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authorEric S. Raymond <esr@thyrsus.com>1996-10-15 15:56:02 +0000
committerEric S. Raymond <esr@thyrsus.com>1996-10-15 15:56:02 +0000
commitcbfddbc6b2fbdc8744f693081d64ba96b40a9179 (patch)
treef8d6fb414cf35905c54ded83845680f2d65c54a8
parent4f83c48a060ea8036a4df68dbb39ee41983e28a9 (diff)
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Privilege-switching can't be done.
svn path=/trunk/; revision=340
-rw-r--r--driver.c23
1 files changed, 0 insertions, 23 deletions
diff --git a/driver.c b/driver.c
index a63ddb0f..1eaaeec1 100644
--- a/driver.c
+++ b/driver.c
@@ -703,8 +703,6 @@ struct method *proto;
fprintf(stderr, "skipping message %d ", num);
else
{
- int saveduid = getuid();
-
/* request a message */
(protocol->fetch)(socket, num, &len);
@@ -721,21 +719,8 @@ struct method *proto;
/* open the delivery pipe now if we're using an MDA */
if (queryctl->mda[0])
- {
- /*
- * In case we're running as root, change our UID to
- * that of the local user being delivered to, so the MDA
- * will be able to modify that user's files. This
- * code will fail quietly when run by non-root.
- */
- (void) setuid(queryctl->uid);
-
if ((mboxfd = openmailpipe(queryctl)) < 0)
- {
- (void) setuid(saveduid); /* see below */
goto cleanUp;
- }
- }
/* read the message and ship it to the output sink */
ok = gen_readmsg(socket, mboxfd,
@@ -745,17 +730,9 @@ struct method *proto;
/* close the delivery pipe, we'll reopen before next message */
if (queryctl->mda[0])
- {
if ((ok = closemailpipe(mboxfd)) != 0 || alarmed)
goto cleanUp;
- /*
- * Now try to reset our UID to root. This code will fail
- * quietly when run by non-root.
- */
- (void) setuid(saveduid);
- }
-
/* tell the server we got it OK and resynchronize */
if (protocol->trail)
(protocol->trail)(socket, queryctl, num);