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8 changes: 6 additions & 2 deletions bin/ca-renew-cert
Original file line number Diff line number Diff line change
Expand Up @@ -15,6 +15,10 @@ Options:
__EOT__
}

remove_leading_zeros() {
sed 's/^0\+//'
}

short="hf:t:d:"
long="help,config:,type:,days:"
opts=$( getopt -o "$short" -l "$long" -n "$PROGNAME" -- "$@" )
Expand Down Expand Up @@ -58,10 +62,10 @@ SERIAL=$( openssl x509 -in "$CRT" -noout -serial | cut -d= -f2 )
# these dates are "<year> <day of year>"
export TZ=UTC
NOWYEAR=$( date +%Y )
NOWDAYS=$( date +%j )
NOWDAYS=$( date +%j | remove_leading_zeros )
# XXX: this only works with GNU date, BSD portability fail.
ENDYEAR=$( date +%Y -d "$ENDDATE + $CA_CRT_DAYS days" )
ENDDAYS=$( date +%j -d "$ENDDATE + $CA_CRT_DAYS days" )
ENDDAYS=$( date +%j -d "$ENDDATE + $CA_CRT_DAYS days" | remove_leading_zeros )
CERTDATE=$( date +%Y-%m-%d -d "$ENDDATE" )

# and this does the maths to work out how many days there are from now
Expand Down