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: I2b01a7625cf66fbb7d203f939ddcc1cbab43cf33
diff --git a/debian/postinst b/debian/postinst
index 80821c4..46cd851 100755
--- a/debian/postinst
+++ b/debian/postinst
@@ -16,12 +16,20 @@
fi
# Fix permissions of previous (root-owned) install (OS#4107)
- chown osmocom:osmocom /etc/osmocom/osmo-msc.cfg
- chmod 0660 /etc/osmocom/osmo-msc.cfg
- chown root:osmocom /etc/osmocom
- chmod 2775 /etc/osmocom
- mkdir -p /var/lib/osmocom
- chown -R osmocom:osmocom /var/lib/osmocom
+ if dpkg --compare-versions "$2" le "1.12.0"; then
+ if [ -e /etc/osmocom/osmo-msc.cfg ]; then
+ chown -v osmocom:osmocom /etc/osmocom/osmo-msc.cfg
+ chmod -v 0660 /etc/osmocom/osmo-msc.cfg
+ fi
+
+ if [ -d /etc/osmocom ]; then
+ chown -v root:osmocom /etc/osmocom
+ chmod -v 2775 /etc/osmocom
+ fi
+
+ mkdir -p /var/lib/osmocom
+ chown -R -v osmocom:osmocom /var/lib/osmocom
+ fi
;;
esac