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fix(pageserver): ensure remote size gets computed (#12520)

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## Problem

Follow up of #12400 

## Summary of changes

We didn't set remote_size_mb to Some when initialized so it never gets
computed :(

Also added a new API to force refresh the properties.

Signed-off-by: Alex Chi Z <chi@neon.tech>
This commit is contained in:
Alex Chi Z.
2025-07-09 11:35:19 -04:00
committed by GitHub
parent 78a6daa874
commit 5ec82105cc
4 changed files with 38 additions and 1 deletions
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3
pageserver/src/feature_resolver.rs
View File

@@ -409,11 +409,12 @@ impl TenantFeatureResolver {
/// Refresh the cached properties and flags on the critical path.
pub fn refresh_properties_and_flags(&self, tenant_shard: &TenantShard) {
let mut remote_size_mb = None;
let mut remote_size_mb = Some(0.0);
for timeline in tenant_shard.list_timelines() {
let size = timeline.metrics.resident_physical_size_get();
if size == 0 {
remote_size_mb = None;
break;
}
if let Some(ref mut remote_size_mb) = remote_size_mb {
*remote_size_mb += size as f64 / 1024.0 / 1024.0;

20
pageserver/src/http/routes.rs
View File

@@ -3691,6 +3691,23 @@ async fn read_tar_eof(mut reader: (impl tokio::io::AsyncRead + Unpin)) -> anyhow
Ok(())
}
async fn force_refresh_feature_flag(
request: Request<Body>,
_cancel: CancellationToken,
) -> Result<Response<Body>, ApiError> {
let tenant_shard_id: TenantShardId = parse_request_param(&request, "tenant_shard_id")?;
check_permission(&request, Some(tenant_shard_id.tenant_id))?;
let state = get_state(&request);
let tenant = state
.tenant_manager
.get_attached_tenant_shard(tenant_shard_id)?;
tenant
.feature_resolver
.refresh_properties_and_flags(&tenant);
json_response(StatusCode::OK, ())
}
async fn tenant_evaluate_feature_flag(
request: Request<Body>,
_cancel: CancellationToken,
@@ -4156,6 +4173,9 @@ pub fn make_router(
.get("/v1/tenant/:tenant_shard_id/feature_flag/:flag_key", |r| {
api_handler(r, tenant_evaluate_feature_flag)
})
.post("/v1/tenant/:tenant_shard_id/force_refresh_feature_flag", |r| {
api_handler(r, force_refresh_feature_flag)
})
.put("/v1/feature_flag/:flag_key", |r| {
testing_api_handler("force override feature flag - put", r, force_override_feature_flag_for_testing_put)
})