commit d598da3d52413b20cffe2c7f03c885ffdcca2818
parent fc9f02cee3c6cbb82c70fbf7285b73092004973f
Author: Laslo Hunhold <dev@frign.de>
Date: Fri, 7 Jul 2017 13:33:43 +0200
Send absolute path when redirecting
The logic is a little more complicated, but we need it for some future
changes.
Diffstat:
1 file changed, 19 insertions(+), 2 deletions(-)
diff --git a/quark.c b/quark.c
@@ -36,12 +36,14 @@ char *argv0;
#define TIMESTAMP_LEN 30
enum req_field {
+ REQ_HOST,
REQ_RANGE,
REQ_MOD,
NUM_REQ_FIELDS,
};
static char *req_field_str[] = {
+ [REQ_HOST] = "Host",
[REQ_RANGE] = "Range",
[REQ_MOD] = "If-Modified-Since",
};
@@ -542,10 +544,12 @@ squash:
static enum status
sendresponse(int fd, struct request *r)
{
+ struct in6_addr res;
struct stat st;
struct tm tm;
size_t len, i;
off_t lower, upper;
+ int hasport, ipv6host;
static char realtarget[PATH_MAX], tmptarget[PATH_MAX], t[TIMESTAMP_LEN];
char *p, *q, *mime;
const char *err;
@@ -580,18 +584,31 @@ sendresponse(int fd, struct request *r)
/* redirect if targets differ */
if (strcmp(r->target, realtarget)) {
+ /* do we need to add a port to the Location? */
+ hasport = strcmp(port, "80");
+
+ /* RFC 2732 specifies to use brackets for IPv6-addresses in
+ * URLs, so we need to check if our host is one and honor that
+ * later when we fill the "Location"-field */
+ ipv6host = inet_pton(AF_INET6, r->field[REQ_HOST][0] ?
+ r->field[REQ_HOST] : host, &res);
+
/* encode realtarget */
encode(realtarget, tmptarget);
+ /* send redirection header */
if (dprintf(fd,
"HTTP/1.1 %d %s\r\n"
"Date: %s\r\n"
"Connection: close\r\n"
- "Location: %s\r\n"
+ "Location: http://%s%s%s%s%s%s\r\n"
"\r\n",
S_MOVED_PERMANENTLY,
status_str[S_MOVED_PERMANENTLY],
- timestamp(time(NULL), t), tmptarget) < 0) {
+ timestamp(time(NULL), t), ipv6host ? "[" : "",
+ r->field[REQ_HOST][0] ? r->field[REQ_HOST] : host,
+ ipv6host ? "]" : "", hasport ? ":" : "",
+ hasport ? port : "", tmptarget) < 0) {
return S_REQUEST_TIMEOUT;
}