From 66663bd243ff29219b9f0090b6cb02be29b1d059 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@open-infrastructure.net>
Date: Sat, 12 Mar 2016 07:30:13 +0100
Subject: Adding container-autostart program.

Signed-off-by: Daniel Baumann <daniel.baumann@open-infrastructure.net>
---
 Makefile                                  | 11 ++++++++
 bin/container-autostart                   | 47 +++++++++++++++++++++++++++++++
 lib/container/create                      | 16 ++++++++---
 share/config/container.conf.in            |  1 +
 share/scripts/debootstrap                 |  5 ++++
 share/systemd/container-autostart.service | 15 ++++++++++
 6 files changed, 91 insertions(+), 4 deletions(-)
 create mode 100755 bin/container-autostart
 create mode 100644 share/systemd/container-autostart.service

diff --git a/Makefile b/Makefile
index d934242..1e2a083 100644
--- a/Makefile
+++ b/Makefile
@@ -76,7 +76,18 @@ install: build
 	ln -s container.1 $(DESTDIR)/usr/share/man/man1/cnt.1
 	ln -s container-shell.1 $(DESTDIR)/usr/share/man/man1/cntsh.1
 
+	mkdir -p $(DESTDIR)/lib/systemd/system
+	cp -r share/systemd/* $(DESTDIR)/lib/systemd/system
+
 uninstall:
+	for FILE in share/systemd*; \
+	do \
+		if [ -e "$${FILE}" ]; \
+		then \
+			rm -f $(DESTDIR)/lib/systemd/system/$$(basename $${FILE}); \
+		fi; \
+	done
+
 	for SECTION in $$(seq 1 8); \
 	do \
 		for FILE in share/man/*.$${SECTION}; \
diff --git a/bin/container-autostart b/bin/container-autostart
new file mode 100755
index 0000000..28a7f27
--- /dev/null
+++ b/bin/container-autostart
@@ -0,0 +1,47 @@
+#!/bin/sh
+
+# Open Infrastructure: container-tools
+# Copyright (C) 2014-2016 Daniel Baumann <daniel.baumann@open-infrastructure.net>
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+set -e
+
+if [ ! -x /usr/bin/screen ]
+then
+	echo "'${NAME}': /usr/bin/screen - no such file." >&2
+	exit 1
+fi
+
+HOST="$(hostname -f)"
+
+HOME="${HOME:-/root}"
+SHELL="/bin/bash"
+export HOME SHELL
+
+cd "${HOME}"
+
+#screen -S container -A -d -m -t cnt bash -cl "cntsh && bash -l"
+screen -S container -A -d -m -t cnt bash -l
+
+for CONFIG in /etc/container-tools/config/*.conf
+do
+	if grep -Eqs "^ *cnt.autostart=true" "${CONFIG}" || grep -Eqs "^ *cnt.autostart=${HOST}" "${CONFIG}"
+	then
+		CONTAINER="$(basename ${CONFIG} .conf)"
+		TITLE="$(echo ${CONTAINER} | awk -F. '{ print $1 }')"
+
+		screen -S container -X screen -t ${TITLE} bash -cl "cnt start -n ${CONTAINER} && bash -l"
+	fi
+done
diff --git a/lib/container/create b/lib/container/create
index d267641..cfee91a 100755
--- a/lib/container/create
+++ b/lib/container/create
@@ -25,8 +25,8 @@ MACHINES="/var/lib/machines"
 
 Parameters ()
 {
-	LONG_OPTIONS="name:,bind:,script:"
-	OPTIONS="n:,b:,s:"
+	LONG_OPTIONS="name:,cnt.autostart:,bind:,script:"
+	OPTIONS="n:,b:,c:,d:,s:"
 
 	PARAMETERS="$(getopt --longoptions ${LONG_OPTIONS} --name=${COMMAND} --options ${OPTIONS} --shell sh -- ${@})"
 
@@ -46,6 +46,11 @@ Parameters ()
 				shift 2
 				;;
 
+			--cnt.autostart)
+				CNT_AUTOSTART="${2}"
+				shift 2
+				;;
+
 			-b|--bind)
 				BIND="${2}"
 				shift 2
@@ -71,7 +76,7 @@ Parameters ()
 
 Usage ()
 {
-	echo "Usage: container ${COMMAND} -n|--name NAME [-b|--bind DIRECTORY:DIRECTORY[:OPTIONS]] [-s|--script SCRIPT] [-- SCRIPT_OPTIONS]" >&2
+	echo "Usage: container ${COMMAND} -n|--name NAME [--cnt.autostart=true|false|FQDN] [-b|--bind DIRECTORY:DIRECTORY[:OPTIONS]] [-s|--script SCRIPT] [-- SCRIPT_OPTIONS]" >&2
 	exit 1
 }
 
@@ -95,6 +100,8 @@ then
 	echo "'${SCRIPT}': no such script" >&2
 fi
 
+CNT_AUTOSTART="${CNT_AUTOSTART:-$(hostname -f)}"
+
 BINDS="$(echo ${BIND} | sed -e 's|;| |g')"
 
 for ENTRY in ${BINDS}
@@ -110,7 +117,8 @@ done
 # config
 mkdir -p "${CONFIG}"
 
-sed	-e "s|@NAME@|${NAME}|g" \
+sed	-e "s|@CNT_AUTOSTART@|${CNT_AUTOSTART}|g" \
+	-e "s|@NAME@|${NAME}|g" \
 	-e "s|@BIND@|${BIND}|g" \
 	-e "s|@BOOT@|yes|g" \
 	-e "s|@DIRECTORY@|${MACHINES}/${NAME}|g" \
diff --git a/share/config/container.conf.in b/share/config/container.conf.in
index 7a0d826..5b52c7d 100644
--- a/share/config/container.conf.in
+++ b/share/config/container.conf.in
@@ -1,6 +1,7 @@
 # container-tools: @NAME@
 
 [start]
+cnt.autostart=@CNT_AUTOSTART@
 bind=@BIND@
 boot=@BOOT@
 directory=@DIRECTORY@
diff --git a/share/scripts/debootstrap b/share/scripts/debootstrap
index 0961fc9..c1699f7 100755
--- a/share/scripts/debootstrap
+++ b/share/scripts/debootstrap
@@ -45,6 +45,11 @@ Parameters ()
 				shift 2
 				;;
 
+			--cnt.autostart)
+				# ignore
+				shift 2
+				;;
+
 			-s|--script)
 				# ignore
 				shift 2
diff --git a/share/systemd/container-autostart.service b/share/systemd/container-autostart.service
new file mode 100644
index 0000000..1424ce8
--- /dev/null
+++ b/share/systemd/container-autostart.service
@@ -0,0 +1,15 @@
+[Unit]
+Description=container-tools automatic start
+After=syslog.target network.target
+
+[Service]
+Type=oneshot
+RemainAfterExit=yes
+ExecStart=/usr/bin/container-autostart
+#ExecStop=
+Delegate=yes
+StandardOutput=syslog
+StandardError=syslog
+
+[Install]
+WantedBy=multi-user.target
-- 
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