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autofs-5.0.8 - fix inconsistent error returns in handle_packet_missing_direct()
From: Ian Kent <raven@themaw.net>
How to handle mount requests that arrive during a shutdown is a big
problem.
Currently common cases result in the requesting process being sent a
fail status and success being returned to the calling autofs process.
There are a number of places where a fail is returned to the calling
process (such as memeory allocation errors) which should cause the
daemon to exit. But when a request arrives during a shutdown the
daemon is usually not ready to shutdown and instead performs recovery
and returns to a ready state instead of shutting down.
There were a few places in handle_packet_missing_direct() where a fail
was being returned when a success should have been returned which was
preventing the completion of the shutdown.
This is not ideal because during a restart of the daemon processes
requesting a mount could receive a mount failure. But this has been
the policy for while now and it's very difficult to do in a different
way.
---
CHANGELOG | 1 +
daemon/direct.c | 6 +++---
2 files changed, 4 insertions(+), 3 deletions(-)
--- autofs-5.0.7.orig/CHANGELOG
+++ autofs-5.0.7/CHANGELOG
@@ -98,6 +98,7 @@
- fix fix map source with type lookup.
- fix lookup_nss_mount() map lookup.
- dont ignore null cache entries on multi mount umount.
+- fix inconsistent error returns in handle_packet_missing_direct().
25/07/2012 autofs-5.0.7
=======================
--- autofs-5.0.7.orig/daemon/direct.c
+++ autofs-5.0.7/daemon/direct.c
@@ -1384,7 +1384,7 @@ int handle_packet_missing_direct(struct
master_source_unlock(ap->entry);
master_mutex_unlock();
pthread_setcancelstate(state, NULL);
- return 1;
+ return 0;
}
/* Check if we recorded a mount fail for this key */
@@ -1409,7 +1409,7 @@ int handle_packet_missing_direct(struct
master_source_unlock(ap->entry);
master_mutex_unlock();
pthread_setcancelstate(state, NULL);
- return 1;
+ return 0;
}
mt = malloc(sizeof(struct pending_args));
@@ -1423,7 +1423,7 @@ int handle_packet_missing_direct(struct
master_source_unlock(ap->entry);
master_mutex_unlock();
pthread_setcancelstate(state, NULL);
- return 1;
+ return 0;
}
memset(mt, 0, sizeof(struct pending_args));