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Convert postfix timestamps in syslog format to logstash dates #211

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Merged
merged 1 commit into from
Nov 29, 2025
Merged

Convert postfix timestamps in syslog format to logstash dates #211

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16 changes: 16 additions & 0 deletions 50-filter-postfix.conf
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Original file line number Diff line number Diff line change
Expand Up @@ -305,4 +305,20 @@ filter {
"postfix_requiretls", "requiretls", "true"
]
}

# Convert timestamp fields from string to date
# NOTE: postfix timestamps don't contain a year value, which makes logstash assume the current year.
# Beware when parsing historic log files!
date {
match => [
"postfix_anvil_timestamp", "MMM d HH:mm:ss", "MMM dd HH:mm:ss"
]
target => "postfix_anvil_timestamp"
}
date {
match => [
"postfix_scache_timestamp", "MMM d HH:mm:ss", "MMM dd HH:mm:ss"
]
target => "postfix_scache_timestamp"
}
}
1 change: 1 addition & 0 deletions test_pipeline.sh
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Expand Up @@ -44,6 +44,7 @@ EOF

cat 50-filter-postfix.conf >> "$PIPELINE"

echo Preparing output config
cat >> "$PIPELINE" << EOF
output {
file {
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