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Viewing changes to src/etc/rc.d/init.d/cloud-setup

  • Committer: Scott Moser
  • Date: 2011-09-21 00:58:21 UTC
  • Revision ID: smoser@ubuntu.com-20110921005821-fxtb4o4xaqktm1dm
add 'src' from old ttylinux-uec (revno 55).

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Lines of Context:
src/etc/rc.d/init.d/cloud-setup
 
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#!/bin/sh
 
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# vi: ts=4 noexpandtab
 
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XN=cloud-setup
 
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. /etc/rc.d/init.d/cloud-functions
 
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start() {
 
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        local i=0 max=${MD_MAX_TRIES} iid="" uptime="" toks="" n="" cmdline=""
 
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        is_nocloud &&
 
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                { msg "nocloud specified, not using metadata"; return 0; }
 
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        read cmdline < /proc/cmdline
 
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        [ -f "${STATE_D}/cloud_tries" ] && read max < "${STATE_D}/cloud_tries"
 
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        if ! lxc-is-container; then
 
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                for n in ${cmdline}; do
 
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                        case "${n}" in
 
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                                cloud_tries=*) max=${n#cloud_tries=}; break;;
 
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                                ds=nocloud*)
 
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                                        msg "kernel option nocloud specified. not using md"; return 0;;
 
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                        esac
 
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                done
 
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        fi
 
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        [ ${max} -lt 0 ] && max=$((60*60*24*3)) ; # 3 days, is plenty
 
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        msg "checking ${MDURL}/instance-id"
 
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        i=0
 
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        while [ $i -lt ${max} ] && i=$(($i+1)); do
 
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                read uptime cputime < /proc/uptime
 
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                iid=""
 
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                if mdget instance-id; then
 
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                        iid=${_RET}
 
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                        [ "${iid#i-}" != "${iid}" ] && break
 
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                        msg "failed $i/${max}: up ${uptime}. iid had ${iid}"
 
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                else
 
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                        msg "failed $i/${max}: up ${uptime}. request failed"
 
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                fi
 
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                sleep 1
 
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                if [ $i -eq "${MD_DEBUG_COUNT}" ]; then
 
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                        msg "after ${MD_DEBUG_COUNT} fails, debugging"
 
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                        mddebug
 
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                fi
 
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        done
 
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        if [ -n "${iid}" ]; then
 
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                msg "successful after ${i}/${max} tries: up ${uptime}. iid=${iid}"
 
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        else
 
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                msg "failed to read iid from metadata. tried ${max}"; return 1;
 
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        fi
 
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        marked ${iid} &&
 
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                { msg "previously ran for ${iid}"; return 0; }
 
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        mark ${iid}
 
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        mkdir -p /root/.ssh
 
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        chmod 700 /root/.ssh
 
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        mdget public-keys/ "${TMPF}"
 
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        echo >> "${TMPF}" # while loop will fail if no trailing newline
 
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        keys=""
 
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        while read line; do
 
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                keys="${keys} ${line}"
 
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        done < "${TMPF}"
 
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        keys=${keys# }
 
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        # keys is list of [0-9]=name
 
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        if [ -n "${keys}" ]; then
 
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                msg "cloudinit: getting ssh keys: [${keys}]"
 
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                for toks in ${keys}; do
 
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                        n=${toks%%=*}
 
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                        mdget public-keys/${n}/openssh-key - >> /root/.ssh/authorized_keys
 
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                done
 
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        fi
 
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        return 0
 
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}
 
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case "$1" in
 
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        start) start;;
 
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        *) msg "unknown argument ${1}";;
 
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esac