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v1.1.8 - Add comprehensive database query logging with timing at debug level 3, fix schema version compatibility (v6-v9), add version logging at startup, allow monitoring throttle=0 to disable monitoring

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2026-02-02 11:20:11 -04:00
parent c0051b22be
commit 2ed4b96058
6 changed files with 169 additions and 16 deletions
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18
src/websockets.c
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@@ -86,6 +86,11 @@ int is_event_expired(cJSON* event, time_t current_time);
int handle_req_message(const char* sub_id, cJSON* filters, struct lws *wsi, struct per_session_data *pss);
int handle_count_message(const char* sub_id, cJSON* filters, struct lws *wsi, struct per_session_data *pss);
// Forward declaration for query logging (defined in main.c)
extern void log_query_execution(const char* query_type, const char* sub_id,
const char* client_ip, const char* sql,
long elapsed_us, int rows_returned);
// Forward declarations for rate limiting
int is_client_rate_limited_for_malformed_requests(struct per_session_data *pss);
void record_malformed_request(struct per_session_data *pss);
@@ -2692,6 +2697,10 @@ int handle_count_message(const char* sub_id, cJSON* filters, struct lws *wsi, st
}
// Execute count query
// Start query timing
struct timespec query_start, query_end;
clock_gettime(CLOCK_MONOTONIC, &query_start);
// Execute count query
sqlite3_stmt* stmt;
@@ -2716,6 +2725,15 @@ int handle_count_message(const char* sub_id, cJSON* filters, struct lws *wsi, st
// Filter count calculated
sqlite3_finalize(stmt);
// Stop query timing and log
clock_gettime(CLOCK_MONOTONIC, &query_end);
long elapsed_us = (query_end.tv_sec - query_start.tv_sec) * 1000000L +
(query_end.tv_nsec - query_start.tv_nsec) / 1000L;
log_query_execution("COUNT", sub_id, pss ? pss->client_ip : NULL,
sql, elapsed_us, 1); // COUNT always returns 1 row
total_count += filter_count;
}