use std::collections::HashMap; use std::sync::Arc; use hyper::{Body, Request, Response, StatusCode}; use serde::{Deserialize, Serialize}; use garage_util::crdt::*; use garage_util::data::*; use garage_util::error::Error as GarageError; use garage_table::*; use garage_model::bucket_alias_table::*; use garage_model::bucket_table::*; use garage_model::garage::Garage; use garage_model::permission::*; use garage_model::s3::object_table::ObjectFilter; use crate::admin::error::*; use crate::admin::key::ApiBucketKeyPerm; use crate::common_error::CommonError; use crate::helpers::parse_json_body; pub async fn handle_list_buckets(garage: &Arc) -> Result, Error> { let buckets = garage .bucket_table .get_range( &EmptyKey, None, Some(DeletedFilter::NotDeleted), 10000, EnumerationOrder::Forward, ) .await?; let res = buckets .into_iter() .map(|b| { let state = b.state.as_option().unwrap(); ListBucketResultItem { id: hex::encode(b.id), global_aliases: state .aliases .items() .iter() .filter(|(_, _, a)| *a) .map(|(n, _, _)| n.to_string()) .collect::>(), local_aliases: state .local_aliases .items() .iter() .filter(|(_, _, a)| *a) .map(|((k, n), _, _)| BucketLocalAlias { access_key_id: k.to_string(), alias: n.to_string(), }) .collect::>(), } }) .collect::>(); let resp_json = serde_json::to_string_pretty(&res).map_err(GarageError::from)?; Ok(Response::builder() .status(StatusCode::OK) .body(Body::from(resp_json))?) } #[derive(Serialize)] struct ListBucketResultItem { id: String, #[serde(rename = "globalAliases")] global_aliases: Vec, #[serde(rename = "localAliases")] local_aliases: Vec, } #[derive(Serialize)] struct BucketLocalAlias { #[serde(rename = "accessKeyId")] access_key_id: String, alias: String, } pub async fn handle_get_bucket_info( garage: &Arc, id: Option, global_alias: Option, ) -> Result, Error> { let bucket_id = match (id, global_alias) { (Some(id), None) => { let id_hex = hex::decode(&id).ok_or_bad_request("Invalid bucket id")?; Uuid::try_from(&id_hex).ok_or_bad_request("Invalid bucket id")? } (None, Some(ga)) => garage .bucket_helper() .resolve_global_bucket_name(&ga) .await? .ok_or_bad_request("Bucket not found")?, _ => { return Err(Error::bad_request( "Either id or globalAlias must be provided (but not both)", )); } }; let bucket = garage .bucket_helper() .get_existing_bucket(bucket_id) .await?; bucket_info_results(garage, bucket).await } async fn bucket_info_results( garage: &Arc, bucket: Bucket, ) -> Result, Error> { let mut relevant_keys = HashMap::new(); for (k, _) in bucket .state .as_option() .unwrap() .authorized_keys .items() .iter() { if let Some(key) = garage .key_table .get(&EmptyKey, k) .await? .filter(|k| !k.is_deleted()) { if !key.state.is_deleted() { relevant_keys.insert(k.clone(), key); } } } for ((k, _), _, _) in bucket .state .as_option() .unwrap() .local_aliases .items() .iter() { if relevant_keys.contains_key(k) { continue; } if let Some(key) = garage.key_table.get(&EmptyKey, k).await? { if !key.state.is_deleted() { relevant_keys.insert(k.clone(), key); } } } let state = bucket.state.as_option().unwrap(); let res = GetBucketInfoResult { id: hex::encode(&bucket.id), global_aliases: state .aliases .items() .iter() .filter(|(_, _, a)| *a) .map(|(n, _, _)| n.to_string()) .collect::>(), keys: relevant_keys .into_iter() .map(|(_, key)| { let p = key.state.as_option().unwrap(); GetBucketInfoKey { access_key_id: key.key_id, name: p.name.get().to_string(), permissions: p .authorized_buckets .get(&bucket.id) .map(|p| ApiBucketKeyPerm { read: p.allow_read, write: p.allow_write, owner: p.allow_owner, }) .unwrap_or_default(), bucket_local_aliases: p .local_aliases .items() .iter() .filter(|(_, _, b)| *b == Some(bucket.id)) .map(|(n, _, _)| n.to_string()) .collect::>(), } }) .collect::>(), }; let resp_json = serde_json::to_string_pretty(&res).map_err(GarageError::from)?; Ok(Response::builder() .status(StatusCode::OK) .body(Body::from(resp_json))?) } #[derive(Serialize)] struct GetBucketInfoResult { id: String, #[serde(rename = "globalAliases")] global_aliases: Vec, keys: Vec, } #[derive(Serialize)] struct GetBucketInfoKey { #[serde(rename = "accessKeyId")] access_key_id: String, #[serde(rename = "name")] name: String, permissions: ApiBucketKeyPerm, #[serde(rename = "bucketLocalAliases")] bucket_local_aliases: Vec, } pub async fn handle_create_bucket( garage: &Arc, req: Request, ) -> Result, Error> { let req = parse_json_body::(req).await?; if let Some(ga) = &req.global_alias { if !is_valid_bucket_name(ga) { return Err(Error::bad_request(format!( "{}: {}", ga, INVALID_BUCKET_NAME_MESSAGE ))); } if let Some(alias) = garage.bucket_alias_table.get(&EmptyKey, ga).await? { if alias.state.get().is_some() { return Err(CommonError::BucketAlreadyExists.into()); } } } if let Some(la) = &req.local_alias { if !is_valid_bucket_name(&la.alias) { return Err(Error::bad_request(format!( "{}: {}", la.alias, INVALID_BUCKET_NAME_MESSAGE ))); } let key = garage .key_table .get(&EmptyKey, &la.access_key_id) .await? .ok_or(Error::NoSuchAccessKey)?; let state = key.state.as_option().ok_or(Error::NoSuchAccessKey)?; if matches!(state.local_aliases.get(&la.alias), Some(_)) { return Err(Error::bad_request("Local alias already exists")); } } let bucket = Bucket::new(); garage.bucket_table.insert(&bucket).await?; if let Some(ga) = &req.global_alias { garage .bucket_helper() .set_global_bucket_alias(bucket.id, ga) .await?; } if let Some(la) = &req.local_alias { garage .bucket_helper() .set_local_bucket_alias(bucket.id, &la.access_key_id, &la.alias) .await?; if la.all_permissions { garage .bucket_helper() .set_bucket_key_permissions( bucket.id, &la.access_key_id, BucketKeyPerm::ALL_PERMISSIONS, ) .await?; } } let bucket = garage .bucket_table .get(&EmptyKey, &bucket.id) .await? .ok_or_internal_error("Bucket should now exist but doesn't")?; bucket_info_results(garage, bucket).await } #[derive(Deserialize)] struct CreateBucketRequest { #[serde(rename = "globalAlias")] global_alias: Option, #[serde(rename = "localAlias")] local_alias: Option, } #[derive(Deserialize)] struct CreateBucketLocalAlias { #[serde(rename = "accessKeyId")] access_key_id: String, alias: String, #[serde(rename = "allPermissions", default)] all_permissions: bool, } pub async fn handle_delete_bucket( garage: &Arc, id: String, ) -> Result, Error> { let helper = garage.bucket_helper(); let id_hex = hex::decode(&id).ok_or_bad_request("Invalid bucket id")?; let bucket_id = Uuid::try_from(&id_hex).ok_or_bad_request("Invalid bucket id")?; let mut bucket = helper.get_existing_bucket(bucket_id).await?; let state = bucket.state.as_option().unwrap(); // Check bucket is empty let objects = garage .object_table .get_range( &bucket_id, None, Some(ObjectFilter::IsData), 10, EnumerationOrder::Forward, ) .await?; if !objects.is_empty() { return Err(CommonError::BucketNotEmpty.into()); } // --- done checking, now commit --- // 1. delete authorization from keys that had access for (key_id, perm) in bucket.authorized_keys() { if perm.is_any() { helper .set_bucket_key_permissions(bucket.id, key_id, BucketKeyPerm::NO_PERMISSIONS) .await?; } } // 2. delete all local aliases for ((key_id, alias), _, active) in state.local_aliases.items().iter() { if *active { helper .unset_local_bucket_alias(bucket.id, key_id, alias) .await?; } } // 3. delete all global aliases for (alias, _, active) in state.aliases.items().iter() { if *active { helper.purge_global_bucket_alias(bucket.id, alias).await?; } } // 4. delete bucket bucket.state = Deletable::delete(); garage.bucket_table.insert(&bucket).await?; Ok(Response::builder() .status(StatusCode::NO_CONTENT) .body(Body::empty())?) } pub async fn handle_bucket_change_key_perm( garage: &Arc, req: Request, new_perm_flag: bool, ) -> Result, Error> { let req = parse_json_body::(req).await?; let id_hex = hex::decode(&req.bucket_id).ok_or_bad_request("Invalid bucket id")?; let bucket_id = Uuid::try_from(&id_hex).ok_or_bad_request("Invalid bucket id")?; let bucket = garage .bucket_helper() .get_existing_bucket(bucket_id) .await?; let state = bucket.state.as_option().unwrap(); let key = garage .key_helper() .get_existing_key(&req.access_key_id) .await?; let mut perm = state .authorized_keys .get(&key.key_id) .cloned() .unwrap_or(BucketKeyPerm::NO_PERMISSIONS); if req.permissions.read { perm.allow_read = new_perm_flag; } if req.permissions.write { perm.allow_write = new_perm_flag; } if req.permissions.owner { perm.allow_owner = new_perm_flag; } garage .bucket_helper() .set_bucket_key_permissions(bucket.id, &key.key_id, perm) .await?; let bucket = garage .bucket_table .get(&EmptyKey, &bucket.id) .await? .ok_or_internal_error("Bucket should now exist but doesn't")?; bucket_info_results(garage, bucket).await } #[derive(Deserialize)] struct BucketKeyPermChangeRequest { #[serde(rename = "bucketId")] bucket_id: String, #[serde(rename = "accessKeyId")] access_key_id: String, permissions: ApiBucketKeyPerm, }