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148 lines
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#include <lighttpd/base.h>
#include <lighttpd/angel.h>
#include <lighttpd/ip_parsers.h>
#include <fcntl.h>
/* listen to a socket */
int li_angel_fake_listen(liServer *srv, GString *str) {
liSocketAddress addr = li_sockaddr_from_string(str, 80);
liSockAddr *saddr = addr.addr;
GString *tmpstr;
int s, v;
if (NULL == saddr) {
ERROR(srv, "Invalid socket address: '%s'", str->str);
return -1;
}
tmpstr = li_sockaddr_to_string(addr, NULL, TRUE);
switch (saddr->plain.sa_family) {
#ifdef HAVE_SYS_UN_H
case AF_UNIX:
if (-1 == unlink(saddr->un.sun_path)) {
switch (errno) {
case ENOENT:
break;
default:
ERROR(srv, "removing old socket '%s' failed: %s\n", str->str, g_strerror(errno));
goto error;
}
}
if (-1 == (s = socket(saddr->plain.sa_family, SOCK_STREAM, 0))) {
ERROR(srv, "Couldn't open socket: %s", g_strerror(errno));
goto error;
}
if (-1 == bind(s, &saddr->plain, addr.len)) {
ERROR(srv, "Couldn't bind socket to '%s': %s", tmpstr->str, g_strerror(errno));
close(s);
goto error;
}
if (-1 == listen(s, 1000)) {
ERROR(srv, "Couldn't listen on '%s': %s", tmpstr->str, g_strerror(errno));
close(s);
goto error;
}
DEBUG(srv, "listen to unix socket: '%s'", tmpstr->str);
break;
#endif
case AF_INET:
#ifdef HAVE_IPV6
case AF_INET6:
#endif
if (-1 == (s = socket(saddr->plain.sa_family, SOCK_STREAM, 0))) {
ERROR(srv, "Couldn't open socket: %s", g_strerror(errno));
goto error;
}
v = 1;
if (-1 == setsockopt(s, SOL_SOCKET, SO_REUSEADDR, &v, sizeof(v))) {
ERROR(srv, "Couldn't setsockopt(SO_REUSEADDR): %s", g_strerror(errno));
close(s);
goto error;
}
#ifdef HAVE_IPV6
if (AF_INET6 == saddr->plain.sa_family && -1 == setsockopt(s, IPPROTO_IPV6, IPV6_V6ONLY, &v, sizeof(v))) {
ERROR(srv, "Couldn't setsockopt(IPV6_V6ONLY): %s", g_strerror(errno));
close(s);
goto error;
}
#endif
if (-1 == bind(s, &saddr->plain, addr.len)) {
ERROR(srv, "Couldn't bind socket to '%s': %s", tmpstr->str, g_strerror(errno));
close(s);
goto error;
}
#ifdef TCP_FASTOPEN
v = 1000;
setsockopt(s, SOL_TCP, TCP_FASTOPEN, &v, sizeof(v));
#endif
if (-1 == listen(s, 1000)) {
ERROR(srv, "Couldn't listen on '%s': %s", tmpstr->str, g_strerror(errno));
close(s);
goto error;
}
#ifdef HAVE_IPV6
if (AF_INET6 == saddr->plain.sa_family) {
DEBUG(srv, "listen to ipv6: '%s'", tmpstr->str);
} else
#endif
{
DEBUG(srv, "listen to ipv4: '%s'", tmpstr->str);
}
break;
default:
ERROR(srv, "Unknown address family for '%s'", tmpstr->str);
goto error;
}
g_string_free(tmpstr, TRUE);
li_sockaddr_clear(&addr);
return s;
error:
g_string_free(tmpstr, TRUE);
li_sockaddr_clear(&addr);
return -1;
}
/* print log messages during startup to stderr */
gboolean li_angel_fake_log(liServer *srv, GString *str) {
const char *buf;
guint len;
ssize_t written;
UNUSED(srv);
/* g_string_prepend(str, "fake: "); */
buf = str->str;
len = str->len;
while (len > 0) {
written = write(2, buf, len);
if (written < 0) {
switch (errno) {
case EAGAIN:
case EINTR:
continue;
}
g_string_free(str, TRUE);
return FALSE;
}
len -= written;
buf += written;
}
g_string_free(str, TRUE);
return TRUE;
}
int li_angel_fake_log_open_file(liServer *srv, GString *filename) {
int fd;
fd = open(filename->str, O_RDWR | O_CREAT | O_APPEND, 0660);
if (-1 == fd) {
ERROR(srv, "failed to open log file '%s': %s", filename->str, g_strerror(errno));
}
return fd;
}