use std::collections::HashMap;
use std::sync::Arc;
use hyper::{Body, Response};
use garage_model::garage::Garage;
use garage_model::key_table::Key;
use garage_table::util::EmptyKey;
use garage_util::crdt::*;
use garage_util::time::*;
use crate::error::*;
use crate::s3_xml;
pub fn handle_get_bucket_location(garage: Arc<Garage>) -> Result<Response<Body>, Error> {
let loc = s3_xml::LocationConstraint {
xmlns: (),
region: garage.config.s3_api.s3_region.to_string(),
};
let xml = s3_xml::to_xml_with_header(&loc)?;
Ok(Response::builder()
.header("Content-Type", "application/xml")
.body(Body::from(xml.into_bytes()))?)
}
pub fn handle_get_bucket_versioning() -> Result<Response<Body>, Error> {
let versioning = s3_xml::VersioningConfiguration {
xmlns: (),
status: None,
};
let xml = s3_xml::to_xml_with_header(&versioning)?;
Ok(Response::builder()
.header("Content-Type", "application/xml")
.body(Body::from(xml.into_bytes()))?)
}
pub async fn handle_list_buckets(garage: &Garage, api_key: &Key) -> Result<Response<Body>, Error> {
let key_state = api_key.state.as_option().ok_or_internal_error(
"Key should not be in deleted state at this point (internal error)",
)?;
// Collect buckets user has access to
let ids = api_key
.state
.as_option()
.unwrap()
.authorized_buckets
.items()
.iter()
.filter(|(_, perms)| perms.allow_read || perms.allow_write || perms.allow_owner)
.map(|(id, _)| *id)
.collect::<Vec<_>>();
let mut buckets_by_id = HashMap::new();
let mut aliases = HashMap::new();
for bucket_id in ids.iter() {
let bucket = garage.bucket_table.get(bucket_id, &EmptyKey).await?;
if let Some(bucket) = bucket {
if let Deletable::Present(param) = bucket.state {
for (alias, _, active) in param.aliases.items() {
if *active {
let alias_ent = garage.bucket_alias_table.get(&EmptyKey, alias).await?;
if let Some(alias_ent) = alias_ent {
if let Some(alias_p) = alias_ent.state.get().as_option() {
if alias_p.bucket_id == *bucket_id {
aliases.insert(alias_ent.name().to_string(), *bucket_id);
}
}
}
}
}
buckets_by_id.insert(bucket_id, param);
}
}
}
for (alias, _, id) in key_state.local_aliases.items() {
if let Some(id) = id.as_option() {
aliases.insert(alias.clone(), *id);
}
}
// Generate response
let list_buckets = s3_xml::ListAllMyBucketsResult {
owner: s3_xml::Owner {
display_name: s3_xml::Value(api_key.name.get().to_string()),
id: s3_xml::Value(api_key.key_id.to_string()),
},
buckets: s3_xml::BucketList {
entries: aliases
.iter()
.filter_map(|(name, id)| buckets_by_id.get(id).map(|p| (name, id, p)))
.map(|(name, _id, param)| s3_xml::Bucket {
creation_date: s3_xml::Value(msec_to_rfc3339(param.creation_date)),
name: s3_xml::Value(name.to_string()),
})
.collect(),
},
};
let xml = s3_xml::to_xml_with_header(&list_buckets)?;
trace!("xml: {}", xml);
Ok(Response::builder()
.header("Content-Type", "application/xml")
.body(Body::from(xml))?)
}
