Merging upstream version 1.29.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

10 files changed, 153 insertions, 805 deletions

diff --git a/system/Makefile.am b/system/Makefile.am
index ad68c6554..5323738c9 100644
--- a/system/Makefile.am
+++ b/system/Makefile.am
@@ -7,10 +7,13 @@ CLEANFILES = \
     netdata-openrc \
     netdata.logrotate \
     netdata.service \
+    netdata.service.v235 \
     netdata-init-d \
     netdata-lsb \
     netdata-freebsd \
     netdata.plist \
+    netdata.crontab \
+    netdata-updater.service \
     $(NULL)
 
 include $(top_srcdir)/build/subst.inc
@@ -28,10 +31,13 @@ nodist_noinst_DATA = \
     netdata-openrc \
     netdata.logrotate \
     netdata.service \
+    netdata.service.v235 \
     netdata-init-d \
     netdata-lsb \
     netdata-freebsd \
     netdata.plist \
+    netdata.crontab \
+    netdata-updater.service \
     $(NULL)
 
 dist_noinst_DATA = \
@@ -39,9 +45,13 @@ dist_noinst_DATA = \
     netdata-openrc.in \
     netdata.logrotate.in \
     netdata.service.in \
+    netdata.service.v235.in \
     netdata-init-d.in \
     netdata-lsb.in \
     netdata-freebsd.in \
     netdata.plist.in \
     netdata.conf \
+    netdata.crontab.in \
+    netdata-updater.service.in \
+    netdata-updater.timer \
     $(NULL)
diff --git a/system/Makefile.in b/system/Makefile.in
deleted file mode 100644
index 28cf9a4c0..000000000
--- a/system/Makefile.in
+++ /dev/null
@@ -1,645 +0,0 @@
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-	list='$(DISTFILES)'; \
-	  dist_files=`for file in $$list; do echo $$file; done | \
-	  sed -e "s|^$$srcdirstrip/||;t" \
-	      -e "s|^$$topsrcdirstrip/|$(top_builddir)/|;t"`; \
-	case $$dist_files in \
-	  */*) $(MKDIR_P) `echo "$$dist_files" | \
-			   sed '/\//!d;s|^|$(distdir)/|;s,/[^/]*$$,,' | \
-			   sort -u` ;; \
-	esac; \
-	for file in $$dist_files; do \
-	  if test -f $$file || test -d $$file; then d=.; else d=$(srcdir); fi; \
-	  if test -d $$d/$$file; then \
-	    dir=`echo "/$$file" | sed -e 's,/[^/]*$$,,'`; \
-	    if test -d "$(distdir)/$$file"; then \
-	      find "$(distdir)/$$file" -type d ! -perm -700 -exec chmod u+rwx {} \;; \
-	    fi; \
-	    if test -d $(srcdir)/$$file && test $$d != $(srcdir); then \
-	      cp -fpR $(srcdir)/$$file "$(distdir)$$dir" || exit 1; \
-	      find "$(distdir)/$$file" -type d ! -perm -700 -exec chmod u+rwx {} \;; \
-	    fi; \
-	    cp -fpR $$d/$$file "$(distdir)$$dir" || exit 1; \
-	  else \
-	    test -f "$(distdir)/$$file" \
-	    || cp -p $$d/$$file "$(distdir)/$$file" \
-	    || exit 1; \
-	  fi; \
-	done
-check-am: all-am
-check: check-am
-all-am: Makefile $(SCRIPTS) $(DATA)
-installdirs:
-	for dir in "$(DESTDIR)$(configdir)"; do \
-	  test -z "$$dir" || $(MKDIR_P) "$$dir"; \
-	done
-install: install-am
-install-exec: install-exec-am
-install-data: install-data-am
-uninstall: uninstall-am
-
-install-am: all-am
-	@$(MAKE) $(AM_MAKEFLAGS) install-exec-am install-data-am
-
-installcheck: installcheck-am
-install-strip:
-	if test -z '$(STRIP)'; then \
-	  $(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
-	    install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
-	      install; \
-	else \
-	  $(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
-	    install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
-	    "INSTALL_PROGRAM_ENV=STRIPPROG='$(STRIP)'" install; \
-	fi
-mostlyclean-generic:
-
-clean-generic:
-	-test -z "$(CLEANFILES)" || rm -f $(CLEANFILES)
-
-distclean-generic:
-	-test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
-	-test . = "$(srcdir)" || test -z "$(CONFIG_CLEAN_VPATH_FILES)" || rm -f $(CONFIG_CLEAN_VPATH_FILES)
-
-maintainer-clean-generic:
-	@echo "This command is intended for maintainers to use"
-	@echo "it deletes files that may require special tools to rebuild."
-	-test -z "$(MAINTAINERCLEANFILES)" || rm -f $(MAINTAINERCLEANFILES)
-clean: clean-am
-
-clean-am: clean-generic mostlyclean-am
-
-distclean: distclean-am
-	-rm -f Makefile
-distclean-am: clean-am distclean-generic
-
-dvi: dvi-am
-
-dvi-am:
-
-html: html-am
-
-html-am:
-
-info: info-am
-
-info-am:
-
-install-data-am: install-dist_configSCRIPTS
-
-install-dvi: install-dvi-am
-
-install-dvi-am:
-
-install-exec-am: install-exec-local
-
-install-html: install-html-am
-
-install-html-am:
-
-install-info: install-info-am
-
-install-info-am:
-
-install-man:
-
-install-pdf: install-pdf-am
-
-install-pdf-am:
-
-install-ps: install-ps-am
-
-install-ps-am:
-
-installcheck-am:
-
-maintainer-clean: maintainer-clean-am
-	-rm -f Makefile
-maintainer-clean-am: distclean-am maintainer-clean-generic
-
-mostlyclean: mostlyclean-am
-
-mostlyclean-am: mostlyclean-generic
-
-pdf: pdf-am
-
-pdf-am:
-
-ps: ps-am
-
-ps-am:
-
-uninstall-am: uninstall-dist_configSCRIPTS
-
-.MAKE: install-am install-strip
-
-.PHONY: all all-am check check-am clean clean-generic cscopelist-am \
-	ctags-am distclean distclean-generic distdir dvi dvi-am html \
-	html-am info info-am install install-am install-data \
-	install-data-am install-dist_configSCRIPTS install-dvi \
-	install-dvi-am install-exec install-exec-am install-exec-local \
-	install-html install-html-am install-info install-info-am \
-	install-man install-pdf install-pdf-am install-ps \
-	install-ps-am install-strip installcheck installcheck-am \
-	installdirs maintainer-clean maintainer-clean-generic \
-	mostlyclean mostlyclean-generic pdf pdf-am ps ps-am tags-am \
-	uninstall uninstall-am uninstall-dist_configSCRIPTS
-
-.PRECIOUS: Makefile
-
-.in:
-	if sed \
-		-e 's#[@]localstatedir_POST@#$(localstatedir)#g' \
-		-e 's#[@]sbindir_POST@#$(sbindir)#g' \
-		-e 's#[@]pluginsdir_POST@#$(pluginsdir)#g' \
-		-e 's#[@]configdir_POST@#$(configdir)#g' \
-		-e 's#[@]libconfigdir_POST@#$(libconfigdir)#g' \
-		-e 's#[@]cachedir_POST@#$(cachedir)#g' \
-		-e 's#[@]registrydir_POST@#$(registrydir)#g' \
-		-e 's#[@]varlibdir_POST@#$(varlibdir)#g' \
-		$< > $@.tmp; then \
-		mv "$@.tmp" "$@"; \
-	else \
-		rm -f "$@.tmp"; \
-		false; \
-	fi
-
-# Explicitly install directories to avoid permission issues due to umask
-install-exec-local:
-	$(INSTALL) -d $(DESTDIR)$(configdir)
-
-# Tell versions [3.59,3.63) of GNU make to not export all variables.
-# Otherwise a system limit (for SysV at least) may be exceeded.
-.NOEXPORT:
diff --git a/system/edit-config b/system/edit-config
deleted file mode 100644
index 7c785a956..000000000
--- a/system/edit-config
+++ /dev/null
@@ -1,101 +0,0 @@
-#!/usr/bin/env sh
-
-[ -f /etc/profile ] && . /etc/profile
-
-file="${1}"
-
-if [ "$(command -v editor)" ] ; then
-    EDITOR="${EDITOR-editor}"
-else
-    EDITOR="${EDITOR-vi}"
-fi
-
-[ -z "${NETDATA_USER_CONFIG_DIR}"  ] && NETDATA_USER_CONFIG_DIR="/etc/netdata"
-[ -z "${NETDATA_STOCK_CONFIG_DIR}" ] && NETDATA_STOCK_CONFIG_DIR="/usr/lib/netdata/conf.d"
-
-if [ -z "${file}" ]
-then
-	cat <<USAGE
-
-USAGE:
-  ${0} FILENAME
-
-  Copy and edit the stock config file named: FILENAME
-  if FILENAME is already copied, it will be edited as-is.
-
-  The EDITOR shell variable is used to define the editor to be used.
-
-  Stock config files at: '${NETDATA_STOCK_CONFIG_DIR}'
-  User  config files at: '${NETDATA_USER_CONFIG_DIR}'
-
-  Available files in '${NETDATA_STOCK_CONFIG_DIR}' to copy and edit:
-
-USAGE
-
-	cd "${NETDATA_STOCK_CONFIG_DIR}" || exit 1
-	ls >&2 -R *.conf */*.conf
-	exit 1
-
-fi
-
-file_is_in_path() {
-	local file path real
-	file="${1}"
-	path="${2}"
-	
-	real="$(readlink -f "${file}")"
-
-	# we don't have working readlink
-	[ -z "${real}" ] && return 0
-
-	if [ ! -z "${real}" ] && [ -z "$(echo "${real}" | grep -E "^${path}.*$")" ]
-	then
-		echo >&2 "File '${file}' is physically at '${real}', which is not in '${path}'. Aborting."
-		exit 1
-	fi
-
-	return 0
-}
-
-edit() {
-	echo >&2 "Editing '${1}' ..."
-
-	# check we can edit
-	file_is_in_path "${1}" "${NETDATA_USER_CONFIG_DIR}" || exit 1
-
-	"${EDITOR}" "${1}"
-	exit $?
-}
-
-copy_and_edit() {
-	# check we can copy
-	file_is_in_path "${NETDATA_STOCK_CONFIG_DIR}/${1}" "${NETDATA_STOCK_CONFIG_DIR}" || exit 1
-
-	if [ ! -f "${NETDATA_USER_CONFIG_DIR}/${1}" ]
-	then
-		echo >&2 "Copying '${NETDATA_STOCK_CONFIG_DIR}/${1}' to '${NETDATA_USER_CONFIG_DIR}/${1}' ... "
-		cp -p "${NETDATA_STOCK_CONFIG_DIR}/${1}" "${NETDATA_USER_CONFIG_DIR}/${1}" || exit 1
-	fi
-
-	edit "${NETDATA_USER_CONFIG_DIR}/${1}"
-}
-
-# make sure it is not absolute filename
-c1="$(echo "${file}" | cut -b 1)"
-if [ "${c1}" = "/" ] || [ "${c1}" = "." ]
-then
-	echo >&2 "Please don't use filenames starting with '/' or '.'"
-	exit 1
-fi
-
-# already exists
-if [ -f "${NETDATA_USER_CONFIG_DIR}/${file}" ]
-then
-	edit "${NETDATA_USER_CONFIG_DIR}/${file}"
-fi
-
-[ -f "${NETDATA_USER_CONFIG_DIR}/${file}"  ] && edit "${NETDATA_USER_CONFIG_DIR}/${file}"
-[ -f "${NETDATA_STOCK_CONFIG_DIR}/${file}" ] && copy_and_edit "${file}"
-
-echo >&2 "File '${file}' is not found in '${NETDATA_STOCK_CONFIG_DIR}'"
-exit 1
diff --git a/system/edit-config.in b/system/edit-config.in
index abfd5a454..050d97cde 100755
--- a/system/edit-config.in
+++ b/system/edit-config.in
@@ -4,18 +4,17 @@
 
 file="${1}"
 
-if [ "$(command -v editor)" ] ; then
-    EDITOR="${EDITOR-editor}"
+if [ "$(command -v editor)" ]; then
+  EDITOR="${EDITOR-editor}"
 else
-    EDITOR="${EDITOR-vi}"
+  EDITOR="${EDITOR-vi}"
 fi
 
-[ -z "${NETDATA_USER_CONFIG_DIR}"  ] && NETDATA_USER_CONFIG_DIR="@configdir_POST@"
+[ -z "${NETDATA_USER_CONFIG_DIR}" ] && NETDATA_USER_CONFIG_DIR="@configdir_POST@"
 [ -z "${NETDATA_STOCK_CONFIG_DIR}" ] && NETDATA_STOCK_CONFIG_DIR="@libconfigdir_POST@"
 
-if [ -z "${file}" ]
-then
-	cat <<USAGE
+if [ -z "${file}" ]; then
+  cat << EOF
 
 USAGE:
   ${0} FILENAME
@@ -30,72 +29,55 @@ USAGE:
 
   Available files in '${NETDATA_STOCK_CONFIG_DIR}' to copy and edit:
 
-USAGE
+EOF
 
-	cd "${NETDATA_STOCK_CONFIG_DIR}" || exit 1
-	ls >&2 -R *.conf */*.conf
-	exit 1
+  cd "${NETDATA_STOCK_CONFIG_DIR}" || exit 1
+  ls >&2 -R ./*.conf ./*/*.conf
+  exit 1
 
 fi
 
-file_is_in_path() {
-	local file path real
-	file="${1}"
-	path="${2}"
-	
-	real="$(readlink -f "${file}")"
-
-	# we don't have working readlink
-	[ -z "${real}" ] && return 0
-
-	if [ ! -z "${real}" ] && [ -z "$(echo "${real}" | grep -E "^${path}.*$")" ]
-	then
-		echo >&2 "File '${file}' is physically at '${real}', which is not in '${path}'. Aborting."
-		exit 1
-	fi
-
-	return 0
-}
-
 edit() {
-	echo >&2 "Editing '${1}' ..."
+  echo >&2 "Editing '${1}' ..."
 
-	# check we can edit
-	file_is_in_path "${1}" "${NETDATA_USER_CONFIG_DIR}" || exit 1
+  # check we can edit
+  if [ ! -w "${1}" ]; then
+    echo >&2 "Cannot write to ${1}! Aborting ..."
+    exit 1
+  fi
 
-	"${EDITOR}" "${1}"
-	exit $?
+  "${EDITOR}" "${1}"
+  exit $?
 }
 
 copy_and_edit() {
-	# check we can copy
-	file_is_in_path "${NETDATA_STOCK_CONFIG_DIR}/${1}" "${NETDATA_STOCK_CONFIG_DIR}" || exit 1
-
-	if [ ! -f "${NETDATA_USER_CONFIG_DIR}/${1}" ]
-	then
-		echo >&2 "Copying '${NETDATA_STOCK_CONFIG_DIR}/${1}' to '${NETDATA_USER_CONFIG_DIR}/${1}' ... "
-		cp -p "${NETDATA_STOCK_CONFIG_DIR}/${1}" "${NETDATA_USER_CONFIG_DIR}/${1}" || exit 1
-	fi
-
-	edit "${NETDATA_USER_CONFIG_DIR}/${1}"
+  # check we can copy
+  if [ ! -w "${NETDATA_USER_CONFIG_DIR}" ]; then
+    echo >&2 "Cannot write to ${NETDATA_USER_CONFIG_DIR}! Aborting ..."
+    exit 1
+  fi
+
+  if [ ! -f "${NETDATA_USER_CONFIG_DIR}/${1}" ]; then
+    echo >&2 "Copying '${NETDATA_STOCK_CONFIG_DIR}/${1}' to '${NETDATA_USER_CONFIG_DIR}/${1}' ... "
+    cp -p "${NETDATA_STOCK_CONFIG_DIR}/${1}" "${NETDATA_USER_CONFIG_DIR}/${1}" || exit 1
+  fi
+
+  edit "${NETDATA_USER_CONFIG_DIR}/${1}"
 }
 
 # make sure it is not absolute filename
 c1="$(echo "${file}" | cut -b 1)"
-if [ "${c1}" = "/" ] || [ "${c1}" = "." ]
-then
-	echo >&2 "Please don't use filenames starting with '/' or '.'"
-	exit 1
+if [ "${c1}" = "/" ] || [ "${c1}" = "." ]; then
+  echo >&2 "Please don't use filenames starting with '/' or '.'"
+  exit 1
 fi
 
 # already exists
-if [ -f "${NETDATA_USER_CONFIG_DIR}/${file}" ]
-then
-	edit "${NETDATA_USER_CONFIG_DIR}/${file}"
-fi
+[ -f "${NETDATA_USER_CONFIG_DIR}/${file}" ] && edit "${NETDATA_USER_CONFIG_DIR}/${file}"
 
-[ -f "${NETDATA_USER_CONFIG_DIR}/${file}"  ] && edit "${NETDATA_USER_CONFIG_DIR}/${file}"
+# stock config is valid, copy and edit
 [ -f "${NETDATA_STOCK_CONFIG_DIR}/${file}" ] && copy_and_edit "${file}"
 
+# no such config found
 echo >&2 "File '${file}' is not found in '${NETDATA_STOCK_CONFIG_DIR}'"
 exit 1
diff --git a/system/netdata-updater.service.in b/system/netdata-updater.service.in
new file mode 100644
index 000000000..d0bd4994c
--- /dev/null
+++ b/system/netdata-updater.service.in
@@ -0,0 +1,8 @@
+[Unit]
+Description=Daily auto-updates for Netdata
+RefuseManualStart=no
+RefuseManualStop=yes
+
+[Service]
+Type=oneshot
+ExecStart=@pkglibexecdir_POST@/netdata-updater.sh
diff --git a/system/netdata-updater.timer b/system/netdata-updater.timer
new file mode 100644
index 000000000..8b36e46ff
--- /dev/null
+++ b/system/netdata-updater.timer
@@ -0,0 +1,12 @@
+[Unit]
+Description=Daily auto-updates for Netdata
+RefuseManualStart=no
+RefuseManualStop=no
+
+[Timer]
+Persistent=false
+OnCalendar=daily
+Unit=netdata-updater.service
+
+[Install]
+WantedBy=timers.target
diff --git a/system/netdata.conf b/system/netdata.conf
index 7d7c54f42..6341fcaf6 100644
--- a/system/netdata.conf
+++ b/system/netdata.conf
@@ -16,9 +16,13 @@
     # the default database size - 1 hour
     history = 3600
 
-    # by default do not expose the netdata port
-    bind to = localhost
+    # some defaults to run netdata with least priority
+    process scheduling policy = idle
+    OOM score = 1000
 
 [web]
     web files owner = root
     web files group = netdata
+
+    # by default do not expose the netdata port
+    bind to = localhost
diff --git a/system/netdata.crontab.in b/system/netdata.crontab.in
new file mode 100644
index 000000000..8f0527e0e
--- /dev/null
+++ b/system/netdata.crontab.in
@@ -0,0 +1 @@
+2 57 * * * root @pkglibexecdir_POST@/netdata-updater.sh
diff --git a/system/netdata.service.in b/system/netdata.service.in
index dd0ee3cca..1947b15d4 100644
--- a/system/netdata.service.in
+++ b/system/netdata.service.in
@@ -12,16 +12,16 @@ Group=netdata
 RuntimeDirectory=netdata
 RuntimeDirectoryMode=0775
 PIDFile=@localstatedir_POST@/run/netdata/netdata.pid
-ExecStart=@sbindir_POST@/netdata -P @localstatedir_POST@/run/netdata/netdata.pid -D -W set global 'process scheduling policy' 'keep' -W set global 'OOM score' 'keep'
+ExecStart=@sbindir_POST@/netdata -P @localstatedir_POST@/run/netdata/netdata.pid -D
 ExecStartPre=/bin/mkdir -p @localstatedir_POST@/cache/netdata
 ExecStartPre=/bin/chown -R netdata:netdata @localstatedir_POST@/cache/netdata
 ExecStartPre=/bin/mkdir -p @localstatedir_POST@/run/netdata
 ExecStartPre=/bin/chown -R netdata:netdata @localstatedir_POST@/run/netdata
-#ExecStopPost=/bin/rm @localstatedir_POST@/run/netdata/netdata.pid
+ExecStopPost=@pluginsdir_POST@/reset_netdata_trace.sh
 PermissionsStartOnly=true
 
 # saving a big db on slow disks may need some time
-TimeoutStopSec=60
+TimeoutStopSec=150
 
 # restart netdata if it crashes
 Restart=on-failure
@@ -44,5 +44,34 @@ CPUSchedulingPolicy=idle
 # For scheduling policy 'other' and 'batch', this sets the lowest niceness of netdata (-20 highest to 19 lowest).
 #Nice=0
 
+# Capabilities
+# is required for freeipmi and slabinfo plugins
+CapabilityBoundingSet=CAP_DAC_OVERRIDE
+# is required for apps plugin
+CapabilityBoundingSet=CAP_DAC_READ_SEARCH
+# is required for freeipmi plugin
+CapabilityBoundingSet=CAP_FOWNER
+# is required for apps, perf and slabinfo plugins
+CapabilityBoundingSet=CAP_SETPCAP
+# is required for perf plugin
+CapabilityBoundingSet=CAP_SYS_ADMIN
+# is required for apps plugin
+CapabilityBoundingSet=CAP_SYS_PTRACE
+# is required for ebpf plugin
+CapabilityBoundingSet=CAP_SYS_RESOURCE
+# is required for fping app
+CapabilityBoundingSet=CAP_NET_RAW
+# is required for cgroups plugin
+CapabilityBoundingSet=CAP_SYS_CHROOT
+
+# Sandboxing
+ProtectSystem=full
+ProtectHome=read-only
+# PrivateTmp break netdatacli functionality. See - https://github.com/netdata/netdata/issues/7587
+#PrivateTmp=true
+ProtectControlGroups=true
+# We whitelist this because it's the standard location to listen on a UNIX socket.
+ReadWriteDirectories=/run/netdata
+
 [Install]
 WantedBy=multi-user.target
diff --git a/system/netdata.service.v235.in b/system/netdata.service.v235.in
new file mode 100644
index 000000000..664c583f3
--- /dev/null
+++ b/system/netdata.service.v235.in
@@ -0,0 +1,48 @@
+# SPDX-License-Identifier: GPL-3.0-or-later
+[Unit]
+Description=Real time performance monitoring
+
+# append here other services you want netdata to wait for them to start
+After=network.target httpd.service squid.service nfs-server.service mysqld.service mysql.service named.service postfix.service chronyd.service
+
+[Service]
+Type=simple
+User=netdata
+Group=netdata
+RuntimeDirectory=netdata
+CacheDirectory=netdata
+StateDirectory=netdata
+LogsDirectory=netdata
+RuntimeDirectoryMode=0775
+StateDirectoryMode=0755
+CacheDirectoryMode=0755
+LogsDirectoryMode=2750
+EnvironmentFile=-/etc/default/netdata
+ExecStart=/usr/sbin/netdata -D $EXTRA_OPTS
+
+# saving a big db on slow disks may need some time
+TimeoutStopSec=150
+
+# restart netdata if it crashes
+Restart=on-failure
+RestartSec=30
+
+# The minimum netdata Out-Of-Memory (OOM) score.
+# netdata (via [global].OOM score in netdata.conf) can only increase the value set here.
+# To decrease it, set the minimum here and set the same or a higher value in netdata.conf.
+# Valid values: -1000 (never kill netdata) to 1000 (always kill netdata).
+OOMScoreAdjust=1000
+
+# Valid policies: other (the system default) | batch | idle | fifo | rr
+# To give netdata the max priority, set CPUSchedulingPolicy=rr and CPUSchedulingPriority=99
+CPUSchedulingPolicy=idle
+
+# This sets the scheduling priority (for policies: rr and fifo).
+# Priority gets values 1 (lowest) to 99 (highest).
+#CPUSchedulingPriority=1
+
+# For scheduling policy 'other' and 'batch', this sets the lowest niceness of netdata (-20 highest to 19 lowest).
+#Nice=0
+
+[Install]
+WantedBy=multi-user.target