541 lines
11 KiB
Bash
Executable File
541 lines
11 KiB
Bash
Executable File
#!/bin/sh
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#-
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# Copyright (c) 2010 iXsystems, Inc. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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# SUCH DAMAGE.
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#
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# $FreeBSD$
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# functions.sh
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# Library of functions which pc-sysinstall may call upon
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# Function which displays the help-index file
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display_help()
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{
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if [ -e "${PROGDIR}/doc/help-index" ]
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then
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cat ${PROGDIR}/doc/help-index
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else
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echo "Error: ${PROGDIR}/doc/help-index not found"
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exit 1
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fi
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};
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# Function which displays the help for a specified command
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display_command_help()
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{
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if [ -z "$1" ]
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then
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echo "Error: No command specified to display help for"
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exit 1
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fi
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if [ -e "${PROGDIR}/doc/help-${1}" ]
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then
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cat ${PROGDIR}/doc/help-${1}
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else
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echo "Error: ${PROGDIR}/doc/help-${1} not found"
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exit 1
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fi
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};
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# Function to convert bytes to megabytes
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convert_byte_to_megabyte()
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{
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if [ -z "${1}" ]
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then
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echo "Error: No bytes specified!"
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exit 1
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fi
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expr -e ${1} / 1048576
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};
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# Function to convert blocks to megabytes
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convert_blocks_to_megabyte()
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{
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if [ -z "${1}" ] ; then
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echo "Error: No blocks specified!"
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exit 1
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fi
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expr -e ${1} / 2048
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};
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# Takes $1 and strips the whitespace out of it, returns VAL
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strip_white_space()
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{
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if [ -z "${1}" ]
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then
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echo "Error: No value setup to strip whitespace from!"
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exit 1
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fi
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export VAL=`echo "$1" | tr -d ' '`
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};
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# Displays an error message and exits with error 1
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exit_err()
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{
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# Echo the message for the users benefit
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echo "EXITERROR: $1"
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# Save this error to the log file
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echo "EXITERROR: ${1}" >>$LOGOUT
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# Check if we need to unmount any file-systems after this failure
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unmount_all_filesystems_failure
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echo "For more details see log file: $LOGOUT"
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exit 1
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};
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# Run-command, don't halt if command exits with non-0
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rc_nohalt()
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{
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CMD="$1"
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if [ -z "${CMD}" ]
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then
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exit_err "Error: missing argument in rc_nohalt()"
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fi
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echo "Running: ${CMD}" >>${LOGOUT}
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${CMD} >>${LOGOUT} 2>>${LOGOUT}
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};
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# Run-command, halt if command exits with non-0
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rc_halt()
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{
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CMD="$1"
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if [ -z "${CMD}" ]
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then
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exit_err "Error: missing argument in rc_halt()"
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fi
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echo "Running: ${CMD}" >>${LOGOUT}
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eval ${CMD} >>${LOGOUT} 2>>${LOGOUT}
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STATUS="$?"
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if [ "${STATUS}" != "0" ]
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then
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exit_err "Error ${STATUS}: ${CMD}"
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fi
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};
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# Run-command w/echo to screen, halt if command exits with non-0
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rc_halt_echo()
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{
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CMD="$1"
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if [ -z "${CMD}" ]
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then
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exit_err "Error: missing argument in rc_halt_echo()"
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fi
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echo "Running: ${CMD}" >>${LOGOUT}
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${CMD} 2>&1 | tee -a ${LOGOUT}
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STATUS="$?"
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if [ "$STATUS" != "0" ]
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then
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exit_err "Error ${STATUS}: $CMD"
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fi
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};
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# Run-command w/echo, don't halt if command exits with non-0
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rc_nohalt_echo()
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{
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CMD="$1"
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if [ -z "${CMD}" ]
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then
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exit_err "Error: missing argument in rc_nohalt_echo()"
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fi
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echo "Running: ${CMD}" >>${LOGOUT}
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${CMD} 2>&1 | tee -a ${LOGOUT}
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};
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# Echo to the screen and to the log
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echo_log()
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{
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STR="$1"
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if [ -z "${STR}" ]
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then
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exit_err "Error: missing argument in echo_log()"
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fi
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echo "${STR}" | tee -a ${LOGOUT}
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};
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# Make sure we have a numeric
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is_num()
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{
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expr $1 + 1 2>/dev/null
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return $?
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}
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# Function which uses "fetch" to download a file, and display a progress report
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fetch_file()
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{
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FETCHFILE="$1"
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FETCHOUTFILE="$2"
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EXITFAILED="$3"
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EXITFILE="${TMPDIR}/.fetchExit"
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rm ${FETCHOUTFILE} 2>/dev/null >/dev/null
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SIZE=$(( `fetch -s "${FETCHFILE}"` / 1024 ))
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echo "FETCH: ${FETCHFILE}"
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echo "FETCH: ${FETCHOUTFILE}" >>${LOGOUT}
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( fetch -o ${FETCHOUTFILE} "${FETCHFILE}" >/dev/null 2>/dev/null ; echo "$?" > ${EXITFILE} ) &
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PID="$!"
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while
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z=1
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do
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if [ -e "${FETCHOUTFILE}" ]
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then
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DSIZE=`du -k ${FETCHOUTFILE} | tr -d '\t' | cut -d '/' -f 1`
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if [ $(is_num "$DSIZE") ] ; then
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if [ $SIZE -lt $DSIZE ] ; then DSIZE="$SIZE"; fi
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echo "SIZE: ${SIZE} DOWNLOADED: ${DSIZE}"
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echo "SIZE: ${SIZE} DOWNLOADED: ${DSIZE}" >>${LOGOUT}
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fi
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fi
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# Check if the download is finished
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ps -p ${PID} >/dev/null 2>/dev/null
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if [ $? -ne 0 ]
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then
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break;
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fi
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sleep 2
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done
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echo "FETCHDONE"
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EXIT="`cat ${EXITFILE}`"
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if [ "${EXIT}" != "0" -a "$EXITFAILED" = "1" ]
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then
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exit_err "Error: Failed to download ${FETCHFILE}"
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fi
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return $EXIT
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};
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# Function to return a the zpool name for this device
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get_zpool_name()
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{
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DEVICE="$1"
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# Set the base name we use for zpools
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BASENAME="tank"
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if [ ! -d "${TMPDIR}/.zpools" ] ; then
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mkdir -p ${TMPDIR}/.zpools
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fi
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if [ -e "${TMPDIR}/.zpools/${DEVICE}" ] ; then
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cat ${TMPDIR}/.zpools/${DEVICE}
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return 0
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else
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# Need to generate a zpool name for this device
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NUM=`ls ${TMPDIR}/.zpools/ | wc -l | sed 's| ||g'`
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# Is it used in another zpool?
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while :
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do
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NEWNAME="${BASENAME}${NUM}"
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zpool list | grep -qw "${NEWNAME}"
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local chk1=$?
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zpool import | grep -qw "${NEWNAME}"
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local chk2=$?
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if [ $chk1 -eq 1 -a $chk2 -eq 1 ] ; then break ; fi
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NUM=$((NUM+1))
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done
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# Now save the new tank name
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mkdir -p ${TMPDIR}/.zpools/`dirname $DEVICE`
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echo "$NEWNAME" >${TMPDIR}/.zpools/${DEVICE}
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echo "${NEWNAME}"
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return 0
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fi
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};
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iscompressed()
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{
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local FILE
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local RES
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FILE="$1"
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RES=1
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if echo "${FILE}" | \
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grep -qiE '\.(Z|lzo|lzw|lzma|gz|bz2|xz|zip)$' 2>&1
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then
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RES=0
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fi
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return ${RES}
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}
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get_compression_type()
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{
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local FILE
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local SUFFIX
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FILE="$1"
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SUFFIX=`echo "${FILE}" | sed -E 's|^(.+)\.(.+)$|\2|'`
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VAL=""
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SUFFIX=`echo "${SUFFIX}" | tr A-Z a-z`
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case "${SUFFIX}" in
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z) VAL="lzw" ;;
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lzo) VAL="lzo" ;;
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lzw) VAL="lzw" ;;
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lzma) VAL="lzma" ;;
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gz) VAL="gzip" ;;
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bz2) VAL="bzip2" ;;
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xz) VAL="xz" ;;
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zip) VAL="zip" ;;
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esac
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export VAL
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}
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write_image()
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{
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local DEVICE_FILE
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IMAGE_FILE="$1"
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DEVICE_FILE="$2"
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if [ -z "${IMAGE_FILE}" ]
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then
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exit_err "ERROR: Image file not specified!"
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fi
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if [ -z "${DEVICE_FILE}" ]
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then
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exit_err "ERROR: Device file not specified!"
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fi
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if [ ! -f "${IMAGE_FILE}" ]
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then
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exit_err "ERROR: '${IMAGE_FILE}' does not exist!"
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fi
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DEVICE_FILE="${DEVICE_FILE#/dev/}"
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DEVICE_FILE="/dev/${DEVICE_FILE}"
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if [ ! -c "${DEVICE_FILE}" ]
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then
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exit_err "ERROR: '${DEVICE_FILE}' is not a character device!"
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fi
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if iscompressed "${IMAGE_FILE}"
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then
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local COMPRESSION
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get_compression_type "${IMAGE_FILE}"
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COMPRESSION="${VAL}"
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case "${COMPRESSION}" in
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lzw)
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rc_halt "uncompress ${IMAGE_FILE} -c | dd of=${DEVICE_FILE}"
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IMAGE_FILE="${IMAGE_FILE%.Z}"
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;;
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lzo)
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rc_halt "lzop -d $IMAGE_{FILE} -c | dd of=${DEVICE_FILE}"
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IMAGE_FILE="${IMAGE_FILE%.lzo}"
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;;
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lzma)
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rc_halt "lzma -d ${IMAGE_FILE} -c | dd of=${DEVICE_FILE}"
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IMAGE_FILE="${IMAGE_FILE%.lzma}"
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;;
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gzip)
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rc_halt "gunzip ${IMAGE_FILE} -c | dd of=${DEVICE_FILE}"
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IMAGE_FILE="${IMAGE_FILE%.gz}"
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;;
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bzip2)
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rc_halt "bunzip2 ${IMAGE_FILE} -c | dd of=${DEVICE_FILE}"
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IMAGE_FILE="${IMAGE_FILE%.bz2}"
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;;
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xz)
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rc_halt "xz -d ${IMAGE_FILE} -c | dd of=${DEVICE_FILE}"
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IMAGE_FILE="${IMAGE_FILE%.xz}"
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;;
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zip)
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rc_halt "unzip ${IMAGE_FILE} -c | dd of=${DEVICE_FILE}"
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IMAGE_FILE="${IMAGE_FILE%.zip}"
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;;
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*)
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exit_err "ERROR: ${COMPRESSION} compression is not supported"
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;;
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esac
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else
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rc_halt "dd if=${IMAGE_FILE} of=${DEVICE_FILE}"
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fi
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};
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# Setup and install on a new disk / partition
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install_fresh()
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{
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# Lets start setting up the disk slices now
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setup_disk_slice
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if [ -z "${ROOTIMAGE}" ]
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then
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# Disk setup complete, now lets parse WORKINGSLICES and setup the bsdlabels
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setup_disk_label
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# Now we've setup the bsdlabels, lets go ahead and run newfs / zfs
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# to setup the filesystems
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setup_filesystems
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# Lets mount the partitions now
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mount_all_filesystems
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# We are ready to begin extraction, lets start now
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init_extraction
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# Check if we have any optional modules to load
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install_components
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# Check if we have any packages to install
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install_packages
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# Do any localization in configuration
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run_localize
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# Save any networking config on the installed system
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save_networking_install
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# Now add any users
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setup_users
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# Do any last cleanup / setup before unmounting
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run_final_cleanup
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# Now run any commands specified
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run_commands
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# Unmount and finish up
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unmount_all_filesystems
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fi
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echo_log "Installation finished!"
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};
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# Extract the system to a pre-mounted directory
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install_extractonly()
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{
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# We are ready to begin extraction, lets start now
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init_extraction
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# Check if we have any optional modules to load
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install_components
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# Check if we have any packages to install
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install_packages
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# Do any localization in configuration
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run_localize
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# Save any networking config on the installed system
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save_networking_install
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# Now add any users
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setup_users
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# Now run any commands specified
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run_commands
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# Set a hostname on the install system
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setup_hostname
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# Set the root_pw if it is specified
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set_root_pw
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echo_log "Installation finished!"
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};
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install_image()
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{
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# We are ready to begin extraction, lets start now
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init_extraction
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echo_log "Installation finished!"
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};
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install_upgrade()
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{
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# We're going to do an upgrade, skip all the disk setup
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# and start by mounting the target drive/slices
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mount_upgrade
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# Start the extraction process
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init_extraction
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# Do any localization in configuration
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run_localize
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# Now run any commands specified
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run_commands
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# Merge any old configuration files
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merge_old_configs
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# Check if we have any optional modules to load
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install_components
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# Check if we have any packages to install
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install_packages
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# All finished, unmount the file-systems
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unmount_upgrade
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echo_log "Upgrade finished!"
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};
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