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authorAlex <alex@adnab.me>2023-03-10 13:25:01 +0000
committerAlex <alex@adnab.me>2023-03-10 13:25:01 +0000
commit3325928c1327eb35201723013388ede2399f2350 (patch)
tree949f392d772dddac75b461c5e759060905ed2586
parent9e061d5a70f35db7c62c79089567ef4dc226e413 (diff)
parentd218f475cbe6450f0402424e01b99c4630cb8a2f (diff)
downloadgarage-3325928c1327eb35201723013388ede2399f2350.tar.gz
garage-3325928c1327eb35201723013388ede2399f2350.zip
Merge pull request 'block/repair.rs: Added migration for ScrubWorkerPersisted's time_next_run_scrub.' (#523) from jpds/garage:migrate-scrubworkerpersisted into main
Reviewed-on: https://git.deuxfleurs.fr/Deuxfleurs/garage/pulls/523
-rw-r--r--src/block/manager.rs1
-rw-r--r--src/block/repair.rs62
2 files changed, 49 insertions, 14 deletions
diff --git a/src/block/manager.rs b/src/block/manager.rs
index bfa66069..26278974 100644
--- a/src/block/manager.rs
+++ b/src/block/manager.rs
@@ -152,6 +152,7 @@ impl BlockManager {
tx_scrub_command: ArcSwapOption::new(None),
});
block_manager.endpoint.set_handler(block_manager.clone());
+ block_manager.scrub_persister.set_with(|_| ()).unwrap();
block_manager
}
diff --git a/src/block/repair.rs b/src/block/repair.rs
index 10d46291..5476bf8a 100644
--- a/src/block/repair.rs
+++ b/src/block/repair.rs
@@ -5,7 +5,6 @@ use std::time::Duration;
use async_trait::async_trait;
use rand::Rng;
-use serde::{Deserialize, Serialize};
use tokio::fs;
use tokio::select;
use tokio::sync::mpsc;
@@ -162,6 +161,50 @@ impl Worker for RepairWorker {
// and whose parameter (esp. speed) can be controlled at runtime.
// ---- ---- ----
+mod v081 {
+ use serde::{Deserialize, Serialize};
+
+ #[derive(Serialize, Deserialize)]
+ pub struct ScrubWorkerPersisted {
+ pub tranquility: u32,
+ pub(crate) time_last_complete_scrub: u64,
+ pub(crate) corruptions_detected: u64,
+ }
+
+ impl garage_util::migrate::InitialFormat for ScrubWorkerPersisted {}
+}
+
+mod v082 {
+ use serde::{Deserialize, Serialize};
+
+ use super::v081;
+
+ #[derive(Serialize, Deserialize)]
+ pub struct ScrubWorkerPersisted {
+ pub tranquility: u32,
+ pub(crate) time_last_complete_scrub: u64,
+ pub(crate) time_next_run_scrub: u64,
+ pub(crate) corruptions_detected: u64,
+ }
+
+ impl garage_util::migrate::Migrate for ScrubWorkerPersisted {
+ type Previous = v081::ScrubWorkerPersisted;
+
+ fn migrate(old: v081::ScrubWorkerPersisted) -> ScrubWorkerPersisted {
+ use crate::repair::randomize_next_scrub_run_time;
+
+ ScrubWorkerPersisted {
+ tranquility: old.tranquility,
+ time_last_complete_scrub: old.time_last_complete_scrub,
+ time_next_run_scrub: randomize_next_scrub_run_time(old.time_last_complete_scrub),
+ corruptions_detected: old.corruptions_detected,
+ }
+ }
+ }
+}
+
+pub use v082::*;
+
pub struct ScrubWorker {
manager: Arc<BlockManager>,
rx_cmd: mpsc::Receiver<ScrubWorkerCommand>,
@@ -172,19 +215,11 @@ pub struct ScrubWorker {
persister: PersisterShared<ScrubWorkerPersisted>,
}
-#[derive(Serialize, Deserialize)]
-pub struct ScrubWorkerPersisted {
- pub tranquility: u32,
- pub(crate) time_last_complete_scrub: u64,
- pub(crate) time_next_run_scrub: u64,
- pub(crate) corruptions_detected: u64,
-}
-
-fn randomize_next_scrub_run_time() -> u64 {
+fn randomize_next_scrub_run_time(timestamp: u64) -> u64 {
// Take SCRUB_INTERVAL and mix in a random interval of 10 days to attempt to
// balance scrub load across different cluster nodes.
- let next_run_timestamp = now_msec()
+ let next_run_timestamp = timestamp
+ SCRUB_INTERVAL
.saturating_add(Duration::from_secs(
rand::thread_rng().gen_range(0..3600 * 24 * 10),
@@ -194,12 +229,11 @@ fn randomize_next_scrub_run_time() -> u64 {
next_run_timestamp
}
-impl garage_util::migrate::InitialFormat for ScrubWorkerPersisted {}
impl Default for ScrubWorkerPersisted {
fn default() -> Self {
ScrubWorkerPersisted {
time_last_complete_scrub: 0,
- time_next_run_scrub: randomize_next_scrub_run_time(),
+ time_next_run_scrub: randomize_next_scrub_run_time(now_msec()),
tranquility: INITIAL_SCRUB_TRANQUILITY,
corruptions_detected: 0,
}
@@ -361,7 +395,7 @@ impl Worker for ScrubWorker {
} else {
self.persister.set_with(|p| {
p.time_last_complete_scrub = now_msec();
- p.time_next_run_scrub = randomize_next_scrub_run_time();
+ p.time_next_run_scrub = randomize_next_scrub_run_time(now_msec());
})?;
self.work = ScrubWorkerState::Finished;
self.tranquilizer.clear();