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53 lines
1018 B
Bash
Executable File
53 lines
1018 B
Bash
Executable File
#! /bin/sh
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# Utility to create manufacturer's oui table
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# OUI is "Organizationally Unique Identifier" assigned by IEEE.
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# There are currently three duplicate listings, so we can not enforce
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# uniqueness in the OUI field.
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# - thomas 2000-08-21
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args=
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update=0
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while [ $# -gt 0 ]
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do
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case "$1" in
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--update)
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update=1
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;;
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--noupdate)
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update=0
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;;
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--help)
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echo "Usage: $0 --[no]update dbname"
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exit
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;;
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*)
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args="$args $1"
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;;
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esac
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shift
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done
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psql -e $args <<EOF
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-- Table containing OUI portions of MAC address and manufacturer's name
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create table macoui (
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addr macaddr not null,
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name text not null
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);
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-- Create an index to help lookups
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create index macoui_idx on macoui (addr);
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-- Function to return manufacturer's name given MAC address
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create function manuf (macaddr)
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returns text as '
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select name from macoui m where trunc(\$1) = m.addr;
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' language SQL;
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EOF
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if [ $update -gt 0 ]; then
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updateoui $args
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fi
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exit
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