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TSG-14932: 控制报文中需增加service chaining和shaping的SID, 保证SID的顺序 , TFE -> service...

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This commit is contained in:
刘学利
2023-05-09 11:26:57 +00:00
parent 19eaee2c78
commit c5e959492d
10 changed files with 419 additions and 94 deletions
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34
src/tsg_proxy.cpp
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@@ -6,6 +6,7 @@
#include "tsg_send_log.h"
#include "tsg_sync_state.h"
#include "tsg_proxy.h"
#include "tsg_bridge.h"
#define DEFAULT_WINSCLE 0
#define DEFAULT_MSS 1460
@@ -20,6 +21,21 @@ enum tsg_proxy_ipv6hdr_parse_error{
TSG_PROXY_IPV6HDR_INVALID_TYPE = -3,
};
int update_segment_sids(struct cmsg_int16_array *d_sids_array, unsigned short *s_sids, unsigned int n_s_sids)
{
for(unsigned int i=0; i<n_s_sids; i++)
{
if(d_sids_array->num>=8)
{
break;
}
d_sids_array->value[d_sids_array->num++]=s_sids[i];
}
return 1;
}
int tsg_proxy_ipv6_header_parse(const void *a_packet, struct pkt_info *pktinfo){
if(a_packet == NULL){
return TSG_PROXY_IPV6HDR_NULL_PACKET;
@@ -233,7 +249,7 @@ void tsg_proxy_tcp_parse(struct tsg_proxy_tcp_attribute *tcp_attr, struct pkt_in
static struct tsg_proxy_tcp_attribute *tsg_proxy_tcp_attribute_get(const struct streaminfo *stream)
{
struct session_runtime_attribute *srt_attribute = (struct session_runtime_attribute *)session_runtime_attribute_get(stream);
struct session_runtime_attribute *srt_attribute = (struct session_runtime_attribute *)session_runtime_attribute_new(stream);
if (srt_attribute == NULL) {
MESA_handle_runtime_log(g_tsg_para.logger, RLOG_LV_FATAL, "PROXY", "Failed to get session runtime attribute, stream treaceid = %llu", tsg_get_stream_trace_id(stream));
return NULL;
@@ -497,7 +513,7 @@ static void tsg_proxy_tcp_attribute_dump(tsg_proxy_tcp_attribute *tcp_attr, stru
return;
}
void tsg_proxy_update_policy_fill(const struct streaminfo *stream, struct update_policy *policy)
void tsg_proxy_update_policy_fill(const struct streaminfo *stream, struct update_policy *policy, struct segment_id_list *segment_ids)
{
struct proxy_cmsg *cmsg = &policy->cmsg;
struct tsg_proxy_tcp_attribute *tcp_attr = tsg_proxy_tcp_attribute_get(stream);
@@ -524,10 +540,8 @@ void tsg_proxy_update_policy_fill(const struct streaminfo *stream, struct update
cmsg->tcp_seq_route_ctx.num = client->route_ctx_len;
memcpy(cmsg->tcp_seq_route_ctx.value, client->route_ctx, client->route_ctx_len);
cmsg->tcp_seq_sids.num = client->sid_list.sz_sidlist;
for (unsigned int i = 0; i < client->sid_list.sz_sidlist; i++) {
cmsg->tcp_seq_sids.value[i] = client->sid_list.sid_list[i];
}
update_segment_sids(&cmsg->tcp_seq_sids, segment_ids->sid_list+1, segment_ids->sz_sidlist-1); // delete intercept sid
update_segment_sids(&cmsg->tcp_seq_sids, client->sid_list.sid_list, client->sid_list.sz_sidlist);
cmsg->tcp_mss_server = server->mss;
cmsg->tcp_sack_server = server->sack;
@@ -538,10 +552,8 @@ void tsg_proxy_update_policy_fill(const struct streaminfo *stream, struct update
cmsg->tcp_ack_route_ctx.num = server->route_ctx_len;
memcpy(cmsg->tcp_ack_route_ctx.value, server->route_ctx, server->route_ctx_len);
cmsg->tcp_ack_sids.num = server->sid_list.sz_sidlist;
for (unsigned int i = 0; i < server->sid_list.sz_sidlist; i++) {
cmsg->tcp_ack_sids.value[i] = server->sid_list.sid_list[i];
}
update_segment_sids(&cmsg->tcp_seq_sids, segment_ids->sid_list+1, segment_ids->sz_sidlist-1); // delete intercept sid
update_segment_sids(&cmsg->tcp_ack_sids, server->sid_list.sid_list, server->sid_list.sz_sidlist);
if (client->wscale_set && server->wscale_set) {
cmsg->tcp_wsacle_exist = 1;
@@ -558,4 +570,4 @@ void tsg_proxy_update_policy_fill(const struct streaminfo *stream, struct update
tsg_proxy_tcp_attribute_dump(tcp_attr, cmsg, stream);
return;
}
}