/* Extract a resolved url and port from a serverurl string. newurl must be
* a string of at least INET6_ADDRSTRLEN and newport at least 6 bytes. */
bool url_from_serverurl(char *serverurl, char *newurl, char *newport)
{
char *url = NULL, *port = NULL;
struct addrinfo addrinfo;
bool ret = false;
if (!extract_sockaddr(serverurl, &url, &port)) {
LOGWARNING("Failed to extract server address from %s", serverurl);
goto out;
}
if (!addrinfo_from_url(url, port, &addrinfo)) {
LOGWARNING("Failed to extract addrinfo from url %s:%s", url, port);
goto out;
}
if (!url_from_sockaddr((const struct sockaddr *)&addrinfo, newurl, newport)) {
LOGWARNING("Failed to extract url from sockaddr for original url: %s:%s",
url, port);
goto out;
}
ret = true;
out:
dealloc(url);
dealloc(port);
return ret;
}
static char *_btc_io(__maybe_unused const char *cmd, char *json, WHERE_FFL_ARGS)
{
char *ip, *port;
char *data, *ans, *res, *ptr;
int fd, ret, red;
size_t len;
data = btc_data(json, &len);
if (!extract_sockaddr(btc_server, &ip, &port)) {
LOGERR("%s() invalid btc server '%s'",
__func__, btc_server);
return NULL;
}
fd = connect_socket(ip, port);
if (fd < 0) {
LOGERR("%s() failed to connect to btc server %s",
__func__, btc_server);
return NULL;
}
ret = write_socket(fd, data, len);
if (ret != (int)len) {
LOGERR("%s() failed to write to btc server %s",
__func__, btc_server);
return NULL;
}
red = read_socket(fd, &ans, btc_timeout);
ans[red] = '\0';
if (strncasecmp(ans, "HTTP/1.1 200 OK", 15)) {
char *text = safe_text(ans);
LOGERR("%s() btc server response not ok: %s",
__func__, text);
free(text);
free(ans);
res = strdup(EMPTY);
} else {
ptr = strstr(ans, "\n{");
if (ptr)
res = strdup(ptr+1);
else
res = strdup(EMPTY);
free(ans);
}
return res;
}
