54 lines
1.4 KiB
Awk
54 lines
1.4 KiB
Awk
# $PostgreSQL: pgsql/contrib/mac/ouiparse.awk,v 1.3 2003/11/29 22:39:24 pgsql Exp $
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#
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# ouiparse.awk
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# Author: Lawrence E. Rosenman <ler@lerctr.org>
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# Original Date: 30 July 2000 (in this form).
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# This AWK script takes the IEEE's oui.txt file and creates insert
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# statements to populate a SQL table with the following attributes:
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# create table oui (
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# oui macaddr primary key,
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# manufacturer text);
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# the table name is set by setting the AWK variable TABLE
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#
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# we translate the character apostrophe (') to double apostrophe ('') inside
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# the company name to avoid SQL errors.
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#
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BEGIN {
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TABLE="macoui";
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printf "DELETE FROM %s;",TABLE;
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printf "BEGIN TRANSACTION;";
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nrec=0;
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}
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END {
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# if (nrec > 0)
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printf "COMMIT TRANSACTION;";
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}
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# match ONLY lines that begin with 2 hex numbers, -, and another hex number
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/^[0-9a-fA-F][0-9a-fA-F]-[0-9a-fA-F]/ {
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# if (nrec >= 100) {
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# printf "COMMIT TRANSACTION;";
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# printf "BEGIN TRANSACTION;";
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# nrec=0;
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# } else {
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# nrec++;
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# }
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# Get the OUI
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OUI=$1;
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# Skip the (hex) tag to get to Company Name
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Company=$3;
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# make the OUI look like a macaddr
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gsub("-",":",OUI);
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OUI=OUI ":00:00:00"
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# Pick up the rest of the company name
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for (i=4;i<=NF;i++)
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Company=Company " " $i;
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# Modify any apostrophes (') to avoid grief below.
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gsub("'","''",Company);
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# Print out for the SQL table insert
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printf "INSERT INTO %s (addr, name) VALUES (trunc(macaddr \'%s\'),\'%s\');\n",
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TABLE,OUI,Company;
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}
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