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Awk - FilterByStatusCode

Examples - filter_bycode.awk
file:awk/filter_bycode.awk
#!/usr/bin/awk

BEGIN {
        print "filter code:" filter_code
}

{
# もしHTTPレスポンスステータスコードの出力列が異なる場合
# 例
#   if(NF==1) {
#       if($7 == filter_code) {
#           print somedata
#       }
#   }

    if( $(NF-1) == filter_code) {
        print $0
    }
}

$ awk -f awk/filter_bycode.awk -v "filter_code=200" /var/somelocation/kshell-access_log* | more
filter code:200
12.32.56.78 12.34.56.78:12345 - - [MM/MDAY/YYYY:HH:MM:SS +0900] "GET / HTTP/1.1" 200 3000
.
.
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