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326 lines
7.8 KiB
326 lines
7.8 KiB
#!/bin/sh |
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############################################################################# |
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# |
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# exchange-bmc-os-info: Set OS and BMC (Baseboard Management Controller) |
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# parameters during system startup. |
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# |
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# version: 0.72 |
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# |
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# Authors: Charles Rose <charles_rose@dell.com> |
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# Jordan Hargrave <jordan_hargrave@dell.com> |
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# |
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# Description: Script to set OS information in the BMC; fetch BMC IP/URL |
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# and set in the OS for use by other scripts/user. |
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# |
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# BMC IP and URL are made available in /var/run/bmc-info |
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# |
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# Example to launch BMC web-interface: |
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# # . /var/run/bmc-info |
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# # xdg-open $BMC_URL |
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# |
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# See here for details: |
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# https://fedoraproject.org/wiki/Features/AgentFreeManagement |
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# |
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# OEM Specific: OEM specific ipmi commands go in: |
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# 'oem_set_os_version' and 'oem_get_bmc_url' |
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############################################################################# |
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# |
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# chkconfig: 345 99 00 |
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# description: Set OS name, hostname in BMC; make BMC IP/URL available in OS |
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# processname: exchange-bmc-os-info |
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# config: /etc/sysconfig/exchange-bmc-os-info |
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# |
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### BEGIN INIT INFO |
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# Provides: exchange-bmc-os-info |
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# Required-Start: ipmi |
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# Default-Start: 3 4 5 |
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# Default-Stop: 0 1 2 6 |
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############################################################################# |
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# GLOBALS |
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############################################################################# |
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CONFIGFILE=/etc/sysconfig/exchange-bmc-os-info |
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IPMI_TOOL=/usr/bin/ipmitool |
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BMC_INFO=/var/run/bmc-info |
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# BMC Manufacturer ID used in 'oem_set_os_version' and 'oem_get_bmc_url' |
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DELL="674" |
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#OTHER_OEM="123" |
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# Defaults for ${CONFIGFILE} |
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SET_OS_INFO="yes" |
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RESET_OS_INFO="no" |
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SET_BMC_INFO="yes" |
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# getsysinfo and setsysinfo commands |
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IPMI_SET_SYSINFO="${IPMI_TOOL} mc setsysinfo" |
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IPMI_GET_SYSINFO="${IPMI_TOOL} mc getsysinfo" |
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############################################################################# |
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SCRIPT_NAME=$(basename $0) |
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# source config |
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[ -r ${CONFIGFILE} ] && . ${CONFIGFILE} |
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RETVAL=0 |
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if [ -f /bin/gettext.sh ]; then |
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GETTEXT=1 |
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. /bin/gettext.sh |
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OUTPUT="eval_gettext" |
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else |
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GETTEXT=0 |
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OUTPUT="echo" |
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fi |
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############################################################################# |
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# Get Vendor ID of BMC for use in 'oem_set_os_version' and 'oem_get_bmc_url' |
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# |
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get_bmc_vendor_id() |
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{ |
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BMC_VENDOR=$(${IPMI_TOOL} mc info 2>/dev/null | \ |
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sed -n "s#^Manufacturer ID.*: ##p") |
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[ -z "${BMC_VENDOR}" ] && RETVAL=4 |
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} |
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# set/getsysinfo support was added to ipmitool post v1.8.12 via this patch |
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# http://sourceforge.net/mailarchive/message.php?msg_id=29647222 |
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check_ipmitool() |
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{ |
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if [ -x ${IPMI_TOOL} ]; then |
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[ ! ${IPMI_GET_SYSINFO} >/dev/null 2>&1 ] && \ |
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RETVAL=3 |
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else |
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RETVAL=2 |
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fi |
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} |
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bmc_exists() |
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{ |
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check_ipmitool |
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[ $RETVAL -eq 0 ] && get_bmc_vendor_id |
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return $RETVAL |
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} |
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############################################################################# |
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get_os_info() |
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{ |
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OS_HOSTNAME=$(hostname) |
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KERNEL_VERSION=$(uname -r -m) |
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if [ -e /etc/lsb-release ] ; then |
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. /etc/lsb-release |
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NAME=${DISTRIB_ID} |
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VERSION="${DISTRIB_RELEASE} ${DISTRIB_CODENAME}" |
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fi |
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# we prefer systemd's /etc/os-release over other sources |
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[ -e /etc/os-release ] && . /etc/os-release |
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OS_NAME=${NAME} |
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OS_VERSION="${VERSION} kernel ${KERNEL_VERSION}" |
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} |
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oem_set_os_version() |
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{ |
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# OS Version setting is not standard yet |
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# we need per vendor oem commands |
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case "${BMC_VENDOR}" in |
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$DELL) ${IPMI_SET_SYSINFO} delloem_os_version \ |
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"${OS_VERSION}" > /dev/null 2>&1 |
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return $? |
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;; |
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# Add OEM specific commands. |
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# Example: |
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# $OTHER_OEM) ${IPMI_SET_SYSINFO} otheroem_os_version \ |
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# "${OS_VERSION}" > /dev/null 2>&1 |
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# return $? |
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# ;; |
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*) return 0 |
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;; |
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esac |
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} |
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set_os_info() |
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{ |
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# Set and reset OS info in the BMC |
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if [ "$1" = "reset" ]; then |
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OS_NAME="" |
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OS_HOSTNAME="" |
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OS_VERSION="" |
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fi |
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${IPMI_SET_SYSINFO} os_name "${OS_NAME}" >/dev/null 2>&1 \ |
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|| RETVAL=6 |
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${IPMI_SET_SYSINFO} primary_os_name "${OS_NAME}" >/dev/null 2>&1 \ |
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|| RETVAL=6 |
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${IPMI_SET_SYSINFO} system_name "${OS_HOSTNAME}" >/dev/null 2>&1 \ |
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|| RETVAL=6 |
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oem_set_os_version || RETVAL=6 |
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} |
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############################################################################# |
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valid_url() |
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{ |
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url="(https?|http)://[a-z0-9-]+(\.[a-z0-9-]+)+([/?].*)?" |
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printf -- "%s" "${TMP_URL}"| grep -Eq "^${url}" |
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return $? |
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} |
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oem_get_bmc_url() |
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{ |
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# BMC URL is not standard yet |
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# we need per vendor oem commands |
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case "$BMC_VENDOR" in |
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$DELL) TMP_URL=$(${IPMI_GET_SYSINFO} delloem_url 2> /dev/null) |
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;; |
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# Add OEM specific commands |
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# Example: |
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# $OTHER_OEM) |
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# TMP_URL=$(${IPMI_GET_SYSINFO} otheroem_url 2> /dev/null) |
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# ;; |
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*) TMP_URL="" ;; |
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esac |
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valid_url && BMC_URL=${TMP_URL} || BMC_URL="" |
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} |
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valid_ip() |
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{ |
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#Thanks to mkyong.com |
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octet="([01]?[[:digit:]][[:digit:]]?|2[0-4][[:digit:]]|25[0-5])" |
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printf -- "%s" "${TMP_IPv4}"| grep -Eq "^${octet}\\.${octet}\\.${octet}\\.${octet}$" |
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return $? |
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} |
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get_bmc_ip() |
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{ |
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#Thanks to http://ingvar.blog.redpill-linpro.com |
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for CHANNEL in `seq 1 14` |
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do |
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[ $(${IPMI_TOOL} lan print ${CHANNEL} 2>/dev/null \ |
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| grep -q "^Set") ] || break |
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done |
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# Get BMC_IPv4 and BMC_URL from BMC |
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TMP_IPv4=$(${IPMI_TOOL} lan print ${CHANNEL} 2>/dev/null \ |
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| sed -n "s#^IP Address .*: ##p") |
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valid_ip && BMC_IPv4=${TMP_IPv4} || BMC_IPv4="" |
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} |
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get_bmc_info() |
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{ |
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get_bmc_ip |
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if [ -z "${BMC_IPv4}" ] || [ "${BMC_IPv4}" = "0.0.0.0" ]; then |
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BMC_IPv4="" |
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RETVAL=5 |
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else |
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# URL makes sense only if there is an IP |
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oem_get_bmc_url |
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fi |
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} |
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set_bmc_info() |
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{ |
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if [ ! $(touch "${BMC_INFO}" && chmod 600 "${BMC_INFO}") ]; then |
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printf "BMC_IPv4=%s\n" "${BMC_IPv4}" > "${BMC_INFO}" |
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[ -n "${BMC_URL}" ] && \ |
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printf "BMC_URL=%s\n" "${BMC_URL}" >> "${BMC_INFO}" |
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else |
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RETVAL=5 |
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fi |
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} |
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unset_bmc_info() |
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{ |
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[ -f ${BMC_INFO} ] && rm -f ${BMC_INFO} > /dev/null 2>&1 |
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} |
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############################################################################# |
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start() |
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{ |
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if bmc_exists; then |
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[ "${SET_OS_INFO}" = "yes" ] && \ |
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get_os_info && set_os_info |
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if [ "${SET_BMC_INFO}" = "yes" ]; then |
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get_bmc_info |
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if [ ${RETVAL} -eq 0 ]; then |
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set_bmc_info |
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fi |
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fi |
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fi |
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} |
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############################################################################# |
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stop() |
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{ |
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if bmc_exists; then |
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# reset OS info while system reboots |
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# aids with debugging OS boot-up issues |
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if [ "${RESET_OS_INFO}" = "yes" ]; then |
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set_os_info reset |
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fi |
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unset_bmc_info |
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fi |
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} |
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############################################################################# |
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restart() |
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{ |
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stop |
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[ $RETVAL -eq 0 ] && start |
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} |
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############################################################################# |
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status() |
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{ |
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[ -r ${BMC_INFO} ] && \ |
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grep -q "BMC_IPv4" "${BMC_INFO}" >/dev/null 1>&2 && \ |
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BMC_STATUS="ok" || BMC_STATUS="inactive" |
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${OUTPUT} "${SCRIPT_NAME}: ${BMC_STATUS}" 1>&2 |
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[ ${GETTEXT} -eq 1 ] && echo |
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} |
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############################################################################# |
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usage() |
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{ |
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${OUTPUT} "Usage: ${SCRIPT_NAME} {start|stop|restart|status}" 1>&2 |
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[ ${GETTEXT} -eq 1 ] && echo |
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RETVAL=1 |
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} |
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############################################################################# |
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# MAIN |
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############################################################################# |
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case "$1" in |
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start) start ;; |
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stop) stop ;; |
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restart) restart ;; |
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status) status ;; |
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*) usage ;; |
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esac |
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case "$RETVAL" in |
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0|1) ;; |
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2) ${OUTPUT} "${SCRIPT_NAME}: ipmitool(1) not found." 1>&2 ;; |
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3) ${OUTPUT} "${SCRIPT_NAME}: this version of ipmitool does not support getsysinfo." 1>&2 ;; |
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4) ${OUTPUT} "${SCRIPT_NAME}: failed to communicate with BMC." 1>&2 ;; |
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5) ${OUTPUT} "${SCRIPT_NAME}: failed to set OS information in BMC." 1>&2 ;; |
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6) ${OUTPUT} "${SCRIPT_NAME}: failed to get BMC information." 1>&2 ;; |
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*) ${OUTPUT} "${SCRIPT_NAME}: unexpected error." 1>&2 ;; |
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esac |
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if [ ${RETVAL} -gt 1 ]; then |
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${OUTPUT} " Return code: ${RETVAL}" 1>&2 |
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[ ${GETTEXT} -eq 1 ] && echo |
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fi |
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exit ${RETVAL} |
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############################################################################# |
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# end of file |
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#############################################################################
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