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Merge pull request #1959 from pexcn/mtu-debug

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udprelay: display mtu at least size
This commit is contained in:
Max Lv
2018-03-06 10:20:32 +08:00
committed by GitHub
parent 26e06a7a1d e7ad7fc73e
commit fc91bac349
2 changed files with 9 additions and 8 deletions
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src/udprelay.c
+7 -7
View File
@@ -724,7 +724,7 @@ remote_recv_cb(EV_P_ ev_io *w, int revents)
goto CLEAN_UP;
} else if (r > packet_size) {
if (verbose) {
LOGI("[udp] remote_recv_recvfrom fragmentation");
LOGI("[udp] remote_recv_recvfrom fragmentation, MTU at least be: %zd", r + PACKET_HEADER_SIZE);
}
}
@@ -798,7 +798,7 @@ remote_recv_cb(EV_P_ ev_io *w, int revents)
if (buf->len > packet_size) {
if (verbose) {
LOGI("[udp] remote_recv_sendto fragmentation");
LOGI("[udp] remote_recv_sendto fragmentation, MTU at least be: %zd", buf->len + PACKET_HEADER_SIZE);
}
}
@@ -902,7 +902,7 @@ server_recv_cb(EV_P_ ev_io *w, int revents)
goto CLEAN_UP;
} else if (buf->len > packet_size) {
if (verbose) {
LOGI("[udp] UDP server_recv_recvmsg fragmentation");
LOGI("[udp] UDP server_recv_recvmsg fragmentation, MTU at least be: %zd", buf->len + PACKET_HEADER_SIZE);
}
}
@@ -924,7 +924,7 @@ server_recv_cb(EV_P_ ev_io *w, int revents)
goto CLEAN_UP;
} else if (r > packet_size) {
if (verbose) {
LOGI("[udp] server_recv_recvfrom fragmentation");
LOGI("[udp] server_recv_recvfrom fragmentation, MTU at least be: %zd", r + PACKET_HEADER_SIZE);
}
}
@@ -1208,7 +1208,7 @@ server_recv_cb(EV_P_ ev_io *w, int revents)
if (buf->len > packet_size) {
if (verbose) {
LOGI("[udp] server_recv_sendto fragmentation");
LOGI("[udp] server_recv_sendto fragmentation, MTU at least be: %zd", buf->len + PACKET_HEADER_SIZE);
}
}
@@ -1225,7 +1225,7 @@ server_recv_cb(EV_P_ ev_io *w, int revents)
if (buf->len - addr_header_len > packet_size) {
if (verbose) {
LOGI("[udp] server_recv_sendto fragmentation");
LOGI("[udp] server_recv_sendto fragmentation, MTU at least be: %zd", buf->len - addr_header_len + PACKET_HEADER_SIZE);
}
}
@@ -1345,7 +1345,7 @@ init_udprelay(const char *server_host, const char *server_port,
// Initialize MTU
if (mtu > 0) {
packet_size = mtu - 1 - 28 - 2 - 64;
packet_size = mtu - PACKET_HEADER_SIZE;
buf_size = packet_size * 2;
}
src/udprelay.h
+2 -1
View File
@@ -44,7 +44,8 @@
#define MAX_UDP_PACKET_SIZE (65507)
#define DEFAULT_PACKET_SIZE 1397 // 1492 - 1 - 28 - 2 - 64 = 1397, the default MTU for UDP relay
#define PACKET_HEADER_SIZE (1 + 28 + 2 + 64)
#define DEFAULT_PACKET_SIZE 1397 // 1492 - PACKET_HEADER_SIZE = 1397, the default MTU for UDP relay
typedef struct server_ctx {
ev_io io;