Separate the update and main databases

We used the heed typed transaction to make it safe (https://github.com/Kerollmops/heed/pull/27).
This commit is contained in:
Clément Renault
2019-11-26 16:12:06 +01:00
parent 86a87d6032
commit d08b76a323
41 changed files with 498 additions and 414 deletions

View File

@ -11,12 +11,11 @@ const UNHEALTHY_KEY: &str = "_is_unhealthy";
pub async fn get_health(ctx: Context<Data>) -> SResult<()> {
let db = &ctx.state().db;
let env = &db.env;
let reader = env.read_txn().map_err(ResponseError::internal)?;
let reader = db.main_read_txn().map_err(ResponseError::internal)?;
let common_store = ctx.state().db.common_store();
if let Ok(Some(_)) = common_store.get::<Str, Unit>(&reader, UNHEALTHY_KEY) {
if let Ok(Some(_)) = common_store.get::<_, Str, Unit>(&reader, UNHEALTHY_KEY) {
return Err(ResponseError::Maintenance);
}
@ -27,11 +26,10 @@ pub async fn set_healthy(ctx: Context<Data>) -> SResult<()> {
ctx.is_allowed(Admin)?;
let db = &ctx.state().db;
let env = &db.env;
let mut writer = env.write_txn().map_err(ResponseError::internal)?;
let mut writer = db.main_write_txn().map_err(ResponseError::internal)?;
let common_store = ctx.state().db.common_store();
match common_store.delete::<Str>(&mut writer, UNHEALTHY_KEY) {
match common_store.delete::<_, Str>(&mut writer, UNHEALTHY_KEY) {
Ok(_) => (),
Err(e) => return Err(ResponseError::internal(e)),
}
@ -47,12 +45,11 @@ pub async fn set_unhealthy(ctx: Context<Data>) -> SResult<()> {
ctx.is_allowed(Admin)?;
let db = &ctx.state().db;
let env = &db.env;
let mut writer = env.write_txn().map_err(ResponseError::internal)?;
let mut writer = db.main_write_txn().map_err(ResponseError::internal)?;
let common_store = ctx.state().db.common_store();
if let Err(e) = common_store.put::<Str, Unit>(&mut writer, UNHEALTHY_KEY, &()) {
if let Err(e) = common_store.put::<_, Str, Unit>(&mut writer, UNHEALTHY_KEY, &()) {
return Err(ResponseError::internal(e));
}