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ignore empty lines

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Ignore empty lines to prevent writing wrong lables.
This commit is contained in:
Marco Schmidt 2025-04-10 12:53:31 +02:00
parent fdfe79dcb6
commit ee9558b727
1 changed files with 4 additions and 0 deletions
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4
plugins/docker/docker_volumesize
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@ -50,6 +50,8 @@ if [ "$1" = "config" ]; then
echo "graph_args -l 0 --base 1024"
echo "graph_info This graph shows the size per volume."
while IFS= read -r line; do
# ignore empty lines
[ -n "$line" ] || continue
echo "$line" | awk 'BEGIN { FS = ":" } { label = substr($1, 1, 30); print $1 ".label " label }'
# display info only when labels are set
if [ -n "$(echo "$line" | awk 'BEGIN { FS = ":" } { print $3 }')" ]; then
@ -62,6 +64,8 @@ fi
echo "multigraph volumesize"
while IFS= read -r line; do
# ignore empty lines
[ -n "$line" ] || continue
name=$(echo "$line" | awk 'BEGIN { FS = ":" } { print $1 }')
value=$(echo "$line" | awk 'BEGIN { FS = ":" } { print $2 }')