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 5ef560eb6bd054f07f9899d10dc99a5b286207c4..7bcb908012ea369aabdb1e88b6d2493d24c34b1a 100644 (file)
--- a/netdata-9999.ebuild
+++ b/netdata-9999.ebuild
@@ -8,38 +8,33 @@ inherit linux-info systemd user
 
 if [[ ${PV} == "9999" ]] ; then
        EGIT_REPO_URI="git://github.com/firehol/${PN}.git"
-       EGIT_BRANCH="master"
        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
 
 
-DESCRIPTION="Linux real time system monitoring, over the web!"
-HOMEPAGE="https://github.com/firehol/netdata"
+DESCRIPTION="Linux real time system monitoring, done right!"
+HOMEPAGE="https://github.com/firehol/netdata http://netdata.firehol.org/"
 
-LICENSE="GPL-3+"
+LICENSE="GPL-3+ MIT BSD"
 SLOT="0"
-KEYWORDS="~amd64 ~x86"
-IUSE="+zlib nfacct nodejs"
+IUSE="+compression nfacct nodejs"
 
 # most unconditional dependencies are for plugins.d/charts.d.plugin:
-RDEPEND=">=app-shells/bash-4
-       sys-apps/sed
-       sys-apps/grep
-       virtual/awk
+RDEPEND="
+       >=app-shells/bash-4:0
        net-misc/curl
        net-misc/wget
-       
-       zlib? ( sys-libs/zlib )
-       
+       virtual/awk
+       compression? ( sys-libs/zlib )
        nfacct? (
                net-firewall/nfacct
                net-libs/libmnl
        )
-
        nodejs? (
                net-libs/nodejs
        )"
@@ -52,6 +47,9 @@ CONFIG_CHECK="
        ~KSM
 "
 
+: ${NETDATA_USER:=netdata}
+: ${NETDATA_GROUP:=netdata}
+
 pkg_setup() {
        linux-info_pkg_setup
 
@@ -59,34 +57,60 @@ pkg_setup() {
        enewuser ${PN} -1 -1 / ${PN}
 }
 
-src_unpack() {
-       if [[ ${PV} == "9999" ]] ; then
-               git-r3_src_unpack
-       fi
-       default
-}
-
 src_prepare() {
-       if [[ ${PV} == "9999" ]] ; then
-               eautoreconf
-       fi
        default
+       [[ ${PV} == "9999" ]] && eautoreconf
 }
 
 src_configure() {
        econf \
                --localstatedir=/var \
+               --with-user=${NETDATA_USER} \
                $(use_enable nfacct plugin-nfacct) \
-               $(use_with zlib) \
-               --with-user=${PN} \
-               || die "configure failed"
+               $(use_with compression zlib)
 }
 
 src_install() {
        default
 
-       fowners ${PN} /var/log/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_newunit system/netdata-systemd ${PN}.service
+       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
+
 }