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Simple machine lmdb interface

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This commit is contained in:
Gregor Reitzenstein 2020-09-15 14:48:59 +02:00
parent 4fde079986
commit 13e784cf7a
1 changed files with 13 additions and 2 deletions
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15
src/machine.rs
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@ -16,6 +16,8 @@ use capnp::Error;
use uuid::Uuid; use uuid::Uuid;
use lmdb::{Transaction, RwTransaction};
/// Status of a Machine /// Status of a Machine
#[derive(PartialEq, Eq, Debug, Serialize, Deserialize)] #[derive(PartialEq, Eq, Debug, Serialize, Deserialize)]
pub enum Status { pub enum Status {
@ -167,10 +169,10 @@ impl MachineDB {
Self { db } Self { db }
} }
pub fn get_machine<T: Transaction>(&self, txn: &T, machine_id: MachineIdentifier) pub fn get_machine<T: Transaction>(&self, txn: &T, uuid: Uuid)
-> Result<Option<Machine>> -> Result<Option<Machine>>
{ {
match txn.get(self.db, &machine_id.to_ne_bytes()) { match txn.get(self.db, &uuid.as_bytes()) {
Ok(bytes) => { Ok(bytes) => {
Ok(Some(flexbuffers::from_slice(bytes)?)) Ok(Some(flexbuffers::from_slice(bytes)?))
}, },
@ -178,6 +180,15 @@ impl MachineDB {
Err(e) => { Err(e.into()) }, Err(e) => { Err(e.into()) },
} }
} }
pub fn put_machine( &self, txn: &mut RwTransaction, uuid: Uuid, machine: Machine)
-> Result<()>
{
let bytes = flexbuffers::to_vec(machine)?;
txn.put(self.db, &uuid.as_bytes(), &bytes, lmdb::WriteFlags::empty())?;
Ok(())
}
} }
pub async fn init(log: Logger, config: &Settings) -> Result<MachinesProvider> { pub async fn init(log: Logger, config: &Settings) -> Result<MachinesProvider> {