112 lines
2.6 KiB
Rust
112 lines
2.6 KiB
Rust
use std::sync::Arc;
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use garage_table::util::EmptyKey;
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use garage_util::crdt::*;
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use garage_util::data::*;
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use garage_util::error::*;
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use garage_util::time::*;
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use garage_model_050::bucket_table as old_bucket;
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use crate::bucket_alias_table::*;
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use crate::bucket_table::*;
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use crate::garage::Garage;
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use crate::permission::*;
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pub struct Migrate {
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pub garage: Arc<Garage>,
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}
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impl Migrate {
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pub async fn migrate_buckets050(&self) -> Result<(), Error> {
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let tree = self.garage.db.open_tree("bucket:table")?;
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for res in tree.iter() {
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let (_k, v) = res?;
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let bucket = rmp_serde::decode::from_read_ref::<_, old_bucket::Bucket>(&v[..])?;
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if let old_bucket::BucketState::Present(p) = bucket.state.get() {
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self.migrate_buckets050_do_bucket(&bucket, p).await?;
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}
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}
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Ok(())
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}
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pub async fn migrate_buckets050_do_bucket(
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&self,
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old_bucket: &old_bucket::Bucket,
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old_bucket_p: &old_bucket::BucketParams,
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) -> Result<(), Error> {
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let bucket_id = blake2sum(old_bucket.name.as_bytes());
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let new_name = if is_valid_bucket_name(&old_bucket.name) {
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old_bucket.name.clone()
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} else {
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// if old bucket name was not valid, replace it by
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// a hex-encoded name derived from its identifier
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hex::encode(&bucket_id.as_slice()[..16])
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};
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let new_ak = old_bucket_p
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.authorized_keys
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.items()
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.iter()
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.map(|(k, ts, perm)| {
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(
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k.to_string(),
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BucketKeyPerm {
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timestamp: *ts,
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allow_read: perm.allow_read,
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allow_write: perm.allow_write,
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allow_owner: false,
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},
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)
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})
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.collect::<Map<_, _>>();
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let mut aliases = LwwMap::new();
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aliases.update_in_place(new_name.clone(), true);
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let alias_ts = aliases.get_timestamp(&new_name);
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let website = if *old_bucket_p.website.get() {
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Some(WebsiteConfig {
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index_document: "index.html".into(),
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error_document: None,
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})
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} else {
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None
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};
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let new_bucket = Bucket {
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id: bucket_id,
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state: Deletable::Present(BucketParams {
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creation_date: now_msec(),
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authorized_keys: new_ak.clone(),
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website_config: Lww::new(website),
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aliases,
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local_aliases: LwwMap::new(),
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}),
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};
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self.garage.bucket_table.insert(&new_bucket).await?;
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let new_alias = BucketAlias::raw(new_name.clone(), alias_ts, new_bucket.id).unwrap();
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self.garage.bucket_alias_table.insert(&new_alias).await?;
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for (k, perm) in new_ak.items().iter() {
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let mut key = self
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.garage
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.key_table
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.get(&EmptyKey, k)
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.await?
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.ok_or_message(format!("Missing key: {}", k))?;
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if let Some(p) = key.state.as_option_mut() {
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p.authorized_buckets.put(new_bucket.id, *perm);
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}
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self.garage.key_table.insert(&key).await?;
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}
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Ok(())
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}
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}
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