56 lines
2.3 KiB
Bash
Executable file
56 lines
2.3 KiB
Bash
Executable file
#!/bin/sh
|
|
# SPDX-FileCopyrightText: 2024 Splunk, Inc.
|
|
# SPDX-License-Identifier: Apache-2.0
|
|
|
|
# shellcheck disable=SC1091
|
|
. "$(dirname "$0")"/common.sh
|
|
|
|
TMP_ERROR_FILTER_FILE=$SPLUNK_HOME/var/run/splunk/unix_selinux_error_tmpfile # For filtering out awk warning from stderr
|
|
PRINTF='END {printf "%s app=selinux %s %s %s %s\n", DATE, FILEHASH, SELINUX, SELINUXTYPE, SETLOCALDEFS}'
|
|
|
|
if [ "$KERNEL" = "Linux" ] ; then
|
|
if [ -f /etc/sysconfig/selinux ] ; then
|
|
SELINUX_FILE=/etc/sysconfig/selinux
|
|
elif [ -f /etc/selinux/config ] ; then
|
|
# shellcheck disable=SC2034
|
|
SELINUX_FILE=/etc/selinux/config
|
|
else
|
|
echo "SELinux not configured." >> "$TEE_DEST"
|
|
exit 1
|
|
fi
|
|
|
|
assertHaveCommand cat
|
|
|
|
# Get file hash
|
|
# shellcheck disable=SC2016
|
|
CMD='eval date ; eval LD_LIBRARY_PATH=$SPLUNK_HOME/lib $SPLUNK_HOME/bin/openssl sha256 $SELINUX_FILE ; cat $SELINUX_FILE'
|
|
|
|
# Get the date.
|
|
# shellcheck disable=SC2016
|
|
PARSE_0='NR==1 {DATE=$0}'
|
|
|
|
# Try to use cross-platform case-insensitive matching for text. Note
|
|
# that "match", "tolower", IGNORECASE and other common awk commands or
|
|
# options are actually nawk/gawk extensions so avoid them if possible.
|
|
# shellcheck disable=SC2016
|
|
PARSE_1='/^[Ss][Ee][Ll][Ii][Nn][Uu][Xx]\=/ { SELINUX="selinux=" substr($0,index($0,"=")+1,length($0)) } '
|
|
# shellcheck disable=SC2016
|
|
PARSE_2='/^[Ss][Ee][Ll][Ii][Nn][Uu][Xx][Tt][Yy][Pp][Ee]\=/ { SELINUXTYPE="selinuxtype=" substr($0,index($0,"=")+1,length($0)) } '
|
|
# shellcheck disable=SC2016
|
|
PARSE_3='/^[Ss][Ee][Tt][Ll][Oo][Cc][Aa][Ll][Dd][Ee][Ff][Ss]\=/ { SETLOCALDEFS="setlocaldefs=" substr($0,index($0,"=")+1,length($0)) } '
|
|
# shellcheck disable=SC2016
|
|
PARSE_4='/^SHA256/ {FILEHASH="file_hash=" $2}'
|
|
|
|
MESSAGE="$PARSE_0 $PARSE_1 $PARSE_2 $PARSE_3 $PARSE_4"
|
|
|
|
|
|
# shellcheck disable=SC2086
|
|
$CMD | tee "$TEE_DEST" | $AWK "$MESSAGE $PRINTF" 2> $TMP_ERROR_FILTER_FILE
|
|
# shellcheck disable=SC2086
|
|
grep -v "warning: regexp escape sequence" < $TMP_ERROR_FILTER_FILE 1>&2
|
|
# shellcheck disable=SC2086
|
|
rm $TMP_ERROR_FILTER_FILE 2>/dev/null
|
|
|
|
echo "Cmd = [$CMD]; | $AWK '$MESSAGE $PRINTF'" >> "$TEE_DEST"
|
|
|
|
fi
|