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Log rotation: store first 500 lines of print3d and firmware logs separately to prevent them from being rotated.

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This commit is contained in:
Wouter R 2016-03-18 16:28:21 +01:00
parent 584a5bfce2
commit 00d77c491d
1 changed files with 24 additions and 1 deletions
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25
src/script/logrotate-wifibox.conf
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@ -9,5 +9,28 @@ create
size 1000k
missingok
olddir /tmp/wifibox-rotated
copytruncate
# as alternative to copytruncate (which *might* miss lines) we could implement
# SIGUSR1 in print3d and firmware to reopen their logs
copytruncate # 'create' is ignored with copytruncate, as the file stays in place
prerotate
FIRST_N_LINES=500
PRINT3D_LOGHEAD_FILE=print3d-loghead
WIFIBOX_LOGHEAD_FILE=wifibox-loghead
ROTATED_FILES_PATH=/tmp/wifibox-rotated
#Note: by looking at creation date of the print3d socket and comparing against that
# of print3d-loghead we could detect a server restart (e.g. due to reconnected printer)
echo "$1" | grep -q "print3d-.*\.log"
if [ $? -eq 0 -a ! -f "$ROTATED_FILES_PATH/$PRINT3D_LOGHEAD_FILE" ]; then
head -q -n$FIRST_N_LINES "$1" > "$ROTATED_FILES_PATH/$PRINT3D_LOGHEAD_FILE"
fi
echo "$1" | grep -q "wifibox.log"
if [ $? -eq 0 -a ! -f "$ROTATED_FILES_PATH/$WIFIBOX_LOGHEAD_FILE" ]; then
head -q -n$FIRST_N_LINES "$1" > "$ROTATED_FILES_PATH/$WIFIBOX_LOGHEAD_FILE"
fi
endscript
}