From 4384fd98fc08bef93ac9db5ea649a99f2831aaaa Mon Sep 17 00:00:00 2001
From: Jim Garlick <garlick.jim@gmail.com>
Date: Sun, 1 May 2022 12:39:38 -0700
Subject: [PATCH] tmpfiles: add tmpfiles.d config to purge old dumps

Problem: dump files created for garbage collection may accumulate
in $statedir of a system instance.

Install a tmpfiles.d config file that removes dumps older than 30 days.
---
 etc/Makefile.am | 5 +++++
 etc/flux.conf   | 4 ++++
 2 files changed, 9 insertions(+)
 create mode 100644 etc/flux.conf

diff --git a/etc/Makefile.am b/etc/Makefile.am
index d35ba1a4c796..c63e446c7584 100644
--- a/etc/Makefile.am
+++ b/etc/Makefile.am
@@ -2,6 +2,10 @@
 systemdsystemunit_DATA = flux.service
 #endif
 
+tmpfilesdir = $(prefix)/lib/tmpfiles.d
+
+tmpfiles_DATA = flux.conf
+
 dist_fluxrc_SCRIPTS = \
         rc1 \
         rc3
@@ -43,6 +47,7 @@ noinst_SCRIPTS = \
 
 EXTRA_DIST = \
 	gen-cmdhelp.py \
+	flux.conf \
 	$(noinst_SCRIPTS)
 
 completions/flux: $(srcdir)/completions/flux.pre
diff --git a/etc/flux.conf b/etc/flux.conf
new file mode 100644
index 000000000000..d6feb54bbbfe
--- /dev/null
+++ b/etc/flux.conf
@@ -0,0 +1,4 @@
+# See tmpfiles.d(5)
+# remove Flux dump files older than 30 days
+
+e /var/lib/flux/dump - - - 30d