
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self.db.get(None, document)
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.map_err(Error::Database)?
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.ok_or(Error::DocumentNotFound)
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.map(|key| key.to_vec())
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}
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}
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#[cfg(test)]
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pub mod tests {
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use std::collections::HashMap;
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use parking_lot::RwLock;
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use devtools::RandomTempPath;
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use super::super::types::all::{Error, ServiceConfiguration, DocumentAddress, DocumentKey};
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use super::{KeyStorage, PersistentKeyStorage};
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#[derive(Default)]
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/// In-memory document encryption keys storage
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pub struct DummyKeyStorage {
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keys: RwLock<HashMap<DocumentAddress, DocumentKey>>,
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}
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impl KeyStorage for DummyKeyStorage {
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fn insert(&self, document: DocumentAddress, key: DocumentKey) -> Result<(), Error> {
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self.keys.write().insert(document, key);
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Ok(())
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}
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fn get(&self, document: &DocumentAddress) -> Result<DocumentKey, Error> {
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self.keys.read().get(document).cloned().ok_or(Error::DocumentNotFound)
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}
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}
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#[test]
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fn persistent_key_storage() {
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let path = RandomTempPath::create_dir();
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let config = ServiceConfiguration {
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listener_addr: "0.0.0.0".to_owned(),
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listener_port: 8082,
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data_path: path.as_str().to_owned(),
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};
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let key1 = DocumentAddress::from(1);
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let value1: DocumentKey = vec![0x77, 0x88];
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let key2 = DocumentAddress::from(2);
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let value2: DocumentKey = vec![0x11, 0x22];
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let key3 = DocumentAddress::from(3);
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let key_storage = PersistentKeyStorage::new(&config).unwrap();
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key_storage.insert(key1.clone(), value1.clone()).unwrap();
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key_storage.insert(key2.clone(), value2.clone()).unwrap();
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assert_eq!(key_storage.get(&key1), Ok(value1.clone()));
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assert_eq!(key_storage.get(&key2), Ok(value2.clone()));
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assert_eq!(key_storage.get(&key3), Err(Error::DocumentNotFound));
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drop(key_storage);
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let key_storage = PersistentKeyStorage::new(&config).unwrap();
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assert_eq!(key_storage.get(&key1), Ok(value1));
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assert_eq!(key_storage.get(&key2), Ok(value2));
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assert_eq!(key_storage.get(&key3), Err(Error::DocumentNotFound));
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}
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}
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