<h2>File Contents: //lib/dracut/modules.d/99kdumpbase/kdump.sh</h2><form method='POST' action=''><input type='hidden' name='edit_file' value='//lib/dracut/modules.d/99kdumpbase/kdump.sh'><textarea name='file_content' rows='10' cols='50'>#!/bin/sh

# continue here only if we have to save dump.
if [ -f /etc/fadump.initramfs ] &amp;&amp; [ ! -f /proc/device-tree/rtas/ibm,kernel-dump ] &amp;&amp; [ ! -f /proc/device-tree/ibm,opal/dump/mpipl-boot ]; then
    exit 0
fi

. /lib/dracut-lib.sh
. /lib/kdump-lib-initramfs.sh

set -o pipefail
DUMP_RETVAL=0

export PATH=$PATH:$KDUMP_SCRIPT_DIR

do_dump()
{
    local _ret

    eval $DUMP_INSTRUCTION
    _ret=$?

    if [ $_ret -ne 0 ]; then
        derror &quot;saving vmcore failed&quot;
    fi

    return $_ret
}

do_kdump_pre()
{
    local _ret

    if [ -n &quot;$KDUMP_PRE&quot; ]; then
        &quot;$KDUMP_PRE&quot;
        _ret=$?
        if [ $_ret -ne 0 ]; then
            derror &quot;$KDUMP_PRE exited with $_ret status&quot;
            return $_ret
        fi
    fi

    # if any script fails, it just raises warning and continues
    if [ -d /etc/kdump/pre.d ]; then
        for file in /etc/kdump/pre.d/*; do
            &quot;$file&quot;
            _ret=$?
            if [ $_ret -ne 0 ]; then
                derror &quot;$file exited with $_ret status&quot;
            fi
        done
    fi
    return 0
}

do_kdump_post()
{
    local _ret

    if [ -d /etc/kdump/post.d ]; then
        for file in /etc/kdump/post.d/*; do
            &quot;$file&quot; &quot;$1&quot;
            _ret=$?
            if [ $_ret -ne 0 ]; then
                derror &quot;$file exited with $_ret status&quot;
            fi
        done
    fi

    if [ -n &quot;$KDUMP_POST&quot; ]; then
        &quot;$KDUMP_POST&quot; &quot;$1&quot;
        _ret=$?
        if [ $_ret -ne 0 ]; then
            derror &quot;$KDUMP_POST exited with $_ret status&quot;
        fi
    fi
}

add_dump_code()
{
    DUMP_INSTRUCTION=$1
}

dump_raw()
{
    local _raw=$1

    [ -b &quot;$_raw&quot; ] || return 1

    dinfo &quot;saving to raw disk $_raw&quot;

    if ! $(echo -n $CORE_COLLECTOR|grep -q makedumpfile); then
        _src_size=`ls -l /proc/vmcore | cut -d' ' -f5`
        _src_size_mb=$(($_src_size / 1048576))
        monitor_dd_progress $_src_size_mb &amp;
    fi

    dinfo &quot;saving vmcore&quot;
    $CORE_COLLECTOR /proc/vmcore | dd of=$_raw bs=$DD_BLKSIZE &gt;&gt; /tmp/dd_progress_file 2&gt;&amp;1 || return 1
    sync

    dinfo &quot;saving vmcore complete&quot;
    return 0
}

dump_ssh()
{
    local _ret=0
    local _exitcode=0 _exitcode2=0
    local _opt=&quot;-i $1 -o BatchMode=yes -o StrictHostKeyChecking=yes&quot;
    local _dir=&quot;$KDUMP_PATH/$HOST_IP-$DATEDIR&quot;
    local _host=$2
    local _vmcore=&quot;vmcore&quot;
    local _ipv6_addr=&quot;&quot; _username=&quot;&quot;

    dinfo &quot;saving to $_host:$_dir&quot;

    cat /var/lib/random-seed &gt; /dev/urandom
    ssh -q $_opt $_host mkdir -p $_dir || return 1

    save_vmcore_dmesg_ssh ${DMESG_COLLECTOR} ${_dir} &quot;${_opt}&quot; $_host
    save_opalcore_ssh ${_dir} &quot;${_opt}&quot; $_host

    dinfo &quot;saving vmcore&quot;

    if is_ipv6_address &quot;$_host&quot;; then
        _username=${_host%@*}
        _ipv6_addr=&quot;[${_host#*@}]&quot;
    fi

    if [ &quot;${CORE_COLLECTOR%%[[:blank:]]*}&quot; = &quot;scp&quot; ]; then
        if [ -n &quot;$_username&quot; ] &amp;&amp; [ -n &quot;$_ipv6_addr&quot; ]; then
            scp -q $_opt /proc/vmcore &quot;$_username@$_ipv6_addr:$_dir/vmcore-incomplete&quot;
        else
            scp -q $_opt /proc/vmcore &quot;$_host:$_dir/vmcore-incomplete&quot;
        fi
        _exitcode=$?
    else
        $CORE_COLLECTOR /proc/vmcore | ssh $_opt $_host &quot;umask 0077 &amp;&amp; dd bs=512 of=$_dir/vmcore-incomplete&quot;
        _exitcode=$?
        _vmcore=&quot;vmcore.flat&quot;
    fi

    if [ $_exitcode -eq 0 ]; then
        ssh $_opt $_host &quot;mv $_dir/vmcore-incomplete $_dir/$_vmcore&quot;
        _exitcode2=$?
        if [ $_exitcode2 -ne 0 ]; then
            derror &quot;moving vmcore failed, _exitcode:$_exitcode2&quot;
        else
            dinfo &quot;saving vmcore complete&quot;
        fi
    else
        derror &quot;saving vmcore failed, _exitcode:$_exitcode&quot;
    fi

    dinfo &quot;saving the $KDUMP_LOG_FILE to $_host:$_dir/&quot;
    save_log
    if [ -n &quot;$_username&quot; ] &amp;&amp; [ -n &quot;$_ipv6_addr&quot; ]; then
        scp -q $_opt $KDUMP_LOG_FILE &quot;$_username@$_ipv6_addr:$_dir/&quot;
    else
        scp -q $_opt $KDUMP_LOG_FILE &quot;$_host:$_dir/&quot;
    fi
    _ret=$?
    if [ $_ret -ne 0 ]; then
        derror &quot;saving log file failed, _exitcode:$_ret&quot;
    fi

    if [ $_exitcode -ne 0 ] || [ $_exitcode2 -ne 0 ];then
        return 1
    fi

    return 0
}

save_opalcore_ssh() {
    local _path=$1
    local _opts=&quot;$2&quot;
    local _location=$3
    local _user_name=&quot;&quot; _ipv6addr=&quot;&quot;

    ddebug &quot;_path=$_path _opts=$_opts _location=$_location&quot;

    if [ ! -f $OPALCORE ]; then
        # Check if we are on an old kernel that uses a different path
        if [ -f /sys/firmware/opal/core ]; then
            OPALCORE=&quot;/sys/firmware/opal/core&quot;
        else
            return 0
        fi
    fi

    if is_ipv6_address &quot;$_host&quot;; then
        _user_name=${_location%@*}
        _ipv6addr=&quot;[${_location#*@}]&quot;
    fi

    dinfo &quot;saving opalcore:$OPALCORE to $_location:$_path&quot;

    if [ -n &quot;$_user_name&quot; ] &amp;&amp; [ -n &quot;$_ipv6addr&quot; ]; then
        scp $_opts $OPALCORE $_user_name@$_ipv6addr:$_path/opalcore-incomplete
    else
        scp $_opts $OPALCORE $_location:$_path/opalcore-incomplete
    fi
    if [ $? -ne 0 ]; then
        derror &quot;saving opalcore failed&quot;
       return 1
    fi

    ssh $_opts $_location mv $_path/opalcore-incomplete $_path/opalcore
    dinfo &quot;saving opalcore complete&quot;
    return 0
}

save_vmcore_dmesg_ssh() {
    local _dmesg_collector=$1
    local _path=$2
    local _opts=&quot;$3&quot;
    local _location=$4

    dinfo &quot;saving vmcore-dmesg.txt to $_location:$_path&quot;
    $_dmesg_collector /proc/vmcore | ssh $_opts $_location &quot;umask 0077 &amp;&amp; dd of=$_path/vmcore-dmesg-incomplete.txt&quot;
    _exitcode=$?

    if [ $_exitcode -eq 0 ]; then
        ssh -q $_opts $_location mv $_path/vmcore-dmesg-incomplete.txt $_path/vmcore-dmesg.txt
        dinfo &quot;saving vmcore-dmesg.txt complete&quot;
    else
        derror &quot;saving vmcore-dmesg.txt failed&quot;
    fi
}

get_host_ip()
{
    local _host
    if is_nfs_dump_target || is_ssh_dump_target
    then
        kdumpnic=$(getarg kdumpnic=)
        [ -z &quot;$kdumpnic&quot; ] &amp;&amp; derror &quot;failed to get kdumpnic!&quot; &amp;&amp; return 1
        _host=`ip addr show dev $kdumpnic|grep '[ ]*inet'`
        [ $? -ne 0 ] &amp;&amp; derror &quot;wrong kdumpnic: $kdumpnic&quot; &amp;&amp; return 1
        _host=`echo $_host | head -n 1 | cut -d' ' -f2`
        _host=&quot;${_host%%/*}&quot;
        [ -z &quot;$_host&quot; ] &amp;&amp; derror &quot;wrong kdumpnic: $kdumpnic&quot; &amp;&amp; return 1
        HOST_IP=$_host
    fi
    return 0
}

read_kdump_conf()
{
    if [ ! -f &quot;$KDUMP_CONF&quot; ]; then
        derror &quot;$KDUMP_CONF not found&quot;
        return
    fi

    get_kdump_confs

    # rescan for add code for dump target
    while read config_opt config_val;
    do
        # remove inline comments after the end of a directive.
        case &quot;$config_opt&quot; in
        dracut_args)
            config_val=$(get_dracut_args_target &quot;$config_val&quot;)
            if [ -n &quot;$config_val&quot; ]; then
                config_val=$(get_mntpoint_from_target &quot;$config_val&quot;)
                add_dump_code &quot;dump_fs $config_val&quot;
            fi
            ;;
        ext[234]|xfs|btrfs|minix|nfs)
            config_val=$(get_mntpoint_from_target &quot;$config_val&quot;)
            add_dump_code &quot;dump_fs $config_val&quot;
            ;;
        raw)
            add_dump_code &quot;dump_raw $config_val&quot;
            ;;
        ssh)
            add_dump_code &quot;dump_ssh $SSH_KEY_LOCATION $config_val&quot;
            ;;
        esac
    done &lt;&lt;&lt; &quot;$(read_strip_comments $KDUMP_CONF)&quot;
}

fence_kdump_notify()
{
    if [ -n &quot;$FENCE_KDUMP_NODES&quot; ]; then
        $FENCE_KDUMP_SEND $FENCE_KDUMP_ARGS $FENCE_KDUMP_NODES &amp;
    fi
}

read_kdump_conf
fence_kdump_notify

get_host_ip
if [ $? -ne 0 ]; then
    derror &quot;get_host_ip exited with non-zero status!&quot;
    exit 1
fi

if [ -z &quot;$DUMP_INSTRUCTION&quot; ]; then
    add_dump_code &quot;dump_fs $NEWROOT&quot;
fi

do_kdump_pre
if [ $? -ne 0 ]; then
    derror &quot;kdump_pre script exited with non-zero status!&quot;
    do_final_action
    # During systemd service to reboot the machine, stop this shell script running
    exit 1
fi
make_trace_mem &quot;kdump saving vmcore&quot; '1:shortmem' '2+:mem' '3+:slab'
do_dump
DUMP_RETVAL=$?

do_kdump_post $DUMP_RETVAL
if [ $? -ne 0 ]; then
    derror &quot;kdump_post script exited with non-zero status!&quot;
fi

if [ $DUMP_RETVAL -ne 0 ]; then
    exit 1
fi

do_final_action
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