Linux monitoring - Revision history

Tcepo: /* monitor.sh */

2023-04-03T20:35:09Z

monitor.sh

← Older revision		Revision as of 22:35, 3 April 2023
Line 2:		Line 2:
	=== monitor.sh <filter> ===		=== monitor.sh <filter> ===
	<syntaxhighlight lang="bash">		<syntaxhighlight lang="bash">
	apt install ~~binutils~~ lsof -y \|\|yum install ~~binutils~~ lsof -y		apt install lsof -y \|\|yum install lsof -y

	MyBin="monitor.sh"		MyBin="monitor.sh"
Line 60:		Line 60:

	if [ "\$MyLogElapsed" -lt "\$MyTimeOut" ] ;then		if [ "\$MyLogElapsed" -lt "\$MyTimeOut" ] ;then
	MyResult="\$(tail -111 "\$MyLogPath" 2>/dev/null \|~~strings~~ \|grep \$MyKey \|tail -2 \|cut -c1-111)"		MyResult="\$(tail -111 "\$MyLogPath" 2>/dev/null \|grep -aoE '[[:print:]]{4,}' \|grep \$MyKey \|tail -2 \|cut -c1-111)"
	if [ -z "\$MyResult" ] ;then		if [ -z "\$MyResult" ] ;then
	MyResult="\$(tail -2 "\$MyLogPath" 2>/dev/null \|~~strings~~ \|tail -1 \|cut -c1-111)"		MyResult="\$(tail -2 "\$MyLogPath" 2>/dev/null \|grep -aoE '[[:print:]]{4,}' \|tail -1 \|cut -c1-111)"
	if [ ! -z "\$MyResult" ] ;then		if [ ! -z "\$MyResult" ] ;then
	echo -e "\${NC}== \$MyLogPath ==" >>\${MyCacheFile}		echo -e "\${NC}== \$MyLogPath ==" >>\${MyCacheFile}
Line 97:		Line 97:
	#kill -9 $$		#kill -9 $$
	</syntaxhighlight>		</syntaxhighlight>

	=== test ===		=== test ===
	~/monitor.sh		~/monitor.sh

Tcepo at 12:21, 31 January 2023

2023-01-31T12:21:35Z

← Older revision		Revision as of 14:21, 31 January 2023
Line 10:		Line 10:
	cat <<EOT >>~/$MyBin		cat <<EOT >>~/$MyBin
	#!/bin/bash		#!/bin/bash
	# ~~pacheco~~ at ~~infocepo~~.com		# ynotopec at gmail.com

	if [ -z "\$@" ] ;then		if [ -z "\$@" ] ;then

Tcepo at 13:08, 6 April 2022

2022-04-06T13:08:39Z

← Older revision		Revision as of 15:08, 6 April 2022
Line 2:		Line 2:
	=== monitor.sh <filter> ===		=== monitor.sh <filter> ===
	<syntaxhighlight lang="bash">		<syntaxhighlight lang="bash">
	yum install binutils lsof -y		apt install binutils lsof -y \|\|yum install binutils lsof -y

	MyBin="monitor.sh"		MyBin="monitor.sh"

Tcepo: /* Writting activity */

2022-04-06T12:59:20Z

Writting activity

← Older revision		Revision as of 14:59, 6 April 2022
Line 1:		Line 1:
	== Writting activity ==		== Writting activity ==
	=== ~~mylogs~~ <filter> ===		=== monitor.sh <filter> ===
	<~~pre~~>		<syntaxhighlight lang="bash">
	MyBin="~~mylogs~~"		yum install binutils lsof -y

			MyBin="monitor.sh"

	>~/$MyBin		>~/$MyBin
Line 8:		Line 10:
	cat <<EOT >>~/$MyBin		cat <<EOT >>~/$MyBin
	#!/bin/bash		#!/bin/bash
			# pacheco at infocepo.com

	if [ -z "\$@" ] ;then		if [ -z "\$@" ] ;then
	MyKey="-ie ~~critical\~~\\|~~error\~~\\|warn\\\|~~fail~~"		MyKey="-ie crit\\|err\\|warn\\|fail\\|denie"
	else		else
	MyKey="\$@"		MyKey="\$@"
Line 16:		Line 19:
	MyBin="\$(basename \$0)"		MyBin="\$(basename \$0)"

	MyTimeOutMin=~~900~~		#seconds timeout
	MyTimeOutMax=~~3600~~		MyTimeOutMin=\$((15*60))
			MyTimeOutMax=\$((60*60))

	# bash colors		# bash colors
Line 24:		Line 28:
	NC='\033[0m' # No Color		NC='\033[0m' # No Color

	lsof -X 2>/dev/null \|~~grep " REG " \|grep~~ -~~E "~~ [0-9]+w " \|grep -o -P "(\~~/.+)~~" \|sort -g \|~~uniq \|grep -v~~ "/\${~~MyBin~~}~~.cfg~~\$" >~/\${~~MyBin~~}~~.cfg~~		# 3 derniers jours du mois ou 9h à 17h en jour ouvré
			if [ \$(date +%d -d "3 day") -lt \$(date +%d) ] \|\| { [ \$(date +%H) -ge 9 ] && [ \$(date +%H) -lt 17 ] && [ \$(date +%u) -lt 6 ] ;} ;then
			MyTimeOut=\$MyTimeOutMin
			else
			MyTimeOut=\$MyTimeOutMax
			fi

			logList=~/\${MyBin}.cfg

			(find -L /var/log -type f -mmin -\$((\${MyTimeOut}/60))
			lsof -X 2>/dev/null \|sed -rn 's#^.[[:space:]]+[0-9]+w[[:space:]]+REG[[:space:]]+[^/]+(.)#\1#p' ) \
			\|grep -v /var/log/lastlog \|grep -v "\${logList}" \|sort -u \|while read lineMy ;do
			find "\${lineMy}" -type f -mmin -\$((\${MyTimeOut}/60)) 2>/dev/null
			done >"\${logList}"

	MyCacheFile="/tmp/\${MyBin}.\$\$"		MyCacheFile="/tmp/\${MyBin}.\$\$"
Line 43:		Line 60:

	if [ "\$MyLogElapsed" -lt "\$MyTimeOut" ] ;then		if [ "\$MyLogElapsed" -lt "\$MyTimeOut" ] ;then
	MyResult="\$(tail -~~666~~ "\$MyLogPath" 2>/dev/null \|strings \|grep \$MyKey \|tail -2 \|cut -c1-111)"		MyResult="\$(tail -111 "\$MyLogPath" 2>/dev/null \|strings \|grep \$MyKey \|tail -2 \|cut -c1-111)"
	if [ -z "\$MyResult" ] ;then		if [ -z "\$MyResult" ] ;then
	MyResult="\$(tail -2 "\$MyLogPath" 2>/dev/null \|strings \|tail -2 \|cut -c1-111)"		MyResult="\$(tail -2 "\$MyLogPath" 2>/dev/null \|strings \|tail -1 \|cut -c1-111)"
	if [ ! -z "\$MyResult" ] ;then		if [ ! -z "\$MyResult" ] ;then
	echo -e "\${NC}== \$MyLogPath ==" >>\${MyCacheFile}		echo -e "\${NC}== \$MyLogPath ==" >>\${MyCacheFile}
Line 64:		Line 81:
	while true ; do		while true ; do
	MyStep1		MyStep1
	diff --changed-group-format='%>' --unchanged-group-format='' ~/\${MyBin}.ref \${MyCacheFile} >\${MyCacheFile}.diff		diff --changed-group-format='%>' --unchanged-group-format='' ~/\${MyBin}.ref \${MyCacheFile} \|\
			awk -v titleStart="\${NC}==" '{if (\$1 == titleStart)
			title=\$0 ;
			else
			{if (title != "")
			print title ;
			title="" ;
			print \$0 ;}}' >\${MyCacheFile}.diff
	clear		clear
	cat \${MyCacheFile}.diff		cat \${MyCacheFile}.diff
	sleep 2		sleep 3
	done		done
	EOT		EOT

	#kill -9 $$		#kill -9 $$
	</~~pre~~>		</syntaxhighlight>
			=== test ===
	~/~~mylogs -ie "critical\\|error\\|warn\\|fail"~~		~/monitor.sh

Tcepo at 19:15, 21 March 2022

2022-03-21T19:15:19Z

← Older revision		Revision as of 21:15, 21 March 2022
Line 71:		Line 71:
	EOT		EOT

	kill -9 $$		#kill -9 $$
	</pre>		</pre>

	~/mylogs -ie "critical\\|error\\|warn\\|fail"		~/mylogs -ie "critical\\|error\\|warn\\|fail"

Tcepo at 22:08, 6 November 2016

2016-11-06T22:08:08Z

← Older revision		Revision as of 00:08, 7 November 2016
Line 1:		Line 1:
	== Writting activity ==		== Writting activity ==
	=== ~~bash~~ mylogs ~~-ie "critical\\|error\\|\warn\|\fail"~~ ===		=== mylogs <filter> ===
	<pre>		<pre>
	MyBin="mylogs"		MyBin="mylogs"
Line 9:		Line 9:
	#!/bin/bash		#!/bin/bash

	MyKey="\$@"		if [ -z "\$@" ] ;then
			MyKey="-ie critical\\\|error\\\|warn\\\|fail"
			else
			MyKey="\$@"
			fi
	MyBin="\$(basename \$0)"		MyBin="\$(basename \$0)"

Line 20:		Line 24:
	NC='\033[0m' # No Color		NC='\033[0m' # No Color

	lsof -X 2>/dev/null \|grep -E " [0-9]+w ~~" \|grep " REG~~ " \|grep -o -P "(\/.+)" \|sort -g \|uniq \|grep -v "/\${MyBin}.cfg\$" >~/\${MyBin}.cfg		lsof -X 2>/dev/null \|grep " REG " \|grep -E " [0-9]+w " \|grep -o -P "(\/.+)" \|sort -g \|uniq \|grep -v "/\${MyBin}.cfg\$" >~/\${MyBin}.cfg

	MyCacheFile="/tmp/\${MyBin}.\$\$"		MyCacheFile="/tmp/\${MyBin}.\$\$"
Line 39:		Line 43:

	if [ "\$MyLogElapsed" -lt "\$MyTimeOut" ] ;then		if [ "\$MyLogElapsed" -lt "\$MyTimeOut" ] ;then
	MyResult="\$(tail -666 "\$MyLogPath" 2>/dev/null \|strings \|grep "\$MyKey" \|tail -2 \|cut -c1-111)"		MyResult="\$(tail -666 "\$MyLogPath" 2>/dev/null \|strings \|grep \$MyKey \|tail -2 \|cut -c1-111)"
	if [ -z "\$MyResult" ] ;then		if [ -z "\$MyResult" ] ;then
	MyResult="\$(tail -2 "\$MyLogPath" 2>/dev/null \|strings \|tail -2 \|cut -c1-111)"		MyResult="\$(tail -2 "\$MyLogPath" 2>/dev/null \|strings \|tail -2 \|cut -c1-111)"
Line 70:		Line 74:
	</pre>		</pre>

	~/mylogs -ie "critical\\|error\\|\~~warn~~\|\fail"		~/mylogs -ie "critical\\|error\\|warn\\|fail"

Tcepo: Created page with "== Writting activity == === bash mylogs -ie "critical\|error\|\warn|\fail" ===

 MyBin="mylogs"  >~/$MyBin chmod 755 ~/$MyBin cat <>~/$MyBin #!/bin/bash  MyKey="\$@"..."

2016-11-05T22:25:57Z

Created page with "== Writting activity == === bash mylogs -ie "critical\|error\|\warn|\fail" === <pre> MyBin="mylogs" >~/$MyBin chmod 755 ~/$MyBin cat <<EOT >>~/$MyBin #!/bin/bash MyKey="\$@"..."

New page

== Writting activity ==
=== bash mylogs -ie "critical\|error\|\warn|\fail" ===
<pre>
MyBin="mylogs"

>~/$MyBin
chmod 755 ~/$MyBin
cat <<EOT >>~/$MyBin
#!/bin/bash

MyKey="\$@"
MyBin="\$(basename \$0)"

MyTimeOutMin=900
MyTimeOutMax=3600

# bash colors
RED='\033[0;31m'
GREEN='\033[0;32m'
NC='\033[0m' # No Color

lsof -X 2>/dev/null |grep -E " [0-9]+w " |grep " REG " |grep -o -P "(\/.+)" |sort -g |uniq |grep -v "/\${MyBin}.cfg\$" >~/\${MyBin}.cfg

MyCacheFile="/tmp/\${MyBin}.\$\$"

function MyStep1 {
>\${MyCacheFile}

# 3 derniers jours du mois ou 9h à 17h en jour ouvré
if [ \$(date +%d -d "3 day") -lt \$(date +%d) ] || { [ \$(date +%H) -ge 9 ] && [ \$(date +%H) -lt 17 ] && [ \$(date +%u) -lt 6 ] ;} ;then
MyTimeOut=\$MyTimeOutMin
else
MyTimeOut=\$MyTimeOutMax
fi

cat ~/\${MyBin}.cfg |while read MyLogPath ;do
if [ -f "\$MyLogPath" ] ;then
MyLogElapsed=\$((\$(date +%s) - \$(date +%s -r "\$MyLogPath")))

if [ "\$MyLogElapsed" -lt "\$MyTimeOut" ] ;then
MyResult="\$(tail -666 "\$MyLogPath" 2>/dev/null |strings |grep "\$MyKey" |tail -2 |cut -c1-111)"
if [ -z "\$MyResult" ] ;then
MyResult="\$(tail -2 "\$MyLogPath" 2>/dev/null |strings |tail -2 |cut -c1-111)"
if [ ! -z "\$MyResult" ] ;then
echo -e "\${NC}== \$MyLogPath ==" >>\${MyCacheFile}
echo -e "\${GREEN}\${MyResult}\${NC}" >>\${MyCacheFile}
fi
else
echo -e "\${NC}== \$MyLogPath ==" >>\${MyCacheFile}
echo -e "\${RED}\${MyResult}\${NC}" >>\${MyCacheFile}
fi
fi
fi
done
}

MyStep1
cat \${MyCacheFile} |grep -v -w -f ~/\${MyBin}.cfg >~/\${MyBin}.ref

while true ; do
MyStep1
diff --changed-group-format='%>' --unchanged-group-format='' ~/\${MyBin}.ref \${MyCacheFile} >\${MyCacheFile}.diff
clear
cat \${MyCacheFile}.diff
sleep 2
done
EOT

kill -9 $$
</pre>

~/mylogs -ie "critical\|error\|\warn|\fail"