[ $(( processors )) -lt 1 ] && processors=1
# you can set CFLAGS before running installer
-CFLAGS="${CFLAGS--O3}"
+CFLAGS="${CFLAGS--O2}"
+[ "z${CFLAGS}" = "z-O3" ] && CFLAGS="-O2"
# keep a log of this command
printf "\n# " >>netdata-installer.log
Use this option to allow it continue
without checking pkg-config.
-Netdata will by default be compiled with gcc optimization -O3
+Netdata will by default be compiled with gcc optimization -O2
If you need to pass different CFLAGS, use something like this:
CFLAGS="<gcc options>" ${ME} <installer options>
getent group "${groupname}" > /dev/null 2>&1
[ $? -ne 0 ] && return 1
- # find the users in the docker group
+ # find the user is already in the group
local users=$(getent group "${groupname}" | cut -d ':' -f 4)
if [[ ",${users}," =~ ,${username}, ]]
then
# username is already there
- :
+ return 0
else
# username is not in group
echo >&2 "Adding ${username} user to the ${groupname} group ..."
fi
}
-run find ./system/ -type f -a \! -name \*.in -a \! -name Makefile\* -a \! -name \*.conf -a \! -name \*.service -exec chmod 755 {} \;
+iscontainer() {
+ # man systemd-detect-virt
+ local cmd=$(which systemd-detect-virt 2>/dev/null || command -v systemd-detect-virt 2>/dev/null)
+ if [ ! -z "${cmd}" -a -x "${cmd}" ]
+ then
+ "${cmd}" --container >/dev/null 2>&1 && return 0
+ fi
+
+ # /proc/1/sched exposes the host's pid of our init !
+ # http://stackoverflow.com/a/37016302
+ local pid=$( cat /proc/1/sched | head -n 1 | { IFS='(),#:' read name pid th threads; echo $pid; } )
+ local p=$(( pid + 0 ))
+ [ ${pid} -ne 1 ] && return 0
+
+ # lxc sets environment variable 'container'
+ [ ! -z "${container}" ] && return 0
+
+ # docker creates /.dockerenv
+ # http://stackoverflow.com/a/25518345
+ [ -f "/.dockerenv" ] && return 0
+
+ # ubuntu and debian supply /bin/running-in-container
+ # https://www.apt-browse.org/browse/ubuntu/trusty/main/i386/upstart/1.12.1-0ubuntu4/file/bin/running-in-container
+ if [ -x "/bin/running-in-container" ]
+ then
+ "/bin/running-in-container" >/dev/null 2>&1 && return 0
+ fi
+
+ return 1
+}
+
+run find ./system/ -type f -a \! -name \*.in -a \! -name Makefile\* -a \! -name \*.conf -a \! -name \*.service -a \! -name \*.logrotate -exec chmod 755 {} \;
NETDATA_ADDED_TO_DOCKER=0
+NETDATA_ADDED_TO_NGINX=0
+NETDATA_ADDED_TO_VARNISH=0
+NETDATA_ADDED_TO_HAPROXY=0
if [ ${UID} -eq 0 ]
then
portable_add_group netdata
portable_add_user netdata
portable_add_user_to_group docker netdata && NETDATA_ADDED_TO_DOCKER=1
+ portable_add_user_to_group nginx netdata && NETDATA_ADDED_TO_NGINX=1
+ portable_add_user_to_group varnish netdata && NETDATA_ADDED_TO_VARNISH=1
+ portable_add_user_to_group haproxy netdata && NETDATA_ADDED_TO_HAPROXY=1
if [ -d /etc/logrotate.d -a ! -f /etc/logrotate.d/netdata ]
then
echo >&2 "Adding netdata logrotate configuration ..."
run cp system/netdata.logrotate /etc/logrotate.d/netdata
fi
+
+ if [ -f /etc/logrotate.d/netdata ]
+ then
+ echo >&2 "Fixing netdata logrotate permissions ..."
+ run chmod 644 /etc/logrotate.d/netdata
+ fi
fi
#run find "${x}" -type d -exec chmod 0770 {} \;
done
+run chmod 755 "${NETDATA_LOG_DIR}"
+
# --- plugins ----
if [ ${UID} -eq 0 ]
then
+ run chown "${NETDATA_USER}:root" "${NETDATA_LOG_DIR}"
run chown -R root "${NETDATA_PREFIX}/usr/libexec/netdata"
run find "${NETDATA_PREFIX}/usr/libexec/netdata" -type d -exec chmod 0755 {} \;
run find "${NETDATA_PREFIX}/usr/libexec/netdata" -type f -exec chmod 0644 {} \;
run find "${NETDATA_PREFIX}/usr/libexec/netdata" -type f -a -name \*.plugin -exec chmod 0755 {} \;
run find "${NETDATA_PREFIX}/usr/libexec/netdata" -type f -a -name \*.sh -exec chmod 0755 {} \;
- run setcap cap_dac_read_search,cap_sys_ptrace+ep "${NETDATA_PREFIX}/usr/libexec/netdata/plugins.d/apps.plugin"
- if [ $? -ne 0 ]
+ setcap_ret=1
+ if ! iscontainer
+ then
+ run setcap cap_dac_read_search,cap_sys_ptrace+ep "${NETDATA_PREFIX}/usr/libexec/netdata/plugins.d/apps.plugin"
+ setcap_ret=$?
+
+ if [ ${setcap_ret} -eq 0 ]
+ then
+ # if we managed to setcap
+ # but we fail to execute apps.plugin
+ # trigger setuid to root
+ "${NETDATA_PREFIX}/usr/libexec/netdata/plugins.d/apps.plugin" -v >/dev/null 2>&1
+ setcap_ret=$?
+ fi
+ fi
+
+ if [ ${setcap_ret} -ne 0 ]
then
# fix apps.plugin to be setuid to root
run chown root "${NETDATA_PREFIX}/usr/libexec/netdata/plugins.d/apps.plugin"
run chmod 4755 "${NETDATA_PREFIX}/usr/libexec/netdata/plugins.d/apps.plugin"
fi
else
+ run chown "${NETDATA_USER}:${NETDATA_USER}" "${NETDATA_LOG_DIR}"
run chown -R "${NETDATA_USER}:${NETDATA_USER}" "${NETDATA_PREFIX}/usr/libexec/netdata"
run find "${NETDATA_PREFIX}/usr/libexec/netdata" -type f -exec chmod 0755 {} \;
run find "${NETDATA_PREFIX}/usr/libexec/netdata" -type d -exec chmod 0755 {} \;
# stop a running netdata
isnetdata() {
- if [ -d /proc ]
+ if [ -d /proc/self ]
then
[ -z "$1" -o ! -f "/proc/$1/stat" ] && return 1
[ "$(cat "/proc/$1/stat" | cut -d '(' -f 2 | cut -d ')' -f 1)" = "netdata" ] && return 0
run update-rc.d netdata enable && \
installed_init_d=1
- elif [ "${key}" = "CentOS release 6.8 (Final)" ]
+ elif [ "${key}" = "CentOS release 6.8 (Final)" -o "${key}" = "amzn-2016.09" ]
then
run cp system/netdata-init-d /etc/init.d/netdata && \
run chmod 755 /etc/init.d/netdata && \
echo " gpasswd -d netdata docker"
fi
+getent group nginx > /dev/null
+if [ $? -eq 0 -a "${NETDATA_ADDED_TO_NGINX}" = "1" ]
+ then
+ echo
+ echo "You may also want to remove the netdata user from the nginx group"
+ echo "by running:"
+ echo " gpasswd -d netdata nginx"
+fi
+
+getent group varnish > /dev/null
+if [ $? -eq 0 -a "${NETDATA_ADDED_TO_VARNISH}" = "1" ]
+ then
+ echo
+ echo "You may also want to remove the netdata user from the varnish group"
+ echo "by running:"
+ echo " gpasswd -d netdata varnish"
+fi
+
+getent group haproxy > /dev/null
+if [ $? -eq 0 -a "${NETDATA_ADDED_TO_HAPROXY}" = "1" ]
+ then
+ echo
+ echo "You may also want to remove the netdata user from the haproxy group"
+ echo "by running:"
+ echo " gpasswd -d netdata haproxy"
+fi
+
+
UNINSTALL
chmod 750 netdata-uninstaller.sh