gfwleak/tango-tsg-service-chaining-engine
Archived
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

增加MESA_handle_logger

Browse Source
This commit is contained in:
luwenpeng
2023-02-20 11:16:34 +08:00
parent 6eaad28f9c
commit 82ac815b68
10 changed files with 108 additions and 95 deletions
Download Patch File Download Diff File Expand all files Collapse all files

74
common/src/raw_packet.cpp
View File

@@ -82,9 +82,7 @@ static const void *parse_ipv4(struct raw_pkt_parser *handler, const void *data,
static const void *parse_ipv6(struct raw_pkt_parser *handler, const void *data, size_t length, enum layer_type this_type);
static const void *parse_tcp(struct raw_pkt_parser *handler, const void *data, size_t length, enum layer_type this_type);
static const void *parse_udp(struct raw_pkt_parser *handler, const void *data, size_t length, enum layer_type this_type);
static const void *parse_ppp(struct raw_pkt_parser *handler, const void *data, size_t length, enum layer_type this_type);
static const void *parse_pppoe_ses(struct raw_pkt_parser *handler, const void *data, size_t length, enum layer_type this_type);
// static const void *parse_hdlc(struct raw_pkt_parser *handler, const void *data, size_t length, enum layer_type this_type);
static const void *parse_vxlan(struct raw_pkt_parser *handler, const void *data, size_t length, enum layer_type this_type);
static const void *parse_vlan8021q(struct raw_pkt_parser *handler, const void *data, size_t length, enum layer_type this_type);
static const void *parse_gtpv1_u(struct raw_pkt_parser *handler, const void *data, size_t length, enum layer_type this_type);
@@ -768,39 +766,6 @@ static const void *parse_udp(struct raw_pkt_parser *handler, const void *data, s
}
}
static const void *parse_ppp(struct raw_pkt_parser *handler, const void *data, size_t length, enum layer_type this_type)
{
if (length < PPP_HDRLEN)
{
LOG_ERROR("%s: pkt_trace_id: %lu, this_layer: %s, err: data not enough", LOG_TAG_RAWPKT, handler->pkt_trace_id, layer_type2str(this_type));
return data;
}
if (raw_packet_parser_status(handler, data, this_type) == PARSE_STATUS_STOP)
{
return data;
}
uint16_t next_proto = PPP_PROTOCOL(data);
uint16_t hdr_len = PPP_HDRLEN;
const void *data_next_layer = (const char *)data + hdr_len;
size_t data_next_length = length - hdr_len;
LOG_DEBUG("%s: pkt_trace_id: %lu, this_layer: %s, payload_len: [%lu/%lu]", LOG_TAG_RAWPKT, handler->pkt_trace_id, layer_type2str(this_type), data_next_length, length);
switch (next_proto)
{
case PPP_IP:
// TODO
return parse_ipv4(handler, data_next_layer, data_next_length, LAYER_TYPE_IPV4);
case PPP_IPV6:
// TODO
return parse_ipv6(handler, data_next_layer, data_next_length, LAYER_TYPE_IPV6);
default:
LOG_ERROR("%s: pkt_trace_id: %lu, this_layer: %s, stop parse next protocol %d", LOG_TAG_RAWPKT, handler->pkt_trace_id, layer_type2str(this_type), next_proto);
return data_next_layer;
}
}
static const void *parse_pppoe_ses(struct raw_pkt_parser *handler, const void *data, size_t length, enum layer_type this_type)
{
if (length < 8)
@@ -836,42 +801,6 @@ static const void *parse_pppoe_ses(struct raw_pkt_parser *handler, const void *d
}
}
static const void *parse_hdlc(struct raw_pkt_parser *handler, const void *data, size_t length, enum layer_type this_type)
{
if (length < 4)
{
LOG_ERROR("%s: pkt_trace_id: %lu, this_layer: %s, err: data not enough", LOG_TAG_RAWPKT, handler->pkt_trace_id, layer_type2str(this_type));
return data;
}
if (raw_packet_parser_status(handler, data, this_type) == PARSE_STATUS_STOP)
{
return data;
}
uint16_t next_proto = ntohs(*(const uint16_t *)((const char *)data + 2));
uint16_t hdr_len = 4;
const void *data_next_layer = (const char *)data + hdr_len;
size_t data_next_length = length - hdr_len;
LOG_DEBUG("%s: pkt_trace_id: %lu, this_layer: %s, payload_len: [%lu/%lu]", LOG_TAG_RAWPKT, handler->pkt_trace_id, layer_type2str(this_type), data_next_length, length);
// HDLC的协议字段与以太网的类似，对于IPv4，为0x0800
switch (next_proto)
{
// ETHER_TYPE_IPV4 0x0800
case 0x0800:
// TODO
return parse_ipv4(handler, data_next_layer, data_next_length, LAYER_TYPE_IPV4);
// ETHER_TYPE_IPV6 0x86DD
case 0x86DD:
// TODO
return parse_ipv6(handler, data_next_layer, data_next_length, LAYER_TYPE_IPV6);
default:
LOG_ERROR("%s: pkt_trace_id: %lu, this_layer: %s, stop parse next protocol %d", LOG_TAG_RAWPKT, handler->pkt_trace_id, layer_type2str(this_type), next_proto);
return data_next_layer;
}
}
static const void *parse_vxlan(struct raw_pkt_parser *handler, const void *data, size_t length, enum layer_type this_type)
{
if (length < sizeof(struct vxlan_hdr))
@@ -893,9 +822,6 @@ static const void *parse_vxlan(struct raw_pkt_parser *handler, const void *data,
LOG_DEBUG("%s: pkt_trace_id: %lu, this_layer: %s, payload_len: [%lu/%lu]", LOG_TAG_RAWPKT, handler->pkt_trace_id, layer_type2str(this_type), data_next_length, length);
// TESTED
return parse_ether(handler, data_next_layer, data_next_length, LAYER_TYPE_ETHER);
// TODO HDLC
// TODO PPP
}
static const void *parse_vlan8021q(struct raw_pkt_parser *handler, const void *data, size_t length, enum layer_type this_type)