51 lines
955 B
Bash
51 lines
955 B
Bash
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#!/bin/sh
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set -f
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[ $# -gt 0 ] || exit 0
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me=${0##*/}
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[ -n "$1" ] || exit 1
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[ -f "$1" ] || {
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env printf '%s: not a file or does not exist: %q\n' "${me}" "$1" >&2
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exit 1
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}
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[ -s "$1" ] || exit 0
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w=$(mktemp -d) || exit 1
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w_cleanup() {
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[ -z "$w" ] || ls -lA "$w/"
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[ -z "$w" ] || rm -rf "$w"
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unset w
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exit "${1:-0}"
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}
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openssl storeutl -certs "$1" > "$w/cert.pem" || w_cleanup 1
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[ -s "$w/cert.pem" ] || w_cleanup 1
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tr -s '\r\n' '\n' < "$w/cert.pem" > "$w/cert.txt"
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[ -s "$w/cert.txt" ] || w_cleanup 1
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awk '
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BEGIN {
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OFS = ","
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m_begin="-----BEGIN CERTIFICATE-----"
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m_end="-----END CERTIFICATE-----"
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i_begin = 0
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}
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$0 == m_begin { i_begin = NR ; }
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$0 == m_end {
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if (i_begin > 0) {
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print i_begin,NR
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i_begin = 0
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}
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}
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' "$w/cert.txt" > "$w/cert.offsets"
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[ -s "$w/cert.offsets" ] || w_cleanup 1
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while read -r a ; do
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[ -n "$a" ] || continue
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sed -ne "${a}p" "$w/cert.txt"
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done < "$w/cert.offsets"
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rm -rf "$w" ; unset w
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