mirror of
https://git.deuxfleurs.fr/Deuxfleurs/garage.git
synced 2024-11-21 23:51:00 +00:00
New buckets for 0.6.0: small fixes, including:
- 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
This commit is contained in:
parent
5db600e231
commit
b1cfd16913
18 changed files with 243 additions and 107 deletions
1
Cargo.lock
generated
1
Cargo.lock
generated
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@ -403,6 +403,7 @@ dependencies = [
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"rand",
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"rmp-serde 0.15.5",
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"serde",
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"serde_bytes",
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"sled",
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"structopt",
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"tokio",
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@ -109,11 +109,9 @@ async fn handler_inner(garage: Arc<Garage>, req: Request<Body>) -> Result<Respon
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let endpoint = Endpoint::from_request(&req, bucket.map(ToOwned::to_owned))?;
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let bucket_name = match endpoint.authorization_type() {
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Authorization::None => {
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return handle_request_without_bucket(garage, req, api_key, endpoint).await
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}
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Authorization::Read(bucket) | Authorization::Write(bucket) => bucket.to_string(),
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let bucket_name = match endpoint.get_bucket() {
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None => return handle_request_without_bucket(garage, req, api_key, endpoint).await,
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Some(bucket) => bucket.to_string(),
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};
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let bucket_id = resolve_bucket(&garage, &bucket_name, &api_key).await?;
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@ -67,7 +67,7 @@ pub async fn handle_list_buckets(garage: &Garage, api_key: &Key) -> Result<Respo
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if let Some(alias_ent) = alias_ent {
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if let Some(alias_p) = alias_ent.state.get().as_option() {
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if alias_p.bucket_id == *bucket_id {
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aliases.insert(alias_ent.name.clone(), *bucket_id);
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aliases.insert(alias_ent.name().to_string(), *bucket_id);
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}
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}
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}
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@ -25,7 +25,6 @@ pub async fn handle_delete_website(
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.ok_or(Error::NotFound)?;
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if let crdt::Deletable::Present(param) = &mut bucket.state {
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param.website_access.update(false);
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param.website_config.update(None);
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garage.bucket_table.insert(&bucket).await?;
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} else {
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@ -57,7 +56,6 @@ pub async fn handle_put_website(
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conf.validate()?;
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if let crdt::Deletable::Present(param) = &mut bucket.state {
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param.website_access.update(true);
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param
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.website_config
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.update(Some(ByteBuf::from(body.to_vec())));
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@ -35,6 +35,7 @@ sled = "0.34"
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rmp-serde = "0.15"
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serde = { version = "1.0", default-features = false, features = ["derive", "rc"] }
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serde_bytes = "0.11"
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structopt = { version = "0.3", default-features = false }
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toml = "0.5"
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@ -4,6 +4,7 @@ use std::sync::Arc;
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use async_trait::async_trait;
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use serde::{Deserialize, Serialize};
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use serde_bytes::ByteBuf;
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use garage_util::crdt::*;
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use garage_util::data::*;
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@ -27,6 +28,8 @@ use crate::repair::Repair;
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pub const ADMIN_RPC_PATH: &str = "garage/admin_rpc.rs/Rpc";
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macro_rules! INVALID_BUCKET_NAME_MESSAGE { () => { "Invalid bucket name: {}. See AWS documentation for constraints on S3 bucket names:\nhttps://docs.aws.amazon.com/AmazonS3/latest/userguide/bucketnamingrules.html" }; }
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#[derive(Debug, Serialize, Deserialize)]
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pub enum AdminRpc {
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BucketOperation(BucketOperation),
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@ -142,14 +145,14 @@ impl AdminRpcHandler {
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}));
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alias
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}
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None => BucketAlias::new(name.clone(), bucket.id),
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None => BucketAlias::new(name.clone(), bucket.id)
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.ok_or_message(format!(INVALID_BUCKET_NAME_MESSAGE!(), name))?,
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};
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bucket
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.state
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.as_option_mut()
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.unwrap()
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.aliases
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.update_in_place(name.clone(), true);
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bucket.state.as_option_mut().unwrap().aliases.merge_raw(
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name,
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alias.state.timestamp(),
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&true,
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);
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self.garage.bucket_table.insert(&bucket).await?;
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self.garage.bucket_alias_table.insert(&alias).await?;
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Ok(AdminRpc::Ok(format!("Bucket {} was created.", name)))
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@ -222,7 +225,7 @@ impl AdminRpcHandler {
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// 2. delete bucket alias
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bucket_alias.state.update(Deletable::Deleted);
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self.garage.bucket_alias_table.insert(&bucket_alias).await?;
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// 3. delete bucket alias
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// 3. delete bucket
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bucket.state = Deletable::delete();
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self.garage.bucket_table.insert(&bucket).await?;
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@ -259,15 +262,36 @@ impl AdminRpcHandler {
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}
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}
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key_param.local_aliases = key_param
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if !is_valid_bucket_name(&query.new_name) {
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return Err(Error::Message(format!(
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INVALID_BUCKET_NAME_MESSAGE!(),
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query.new_name
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)));
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}
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// Checks ok, add alias
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let mut bucket_p = bucket.state.as_option_mut().unwrap();
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let bucket_p_local_alias_key = (key.key_id.clone(), query.new_name.clone());
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// Calculate the timestamp to assign to this aliasing in the two local_aliases maps
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// (the one from key to bucket, and the reverse one stored in the bucket iself)
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// so that merges on both maps in case of a concurrent operation resolve
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// to the same alias being set
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let alias_ts = increment_logical_clock_2(
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key_param.local_aliases.get_timestamp(&query.new_name),
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bucket_p
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.local_aliases
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.update_mutator(query.new_name.clone(), Deletable::present(bucket_id));
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.get_timestamp(&bucket_p_local_alias_key),
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);
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key_param.local_aliases = LwwMap::raw_item(
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query.new_name.clone(),
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alias_ts,
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Deletable::present(bucket_id),
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);
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self.garage.key_table.insert(&key).await?;
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let mut bucket_p = bucket.state.as_option_mut().unwrap();
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bucket_p.local_aliases = bucket_p
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.local_aliases
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.update_mutator((key.key_id.clone(), query.new_name.clone()), true);
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bucket_p.local_aliases = LwwMap::raw_item(bucket_p_local_alias_key, alias_ts, true);
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self.garage.bucket_table.insert(&bucket).await?;
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Ok(AdminRpc::Ok(format!(
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@ -275,18 +299,15 @@ impl AdminRpcHandler {
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query.new_name, bucket_id, key.key_id
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)))
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} else {
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let mut alias = self
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let alias = self
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.garage
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.bucket_alias_table
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.get(&EmptyKey, &query.new_name)
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.await?
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.unwrap_or(BucketAlias {
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name: query.new_name.clone(),
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state: Lww::new(Deletable::delete()),
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});
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.await?;
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if let Some(existing_alias) = alias.state.get().as_option() {
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if existing_alias.bucket_id == bucket_id {
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if let Some(existing_alias) = alias.as_ref() {
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if let Some(p) = existing_alias.state.get().as_option() {
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if p.bucket_id == bucket_id {
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return Ok(AdminRpc::Ok(format!(
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"Alias {} already points to bucket {:?}",
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query.new_name, bucket_id
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@ -294,21 +315,31 @@ impl AdminRpcHandler {
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} else {
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return Err(Error::Message(format!(
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"Alias {} already exists and points to different bucket: {:?}",
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query.new_name, existing_alias.bucket_id
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query.new_name, p.bucket_id
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)));
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}
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}
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}
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// Checks ok, add alias
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alias
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.state
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.update(Deletable::present(AliasParams { bucket_id }));
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let mut bucket_p = bucket.state.as_option_mut().unwrap();
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let alias_ts = increment_logical_clock_2(
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bucket_p.aliases.get_timestamp(&query.new_name),
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alias.as_ref().map(|a| a.state.timestamp()).unwrap_or(0),
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);
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let alias = match alias {
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None => BucketAlias::new(query.new_name.clone(), bucket_id)
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.ok_or_message(format!(INVALID_BUCKET_NAME_MESSAGE!(), query.new_name))?,
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Some(mut a) => {
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a.state = Lww::raw(alias_ts, Deletable::present(AliasParams { bucket_id }));
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a
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}
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};
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self.garage.bucket_alias_table.insert(&alias).await?;
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let mut bucket_p = bucket.state.as_option_mut().unwrap();
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bucket_p.aliases = bucket_p
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.aliases
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.update_mutator(query.new_name.clone(), true);
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bucket_p.aliases = LwwMap::raw_item(query.new_name.clone(), alias_ts, true);
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self.garage.bucket_table.insert(&bucket).await?;
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Ok(AdminRpc::Ok(format!(
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@ -336,14 +367,14 @@ impl AdminRpcHandler {
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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 mut bucket_state = bucket.state.as_option_mut().unwrap();
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let mut bucket_p = bucket.state.as_option_mut().unwrap();
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let has_other_aliases = bucket_state
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let has_other_aliases = bucket_p
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.aliases
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.items()
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.iter()
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.any(|(_, _, active)| *active)
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|| bucket_state
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|| bucket_p
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.local_aliases
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.items()
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.iter()
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@ -352,15 +383,22 @@ impl AdminRpcHandler {
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return Err(Error::Message(format!("Bucket {} doesn't have other aliases, please delete it instead of just unaliasing.", query.name)));
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}
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// Checks ok, remove alias
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let mut key_param = key.state.as_option_mut().unwrap();
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key_param.local_aliases = key_param
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let bucket_p_local_alias_key = (key.key_id.clone(), query.name.clone());
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let alias_ts = increment_logical_clock_2(
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key_param.local_aliases.get_timestamp(&query.name),
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bucket_p
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.local_aliases
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.update_mutator(query.name.clone(), Deletable::delete());
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.get_timestamp(&bucket_p_local_alias_key),
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);
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key_param.local_aliases =
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LwwMap::raw_item(query.name.clone(), alias_ts, Deletable::delete());
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self.garage.key_table.insert(&key).await?;
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bucket_state.local_aliases = bucket_state
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.local_aliases
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.update_mutator((key.key_id.clone(), query.name.clone()), false);
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bucket_p.local_aliases = LwwMap::raw_item(bucket_p_local_alias_key, alias_ts, false);
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self.garage.bucket_table.insert(&bucket).await?;
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Ok(AdminRpc::Ok(format!(
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@ -401,12 +439,17 @@ impl AdminRpcHandler {
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.get(&EmptyKey, &query.name)
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.await?
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.ok_or_message("Internal error: alias not found")?;
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alias.state.update(Deletable::delete());
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// Checks ok, remove alias
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let alias_ts = increment_logical_clock_2(
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alias.state.timestamp(),
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bucket_state.aliases.get_timestamp(&query.name),
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);
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alias.state = Lww::raw(alias_ts, Deletable::delete());
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self.garage.bucket_alias_table.insert(&alias).await?;
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bucket_state.aliases = bucket_state
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.aliases
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.update_mutator(query.name.clone(), false);
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bucket_state.aliases = LwwMap::raw_item(query.name.clone(), alias_ts, false);
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self.garage.bucket_table.insert(&bucket).await?;
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Ok(AdminRpc::Ok(format!("Bucket alias {} deleted", query.name)))
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@ -494,7 +537,13 @@ impl AdminRpcHandler {
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));
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}
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bucket_state.website_access.update(query.allow);
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let website = if query.allow {
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Some(ByteBuf::from(DEFAULT_WEBSITE_CONFIGURATION.to_vec()))
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} else {
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None
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};
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bucket_state.website_config.update(website);
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self.garage.bucket_table.insert(&bucket).await?;
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let msg = if query.allow {
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|
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@ -167,7 +167,7 @@ pub async fn cmd_admin(
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let mut table = vec![];
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for alias in bl {
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if let Some(p) = alias.state.get().as_option() {
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table.push(format!("\t{}\t{:?}", alias.name, p.bucket_id));
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table.push(format!("\t{}\t{:?}", alias.name(), p.bucket_id));
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}
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}
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format_table(table);
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|
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@ -82,7 +82,7 @@ pub fn print_bucket_info(bucket: &Bucket, relevant_keys: &HashMap<String, Key>)
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match &bucket.state {
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Deletable::Deleted => println!("Bucket is deleted."),
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Deletable::Present(p) => {
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println!("Website access: {}", p.website_access.get());
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println!("Website access: {}", p.website_config.get().is_some());
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println!("\nGlobal aliases:");
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for (alias, _, active) in p.aliases.items().iter() {
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|
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@ -8,7 +8,7 @@ use garage_util::data::*;
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/// in the global namespace.
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#[derive(PartialEq, Clone, Debug, Serialize, Deserialize)]
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pub struct BucketAlias {
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pub name: String,
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name: String,
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pub state: crdt::Lww<crdt::Deletable<AliasParams>>,
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}
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|
@ -22,15 +22,22 @@ impl AutoCrdt for AliasParams {
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}
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impl BucketAlias {
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pub fn new(name: String, bucket_id: Uuid) -> Self {
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BucketAlias {
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pub fn new(name: String, bucket_id: Uuid) -> Option<Self> {
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if !is_valid_bucket_name(&name) {
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None
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} else {
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Some(BucketAlias {
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name,
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state: crdt::Lww::new(crdt::Deletable::present(AliasParams { bucket_id })),
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})
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}
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}
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pub fn is_deleted(&self) -> bool {
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self.state.get().is_deleted()
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}
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pub fn name(&self) -> &str {
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&self.name
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}
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}
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impl Crdt for BucketAlias {
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|
@ -62,3 +69,29 @@ impl TableSchema for BucketAliasTable {
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filter.apply(entry.is_deleted())
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}
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}
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/// Check if a bucket name is valid.
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///
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/// The requirements are listed here:
|
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///
|
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/// <https://docs.aws.amazon.com/AmazonS3/latest/userguide/bucketnamingrules.html>
|
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///
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/// In the case of Garage, bucket names must not be hex-encoded
|
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/// 32 byte string, which is excluded thanks to the
|
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/// maximum length of 63 bytes given in the spec.
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pub fn is_valid_bucket_name(n: &str) -> bool {
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// Bucket names must be between 3 and 63 characters
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n.len() >= 3 && n.len() <= 63
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// Bucket names must be composed of lowercase letters, numbers,
|
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// dashes and dots
|
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&& n.chars().all(|c| matches!(c, '.' | '-' | 'a'..='z' | '0'..='9'))
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// Bucket names must start and end with a letter or a number
|
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&& !n.starts_with(&['-', '.'][..])
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&& !n.ends_with(&['-', '.'][..])
|
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// Bucket names must not be formated as an IP address
|
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&& n.parse::<std::net::IpAddr>().is_err()
|
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// Bucket names must not start wih "xn--"
|
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&& !n.starts_with("xn--")
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// Bucket names must not end with "-s3alias"
|
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&& !n.ends_with("-s3alias")
|
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}
|
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|
|
|
@ -8,12 +8,21 @@ use crate::garage::Garage;
|
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|
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pub struct BucketHelper<'a>(pub(crate) &'a Garage);
|
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|
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#[allow(clippy::ptr_arg)]
|
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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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|
@ -37,7 +46,6 @@ impl<'a> BucketHelper<'a> {
|
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}
|
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}
|
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|
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#[allow(clippy::ptr_arg)]
|
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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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|
|
|
@ -8,6 +8,8 @@ use garage_util::time::*;
|
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|
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use crate::permission::BucketKeyPerm;
|
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|
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pub const DEFAULT_WEBSITE_CONFIGURATION: &[u8] = b""; // TODO (an XML WebsiteConfiguration document per the AWS spec)
|
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|
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/// A bucket is a collection of objects
|
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///
|
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/// Its parameters are not directly accessible as:
|
||||
|
@ -29,9 +31,8 @@ pub struct BucketParams {
|
|||
/// Map of key with access to the bucket, and what kind of access they give
|
||||
pub authorized_keys: crdt::Map<String, BucketKeyPerm>,
|
||||
/// Whether this bucket is allowed for website access
|
||||
/// (under all of its global alias names)
|
||||
pub website_access: crdt::Lww<bool>,
|
||||
/// The website configuration XML document
|
||||
/// (under all of its global alias names),
|
||||
/// and if so, the website configuration XML document
|
||||
pub website_config: crdt::Lww<Option<ByteBuf>>,
|
||||
/// Map of aliases that are or have been given to this bucket
|
||||
/// in the global namespace
|
||||
|
@ -50,7 +51,6 @@ impl BucketParams {
|
|||
BucketParams {
|
||||
creation_date: now_msec(),
|
||||
authorized_keys: crdt::Map::new(),
|
||||
website_access: crdt::Lww::new(false),
|
||||
website_config: crdt::Lww::new(None),
|
||||
aliases: crdt::LwwMap::new(),
|
||||
local_aliases: crdt::LwwMap::new(),
|
||||
|
@ -61,7 +61,6 @@ impl BucketParams {
|
|||
impl Crdt for BucketParams {
|
||||
fn merge(&mut self, o: &Self) {
|
||||
self.authorized_keys.merge(&o.authorized_keys);
|
||||
self.website_access.merge(&o.website_access);
|
||||
self.website_config.merge(&o.website_config);
|
||||
self.aliases.merge(&o.aliases);
|
||||
self.local_aliases.merge(&o.local_aliases);
|
||||
|
|
|
@ -190,7 +190,7 @@ impl TableSchema for KeyTable {
|
|||
local_aliases: crdt::LwwMap::new(),
|
||||
})
|
||||
};
|
||||
let name = crdt::Lww::migrate_from_raw(old_k.name.timestamp(), old_k.name.get().clone());
|
||||
let name = crdt::Lww::raw(old_k.name.timestamp(), old_k.name.get().clone());
|
||||
Some(Key {
|
||||
key_id: old_k.key_id,
|
||||
secret_key: old_k.secret_key,
|
||||
|
|
|
@ -1,5 +1,7 @@
|
|||
use std::sync::Arc;
|
||||
|
||||
use serde_bytes::ByteBuf;
|
||||
|
||||
use garage_table::util::EmptyKey;
|
||||
use garage_util::crdt::*;
|
||||
use garage_util::data::*;
|
||||
|
@ -38,6 +40,16 @@ impl Migrate {
|
|||
old_bucket: &old_bucket::Bucket,
|
||||
old_bucket_p: &old_bucket::BucketParams,
|
||||
) -> Result<(), Error> {
|
||||
let bucket_id = blake2sum(old_bucket.name.as_bytes());
|
||||
|
||||
let new_name = if is_valid_bucket_name(&old_bucket.name) {
|
||||
old_bucket.name.clone()
|
||||
} else {
|
||||
// if old bucket name was not valid, replace it by
|
||||
// a hex-encoded name derived from its identifier
|
||||
hex::encode(&bucket_id.as_slice()[..16])
|
||||
};
|
||||
|
||||
let mut new_ak = Map::new();
|
||||
for (k, ts, perm) in old_bucket_p.authorized_keys.items().iter() {
|
||||
new_ak.put(
|
||||
|
@ -52,27 +64,27 @@ impl Migrate {
|
|||
}
|
||||
|
||||
let mut aliases = LwwMap::new();
|
||||
aliases.update_in_place(old_bucket.name.clone(), true);
|
||||
aliases.update_in_place(new_name.clone(), true);
|
||||
|
||||
let website = if *old_bucket_p.website.get() {
|
||||
Some(ByteBuf::from(DEFAULT_WEBSITE_CONFIGURATION.to_vec()))
|
||||
} else {
|
||||
None
|
||||
};
|
||||
|
||||
let new_bucket = Bucket {
|
||||
id: blake2sum(old_bucket.name.as_bytes()),
|
||||
id: bucket_id,
|
||||
state: Deletable::Present(BucketParams {
|
||||
creation_date: now_msec(),
|
||||
authorized_keys: new_ak.clone(),
|
||||
website_access: Lww::new(*old_bucket_p.website.get()),
|
||||
website_config: Lww::new(None),
|
||||
website_config: Lww::new(website),
|
||||
aliases,
|
||||
local_aliases: LwwMap::new(),
|
||||
}),
|
||||
};
|
||||
self.garage.bucket_table.insert(&new_bucket).await?;
|
||||
|
||||
let new_alias = BucketAlias {
|
||||
name: old_bucket.name.clone(),
|
||||
state: Lww::new(Deletable::Present(AliasParams {
|
||||
bucket_id: new_bucket.id,
|
||||
})),
|
||||
};
|
||||
let new_alias = BucketAlias::new(new_name.clone(), new_bucket.id).unwrap();
|
||||
self.garage.bucket_alias_table.insert(&new_alias).await?;
|
||||
|
||||
for (k, perm) in new_ak.items().iter() {
|
||||
|
|
|
@ -34,6 +34,9 @@ impl Crdt for BucketKeyPerm {
|
|||
if !other.allow_write {
|
||||
self.allow_write = false;
|
||||
}
|
||||
if !other.allow_owner {
|
||||
self.allow_owner = false;
|
||||
}
|
||||
}
|
||||
_ => (),
|
||||
}
|
||||
|
|
|
@ -61,7 +61,7 @@ where
|
|||
///
|
||||
/// Compared to new, the CRDT's timestamp is not set to now
|
||||
/// but must be set to the previous, non-compatible, CRDT's timestamp.
|
||||
pub fn migrate_from_raw(ts: u64, value: T) -> Self {
|
||||
pub fn raw(ts: u64, value: T) -> Self {
|
||||
Self { ts, v: value }
|
||||
}
|
||||
|
||||
|
@ -77,6 +77,11 @@ where
|
|||
self.v = new_value;
|
||||
}
|
||||
|
||||
/// Get the timestamp currently associated with the value
|
||||
pub fn timestamp(&self) -> u64 {
|
||||
self.ts
|
||||
}
|
||||
|
||||
/// Get the CRDT value
|
||||
pub fn get(&self) -> &T {
|
||||
&self.v
|
||||
|
|
|
@ -37,11 +37,12 @@ where
|
|||
pub fn new() -> Self {
|
||||
Self { vals: vec![] }
|
||||
}
|
||||
|
||||
/// Used to migrate from a map defined in an incompatible format. This produces
|
||||
/// a map that contains a single item with the specified timestamp (copied from
|
||||
/// the incompatible format). Do this as many times as you have items to migrate,
|
||||
/// and put them all together using the CRDT merge operator.
|
||||
pub fn migrate_from_raw_item(k: K, ts: u64, v: V) -> Self {
|
||||
pub fn raw_item(k: K, ts: u64, v: V) -> Self {
|
||||
Self {
|
||||
vals: vec![(k, ts, v)],
|
||||
}
|
||||
|
@ -74,9 +75,37 @@ where
|
|||
Self { vals: new_vals }
|
||||
}
|
||||
|
||||
/// Updates a value in place in the map (this generates
|
||||
/// a new timestamp)
|
||||
pub fn update_in_place(&mut self, k: K, new_v: V) {
|
||||
self.merge(&self.update_mutator(k, new_v));
|
||||
}
|
||||
|
||||
/// Updates a value in place in the map, from a
|
||||
/// (key, timestamp, value) triple, only if the given
|
||||
/// timestamp is larger than the timestamp currently
|
||||
/// in the map
|
||||
pub fn merge_raw(&mut self, k: &K, ts2: u64, v2: &V) {
|
||||
match self.vals.binary_search_by(|(k2, _, _)| k2.cmp(k)) {
|
||||
Ok(i) => {
|
||||
let (_, ts1, _v1) = &self.vals[i];
|
||||
match ts2.cmp(ts1) {
|
||||
Ordering::Greater => {
|
||||
self.vals[i].1 = ts2;
|
||||
self.vals[i].2 = v2.clone();
|
||||
}
|
||||
Ordering::Equal => {
|
||||
self.vals[i].2.merge(v2);
|
||||
}
|
||||
Ordering::Less => (),
|
||||
}
|
||||
}
|
||||
Err(i) => {
|
||||
self.vals.insert(i, (k.clone(), ts2, v2.clone()));
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/// Takes all of the values of the map and returns them. The current map is reset to the
|
||||
/// empty map. This is very usefull to produce in-place a new map that contains only a delta
|
||||
/// that modifies a certain value:
|
||||
|
@ -103,10 +132,12 @@ where
|
|||
let vals = std::mem::take(&mut self.vals);
|
||||
Self { vals }
|
||||
}
|
||||
|
||||
/// Removes all values from the map
|
||||
pub fn clear(&mut self) {
|
||||
self.vals.clear();
|
||||
}
|
||||
|
||||
/// Get a reference to the value assigned to a key
|
||||
pub fn get(&self, k: &K) -> Option<&V> {
|
||||
match self.vals.binary_search_by(|(k2, _, _)| k2.cmp(k)) {
|
||||
|
@ -114,6 +145,16 @@ where
|
|||
Err(_) => None,
|
||||
}
|
||||
}
|
||||
|
||||
/// Get the timestamp of the value assigned to a key, or 0 if
|
||||
/// no value is assigned
|
||||
pub fn get_timestamp(&self, k: &K) -> u64 {
|
||||
match self.vals.binary_search_by(|(k2, _, _)| k2.cmp(k)) {
|
||||
Ok(i) => self.vals[i].1,
|
||||
Err(_) => 0,
|
||||
}
|
||||
}
|
||||
|
||||
/// Gets a reference to all of the items, as a slice. Usefull to iterate on all map values.
|
||||
/// In most case you will want to ignore the timestamp (second item of the tuple).
|
||||
pub fn items(&self) -> &[(K, u64, V)] {
|
||||
|
@ -138,24 +179,7 @@ where
|
|||
{
|
||||
fn merge(&mut self, other: &Self) {
|
||||
for (k, ts2, v2) in other.vals.iter() {
|
||||
match self.vals.binary_search_by(|(k2, _, _)| k2.cmp(k)) {
|
||||
Ok(i) => {
|
||||
let (_, ts1, _v1) = &self.vals[i];
|
||||
match ts2.cmp(ts1) {
|
||||
Ordering::Greater => {
|
||||
self.vals[i].1 = *ts2;
|
||||
self.vals[i].2 = v2.clone();
|
||||
}
|
||||
Ordering::Equal => {
|
||||
self.vals[i].2.merge(v2);
|
||||
}
|
||||
Ordering::Less => (),
|
||||
}
|
||||
}
|
||||
Err(i) => {
|
||||
self.vals.insert(i, (k.clone(), *ts2, v2.clone()));
|
||||
}
|
||||
}
|
||||
self.merge_raw(k, *ts2, v2);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
|
@ -15,6 +15,11 @@ pub fn increment_logical_clock(prev: u64) -> u64 {
|
|||
std::cmp::max(prev + 1, now_msec())
|
||||
}
|
||||
|
||||
/// Increment two logical clocks
|
||||
pub fn increment_logical_clock_2(prev: u64, prev2: u64) -> u64 {
|
||||
std::cmp::max(prev2 + 1, std::cmp::max(prev + 1, now_msec()))
|
||||
}
|
||||
|
||||
/// Convert a timestamp represented as milliseconds since UNIX Epoch to
|
||||
/// its RFC3339 representation, such as "2021-01-01T12:30:00Z"
|
||||
pub fn msec_to_rfc3339(msecs: u64) -> String {
|
||||
|
|
|
@ -99,7 +99,7 @@ async fn serve_file(garage: Arc<Garage>, req: Request<Body>) -> Result<Response<
|
|||
.filter(|b| {
|
||||
b.state
|
||||
.as_option()
|
||||
.map(|x| *x.website_access.get())
|
||||
.map(|x| x.website_config.get().is_some())
|
||||
.unwrap_or(false)
|
||||
})
|
||||
.ok_or(Error::NotFound)?;
|
||||
|
|
Loading…
Reference in a new issue