debian: add postinst file which issues setcap

diff --git a/debian/i3status.postinst b/debian/i3status.postinst
new file mode 100644 (file)
index 0000000..bf67a48
--- /dev/null
+++ b/debian/i3status.postinst
@@ -0,0 +1,6 @@
+#!/bin/sh
+
+# Allow users to get the speed of ethernet interfaces. This is not a security
+# issue as i3status only queries the speed, it does not change any
+# configuration.
+setcap cap_net_admin=ep /usr/bin/i3status || true