From e7ddba53e38195744fd3bac29eda35fca87ab095 Mon Sep 17 00:00:00 2001 From: Alex Auvolat Date: Thu, 12 May 2022 17:10:25 +0200 Subject: [PATCH] Slightly more detailed error reporting from helper --- src/api/error.rs | 5 +++++ src/garage/main.rs | 1 + src/model/helper/bucket.rs | 19 +++++-------------- src/model/helper/error.rs | 10 ++++++++++ src/model/helper/key.rs | 2 +- 5 files changed, 22 insertions(+), 15 deletions(-) diff --git a/src/api/error.rs b/src/api/error.rs index 4b7254d2..f111c801 100644 --- a/src/api/error.rs +++ b/src/api/error.rs @@ -84,6 +84,10 @@ pub enum Error { #[error(display = "Invalid base64: {}", _0)] InvalidBase64(#[error(source)] base64::DecodeError), + /// Bucket name is not valid according to AWS S3 specs + #[error(display = "Invalid bucket name")] + InvalidBucketName, + /// The client sent invalid XML data #[error(display = "Invalid XML: {}", _0)] InvalidXml(String), @@ -126,6 +130,7 @@ impl From for Error { match err { HelperError::Internal(i) => Self::InternalError(i), HelperError::BadRequest(b) => Self::BadRequest(b), + e => Self::BadRequest(format!("{}", e)), } } } diff --git a/src/garage/main.rs b/src/garage/main.rs index 69ab1147..bd09b6ea 100644 --- a/src/garage/main.rs +++ b/src/garage/main.rs @@ -142,6 +142,7 @@ async fn cli_command(opt: Opt) -> Result<(), Error> { match cli_command_dispatch(opt.cmd, &system_rpc_endpoint, &admin_rpc_endpoint, id).await { Err(HelperError::Internal(i)) => Err(Error::Message(format!("Internal error: {}", i))), Err(HelperError::BadRequest(b)) => Err(Error::Message(b)), + Err(e) => Err(Error::Message(format!("{}", e))), Ok(x) => Ok(x), } } diff --git a/src/model/helper/bucket.rs b/src/model/helper/bucket.rs index 7e81b946..788bf3a6 100644 --- a/src/model/helper/bucket.rs +++ b/src/model/helper/bucket.rs @@ -71,10 +71,7 @@ impl<'a> BucketHelper<'a> { .get(&EmptyKey, &bucket_id) .await? .filter(|b| !b.is_deleted()) - .ok_or_bad_request(format!( - "Bucket {:?} does not exist or has been deleted", - bucket_id - )) + .ok_or_else(|| Error::NoSuchBucket(hex::encode(bucket_id))) } /// Sets a new alias for a bucket in global namespace. @@ -88,10 +85,7 @@ impl<'a> BucketHelper<'a> { alias_name: &String, ) -> Result<(), Error> { if !is_valid_bucket_name(alias_name) { - return Err(Error::BadRequest(format!( - "{}: {}", - alias_name, INVALID_BUCKET_NAME_MESSAGE - ))); + return Err(Error::InvalidBucketName(alias_name.to_string())); } let mut bucket = self.get_existing_bucket(bucket_id).await?; @@ -122,7 +116,7 @@ impl<'a> BucketHelper<'a> { let alias = match alias { None => BucketAlias::new(alias_name.clone(), alias_ts, Some(bucket_id)) - .ok_or_bad_request(format!("{}: {}", alias_name, INVALID_BUCKET_NAME_MESSAGE))?, + .ok_or_else(|| Error::InvalidBucketName(alias_name.clone()))?, Some(mut a) => { a.state = Lww::raw(alias_ts, Some(bucket_id)); a @@ -210,7 +204,7 @@ impl<'a> BucketHelper<'a> { .bucket_alias_table .get(&EmptyKey, alias_name) .await? - .ok_or_message(format!("Alias {} not found", alias_name))?; + .ok_or_else(|| Error::NoSuchBucket(alias_name.to_string()))?; // Checks ok, remove alias let alias_ts = match bucket.state.as_option() { @@ -252,10 +246,7 @@ impl<'a> BucketHelper<'a> { let key_helper = KeyHelper(self.0); if !is_valid_bucket_name(alias_name) { - return Err(Error::BadRequest(format!( - "{}: {}", - alias_name, INVALID_BUCKET_NAME_MESSAGE - ))); + return Err(Error::InvalidBucketName(alias_name.to_string())); } let mut bucket = self.get_existing_bucket(bucket_id).await?; diff --git a/src/model/helper/error.rs b/src/model/helper/error.rs index 30b2ba32..3ca8f55c 100644 --- a/src/model/helper/error.rs +++ b/src/model/helper/error.rs @@ -10,6 +10,16 @@ pub enum Error { #[error(display = "Bad request: {}", _0)] BadRequest(String), + + /// Bucket name is not valid according to AWS S3 specs + #[error(display = "Invalid bucket name: {}", _0)] + InvalidBucketName(String), + + #[error(display = "Access key not found: {}", _0)] + NoSuchAccessKey(String), + + #[error(display = "Bucket not found: {}", _0)] + NoSuchBucket(String), } impl From for Error { diff --git a/src/model/helper/key.rs b/src/model/helper/key.rs index eea37f79..c1a8e974 100644 --- a/src/model/helper/key.rs +++ b/src/model/helper/key.rs @@ -34,7 +34,7 @@ impl<'a> KeyHelper<'a> { .get(&EmptyKey, key_id) .await? .filter(|b| !b.state.is_deleted()) - .ok_or_bad_request(format!("Key {} does not exist or has been deleted", key_id)) + .ok_or_else(|| Error::NoSuchAccessKey(key_id.to_string())) } /// Returns a Key if it is present in key table,