postgresql-citus-patroni-image/scripts/openssl-cert-fingerprint.sh
2024-08-13 09:20:08 +03:00

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#!/bin/sh
set -f
[ $# -gt 0 ] || exit 0
me=${0##*/}
[ -n "$1" ] || exit 1
[ -f "$1" ] || {
env printf '%s: not a file or does not exist: %q\n' "${me}" "$1" >&2
exit 1
}
[ -s "$1" ] || exit 0
w=$(mktemp -d) || exit 1
w_cleanup() {
[ -z "$w" ] || ls -lA "$w/"
[ -z "$w" ] || rm -rf "$w"
unset w
exit "${1:-0}"
}
openssl-cert-auto-pem.sh "$1" > "$w/cert.pem" || w_cleanup 1
[ -s "$w/cert.pem" ] || w_cleanup 1
awk '
BEGIN {
OFS = ","
m_begin="-----BEGIN CERTIFICATE-----"
m_end="-----END CERTIFICATE-----"
i_begin = 0
}
$0 == m_begin { i_begin = NR ; }
$0 == m_end {
if (i_begin > 0) {
print i_begin,NR
i_begin = 0
}
}
' "$w/cert.pem" > "$w/cert.off"
[ -s "$w/cert.off" ] || w_cleanup 1
while read -r a ; do
[ -n "$a" ] || continue
{
sed -ne "${a}p" "$w/cert.pem" | openssl x509 -noout -fingerprint -sha256 \
|| \
sed -ne "${a}p" "$w/cert.pem" | openssl x509 -noout -fingerprint
} | tr '[:upper:]' '[:lower:]'
done < "$w/cert.off"
w_cleanup 0