Alex
b1cfd16913
- ensure bucket names are correct aws s3 names - when making aliases, ensure timestamps of links in both ways are the same - fix small remarks by trinity - don't have a separate website_access field
64 lines
1.7 KiB
Rust
64 lines
1.7 KiB
Rust
use garage_util::data::*;
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use garage_util::error::*;
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use garage_table::util::EmptyKey;
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use crate::bucket_table::Bucket;
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use crate::garage::Garage;
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pub struct BucketHelper<'a>(pub(crate) &'a Garage);
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impl<'a> BucketHelper<'a> {
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#[allow(clippy::ptr_arg)]
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pub async fn resolve_global_bucket_name(
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&self,
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bucket_name: &String,
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) -> Result<Option<Uuid>, Error> {
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// Bucket names in Garage are aliases, true bucket identifiers
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// are 32-byte UUIDs. This function resolves bucket names into
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// their full identifier by looking up in the bucket_alias_table.
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// This function also allows buckets to be identified by their
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// full UUID (hex-encoded). Here, if the name to be resolved is a
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// hex string of the correct length, it is directly parsed as a bucket
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// identifier which is returned. There is no risk of this conflicting
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// with an actual bucket name: bucket names are max 63 chars long by
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// the AWS spec, and hex-encoded UUIDs are 64 chars long.
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let hexbucket = hex::decode(bucket_name.as_str())
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.ok()
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.map(|by| Uuid::try_from(&by))
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.flatten();
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if let Some(bucket_id) = hexbucket {
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Ok(self
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.0
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.bucket_table
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.get(&bucket_id, &EmptyKey)
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.await?
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.filter(|x| !x.state.is_deleted())
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.map(|_| bucket_id))
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} else {
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Ok(self
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.0
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.bucket_alias_table
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.get(&EmptyKey, bucket_name)
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.await?
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.map(|x| x.state.get().as_option().map(|x| x.bucket_id))
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.flatten())
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}
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}
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pub async fn get_existing_bucket(&self, bucket_id: Uuid) -> Result<Bucket, Error> {
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self.0
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.bucket_table
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.get(&bucket_id, &EmptyKey)
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.await?
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.filter(|b| !b.is_deleted())
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.map(Ok)
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.unwrap_or_else(|| {
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Err(Error::BadRpc(format!(
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"Bucket {:?} does not exist",
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bucket_id
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)))
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})
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}
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}
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