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Re: pkg_add -U on NFS broken?

On Wednesday, at 23:52, Anthony Mallet wrote:
| # rm -rf ~tmp && mkdir ~/tmp
| # pkg_add -K ~/tmp/var/db/pkg -p ~/tmp 
| # pkg_add -U -K ~/tmp/var/db/pkg -p ~/tmp 
| pkg_delete: Couldn't remove package directory in 
| Also, the dir var/db/pkg/digest-20080510.xxxxxxx is never cleaned.
| The problem apparently is that pkg_delete finds some stalled NFS entries
| (.nfs*) in the var/db/pkg/digest-20080510 dir, so it does not delete the
| directory. Is this due to pkg_add not correctly closing file descriptors 
| exec'ing pkg_delete? For instance, I really don't understand the logic in
| check_already_installed() (add/perform.c:375) regarding the open() of 
| which is almost never closed (and never used as well...). Shouldn't this be
| closed before running pkg_delete?

ktrace shows that the +CONTENTS file is open() by pkg_add, I believe this is in
check_already_installed(), add/perform.c:381. Then pkg_delete is run and when
it comes to deleting the pkgdir entry, it finds that .nfs file and aborts.

I tried the attached patch which fix everything.

--- add/perform.c~      2011-08-03 20:40:01.000000000 +0200
+++ add/perform.c       2011-08-04 09:15:15.000000000 +0200
@@ -382,6 +382,7 @@
        if (fd == -1)
                return 1;
+       close(fd);
        if (ReplaceSame) {
                struct stat sb;
@@ -411,7 +412,6 @@
                warnx("package `%s' already recorded as installed",
-       close(fd);
        return 0;

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