47 lines
1.2 KiB
Bash
Executable file
47 lines
1.2 KiB
Bash
Executable file
#!/bin/sh
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#
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# Verify the synchroniation of Redis Sentinel slaves.
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output=$(mktemp --tmpdir $(basename "$0").XXXXXXXXXX)
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critical_count=0
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ok_count=0
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trap "rm -f $output" EXIT
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input=$(redis-cli -p 6380 sentinel slaves redis | sed 'N;s/\n/=/')
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#while read -r line; do
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for line in $input; do
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case "$line" in
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name=*) name=${line#name=} ;;
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master-link-status=*) status=${line#master-link-status=} ;;
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esac
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if [ -n "$name" ] && [ -n "$status" ]; then
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if [ "$status" = ok ]; then
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echo "OK - $name" >> "$output"
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ok_count=$(( ok_count + 1))
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else
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echo "CRITICAL - $name" >> "$output"
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critical_count=$(( critical_count + 1))
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fi
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unset name status
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fi
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done
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total_count=$(( ok_count + critical_count ))
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plural=''
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test "$total_count" -gt 1 && plural='s'
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if [ $ok_count -eq $total_count ]; then
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printf "OK - %d/%d Redis Sentinel slave%s are in sync\n\n" \
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"$ok_count" "$total_count" "$plural"
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cat "$output"
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exit 0
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else
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printf "CRITICAL - %d/%d Redis Sentinal slave%s aren't in sync\n\n" \
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"$critical_count" "$total_count" "$plural"
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cat "$output"
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exit 2
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fi
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