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support dead-loop detect for forwarder and transcoder.

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This commit is contained in:
winlin 2013-12-01 17:32:06 +08:00
parent e4ea965a3a
commit 6af0794bab
17 changed files with 246 additions and 142 deletions
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50
trunk/src/core/srs_core.cpp
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@ -24,6 +24,10 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#include <srs_core.hpp>
#include <sys/time.h>
#include <netdb.h>
#include <arpa/inet.h>
#include <srs_core_log.hpp>
static int64_t _srs_system_time_us_cache = 0;
@ -60,3 +64,49 @@ std::string srs_replace(std::string str, std::string old_str, std::string new_st
return ret;
}
std::string srs_dns_resolve(std::string host)
{
if (inet_addr(host.c_str()) != INADDR_NONE) {
return host;
}
hostent* answer = gethostbyname(host.c_str());
if (answer == NULL) {
srs_error("dns resolve host %s error.", host.c_str());
return "";
}
char ipv4[16];
memset(ipv4, 0, sizeof(ipv4));
for (int i = 0; i < answer->h_length; i++) {
inet_ntop(AF_INET, answer->h_addr_list[i], ipv4, sizeof(ipv4));
srs_info("dns resolve host %s to %s.", host.c_str(), ipv4);
break;
}
return ipv4;
}
void srs_vhost_resolve(std::string& vhost, std::string& app)
{
app = srs_replace(app, "...", "?");
if ((pos = app.find("?")) == std::string::npos) {
return;
}
std::string query = app.substr(pos + 1);
app = app.substr(0, pos);
if ((pos = query.find("vhost?")) != std::string::npos
|| (pos = query.find("vhost=")) != std::string::npos
|| (pos = query.find("Vhost?")) != std::string::npos
|| (pos = query.find("Vhost=")) != std::string::npos
) {
query = query.substr(pos + 6);
if (!query.empty()) {
vhost = query;
}
}
}