summaryrefslogtreecommitdiffstats
path: root/src/global/mark_corrupt.c
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:46:30 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:46:30 +0000
commitb5896ba9f6047e7031e2bdee0622d543e11a6734 (patch)
treefd7b460593a2fee1be579bec5697e6d887ea3421 /src/global/mark_corrupt.c
parentInitial commit. (diff)
downloadpostfix-b5896ba9f6047e7031e2bdee0622d543e11a6734.tar.xz
postfix-b5896ba9f6047e7031e2bdee0622d543e11a6734.zip
Adding upstream version 3.4.23.upstream/3.4.23upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/global/mark_corrupt.c')
-rw-r--r--src/global/mark_corrupt.c77
1 files changed, 77 insertions, 0 deletions
diff --git a/src/global/mark_corrupt.c b/src/global/mark_corrupt.c
new file mode 100644
index 0000000..b0694bb
--- /dev/null
+++ b/src/global/mark_corrupt.c
@@ -0,0 +1,77 @@
+/*++
+/* NAME
+/* mark_corrupt 3
+/* SUMMARY
+/* mark queue file as corrupt
+/* SYNOPSIS
+/* #include <mark_corrupt.h>
+/*
+/* char *mark_corrupt(src)
+/* VSTREAM *src;
+/* DESCRIPTION
+/* The \fBmark_corrupt\fR() routine marks the specified open
+/* queue file as corrupt, and returns a suitable delivery status
+/* so that the queue manager will do the right thing.
+/* LICENSE
+/* .ad
+/* .fi
+/* The Secure Mailer license must be distributed with this software.
+/* AUTHOR(S)
+/* Wietse Venema
+/* IBM T.J. Watson Research
+/* P.O. Box 704
+/* Yorktown Heights, NY 10598, USA
+/*--*/
+
+/* System library. */
+
+#include <sys_defs.h>
+#include <sys/stat.h>
+#include <unistd.h>
+
+/* Utility library. */
+
+#include <msg.h>
+#include <vstream.h>
+#include <set_eugid.h>
+
+/* Global library. */
+
+#include <mail_queue.h>
+#include <mail_params.h>
+#include <deliver_request.h>
+#include <mark_corrupt.h>
+
+/* mark_corrupt - mark queue file as corrupt */
+
+int mark_corrupt(VSTREAM *src)
+{
+ const char *myname = "mark_corrupt";
+ uid_t saved_uid;
+ gid_t saved_gid;
+
+ /*
+ * If not running as the mail system, change privileges first.
+ */
+ if ((saved_uid = geteuid()) != var_owner_uid) {
+ saved_gid = getegid();
+ set_eugid(var_owner_uid, var_owner_gid);
+ }
+
+ /*
+ * For now, the result value is -1; this may become a bit mask, or
+ * something even more advanced than that, when the delivery status
+ * becomes more than just done/deferred.
+ */
+ msg_warn("corrupted queue file: %s", VSTREAM_PATH(src));
+ if (fchmod(vstream_fileno(src), MAIL_QUEUE_STAT_CORRUPT))
+ msg_fatal("%s: fchmod %s: %m", myname, VSTREAM_PATH(src));
+
+ /*
+ * Restore privileges.
+ */
+ if (saved_uid != var_owner_uid)
+ set_eugid(saved_uid, saved_gid);
+
+ return (DEL_STAT_DEFER);
+}