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added uptime

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This commit is contained in:
badaix 2015-09-01 22:17:25 +02:00
parent de8c4e4ea2
commit f546738d75
1 changed files with 45 additions and 41 deletions
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86
common/utils.h
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@ -34,19 +34,21 @@
#include <sys/stat.h>
#include <unistd.h>
#include <iomanip>
#include <sys/sysinfo.h>
// trim from start
static inline std::string &ltrim(std::string &s)
{
s.erase(s.begin(), std::find_if(s.begin(), s.end(), std::not1(std::ptr_fun<int, int>(std::isspace))));
return s;
s.erase(s.begin(), std::find_if(s.begin(), s.end(), std::not1(std::ptr_fun<int, int>(std::isspace))));
return s;
}
// trim from end
static inline std::string &rtrim(std::string &s)
{
s.erase(std::find_if(s.rbegin(), s.rend(), std::not1(std::ptr_fun<int, int>(std::isspace))).base(), s.end());
return s;
s.erase(std::find_if(s.rbegin(), s.rend(), std::not1(std::ptr_fun<int, int>(std::isspace))).base(), s.end());
return s;
}
// trim from both ends
@ -58,21 +60,21 @@ static inline std::string &trim(std::string &s)
// trim from start
static inline std::string ltrim_copy(const std::string &s)
{
std::string str(s);
return ltrim(str);
std::string str(s);
return ltrim(str);
}
// trim from end
static inline std::string rtrim_copy(const std::string &s)
{
std::string str(s);
return rtrim(str);
std::string str(s);
return rtrim(str);
}
// trim from both ends
static inline std::string trim_copy(const std::string &s)
{
std::string str(s);
std::string str(s);
return trim(str);
}
@ -86,52 +88,54 @@ static std::string getHostName()
}
static long uptime()
{
struct sysinfo info;
sysinfo(&info);
return info.uptime;
}
static std::string getMacAddress(int sock)
{
struct ifreq ifr;
struct ifconf ifc;
char buf[1024];
int success = 0;
struct ifreq ifr;
struct ifconf ifc;
char buf[1024];
int success = 0;
if (sock < 0)
if (sock < 0)
return "";
ifc.ifc_len = sizeof(buf);
ifc.ifc_buf = buf;
if (ioctl(sock, SIOCGIFCONF, &ifc) == -1)
ifc.ifc_len = sizeof(buf);
ifc.ifc_buf = buf;
if (ioctl(sock, SIOCGIFCONF, &ifc) == -1)
return "";
struct ifreq* it = ifc.ifc_req;
const struct ifreq* const end = it + (ifc.ifc_len / sizeof(struct ifreq));
struct ifreq* it = ifc.ifc_req;
const struct ifreq* const end = it + (ifc.ifc_len / sizeof(struct ifreq));
for (; it != end; ++it) {
strcpy(ifr.ifr_name, it->ifr_name);
if (ioctl(sock, SIOCGIFFLAGS, &ifr) == 0) {
if (! (ifr.ifr_flags & IFF_LOOPBACK)) { // don't count loopback
if (ioctl(sock, SIOCGIFHWADDR, &ifr) == 0) {
success = 1;
break;
}
}
}
else { /* handle error */ }
}
for (; it != end; ++it) {
strcpy(ifr.ifr_name, it->ifr_name);
if (ioctl(sock, SIOCGIFFLAGS, &ifr) == 0) {
if (! (ifr.ifr_flags & IFF_LOOPBACK)) { // don't count loopback
if (ioctl(sock, SIOCGIFHWADDR, &ifr) == 0) {
success = 1;
break;
}
}
}
else { /* handle error */ }
}
if (!success)
if (!success)
return "";
char mac[19];
sprintf(mac, "%02x:%02x:%02x:%02x:%02x:%02x",
(unsigned char)ifr.ifr_hwaddr.sa_data[0], (unsigned char)ifr.ifr_hwaddr.sa_data[1], (unsigned char)ifr.ifr_hwaddr.sa_data[2],
(unsigned char)ifr.ifr_hwaddr.sa_data[3], (unsigned char)ifr.ifr_hwaddr.sa_data[4], (unsigned char)ifr.ifr_hwaddr.sa_data[5]);
sprintf(mac, "%02x:%02x:%02x:%02x:%02x:%02x",
(unsigned char)ifr.ifr_hwaddr.sa_data[0], (unsigned char)ifr.ifr_hwaddr.sa_data[1], (unsigned char)ifr.ifr_hwaddr.sa_data[2],
(unsigned char)ifr.ifr_hwaddr.sa_data[3], (unsigned char)ifr.ifr_hwaddr.sa_data[4], (unsigned char)ifr.ifr_hwaddr.sa_data[5]);
return mac;
}
/* std::ifstream t("/sys/class/net/eth0/address");
std::string str((std::istreambuf_iterator<char>(t)),
std::istreambuf_iterator<char>());
return trim(str);
}
*/
#endif