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diff --git a/services/backup/src/service/handlers/send_log.rs b/services/backup/src/service/handlers/send_log.rs
--- a/services/backup/src/service/handlers/send_log.rs
+++ b/services/backup/src/service/handlers/send_log.rs
@@ -1,4 +1,5 @@
use tonic::Status;
+use tracing::{error, trace, warn};
use uuid::Uuid;
use crate::{
@@ -53,19 +54,40 @@
&mut self,
user_id: String,
) -> Result<(), Status> {
- unimplemented!()
+ if self.user_id.is_some() {
+ warn!("user ID already provided");
+ return Err(Status::invalid_argument("User ID already provided"));
+ }
+ self.user_id = Some(user_id);
+ self.handle_internal().await
}
pub async fn handle_backup_id(
&mut self,
backup_id: String,
) -> Result<(), Status> {
- unimplemented!()
+ if self.backup_id.is_some() {
+ warn!("backup ID already provided");
+ return Err(Status::invalid_argument("Backup ID already provided"));
+ }
+ tracing::Span::current().record("backup_id", &backup_id);
+ self.backup_id = Some(backup_id);
+ self.handle_internal().await
}
pub async fn handle_log_hash(
&mut self,
log_hash: Vec<u8>,
) -> Result<(), Status> {
- unimplemented!()
+ if self.log_hash.is_some() {
+ warn!("Log hash already provided");
+ return Err(Status::invalid_argument("Log hash already provided"));
+ }
+ let hash_str = String::from_utf8(log_hash).map_err(|err| {
+ error!("Failed to convert data_hash into string: {:?}", err);
+ Status::aborted("Unexpected error")
+ })?;
+ tracing::Span::current().record("log_hash", &hash_str);
+ self.log_hash = Some(hash_str);
+ self.handle_internal().await
}
pub async fn handle_log_data(
&mut self,
@@ -77,4 +99,36 @@
pub async fn finish(self) -> Result<SendLogResponse, Status> {
unimplemented!()
}
+
+ // internal param handler helper
+ async fn handle_internal(&mut self) -> Result<(), Status> {
+ if self.should_receive_data {
+ error!("SendLogHandler is already expecting data chunks");
+ return Err(Status::failed_precondition("Log data chunk expected"));
+ }
+
+ // all non-data inputs must be set before receiving log contents
+ let (Some(backup_id), Some(_), Some(_)) = (
+ self.backup_id.as_ref(),
+ self.user_id.as_ref(),
+ self.log_hash.as_ref()
+ ) else { return Ok(()); };
+
+ let log_id = generate_log_id(backup_id);
+ tracing::Span::current().record("log_id", &log_id);
+ self.log_id = Some(log_id);
+
+ trace!("Everything prepared, waiting for data...");
+ self.should_receive_data = true;
+ Ok(())
+ }
+}
+
+fn generate_log_id(backup_id: &str) -> String {
+ format!(
+ "{backup_id}{sep}{uuid}",
+ backup_id = backup_id,
+ sep = ID_SEPARATOR,
+ uuid = Uuid::new_v4()
+ )
}

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