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-rw-r--r--src/fastd.c15
-rw-r--r--src/fastd.h13
-rw-r--r--src/printf.c4
-rw-r--r--src/protocol_ec25519_fhmqvc.c4
-rw-r--r--src/send.c21
-rw-r--r--src/types.h2
6 files changed, 49 insertions, 10 deletions
diff --git a/src/fastd.c b/src/fastd.c
index 6ce10fc..e5c1364 100644
--- a/src/fastd.c
+++ b/src/fastd.c
@@ -246,6 +246,9 @@ void fastd_handle_receive(fastd_context_t *ctx, fastd_peer_t *peer, fastd_buffer
fastd_peer_eth_addr_add(ctx, peer, src_addr);
}
+ ctx->rx.packets++;
+ ctx->rx.bytes += buffer.len;
+
fastd_tuntap_write(ctx, buffer);
if (ctx->conf->mode == MODE_TAP && ctx->conf->forward) {
@@ -360,8 +363,12 @@ static void delete_peers(fastd_context_t *ctx) {
}
}
-static void dump_peers(fastd_context_t *ctx) {
- pr_info(ctx, "dumping peers...");
+static void dump_state(fastd_context_t *ctx) {
+ pr_info(ctx, "TX stats: %U packet(s), %U byte(s); dropped: %U packet(s), %U byte(s); error: %U packet(s), %U byte(s)",
+ ctx->tx.packets, ctx->tx.bytes, ctx->tx_dropped.packets, ctx->tx_dropped.bytes, ctx->tx_error.packets, ctx->tx_error.bytes);
+ pr_info(ctx, "RX stats: %U packet(s), %U byte(s)", ctx->rx.packets, ctx->rx.bytes);
+
+ pr_info(ctx, "dumping peers:");
fastd_peer_t *peer;
for (peer = ctx->peers; peer; peer = peer->next) {
@@ -385,7 +392,7 @@ static void dump_peers(fastd_context_t *ctx) {
}
}
- pr_info(ctx, "peer dump finished.");
+ pr_info(ctx, "dump finished.");
}
static inline void update_time(fastd_context_t *ctx) {
@@ -849,7 +856,7 @@ int main(int argc, char *argv[]) {
if (dump) {
dump = false;
- dump_peers(&ctx);
+ dump_state(&ctx);
}
pthread_sigmask(SIG_SETMASK, &oldset, NULL);
diff --git a/src/fastd.h b/src/fastd.h
index dcb35b4..1fe639e 100644
--- a/src/fastd.h
+++ b/src/fastd.h
@@ -161,6 +161,11 @@ struct fastd_peer_group {
unsigned n_connections;
};
+struct fastd_stats {
+ uint64_t packets;
+ uint64_t bytes;
+};
+
struct fastd_config {
struct timespec long_ago;
@@ -294,6 +299,12 @@ struct fastd_context {
fastd_socket_t *sock_default_v4;
fastd_socket_t *sock_default_v6;
+ fastd_stats_t rx;
+
+ fastd_stats_t tx;
+ fastd_stats_t tx_dropped;
+ fastd_stats_t tx_error;
+
#ifdef USE_CRYPTO_AES128CTR
fastd_crypto_aes128ctr_context_t *crypto_aes128ctr;
#endif
@@ -316,7 +327,7 @@ struct fastd_string_stack {
};
-void fastd_send(fastd_context_t *ctx, const fastd_socket_t *sock, const fastd_peer_address_t *local_addr, const fastd_peer_address_t *remote_addr, fastd_buffer_t buffer);
+void fastd_send(fastd_context_t *ctx, const fastd_socket_t *sock, const fastd_peer_address_t *local_addr, const fastd_peer_address_t *remote_addr, fastd_buffer_t buffer, size_t stat_size);
void fastd_send_all(fastd_context_t *ctx, fastd_peer_t *source_peer, fastd_buffer_t buffer);
void fastd_send_handshake(fastd_context_t *ctx, const fastd_socket_t *sock, const fastd_peer_address_t *local_addr, const fastd_peer_address_t *remote_addr, fastd_buffer_t buffer);
void fastd_receive(fastd_context_t *ctx, fastd_socket_t *sock);
diff --git a/src/printf.c b/src/printf.c
index deb48c0..6feb72a 100644
--- a/src/printf.c
+++ b/src/printf.c
@@ -125,6 +125,10 @@ int fastd_vsnprintf(const fastd_context_t *ctx, char *buffer, size_t size, const
buffer += snprintf_safe(buffer, buffer_end-buffer, "%u", va_arg(ap, unsigned int));
break;
+ case 'U':
+ buffer += snprintf_safe(buffer, buffer_end-buffer, "%llu", (unsigned long long)va_arg(ap, uint64_t));
+ break;
+
case 's':
buffer += snprintf_safe(buffer, buffer_end-buffer, "%s", va_arg(ap, char*));
break;
diff --git a/src/protocol_ec25519_fhmqvc.c b/src/protocol_ec25519_fhmqvc.c
index 73fbc5e..62e9303 100644
--- a/src/protocol_ec25519_fhmqvc.c
+++ b/src/protocol_ec25519_fhmqvc.c
@@ -826,13 +826,15 @@ static void protocol_handle_recv(fastd_context_t *ctx, fastd_peer_t *peer, fastd
}
static void session_send(fastd_context_t *ctx, fastd_peer_t *peer, fastd_buffer_t buffer, protocol_session_t *session) {
+ size_t stat_size = buffer.len;
+
fastd_buffer_t send_buffer;
if (!session->method->encrypt(ctx, peer, session->method_state, &send_buffer, buffer)) {
fastd_buffer_free(buffer);
return;
}
- fastd_send(ctx, peer->sock, &peer->local_address, &peer->address, send_buffer);
+ fastd_send(ctx, peer->sock, &peer->local_address, &peer->address, send_buffer, stat_size);
peer->last_send = ctx->now;
}
diff --git a/src/send.c b/src/send.c
index c624405..b1a6107 100644
--- a/src/send.c
+++ b/src/send.c
@@ -64,7 +64,14 @@ static inline void add_pktinfo(struct msghdr *msg, const fastd_peer_address_t *l
}
}
-static void send_type(fastd_context_t *ctx, const fastd_socket_t *sock, const fastd_peer_address_t *local_addr, const fastd_peer_address_t *remote_addr, uint8_t packet_type, fastd_buffer_t buffer) {
+static inline void count_stat(fastd_stats_t *stats, size_t stat_size) {
+ if (stat_size) {
+ stats->packets++;
+ stats->bytes += stat_size;
+ }
+}
+
+static void send_type(fastd_context_t *ctx, const fastd_socket_t *sock, const fastd_peer_address_t *local_addr, const fastd_peer_address_t *remote_addr, uint8_t packet_type, fastd_buffer_t buffer, size_t stat_size) {
if (!sock)
exit_bug(ctx, "send: sock == NULL");
@@ -122,28 +129,34 @@ static void send_type(fastd_context_t *ctx, const fastd_socket_t *sock, const fa
case EWOULDBLOCK:
#endif
pr_debug2_errno(ctx, "sendmsg");
+ count_stat(&ctx->tx_dropped, stat_size);
break;
case ENETDOWN:
case ENETUNREACH:
case EHOSTUNREACH:
pr_debug_errno(ctx, "sendmsg");
+ count_stat(&ctx->tx_error, stat_size);
break;
default:
pr_warn_errno(ctx, "sendmsg");
+ count_stat(&ctx->tx_error, stat_size);
}
}
+ else {
+ count_stat(&ctx->tx, stat_size);
+ }
fastd_buffer_free(buffer);
}
-void fastd_send(fastd_context_t *ctx, const fastd_socket_t *sock, const fastd_peer_address_t *local_addr, const fastd_peer_address_t *remote_addr, fastd_buffer_t buffer) {
- send_type(ctx, sock, local_addr, remote_addr, PACKET_DATA, buffer);
+void fastd_send(fastd_context_t *ctx, const fastd_socket_t *sock, const fastd_peer_address_t *local_addr, const fastd_peer_address_t *remote_addr, fastd_buffer_t buffer, size_t stat_size) {
+ send_type(ctx, sock, local_addr, remote_addr, PACKET_DATA, buffer, stat_size);
}
void fastd_send_handshake(fastd_context_t *ctx, const fastd_socket_t *sock, const fastd_peer_address_t *local_addr, const fastd_peer_address_t *remote_addr, fastd_buffer_t buffer) {
- send_type(ctx, sock, local_addr, remote_addr, PACKET_HANDSHAKE, buffer);
+ send_type(ctx, sock, local_addr, remote_addr, PACKET_HANDSHAKE, buffer, 0);
}
void fastd_send_all(fastd_context_t *ctx, fastd_peer_t *source_peer, fastd_buffer_t buffer) {
diff --git a/src/types.h b/src/types.h
index 3af287a..e817f2e 100644
--- a/src/types.h
+++ b/src/types.h
@@ -81,6 +81,7 @@ typedef enum fastd_loglevel {
LL_DEBUG2,
} fastd_loglevel_t;
+
typedef struct fastd_buffer fastd_buffer_t;
typedef union fastd_peer_address fastd_peer_address_t;
@@ -94,6 +95,7 @@ typedef struct fastd_peer fastd_peer_t;
typedef struct fastd_peer_eth_addr fastd_peer_eth_addr_t;
typedef struct fastd_remote_config fastd_remote_config_t;
typedef struct fastd_remote fastd_remote_t;
+typedef struct fastd_stats fastd_stats_t;
typedef struct fastd_log_file fastd_log_file_t;
typedef struct fastd_log_fd fastd_log_fd_t;