149 lines
3.5 KiB
Rust
149 lines
3.5 KiB
Rust
use std::sync::Arc;
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use tokio::sync::watch;
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use garage_model::block_ref_table::*;
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use garage_model::garage::Garage;
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use garage_model::object_table::*;
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use garage_model::version_table::*;
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use garage_table::*;
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use garage_util::error::Error;
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use crate::*;
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pub struct Repair {
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pub garage: Arc<Garage>,
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}
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impl Repair {
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pub async fn repair_worker(&self, opt: RepairOpt, must_exit: watch::Receiver<bool>) {
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if let Err(e) = self.repair_worker_aux(opt, must_exit).await {
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warn!("Repair worker failed with error: {}", e);
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}
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}
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async fn repair_worker_aux(
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&self,
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opt: RepairOpt,
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must_exit: watch::Receiver<bool>,
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) -> Result<(), Error> {
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match opt.what {
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RepairWhat::Tables => {
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info!("Launching a full sync of tables");
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self.garage.bucket_table.syncer.add_full_sync();
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self.garage.object_table.syncer.add_full_sync();
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self.garage.version_table.syncer.add_full_sync();
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self.garage.block_ref_table.syncer.add_full_sync();
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self.garage.key_table.syncer.add_full_sync();
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}
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RepairWhat::Versions => {
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info!("Repairing the versions table");
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self.repair_versions(&must_exit).await?;
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}
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RepairWhat::BlockRefs => {
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info!("Repairing the block refs table");
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self.repair_block_ref(&must_exit).await?;
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}
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RepairWhat::Blocks => {
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info!("Repairing the stored blocks");
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self.garage
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.block_manager
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.repair_data_store(&must_exit)
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.await?;
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}
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RepairWhat::Scrub { tranquility } => {
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info!("Verifying integrity of stored blocks");
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self.garage
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.block_manager
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.scrub_data_store(&must_exit, tranquility)
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.await?;
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}
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}
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Ok(())
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}
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async fn repair_versions(&self, must_exit: &watch::Receiver<bool>) -> Result<(), Error> {
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let mut pos = vec![];
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while let Some((item_key, item_bytes)) =
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self.garage.version_table.data.store.get_gt(&pos)?
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{
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pos = item_key.to_vec();
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let version = rmp_serde::decode::from_read_ref::<_, Version>(item_bytes.as_ref())?;
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if version.deleted.get() {
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continue;
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}
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let object = self
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.garage
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.object_table
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.get(&version.bucket_id, &version.key)
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.await?;
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let version_exists = match object {
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Some(o) => o
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.versions()
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.iter()
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.any(|x| x.uuid == version.uuid && x.state != ObjectVersionState::Aborted),
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None => false,
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};
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if !version_exists {
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info!("Repair versions: marking version as deleted: {:?}", version);
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self.garage
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.version_table
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.insert(&Version::new(
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version.uuid,
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version.bucket_id,
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version.key,
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true,
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))
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.await?;
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}
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if *must_exit.borrow() {
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break;
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}
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}
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Ok(())
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}
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async fn repair_block_ref(&self, must_exit: &watch::Receiver<bool>) -> Result<(), Error> {
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let mut pos = vec![];
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while let Some((item_key, item_bytes)) =
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self.garage.block_ref_table.data.store.get_gt(&pos)?
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{
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pos = item_key.to_vec();
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let block_ref = rmp_serde::decode::from_read_ref::<_, BlockRef>(item_bytes.as_ref())?;
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if block_ref.deleted.get() {
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continue;
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}
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let version = self
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.garage
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.version_table
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.get(&block_ref.version, &EmptyKey)
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.await?;
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// The version might not exist if it has been GC'ed
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let ref_exists = version.map(|v| !v.deleted.get()).unwrap_or(false);
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if !ref_exists {
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info!(
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"Repair block ref: marking block_ref as deleted: {:?}",
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block_ref
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);
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self.garage
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.block_ref_table
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.insert(&BlockRef {
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block: block_ref.block,
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version: block_ref.version,
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deleted: true.into(),
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})
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.await?;
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}
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if *must_exit.borrow() {
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break;
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}
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}
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Ok(())
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}
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}
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