blob: 57f901f52d65fd8d9ee1de463d81e65a75d61d07 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
|
#!/usr/bin/env bash
# Pi-hole: A black hole for Internet advertisements
# (c) 2017 Pi-hole, LLC (https://pi-hole.net)
# Network-wide ad blocking via your own hardware.
#
# Flushes Pi-hole's log file
#
# This file is copyright under the latest version of the EUPL.
# Please see LICENSE file for your rights under this license.
colfile="/opt/pihole/COL_TABLE"
source ${colfile}
# In case we're running at the same time as a system logrotate, use a
# separate logrotate state file to prevent stepping on each other's
# toes.
STATEFILE="/var/lib/logrotate/pihole"
# Determine database location
# Obtain DBFILE=... setting from pihole-FTL.db
# Constructed to return nothing when
# a) the setting is not present in the config file, or
# b) the setting is commented out (e.g. "#DBFILE=...")
FTLconf="/etc/pihole/pihole-FTL.conf"
if [ -e "$FTLconf" ]; then
DBFILE="$(sed -n -e 's/^\s*DBFILE\s*=\s*//p' ${FTLconf})"
fi
# Test for empty string. Use standard path in this case.
if [ -z "$DBFILE" ]; then
DBFILE="/etc/pihole/pihole-FTL.db"
fi
if [[ "$@" != *"quiet"* ]]; then
echo -ne " ${INFO} Flushing /var/log/pihole.log ..."
fi
if [[ "$@" == *"once"* ]]; then
# Nightly logrotation
if command -v /usr/sbin/logrotate >/dev/null; then
# Logrotate once
/usr/sbin/logrotate --force --state "${STATEFILE}" /etc/pihole/logrotate
else
# Copy pihole.log over to pihole.log.1
# and empty out pihole.log
# Note that moving the file is not an option, as
# dnsmasq would happily continue writing into the
# moved file (it will have the same file handler)
cp -p /var/log/pihole.log /var/log/pihole.log.1
echo " " > /var/log/pihole.log
chmod 644 /var/log/pihole.log
fi
else
# Manual flushing
if command -v /usr/sbin/logrotate >/dev/null; then
# Logrotate twice to move all data out of sight of FTL
/usr/sbin/logrotate --force --state "${STATEFILE}" /etc/pihole/logrotate; sleep 3
/usr/sbin/logrotate --force --state "${STATEFILE}" /etc/pihole/logrotate
else
# Flush both pihole.log and pihole.log.1 (if existing)
echo " " > /var/log/pihole.log
if [ -f /var/log/pihole.log.1 ]; then
echo " " > /var/log/pihole.log.1
chmod 644 /var/log/pihole.log.1
fi
fi
# Delete most recent 24 hours from FTL's database, leave even older data intact (don't wipe out all history)
deleted=$(pihole-FTL sqlite3 "${DBFILE}" "DELETE FROM query_storage WHERE timestamp >= strftime('%s','now')-86400; select changes() from query_storage limit 1")
# Restart pihole-FTL to force reloading history
sudo pihole restartdns
fi
if [[ "$@" != *"quiet"* ]]; then
echo -e "${OVER} ${TICK} Flushed /var/log/pihole.log"
echo -e " ${TICK} Deleted ${deleted} queries from database"
fi
|
