57 lines
1.7 KiB
Rust
57 lines
1.7 KiB
Rust
use rusqlite::{Connection, params};
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use rust_util::{debugging, information, opt_result, simple_error, success, XResult};
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pub const DEFAULT_MASTER_KEY_VERIFICATION_KEY: &'static str = "__master_verification_key";
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pub struct Key {
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name: String,
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encrypted_key: String,
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}
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pub fn open_db(db: &str) -> XResult<Connection> {
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let con = opt_result!(Connection::open(db), "Open sqlite db: {}, failed: {}", db);
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debugging!("Db auto commit: {}", con.is_autocommit());
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Ok(con)
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}
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pub fn init_db(conn: &Connection) -> XResult<bool> {
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let mut stmt = conn.prepare("SELECT name FROM sqlite_master WHERE type='table' AND name='keys'")?;
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let mut rows = stmt.query(())?;
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if rows.next()?.is_some() {
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information!("Table keys exists, skip init");
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return Ok(false);
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}
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let _ = conn.execute(r##"
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CREATE TABLE keys (
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id INTEGER PRIMARY KEY,
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name TEXT NOT NULL,
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value TEXT
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)
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"##, ())?;
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success!("Table keys created");
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Ok(true)
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}
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pub fn insert_key(conn: &Connection, key: &Key) -> XResult<()> {
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let _ = conn.execute(
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"INSERT INTO keys (name, value) VALUES (?1, ?2)",
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(&key.name, &key.encrypted_key),
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)?;
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Ok(())
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}
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pub fn find_key(conn: &Connection, name: &str) -> XResult<Option<Key>> {
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let mut stmt = conn.prepare("SELECT id, name, value FROM keys WHERE name = ?1")?;
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let mut key_iter = stmt.query_map(params![name], |row| {
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Ok(Key {
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name: row.get(1)?,
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encrypted_key: row.get(2)?,
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})
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})?;
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match key_iter.next() {
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None => Ok(None),
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Some(Ok(r)) => Ok(Some(r)),
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Some(Err(e)) => simple_error!("Find key failed: {}", e),
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}
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} |