VED_Deliver(struct req *req, struct busyobj *bo, int wantbody)
{
int i;
struct ecx *ecx;
CHECK_OBJ_NOTNULL(req, REQ_MAGIC);
CHECK_OBJ_ORNULL(bo, BUSYOBJ_MAGIC);
CHECK_OBJ_NOTNULL(req->objcore, OBJCORE_MAGIC);
CAST_OBJ_NOTNULL(ecx, req->transport_priv, ECX_MAGIC);
if (wantbody == 0)
return;
req->res_mode |= RES_ESI_CHILD;
i = ObjCheckFlag(req->wrk, req->objcore, OF_GZIPED);
if (ecx->isgzip && i && !(req->res_mode & RES_ESI)) {
ved_stripgzip(req, bo);
} else {
if (ecx->isgzip && !i)
VDP_push(req, ved_pretend_gzip, ecx, 1);
else
VDP_push(req, ved_vdp_bytes, ecx->preq, 1);
(void)VDP_DeliverObj(req);
}
VDP_close(req);
}
V1D_Deliver(struct req *req, struct boc *boc, int sendbody)
{
int err = 0;
CHECK_OBJ_NOTNULL(req, REQ_MAGIC);
CHECK_OBJ_ORNULL(boc, BOC_MAGIC);
CHECK_OBJ_NOTNULL(req->objcore, OBJCORE_MAGIC);
if (sendbody) {
if (http_GetHdr(req->resp, H_Content_Length, NULL))
req->res_mode |= RES_LEN;
else if (req->http->protover == 11) {
req->res_mode |= RES_CHUNKED;
http_SetHeader(req->resp, "Transfer-Encoding: chunked");
} else {
req->res_mode |= RES_EOF;
req->doclose = SC_TX_EOF;
}
}
VSLb(req->vsl, SLT_Debug, "RES_MODE %x", req->res_mode);
if (req->doclose) {
if (!http_HdrIs(req->resp, H_Connection, "close")) {
http_Unset(req->resp, H_Connection);
http_SetHeader(req->resp, "Connection: close");
}
} else if (!http_GetHdr(req->resp, H_Connection, NULL))
http_SetHeader(req->resp, "Connection: keep-alive");
if (sendbody && req->resp_len != 0)
VDP_push(req, v1d_bytes, NULL, 1);
AZ(req->wrk->v1l);
V1L_Reserve(req->wrk, req->ws, &req->sp->fd, req->vsl, req->t_prev);
if (WS_Overflowed(req->ws)) {
v1d_error(req, "workspace_client overflow");
AZ(req->wrk->v1l);
return;
}
req->acct.resp_hdrbytes += HTTP1_Write(req->wrk, req->resp, HTTP1_Resp);
if (DO_DEBUG(DBG_FLUSH_HEAD))
(void)V1L_Flush(req->wrk);
if (sendbody && req->resp_len != 0) {
if (req->res_mode & RES_CHUNKED)
V1L_Chunked(req->wrk);
err = VDP_DeliverObj(req);
if (!err && (req->res_mode & RES_CHUNKED))
V1L_EndChunk(req->wrk);
}
if ((V1L_FlushRelease(req->wrk) || err) && req->sp->fd >= 0)
SES_Close(req->sp, SC_REM_CLOSE);
AZ(req->wrk->v1l);
VDP_close(req);
}
h2_deliver(struct req *req, struct boc *boc, int sendbody)
{
ssize_t sz, sz1;
uint8_t *p;
unsigned u;
const char *r;
struct http *hp;
struct sess *sp;
struct h2_req *r2;
int i, err;
const struct hpack_static *hps;
CHECK_OBJ_NOTNULL(req, REQ_MAGIC);
CHECK_OBJ_ORNULL(boc, BOC_MAGIC);
CHECK_OBJ_NOTNULL(req->objcore, OBJCORE_MAGIC);
CAST_OBJ_NOTNULL(r2, req->transport_priv, H2_REQ_MAGIC);
sp = req->sp;
CHECK_OBJ_NOTNULL(sp, SESS_MAGIC);
(void)sendbody;
VSLb(req->vsl, SLT_Debug, "H2: Deliver");
(void)WS_Reserve(req->ws, 0);
p = (void*)req->ws->f;
switch (req->resp->status) {
case 200: *p++ = 0x80 | 8; break;
case 204: *p++ = 0x80 | 9; break;
case 206: *p++ = 0x80 | 10; break;
case 304: *p++ = 0x80 | 11; break;
case 400: *p++ = 0x80 | 12; break;
case 404: *p++ = 0x80 | 13; break;
case 500: *p++ = 0x80 | 14; break;
default:
*p++ = 0x18;
*p++ = 0x03;
(void)sprintf((char*)p, "%03d", req->resp->status);
p += 3;
break;
}
hp = req->resp;
for (u = HTTP_HDR_FIRST; u < hp->nhd; u++) {
assert((char*)p < req->ws->e);
r = strchr(hp->hd[u].b, ':');
AN(r);
hps = hp_idx[tolower(*hp->hd[u].b)];
sz = 1 + r - hp->hd[u].b;
assert(sz > 0);
while (hps != NULL && hps->idx > 0) {
i = strncasecmp(hps->name, hp->hd[u].b, sz);
if (i < 0) {
hps++;
continue;
}
if (i > 0)
hps = NULL;
break;
}
if (hps != NULL) {
VSLb(req->vsl, SLT_Debug,
"HP {%d, \"%s\", \"%s\"} <%s>",
hps->idx, hps->name, hps->val, hp->hd[u].b);
if (hps->idx < 15) {
*p++ = 0x10 | hps->idx;
} else {
*p++ = 0x1f;
*p++ = hps->idx - 0x0f;
}
} else {
*p++ = 0x10;
sz--;
if (sz < 127) {
*p++ = (uint8_t)sz;
} else {
*p++ = 0x7f;
*p++ = (uint8_t)sz - 0x7f;
}
for(sz1 = 0; sz1 < sz; sz1++)
*p++ = (uint8_t)tolower(hp->hd[u].b[sz1]);
}
while(vct_islws(*++r))
continue;
sz = hp->hd[u].e - r;
assert(sz <= 254);
if (sz < 127) {
*p++ = (uint8_t)sz;
} else if (sz < 127 * 2) {
*p++ = 0x7f;
*p++ = (uint8_t)sz - 0x7f;
}
memcpy(p, r, sz);
p += sz;
assert((char*)p < req->ws->e);
}
sz = (char*)p - req->ws->f;
/* XXX: Optimize !sendbody case */
H2_Send(req->wrk, r2, 1, H2_FRAME_HEADERS, H2FF_HEADERS_END_HEADERS,
sz, req->ws->f);
WS_Release(req->ws, 0);
if (sendbody && req->resp_len != 0)
VDP_push(req, h2_bytes, NULL, 1, "H2");
AZ(req->wrk->v1l);
if (sendbody && req->resp_len != 0)
err = VDP_DeliverObj(req);
/*XXX*/(void)err;
H2_Send(req->wrk, r2, 1, H2_FRAME_DATA, H2FF_DATA_END_STREAM, 0, NULL);
AZ(req->wrk->v1l);
VDP_close(req);
}
void
V1D_Deliver(struct req *req, struct busyobj *bo)
{
const char *r;
enum objiter_status ois;
CHECK_OBJ_NOTNULL(req, REQ_MAGIC);
CHECK_OBJ_NOTNULL(req->objcore, OBJCORE_MAGIC);
req->res_mode = 0;
/*
* Determine ESI status first. Not dependent on wantbody, because
* we want ESI to supress C-L in HEAD too.
*/
if (!req->disable_esi &&
ObjGetattr(req->wrk, req->objcore, OA_ESIDATA, NULL) != NULL)
req->res_mode |= RES_ESI;
/*
* ESI-childen don't care about headers -> early escape
*/
if (req->esi_level > 0) {
ESI_DeliverChild(req, bo);
return;
}
if (req->res_mode & RES_ESI) {
RFC2616_Weaken_Etag(req->resp);
} else if (http_IsStatus(req->resp, 304)) {
http_Unset(req->resp, H_Content_Length);
req->wantbody = 0;
} else if (bo == NULL &&
!http_GetHdr(req->resp, H_Content_Length, NULL)) {
http_PrintfHeader(req->resp,
"Content-Length: %ju", (uintmax_t)ObjGetLen(
req->wrk, req->objcore));
}
if (cache_param->http_gzip_support &&
ObjCheckFlag(req->wrk, req->objcore, OF_GZIPED) &&
!RFC2616_Req_Gzip(req->http)) {
/*
* We don't know what it uncompresses to
* XXX: we could cache that, but would still deliver
* XXX: with multiple writes because of the gunzip buffer
*/
req->res_mode |= RES_GUNZIP;
VDP_push(req, VDP_gunzip, NULL, 0);
}
if (req->res_mode & RES_ESI) {
/* Gunzip could have added back a C-L */
http_Unset(req->resp, H_Content_Length);
}
/*
* Range comes after the others and pushes on bottom because it
* can generate a correct C-L header.
*/
if (cache_param->http_range_support && http_IsStatus(req->resp, 200)) {
http_SetHeader(req->resp, "Accept-Ranges: bytes");
if (req->wantbody && http_GetHdr(req->http, H_Range, &r))
VRG_dorange(req, bo, r);
}
if (http_GetHdr(req->resp, H_Content_Length, NULL))
req->res_mode |= RES_LEN;
if (req->wantbody && !(req->res_mode & RES_LEN)) {
if (req->http->protover >= 11) {
req->res_mode |= RES_CHUNKED;
http_SetHeader(req->resp, "Transfer-Encoding: chunked");
} else {
req->res_mode |= RES_EOF;
req->doclose = SC_TX_EOF;
}
}
VSLb(req->vsl, SLT_Debug, "RES_MODE %x", req->res_mode);
if (req->doclose) {
if (!http_HdrIs(req->resp, H_Connection, "close")) {
http_Unset(req->resp, H_Connection);
http_SetHeader(req->resp, "Connection: close");
}
} else if (!http_GetHdr(req->resp, H_Connection, NULL))
http_SetHeader(req->resp, "Connection: keep-alive");
VDP_push(req, v1d_bytes, NULL, 1);
V1L_Reserve(req->wrk, req->ws, &req->sp->fd, req->vsl, req->t_prev);
req->acct.resp_hdrbytes += HTTP1_Write(req->wrk, req->resp, HTTP1_Resp);
if (DO_DEBUG(DBG_FLUSH_HEAD))
(void)V1L_Flush(req->wrk);
ois = OIS_DONE;
if (req->wantbody) {
if (req->res_mode & RES_CHUNKED)
V1L_Chunked(req->wrk);
ois = VDP_DeliverObj(req);
(void)VDP_bytes(req, VDP_FLUSH, NULL, 0);
if (ois == OIS_DONE && (req->res_mode & RES_CHUNKED))
V1L_EndChunk(req->wrk);
}
if ((V1L_FlushRelease(req->wrk) || ois != OIS_DONE) && req->sp->fd >= 0)
SES_Close(req->sp, SC_REM_CLOSE);
VDP_close(req);
}