static int cnt_error(struct sess *sp) { struct worker *w; struct http *h; char date[40]; CHECK_OBJ_NOTNULL(sp, SESS_MAGIC); w = sp->wrk; if (sp->obj == NULL) { HSH_Prealloc(sp); sp->obj = HSH_NewObject(sp, 1); sp->obj->xid = sp->xid; sp->obj->entered = sp->t_req; } else { /* XXX: Null the headers ? */ } CHECK_OBJ_NOTNULL(sp->obj, OBJECT_MAGIC); h = sp->obj->http; http_PutProtocol(w, sp->fd, h, "HTTP/1.1"); http_PutStatus(w, sp->fd, h, sp->err_code); TIM_format(TIM_real(), date); http_PrintfHeader(w, sp->fd, h, "Date: %s", date); http_PrintfHeader(w, sp->fd, h, "Server: Varnish"); http_PrintfHeader(w, sp->fd, h, "Retry-After: %d", params->err_ttl); if (sp->err_reason != NULL) http_PutResponse(w, sp->fd, h, sp->err_reason); else http_PutResponse(w, sp->fd, h, http_StatusMessage(sp->err_code)); VCL_error_method(sp); if (sp->handling == VCL_RET_RESTART) { HSH_Drop(sp); sp->director = NULL; sp->restarts++; sp->step = STP_RECV; return (0); } /* We always close when we take this path */ sp->doclose = "error"; sp->wantbody = 1; assert(sp->handling == VCL_RET_DELIVER); sp->err_code = 0; sp->err_reason = NULL; sp->wrk->bereq = NULL; sp->step = STP_DELIVER; return (0); }
static int cnt_error(struct sess *sp) { struct http *h; char date[40]; struct worker *wrk; CHECK_OBJ_NOTNULL(sp, SESS_MAGIC); wrk = sp->wrk; CHECK_OBJ_NOTNULL(wrk, WORKER_MAGIC); if (wrk->obj == NULL) { HSH_Prealloc(sp); AZ(wrk->busyobj); wrk->busyobj = VBO_GetBusyObj(wrk); wrk->obj = STV_NewObject(wrk, NULL, cache_param->http_resp_size, (uint16_t)cache_param->http_max_hdr); if (wrk->obj == NULL) wrk->obj = STV_NewObject(wrk, TRANSIENT_STORAGE, cache_param->http_resp_size, (uint16_t)cache_param->http_max_hdr); if (wrk->obj == NULL) { sp->doclose = "Out of objects"; sp->director = NULL; http_Setup(wrk->busyobj->beresp, NULL); http_Setup(wrk->busyobj->bereq, NULL); sp->step = STP_DONE; return(0); } AN(wrk->obj); wrk->obj->xid = sp->xid; wrk->obj->exp.entered = sp->t_req; } else { CHECK_OBJ_NOTNULL(wrk->busyobj, BUSYOBJ_MAGIC); /* XXX: Null the headers ? */ } CHECK_OBJ_NOTNULL(wrk->obj, OBJECT_MAGIC); h = wrk->obj->http; if (sp->err_code < 100 || sp->err_code > 999) sp->err_code = 501; http_PutProtocol(wrk, sp->vsl_id, h, "HTTP/1.1"); http_PutStatus(h, sp->err_code); VTIM_format(W_TIM_real(wrk), date); http_PrintfHeader(wrk, sp->vsl_id, h, "Date: %s", date); http_SetHeader(wrk, sp->vsl_id, h, "Server: Varnish"); if (sp->err_reason != NULL) http_PutResponse(wrk, sp->vsl_id, h, sp->err_reason); else http_PutResponse(wrk, sp->vsl_id, h, http_StatusMessage(sp->err_code)); VCL_error_method(sp); if (sp->handling == VCL_RET_RESTART && sp->restarts < cache_param->max_restarts) { HSH_Drop(wrk); VBO_DerefBusyObj(wrk, &wrk->busyobj); sp->director = NULL; sp->restarts++; sp->step = STP_RECV; return (0); } else if (sp->handling == VCL_RET_RESTART) sp->handling = VCL_RET_DELIVER; /* We always close when we take this path */ sp->doclose = "error"; sp->wantbody = 1; assert(sp->handling == VCL_RET_DELIVER); sp->err_code = 0; sp->err_reason = NULL; http_Setup(wrk->busyobj->bereq, NULL); VBO_DerefBusyObj(wrk, &wrk->busyobj); sp->step = STP_PREPRESP; return (0); }