void VBF_Fetch(struct worker *wrk, struct req *req, struct objcore *oc, struct object *oldobj, enum vbf_fetch_mode_e mode) { struct busyobj *bo; CHECK_OBJ_NOTNULL(wrk, WORKER_MAGIC); CHECK_OBJ_NOTNULL(req, REQ_MAGIC); CHECK_OBJ_NOTNULL(oc, OBJCORE_MAGIC); CHECK_OBJ_ORNULL(oldobj, OBJECT_MAGIC); bo = VBO_GetBusyObj(wrk, req); CHECK_OBJ_NOTNULL(bo, BUSYOBJ_MAGIC); bo->refcount = 2; oc->busyobj = bo; CHECK_OBJ_NOTNULL(bo->vcl, VCL_CONF_MAGIC); if (mode == VBF_PASS) bo->do_pass = 1; bo->vary = req->vary_b; req->vary_b = NULL; HSH_Ref(oc); bo->fetch_objcore = oc; if (oldobj != NULL) { if (http_GetHdr(oldobj->http, H_Last_Modified, NULL) || http_GetHdr(oldobj->http, H_ETag, NULL)) { HSH_Ref(oldobj->objcore); bo->ims_obj = oldobj; } } AZ(bo->req); bo->req = req; bo->fetch_task.priv = bo; bo->fetch_task.func = vbf_fetch_thread; if (Pool_Task(wrk->pool, &bo->fetch_task, POOL_QUEUE_FRONT)) vbf_fetch_thread(wrk, bo); if (mode == VBF_BACKGROUND) { VBO_waitstate(bo, BOS_REQ_DONE); } else { VBO_waitstate(bo, BOS_FETCHING); if (!bo->do_stream) VBO_waitstate(bo, BOS_FINISHED); assert(bo->state != BOS_FAILED || (oc->flags & OC_F_FAILED)); } VBO_DerefBusyObj(wrk, &bo); }
struct busyobj * VBF_Fetch(struct worker *wrk, struct req *req, struct objcore *oc, int pass) { struct busyobj *bo; CHECK_OBJ_NOTNULL(wrk, WORKER_MAGIC); CHECK_OBJ_NOTNULL(req, REQ_MAGIC); CHECK_OBJ_NOTNULL(oc, OBJCORE_MAGIC); bo = VBO_GetBusyObj(wrk, req); CHECK_OBJ_NOTNULL(bo, BUSYOBJ_MAGIC); bo->refcount = 2; oc->busyobj = bo; CHECK_OBJ_NOTNULL(bo->vcl, VCL_CONF_MAGIC); bo->do_pass = pass; bo->vary = req->vary_b; req->vary_b = NULL; AZ(bo->fetch_objcore); bo->fetch_objcore = oc; AZ(bo->req); bo->req = req; bo->fetch_task.priv = bo; bo->fetch_task.func = vbf_fetch_thread; if (Pool_Task(wrk->pool, &bo->fetch_task, POOL_QUEUE_FRONT)) vbf_fetch_thread(wrk, bo); Lck_Lock(&bo->mtx); while (1) { if (bo->req == NULL) break; (void)Lck_CondWait(&bo->cond, &bo->mtx, NULL); } Lck_Unlock(&bo->mtx); return (bo); }
void VBF_Fetch(struct worker *wrk, struct req *req, struct objcore *oc, struct object *oldobj, enum vbf_fetch_mode_e mode) { struct busyobj *bo; const char *how; CHECK_OBJ_NOTNULL(wrk, WORKER_MAGIC); CHECK_OBJ_NOTNULL(req, REQ_MAGIC); CHECK_OBJ_NOTNULL(oc, OBJCORE_MAGIC); CHECK_OBJ_ORNULL(oldobj, OBJECT_MAGIC); switch(mode) { case VBF_PASS: how = "pass"; break; case VBF_NORMAL: how = "fetch"; break; case VBF_BACKGROUND: how = "bgfetch"; break; default: WRONG("Wrong fetch mode"); } bo = VBO_GetBusyObj(wrk, req); CHECK_OBJ_NOTNULL(bo, BUSYOBJ_MAGIC); VSLb(bo->vsl, SLT_Begin, "bereq %u %s ", VXID(req->vsl->wid), how); VSLb(req->vsl, SLT_Link, "bereq %u %s ", VXID(bo->vsl->wid), how); THR_SetBusyobj(bo); bo->refcount = 2; oc->busyobj = bo; CHECK_OBJ_NOTNULL(bo->vcl, VCL_CONF_MAGIC); if (mode == VBF_PASS) bo->do_pass = 1; bo->vary = req->vary_b; req->vary_b = NULL; if (mode != VBF_BACKGROUND) HSH_Ref(oc); bo->fetch_objcore = oc; AZ(bo->ims_obj); if (oldobj != NULL) { if (http_GetHdr(oldobj->http, H_Last_Modified, NULL) || http_GetHdr(oldobj->http, H_ETag, NULL)) { assert(oldobj->objcore->refcnt > 0); HSH_Ref(oldobj->objcore); bo->ims_obj = oldobj; } } AZ(bo->req); bo->req = req; bo->fetch_task.priv = bo; bo->fetch_task.func = vbf_fetch_thread; if (Pool_Task(wrk->pool, &bo->fetch_task, POOL_QUEUE_FRONT)) vbf_fetch_thread(wrk, bo); if (mode == VBF_BACKGROUND) { VBO_waitstate(bo, BOS_REQ_DONE); } else { VBO_waitstate(bo, BOS_STREAM); if (bo->state == BOS_FAILED) { AN((oc->flags & OC_F_FAILED)); } else { AZ(bo->fetch_objcore->flags & OC_F_BUSY); } } VSLb_ts_req(req, "Fetch", W_TIM_real(wrk)); THR_SetBusyobj(NULL); VBO_DerefBusyObj(wrk, &bo); }