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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 <sys/stat.h>
#include <unistd.h> #include <unistd.h>
#include <iomanip> #include <iomanip>
#include <sys/sysinfo.h>
// trim from start // trim from start
static inline std::string &ltrim(std::string &s) 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)))); s.erase(s.begin(), std::find_if(s.begin(), s.end(), std::not1(std::ptr_fun<int, int>(std::isspace))));
return s; return s;
} }
// trim from end // trim from end
static inline std::string &rtrim(std::string &s) 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()); s.erase(std::find_if(s.rbegin(), s.rend(), std::not1(std::ptr_fun<int, int>(std::isspace))).base(), s.end());
return s; return s;
} }
// trim from both ends // trim from both ends
@ -58,21 +60,21 @@ static inline std::string &trim(std::string &s)
// trim from start // trim from start
static inline std::string ltrim_copy(const std::string &s) static inline std::string ltrim_copy(const std::string &s)
{ {
std::string str(s); std::string str(s);
return ltrim(str); return ltrim(str);
} }
// trim from end // trim from end
static inline std::string rtrim_copy(const std::string &s) static inline std::string rtrim_copy(const std::string &s)
{ {
std::string str(s); std::string str(s);
return rtrim(str); return rtrim(str);
} }
// trim from both ends // trim from both ends
static inline std::string trim_copy(const std::string &s) static inline std::string trim_copy(const std::string &s)
{ {
std::string str(s); std::string str(s);
return trim(str); 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) static std::string getMacAddress(int sock)
{ {
struct ifreq ifr; struct ifreq ifr;
struct ifconf ifc; struct ifconf ifc;
char buf[1024]; char buf[1024];
int success = 0; int success = 0;
if (sock < 0) if (sock < 0)
return ""; return "";
ifc.ifc_len = sizeof(buf); ifc.ifc_len = sizeof(buf);
ifc.ifc_buf = buf; ifc.ifc_buf = buf;
if (ioctl(sock, SIOCGIFCONF, &ifc) == -1) if (ioctl(sock, SIOCGIFCONF, &ifc) == -1)
return ""; return "";
struct ifreq* it = ifc.ifc_req; struct ifreq* it = ifc.ifc_req;
const struct ifreq* const end = it + (ifc.ifc_len / sizeof(struct ifreq)); const struct ifreq* const end = it + (ifc.ifc_len / sizeof(struct ifreq));
for (; it != end; ++it) { for (; it != end; ++it) {
strcpy(ifr.ifr_name, it->ifr_name); strcpy(ifr.ifr_name, it->ifr_name);
if (ioctl(sock, SIOCGIFFLAGS, &ifr) == 0) { if (ioctl(sock, SIOCGIFFLAGS, &ifr) == 0) {
if (! (ifr.ifr_flags & IFF_LOOPBACK)) { // don't count loopback if (! (ifr.ifr_flags & IFF_LOOPBACK)) { // don't count loopback
if (ioctl(sock, SIOCGIFHWADDR, &ifr) == 0) { if (ioctl(sock, SIOCGIFHWADDR, &ifr) == 0) {
success = 1; success = 1;
break; break;
} }
} }
} }
else { /* handle error */ } else { /* handle error */ }
} }
if (!success) if (!success)
return ""; return "";
char mac[19]; char mac[19];
sprintf(mac, "%02x:%02x:%02x:%02x:%02x:%02x", 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[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]); (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; 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 #endif