summaryrefslogtreecommitdiff
path: root/sign-ca.in
blob: a8302209483ef6f936c9048f0cdd56475f2ee185 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
#!/bin/bash

# generate new ca certificates, roll over the old one(s)

set -e

if [ -r '#ETCDIR#/simple-pki/ca.conf' ]; then
  . '#ETCDIR#/simple-pki/ca.conf'
fi

if [ -n "${ca_user}" ] \
&& [ "$(whoami)" != "${ca_user}" ]; then
  chown -R "${ca_user}" '#ETCDIR#/simple-pki/ca'
  exec su "${ca_user}" -c "$0"
fi

move_old_ca() {
  mv \
    '#ETCDIR#/simple-pki/ca/'"$1"'.crt' \
    '#ETCDIR#/simple-pki/ca/'"$1"'.old.crt'
  rm -rf --one-file-system \
    '#ETCDIR#/simple-pki/ca/'"$1"'.old'
  mv \
    '#ETCDIR#/simple-pki/ca/'"$1" \
    '#ETCDIR#/simple-pki/ca/'"$1"'.old'
  find '#ETCDIR#/simple-pki/ca/'"$1"'.old' \
    -type f \
    -name "$1"'.*' \
  | sed 's@^\(.*/'"$1"'\)\(\..*\)$@\0 \1.old\2@' \
  | while read -r from to; do
    mv "${from}" "${to}"
  done
}

level_ground_for_new_ca() {
  install -d -m0755 '#ETCDIR#/simple-pki/ca/'"$1"'/db'
  install -d -m0700 '#ETCDIR#/simple-pki/ca/'"$1"'/private'
  touch \
    '#ETCDIR#/simple-pki/ca/'"$1"'/db/'"$1"'.db' \
    '#ETCDIR#/simple-pki/ca/'"$1"'/db/'"$1"'.db.attr'
  for srl in 'crl' 'crt'; do
    old='#ETCDIR#/simple-pki/ca/'"$1"'.old/db/'"$1"'.old.'"${srl}"'.srl'
    new='#ETCDIR#/simple-pki/ca/'"$1"'/db/'"$1"'.'"${srl}"'.srl'
    if [ -f "${old}" ]; then
      cp "${old}" "${new}"
    else
      echo '01' \
      >"${new}"
    fi
  done
}

if [ -f '#ETCDIR#/simple-pki/ca/root-ca.crt' ]; then
  if [ ! -f '#ETCDIR#/simple-pki/ca/root-ca.old.crt' ] \
  || [ "$(stat -c%Y '#ETCDIR#/simple-pki/ca/root-ca.old.crt')" -lt "$(($(date +%s)-60*60*24*ca_keep_duration))" ]; then
    move_old_ca 'root-ca'
  else
    >&2 echo 'nothing to do: "old" root certificate is too new'
    exit
  fi
fi

level_ground_for_new_ca 'root-ca'

if [ -f '#ETCDIR#/simple-pki/ca/signing-ca.crt' ]; then
  move_old_ca 'signing-ca'
fi

level_ground_for_new_ca 'signing-ca'

CA=root-ca CA_TYPE='Root' openssl req -new \
  -config '#ETCDIR#/simple-pki/ca-ssl.conf' \
  -out '#ETCDIR#/simple-pki/ca/root-ca.csr' \
  -keyout '#ETCDIR#/simple-pki/ca/root-ca/private/root-ca.key'

CA=root-ca CA_TYPE='Root' openssl ca -batch -name root_ca -selfsign \
  -config '#ETCDIR#/simple-pki/ca-ssl.conf' \
  -in '#ETCDIR#/simple-pki/ca/root-ca.csr' \
  -out '#ETCDIR#/simple-pki/ca/root-ca.crt' \
  -extensions root_ca_ext

CA=signing-ca CA_TYPE='Intermediate' openssl req -new \
  -config '#ETCDIR#/simple-pki/ca-ssl.conf' \
  -out '#ETCDIR#/simple-pki/ca/signing-ca.csr' \
  -keyout '#ETCDIR#/simple-pki/ca/signing-ca/private/signing-ca.key'

CA=root-ca CA_TYPE='Root' openssl ca -batch -name root_ca \
  -config '#ETCDIR#/simple-pki/ca-ssl.conf' \
  -in '#ETCDIR#/simple-pki/ca/signing-ca.csr' \
  -out '#ETCDIR#/simple-pki/ca/signing-ca.crt' \
  -extensions signing_ca_ext

rm \
  '#ETCDIR#/simple-pki/ca/root-ca.csr' \
  '#ETCDIR#/simple-pki/ca/signing-ca.csr'

rsync --ignore-missing-args \
  '#ETCDIR#/simple-pki/ca/root-ca'{,.old}'.crt' \
  "${remote_host}:${remote_dir}/"

(
  cd '#ETCDIR#/simple-pki/ca/'
  find . -maxdepth 1 \
    -type f \( \
      -name root-ca.crt -o \
      -name root-ca.old.crt \
    \) \
    -printf '%TY-%Tm-%TdT%TT ' \
    -exec sha512sum {} \; \
  | sed '
    s/\.[0-9]\+ / /
    s@\s\s\+\(\S\+/\)\?@ @
  '
) \
| ssh "${remote_host}" '
  cd "'"${remote_dir}"'"
  while read -r time sum file; do
    for f in ????-??-??T??\:??\:??".${file}"; do
      [ -f "${f}" ] || continue
      if [ $(date -d"$(openssl x509 -noout -enddate -in "${f}" | cut -d= -f2)" +%s) -ge $(($(date +%s)-24*60*60*30)) ]; then
        rm "${f}"
        sed -i '"'"'
          /^[0-9a-f]\{128\}  '"'"'"${f//./\\.}"'"'"'$/d
        '"'"' sha512sums
      fi
    done
    mv "${file}" "${time}.${file}"
    printf '"'"'%s  %s\n'"'"' "${sum}" "${time}.${file}" \
    >> sha512sums
  done
'