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Allow customizing the list of monitored network interfaces #18

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Allow customizing the list of monitored network interfaces #18

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c14b6cc
Allow customizing the list of monitored network interfaces
daald Dec 13, 2023
71cc9a8
Add examples for config with INTERFACE_NAMES_OVERRIDE
daald Dec 13, 2023
903869d
Fix "parameter not set" error
daald Dec 13, 2023
e0f0687
Make example more portable
daald Dec 14, 2023
6f27355
Remove example code as requested
daald Dec 15, 2023
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3 changes: 3 additions & 0 deletions muninlite.conf
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Original file line number Diff line number Diff line change
@@ -1,3 +1,6 @@
# the following variables are added to the top of the assembled muninlite script
NTP_PEER="pool.ntp.org"
DF_IGNORE_FILESYSTEM_REGEX="(none|unknown|rootfs|iso9660|squashfs|udf|romfs|ramfs|debugfs|cgroup_root|devtmpfs)"

#INTERFACE_NAMES_OVERRIDE="eth0"
#INTERFACE_NAMES_OVERRIDE="$(sed 's/^ *//; s/:.*$//; / /d' /proc/net/dev | grep -P '^(eth|wlan|en)')"
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6 changes: 5 additions & 1 deletion muninlite.in
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Expand Up @@ -78,7 +78,11 @@ RES=""
for PLUG in $PLUGINS; do
case "$PLUG" in
if_|if_err_)
interface_names=$(sed 's/^ *//; s/:.*$//; / /d; /^lo$/d' /proc/net/dev)
if [ -z "${INTERFACE_NAMES_OVERRIDE:-}" ]; then
interface_names=$(sed 's/^ *//; s/:.*$//; / /d; /^lo$/d' /proc/net/dev)
else
interface_names="$INTERFACE_NAMES_OVERRIDE"
fi
for INTER in $interface_names; do
INTERRES=$(echo "$INTER" | sed -e 's/\./VLAN/' -e 's/\-/_/g')
RES="$RES ${PLUG}${INTERRES}"
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