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lighttpd2/src/angel_fake.c

104 lines
2.5 KiB

#include <lighttpd/base.h>
#include <lighttpd/angel.h>
/* listen to a socket */
int angel_fake_listen(server *srv, GString *str) {
guint32 ipv4;
#ifdef HAVE_IPV6
guint8 ipv6[16];
#endif
GString *ipstr;
guint16 port = 80;
if (str->str[0] == '[') {
/* ipv6 with port */
gchar *pos = g_strrstr(str->str, "]");
if (NULL == pos) {
ERROR(srv, "%s", "listen: bogus ipv6 format");
return -1;
}
if (pos[1] == ':') {
port = atoi(&pos[2]);
}
ipstr = g_string_new_len(&str->str[1], pos - &str->str[1]);
} else {
/* no brackets, search for :port */
gchar *pos = g_strrstr(str->str, ":");
if (NULL != pos) {
ipstr = g_string_new_len(str->str, pos - str->str);
port = atoi(&pos[1]);
} else {
/* no port, just plain ipv4 or ipv6 address */
ipstr = g_string_new_len(GSTR_LEN(str));
}
}
if (parse_ipv4(ipstr->str, &ipv4, NULL)) {
int s, v;
struct sockaddr_in addr;
memset(&addr, 0, sizeof(addr));
addr.sin_family = AF_INET;
addr.sin_addr.s_addr = ipv4;
addr.sin_port = htons(port);
g_string_free(ipstr, TRUE);
if (-1 == (s = socket(AF_INET, SOCK_STREAM, 0))) {
ERROR(srv, "Couldn't open socket: %s", g_strerror(errno));
return -1;
}
v = 1;
if (-1 == setsockopt(s, SOL_SOCKET, SO_REUSEADDR, &v, sizeof(v))) {
close(s);
ERROR(srv, "Couldn't setsockopt(SO_REUSEADDR) to '%s': %s", inet_ntoa(*(struct in_addr*)&ipv4), g_strerror(errno));
return -1;
}
if (-1 == bind(s, (struct sockaddr*)&addr, sizeof(addr))) {
close(s);
ERROR(srv, "Couldn't bind socket to '%s': %s", inet_ntoa(*(struct in_addr*)&ipv4), g_strerror(errno));
return -1;
}
if (-1 == listen(s, 1000)) {
close(s);
ERROR(srv, "Couldn't listen on '%s': %s", inet_ntoa(*(struct in_addr*)&ipv4), g_strerror(errno));
return -1;
}
TRACE(srv, "listen to ipv4: '%s' port: %d", inet_ntoa(*(struct in_addr*)&ipv4), port);
return s;
#ifdef HAVE_IPV6
} else if (parse_ipv6(ipstr->str, ipv6, NULL)) {
/* TODO: IPv6 */
g_string_free(ipstr, TRUE);
ERROR(srv, "%s", "IPv6 not supported yet");
return -1;
#endif
} else {
ERROR(srv, "Invalid ip: '%s'", ipstr->str);
g_string_free(ipstr, TRUE);
return -1;
}
}
/* send log messages while startup to angel */
gboolean angel_fake_log(server *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) {
g_string_free(str, TRUE);
return FALSE;
}
len -= written;
buf += written;
}
g_string_free(str, TRUE);
return TRUE;
}