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111 lines
3.2 KiB
111 lines
3.2 KiB
#!/bin/sh
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# SPDX-FileCopyrightText: 2021 Splunk, Inc. <sales@splunk.com>
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# SPDX-License-Identifier: Apache-2.0
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# shellcheck disable=SC1091
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. "$(dirname "$0")"/common.sh
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if [ "$KERNEL" = "Linux" ] ; then
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assertHaveCommand date
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OSName=$(cat /etc/*release | grep '\bNAME=' | cut -d '=' -f2 | tr ' ' '_' | cut -d\" -f2)
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# Ubuntu doesn't have yum installed by default hence apt is being used to get the list of upgradable packages
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if [ "$OSName" = "Ubuntu" ]; then
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assertHaveCommand apt
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assertHaveCommand sed
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# sed command here replaces '/, [, ]' with ' '
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CMD='eval date ; eval apt list --upgradable | sed "s/\// /; s/\[/ /; s/\]/ /"'
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# shellcheck disable=SC2016
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PARSE_0='NR==1 {DATE=$0}'
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# shellcheck disable=SC2016
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PARSE_1='NR>2 { printf "%s package=%s ubuntu_update_stream=%s latest_package_version=%s ubuntu_architecture=%s current_package_version=%s\n", DATE, $1, $2, $3, $4, $7}'
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MESSAGE="$PARSE_0 $PARSE_1"
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else
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assertHaveCommand yum
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CMD='eval date ; yum check-update'
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# shellcheck disable=SC2016
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PARSE_0='NR==1 {
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DATE=$0
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PROCESS=0
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UPDATES["addons"]=0
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UPDATES["base"]=0
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UPDATES["extras"]=0
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UPDATES["updates"]=0
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}'
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# Skip extraneous text up to first blank line.
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# shellcheck disable=SC2016
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PARSE_1='NR>1 && PROCESS==0 && $0 ~ /^[[:blank:]]*$|^$/ {
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PROCESS=1
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}'
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# shellcheck disable=SC2016
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PARSE_2='NR>1 && PROCESS==1 {
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num = split($0, update_array)
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if (num == 3) {
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# Record the update count
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UPDATES[update_array[3]] = UPDATES[update_array[3]]+1
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printf "%s package=\"%s\" package_type=\"%s\"\n", DATE, update_array[1], update_array[3]
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} else if (num==2 && update_array[1] != "") {
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printf "%s package=\"%s\"\n", DATE, update_array[1]
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}
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}'
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PARSE_3='END {
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TOTALS=""
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for (key in UPDATES) {
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TOTALS=TOTALS key "=" UPDATES[key] " "
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}
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printf "%s %s\n", DATE, TOTALS
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}'
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MESSAGE="$PARSE_0 $PARSE_1 $PARSE_2 $PARSE_3"
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fi
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elif [ "$KERNEL" = "Darwin" ] ; then
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assertHaveCommand date
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assertHaveCommand softwareupdate
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CMD='eval date ; softwareupdate -l'
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# shellcheck disable=SC2016
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PARSE_0='NR==1 {
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DATE=$0
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PROCESS=0
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TOTAL=0
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}'
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# If the first non-space character is an asterisk, assume this is the name
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# of the update. Otherwise, print the update.
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# shellcheck disable=SC2016
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PARSE_1='NR>1 && PROCESS==1 && $0 !~ /^[[:blank:]]*$/ {
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if ( $0 ~ /^[[:blank:]]*\*/ ) {
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PACKAGE="package=\"" $2 "\""
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RECOMMENDED=""
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RESTART=""
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TOTAL=TOTAL+1
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} else {
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if ( $0 ~ /recommended/ ) { RECOMMENDED="is_recommended=\"true\"" }
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if ( $0 ~ /restart/ ) { RESTART="restart_required=\"true\"" }
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printf "%s %s %s %s\n", DATE, PACKAGE, RECOMMENDED, RESTART
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}
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}'
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# Use sentinel value to skip all text prior to update list.
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# shellcheck disable=SC2016
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PARSE_2='NR>1 && PROCESS==0 && $0 ~ /found[[:blank:]]the[[:blank:]]following/ {
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PROCESS=1
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}'
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PARSE_3='END {
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printf "%s total_updates=%s\n", DATE, TOTAL
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}'
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MESSAGE="$PARSE_0 $PARSE_1 $PARSE_2 $PARSE_3"
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else
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# Exits
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failUnsupportedScript
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fi
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$CMD | tee "$TEE_DEST" | $AWK "$MESSAGE"
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echo "Cmd = [$CMD]; | $AWK '$MESSAGE'" >> "$TEE_DEST"
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