debian/postinst: add checks, be verbose
Do not attempt to change permissions/ownership if the package gets
upgraded from a version higher than the next release.
Do not fail if the user deleted the config file.
Be verbose when changing permissions.
Related: OS#4107
Change-Id: I48e8f5d2a36886d28366bef1918f7464a48d2159
diff --git a/debian/postinst b/debian/postinst
index 680cb2f..3353c37 100755
--- a/debian/postinst
+++ b/debian/postinst
@@ -16,8 +16,10 @@
fi
# Fix permissions of previous (root-owned) install (OS#4107)
- mkdir -p /var/lib/osmo_dia2gsup
- chown -R osmocom:osmocom /var/lib/osmo_dia2gsup
+ if dpkg --compare-versions "$2" le "0.3.0"; then
+ mkdir -p /var/lib/osmo_dia2gsup
+ chown -R -v osmocom:osmocom /var/lib/osmo_dia2gsup
+ fi
;;
esac