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Fix handling of IPv6 numeric strings in mod_proxy.

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(Some such operations would work if port was specified
in url due to way parsing was performed, finding last ':'
and considering everything after as the port.)


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@103698 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Jeff Trawick
2004-05-19 13:30:14 +00:00
parent 8409d24f0d
commit 7d99a3c077
4 changed files with 27 additions and 37 deletions
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50
modules/proxy/proxy_util.c
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@@ -197,9 +197,10 @@ PROXY_DECLARE(char *)
ap_proxy_canon_netloc(apr_pool_t *p, char **const urlp, char **userp,
char **passwordp, char **hostp, apr_port_t *port)
{
int i;
char *strp, *host, *url = *urlp;
char *addr, *scope_id, *strp, *host, *url = *urlp;
char *user = NULL, *password = NULL;
apr_port_t tmp_port;
apr_status_t rv;
if (url[0] != '/' || url[1] != '/')
return "Malformed URL";
@@ -238,44 +239,21 @@ PROXY_DECLARE(char *)
*passwordp = password;
}
strp = strrchr(host, ':');
if (strp != NULL) {
*(strp++) = '\0';
for (i = 0; strp[i] != '\0'; i++)
if (!apr_isdigit(strp[i]))
break;
/* if (i == 0) the no port was given; keep default */
if (strp[i] != '\0') {
return "Bad port number in URL";
} else if (i > 0) {
int int_port = atoi(strp);
if (int_port > 65535)
return "Port number in URL > 65535";
*port = (apr_port_t)int_port;
}
/* Parse the host string to separate host portion from optional port.
* Perform range checking on port.
*/
rv = apr_parse_addr_port(&addr, &scope_id, &tmp_port, host, p);
if (rv != APR_SUCCESS || addr == NULL || scope_id != NULL) {
return "Invalid host/port";
}
ap_str_tolower(host); /* DNS names are case-insensitive */
if (*host == '\0')
return "Missing host in URL";
/* check hostname syntax */
for (i = 0; host[i] != '\0'; i++)
if (!apr_isdigit(host[i]) && host[i] != '.')
break;
/* must be an IP address */
if (host[i] == '\0' && (apr_inet_addr(host) == -1))
{
return "Bad IP address in URL";
if (tmp_port != 0) { /* only update caller's port if port was specified */
*port = tmp_port;
}
/* if (strchr(host,'.') == NULL && domain != NULL)
host = pstrcat(p, host, domain, NULL);
*/
ap_str_tolower(addr); /* DNS names are case-insensitive */
*urlp = url;
*hostp = host;
*hostp = addr;
return NULL;
}