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Implement DeleteBucket
This commit is contained in:
Alex Auvolat
parent
8395030e48
commit
135858d067
3 changed files with 116 additions and 6 deletions
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@ -123,6 +123,7 @@ async fn handler_inner(garage: Arc<Garage>, req: Request<Body>) -> Result<Respon
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let allowed = match endpoint.authorization_type() {
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Authorization::Read(_) => api_key.allow_read(&bucket_id),
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Authorization::Write(_) => api_key.allow_write(&bucket_id),
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Authorization::Owner(_) => api_key.allow_owner(&bucket_id),
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_ => unreachable!(),
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};
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@ -199,9 +200,9 @@ async fn handler_inner(garage: Arc<Garage>, req: Request<Body>) -> Result<Respon
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let response = Response::builder().body(empty_body).unwrap();
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Ok(response)
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}
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Endpoint::DeleteBucket { .. } => Err(Error::Forbidden(
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"Cannot delete buckets using S3 api, please talk to Garage directly".into(),
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)),
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Endpoint::DeleteBucket { .. } => {
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handle_delete_bucket(&garage, bucket_id, bucket_name, api_key).await
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}
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Endpoint::GetBucketLocation { .. } => handle_get_bucket_location(garage),
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Endpoint::GetBucketVersioning { .. } => handle_get_bucket_versioning(),
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Endpoint::ListObjects {
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@ -1,14 +1,14 @@
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use std::collections::HashMap;
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use std::sync::Arc;
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use hyper::{Body, Request, Response};
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use hyper::{Body, Request, Response, StatusCode};
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use garage_model::bucket_alias_table::*;
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use garage_model::bucket_table::Bucket;
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use garage_model::garage::Garage;
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use garage_model::key_table::Key;
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use garage_model::permission::BucketKeyPerm;
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use garage_table::util::EmptyKey;
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use garage_table::util::*;
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use garage_util::crdt::*;
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use garage_util::data::*;
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use garage_util::time::*;
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@ -187,6 +187,100 @@ pub async fn handle_create_bucket(
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.unwrap())
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}
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pub async fn handle_delete_bucket(
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garage: &Garage,
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bucket_id: Uuid,
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bucket_name: String,
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api_key: Key,
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) -> Result<Response<Body>, Error> {
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let key_params = api_key
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.params()
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.ok_or_internal_error("Key should not be deleted at this point")?;
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let is_local_alias = matches!(key_params.local_aliases.get(&bucket_name), Some(Some(_)));
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let mut bucket = garage
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.bucket_helper()
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.get_existing_bucket(bucket_id)
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.await?;
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let bucket_state = bucket.state.as_option().unwrap();
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// If the bucket has no other aliases, this is a true deletion.
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// Otherwise, it is just an alias removal.
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let has_other_global_aliases = bucket_state
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.aliases
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.items()
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.iter()
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.filter(|(_, _, active)| *active)
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.any(|(n, _, _)| is_local_alias || (*n != bucket_name));
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let has_other_local_aliases = bucket_state
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.local_aliases
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.items()
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.iter()
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.filter(|(_, _, active)| *active)
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.any(|((k, n), _, _)| !is_local_alias || *n != bucket_name || *k != api_key.key_id);
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if !has_other_global_aliases && !has_other_local_aliases {
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// Delete bucket
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// Check bucket is empty
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let objects = garage
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.object_table
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.get_range(&bucket_id, None, Some(DeletedFilter::NotDeleted), 10)
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.await?;
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if !objects.is_empty() {
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return Err(Error::BadRequest(format!(
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"Bucket {} is not empty",
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bucket_name
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)));
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}
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// --- done checking, now commit ---
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// 1. delete bucket alias
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if is_local_alias {
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garage
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.bucket_helper()
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.unset_local_bucket_alias(bucket_id, &api_key.key_id, &bucket_name)
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.await?;
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} else {
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garage
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.bucket_helper()
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.unset_global_bucket_alias(bucket_id, &bucket_name)
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.await?;
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}
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// 2. delete authorization from keys that had access
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for (key_id, _) in bucket.authorized_keys() {
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garage
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.bucket_helper()
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.set_bucket_key_permissions(bucket.id, key_id, BucketKeyPerm::NO_PERMISSIONS)
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.await?;
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}
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// 3. delete bucket
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bucket.state = Deletable::delete();
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garage.bucket_table.insert(&bucket).await?;
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} else if is_local_alias {
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// Just unalias
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garage
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.bucket_helper()
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.unset_local_bucket_alias(bucket_id, &api_key.key_id, &bucket_name)
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.await?;
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} else {
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// Just unalias (but from global namespace)
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garage
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.bucket_helper()
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.unset_global_bucket_alias(bucket_id, &bucket_name)
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.await?;
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}
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Ok(Response::builder()
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.status(StatusCode::NO_CONTENT)
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.body(Body::empty())?)
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}
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fn parse_create_bucket_xml(xml_bytes: &[u8]) -> Option<Option<String>> {
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// Returns None if invalid data
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// Returns Some(None) if no location constraint is given
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@ -789,7 +789,6 @@ impl Endpoint {
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GetBucketRequestPayment,
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GetBucketTagging,
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GetBucketVersioning,
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GetBucketWebsite,
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GetObject,
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GetObjectAcl,
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GetObjectLegalHold,
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@ -813,8 +812,22 @@ impl Endpoint {
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]
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}
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.is_some();
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let owner = s3_match! {
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@extract
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self,
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bucket,
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[
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DeleteBucket,
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GetBucketWebsite,
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PutBucketWebsite,
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DeleteBucketWebsite,
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]
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}
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.is_some();
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if readonly {
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Authorization::Read(bucket)
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} else if owner {
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Authorization::Owner(bucket)
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} else {
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Authorization::Write(bucket)
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}
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@ -830,6 +843,8 @@ pub enum Authorization<'a> {
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Read(&'a str),
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/// Having Write permission on bucket .0 is required
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Write(&'a str),
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/// Having Owner permission on bucket .0 is required
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Owner(&'a str),
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}
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/// This macro is used to generate part of the code in this module. It must be called only one, and
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