-#!/bin/bash
+#!/usr/bin/env bash
# reload the user profile
[ -f /etc/profile ] && . /etc/profile
USAGE
}
+md5sum="$(which md5sum 2>/dev/null || command -v md5sum 2>/dev/null)"
+get_git_config_signatures() {
+ local x s file md5
+
+ [ ! -d "conf.d" ] && echo >&2 "Wrong directory." && return 1
+ [ -z "${md5sum}" -o ! -x "${md5sum}" ] && echo >&2 "No md5sum command." && return 1
+
+ echo >configs.signatures.tmp
+
+ for x in $(find conf.d -name \*.conf)
+ do
+ x="${x/conf.d\//}"
+ echo "${x}"
+ for c in $(git log --follow "conf.d/${x}" | grep ^commit | cut -d ' ' -f 2)
+ do
+ git checkout ${c} "conf.d/${x}" || continue
+ s="$(cat "conf.d/${x}" | md5sum | cut -d ' ' -f 1)"
+ echo >>configs.signatures.tmp "${x}:${s}"
+ echo " ${s}"
+ done
+ git checkout HEAD "conf.d/${x}" || break
+ done
+
+ cat configs.signatures.tmp |\
+ grep -v "^$" |\
+ sort -u |\
+ {
+ echo "declare -A configs_signatures=("
+ IFS=":"
+ while read file md5
+ do
+ echo " ['${md5}']='${file}'"
+ done
+ echo ")"
+ } >configs.signatures
+
+ rm configs.signatures.tmp
+
+ return 0
+}
+
+
while [ ! -z "${1}" ]
do
if [ "$1" = "--install" ]
then
usage
exit 1
+ elif [ "$1" = "get_git_config_signatures" ]
+ then
+ get_git_config_signatures && exit 0
+ exit 1
else
echo >&2
echo >&2 "ERROR:"
echo >&2 "Compiling netdata ..."
run make || exit 1
+declare -A configs_signatures=()
+if [ -f "configs.signatures" ]
+ then
+ source "configs.signatures" || echo >&2 "ERROR: Failed to load configs.signatures !"
+fi
+
+# migrate existing configuration files
+# for node.d and charts.d
+if [ -d "${NETDATA_PREFIX}/etc/netdata" ]
+ then
+ # the configuration directory exists
+
+ if [ ! -d "${NETDATA_PREFIX}/etc/netdata/charts.d" ]
+ then
+ run mkdir "${NETDATA_PREFIX}/etc/netdata/charts.d"
+ fi
+
+ # move the charts.d config files
+ for x in apache ap cpu_apps cpufreq example exim hddtemp load_average mem_apps mysql nginx nut opensips phpfpm postfix sensors squid tomcat
+ do
+ for y in "" ".old" ".orig"
+ do
+ if [ -f "${NETDATA_PREFIX}/etc/netdata/${x}.conf${y}" -a ! -f "${NETDATA_PREFIX}/etc/netdata/charts.d/${x}.conf${y}" ]
+ then
+ run mv -f "${NETDATA_PREFIX}/etc/netdata/${x}.conf${y}" "${NETDATA_PREFIX}/etc/netdata/charts.d/${x}.conf${y}"
+ fi
+ done
+ done
+
+ if [ ! -d "${NETDATA_PREFIX}/etc/netdata/node.d" ]
+ then
+ run mkdir "${NETDATA_PREFIX}/etc/netdata/node.d"
+ fi
+
+ # move the node.d config files
+ for x in named sma_webbox snmp
+ do
+ for y in "" ".old" ".orig"
+ do
+ if [ -f "${NETDATA_PREFIX}/etc/netdata/${x}.conf${y}" ]
+ then
+ run mv -f "${NETDATA_PREFIX}/etc/netdata/${x}.conf${y}" "${NETDATA_PREFIX}/etc/netdata/node.d/${x}.conf${y}"
+ fi
+ done
+ done
+fi
+
# backup user configurations
installer_backup_suffix="${PID}.${RANDOM}"
-for x in apps_groups.conf charts.d.conf
+for x in $(find "${NETDATA_PREFIX}/etc/netdata/" -name '*.conf' -type f)
do
- if [ -f "${NETDATA_PREFIX}/etc/netdata/${x}" ]
+ if [ -f "${x}" ]
then
- cp -p "${NETDATA_PREFIX}/etc/netdata/${x}" "${NETDATA_PREFIX}/etc/netdata/${x}.installer_backup.${installer_backup_suffix}"
+ # make a backup of the configuration file
+ cp -p "${x}" "${x}.old"
+
+ if [ -z "${md5sum}" -o ! -x "${md5sum}" ]
+ then
+ # we don't have md5sum - keep it
+ cp -p "${x}" "${x}.installer_backup.${installer_backup_suffix}"
+ else
+ # find it relative filename
+ f="${x/*\/etc\/netdata\//}"
+
+ # find its checksum
+ md5="$(cat "${x}" | ${md5sum} | cut -d ' ' -f 1)"
+
+ # copy the original
+ if [ -f "conf.d/${f}" ]
+ then
+ cp "conf.d/${f}" "${x}.orig"
+ fi
+
+ if [ "${configs_signatures[${md5}]}" = "${f}" ]
+ then
+ # it is a stock version - don't keep it
+ echo >&2 "File '${x}' is stock version."
+ else
+ # edited by user - keep it
+ echo >&2 "File '${x}' has been edited by user."
+ cp -p "${x}" "${x}.installer_backup.${installer_backup_suffix}"
+ fi
+ fi
- elif [ -f "${NETDATA_PREFIX}/etc/netdata/${x}.installer_backup.${installer_backup_suffix}" ]
+ elif [ -f "${x}.installer_backup.${installer_backup_suffix}" ]
then
- rm -f "${NETDATA_PREFIX}/etc/netdata/${x}.installer_backup.${installer_backup_suffix}"
+ rm -f "${x}.installer_backup.${installer_backup_suffix}"
fi
done
run make install || exit 1
# restore user configurations
-for x in apps_groups.conf charts.d.conf
+for x in $(find "${NETDATA_PREFIX}/etc/netdata/" -name '*.conf' -type f)
do
- if [ -f "${NETDATA_PREFIX}/etc/netdata/${x}.installer_backup.${installer_backup_suffix}" ]
+ if [ -f "${x}.installer_backup.${installer_backup_suffix}" ]
then
- cp -p "${NETDATA_PREFIX}/etc/netdata/${x}.installer_backup.${installer_backup_suffix}" "${NETDATA_PREFIX}/etc/netdata/${x}"
+ cp -p "${x}.installer_backup.${installer_backup_suffix}" "${x}"
+ rm -f "${x}.installer_backup.${installer_backup_suffix}"
fi
done
if [ $? -ne 0 ]
then
echo >&2 "Adding netdata user account ..."
- run useradd -r -g netdata -c netdata -s /sbin/nologin -d / netdata
+ run useradd -r -g netdata -c netdata -s $(which nologin || echo '/bin/false') -d / netdata
fi
getent group docker > /dev/null
echo >&2
echo >&2 "Fixing directories (user: ${NETDATA_USER})..."
-for x in "${NETDATA_WEB_DIR}" "${NETDATA_CONF_DIR}" "${NETDATA_CACHE_DIR}" "${NETDATA_LOG_DIR}" "${NETDATA_LIB_DIR}"
+for x in "${NETDATA_WEB_DIR}" "${NETDATA_CONF_DIR}" "${NETDATA_CACHE_DIR}" "${NETDATA_LOG_DIR}" "${NETDATA_LIB_DIR}" "${NETDATA_CONF_DIR}/python.d" "${NETDATA_CONF_DIR}/charts.d" "${NETDATA_CONF_DIR}/node.d"
do
if [ ! -d "${x}" ]
then
return 1
}
+stop_netdata_on_pid() {
+ local pid="$1" ret=0 count=0
-echo >&2
-echo >&2 "-------------------------------------------------------------------------------"
-echo >&2
-printf >&2 "Stopping a (possibly) running netdata..."
-ret=0
-count=0
-while [ $ret -eq 0 ]
-do
- if [ $count -gt 30 ]
- then
- echo >&2 "Cannot stop the running netdata."
- exit 1
- fi
+ isnetdata $pid || return 0
- count=$((count + 1))
+ printf >&2 "Stopping netdata on pid $pid ..."
+ while [ ! -z "$pid" -a $ret -eq 0 ]
+ do
+ if [ $count -gt 45 ]
+ then
+ echo >&2 "Cannot stop the running netdata on pid $pid."
+ return 1
+ fi
+
+ count=$(( count + 1 ))
- pid=$(cat "${NETDATA_RUN_DIR}/netdata.pid" 2>/dev/null)
- # backwards compatibility
- [ -z "${pid}" ] && pid=$(cat /var/run/netdata.pid 2>/dev/null)
- [ -z "${pid}" ] && pid=$(cat /var/run/netdata/netdata.pid 2>/dev/null)
-
- isnetdata $pid || pid=
- if [ ! -z "${pid}" ]
- then
run kill $pid 2>/dev/null
ret=$?
- else
- run killall netdata 2>/dev/null
- ret=$?
+
+ test $ret -eq 0 && printf >&2 "." && sleep 2
+ done
+
+ echo >&2
+ if [ $ret -eq 0 ]
+ then
+ echo >&2 "SORRY! CANNOT STOP netdata ON PID $pid !"
+ return 1
fi
- test $ret -eq 0 && printf >&2 "." && sleep 2
-done
-echo >&2
-echo >&2
+ echo >&2 "netdata on pid $pid stopped."
+ return 0
+}
+
+stop_all_netdata() {
+ local p
+
+ echo >&2 "Stopping a (possibly) running netdata..."
+ for p in $(cat "${NETDATA_RUN_DIR}/netdata.pid" 2>/dev/null) \
+ $(cat /var/run/netdata.pid 2>/dev/null) \
+ $(cat /var/run/netdata/netdata.pid 2>/dev/null) \
+ $(pidof netdata 2>/dev/null)
+ do
+ stop_netdata_on_pid $p
+ done
+}
# -----------------------------------------------------------------------------
-# run netdata
+# check netdata for systemd
+
+issystemd() {
+ # if the directory /etc/systemd/system does not exit, it is not systemd
+ [ ! -d /etc/systemd/system ] && return 1
+
+ # if pid 1 is systemd, it is systemd
+ [ "$(basename $(readlink /proc/1/exe) 2>/dev/null)" = "systemd" ] && return 0
-echo >&2 "Starting netdata..."
-run ${NETDATA_PREFIX}/usr/sbin/netdata -P ${NETDATA_RUN_DIR}/netdata.pid "${@}"
+ # if systemd is running, it is systemd
+ pidof systemd >/dev/null 2>&1 && return 0
-if [ $? -ne 0 ]
+ # else, it is not systemd
+ return 1
+}
+
+started=0
+if [ "${UID}" -eq 0 ]
then
- echo >&2
- echo >&2 "SORRY! FAILED TO START NETDATA!"
- exit 1
-else
- echo >&2 "OK. NetData Started!"
+
+ if issystemd
+ then
+ # systemd is running on this system
+
+ if [ ! -f /etc/systemd/system/netdata.service ]
+ then
+ echo >&2 "Installing systemd service..."
+ run cp system/netdata.service /etc/systemd/system/netdata.service && \
+ run systemctl daemon-reload && \
+ run systemctl enable netdata
+ else
+ run service netdata stop
+ fi
+
+ stop_all_netdata
+ run service netdata restart && started=1
+ fi
+
+ if [ ${started} -eq 0 ]
+ then
+ # check if we can use the system service
+ run service netdata stop
+ stop_all_netdata
+ run service netdata restart && started=1
+ if [ ${started} -eq 0 ]
+ then
+ run service netdata start && started=1
+ fi
+ fi
fi
-echo >&2
+if [ ${started} -eq 0 ]
+then
+ # still not started...
+
+ stop_all_netdata
+
+ echo >&2 "Starting netdata..."
+ run ${NETDATA_PREFIX}/usr/sbin/netdata -P ${NETDATA_RUN_DIR}/netdata.pid "${@}"
+ if [ $? -ne 0 ]
+ then
+ echo >&2
+ echo >&2 "SORRY! FAILED TO START NETDATA!"
+ exit 1
+ else
+ echo >&2 "OK. NetData Started!"
+ fi
+
+ echo >&2
+fi
# -----------------------------------------------------------------------------
# save a config file, if it is not already there
-------------------------------------------------------------------------------
Memory de-duplication instructions
- I see you have kernel memory de-duper (called Kernel Same-page Merging,
+ You have kernel memory de-duper (called Kernel Same-page Merging,
or KSM) available, but it is not currently enabled.
To enable it run:
fi
echo >&2 "Stopping a possibly running netdata..."
- killall netdata
+ for p in \$(pidof netdata); do kill \$p; done
sleep 2
deletedir() {
rm -i /etc/logrotate.d/netdata
fi
+ if [ -f /etc/systemd/system/netdata.service ]
+ then
+ echo "Deleting /etc/systemd/system/netdata.service ..."
+ rm -i /etc/systemd/system/netdata.service
+ fi
+
getent passwd netdata > /dev/null
if [ $? -eq 0 ]
then
-------------------------------------------------------------------------------
+ INFO: Command line options changed. -pidfile, -nd and -ch are deprecated.
+ If you use custom startup scripts, please run netdata -h to see the
+ corresponding options and update your scripts.
Hit http://${access}:${NETDATA_PORT}/ from your browser.
projects / netdata.git / blobdiff