AlkantarClanX12

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Current Path : /var/lib/dpkg/info/
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Current File : //var/lib/dpkg/info/cloud-init.config

#!/bin/sh -e

. /usr/share/debconf/confmodule

hasEc2Md() {
	local d=/var/lib/cloud i=/var/lib/cloud/instance/ f=""
	local flist="${i}/datasource ${i}/obj.pkl ${d}/cache/obj.pkl"
	# search current instance data source information
	for f in ${flist}; do
		[ -f "${f}" ] || continue
		grep -q DataSourceEc2 "${f}" 2>/dev/null && return 0
	done

	
	# there was no data above found that would have been indicated
	# by a upgrade. lets just see if we can't find the metadata
	# service.  if wget is not present (it is not 'essential')
	# then we will quietly return 1
	local url="http://169.254.169.254/2009-04-04/meta-data/instance-id"
	i=""
	if command -v wget >/dev/null 2>&1; then
		local tout="--connect-timeout 5 --read-timeout 5 --tries 1" 
		i=$(wget "${url}" ${tout} -O - 2>/dev/null) || :
	elif command -v curl >/dev/null 2>&1; then
		i=$(curl "${url}" --max-time 1) || :
	fi
	# if instance-id starts with 'i-' then in all likelyhood its good
	[ "${i#i-}" != "${i}" ] && return 0
	return 1
}

if [ -f /etc/cloud/cloud.cfg.d/90_dpkg.cfg ] && [ -f /etc/cloud/distro.cfg ] ; then
	DATASRC_LIST=`cat /etc/cloud/cloud.cfg.d/90_dpkg.cfg | grep "datasource_list:" | sed 's/datasource_list: \[ //' | sed 's/ \]//'`
	if [ -n "${DATASRC_LIST}" ] ; then
		db_set cloud-init/datasources ${DATASRC_LIST}
	fi
else
	if { db_fget cloud-init/datasources seen || : ; } &&
	   [ "${RET}" = "false" ]; then
		db_get cloud-init/datasources
		def="${RET}"
		# if this is the first time this we've run, then try
		# to detect if we would have access to DataSourceEc2
		case " ${def}," in
			*\ Ec2,*) :;;
			*) hasEc2Md &&
				db_set cloud-init/datasources "${def:+${def}, }Ec2";;
		esac
	fi
fi

db_input low cloud-init/datasources || true
db_go

exit 0