Add systemd support to unified maintenance mode.

Was performed:
* Unify main code and move system depended code into umm_svc.local
* Modify packaging procedure

Closes-Bug: #1525269
Change-Id: I04602b26f2a0b9b6d5ed3cd23f175bd54d1f2808

debian/fuel-umm.dirs

@@ -1 +0,0 @@
-var/lib/umm/

debian/fuel-umm.install

@@ -1,11 +1,3 @@
-files/fuel-umm/issue.mm /etc/
-files/fuel-umm/umm.conf /etc/
-files/fuel-umm/umm.sh /etc/profile.d/
-files/fuel-umm/umm /usr/bin/
-files/fuel-umm/umm_svc /usr/lib/umm/
-files/fuel-umm/umm_svc.u1404 /usr/lib/umm/
-files/fuel-umm/umm_vars /usr/lib/umm/
-files/fuel-umm/umm-br.conf /etc/init/
-files/fuel-umm/umm-console.conf /etc/init/
-files/fuel-umm/umm-run.conf /etc/init/
-files/fuel-umm/umm-tr.conf /etc/init/
+files/fuel-umm/root/* /
+files/fuel-umm/ub14/* /usr/lib/umm/
+files/fuel-umm/upstart/* /etc/init/

debian/fuel-umm.postinst

@@ -1,36 +1,2 @@
 #!/bin/bash
-
-cat >/etc/init/rc-sysinit.override <<"EOF"
-start on umm
-EOF
-
-cat >/etc/init/failsafe.override <<"EOF"
-stop on static-network-up or starting rc-sysinit or starting umm
-EOF
-
-cat >/etc/init/umm.conf <<"EOF"
-# umm - Openstak maiteenace mode.
-#
-
-description "Openstack maintenance mode"
-author      "pzhurba@mirantis.com"
-
-start on (filesystem and static-network-up) or failsafe-boot
-
-emits umm
-
-script
-[ -f /usr/lib/umm/umm_svc ] && /usr/lib/umm/umm_svc
-initctl emit umm
-end script
-EOF
-
-cat >/etc/grub.d/55_umm << "EOF"
-if [ -f /etc/grub.d/10_linux ] ; then
-    /etc/grub.d/10_linux | sed -n -e '/menuentry.*{/,/}/p' |  sed -e "s/menuentry\s*'[^']*' /menuentry 'Unified maintenance mode (UMM)' /" -e 's/\(^\s*linux\s.*\)/\1 umm/'  -e '/}/,$d'; echo '}'
-fi
-EOF
-
-chmod +x /etc/grub.d/55_umm
-
-update-grub
+/usr/lib/umm/umm-install

debian/fuel-umm.prerm

@@ -2,5 +2,5 @@
 rm -f /etc/init/rc-sysinit.override
 rm -f /etc/init/failsafe.override
 rm -f /etc/init/umm.conf
-rm -f /etc/grub.d/55_umm 
+rm -f /etc/grub.d/55_umm
 update-grub

debian/rules

@@ -13,5 +13,4 @@ override_dh_install:
 	mv debian/fuel-ha-utils/usr/lib/ocf/resource.d/fuel/rabbitmq debian/fuel-ha-utils/usr/lib/ocf/resource.d/fuel/rabbitmq-server-upstream
 	mv debian/fuel-ha-utils/usr/lib/ocf/resource.d/fuel/rabbitmq-fuel debian/fuel-ha-utils/usr/lib/ocf/resource.d/fuel/rabbitmq-server
 	mv debian/fuel-misc/usr/bin/logrotate debian/fuel-misc/usr/bin/fuel-logrotate
-	mv debian/fuel-umm/usr/lib/umm/umm_svc.u1404 debian/fuel-umm/usr/lib/umm/umm_svc.local
 

files/fuel-umm/rh7/umm-install

@@ -0,0 +1,23 @@
+#!/bin/bash
+
+if [[ "$1" == "add" ]] ; then
+
+    systemctl enable umm-br.service
+    systemctl enable umm-run.service
+    systemctl enable umm.service
+    systemctl enable umm-tr.service
+
+    cat >/etc/grub.d/55_umm << "EOF"
+if [ -f /etc/grub.d/10_linux ] ; then
+        /etc/grub.d/10_linux | sed -n -e '/menuentry.*{/,/}/p' |  sed -e "s/menuentry\s*'[^']*' /menuentry 'Unified maintenance mode (UMM)' /" -e 's/\(^\s*linux\s.*\)/\1 umm/'  -e '/}/,$d'; echo '}'
+fi
+EOF
+    chmod +x /etc/grub.d/55_umm
+else
+    systemctl disable umm-br.service
+    systemctl disable umm-run.service
+    systemctl disable umm.service
+    systemctl disable umm-tr.service
+    rm -f /etc/grub.d/55_umm
+fi
+grub2-mkconfig >/boot/grub2/grub.cfg

files/fuel-umm/rh7/umm_svc.local

@@ -0,0 +1,42 @@
+allowed_list="basic.target
+firewalld.service
+microcode.service
+umm.service
+umm-tr.service
+umm-run.service
+network.target
+NetworkManager.service
+sshd.service
+sshd-keygen.service
+systemd-readahead-done.timer
+systemd-update-utmp-runlevel.service
+dbus.service
+network.service
+"
+
+cancel_job(){
+
+    if ! echo  "$allowed_list" | grep -q "$2" ; then
+        if  [[ "$1" != "No" ]] ; then
+            systemctl cancel $1 || true
+        fi
+    fi
+}
+
+umm-run(){
+#    systemctl list-jobs >/var/log/umm.log
+    [ -x /bin/plymouth quit] && /bin/plymouth quit || true
+    sleep 10
+    systemctl list-jobs | while read JI ; do
+        cancel_job $JI
+    done
+    systemctl start --no-block getty@tty2.service
+}
+
+umm-off(){
+    systemctl isolate default.target
+}
+
+umm-skip(){
+    return 0
+}

files/fuel-umm/root/etc/profile.d/umm.sh

@@ -0,0 +1,4 @@
+if [ "z`umm status`" == "zumm" ] ; then
+    cat /etc/issue.mm
+    [ "$#" != "0" ] && echo "$@"
+fi

files/fuel-umm/root/usr/bin/umm

@@ -1,6 +1,7 @@
 #!/bin/bash
 
 . /usr/lib/umm/umm_vars
+. /usr/lib/umm/umm_svc.local
 
 Usage(){
     echo "Usage
@@ -63,6 +64,8 @@ else
                         rm $UMM_DATA/UMM_DRC.var
                         sleep 1
                         reboot
+                    else
+                        umm-off
                     fi
                 fi
             else

files/fuel-umm/root/usr/lib/umm/umm_svc

@@ -0,0 +1,59 @@
+#!/bin/bash
+. /usr/lib/umm/umm_vars
+[[ -x ${0}.local ]] && source ${0}.local
+
+
+set_umm(){
+    echo umm >$UMM_FLAG
+}
+
+# check if UMM enabled and sckip processing any services
+[[ "$UMM" == "yes" ]] || exit 0
+
+if [[ "$1" == "timer" ]] ; then
+    sleep $(($COUNTER_RESET_TIME*60))
+    rm -f $UMM_DATA/UMM_DRC.var
+    exit 0
+fi
+
+# gracefull shutdown restart processing
+if [[ "$1" == "down" ]] ; then
+    rm -f $UMM_DATA/UMM_DRC.var
+    exit 0
+fi
+
+# run sceduled programm in maintenace mode
+if [[ "$1" == "run" ]] ; then
+    if  [[ -f "$UMM_DATA/UMM_CMD" && -f "$UMM_FLAG" ]] ; then
+        cmd=$(cat $UMM_DATA/UMM_CMD)
+        rm $UMM_DATA/UMM_CMD
+        $cmd &> $UMM_DATA/UMM_CMD.out || true
+    fi
+    exit 0
+fi
+
+# clean previos state
+[[ -f $UMM_FLAG ]] && rm $UMM_FLAG
+
+# check if umm enforsed parameter is present
+if [[ -f $UMM_DATA/UMM_ENFORCED ]] ; then
+    set_umm
+    rm $UMM_DATA/UMM_ENFORCED
+fi
+
+# check if umm kernel parameter is present
+for t in $(cat /proc/cmdline); do
+    [[ "$t" == "umm" ]] && set_umm
+done
+
+# check if dirty rebout count is reached
+UMM_DRC=$((UMM_DRC+1))
+echo "UMM_DRC=$UMM_DRC">$UMM_DATA/UMM_DRC.var
+
+[[ ${UMM_DRC} -gt ${REBOOT_COUNT} ]] && set_umm
+
+if [[ -f $UMM_FLAG ]] ; then
+    umm-run
+else
+    umm-skip
+fi

files/fuel-umm/systemd/umm-br.service

@@ -0,0 +1,17 @@
+[Unit]
+Description=Unified maintenance mode reset timer
+After=umm.service
+Requires=umm.service
+Before=shutdown.target
+Conflicts=shutdown.target
+
+
+[Service]
+ExecStart=/bin/true
+ExecStop=/usr/lib/umm/umm_svc down
+Type=oneshot
+RemainAfterExit=yes
+
+[Install]
+WantedBy=basic.target
+

files/fuel-umm/systemd/umm-run.service

@@ -0,0 +1,12 @@
+[Unit]
+Description=Unified maintenance mode runner
+After=umm.service
+
+[Service]
+ExecStart=/usr/lib/umm/umm_svc run
+Type=oneshot
+TimeoutSec=0
+RemainAfterExit=yes
+
+[Install]
+WantedBy=basic.target

files/fuel-umm/systemd/umm-tr.service

@@ -0,0 +1,14 @@
+[Unit]
+Description=Unified maintenance mode reset timer
+After=local-fs.target umm.service
+Requires=local-fs.target umm.service
+
+[Service]
+ExecStart=/usr/lib/umm/umm_svc timer
+Type=oneshot
+TimeoutSec=0
+RemainAfterExit=yes
+
+[Install]
+WantedBy=basic.target
+

files/fuel-umm/systemd/umm.service

@@ -0,0 +1,17 @@
+[Unit]
+Description=Unified maintenance mode service
+DefaultDependencies=no
+Before=basic.target shutdown.target
+After=local-fs.target sysinit.target sockets.target
+Requires=local-fs.target sysinit.target sockets.target
+
+[Service]
+ExecStart=/usr/lib/umm/umm_svc svc
+ExecStartPost=-/bin/sh -c '/etc/profile.d/umm.sh "Console started on tty2"'
+Type=oneshot
+TimeoutSec=0
+StandardInput=tty
+RemainAfterExit=yes
+
+[Install]
+WantedBy=basic.target

files/fuel-umm/ub14/umm-install

@@ -20,8 +20,7 @@ start on (filesystem and static-network-up) or failsafe-boot
 emits umm
 
 script
-[ -f /usr/lib/umm/umm_svc ] && /usr/lib/umm/umm_svc
-initctl emit umm
+[ -f /usr/lib/umm/umm_svc ] && /usr/lib/umm/umm_svc wait
 end script
 EOF
 

files/fuel-umm/ub14/umm_svc.local

@@ -0,0 +1,17 @@
+umm-run(){
+    /sbin/initctl start ssh || true
+    cp /etc/issue.mm /dev/console
+    /sbin/initctl start umm-console
+    if /bin/plymouth --ping; then
+        /bin/plymouth hide-splash || true
+    fi
+}
+
+umm-off(){
+    /sbin/initctl emit umm
+}
+
+umm-skip(){
+    /sbin/initctl emit umm
+    return 0
+}

files/fuel-umm/umm.sh

@@ -1 +0,0 @@
-[ "z`umm status`" == "zumm" ] && cat /etc/issue.mm

files/fuel-umm/umm_svc

@@ -1,37 +0,0 @@
-#!/bin/bash
-
-. /usr/lib/umm/umm_vars
-
-# clean previos state
-[ -f $UMM_FLAG ] && rm $UMM_FLAG
-
-# check if UMM enabled
-[  "$UMM" == "yes" ] || exit 0
-
-
-if [ -f $UMM_DATA/UMM_ENFORCED ] ; then
-    echo umm >$UMM_FLAG
-    rm $UMM_DATA/UMM_ENFORCED
-fi
-
-# check if umm kernel parameter is present
-for t in $(cat /proc/cmdline); do
-    [ "$t" == "umm" ] && echo umm >$UMM_FLAG
-done
-
-# check if dirty rebout count is reached
-UMM_DRC=$((UMM_DRC+1))
-echo "UMM_DRC=$UMM_DRC">$UMM_DATA/UMM_DRC.var
-[ ${UMM_DRC} -gt ${REBOOT_COUNT} ] && echo umm >$UMM_FLAG
-
-initctl start umm-tr || true
-
-
-if [ -f $UMM_FLAG ] ; then
-    [ -x ${0}.local ] && ${0}.local
-    initctl start umm-run || true
-fi
-
-
-while [ -f $UMM_FLAG ] ; do sleep 1 ; done;
-

files/fuel-umm/umm_svc.u1404

@@ -1,3 +0,0 @@
-/sbin/initctl start ssh || true
-cp /etc/issue.mm /dev/console
-/sbin/initctl start umm-console

specs/fuel-library9.0.spec

@@ -128,23 +128,10 @@ install -m 0755 %{files_source}/fuel-migrate/fuel-migrate %{buildroot}/usr/bin/f
 install -m 0644 %{files_source}/fuel-migrate/umm-mg.service %{buildroot}/etc/systemd/system/umm-mg.service
 install -m 0644 %{files_source}/fuel-migrate/umm-mg.target %{buildroot}/etc/systemd/system/umm-mg.target
 #UMM
-mkdir -p %{buildroot}/etc/init
-mkdir -p %{buildroot}/etc/profile.d/
-mkdir -p %{buildroot}/usr/bin
-mkdir -p %{buildroot}/usr/lib/umm
-mkdir -p %{buildroot}/var/lib/umm
-install -m 0644 %{files_source}/fuel-umm/issue.mm         %{buildroot}/etc/issue.mm
-install -m 0644 %{files_source}/fuel-umm/umm.conf         %{buildroot}/etc/umm.conf
-install -m 0755 %{files_source}/fuel-umm/umm.sh           %{buildroot}/etc/profile.d/umm.sh
-install -m 0755 %{files_source}/fuel-umm/umm              %{buildroot}/usr/bin/umm
-install -m 0755 %{files_source}/fuel-umm/umm_svc          %{buildroot}/usr/lib/umm/umm_svc
-install -m 0755 %{files_source}/fuel-umm/umm_svc.rh6      %{buildroot}/usr/lib/umm/umm_svc.local
-install -m 0755 %{files_source}/fuel-umm/umm_vars         %{buildroot}/usr/lib/umm/umm_vars
-install -m 0755 %{files_source}/fuel-umm/umm-install.rh6  %{buildroot}/usr/lib/umm/umm-install.rh6
-install -m 0644 %{files_source}/fuel-umm/umm-br.conf      %{buildroot}/etc/init/umm-br.conf
-install -m 0644 %{files_source}/fuel-umm/umm-console.conf %{buildroot}/etc/init/umm-console.conf
-install -m 0644 %{files_source}/fuel-umm/umm-run.conf     %{buildroot}/etc/init/umm-run.conf
-install -m 0644 %{files_source}/fuel-umm/umm-tr.conf      %{buildroot}/etc/init/umm-tr.conf
+mkdir -p %{buildroot}/usr/lib/systemd/system/
+cp -r %{files_source}/fuel-umm/root/* %{buildroot}/
+cp -r %{files_source}/fuel-umm/systemd/* %{buildroot}/usr/lib/systemd/system/
+cp -r %{files_source}/fuel-umm/rh7/* %{buildroot}/usr/lib/umm/
 
 
 %post -p /bin/bash
@@ -312,18 +299,19 @@ operations. Also node in MM state is reachable with ssh from network.
 For further information go to:
 https://www.mirantis.com/products/mirantis-openstack-software/documentation/
 
-# %post -n fuel-umm
-# /usr/lib/umm/umm-install.rh6 add
-# %preun -n fuel-umm
-# /usr/lib/umm/umm-install.rh6 del
+%post -n fuel-umm
+/usr/lib/umm/umm-install add
+%preun -n fuel-umm
+/usr/lib/umm/umm-install del
 
 %files -n fuel-umm
 /etc/issue.mm
 /etc/profile.d/umm.sh
-/etc/init/umm-*
+#/etc/init/umm-*
+/usr/lib/systemd/system/umm*
 /usr/lib/umm/*
 /usr/bin/umm
-%dir /var/lib/umm
+/var/lib/umm/.gitkeep
 %config(noreplace) /etc/umm.conf
 
 %package -n fuel-notify