This is a second attempt at
9754d56, reverted in
2f20a8e, because
I lost a 'break;' when moving chunks around.
int k;
k = getpeercred(fd, &ucred);
int k;
k = getpeercred(fd, &ucred);
+ if (k >= 0) {
+ if (asprintf(&r,
+ "%u-"PID_FMT"-"UID_FMT,
+ nr, ucred.pid, ucred.uid) < 0)
+ return -ENOMEM;
+ } else if (k == -ENODATA) {
+ /* This handles the case where somebody is
+ * connecting from another pid/uid namespace
+ * (e.g. from outside of our container). */
+ if (asprintf(&r,
+ "%u-unknown",
+ nr) < 0)
+ return -ENOMEM;
+ } else
- if (asprintf(&r,
- "%u-%lu-%lu",
- nr,
- (unsigned long) ucred.pid,
- (unsigned long) ucred.uid) < 0)
- return -ENOMEM;
-