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Import Splunk Add-On for Unix and Linux version 9.2.0

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This commit is contained in:
Michael Erdely 2024-12-24 23:51:57 -05:00
commit 92ac2630a1
Signed by: mike
SSH key fingerprint: SHA256:ukbnfrRMaRYlBZXENtBTyO2jLnql5AA5m+SzZCfYQe0
77 changed files with 11487 additions and 0 deletions
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98
bin/sshdChecker.sh Executable file
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#!/bin/sh
# SPDX-FileCopyrightText: 2024 Splunk, Inc.
# SPDX-License-Identifier: Apache-2.0
# shellcheck disable=SC1091
. "$(dirname "$0")"/common.sh
SSH_CONFIG_FILE=""
if [ "$KERNEL" = "Linux" ] || [ "$KERNEL" = "SunOS" ] ; then
SSH_CONFIG_FILE=/etc/ssh/sshd_config
elif [ "$KERNEL" = "Darwin" ] ; then
SSH_CONFIG_FILE=/etc/sshd_config
else
failUnsupportedScript
fi
FILL_BLANKS='END {
if (SSHD_PROTOCOL == 0) {
SSHD_PROTOCOL=SSHD_DEFAULT_PROTOCOL
}'
PRINTF='{printf "%s app=sshd %s %s\n", DATE, FILEHASH, SSHD_PROTOCOL}}'
if [ "x$SOLARIS_11" != "xtrue" ] ; then
# If $SSH_CONFIG_FILE file exists and is a regular file.
if [ -f "$SSH_CONFIG_FILE" ] ; then
assertHaveCommand cat
# Get file hash
# shellcheck disable=SC2016
CMD='eval date ; eval LD_LIBRARY_PATH=$SPLUNK_HOME/lib $SPLUNK_HOME/bin/openssl sha256 $SSH_CONFIG_FILE ; cat $SSH_CONFIG_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='/^[Pp][Rr][Oo][Tt][Oo][Cc][Oo][Ll]/ {
split($0, arr)
num = split(arr[2], protocols, ",")
if (num == 2) {
SSHD_PROTOCOL="sshd_protocol=" protocols[1] "/" protocols[2]
} else {
SSHD_PROTOCOL="sshd_protocol=" protocols[1]
}
}'
# shellcheck disable=SC2016
PARSE_2='/^#[[:blank:]]*[Pp][Rr][Oo][Tt][Oo][Cc][Oo][Ll]/ {
num=split($0, arr)
protonum = split(arr[num], protocols, ",")
if (protonum == 2) {
SSHD_DEFAULT_PROTOCOL="sshd_protocol=" protocols[1] "/" protocols[2]
} else {
SSHD_DEFAULT_PROTOCOL="sshd_protocol=" protocols[1]
}
}'
# shellcheck disable=SC2016
PARSE_3='/^SHA256/ {FILEHASH="file_hash=" $2}'
MASSAGE="$PARSE_0 $PARSE_1 $PARSE_2 $PARSE_3"
else
# shellcheck disable=SC2016
echo "SSHD configuration (file: $SSH_CONFIG_FILE) missing or unreadable." >> "$TEE_DEST"
exit 1
fi
else
if [ -f "$SSH_CONFIG_FILE" ] && [ -r "$SSH_CONFIG_FILE" ] ; then
# Solaris 11 only supports SSH protocol 2.
assertHaveCommand cat
# Get file hash
# shellcheck disable=SC2016
CMD='eval date ; eval LD_LIBRARY_PATH=$SPLUNK_HOME/lib $SPLUNK_HOME/bin/openssl sha256 $SSH_CONFIG_FILE'
# shellcheck disable=SC2016
PARSE_0='NR==1 {DATE=$0 ; SSHD_PROTOCOL="sshd_protocol=2"}'
# shellcheck disable=SC2016
PARSE_1='/^SHA256/ {FILEHASH="file_hash=" $2}'
MASSAGE="$PARSE_0 $PARSE_1"
else
echo "SSHD configuration (file: $SSH_CONFIG_FILE) missing or unreadable." >> "$TEE_DEST"
exit 1
fi
fi
$CMD | tee "$TEE_DEST" | $AWK "$MASSAGE $FILL_BLANKS $PRINTF"
echo "Cmd = [$CMD]; | $AWK '$MASSAGE $FILL_BLANKS $PRINTF'" >> "$TEE_DEST"