adding more temporary debug logs

waku/common/databases/db_postgres/pgasyncpool.nim

@@ -25,6 +25,18 @@ type
     state: PgAsyncPoolState
     conns: seq[PgDbConn]
 
+proc `$`(self: PgDbConn): string =
+  if not isNil(self):
+    let adddr =
+      if not isNil(self.dbConn):
+        $cast[uint](addr(self.dbConn))
+      else:
+        "nil"
+    return
+      "dbConn: " & adddr & " " & (if self.open: "open " else: "closed ") &
+      (if self.busy: "busy" else: "free")
+  return "nil"
+
 proc new*(T: type PgAsyncPool, dbUrl: string, maxConnections: int): DatabaseResult[T] =
   var connString: string
 
@@ -158,14 +170,19 @@ proc pgQuery*(
   let connIndex = (await pool.getConnIndex()).valueOr:
     return err("connRes.isErr in query: " & $error)
 
+  debug "pgQuery", conns = $pool.conns
+
   let queryStartTime = getNowInNanosecondTime()
   let conn = pool.conns[connIndex].dbConn
   defer:
     pool.releaseConn(conn)
     let queryDuration = getNowInNanosecondTime() - queryStartTime
     if queryDuration > SlowQueryThresholdInNanoSeconds:
       debug "pgQuery slow query",
-        query_duration_secs = (queryDuration / 1_000_000_000), query, requestId
+        query_duration_secs = (queryDuration / 1_000_000_000),
+        query,
+        requestId,
+        conns = $pool.conns
 
   (await conn.dbConnQuery(sql(query), args, rowCallback, requestId)).isOkOr:
     return err("error in asyncpool query: " & $error)
@@ -189,6 +206,8 @@ proc runStmt*(
   ## rowCallback != nil when it is expected to retrieve info from the database.
   ## rowCallback == nil for queries that change the database state.
 
+  debug "runStmt", conns = $pool.conns
+
   let connIndex = (await pool.getConnIndex()).valueOr:
     return err("Error in runStmt: " & $error)
 
@@ -202,7 +221,8 @@ proc runStmt*(
       debug "runStmt slow query",
         query_duration = queryDuration / 1_000_000_000,
         query = stmtDefinition,
-        requestId
+        requestId,
+        conns = $pool.conns
 
   if not pool.conns[connIndex].preparedStmts.contains(stmtName):
     # The connection doesn't have that statement yet. Let's create it.