Move acct_tmp to worker instead of session and report # gunziped

bytes rather than storage size when we gunzip for delivery.

Fixes	#992

bin/varnishd/cache.h

@@ -353,6 +353,8 @@ struct worker {
 #define RES_ESI_CHILD		(1<<5)
 #define RES_GUNZIP		(1<<6)
 
+	/* Temporary accounting */
+	struct acct		acct_tmp;
 };
 
 /* Work Request for worker thread ------------------------------------*/
@@ -601,7 +603,6 @@ struct sess {
 	struct sessmem		*mem;
 
 	struct workreq		workreq;
-	struct acct		acct_tmp;
 	struct acct		acct_req;
 	struct acct		acct_ses;
 

bin/varnishd/cache_center.c

@@ -870,7 +870,7 @@ cnt_fetchbody(struct sess *sp)
 		AN(sp->obj->objcore->ban);
 		HSH_Unbusy(sp);
 	}
-	sp->acct_tmp.fetch++;
+	sp->wrk->acct_tmp.fetch++;
 	sp->step = STP_PREPRESP;
 	return (0);
 }
@@ -927,7 +927,7 @@ cnt_streambody(struct sess *sp)
 	} else {
 		sp->doclose = "Stream error";
 	}
-	sp->acct_tmp.fetch++;
+	sp->wrk->acct_tmp.fetch++;
 	sp->director = NULL;
 	sp->restarts = 0;
 
@@ -969,7 +969,7 @@ cnt_first(struct sess *sp)
 	HTC_Init(sp->htc, sp->ws, sp->fd, params->http_req_size,
 	    params->http_req_hdr_len);
 	sp->wrk->lastused = sp->t_open;
-	sp->acct_tmp.sess++;
+	sp->wrk->acct_tmp.sess++;
 
 	sp->step = STP_WAIT;
 	return (0);
@@ -1277,7 +1277,7 @@ cnt_pass(struct sess *sp)
 		return (0);
 	}
 	assert(sp->handling == VCL_RET_PASS);
-	sp->acct_tmp.pass++;
+	sp->wrk->acct_tmp.pass++;
 	sp->sendbody = 1;
 	sp->step = STP_FETCH;
 	return (0);
@@ -1315,7 +1315,7 @@ cnt_pipe(struct sess *sp)
 	CHECK_OBJ_NOTNULL(sp, SESS_MAGIC);
 	CHECK_OBJ_NOTNULL(sp->vcl, VCL_CONF_MAGIC);
 
-	sp->acct_tmp.pipe++;
+	sp->wrk->acct_tmp.pipe++;
 	WS_Reset(sp->wrk->ws, NULL);
 	http_Setup(sp->wrk->bereq, sp->wrk->ws);
 	http_FilterHeader(sp, HTTPH_R_PIPE);
@@ -1464,7 +1464,7 @@ cnt_start(struct sess *sp)
 	sp->wrk->stats.client_req++;
 	sp->t_req = TIM_real();
 	sp->wrk->lastused = sp->t_req;
-	sp->acct_tmp.req++;
+	sp->wrk->acct_tmp.req++;
 
 	/* Assign XID and log */
 	sp->xid = ++xids;				/* XXX not locked */
@@ -1619,6 +1619,9 @@ CNT_Session(struct sess *sp)
 	AZ(w->is_gunzip);
 	AZ(w->do_gunzip);
 	AZ(w->do_esi);
+#define ACCT(foo)	AZ(w->acct_tmp.foo);
+#include "acct_fields.h"
+#undef ACCT
 	assert(WRW_IsReleased(w));
 }
 

bin/varnishd/cache_gzip.c

@@ -378,6 +378,7 @@ VGZ_WrwGunzip(const struct sess *sp, struct vgz *vg, const void *ibuf,
 			return (-1);
 		}
 		if (obufl == *obufp || i == VGZ_STUCK) {
+			sp->wrk->acct_tmp.bodybytes += *obufp;
 			(void)WRW_Write(sp->wrk, obuf, *obufp);
 			(void)WRW_Flush(sp->wrk);
 			*obufp = 0;

bin/varnishd/cache_response.c

@@ -175,7 +175,6 @@ res_WriteGunzipObj(struct sess *sp)
 		CHECK_OBJ_NOTNULL(st, STORAGE_MAGIC);
 		u += st->len;
 
-		sp->acct_tmp.bodybytes += st->len;	/* XXX ? */
 		VSC_C_main->n_objwrite++;
 
 		i = VGZ_WrwGunzip(sp, vg,
@@ -195,7 +194,7 @@ res_WriteGunzipObj(struct sess *sp)
 /*--------------------------------------------------------------------*/
 
 static void
-res_WriteDirObj(struct sess *sp, ssize_t low, ssize_t high)
+res_WriteDirObj(const struct sess *sp, ssize_t low, ssize_t high)
 {
 	ssize_t u = 0;
 	size_t ptr, off, len;
@@ -227,7 +226,7 @@ res_WriteDirObj(struct sess *sp, ssize_t low, ssize_t high)
 
 		ptr += len;
 
-		sp->acct_tmp.bodybytes += len;
+		sp->wrk->acct_tmp.bodybytes += len;
 #ifdef SENDFILE_WORKS
 		/*
 		 * XXX: the overhead of setting up sendfile is not
@@ -292,7 +291,7 @@ RES_WriteObj(struct sess *sp)
 	 * Send HTTP protocol header, unless interior ESI object
 	 */
 	if (!(sp->wrk->res_mode & RES_ESI_CHILD))
-		sp->acct_tmp.hdrbytes +=
+		sp->wrk->acct_tmp.hdrbytes +=
 		    http_Write(sp->wrk, sp->wrk->resp, 1);
 
 	if (!sp->wantbody)
@@ -348,7 +347,7 @@ RES_StreamStart(struct sess *sp)
 		http_PrintfHeader(sp->wrk, sp->fd, sp->wrk->resp,
 		    "Content-Length: %s", sp->wrk->h_content_length);
 
-	sp->acct_tmp.hdrbytes +=
+	sp->wrk->acct_tmp.hdrbytes +=
 	    http_Write(sp->wrk, sp->wrk->resp, 1);
 
 	if (sp->wrk->res_mode & RES_CHUNKED)

bin/varnishd/cache_session.c

@@ -80,7 +80,7 @@ static struct lock		stat_mtx;
 void
 SES_Charge(struct sess *sp)
 {
-	struct acct *a = &sp->acct_tmp;
+	struct acct *a = &sp->wrk->acct_tmp;
 
 #define ACCT(foo)				\
 	sp->wrk->stats.s_##foo += a->foo;	\