change sled to sqlite and remove lic

src/database.rs

@@ -0,0 +1,231 @@
+use async_trait::async_trait;
+use hbb_common::{log, ResultType};
+use serde_json::value::Value;
+use sqlx::{
+    sqlite::SqliteConnectOptions, ConnectOptions, Connection, Error as SqlxError, SqliteConnection,
+};
+use std::{ops::DerefMut, str::FromStr};
+//use sqlx::postgres::PgPoolOptions;
+//use sqlx::mysql::MySqlPoolOptions;
+
+pub(crate) type DB = sqlx::Sqlite;
+pub(crate) type MapValue = serde_json::map::Map<String, Value>;
+pub(crate) type MapStr = std::collections::HashMap<String, String>;
+type Pool = deadpool::managed::Pool<DbPool>;
+
+pub struct DbPool {
+    url: String,
+}
+
+#[async_trait]
+impl deadpool::managed::Manager for DbPool {
+    type Type = SqliteConnection;
+    type Error = SqlxError;
+    async fn create(&self) -> Result<SqliteConnection, SqlxError> {
+        let mut opt = SqliteConnectOptions::from_str(&self.url).unwrap();
+        opt.log_statements(log::LevelFilter::Debug);
+        SqliteConnection::connect_with(&opt).await
+    }
+    async fn recycle(
+        &self,
+        obj: &mut SqliteConnection,
+    ) -> deadpool::managed::RecycleResult<SqlxError> {
+        Ok(obj.ping().await?)
+    }
+}
+
+#[derive(Clone)]
+pub struct Database {
+    pool: Pool,
+}
+
+#[derive(Default)]
+pub struct Peer {
+    pub guid: Vec<u8>,
+    pub id: String,
+    pub uuid: Vec<u8>,
+    pub pk: Vec<u8>,
+    pub user: Option<Vec<u8>>,
+    pub info: String,
+    pub status: Option<i64>,
+}
+
+impl Database {
+    pub async fn new(url: &str) -> ResultType<Database> {
+        if !std::path::Path::new(url).exists() {
+            std::fs::File::create(url).ok();
+        }
+        let n: usize = std::env::var("MAX_CONNECTIONS")
+            .unwrap_or("1".to_owned())
+            .parse()
+            .unwrap_or(1);
+        log::info!("MAX_CONNECTIONS={}", n);
+        let pool = Pool::new(
+            DbPool {
+                url: url.to_owned(),
+            },
+            n,
+        );
+        let _ = pool.get().await?; // test
+        let db = Database { pool };
+        db.create_tables().await?;
+        Ok(db)
+    }
+
+    async fn create_tables(&self) -> ResultType<()> {
+        sqlx::query!(
+            "
+            create table if not exists peer (
+                guid blob primary key not null,
+                id varchar(100) not null,
+                uuid blob not null,
+                pk blob not null,
+                created_at datetime not null default(current_timestamp),
+                user blob,
+                status tinyint,
+                note varchar(300),
+                info text not null
+            ) without rowid;
+            create unique index if not exists index_peer_id on peer (id);
+            create index if not exists index_peer_user on peer (user);
+            create index if not exists index_peer_created_at on peer (created_at);
+            create index if not exists index_peer_status on peer (status);
+        "
+        )
+        .execute(self.pool.get().await?.deref_mut())
+        .await?;
+        Ok(())
+    }
+
+    pub async fn get_peer(&self, id: &str) -> ResultType<Option<Peer>> {
+        Ok(sqlx::query_as!(
+            Peer,
+            "select guid, id, uuid, pk, user, status, info from peer where id = ?",
+            id
+        )
+        .fetch_optional(self.pool.get().await?.deref_mut())
+        .await?)
+    }
+
+    pub async fn get_peer_id(&self, guid: &[u8]) -> ResultType<Option<String>> {
+        Ok(sqlx::query!("select id from peer where guid = ?", guid)
+            .fetch_optional(self.pool.get().await?.deref_mut())
+            .await?
+            .map(|x| x.id))
+    }
+
+    #[inline]
+    pub async fn get_conn(&self) -> ResultType<deadpool::managed::Object<DbPool>> {
+        Ok(self.pool.get().await?)
+    }
+
+    pub async fn update_peer(&self, payload: MapValue, guid: &[u8]) -> ResultType<()> {
+        let mut conn = self.get_conn().await?;
+        let mut tx = conn.begin().await?;
+        if let Some(v) = payload.get("note") {
+            let v = get_str(v);
+            sqlx::query!("update peer set note = ? where guid = ?", v, guid)
+                .execute(&mut tx)
+                .await?;
+        }
+        tx.commit().await?;
+        Ok(())
+    }
+
+    pub async fn insert_peer(
+        &self,
+        id: &str,
+        uuid: &Vec<u8>,
+        pk: &Vec<u8>,
+        info: &str,
+    ) -> ResultType<Vec<u8>> {
+        let guid = uuid::Uuid::new_v4().as_bytes().to_vec();
+        sqlx::query!(
+            "insert into peer(guid, id, uuid, pk, info) values(?, ?, ?, ?, ?)",
+            guid,
+            id,
+            uuid,
+            pk,
+            info
+        )
+        .execute(self.pool.get().await?.deref_mut())
+        .await?;
+        Ok(guid)
+    }
+
+    pub async fn update_pk(
+        &self,
+        guid: &Vec<u8>,
+        id: &str,
+        pk: &Vec<u8>,
+        info: &str,
+    ) -> ResultType<()> {
+        sqlx::query!(
+            "update peer set id=?, pk=?, info=? where guid=?",
+            id,
+            pk,
+            info,
+            guid
+        )
+        .execute(self.pool.get().await?.deref_mut())
+        .await?;
+        Ok(())
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use hbb_common::tokio;
+    #[test]
+    fn test_insert() {
+        insert();
+    }
+
+    #[tokio::main(flavor = "multi_thread")]
+    async fn insert() {
+        let db = super::Database::new("test.sqlite3").await.unwrap();
+        let mut jobs = vec![];
+        for i in 0..10000 {
+            let cloned = db.clone();
+            let id = i.to_string();
+            let a = tokio::spawn(async move {
+                let empty_vec = Vec::new();
+                cloned
+                    .insert_peer(&id, &empty_vec, &empty_vec, "")
+                    .await
+                    .unwrap();
+            });
+            jobs.push(a);
+        }
+        for i in 0..10000 {
+            let cloned = db.clone();
+            let id = i.to_string();
+            let a = tokio::spawn(async move {
+                cloned.get_peer(&id).await.unwrap();
+            });
+            jobs.push(a);
+        }
+        hbb_common::futures::future::join_all(jobs).await;
+    }
+}
+
+#[inline]
+pub fn guid2str(guid: &Vec<u8>) -> String {
+    let mut bytes = [0u8; 16];
+    bytes[..].copy_from_slice(&guid);
+    uuid::Uuid::from_bytes(bytes).to_string()
+}
+
+pub(crate) fn get_str(v: &Value) -> Option<&str> {
+    match v {
+        Value::String(v) => {
+            let v = v.trim();
+            if v.is_empty() {
+                None
+            } else {
+                Some(v)
+            }
+        }
+        _ => None,
+    }
+}