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-rw-r--r--debian/ethtool.if-up55
1 files changed, 55 insertions, 0 deletions
diff --git a/debian/ethtool.if-up b/debian/ethtool.if-up
new file mode 100644
index 0000000..1e9da0a
--- /dev/null
+++ b/debian/ethtool.if-up
@@ -0,0 +1,55 @@
+#!/bin/sh
+
+ETHTOOL=/sbin/ethtool
+
+test -x $ETHTOOL || exit 0
+
+[ "$IFACE" != "lo" ] || exit 0
+
+# Find settings with a given prefix and print them as they appeared in
+# /etc/network/interfaces, only with the prefix removed.
+# This actually prints each name and value on a separate line, but that
+# doesn't matter to the shell.
+gather_settings () {
+ set | sed -n "
+/^IF_$1[A-Za-z0-9_]*=/ {
+ h; # hold line
+ s/^IF_$1//; s/=.*//; s/_/-/g; # get name without prefix
+ y/ABCDEFGHIJKLMNOPQRSTUVWXYZ/abcdefghijklmnopqrstuvwxyz/; # lower-case
+ p;
+ g; # restore line
+ s/^[^=]*=//; s/^'\(.*\)'/\1/; # get value
+ p;
+}"
+}
+
+# Gather together the mixed bag of settings applied with -s/--change
+SETTINGS="\
+${IF_LINK_SPEED:+ speed $IF_LINK_SPEED}\
+${IF_LINK_DUPLEX:+ duplex $IF_LINK_DUPLEX}\
+"
+
+# WOL has an optional pass-key
+set -- $IF_ETHERNET_WOL
+SETTINGS="$SETTINGS${1:+ wol $1}${2:+ sopass $2}"
+
+# Autonegotiation can be on|off or an advertising mask
+case "$IF_ETHERNET_AUTONEG" in
+'') ;;
+on|off) SETTINGS="$SETTINGS autoneg $IF_ETHERNET_AUTONEG" ;;
+*) SETTINGS="$SETTINGS autoneg on advertise $IF_ETHERNET_AUTONEG" ;;
+esac
+
+[ -z "$SETTINGS" ] || $ETHTOOL --change "$IFACE" $SETTINGS
+
+SETTINGS="$(gather_settings ETHERNET_PAUSE_)"
+[ -z "$SETTINGS" ] || $ETHTOOL --pause "$IFACE" $SETTINGS
+
+SETTINGS="$(gather_settings HARDWARE_IRQ_COALESCE_)"
+[ -z "$SETTINGS" ] || $ETHTOOL --coalesce "$IFACE" $SETTINGS
+
+SETTINGS="$(gather_settings HARDWARE_DMA_RING_)"
+[ -z "$SETTINGS" ] || $ETHTOOL --set-ring "$IFACE" $SETTINGS
+
+SETTINGS="$(gather_settings OFFLOAD_)"
+[ -z "$SETTINGS" ] || $ETHTOOL --offload "$IFACE" $SETTINGS