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ntpmerlin.sh
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ntpmerlin.sh
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#!/bin/sh
##############################################################
## _ __ __ _ _ ##
## | | | \/ | | |(_) ##
## _ __ | |_ _ __ | \ / | ___ _ __ | | _ _ __ ##
## | '_ \ | __|| '_ \ | |\/| | / _ \| '__|| || || '_ \ ##
## | | | || |_ | |_) || | | || __/| | | || || | | | ##
## |_| |_| \__|| .__/ |_| |_| \___||_| |_||_||_| |_| ##
## | | ##
## |_| ##
## ##
## https://github.com/jackyaz/ntpMerlin ##
## ##
##############################################################
############### Shellcheck directives #############
# shellcheck disable=SC2009
# shellcheck disable=SC2012
# shellcheck disable=SC2016
# shellcheck disable=SC2018
# shellcheck disable=SC2019
# shellcheck disable=SC2059
# shellcheck disable=SC2086
# shellcheck disable=SC2155
##############################################################
### Start of script variables ###
readonly SCRIPT_NAME="ntpMerlin"
readonly SCRIPT_NAME_LOWER=$(echo $SCRIPT_NAME | tr 'A-Z' 'a-z' | sed 's/d//')
readonly SCRIPT_VERSION="v3.4.5"
SCRIPT_BRANCH="master"
SCRIPT_REPO="https://raw.githubusercontent.com/jackyaz/$SCRIPT_NAME/$SCRIPT_BRANCH"
readonly SCRIPT_DIR="/jffs/addons/$SCRIPT_NAME_LOWER.d"
readonly SCRIPT_WEBPAGE_DIR="$(readlink /www/user)"
readonly SCRIPT_WEB_DIR="$SCRIPT_WEBPAGE_DIR/$SCRIPT_NAME_LOWER"
readonly SHARED_DIR="/jffs/addons/shared-jy"
readonly SHARED_REPO="https://raw.githubusercontent.com/jackyaz/shared-jy/master"
readonly SHARED_WEB_DIR="$SCRIPT_WEBPAGE_DIR/shared-jy"
[ -z "$(nvram get odmpid)" ] && ROUTER_MODEL=$(nvram get productid) || ROUTER_MODEL=$(nvram get odmpid)
[ -f /opt/bin/sqlite3 ] && SQLITE3_PATH=/opt/bin/sqlite3 || SQLITE3_PATH=/usr/sbin/sqlite3
### End of script variables ###
### Start of output format variables ###
readonly CRIT="\\e[41m"
readonly ERR="\\e[31m"
readonly WARN="\\e[33m"
readonly PASS="\\e[32m"
readonly BOLD="\\e[1m"
readonly SETTING="${BOLD}\\e[36m"
readonly CLEARFORMAT="\\e[0m"
### End of output format variables ###
# $1 = print to syslog, $2 = message to print, $3 = log level
Print_Output(){
if [ "$1" = "true" ]; then
logger -t "$SCRIPT_NAME" "$2"
fi
printf "${BOLD}${3}%s${CLEARFORMAT}\\n\\n" "$2"
}
Firmware_Version_Check(){
if nvram get rc_support | grep -qF "am_addons"; then
return 0
else
return 1
fi
}
### Code for these functions inspired by https://github.com/Adamm00 - credit to @Adamm ###
Check_Lock(){
if [ -f "/tmp/$SCRIPT_NAME.lock" ]; then
ageoflock=$(($(date +%s) - $(date +%s -r /tmp/$SCRIPT_NAME.lock)))
if [ "$ageoflock" -gt 600 ]; then
Print_Output true "Stale lock file found (>600 seconds old) - purging lock" "$ERR"
kill "$(sed -n '1p' /tmp/$SCRIPT_NAME.lock)" >/dev/null 2>&1
Clear_Lock
echo "$$" > "/tmp/$SCRIPT_NAME.lock"
return 0
else
Print_Output true "Lock file found (age: $ageoflock seconds) - stopping to prevent duplicate runs" "$ERR"
if [ -z "$1" ]; then
exit 1
else
return 1
fi
fi
else
echo "$$" > "/tmp/$SCRIPT_NAME.lock"
return 0
fi
}
Clear_Lock(){
rm -f "/tmp/$SCRIPT_NAME.lock" 2>/dev/null
return 0
}
############################################################################
Set_Version_Custom_Settings(){
SETTINGSFILE="/jffs/addons/custom_settings.txt"
case "$1" in
local)
if [ -f "$SETTINGSFILE" ]; then
if [ "$(grep -c "ntpmerlin_version_local" $SETTINGSFILE)" -gt 0 ]; then
if [ "$2" != "$(grep "ntpmerlin_version_local" /jffs/addons/custom_settings.txt | cut -f2 -d' ')" ]; then
sed -i "s/ntpmerlin_version_local.*/ntpmerlin_version_local $2/" "$SETTINGSFILE"
fi
else
echo "ntpmerlin_version_local $2" >> "$SETTINGSFILE"
fi
else
echo "ntpmerlin_version_local $2" >> "$SETTINGSFILE"
fi
;;
server)
if [ -f "$SETTINGSFILE" ]; then
if [ "$(grep -c "ntpmerlin_version_server" $SETTINGSFILE)" -gt 0 ]; then
if [ "$2" != "$(grep "ntpmerlin_version_server" /jffs/addons/custom_settings.txt | cut -f2 -d' ')" ]; then
sed -i "s/ntpmerlin_version_server.*/ntpmerlin_version_server $2/" "$SETTINGSFILE"
fi
else
echo "ntpmerlin_version_server $2" >> "$SETTINGSFILE"
fi
else
echo "ntpmerlin_version_server $2" >> "$SETTINGSFILE"
fi
;;
esac
}
Update_Check(){
echo 'var updatestatus = "InProgress";' > "$SCRIPT_WEB_DIR/detect_update.js"
doupdate="false"
localver=$(grep "SCRIPT_VERSION=" "/jffs/scripts/$SCRIPT_NAME_LOWER" | grep -m1 -oE 'v[0-9]{1,2}([.][0-9]{1,2})([.][0-9]{1,2})')
/usr/sbin/curl -fsL --retry 3 "$SCRIPT_REPO/$SCRIPT_NAME_LOWER.sh" | grep -qF "jackyaz" || { Print_Output true "404 error detected - stopping update" "$ERR"; return 1; }
serverver=$(/usr/sbin/curl -fsL --retry 3 "$SCRIPT_REPO/$SCRIPT_NAME_LOWER.sh" | grep "SCRIPT_VERSION=" | grep -m1 -oE 'v[0-9]{1,2}([.][0-9]{1,2})([.][0-9]{1,2})')
if [ "$localver" != "$serverver" ]; then
doupdate="version"
Set_Version_Custom_Settings server "$serverver"
echo 'var updatestatus = "'"$serverver"'";' > "$SCRIPT_WEB_DIR/detect_update.js"
else
localmd5="$(md5sum "/jffs/scripts/$SCRIPT_NAME_LOWER" | awk '{print $1}')"
remotemd5="$(curl -fsL --retry 3 "$SCRIPT_REPO/$SCRIPT_NAME_LOWER.sh" | md5sum | awk '{print $1}')"
if [ "$localmd5" != "$remotemd5" ]; then
doupdate="md5"
Set_Version_Custom_Settings server "$serverver-hotfix"
echo 'var updatestatus = "'"$serverver-hotfix"'";' > "$SCRIPT_WEB_DIR/detect_update.js"
fi
fi
if [ "$doupdate" = "false" ]; then
echo 'var updatestatus = "None";' > "$SCRIPT_WEB_DIR/detect_update.js"
fi
echo "$doupdate,$localver,$serverver"
}
Update_Version(){
if [ -z "$1" ]; then
updatecheckresult="$(Update_Check)"
isupdate="$(echo "$updatecheckresult" | cut -f1 -d',')"
localver="$(echo "$updatecheckresult" | cut -f2 -d',')"
serverver="$(echo "$updatecheckresult" | cut -f3 -d',')"
if [ "$isupdate" = "version" ]; then
Print_Output true "New version of $SCRIPT_NAME available - $serverver" "$PASS"
elif [ "$isupdate" = "md5" ]; then
Print_Output true "MD5 hash of $SCRIPT_NAME does not match - hotfix available - $serverver" "$PASS"
fi
if [ "$isupdate" != "false" ]; then
printf "\\n${BOLD}Do you want to continue with the update? (y/n)${CLEARFORMAT} "
read -r confirm
case "$confirm" in
y|Y)
printf "\\n"
Update_File shared-jy.tar.gz
Update_File timeserverd
TIMESERVER_NAME="$(TimeServer check)"
if [ "$TIMESERVER_NAME" = "ntpd" ]; then
Update_File S77ntpd
Update_File ntp.conf
elif [ "$TIMESERVER_NAME" = "chronyd" ]; then
Update_File S77chronyd
Update_File chrony.conf
fi
Update_File ntpdstats_www.asp
/usr/sbin/curl -fsL --retry 3 "$SCRIPT_REPO/$SCRIPT_NAME_LOWER.sh" -o "/jffs/scripts/$SCRIPT_NAME_LOWER" && Print_Output true "$SCRIPT_NAME successfully updated"
chmod 0755 "/jffs/scripts/$SCRIPT_NAME_LOWER"
Set_Version_Custom_Settings local "$serverver"
Set_Version_Custom_Settings server "$serverver"
Clear_Lock
PressEnter
exec "$0"
exit 0
;;
*)
printf "\\n"
Clear_Lock
return 1
;;
esac
else
Print_Output true "No updates available - latest is $localver" "$WARN"
Clear_Lock
fi
fi
if [ "$1" = "force" ]; then
serverver=$(/usr/sbin/curl -fsL --retry 3 "$SCRIPT_REPO/$SCRIPT_NAME_LOWER.sh" | grep "SCRIPT_VERSION=" | grep -m1 -oE 'v[0-9]{1,2}([.][0-9]{1,2})([.][0-9]{1,2})')
Print_Output true "Downloading latest version ($serverver) of $SCRIPT_NAME" "$PASS"
Update_File shared-jy.tar.gz
Update_File timeserverd
TIMESERVER_NAME="$(TimeServer check)"
if [ "$TIMESERVER_NAME" = "ntpd" ]; then
Update_File ntp.conf
Update_File S77ntpd
elif [ "$TIMESERVER_NAME" = "chronyd" ]; then
Update_File chrony.conf
Update_File S77chronyd
fi
Update_File ntpdstats_www.asp
/usr/sbin/curl -fsL --retry 3 "$SCRIPT_REPO/$SCRIPT_NAME_LOWER.sh" -o "/jffs/scripts/$SCRIPT_NAME_LOWER" && Print_Output true "$SCRIPT_NAME successfully updated"
chmod 0755 "/jffs/scripts/$SCRIPT_NAME_LOWER"
Set_Version_Custom_Settings local "$serverver"
Set_Version_Custom_Settings server "$serverver"
Clear_Lock
if [ -z "$2" ]; then
PressEnter
exec "$0"
elif [ "$2" = "unattended" ]; then
exec "$0" postupdate
fi
exit 0
fi
}
Update_File(){
if [ "$1" = "S77ntpd" ] || [ "$1" = "S77chronyd" ]; then
tmpfile="/tmp/$1"
Download_File "$SCRIPT_REPO/$1" "$tmpfile"
if ! diff -q "$tmpfile" "/opt/etc/init.d/$1" >/dev/null 2>&1; then
Print_Output true "New version of $1 downloaded" "$PASS"
TimeServer_Customise
fi
rm -f "$tmpfile"
elif [ "$1" = "ntp.conf" ] || [ "$1" = "chrony.conf" ]; then
tmpfile="/tmp/$1"
Download_File "$SCRIPT_REPO/$1" "$tmpfile"
if [ ! -f "$SCRIPT_STORAGE_DIR/$1" ]; then
Download_File "$SCRIPT_REPO/$1" "$SCRIPT_STORAGE_DIR/$1.default"
Download_File "$SCRIPT_REPO/$1" "$SCRIPT_STORAGE_DIR/$1"
Print_Output true "$SCRIPT_STORAGE_DIR/$1 does not exist, downloading now." "$PASS"
elif [ -f "$SCRIPT_STORAGE_DIR/$1.default" ]; then
if ! diff -q "$tmpfile" "$SCRIPT_STORAGE_DIR/$1.default" >/dev/null 2>&1; then
Download_File "$SCRIPT_REPO/$1" "$SCRIPT_STORAGE_DIR/$1.default"
Print_Output true "New default version of $1 downloaded to $SCRIPT_STORAGE_DIR/$1.default, please compare against your $SCRIPT_STORAGE_DIR/$1" "$PASS"
fi
else
Download_File "$SCRIPT_REPO/$1" "$SCRIPT_STORAGE_DIR/$1.default"
Print_Output true "$SCRIPT_STORAGE_DIR/$1.default does not exist, downloading now. Please compare against your $SCRIPT_STORAGE_DIR/$1" "$PASS"
fi
rm -f "$tmpfile"
elif [ "$1" = "ntpdstats_www.asp" ]; then
tmpfile="/tmp/$1"
Download_File "$SCRIPT_REPO/$1" "$tmpfile"
if [ -f "$SCRIPT_DIR/$1" ]; then
if ! diff -q "$tmpfile" "$SCRIPT_DIR/$1" >/dev/null 2>&1; then
Get_WebUI_Page "$SCRIPT_DIR/$1"
sed -i "\\~$MyPage~d" /tmp/menuTree.js
rm -f "$SCRIPT_WEBPAGE_DIR/$MyPage" 2>/dev/null
Download_File "$SCRIPT_REPO/$1" "$SCRIPT_DIR/$1"
Print_Output true "New version of $1 downloaded" "$PASS"
Mount_WebUI
fi
else
Download_File "$SCRIPT_REPO/$1" "$SCRIPT_DIR/$1"
Print_Output true "New version of $1 downloaded" "$PASS"
Mount_WebUI
fi
rm -f "$tmpfile"
elif [ "$1" = "timeserverd" ]; then
tmpfile="/tmp/$1"
Download_File "$SCRIPT_REPO/$1" "$tmpfile"
if ! diff -q "$tmpfile" "$SCRIPT_DIR/$1" >/dev/null 2>&1; then
Download_File "$SCRIPT_REPO/$1" "$SCRIPT_DIR/$1"
chmod 0755 "$SCRIPT_DIR/$1"
Print_Output true "New version of $1 downloaded" "$PASS"
TimeServer_Customise
fi
rm -f "$tmpfile"
elif [ "$1" = "shared-jy.tar.gz" ]; then
if [ ! -f "$SHARED_DIR/$1.md5" ]; then
Download_File "$SHARED_REPO/$1" "$SHARED_DIR/$1"
Download_File "$SHARED_REPO/$1.md5" "$SHARED_DIR/$1.md5"
tar -xzf "$SHARED_DIR/$1" -C "$SHARED_DIR"
rm -f "$SHARED_DIR/$1"
Print_Output true "New version of $1 downloaded" "$PASS"
else
localmd5="$(cat "$SHARED_DIR/$1.md5")"
remotemd5="$(curl -fsL --retry 3 "$SHARED_REPO/$1.md5")"
if [ "$localmd5" != "$remotemd5" ]; then
Download_File "$SHARED_REPO/$1" "$SHARED_DIR/$1"
Download_File "$SHARED_REPO/$1.md5" "$SHARED_DIR/$1.md5"
tar -xzf "$SHARED_DIR/$1" -C "$SHARED_DIR"
rm -f "$SHARED_DIR/$1"
Print_Output true "New version of $1 downloaded" "$PASS"
fi
fi
else
return 1
fi
}
Validate_Number(){
if [ "$1" -eq "$1" ] 2>/dev/null; then
return 0
else
return 1
fi
}
Conf_FromSettings(){
SETTINGSFILE="/jffs/addons/custom_settings.txt"
TMPFILE="/tmp/ntpmerlin_settings.txt"
if [ -f "$SETTINGSFILE" ]; then
if [ "$(grep "ntpmerlin_" $SETTINGSFILE | grep -v "version" -c)" -gt 0 ]; then
Print_Output true "Updated settings from WebUI found, merging into $SCRIPT_CONF" "$PASS"
cp -a "$SCRIPT_CONF" "$SCRIPT_CONF.bak"
grep "ntpmerlin_" "$SETTINGSFILE" | grep -v "version" > "$TMPFILE"
sed -i "s/ntpmerlin_//g;s/ /=/g" "$TMPFILE"
while IFS='' read -r line || [ -n "$line" ]; do
SETTINGNAME="$(echo "$line" | cut -f1 -d'=' | awk '{ print toupper($1) }')"
SETTINGVALUE="$(echo "$line" | cut -f2 -d'=')"
sed -i "s/$SETTINGNAME=.*/$SETTINGNAME=$SETTINGVALUE/" "$SCRIPT_CONF"
done < "$TMPFILE"
grep 'ntpmerlin_version' "$SETTINGSFILE" > "$TMPFILE"
sed -i "\\~ntpmerlin_~d" "$SETTINGSFILE"
mv "$SETTINGSFILE" "$SETTINGSFILE.bak"
cat "$SETTINGSFILE.bak" "$TMPFILE" > "$SETTINGSFILE"
rm -f "$TMPFILE"
rm -f "$SETTINGSFILE.bak"
ScriptStorageLocation "$(ScriptStorageLocation check)"
Create_Symlinks
Generate_CSVs
TimeServer "$(TimeServer check)"
Print_Output true "Merge of updated settings from WebUI completed successfully" "$PASS"
else
Print_Output false "No updated settings from WebUI found, no merge into $SCRIPT_CONF necessary" "$PASS"
fi
fi
}
Create_Dirs(){
if [ ! -d "$SCRIPT_DIR" ]; then
mkdir -p "$SCRIPT_DIR"
fi
if [ ! -d "$SCRIPT_STORAGE_DIR" ]; then
mkdir -p "$SCRIPT_STORAGE_DIR"
fi
if [ ! -d "$CSV_OUTPUT_DIR" ]; then
mkdir -p "$CSV_OUTPUT_DIR"
fi
if [ ! -d "$SHARED_DIR" ]; then
mkdir -p "$SHARED_DIR"
fi
if [ ! -d "$SCRIPT_WEBPAGE_DIR" ]; then
mkdir -p "$SCRIPT_WEBPAGE_DIR"
fi
if [ ! -d "$SCRIPT_WEB_DIR" ]; then
mkdir -p "$SCRIPT_WEB_DIR"
fi
}
Create_Symlinks(){
rm -rf "${SCRIPT_WEB_DIR:?}/"* 2>/dev/null
ln -s /tmp/detect_ntpmerlin.js "$SCRIPT_WEB_DIR/detect_ntpmerlin.js" 2>/dev/null
ln -s "$SCRIPT_STORAGE_DIR/ntpstatstext.js" "$SCRIPT_WEB_DIR/ntpstatstext.js" 2>/dev/null
ln -s "$SCRIPT_STORAGE_DIR/lastx.csv" "$SCRIPT_WEB_DIR/lastx.htm" 2>/dev/null
ln -s "$SCRIPT_CONF" "$SCRIPT_WEB_DIR/config.htm" 2>/dev/null
ln -s "$CSV_OUTPUT_DIR" "$SCRIPT_WEB_DIR/csv" 2>/dev/null
if [ ! -d "$SHARED_WEB_DIR" ]; then
ln -s "$SHARED_DIR" "$SHARED_WEB_DIR" 2>/dev/null
fi
}
Conf_Exists(){
if [ -f "$SCRIPT_CONF" ]; then
dos2unix "$SCRIPT_CONF"
chmod 0644 "$SCRIPT_CONF"
sed -i -e 's/"//g' "$SCRIPT_CONF"
if grep -q "OUTPUTDATAMODE" "$SCRIPT_CONF"; then
sed -i '/OUTPUTDATAMODE/d;' "$SCRIPT_CONF"
fi
if ! grep -q "DAYSTOKEEP" "$SCRIPT_CONF"; then
echo "DAYSTOKEEP=30" >> "$SCRIPT_CONF"
fi
if ! grep -q "LASTXRESULTS" "$SCRIPT_CONF"; then
echo "LASTXRESULTS=10" >> "$SCRIPT_CONF"
fi
return 0
else
{ echo "OUTPUTTIMEMODE=unix"; echo "STORAGELOCATION=jffs"; echo "TIMESERVER=ntpd"; echo "DAYSTOKEEP=30"; echo "LASTXRESULTS=10"; } > "$SCRIPT_CONF"
return 1
fi
}
Auto_ServiceEvent(){
case $1 in
create)
if [ -f /jffs/scripts/service-event ]; then
STARTUPLINECOUNT=$(grep -c '# '"$SCRIPT_NAME" /jffs/scripts/service-event)
STARTUPLINECOUNTEX=$(grep -cx 'if echo "$2" | /bin/grep -q "'"$SCRIPT_NAME_LOWER"'"; then { /jffs/scripts/'"$SCRIPT_NAME_LOWER"' service_event "$@" & }; fi # '"$SCRIPT_NAME" /jffs/scripts/service-event)
if [ "$STARTUPLINECOUNT" -gt 1 ] || { [ "$STARTUPLINECOUNTEX" -eq 0 ] && [ "$STARTUPLINECOUNT" -gt 0 ]; }; then
sed -i -e '/# '"$SCRIPT_NAME"'/d' /jffs/scripts/service-event
fi
if [ "$STARTUPLINECOUNTEX" -eq 0 ]; then
echo 'if echo "$2" | /bin/grep -q "'"$SCRIPT_NAME_LOWER"'"; then { /jffs/scripts/'"$SCRIPT_NAME_LOWER"' service_event "$@" & }; fi # '"$SCRIPT_NAME" >> /jffs/scripts/service-event
fi
else
echo "#!/bin/sh" > /jffs/scripts/service-event
echo "" >> /jffs/scripts/service-event
echo 'if echo "$2" | /bin/grep -q "'"$SCRIPT_NAME_LOWER"'"; then { /jffs/scripts/'"$SCRIPT_NAME_LOWER"' service_event "$@" & }; fi # '"$SCRIPT_NAME" >> /jffs/scripts/service-event
chmod 0755 /jffs/scripts/service-event
fi
;;
delete)
if [ -f /jffs/scripts/service-event ]; then
STARTUPLINECOUNT=$(grep -c '# '"$SCRIPT_NAME" /jffs/scripts/service-event)
if [ "$STARTUPLINECOUNT" -gt 0 ]; then
sed -i -e '/# '"$SCRIPT_NAME"'/d' /jffs/scripts/service-event
fi
fi
;;
esac
}
Auto_DNSMASQ(){
case $1 in
create)
if [ -f /jffs/configs/dnsmasq.conf.add ]; then
STARTUPLINECOUNT=$(grep -c '# '"$SCRIPT_NAME" /jffs/configs/dnsmasq.conf.add)
STARTUPLINECOUNTEX=$(grep -cx "dhcp-option=lan,42,$(nvram get lan_ipaddr)"' # '"$SCRIPT_NAME" /jffs/configs/dnsmasq.conf.add)
if [ "$STARTUPLINECOUNT" -gt 1 ] || { [ "$STARTUPLINECOUNTEX" -eq 0 ] && [ "$STARTUPLINECOUNT" -gt 0 ]; }; then
sed -i -e '/# '"$SCRIPT_NAME"'/d' /jffs/configs/dnsmasq.conf.add
fi
if [ "$STARTUPLINECOUNTEX" -eq 0 ]; then
echo "dhcp-option=lan,42,$(nvram get lan_ipaddr)"' # '"$SCRIPT_NAME" >> /jffs/configs/dnsmasq.conf.add
service restart_dnsmasq >/dev/null 2>&1
fi
else
echo "" >> /jffs/configs/dnsmasq.conf.add
echo "dhcp-option=lan,42,$(nvram get lan_ipaddr)"' # '"$SCRIPT_NAME" >> /jffs/configs/dnsmasq.conf.add
chmod 0644 /jffs/configs/dnsmasq.conf.add
service restart_dnsmasq >/dev/null 2>&1
fi
;;
delete)
if [ -f /jffs/configs/dnsmasq.conf.add ]; then
STARTUPLINECOUNT=$(grep -c '# '"$SCRIPT_NAME" /jffs/configs/dnsmasq.conf.add)
if [ "$STARTUPLINECOUNT" -gt 0 ]; then
sed -i -e '/# '"$SCRIPT_NAME"'/d' /jffs/configs/dnsmasq.conf.add
service restart_dnsmasq >/dev/null 2>&1
fi
fi
;;
esac
}
Auto_Startup(){
case $1 in
create)
if [ -f /jffs/scripts/services-start ]; then
STARTUPLINECOUNT=$(grep -c '# '"$SCRIPT_NAME" /jffs/scripts/services-start)
if [ "$STARTUPLINECOUNT" -gt 0 ]; then
sed -i -e '/# '"$SCRIPT_NAME"'/d' /jffs/scripts/services-start
fi
fi
if [ -f /jffs/scripts/post-mount ]; then
STARTUPLINECOUNT=$(grep -c '# '"$SCRIPT_NAME" /jffs/scripts/post-mount)
STARTUPLINECOUNTEX=$(grep -cx "/jffs/scripts/$SCRIPT_NAME_LOWER startup"' "$@" & # '"$SCRIPT_NAME" /jffs/scripts/post-mount)
if [ "$STARTUPLINECOUNT" -gt 1 ] || { [ "$STARTUPLINECOUNTEX" -eq 0 ] && [ "$STARTUPLINECOUNT" -gt 0 ]; }; then
sed -i -e '/# '"$SCRIPT_NAME"'/d' /jffs/scripts/post-mount
fi
if [ "$STARTUPLINECOUNTEX" -eq 0 ]; then
echo "/jffs/scripts/$SCRIPT_NAME_LOWER startup"' "$@" & # '"$SCRIPT_NAME" >> /jffs/scripts/post-mount
fi
else
echo "#!/bin/sh" > /jffs/scripts/post-mount
echo "" >> /jffs/scripts/post-mount
echo "/jffs/scripts/$SCRIPT_NAME_LOWER startup"' "$@" & # '"$SCRIPT_NAME" >> /jffs/scripts/post-mount
chmod 0755 /jffs/scripts/post-mount
fi
;;
delete)
if [ -f /jffs/scripts/services-start ]; then
STARTUPLINECOUNT=$(grep -c '# '"$SCRIPT_NAME" /jffs/scripts/services-start)
if [ "$STARTUPLINECOUNT" -gt 0 ]; then
sed -i -e '/# '"$SCRIPT_NAME"'/d' /jffs/scripts/services-start
fi
fi
if [ -f /jffs/scripts/post-mount ]; then
STARTUPLINECOUNT=$(grep -c '# '"$SCRIPT_NAME" /jffs/scripts/post-mount)
if [ "$STARTUPLINECOUNT" -gt 0 ]; then
sed -i -e '/# '"$SCRIPT_NAME"'/d' /jffs/scripts/post-mount
fi
fi
;;
esac
}
Auto_NAT(){
case $1 in
create)
if [ -f /jffs/scripts/nat-start ]; then
STARTUPLINECOUNT=$(grep -c '# '"$SCRIPT_NAME" /jffs/scripts/nat-start)
STARTUPLINECOUNTEX=$(grep -cx "/jffs/scripts/$SCRIPT_NAME_LOWER ntpredirect"' # '"$SCRIPT_NAME" /jffs/scripts/nat-start)
if [ "$STARTUPLINECOUNT" -gt 1 ] || { [ "$STARTUPLINECOUNTEX" -eq 0 ] && [ "$STARTUPLINECOUNT" -gt 0 ]; }; then
sed -i -e '/# '"$SCRIPT_NAME"'/d' /jffs/scripts/nat-start
fi
if [ "$STARTUPLINECOUNTEX" -eq 0 ]; then
echo "/jffs/scripts/$SCRIPT_NAME_LOWER ntpredirect"' # '"$SCRIPT_NAME" >> /jffs/scripts/nat-start
fi
else
echo "#!/bin/sh" > /jffs/scripts/nat-start
echo "" >> /jffs/scripts/nat-start
echo "/jffs/scripts/$SCRIPT_NAME_LOWER ntpredirect"' # '"$SCRIPT_NAME" >> /jffs/scripts/nat-start
chmod 0755 /jffs/scripts/nat-start
fi
;;
delete)
if [ -f /jffs/scripts/nat-start ]; then
STARTUPLINECOUNT=$(grep -c '# '"$SCRIPT_NAME" /jffs/scripts/nat-start)
if [ "$STARTUPLINECOUNT" -gt 0 ]; then
sed -i -e '/# '"$SCRIPT_NAME"'/d' /jffs/scripts/nat-start
fi
fi
;;
check)
if [ -f /jffs/scripts/nat-start ]; then
STARTUPLINECOUNT=$(grep -c '# '"$SCRIPT_NAME" /jffs/scripts/nat-start)
if [ "$STARTUPLINECOUNT" -gt 0 ]; then
return 0
else
return 1
fi
else
return 1
fi
;;
esac
}
Auto_Cron(){
case $1 in
create)
STARTUPLINECOUNT=$(cru l | grep -c "$SCRIPT_NAME")
if [ "$STARTUPLINECOUNT" -eq 0 ]; then
cru a "$SCRIPT_NAME" "*/10 * * * * /jffs/scripts/$SCRIPT_NAME_LOWER generate"
fi
;;
delete)
STARTUPLINECOUNT=$(cru l | grep -c "$SCRIPT_NAME")
if [ "$STARTUPLINECOUNT" -gt 0 ]; then
cru d "$SCRIPT_NAME"
fi
;;
esac
}
Download_File(){
/usr/sbin/curl -fsL --retry 3 "$1" -o "$2"
}
NTP_Redirect(){
case $1 in
create)
for ACTION in -D -I; do
iptables -t nat "$ACTION" PREROUTING -i br0 -p udp --dport 123 -j DNAT --to "$(nvram get lan_ipaddr)" 2>/dev/null
iptables -t nat "$ACTION" PREROUTING -i br0 -p tcp --dport 123 -j DNAT --to "$(nvram get lan_ipaddr)" 2>/dev/null
## drop attempts for clients trying to avoid redirect
if [ "$ACTION" = "-I" ]; then
FWRDSTART="$(iptables -nvL FORWARD --line | grep -E "all.*state RELATED,ESTABLISHED" | tail -1 | awk '{print $1}')"
if [ -n "$(iptables -nvL FORWARD --line | grep -E "YazFiFORWARD" | tail -1 | awk '{print $1}')" ]; then
FWRDSTART="$(($(iptables -nvL FORWARD --line | grep -E "YazFiFORWARD" | tail -1 | awk '{print $1}') + 1))"
fi
iptables "$ACTION" FORWARD "$FWRDSTART" -i br0 -p tcp --dport 123 -j REJECT 2>/dev/null
iptables "$ACTION" FORWARD "$FWRDSTART" -i br0 -p udp --dport 123 -j REJECT 2>/dev/null
fi
ip6tables "$ACTION" FORWARD -i br0 -p tcp --dport 123 -j REJECT 2>/dev/null
ip6tables "$ACTION" FORWARD -i br0 -p udp --dport 123 -j REJECT 2>/dev/null
##
done
Auto_DNSMASQ create 2>/dev/null
;;
delete)
iptables -t nat -D PREROUTING -i br0 -p udp --dport 123 -j DNAT --to "$(nvram get lan_ipaddr)" 2>/dev/null
iptables -t nat -D PREROUTING -i br0 -p tcp --dport 123 -j DNAT --to "$(nvram get lan_ipaddr)" 2>/dev/null
iptables -D FORWARD -i br0 -p tcp --dport 123 -j REJECT 2>/dev/null
iptables -D FORWARD -i br0 -p udp --dport 123 -j REJECT 2>/dev/null
ip6tables -D FORWARD -i br0 -p tcp --dport 123 -j REJECT 2>/dev/null
ip6tables -D FORWARD -i br0 -p udp --dport 123 -j REJECT 2>/dev/null
Auto_DNSMASQ delete 2>/dev/null
;;
esac
}
NTP_Firmware_Check(){
ENABLED_NTPD="$(nvram get ntpd_enable)"
if ! Validate_Number "$ENABLED_NTPD"; then ENABLED_NTPD=0; fi
if [ "$ENABLED_NTPD" -eq 1 ]; then
Print_Output true "Built-in ntpd is enabled and will conflict, it will be disabled" "$WARN"
nvram set ntpd_enable=0
nvram set ntpd_server_redir=0
nvram commit
service restart_ntpd
service restart_firewall
return 1
else
return 0
fi
}
Get_WebUI_Page(){
MyPage="none"
for i in 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20; do
page="/www/user/user$i.asp"
if [ -f "$page" ] && [ "$(md5sum < "$1")" = "$(md5sum < "$page")" ]; then
MyPage="user$i.asp"
return
elif [ "$MyPage" = "none" ] && [ ! -f "$page" ]; then
MyPage="user$i.asp"
fi
done
}
### function based on @dave14305's FlexQoS webconfigpage function ###
Get_WebUI_URL(){
urlpage=""
urlproto=""
urldomain=""
urlport=""
urlpage="$(sed -nE "/$SCRIPT_NAME/ s/.*url\: \"(user[0-9]+\.asp)\".*/\1/p" /tmp/menuTree.js)"
if [ "$(nvram get http_enable)" -eq 1 ]; then
urlproto="https"
else
urlproto="http"
fi
if [ -n "$(nvram get lan_domain)" ]; then
urldomain="$(nvram get lan_hostname).$(nvram get lan_domain)"
else
urldomain="$(nvram get lan_ipaddr)"
fi
if [ "$(nvram get ${urlproto}_lanport)" -eq 80 ] || [ "$(nvram get ${urlproto}_lanport)" -eq 443 ]; then
urlport=""
else
urlport=":$(nvram get ${urlproto}_lanport)"
fi
if echo "$urlpage" | grep -qE "user[0-9]+\.asp"; then
echo "${urlproto}://${urldomain}${urlport}/${urlpage}" | tr "A-Z" "a-z"
else
echo "WebUI page not found"
fi
}
### ###
### locking mechanism code credit to Martineau (@MartineauUK) ###
Mount_WebUI(){
Print_Output true "Mounting WebUI tab for $SCRIPT_NAME" "$PASS"
LOCKFILE=/tmp/addonwebui.lock
FD=386
eval exec "$FD>$LOCKFILE"
flock -x "$FD"
Get_WebUI_Page "$SCRIPT_DIR/ntpdstats_www.asp"
if [ "$MyPage" = "none" ]; then
Print_Output true "Unable to mount $SCRIPT_NAME WebUI page, exiting" "$CRIT"
flock -u "$FD"
return 1
fi
cp -f "$SCRIPT_DIR/ntpdstats_www.asp" "$SCRIPT_WEBPAGE_DIR/$MyPage"
echo "$SCRIPT_NAME" > "$SCRIPT_WEBPAGE_DIR/$(echo $MyPage | cut -f1 -d'.').title"
if [ "$(uname -o)" = "ASUSWRT-Merlin" ]; then
if [ ! -f /tmp/index_style.css ]; then
cp -f /www/index_style.css /tmp/
fi
if ! grep -q '.menu_Addons' /tmp/index_style.css ; then
echo ".menu_Addons { background: url(ext/shared-jy/addons.png); }" >> /tmp/index_style.css
fi
umount /www/index_style.css 2>/dev/null
mount -o bind /tmp/index_style.css /www/index_style.css
if [ ! -f /tmp/menuTree.js ]; then
cp -f /www/require/modules/menuTree.js /tmp/
fi
sed -i "\\~$MyPage~d" /tmp/menuTree.js
if ! grep -q 'menuName: "Addons"' /tmp/menuTree.js ; then
lineinsbefore="$(( $(grep -n "exclude:" /tmp/menuTree.js | cut -f1 -d':') - 1))"
sed -i "$lineinsbefore"'i,\n{\nmenuName: "Addons",\nindex: "menu_Addons",\ntab: [\n{url: "javascript:var helpwindow=window.open('"'"'/ext/shared-jy/redirect.htm'"'"')", tabName: "Help & Support"},\n{url: "NULL", tabName: "__INHERIT__"}\n]\n}' /tmp/menuTree.js
fi
sed -i "/url: \"javascript:var helpwindow=window.open('\/ext\/shared-jy\/redirect.htm'/i {url: \"$MyPage\", tabName: \"$SCRIPT_NAME\"}," /tmp/menuTree.js
umount /www/require/modules/menuTree.js 2>/dev/null
mount -o bind /tmp/menuTree.js /www/require/modules/menuTree.js
fi
flock -u "$FD"
Print_Output true "Mounted $SCRIPT_NAME WebUI page as $MyPage" "$PASS"
}
TimeServer_Customise(){
TIMESERVER_NAME="$(TimeServer check)"
if [ -f "/opt/etc/init.d/S77$TIMESERVER_NAME" ]; then
"/opt/etc/init.d/S77$TIMESERVER_NAME" stop >/dev/null 2>&1
fi
rm -f "/opt/etc/init.d/S77$TIMESERVER_NAME"
Download_File "$SCRIPT_REPO/S77$TIMESERVER_NAME" "/opt/etc/init.d/S77$TIMESERVER_NAME"
chmod +x "/opt/etc/init.d/S77$TIMESERVER_NAME"
if [ "$TIMESERVER_NAME" = "chronyd" ]; then
mkdir -p /opt/var/lib/chrony
mkdir -p /opt/var/run/chrony
chown -R nobody:nobody /opt/var/lib/chrony
chown -R nobody:nobody /opt/var/run/chrony
chmod -R 770 /opt/var/lib/chrony
chmod -R 770 /opt/var/run/chrony
fi
"/opt/etc/init.d/S77$TIMESERVER_NAME" start >/dev/null 2>&1
}
ScriptStorageLocation(){
case "$1" in
usb)
TIMESERVER_NAME="$(TimeServer check)"
sed -i 's/^STORAGELOCATION.*$/STORAGELOCATION=usb/' "$SCRIPT_CONF"
mkdir -p "/opt/share/$SCRIPT_NAME_LOWER.d/"
mv "/jffs/addons/$SCRIPT_NAME_LOWER.d/csv" "/opt/share/$SCRIPT_NAME_LOWER.d/" 2>/dev/null
mv "/jffs/addons/$SCRIPT_NAME_LOWER.d/config" "/opt/share/$SCRIPT_NAME_LOWER.d/" 2>/dev/null
mv "/jffs/addons/$SCRIPT_NAME_LOWER.d/config.bak" "/opt/share/$SCRIPT_NAME_LOWER.d/" 2>/dev/null
mv "/jffs/addons/$SCRIPT_NAME_LOWER.d/ntpstatstext.js" "/opt/share/$SCRIPT_NAME_LOWER.d/" 2>/dev/null
mv "/jffs/addons/$SCRIPT_NAME_LOWER.d/ntpdstats.db" "/opt/share/$SCRIPT_NAME_LOWER.d/" 2>/dev/null
mv "/jffs/addons/$SCRIPT_NAME_LOWER.d/ntp.conf" "/opt/share/$SCRIPT_NAME_LOWER.d/" 2>/dev/null
mv "/jffs/addons/$SCRIPT_NAME_LOWER.d/ntp.conf.default" "/opt/share/$SCRIPT_NAME_LOWER.d/" 2>/dev/null
mv "/jffs/addons/$SCRIPT_NAME_LOWER.d/chrony.conf" "/opt/share/$SCRIPT_NAME_LOWER.d/" 2>/dev/null
mv "/jffs/addons/$SCRIPT_NAME_LOWER.d/chrony.conf.default" "/opt/share/$SCRIPT_NAME_LOWER.d/" 2>/dev/null
mv "/jffs/addons/$SCRIPT_NAME_LOWER.d/.chronyugraded" "/opt/share/$SCRIPT_NAME_LOWER.d/" 2>/dev/null
mv "/jffs/addons/$SCRIPT_NAME_LOWER.d/.indexcreated" "/opt/share/$SCRIPT_NAME_LOWER.d/" 2>/dev/null
"/opt/etc/init.d/S77$TIMESERVER_NAME" restart >/dev/null 2>&1
SCRIPT_CONF="/opt/share/$SCRIPT_NAME_LOWER.d/config"
ScriptStorageLocation load
;;
jffs)
TIMESERVER_NAME="$(TimeServer check)"
sed -i 's/^STORAGELOCATION.*$/STORAGELOCATION=jffs/' "$SCRIPT_CONF"
mkdir -p "/jffs/addons/$SCRIPT_NAME_LOWER.d/"
mv "/opt/share/$SCRIPT_NAME_LOWER.d/csv" "/jffs/addons/$SCRIPT_NAME_LOWER.d/" 2>/dev/null
mv "/opt/share/$SCRIPT_NAME_LOWER.d/config" "/jffs/addons/$SCRIPT_NAME_LOWER.d/" 2>/dev/null
mv "/opt/share/$SCRIPT_NAME_LOWER.d/config.bak" "/jffs/addons/$SCRIPT_NAME_LOWER.d/" 2>/dev/null
mv "/opt/share/$SCRIPT_NAME_LOWER.d/ntpstatstext.js" "/jffs/addons/$SCRIPT_NAME_LOWER.d/" 2>/dev/null
mv "/opt/share/$SCRIPT_NAME_LOWER.d/ntpdstats.db" "/jffs/addons/$SCRIPT_NAME_LOWER.d/" 2>/dev/null
mv "/opt/share/$SCRIPT_NAME_LOWER.d/ntp.conf" "/jffs/addons/$SCRIPT_NAME_LOWER.d/" 2>/dev/null
mv "/opt/share/$SCRIPT_NAME_LOWER.d/ntp.conf.default" "/jffs/addons/$SCRIPT_NAME_LOWER.d/" 2>/dev/null
mv "/opt/share/$SCRIPT_NAME_LOWER.d/chrony.conf" "/jffs/addons/$SCRIPT_NAME_LOWER.d/" 2>/dev/null
mv "/opt/share/$SCRIPT_NAME_LOWER.d/chrony.conf.default" "/jffs/addons/$SCRIPT_NAME_LOWER.d/" 2>/dev/null
mv "/opt/share/$SCRIPT_NAME_LOWER.d/.chronyugraded" "/jffs/addons/$SCRIPT_NAME_LOWER.d/" 2>/dev/null
mv "/opt/share/$SCRIPT_NAME_LOWER.d/.indexcreated" "/jffs/addons/$SCRIPT_NAME_LOWER.d/" 2>/dev/null
"/opt/etc/init.d/S77$TIMESERVER_NAME" restart >/dev/null 2>&1
SCRIPT_CONF="/jffs/addons/$SCRIPT_NAME_LOWER.d/config"
ScriptStorageLocation load
;;
check)
STORAGELOCATION=$(grep "STORAGELOCATION" "$SCRIPT_CONF" | cut -f2 -d"=")
echo "$STORAGELOCATION"
;;
load)
STORAGELOCATION=$(grep "STORAGELOCATION" "$SCRIPT_CONF" | cut -f2 -d"=")
if [ "$STORAGELOCATION" = "usb" ]; then
SCRIPT_STORAGE_DIR="/opt/share/$SCRIPT_NAME_LOWER.d"
elif [ "$STORAGELOCATION" = "jffs" ]; then
SCRIPT_STORAGE_DIR="/jffs/addons/$SCRIPT_NAME_LOWER.d"
fi
CSV_OUTPUT_DIR="$SCRIPT_STORAGE_DIR/csv"
;;
esac
}
OutputTimeMode(){
case "$1" in
unix)
sed -i 's/^OUTPUTTIMEMODE.*$/OUTPUTTIMEMODE=unix/' "$SCRIPT_CONF"
Generate_CSVs
;;
non-unix)
sed -i 's/^OUTPUTTIMEMODE.*$/OUTPUTTIMEMODE=non-unix/' "$SCRIPT_CONF"
Generate_CSVs
;;
check)
OUTPUTTIMEMODE=$(grep "OUTPUTTIMEMODE" "$SCRIPT_CONF" | cut -f2 -d"=")
echo "$OUTPUTTIMEMODE"
;;
esac
}
TimeServer(){
case "$1" in
ntpd)
sed -i 's/^TIMESERVER.*$/TIMESERVER=ntpd/' "$SCRIPT_CONF"
/opt/etc/init.d/S77chronyd stop >/dev/null 2>&1
rm -f /opt/etc/init.d/S77chronyd
if [ ! -f /opt/sbin/ntpd ]; then
opkg update
opkg install ntp-utils
opkg install ntpd
fi
Update_File ntp.conf >/dev/null 2>&1
Update_File S77ntpd >/dev/null 2>&1
;;
chronyd)
sed -i 's/^TIMESERVER.*$/TIMESERVER=chronyd/' "$SCRIPT_CONF"
/opt/etc/init.d/S77ntpd stop >/dev/null 2>&1
rm -f /opt/etc/init.d/S77ntpd
if [ ! -f /opt/sbin/chronyd ]; then
opkg update
if [ -n "$(opkg info chrony-nts)" ]; then
opkg install chrony-nts
touch "$SCRIPT_STORAGE_DIR/.chronyugraded"
else
opkg install chrony
touch "$SCRIPT_STORAGE_DIR/.chronyugraded"
fi
fi
Update_File chrony.conf >/dev/null 2>&1
Update_File S77chronyd >/dev/null 2>&1
;;
check)
TIMESERVER=$(grep "TIMESERVER" "$SCRIPT_CONF" | cut -f2 -d"=")
echo "$TIMESERVER"
;;
esac
}
DaysToKeep(){
case "$1" in
update)
daystokeep=30
exitmenu=""
ScriptHeader
while true; do
printf "\\n${BOLD}Please enter the desired number of days\\nto keep data for (30-365 days):${CLEARFORMAT} "
read -r daystokeep_choice
if [ "$daystokeep_choice" = "e" ]; then
exitmenu="exit"
break
elif ! Validate_Number "$daystokeep_choice"; then
printf "\\n${ERR}Please enter a valid number (30-365)${CLEARFORMAT}\\n"
elif [ "$daystokeep_choice" -lt 30 ] || [ "$daystokeep_choice" -gt 365 ]; then
printf "\\n${ERR}Please enter a number between 30 and 365${CLEARFORMAT}\\n"
else
daystokeep="$daystokeep_choice"
printf "\\n"
break
fi
done
if [ "$exitmenu" != "exit" ]; then
sed -i 's/^DAYSTOKEEP.*$/DAYSTOKEEP='"$daystokeep"'/' "$SCRIPT_CONF"
return 0
else
printf "\\n"
return 1
fi
;;
check)
DAYSTOKEEP=$(grep "DAYSTOKEEP" "$SCRIPT_CONF" | cut -f2 -d"=")
echo "$DAYSTOKEEP"
;;
esac
}
LastXResults(){
case "$1" in
update)
lastxresults=10
exitmenu=""
ScriptHeader
while true; do
printf "\\n${BOLD}Please enter the desired number of results\\nto display in the WebUI (1-100):${CLEARFORMAT} "
read -r lastx_choice
if [ "$lastx_choice" = "e" ]; then
exitmenu="exit"
break
elif ! Validate_Number "$lastx_choice"; then
printf "\\n${ERR}Please enter a valid number (1-100)${CLEARFORMAT}\\n"
elif [ "$lastx_choice" -lt 1 ] || [ "$lastx_choice" -gt 100 ]; then
printf "\\n${ERR}Please enter a number between 1 and 100${CLEARFORMAT}\\n"
else
lastxresults="$lastx_choice"
printf "\\n"
break
fi
done
if [ "$exitmenu" != "exit" ]; then
sed -i 's/^LASTXRESULTS.*$/LASTXRESULTS='"$lastxresults"'/' "$SCRIPT_CONF"
Generate_LastXResults
return 0
else
printf "\\n"
return 1
fi
;;
check)
LASTXRESULTS=$(grep "LASTXRESULTS" "$SCRIPT_CONF" | cut -f2 -d"=")
echo "$LASTXRESULTS"
;;
esac
}
WriteStats_ToJS(){
echo "function $3(){" > "$2"
html='document.getElementById("'"$4"'").innerHTML="'
while IFS='' read -r line || [ -n "$line" ]; do
html="${html}${line}\\r\\n"
done < "$1"
html="$html"'"'
printf "%s\\r\\n}\\r\\n" "$html" >> "$2"
}
#$1 fieldname $2 tablename $3 frequency (hours) $4 length (days) $5 outputfile $6 outputfrequency $7 sqlfile $8 timestamp
WriteSql_ToFile(){
timenow="$8"
maxcount="$(echo "$3" "$4" | awk '{printf ((24*$2)/$1)}')"
if ! echo "$5" | grep -q "day"; then
{
echo ".mode csv"
echo ".headers on"
echo ".output ${5}_${6}.htm"
echo "SELECT '$1' Metric,Min(strftime('%s',datetime(strftime('%Y-%m-%d %H:00:00',datetime([Timestamp],'unixepoch'))))) Time,IFNULL(printf('%f',Avg($1)),'NaN') Value FROM $2 WHERE ([Timestamp] >= strftime('%s',datetime($timenow,'unixepoch','-$maxcount hour'))) GROUP BY strftime('%m',datetime([Timestamp],'unixepoch')),strftime('%d',datetime([Timestamp],'unixepoch')),strftime('%H',datetime([Timestamp],'unixepoch')) ORDER BY [Timestamp] DESC;"
} > "$7"
else
{
echo ".mode csv"
echo ".headers on"
echo ".output ${5}_${6}.htm"
echo "SELECT '$1' Metric,Max(strftime('%s',datetime([Timestamp],'unixepoch','localtime','start of day','utc'))) Time,IFNULL(printf('%f',Avg($1)),'NaN') Value FROM $2 WHERE ([Timestamp] > strftime('%s',datetime($timenow,'unixepoch','localtime','start of day','utc','+1 day','-$maxcount day'))) GROUP BY strftime('%m',datetime([Timestamp],'unixepoch','localtime')),strftime('%d',datetime([Timestamp],'unixepoch','localtime')) ORDER BY [Timestamp] DESC;"
} > "$7"
fi
}
Get_TimeServer_Stats(){
if [ ! -f /opt/bin/xargs ]; then
Print_Output true "Installing findutils from Entware"
opkg update
opkg install findutils
fi