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diff --git a/services/backup/src/Constants.h b/services/backup/src/Constants.h
--- a/services/backup/src/Constants.h
+++ b/services/backup/src/Constants.h
@@ -18,9 +18,9 @@
// than the chunk limit, once we get the amount of data of size equal to the
// limit, we wouldn't know if we should put this in the database right away or
// wait for more data.
-// 400KB limit (KB, not KiB, that's why it's 1000 not 1024) -
+// 400KiB limit (in docs there is KB but they mean KiB) -
// https://docs.aws.amazon.com/amazondynamodb/latest/developerguide/ServiceQuotas.html
-const size_t LOG_DATA_SIZE_DATABASE_LIMIT = 400 * 1000;
+const size_t LOG_DATA_SIZE_DATABASE_LIMIT = 1024 * 400;
} // namespace network
} // namespace comm
diff --git a/services/commtest/tests/backup_test.rs b/services/commtest/tests/backup_test.rs
--- a/services/commtest/tests/backup_test.rs
+++ b/services/commtest/tests/backup_test.rs
@@ -29,25 +29,30 @@
String::new(),
vec![ByteSize::mib(1).as_u64() as usize; 6],
vec![
+ "holder0".to_string(),
"holder1".to_string(),
"holder2".to_string(),
- "holder3".to_string(),
],
),
log_items: vec![
- Item::new(String::new(), vec![ByteSize::b(100).as_u64() as usize], vec!["holder1".to_string()]),
+ // the item that almost hits the DB limit, we're going to later add a long
+ // list of attachments, so that causes it to exceed the limit.
+ // In this case its data should be moved to the S3
Item::new(
String::new(),
- vec![ByteSize::kb(400).as_u64() as usize],
- vec!["holder2".to_string(), "holder3".to_string()],
+ vec![tools::get_dynamo_db_item_size_limit() - ByteSize::b(100).as_u64() as usize],
+ vec!["holder0".to_string(), "holder1".to_string()],
),
+ // just a small item
+ Item::new(String::new(), vec![ByteSize::b(100).as_u64() as usize], vec!["holder0".to_string()]),
+ // a big item that should be placed in the S3 right away
Item::new(
String::new(),
vec![tools::get_grpc_chunk_size_limit(), tools::get_grpc_chunk_size_limit()],
vec![
+ "holder0".to_string(),
"holder1".to_string(),
"holder2".to_string(),
- "holder3".to_string(),
],
),
],
@@ -121,5 +126,39 @@
);
}
+ // push so many attachments that the log item's data will have to be moved
+ // from the db to the s3
+ let mut attachments_size = 0;
+ let mut i = backup_data.log_items[0].attachments_holders.len();
+ let mut new_attachments: Vec<String> = vec![];
+ while attachments_size < 500 {
+ let att = format!("holder{}", i);
+ attachments_size += att.len();
+ new_attachments.push(att);
+ i += 1;
+ }
+
+ let mut old_attachments =
+ backup_data.log_items[0].attachments_holders.clone();
+ backup_data.log_items[0].attachments_holders = new_attachments;
+ add_attachments::run(&mut client, &backup_data, Some(0)).await?;
+ backup_data.log_items[0]
+ .attachments_holders
+ .append(&mut old_attachments);
+ let result = pull_backup::run(&mut client, &backup_data).await?;
+ // check logs attachments
+ for i in 0..backup_data.log_items.len() {
+ let expected: usize = backup_data.log_items[i].attachments_holders.len();
+ let from_result: usize = result.log_items[i].attachments_holders.len();
+ assert!(
+ from_result == expected,
+ "after attachment add: log {}: number of attachments holders do not match,
+ expected {}, got {}",
+ i,
+ expected,
+ from_result
+ );
+ }
+
Ok(())
}
diff --git a/services/commtest/tests/lib/tools.rs b/services/commtest/tests/lib/tools.rs
--- a/services/commtest/tests/lib/tools.rs
+++ b/services/commtest/tests/lib/tools.rs
@@ -1,7 +1,10 @@
use bytesize::ByteSize;
#[allow(dead_code)]
-pub fn generate_nbytes(number_of_bytes: usize, predefined_byte_value: Option<u8>) -> Vec<u8> {
+pub fn generate_nbytes(
+ number_of_bytes: usize,
+ predefined_byte_value: Option<u8>,
+) -> Vec<u8> {
let byte_value = predefined_byte_value.unwrap_or(b'A');
return vec![byte_value; number_of_bytes];
}
@@ -18,6 +21,11 @@
TonicStatus(tonic::Status),
}
+#[allow(dead_code)]
+pub fn get_dynamo_db_item_size_limit() -> usize {
+ ByteSize::kib(400).as_u64() as usize
+}
+
pub const GRPC_METADATA_SIZE_BYTES: usize = 5;
#[allow(dead_code)]

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