Added rpi gpio program.
[utils.git] / certreq
1 #!/bin/bash
2
3 commajoin() {
4     f=y
5     for arg in "$@"; do
6         if [ -z "$f" ]; then echo -n ,; fi
7         echo -n "$arg"
8         f=
9     done
10 }
11
12 usage() {
13     echo "usage: certreq [-h] [-a ALTNAMES] SUBJECT KEYFILE"
14     echo '        SUBJECT is of the form `/PART1=VALUE1/PART2=VALUE2/...'\'
15     echo '        ALTNAMES is of the form `DNS:name1,DNS:name,...'\'
16 }
17
18 declare -A reqexts config
19 while getopts ha: OPT; do
20     case "$OPT" in
21         h)
22             usage
23             exit 0
24             ;;
25         a)
26             reqexts[SAN]=1
27             config[SAN]=1
28             config_SAN=("${config_SAN[@]}" "subjectAltName=$OPTARG")
29             ;;
30     esac
31 done
32 shift $((OPTIND - 1))
33 if [ $# -lt 2 ]; then
34     usage >&2
35     exit 1
36 fi
37
38 args=(openssl req -new)
39 if [ -n "${!reqexts[*]}" ]; then
40     for reqext in "${!reqexts[@]}"; do
41         args=("${args[@]}" -reqexts "$reqext")
42     done
43 fi
44 if [ -n "${!config[*]}" ]; then
45     confpath="$(mktemp /tmp/certreq-XXXXXX)"
46     cat /etc/ssl/openssl.cnf >>"$confpath"
47     for section in "${!config[@]}"; do
48         echo "[${section}]" >>"$confpath"
49         var="config_${section}[@]"
50         for confopt in "${!var}"; do
51             echo "$confopt" >>"$confpath"
52         done
53         echo >>"$confpath"
54     done
55     trap 'rm -f "$confpath"' EXIT
56     args=("${args[@]}" -config "$confpath")
57 fi
58 args=("${args[@]}" -subj "$1" -key "$2")
59
60 "${args[@]}"