xref: /freebsd/libexec/rc/rc.d/nuageinit (revision 13d5f20e5b9ecb42ecf7de4e98d5af0bd5d63c82) 
1#!/bin/sh
2#
3
4# PROVIDE: nuageinit
5# REQUIRE: mountcritlocal zfs devmatch
6# BEFORE: NETWORKING
7# KEYWORD: firstboot
8
9. /etc/rc.subr
10
11name="nuageinit"
12desc="Limited Cloud Init configuration"
13start_cmd="nuageinit_start"
14stop_cmd=":"
15rcvar="nuageinit_enable"
16
17fetch_openstack()
18{
19	cd /media/nuageinit/openstack/latest
20	for file in meta_data.json network_data.json user_data; do
21		fetch http://169.254.169.254/openstack/latest/$file || :
22	done
23	if [ -f user_data ]; then
24		chmod 755 user_data
25	fi
26	cd -
27}
28
29nuageinit_start()
30{
31	local citype
32	# detect cloud init provider
33	# according to the specification, the config drive
34	# is either formatted in vfat or iso9660 and labeled
35	# config-2
36	for f in iso9660 msdosfs; do
37		drive="/dev/$f/[cC][oO][nN][fF][iI][gG]-2"
38		if [ -e $drive ]; then
39			citype=config-2
40			break
41		fi
42		drive="/dev/$f/[cC][iI][dD][aA][tT][aA]"
43		if [ -e $drive ]; then
44			citype=nocloud
45			break
46		fi
47		unset drive
48	done
49	if [ -n "$drive" ]; then
50		mkdir -p /media/nuageinit
51		fs=$(fstyp $drive 2> /dev/null)
52		mount -t $fs $drive /media/nuageinit
53	else
54		product=$(kenv smbios.system.product)
55		case "$product" in
56		OpenStack*)
57			mkdir -p /media/nuageinit/openstack/latest
58			for iface in $(ifconfig -l ether); do
59				timeout 10s dhclient -p /tmp/ephemeraldhcp.$iface.pid $iface \
60					|| rm -f /tmp/ephemeraldhcp.$iface.pid
61			done
62			fetch_openstack
63			for pidfile in /tmp/ephemeraldhcp.*.pid; do
64				pkill -F $pidfile
65			done
66			citype=config-2
67			;;
68		*)
69			# try to detect networked based instance
70			err 1 "Impossible to find a cloud init provider"
71			;;
72		esac
73	fi
74	# according to the specification, the content is either
75	# in the openstack or ec2 directory
76	case "$citype" in
77	config-2)
78		for d in openstack ec2; do
79			dir=/media/nuageinit/$d/latest
80			if [ -d $dir ]; then
81				/usr/libexec/nuageinit $dir $citype 2>&1 | tee -a /var/log/nuageinit.log
82				break
83			fi
84		done
85		;;
86	nocloud)
87		/usr/libexec/nuageinit /media/nuageinit $citype 2>&1 | tee -a /var/log/nuageinit.log
88		;;
89	esac
90	if [ -x /var/cache/nuageinit/bootcmds ]; then
91		echo "Executing 'bootcmd'" | tee -a /var/log/nuageinit.log
92		/var/cache/nuageinit/bootcmds 2>&1 | tee -a /var/log/nuageinit.log
93	fi
94	if [ -n "$drive" ]; then
95		umount /media/nuageinit
96		rmdir /media/nuageinit
97	else
98		rm -rf /media/nuageinit
99	fi
100}
101
102load_rc_config $name
103run_rc_command "$1"
104