garage/src/model/migrate.rs

108 lines
2.5 KiB
Rust

use std::sync::Arc;
use garage_util::crdt::*;
use garage_util::data::*;
use garage_util::encode::nonversioned_decode;
use garage_util::error::Error as GarageError;
use garage_util::time::*;
use crate::prev::v051::bucket_table as old_bucket;
use crate::bucket_alias_table::*;
use crate::bucket_table::*;
use crate::garage::Garage;
use crate::helper::error::*;
use crate::permission::*;
pub struct Migrate {
pub garage: Arc<Garage>,
}
impl Migrate {
pub async fn migrate_buckets050(&self) -> Result<(), Error> {
let tree = self
.garage
.db
.open_tree("bucket:table")
.map_err(GarageError::from)?;
let mut old_buckets = vec![];
for res in tree.iter().map_err(GarageError::from)? {
let (_k, v) = res.map_err(GarageError::from)?;
let bucket =
nonversioned_decode::<old_bucket::Bucket>(&v[..]).map_err(GarageError::from)?;
old_buckets.push(bucket);
}
for bucket in old_buckets {
if let old_bucket::BucketState::Present(p) = bucket.state.get() {
self.migrate_buckets050_do_bucket(&bucket, p).await?;
}
}
Ok(())
}
pub async fn migrate_buckets050_do_bucket(
&self,
old_bucket: &old_bucket::Bucket,
old_bucket_p: &old_bucket::BucketParams,
) -> Result<(), Error> {
let bucket_id = blake2sum(old_bucket.name.as_bytes());
let new_name = if is_valid_bucket_name(&old_bucket.name) {
old_bucket.name.clone()
} else {
// if old bucket name was not valid, replace it by
// a hex-encoded name derived from its identifier
hex::encode(&bucket_id.as_slice()[..16])
};
let website = if *old_bucket_p.website.get() {
Some(WebsiteConfig {
index_document: "index.html".into(),
error_document: None,
})
} else {
None
};
let helper = self.garage.locked_helper().await;
self.garage
.bucket_table
.insert(&Bucket {
id: bucket_id,
state: Deletable::Present(BucketParams {
creation_date: now_msec(),
authorized_keys: Map::new(),
aliases: LwwMap::new(),
local_aliases: LwwMap::new(),
website_config: Lww::new(website),
cors_config: Lww::new(None),
lifecycle_config: Lww::new(None),
quotas: Lww::new(Default::default()),
}),
})
.await?;
helper.set_global_bucket_alias(bucket_id, &new_name).await?;
for (k, ts, perm) in old_bucket_p.authorized_keys.items().iter() {
helper
.set_bucket_key_permissions(
bucket_id,
k,
BucketKeyPerm {
timestamp: *ts,
allow_read: perm.allow_read,
allow_write: perm.allow_write,
allow_owner: false,
},
)
.await?;
}
Ok(())
}
}