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-rw-r--r--modules/luci-mod-status/src/Makefile2
-rw-r--r--modules/luci-mod-status/src/luci-bwc.c80
2 files changed, 45 insertions, 37 deletions
diff --git a/modules/luci-mod-status/src/Makefile b/modules/luci-mod-status/src/Makefile
index d6ed8c6e4..90dcf7453 100644
--- a/modules/luci-mod-status/src/Makefile
+++ b/modules/luci-mod-status/src/Makefile
@@ -1,5 +1,5 @@
%.o: %.c
- $(CC) $(CPPFLAGS) $(CFLAGS) $(FPIC) -c -o $@ $<
+ $(CC) $(CPPFLAGS) $(CFLAGS) $(FPIC) -Wall -c -o $@ $<
clean:
rm -f luci-bwc *.o
diff --git a/modules/luci-mod-status/src/luci-bwc.c b/modules/luci-mod-status/src/luci-bwc.c
index dc68a2e4d..9a57fa23a 100644
--- a/modules/luci-mod-status/src/luci-bwc.c
+++ b/modules/luci-mod-status/src/luci-bwc.c
@@ -29,9 +29,11 @@
#include <unistd.h>
#include <signal.h>
#include <endian.h>
+#include <dirent.h>
#include <sys/stat.h>
#include <sys/mman.h>
+#include <sys/types.h>
#include <arpa/inet.h>
#include <dlfcn.h>
@@ -49,11 +51,6 @@
#define DB_CN_FILE DB_PATH "/connections"
#define DB_LD_FILE DB_PATH "/load"
-#define IF_SCAN_PATTERN \
- " %[^ :]:%" SCNu64 " %" SCNu64 \
- " %*u %*u %*u %*u %*u %*u" \
- " %" SCNu64 " %" SCNu64
-
#define LD_SCAN_PATTERN \
"%f %f %f"
@@ -415,6 +412,7 @@ static int update_ldstat(uint16_t load1, uint16_t load5, uint16_t load15)
static int run_daemon(void)
{
+ DIR *dir;
FILE *info;
uint64_t rxb, txb, rxp, txp;
uint32_t udp, tcp, other;
@@ -422,15 +420,27 @@ static int run_daemon(void)
uint8_t rssi, noise;
float lf1, lf5, lf15;
char line[1024];
- char ifname[16];
+ char path[64];
+ char buf[32];
int i;
void *iw;
struct sigaction sa;
+ struct dirent *e;
struct stat s;
const char *ipc = stat("/proc/net/nf_conntrack", &s)
? "/proc/net/ip_conntrack" : "/proc/net/nf_conntrack";
+ const struct {
+ const char *file;
+ uint64_t *value;
+ } sysfs_stats[] = {
+ { "rx_packets", &rxp },
+ { "tx_packets", &txp },
+ { "rx_bytes", &rxb },
+ { "tx_bytes", &txb }
+ };
+
switch (fork())
{
case -1:
@@ -476,41 +486,39 @@ static int run_daemon(void)
memset(progname, 0, prognamelen);
snprintf(progname, prognamelen, "luci-bwc %d", countdown);
- if ((info = fopen("/proc/net/dev", "r")) != NULL)
+ dir = opendir("/sys/class/net");
+
+ if (dir)
{
- while (fgets(line, sizeof(line), info))
+ while ((e = readdir(dir)) != NULL)
{
- if (strchr(line, '|'))
+ if (iw && iw_update(iw, e->d_name, &rate, &rssi, &noise))
+ update_radiostat(e->d_name, rate, rssi, noise);
+
+ if (!strcmp(e->d_name, "lo"))
continue;
- if (sscanf(line, IF_SCAN_PATTERN, ifname, &rxb, &rxp, &txb, &txp))
+ for (i = 0; i < sizeof(sysfs_stats)/sizeof(sysfs_stats[0]); i++)
{
- if (strncmp(ifname, "lo", sizeof(ifname)))
- update_ifstat(ifname, rxb, rxp, txb, txp);
- }
- }
+ *sysfs_stats[i].value = 0;
- fclose(info);
- }
+ snprintf(path, sizeof(path), "/sys/class/net/%s/statistics/%s",
+ e->d_name, sysfs_stats[i].file);
- if (iw)
- {
- for (i = 0; i < 5; i++)
- {
-#define iw_checkif(pattern) \
- do { \
- snprintf(ifname, sizeof(ifname), pattern, i); \
- if (iw_update(iw, ifname, &rate, &rssi, &noise)) \
- { \
- update_radiostat(ifname, rate, rssi, noise); \
- continue; \
- } \
- } while(0)
-
- iw_checkif("wlan%d");
- iw_checkif("ath%d");
- iw_checkif("wl%d");
+ if ((info = fopen(path, "r")) != NULL)
+ {
+ memset(buf, 0, sizeof(buf));
+ fread(buf, 1, sizeof(buf) - 1, info);
+ fclose(info);
+
+ *sysfs_stats[i].value = (uint64_t)strtoull(buf, NULL, 10);
+ }
+ }
+
+ update_ifstat(e->d_name, rxb, rxp, txb, txp);
}
+
+ closedir(dir);
}
if ((info = fopen(ipc, "r")) != NULL)
@@ -528,11 +536,11 @@ static int run_daemon(void)
|| (strstr(line, "src=::1 ") && strstr(line, "dst=::1 ")))
continue;
- if (sscanf(line, "%*s %*d %s", ifname) || sscanf(line, "%s %*d", ifname))
+ if (sscanf(line, "%*s %*d %s", buf) || sscanf(line, "%s %*d", buf))
{
- if (!strcmp(ifname, "tcp"))
+ if (!strcmp(buf, "tcp"))
tcp++;
- else if (!strcmp(ifname, "udp"))
+ else if (!strcmp(buf, "udp"))
udp++;
else
other++;