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feat(ha-config-bootstrap): implement repl_broadcast eviction and pending_ack_count (task 7.2)

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Rongsong Shen 2026-05-28 13:44:11 +00:00
parent f6030749de
commit 3969064e11
4 changed files with 100 additions and 43 deletions
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7
src/include/repl.h
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@ -12,6 +12,9 @@
#include "mylock.h"
#include "wal_types.h" /* wal_entry_hdr_t — P2-4: use wal_types.h to break circular include */
/* Max queued-but-unacknowledged sends per standby before eviction to catch-up */
#define MAX_PENDING_ACKS 16
/* Endpoint is an opaque pointer — full type in netio.h (avoid heavy include) */
typedef void* repl_ep_t;
@ -25,6 +28,7 @@ typedef struct {
uint32_t port;
uint64_t last_disconnected_lsn;
time_t last_disconnect_time;
uint32_t pending_ack_count; /* Sends not yet ACKed; evict if > MAX_PENDING_ACKS */
} standby_conn_t;
/* Replicator — embedded in persist_t or cluster_t (P2-4).
@ -56,6 +60,9 @@ void repl_on_ack(replicator_t *r, repl_ep_t ep, uint64_t acked_lsn);
/* Sync replication (stub in P2-1; wired in P2-3) */
int repl_wait_ack(replicator_t *r, uint64_t target_lsn, uint32_t timeout_ms);
/* Majority-quorum ACK wait — stub until task 7.3 */
int repl_wait_majority_ack(replicator_t *r, uint32_t timeout_ms, uint8_t ack_op);
/* WAL trim guard */
uint64_t repl_trim_lsn(replicator_t *r, uint64_t checkpoint_lsn, uint32_t snap_interval_s);