Merge pull request #277 from jgeromero/tomcat.chart.sh

[netdata.git] / netdata-9999.ebuild

diff --git a/netdata-9999.ebuild b/netdata-9999.ebuild
index 768b9ec1dbc59ac4f88aca09d64d36b57935718e..7bcb908012ea369aabdb1e88b6d2493d24c34b1a 100644 (file)
--- a/netdata-9999.ebuild
+++ b/netdata-9999.ebuild
@@ -1,47 +1,116 @@
-# Copyright 1999-2015 Gentoo Foundation
+# Copyright 1999-2016 Gentoo Foundation
 # Distributed under the terms of the GNU General Public License v2
 # $Id$
 
-EAPI=5
+EAPI=6
 
-inherit autotools git-2 user
+inherit linux-info systemd user
 
-DESCRIPTION="Linux real time system monitoring, over the web!"
-HOMEPAGE="https://github.com/firehol/netdata"
-EGIT_REPO_URI="https://github.com/firehol/netdata"
+if [[ ${PV} == "9999" ]] ; then
+       EGIT_REPO_URI="git://github.com/firehol/${PN}.git"
+       inherit git-r3 autotools
+       SRC_URI=""
+       KEYWORDS=""
+else
+       SRC_URI="http://firehol.org/download/${PN}/releases/v${PV}/${P}.tar.xz"
+       KEYWORDS="~amd64 ~x86"
+fi
 
-LICENSE="GPL-2+"
+
+DESCRIPTION="Linux real time system monitoring, done right!"
+HOMEPAGE="https://github.com/firehol/netdata http://netdata.firehol.org/"
+
+LICENSE="GPL-3+ MIT BSD"
 SLOT="0"
-KEYWORDS=""
-IUSE="nfacct +zlib"
+IUSE="+compression nfacct nodejs"
 
-RDEPEND="zlib? ( sys-libs/zlib )
+# most unconditional dependencies are for plugins.d/charts.d.plugin:
+RDEPEND="
+       >=app-shells/bash-4:0
+       net-misc/curl
+       net-misc/wget
+       virtual/awk
+       compression? ( sys-libs/zlib )
        nfacct? (
                net-firewall/nfacct
                net-libs/libmnl
+       )
+       nodejs? (
+               net-libs/nodejs
        )"
+
 DEPEND="${RDEPEND}
        virtual/pkgconfig"
 
+# check for Kernel-Samepage-Merging (CONFIG_KSM)
+CONFIG_CHECK="
+       ~KSM
+"
+
+: ${NETDATA_USER:=netdata}
+: ${NETDATA_GROUP:=netdata}
+
 pkg_setup() {
-       enewgroup netdata
-       enewuser netdata -1 -1 / netdata
+       linux-info_pkg_setup
+
+       enewgroup ${PN}
+       enewuser ${PN} -1 -1 / ${PN}
 }
 
 src_prepare() {
-       eautoreconf
+       default
+       [[ ${PV} == "9999" ]] && eautoreconf
 }
 
 src_configure() {
        econf \
-               --localstatedir="${EROOT}var" \
+               --localstatedir=/var \
+               --with-user=${NETDATA_USER} \
                $(use_enable nfacct plugin-nfacct) \
-               $(use_with zlib) \
-               --with-user=netdata
+               $(use_with compression zlib)
 }
 
 src_install() {
        default
-       fowners netdata /var/log/netdata
-       rm -fr "${ED}/var/cache/netdata"
+
+       fowners ${NETDATA_USER}:${NETDATA_GROUP} /var/log/netdata
+       fowners ${NETDATA_USER}:${NETDATA_GROUP} /var/cache/netdata
+
+       chown -Rc ${NETDATA_USER}:${NETDATA_GROUP} "${ED}"/usr/share/${PN} || die
+
+       cat >> "${T}"/${PN}-sysctl <<- EOF
+       kernel.mm.ksm.run = 1
+       kernel.mm.ksm.sleep_millisecs = 1000
+       EOF
+
+       dodoc "${T}"/${PN}-sysctl
+
+       newinitd system/netdata-openrc ${PN}
+       systemd_dounit system/netdata.service
+}
+
+pkg_postinst() {
+       if [[ -e "/sys/kernel/mm/ksm/run" ]]; then
+               elog "INFORMATION:"
+               echo ""
+               elog "I see you have kernel memory de-duper (called Kernel Same-page Merging,"
+               elog "or KSM) available, but it is not currently enabled."
+               echo ""
+               elog "To enable it run:"
+               echo ""
+               elog "echo 1 >/sys/kernel/mm/ksm/run"
+               elog "echo 1000 >/sys/kernel/mm/ksm/sleep_millisecs"
+               echo  ""
+               elog "If you enable it, you will save 20-60% of netdata memory."
+       else
+               elog "INFORMATION:"
+               echo ""
+               elog "I see you do not have kernel memory de-duper (called Kernel Same-page"
+               elog "Merging, or KSM) available."
+               echo ""
+               elog "To enable it, you need a kernel built with CONFIG_KSM=y"
+               echo ""
+               elog "If you can have it, you will save 20-60% of netdata memory."
+       fi
+
 }