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Commit | Line | Data |
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2e8454b4 | 1 | #!/usr/bin/env bash |
a1a9c8a4 LS |
2 | |
3 | # letsencrypt.sh by lukas2511 | |
4 | # Source: https://github.com/lukas2511/letsencrypt.sh | |
0fa381ff LS |
5 | # |
6 | # This script is licensed under The MIT License (see LICENSE for more information). | |
a1a9c8a4 | 7 | |
69f3e78b LS |
8 | set -e |
9 | set -u | |
10 | set -o pipefail | |
da2eeda9 | 11 | [[ -n "${ZSH_VERSION:-}" ]] && set -o SH_WORD_SPLIT && set +o FUNCTION_ARGZERO |
81882a64 | 12 | umask 077 # paranoid umask, we're creating private keys |
61f0b7ed | 13 | |
85a25b56 LS |
14 | # Find directory in which this script is stored by traversing all symbolic links |
15 | SOURCE="${0}" | |
16 | while [ -h "$SOURCE" ]; do # resolve $SOURCE until the file is no longer a symlink | |
17 | DIR="$( cd -P "$( dirname "$SOURCE" )" && pwd )" | |
18 | SOURCE="$(readlink "$SOURCE")" | |
19 | [[ $SOURCE != /* ]] && SOURCE="$DIR/$SOURCE" # if $SOURCE was a relative symlink, we need to resolve it relative to the path where the symlink file was located | |
20 | done | |
21 | SCRIPTDIR="$( cd -P "$( dirname "$SOURCE" )" && pwd )" | |
22 | ||
0e92aba2 MG |
23 | BASEDIR="${SCRIPTDIR}" |
24 | ||
1f6a80a0 LS |
25 | # Create (identifiable) temporary files |
26 | _mktemp() { | |
75985c6a | 27 | # shellcheck disable=SC2068 |
c3dbfe88 | 28 | mktemp ${@:-} "${TMPDIR:-/tmp}/letsencrypt.sh-XXXXXX" |
1f6a80a0 LS |
29 | } |
30 | ||
bc580335 | 31 | # Check for script dependencies |
9f66bfdb | 32 | check_dependencies() { |
0af7f388 | 33 | # just execute some dummy and/or version commands to see if required tools exist and are actually usable |
115041cd | 34 | openssl version > /dev/null 2>&1 || _exiterr "This script requires an openssl binary." |
f7c7d8c5 | 35 | _sed "" < /dev/null > /dev/null 2>&1 || _exiterr "This script requires sed with support for extended (modern) regular expressions." |
4b8883b4 | 36 | command -v grep > /dev/null 2>&1 || _exiterr "This script requires grep." |
1f6a80a0 | 37 | _mktemp -u > /dev/null 2>&1 || _exiterr "This script requires mktemp." |
0af7f388 LS |
38 | |
39 | # curl returns with an error code in some ancient versions so we have to catch that | |
40 | set +e | |
41 | curl -V > /dev/null 2>&1 | |
0af7f388 | 42 | retcode="$?" |
36a03146 | 43 | set -e |
0af7f388 LS |
44 | if [[ ! "${retcode}" = "0" ]] && [[ ! "${retcode}" = "2" ]]; then |
45 | _exiterr "This script requires curl." | |
46 | fi | |
9f66bfdb LS |
47 | } |
48 | ||
ff116396 LS |
49 | # Setup default config values, search for and load configuration files |
50 | load_config() { | |
00810795 LS |
51 | # Check for config in various locations |
52 | if [[ -z "${CONFIG:-}" ]]; then | |
53 | for check_config in "/etc/letsencrypt.sh" "/usr/local/etc/letsencrypt.sh" "${PWD}" "${SCRIPTDIR}"; do | |
54 | if [[ -e "${check_config}/config.sh" ]]; then | |
55 | BASEDIR="${check_config}" | |
56 | CONFIG="${check_config}/config.sh" | |
57 | break | |
58 | fi | |
59 | done | |
60 | fi | |
61 | ||
ff116396 LS |
62 | # Default values |
63 | CA="https://acme-v01.api.letsencrypt.org/directory" | |
64 | LICENSE="https://letsencrypt.org/documents/LE-SA-v1.0.1-July-27-2015.pdf" | |
de173892 | 65 | CHALLENGETYPE="http-01" |
a1cb7ccc | 66 | CONFIG_D= |
ff116396 | 67 | HOOK= |
6e048f7f | 68 | HOOK_CHAIN="no" |
30ad9584 | 69 | RENEW_DAYS="30" |
8aa1a05b LS |
70 | ACCOUNT_KEY= |
71 | ACCOUNT_KEY_JSON= | |
ff116396 | 72 | KEYSIZE="4096" |
9baf3532 | 73 | WELLKNOWN= |
e608dc2b | 74 | PRIVATE_KEY_RENEW="yes" |
c71ca3a8 | 75 | KEY_ALGO=rsa |
f0323faf | 76 | OPENSSL_CNF="$(openssl version -d | cut -d\" -f2)/openssl.cnf" |
ff116396 | 77 | CONTACT_EMAIL= |
9baf3532 | 78 | LOCKFILE= |
1e33cfe5 | 79 | |
81882a64 | 80 | if [[ -z "${CONFIG:-}" ]]; then |
ff116396 | 81 | echo "#" >&2 |
a1cb7ccc | 82 | echo "# !! WARNING !! No main config file found, using default config!" >&2 |
ff116396 | 83 | echo "#" >&2 |
81882a64 | 84 | elif [[ -e "${CONFIG}" ]]; then |
a1cb7ccc | 85 | echo "# INFO: Using main config file ${CONFIG}" |
81882a64 LS |
86 | BASEDIR="$(dirname "${CONFIG}")" |
87 | # shellcheck disable=SC1090 | |
88 | . "${CONFIG}" | |
89 | else | |
f06f764f | 90 | _exiterr "Specified config file doesn't exist." |
81882a64 | 91 | fi |
61f0b7ed | 92 | |
a1cb7ccc DB |
93 | if [[ -n "${CONFIG_D}" ]]; then |
94 | if [[ ! -d "${CONFIG_D}" ]]; then | |
95 | _exiterr "The path ${CONFIG_D} specified for CONFIG_D does not point to a directory." >&2 | |
96 | fi | |
97 | ||
e2d8bfa4 | 98 | for check_config_d in "${CONFIG_D}"/*.sh; do |
a1cb7ccc DB |
99 | if [[ ! -e "${check_config_d}" ]]; then |
100 | echo "# !! WARNING !! Extra configuration directory ${CONFIG_D} exists, but no configuration found in it." >&2 | |
101 | break | |
102 | elif [[ -f "${check_config_d}" ]] && [[ -r "${check_config_d}" ]]; then | |
103 | echo "# INFO: Using additional config file ${check_config_d}" | |
5c68c221 | 104 | # shellcheck disable=SC1090 |
e2d8bfa4 | 105 | . "${check_config_d}" |
a1cb7ccc DB |
106 | else |
107 | _exiterr "Specified additional config ${check_config_d} is not readable or not a file at all." >&2 | |
108 | fi | |
109 | done | |
110 | fi | |
111 | ||
81882a64 LS |
112 | # Remove slash from end of BASEDIR. Mostly for cleaner outputs, doesn't change functionality. |
113 | BASEDIR="${BASEDIR%%/}" | |
401f5f75 | 114 | |
1e33cfe5 | 115 | # Check BASEDIR and set default variables |
f06f764f | 116 | [[ -d "${BASEDIR}" ]] || _exiterr "BASEDIR does not exist: ${BASEDIR}" |
ed27e013 | 117 | |
8aa1a05b LS |
118 | [[ -z "${ACCOUNT_KEY}" ]] && ACCOUNT_KEY="${BASEDIR}/private_key.pem" |
119 | [[ -z "${ACCOUNT_KEY_JSON}" ]] && ACCOUNT_KEY_JSON="${BASEDIR}/private_key.json" | |
9baf3532 DB |
120 | [[ -z "${WELLKNOWN}" ]] && WELLKNOWN="${BASEDIR}/.acme-challenges" |
121 | [[ -z "${LOCKFILE}" ]] && LOCKFILE="${BASEDIR}/lock" | |
122 | ||
de173892 LS |
123 | [[ -n "${PARAM_HOOK:-}" ]] && HOOK="${PARAM_HOOK}" |
124 | [[ -n "${PARAM_CHALLENGETYPE:-}" ]] && CHALLENGETYPE="${PARAM_CHALLENGETYPE}" | |
c71ca3a8 | 125 | [[ -n "${PARAM_KEY_ALGO:-}" ]] && KEY_ALGO="${PARAM_KEY_ALGO}" |
e925b293 | 126 | |
de173892 | 127 | [[ "${CHALLENGETYPE}" =~ (http-01|dns-01) ]] || _exiterr "Unknown challenge type ${CHALLENGETYPE}... can not continue." |
e925b293 | 128 | if [[ "${CHALLENGETYPE}" = "dns-01" ]] && [[ -z "${HOOK}" ]]; then |
de173892 | 129 | _exiterr "Challenge type dns-01 needs a hook script for deployment... can not continue." |
e925b293 | 130 | fi |
c71ca3a8 | 131 | [[ "${KEY_ALGO}" =~ ^(rsa|prime256v1|secp384r1)$ ]] || _exiterr "Unknown public key algorithm ${KEY_ALGO}... can not continue." |
ff116396 LS |
132 | } |
133 | ||
93cd114f | 134 | # Initialize system |
ff116396 LS |
135 | init_system() { |
136 | load_config | |
81882a64 | 137 | |
1e33cfe5 | 138 | # Lockfile handling (prevents concurrent access) |
291b9f24 | 139 | LOCKDIR="$(dirname "${LOCKFILE}")" |
61ba0daf | 140 | [[ -w "${LOCKDIR}" ]] || _exiterr "Directory ${LOCKDIR} for LOCKFILE ${LOCKFILE} is not writable, aborting." |
93cd114f LS |
141 | ( set -C; date > "${LOCKFILE}" ) 2>/dev/null || _exiterr "Lock file '${LOCKFILE}' present, aborting." |
142 | remove_lock() { rm -f "${LOCKFILE}"; } | |
81882a64 LS |
143 | trap 'remove_lock' EXIT |
144 | ||
81882a64 | 145 | # Get CA URLs |
3a9e97f9 | 146 | CA_DIRECTORY="$(http_request get "${CA}")" |
81882a64 LS |
147 | CA_NEW_CERT="$(printf "%s" "${CA_DIRECTORY}" | get_json_string_value new-cert)" && |
148 | CA_NEW_AUTHZ="$(printf "%s" "${CA_DIRECTORY}" | get_json_string_value new-authz)" && | |
149 | CA_NEW_REG="$(printf "%s" "${CA_DIRECTORY}" | get_json_string_value new-reg)" && | |
10d9f342 | 150 | # shellcheck disable=SC2015 |
81882a64 | 151 | CA_REVOKE_CERT="$(printf "%s" "${CA_DIRECTORY}" | get_json_string_value revoke-cert)" || |
93cd114f | 152 | _exiterr "Problem retrieving ACME/CA-URLs, check if your configured CA points to the directory entrypoint." |
81882a64 | 153 | |
93cd114f LS |
154 | # Export some environment variables to be used in hook script |
155 | export WELLKNOWN BASEDIR CONFIG | |
0e92aba2 | 156 | |
93cd114f LS |
157 | # Checking for private key ... |
158 | register_new_key="no" | |
8aa1a05b | 159 | if [[ -n "${PARAM_ACCOUNT_KEY:-}" ]]; then |
0e92aba2 | 160 | # a private key was specified from the command line so use it for this run |
8aa1a05b LS |
161 | echo "Using private key ${PARAM_ACCOUNT_KEY} instead of account key" |
162 | ACCOUNT_KEY="${PARAM_ACCOUNT_KEY}" | |
163 | ACCOUNT_KEY_JSON="${PARAM_ACCOUNT_KEY}.json" | |
0e92aba2 MG |
164 | else |
165 | # Check if private account key exists, if it doesn't exist yet generate a new one (rsa key) | |
8aa1a05b | 166 | if [[ ! -e "${ACCOUNT_KEY}" ]]; then |
81882a64 | 167 | echo "+ Generating account key..." |
8aa1a05b | 168 | _openssl genrsa -out "${ACCOUNT_KEY}" "${KEYSIZE}" |
93cd114f | 169 | register_new_key="yes" |
81882a64 | 170 | fi |
81882a64 | 171 | fi |
8aa1a05b | 172 | openssl rsa -in "${ACCOUNT_KEY}" -check 2>/dev/null > /dev/null || _exiterr "Account key is not valid, can not continue." |
1ab6a436 | 173 | |
81882a64 | 174 | # Get public components from private key and calculate thumbprint |
8aa1a05b LS |
175 | pubExponent64="$(printf '%x' "$(openssl rsa -in "${ACCOUNT_KEY}" -noout -text | awk '/publicExponent/ {print $2}')" | hex2bin | urlbase64)" |
176 | pubMod64="$(openssl rsa -in "${ACCOUNT_KEY}" -noout -modulus | cut -d'=' -f2 | hex2bin | urlbase64)" | |
81882a64 | 177 | |
21c18dd3 | 178 | thumbprint="$(printf '{"e":"%s","kty":"RSA","n":"%s"}' "${pubExponent64}" "${pubMod64}" | openssl dgst -sha256 -binary | urlbase64)" |
81882a64 LS |
179 | |
180 | # If we generated a new private key in the step above we have to register it with the acme-server | |
93cd114f | 181 | if [[ "${register_new_key}" = "yes" ]]; then |
81882a64 | 182 | echo "+ Registering account key with letsencrypt..." |
93cd114f LS |
183 | [[ ! -z "${CA_NEW_REG}" ]] || _exiterr "Certificate authority doesn't allow registrations." |
184 | # If an email for the contact has been provided then adding it to the registration request | |
81882a64 | 185 | if [[ -n "${CONTACT_EMAIL}" ]]; then |
8aa1a05b | 186 | signed_request "${CA_NEW_REG}" '{"resource": "new-reg", "contact":["mailto:'"${CONTACT_EMAIL}"'"], "agreement": "'"$LICENSE"'"}' > "${ACCOUNT_KEY_JSON}" |
81882a64 | 187 | else |
8aa1a05b | 188 | signed_request "${CA_NEW_REG}" '{"resource": "new-reg", "agreement": "'"$LICENSE"'"}' > "${ACCOUNT_KEY_JSON}" |
81882a64 LS |
189 | fi |
190 | fi | |
181dd0ff | 191 | |
d9de894c JTM |
192 | if [[ "${CHALLENGETYPE}" = "http-01" && ! -d "${WELLKNOWN}" ]]; then |
193 | _exiterr "WELLKNOWN directory doesn't exist, please create ${WELLKNOWN} and set appropriate permissions." | |
194 | fi | |
81882a64 | 195 | } |
c24843c6 | 196 | |
f7c7d8c5 LS |
197 | # Different sed version for different os types... |
198 | _sed() { | |
c3c9ff4c | 199 | if [[ "${OSTYPE}" = "Linux" ]]; then |
f7c7d8c5 LS |
200 | sed -r "${@}" |
201 | else | |
202 | sed -E "${@}" | |
203 | fi | |
204 | } | |
205 | ||
9f66bfdb LS |
206 | # Print error message and exit with error |
207 | _exiterr() { | |
208 | echo "ERROR: ${1}" >&2 | |
209 | exit 1 | |
210 | } | |
211 | ||
994803bf | 212 | # Encode data as url-safe formatted base64 |
61f0b7ed | 213 | urlbase64() { |
c6e60302 | 214 | # urlbase64: base64 encoded string with '+' replaced with '-' and '/' replaced with '_' |
f7c7d8c5 | 215 | openssl base64 -e | tr -d '\n\r' | _sed -e 's:=*$::g' -e 'y:+/:-_:' |
61f0b7ed | 216 | } |
91ce50af | 217 | |
16bef17e | 218 | # Convert hex string to binary data |
9fe313d8 | 219 | hex2bin() { |
16bef17e | 220 | # Remove spaces, add leading zero, escape as hex string and parse with printf |
f7c7d8c5 | 221 | printf -- "$(cat | _sed -e 's/[[:space:]]//g' -e 's/^(.(.{2})*)$/0\1/' -e 's/(.{2})/\\x\1/g')" |
9fe313d8 | 222 | } |
61f0b7ed | 223 | |
bc580335 | 224 | # Get string value from json dictionary |
09729186 | 225 | get_json_string_value() { |
5c68c221 LS |
226 | local filter |
227 | filter=$(printf 's/.*"%s": *"\([^"]*\)".*/\\1/p' "$1") | |
228 | sed -n "${filter}" | |
09729186 LS |
229 | } |
230 | ||
cc605a22 LS |
231 | # OpenSSL writes to stderr/stdout even when there are no errors. So just |
232 | # display the output if the exit code was != 0 to simplify debugging. | |
233 | _openssl() { | |
234 | set +e | |
235 | out="$(openssl "${@}" 2>&1)" | |
236 | res=$? | |
237 | set -e | |
39c01fd7 LS |
238 | if [[ ${res} -ne 0 ]]; then |
239 | echo " + ERROR: failed to run $* (Exitcode: ${res})" >&2 | |
cc605a22 LS |
240 | echo >&2 |
241 | echo "Details:" >&2 | |
39c01fd7 | 242 | echo "${out}" >&2 |
676d15c5 | 243 | echo >&2 |
39c01fd7 | 244 | exit ${res} |
cc605a22 LS |
245 | fi |
246 | } | |
247 | ||
59f16407 | 248 | # Send http(s) request with specified method |
3a9e97f9 | 249 | http_request() { |
1f6a80a0 | 250 | tempcont="$(_mktemp)" |
3cb292cb | 251 | |
1233dc95 | 252 | set +e |
dd5f36e5 | 253 | if [[ "${1}" = "head" ]]; then |
3cb292cb | 254 | statuscode="$(curl -s -w "%{http_code}" -o "${tempcont}" "${2}" -I)" |
1233dc95 | 255 | curlret="${?}" |
dd5f36e5 | 256 | elif [[ "${1}" = "get" ]]; then |
3cb292cb | 257 | statuscode="$(curl -s -w "%{http_code}" -o "${tempcont}" "${2}")" |
1233dc95 | 258 | curlret="${?}" |
dd5f36e5 | 259 | elif [[ "${1}" = "post" ]]; then |
3cb292cb | 260 | statuscode="$(curl -s -w "%{http_code}" -o "${tempcont}" "${2}" -d "${3}")" |
1233dc95 | 261 | curlret="${?}" |
59f16407 | 262 | else |
1233dc95 | 263 | set -e |
59f16407 | 264 | _exiterr "Unknown request method: ${1}" |
91ce50af | 265 | fi |
1233dc95 LS |
266 | set -e |
267 | ||
268 | if [[ ! "${curlret}" = "0" ]]; then | |
269 | _exiterr "Problem connecting to server (curl returned with ${curlret})" | |
270 | fi | |
dd5f36e5 | 271 | |
3cb292cb | 272 | if [[ ! "${statuscode:0:1}" = "2" ]]; then |
84fac541 | 273 | echo " + ERROR: An error occurred while sending ${1}-request to ${2} (Status ${statuscode})" >&2 |
3cb292cb LS |
274 | echo >&2 |
275 | echo "Details:" >&2 | |
9e79c066 | 276 | cat "${tempcont}" >&2 |
3cb292cb | 277 | rm -f "${tempcont}" |
c24843c6 | 278 | |
279 | # Wait for hook script to clean the challenge if used | |
676d15c5 | 280 | if [[ -n "${HOOK}" ]] && [[ "${HOOK_CHAIN}" != "yes" ]] && [[ -n "${challenge_token:+set}" ]]; then |
2099c77f | 281 | "${HOOK}" "clean_challenge" '' "${challenge_token}" "${keyauth}" |
c24843c6 | 282 | fi |
283 | ||
8f6c2328 | 284 | # remove temporary domains.txt file if used |
79ff846e | 285 | [[ -n "${PARAM_DOMAIN:-}" && -n "${DOMAINS_TXT:-}" ]] && rm "${DOMAINS_TXT}" |
dd5f36e5 | 286 | exit 1 |
130ea6ab | 287 | fi |
dd5f36e5 | 288 | |
31111265 | 289 | cat "${tempcont}" |
3cb292cb | 290 | rm -f "${tempcont}" |
91ce50af | 291 | } |
81882a64 | 292 | |
1446fd88 | 293 | # Send signed request |
61f0b7ed | 294 | signed_request() { |
c6e60302 | 295 | # Encode payload as urlbase64 |
4aa48d33 | 296 | payload64="$(printf '%s' "${2}" | urlbase64)" |
61f0b7ed | 297 | |
c6e60302 | 298 | # Retrieve nonce from acme-server |
994803bf | 299 | nonce="$(http_request head "${CA}" | grep Replay-Nonce: | awk -F ': ' '{print $2}' | tr -d '\n\r')" |
61f0b7ed | 300 | |
c6e60302 | 301 | # Build header with just our public key and algorithm information |
61f0b7ed LS |
302 | header='{"alg": "RS256", "jwk": {"e": "'"${pubExponent64}"'", "kty": "RSA", "n": "'"${pubMod64}"'"}}' |
303 | ||
c6e60302 | 304 | # Build another header which also contains the previously received nonce and encode it as urlbase64 |
61f0b7ed | 305 | protected='{"alg": "RS256", "jwk": {"e": "'"${pubExponent64}"'", "kty": "RSA", "n": "'"${pubMod64}"'"}, "nonce": "'"${nonce}"'"}' |
4aa48d33 | 306 | protected64="$(printf '%s' "${protected}" | urlbase64)" |
61f0b7ed | 307 | |
c6e60302 | 308 | # Sign header with nonce and our payload with our private key and encode signature as urlbase64 |
8aa1a05b | 309 | signed64="$(printf '%s' "${protected64}.${payload64}" | openssl dgst -sha256 -sign "${ACCOUNT_KEY}" | urlbase64)" |
61f0b7ed | 310 | |
c6e60302 | 311 | # Send header + extended header + payload + signature to the acme-server |
61f0b7ed LS |
312 | data='{"header": '"${header}"', "protected": "'"${protected64}"'", "payload": "'"${payload64}"'", "signature": "'"${signed64}"'"}' |
313 | ||
3a9e97f9 | 314 | http_request post "${1}" "${data}" |
61f0b7ed LS |
315 | } |
316 | ||
a62968c9 NL |
317 | # Extracts all subject names from a CSR |
318 | # Outputs either the CN, or the SANs, one per line | |
319 | extract_altnames() { | |
320 | csr="${1}" # the CSR itself (not a file) | |
81882a64 | 321 | |
a62968c9 NL |
322 | if ! <<<"${csr}" openssl req -verify -noout 2>/dev/null; then |
323 | _exiterr "Certificate signing request isn't valid" | |
09729186 | 324 | fi |
3cc587c2 | 325 | |
a62968c9 | 326 | reqtext="$( <<<"${csr}" openssl req -noout -text )" |
39c01fd7 | 327 | if <<<"${reqtext}" grep -q '^[[:space:]]*X509v3 Subject Alternative Name:[[:space:]]*$'; then |
a62968c9 NL |
328 | # SANs used, extract these |
329 | altnames="$( <<<"${reqtext}" grep -A1 '^[[:space:]]*X509v3 Subject Alternative Name:[[:space:]]*$' | tail -n1 )" | |
330 | # split to one per line: | |
5c68c221 | 331 | # shellcheck disable=SC1003 |
34f94322 | 332 | altnames="$( <<<"${altnames}" _sed -e 's/^[[:space:]]*//; s/, /\'$'\n''/g' )" |
a62968c9 | 333 | # we can only get DNS: ones signed |
5c68c221 | 334 | if grep -qv '^DNS:' <<<"${altnames}"; then |
a62968c9 NL |
335 | _exiterr "Certificate signing request contains non-DNS Subject Alternative Names" |
336 | fi | |
337 | # strip away the DNS: prefix | |
338 | altnames="$( <<<"${altnames}" _sed -e 's/^DNS://' )" | |
39c01fd7 | 339 | echo "${altnames}" |
a62968c9 NL |
340 | |
341 | else | |
342 | # No SANs, extract CN | |
343 | altnames="$( <<<"${reqtext}" grep '^[[:space:]]*Subject:' | _sed -e 's/.* CN=([^ /,]*).*/\1/' )" | |
39c01fd7 | 344 | echo "${altnames}" |
3dbbb461 | 345 | fi |
a62968c9 | 346 | } |
3dbbb461 | 347 | |
50e7a072 NL |
348 | # Create certificate for domain(s) and outputs it FD 3 |
349 | sign_csr() { | |
350 | csr="${1}" # the CSR itself (not a file) | |
81882a64 | 351 | |
50e7a072 NL |
352 | if { true >&3; } 2>/dev/null; then |
353 | : # fd 3 looks OK | |
354 | else | |
355 | _exiterr "sign_csr: FD 3 not open" | |
61f0b7ed LS |
356 | fi |
357 | ||
50e7a072 NL |
358 | shift 1 || true |
359 | altnames="${*:-}" | |
39c01fd7 LS |
360 | if [ -z "${altnames}" ]; then |
361 | altnames="$( extract_altnames "${csr}" )" | |
a62968c9 | 362 | fi |
3dbbb461 | 363 | |
50e7a072 NL |
364 | if [[ -z "${CA_NEW_AUTHZ}" ]] || [[ -z "${CA_NEW_CERT}" ]]; then |
365 | _exiterr "Certificate authority doesn't allow certificate signing" | |
61f0b7ed | 366 | fi |
c6e60302 | 367 | |
6e048f7f | 368 | local idx=0 |
da2eeda9 LS |
369 | if [[ -n "${ZSH_VERSION:-}" ]]; then |
370 | local -A challenge_uris challenge_tokens keyauths deploy_args | |
371 | else | |
372 | local -a challenge_uris challenge_tokens keyauths deploy_args | |
373 | fi | |
39c01fd7 | 374 | |
6e048f7f | 375 | # Request challenges |
1446fd88 | 376 | for altname in ${altnames}; do |
c6e60302 | 377 | # Ask the acme-server for new challenge token and extract them from the resulting json block |
579e2316 | 378 | echo " + Requesting challenge for ${altname}..." |
09729186 | 379 | response="$(signed_request "${CA_NEW_AUTHZ}" '{"resource": "new-authz", "identifier": {"type": "dns", "value": "'"${altname}"'"}}')" |
61f0b7ed | 380 | |
4b8883b4 | 381 | challenges="$(printf '%s\n' "${response}" | sed -n 's/.*\("challenges":[^\[]*\[[^]]*]\).*/\1/p')" |
526843d6 | 382 | repl=$'\n''{' # fix syntax highlighting in Vim |
e925b293 | 383 | challenge="$(printf "%s" "${challenges//\{/${repl}}" | grep \""${CHALLENGETYPE}"\")" |
f7c7d8c5 | 384 | challenge_token="$(printf '%s' "${challenge}" | get_json_string_value token | _sed 's/[^A-Za-z0-9_\-]/_/g')" |
09729186 | 385 | challenge_uri="$(printf '%s' "${challenge}" | get_json_string_value uri)" |
61f0b7ed | 386 | |
dd5f36e5 | 387 | if [[ -z "${challenge_token}" ]] || [[ -z "${challenge_uri}" ]]; then |
1446fd88 | 388 | _exiterr "Can't retrieve challenges (${response})" |
abb95693 LS |
389 | fi |
390 | ||
c6e60302 | 391 | # Challenge response consists of the challenge token and the thumbprint of our public certificate |
61f0b7ed LS |
392 | keyauth="${challenge_token}.${thumbprint}" |
393 | ||
de173892 LS |
394 | case "${CHALLENGETYPE}" in |
395 | "http-01") | |
396 | # Store challenge response in well-known location and make world-readable (so that a webserver can access it) | |
397 | printf '%s' "${keyauth}" > "${WELLKNOWN}/${challenge_token}" | |
398 | chmod a+r "${WELLKNOWN}/${challenge_token}" | |
399 | keyauth_hook="${keyauth}" | |
400 | ;; | |
401 | "dns-01") | |
402 | # Generate DNS entry content for dns-01 validation | |
21c18dd3 | 403 | keyauth_hook="$(printf '%s' "${keyauth}" | openssl dgst -sha256 -binary | urlbase64)" |
de173892 LS |
404 | ;; |
405 | esac | |
61f0b7ed | 406 | |
39c01fd7 LS |
407 | challenge_uris[${idx}]="${challenge_uri}" |
408 | keyauths[${idx}]="${keyauth}" | |
409 | challenge_tokens[${idx}]="${challenge_token}" | |
6e048f7f | 410 | # Note: assumes args will never have spaces! |
39c01fd7 | 411 | deploy_args[${idx}]="${altname} ${challenge_token} ${keyauth_hook}" |
6e048f7f GD |
412 | idx=$((idx+1)) |
413 | done | |
414 | ||
415 | # Wait for hook script to deploy the challenges if used | |
5c68c221 | 416 | # shellcheck disable=SC2068 |
2099c77f | 417 | [[ -n "${HOOK}" ]] && [[ "${HOOK_CHAIN}" = "yes" ]] && "${HOOK}" "deploy_challenge" ${deploy_args[@]} |
6e048f7f GD |
418 | |
419 | # Respond to challenges | |
420 | idx=0 | |
421 | for altname in ${altnames}; do | |
39c01fd7 LS |
422 | challenge_token="${challenge_tokens[${idx}]}" |
423 | keyauth="${keyauths[${idx}]}" | |
6e048f7f | 424 | |
b33f1288 | 425 | # Wait for hook script to deploy the challenge if used |
5c68c221 | 426 | # shellcheck disable=SC2086 |
2099c77f | 427 | [[ -n "${HOOK}" ]] && [[ "${HOOK_CHAIN}" != "yes" ]] && "${HOOK}" "deploy_challenge" ${deploy_args[${idx}]} |
b33f1288 | 428 | |
1446fd88 | 429 | # Ask the acme-server to verify our challenge and wait until it is no longer pending |
579e2316 | 430 | echo " + Responding to challenge for ${altname}..." |
39c01fd7 | 431 | result="$(signed_request "${challenge_uris[${idx}]}" '{"resource": "challenge", "keyAuthorization": "'"${keyauth}"'"}')" |
61f0b7ed | 432 | |
da2eeda9 | 433 | reqstatus="$(printf '%s\n' "${result}" | get_json_string_value status)" |
61f0b7ed | 434 | |
da2eeda9 | 435 | while [[ "${reqstatus}" = "pending" ]]; do |
c6e60302 | 436 | sleep 1 |
39c01fd7 | 437 | result="$(http_request get "${challenge_uris[${idx}]}")" |
da2eeda9 | 438 | reqstatus="$(printf '%s\n' "${result}" | get_json_string_value status)" |
61f0b7ed LS |
439 | done |
440 | ||
de173892 | 441 | [[ "${CHALLENGETYPE}" = "http-01" ]] && rm -f "${WELLKNOWN}/${challenge_token}" |
81882a64 | 442 | |
ab301951 | 443 | # Wait for hook script to clean the challenge if used |
6e048f7f | 444 | if [[ -n "${HOOK}" ]] && [[ "${HOOK_CHAIN}" != "yes" ]] && [[ -n "${challenge_token}" ]]; then |
5c68c221 | 445 | # shellcheck disable=SC2086 |
2099c77f | 446 | "${HOOK}" "clean_challenge" ${deploy_args[${idx}]} |
ab301951 | 447 | fi |
6e048f7f | 448 | idx=$((idx+1)) |
81882a64 | 449 | |
da2eeda9 | 450 | if [[ "${reqstatus}" = "valid" ]]; then |
579e2316 | 451 | echo " + Challenge is valid!" |
76a37834 | 452 | else |
6e048f7f | 453 | break |
76a37834 | 454 | fi |
61f0b7ed LS |
455 | done |
456 | ||
6e048f7f | 457 | # Wait for hook script to clean the challenges if used |
5c68c221 | 458 | # shellcheck disable=SC2068 |
75be937a | 459 | [[ -n "${HOOK}" ]] && [[ "${HOOK_CHAIN}" = "yes" ]] && "${HOOK}" "clean_challenge" ${deploy_args[@]} |
6e048f7f | 460 | |
da2eeda9 | 461 | if [[ "${reqstatus}" != "valid" ]]; then |
6e048f7f GD |
462 | # Clean up any remaining challenge_tokens if we stopped early |
463 | if [[ "${CHALLENGETYPE}" = "http-01" ]]; then | |
39c01fd7 LS |
464 | while [ ${idx} -lt ${#challenge_tokens[@]} ]; do |
465 | rm -f "${WELLKNOWN}/${challenge_tokens[${idx}]}" | |
6e048f7f GD |
466 | idx=$((idx+1)) |
467 | done | |
468 | fi | |
469 | ||
da2eeda9 | 470 | _exiterr "Challenge is invalid! (returned: ${reqstatus}) (result: ${result})" |
6e048f7f GD |
471 | fi |
472 | ||
b7439a83 | 473 | # Finally request certificate from the acme-server and store it in cert-${timestamp}.pem and link from cert.pem |
579e2316 | 474 | echo " + Requesting certificate..." |
50e7a072 | 475 | csr64="$( <<<"${csr}" openssl req -outform DER | urlbase64)" |
09729186 | 476 | crt64="$(signed_request "${CA_NEW_CERT}" '{"resource": "new-cert", "csr": "'"${csr64}"'"}' | openssl base64 -e)" |
50e7a072 | 477 | crt="$( printf -- '-----BEGIN CERTIFICATE-----\n%s\n-----END CERTIFICATE-----\n' "${crt64}" )" |
1446fd88 LS |
478 | |
479 | # Try to load the certificate to detect corruption | |
a4e7c43a | 480 | echo " + Checking certificate..." |
50e7a072 NL |
481 | _openssl x509 -text <<<"${crt}" |
482 | ||
483 | echo "${crt}" >&3 | |
484 | ||
485 | unset challenge_token | |
486 | echo " + Done!" | |
487 | } | |
488 | ||
489 | # Create certificate for domain(s) | |
490 | sign_domain() { | |
491 | domain="${1}" | |
492 | altnames="${*}" | |
493 | timestamp="$(date +%s)" | |
494 | ||
495 | echo " + Signing domains..." | |
496 | if [[ -z "${CA_NEW_AUTHZ}" ]] || [[ -z "${CA_NEW_CERT}" ]]; then | |
497 | _exiterr "Certificate authority doesn't allow certificate signing" | |
498 | fi | |
499 | ||
500 | # If there is no existing certificate directory => make it | |
501 | if [[ ! -e "${BASEDIR}/certs/${domain}" ]]; then | |
502 | echo " + Creating new directory ${BASEDIR}/certs/${domain} ..." | |
503 | mkdir -p "${BASEDIR}/certs/${domain}" | |
504 | fi | |
505 | ||
af2bc7a9 LS |
506 | privkey="privkey.pem" |
507 | # generate a new private key if we need or want one | |
508 | if [[ ! -r "${BASEDIR}/certs/${domain}/privkey.pem" ]] || [[ "${PRIVATE_KEY_RENEW}" = "yes" ]]; then | |
509 | echo " + Generating private key..." | |
510 | privkey="privkey-${timestamp}.pem" | |
511 | case "${KEY_ALGO}" in | |
512 | rsa) _openssl genrsa -out "${BASEDIR}/certs/${domain}/privkey-${timestamp}.pem" "${KEYSIZE}";; | |
513 | prime256v1|secp384r1) _openssl ecparam -genkey -name "${KEY_ALGO}" -out "${BASEDIR}/certs/${domain}/privkey-${timestamp}.pem";; | |
514 | esac | |
515 | fi | |
50e7a072 NL |
516 | |
517 | # Generate signing request config and the actual signing request | |
518 | echo " + Generating signing request..." | |
519 | SAN="" | |
520 | for altname in ${altnames}; do | |
521 | SAN+="DNS:${altname}, " | |
522 | done | |
523 | SAN="${SAN%%, }" | |
524 | local tmp_openssl_cnf | |
1f6a80a0 | 525 | tmp_openssl_cnf="$(_mktemp)" |
50e7a072 NL |
526 | cat "${OPENSSL_CNF}" > "${tmp_openssl_cnf}" |
527 | printf "[SAN]\nsubjectAltName=%s" "${SAN}" >> "${tmp_openssl_cnf}" | |
528 | openssl req -new -sha256 -key "${BASEDIR}/certs/${domain}/${privkey}" -out "${BASEDIR}/certs/${domain}/cert-${timestamp}.csr" -subj "/CN=${domain}/" -reqexts SAN -config "${tmp_openssl_cnf}" | |
529 | rm -f "${tmp_openssl_cnf}" | |
530 | ||
531 | crt_path="${BASEDIR}/certs/${domain}/cert-${timestamp}.pem" | |
5c68c221 | 532 | # shellcheck disable=SC2086 |
50e7a072 | 533 | sign_csr "$(< "${BASEDIR}/certs/${domain}/cert-${timestamp}.csr" )" ${altnames} 3>"${crt_path}" |
329acb58 LS |
534 | |
535 | # Create fullchain.pem | |
1eb6f6d2 LS |
536 | echo " + Creating fullchain.pem..." |
537 | cat "${crt_path}" > "${BASEDIR}/certs/${domain}/fullchain-${timestamp}.pem" | |
3a9e97f9 | 538 | http_request get "$(openssl x509 -in "${BASEDIR}/certs/${domain}/cert-${timestamp}.pem" -noout -text | grep 'CA Issuers - URI:' | cut -d':' -f2-)" > "${BASEDIR}/certs/${domain}/chain-${timestamp}.pem" |
1446fd88 | 539 | if ! grep -q "BEGIN CERTIFICATE" "${BASEDIR}/certs/${domain}/chain-${timestamp}.pem"; then |
a733f789 LS |
540 | openssl x509 -in "${BASEDIR}/certs/${domain}/chain-${timestamp}.pem" -inform DER -out "${BASEDIR}/certs/${domain}/chain-${timestamp}.pem" -outform PEM |
541 | fi | |
a733f789 | 542 | cat "${BASEDIR}/certs/${domain}/chain-${timestamp}.pem" >> "${BASEDIR}/certs/${domain}/fullchain-${timestamp}.pem" |
329acb58 | 543 | |
1446fd88 LS |
544 | # Update symlinks |
545 | [[ "${privkey}" = "privkey.pem" ]] || ln -sf "privkey-${timestamp}.pem" "${BASEDIR}/certs/${domain}/privkey.pem" | |
f343dc11 | 546 | |
1446fd88 LS |
547 | ln -sf "chain-${timestamp}.pem" "${BASEDIR}/certs/${domain}/chain.pem" |
548 | ln -sf "fullchain-${timestamp}.pem" "${BASEDIR}/certs/${domain}/fullchain.pem" | |
3f6ff8f7 SR |
549 | ln -sf "cert-${timestamp}.csr" "${BASEDIR}/certs/${domain}/cert.csr" |
550 | ln -sf "cert-${timestamp}.pem" "${BASEDIR}/certs/${domain}/cert.pem" | |
f343dc11 | 551 | |
c24843c6 | 552 | # Wait for hook script to clean the challenge and to deploy cert if used |
d5c9dd65 LS |
553 | export KEY_ALGO |
554 | [[ -n "${HOOK}" ]] && "${HOOK}" "deploy_cert" "${domain}" "${BASEDIR}/certs/${domain}/privkey.pem" "${BASEDIR}/certs/${domain}/cert.pem" "${BASEDIR}/certs/${domain}/fullchain.pem" "${BASEDIR}/certs/${domain}/chain.pem" "${timestamp}" | |
c24843c6 | 555 | |
556 | unset challenge_token | |
579e2316 | 557 | echo " + Done!" |
61f0b7ed LS |
558 | } |
559 | ||
0a859a19 | 560 | # Usage: --cron (-c) |
083c6736 | 561 | # Description: Sign/renew non-existant/changed/expiring certificates. |
8f6c2328 | 562 | command_sign_domains() { |
9f66bfdb LS |
563 | init_system |
564 | ||
8f6c2328 | 565 | if [[ -n "${PARAM_DOMAIN:-}" ]]; then |
1f6a80a0 | 566 | DOMAINS_TXT="$(_mktemp)" |
93cd114f LS |
567 | printf -- "${PARAM_DOMAIN}" > "${DOMAINS_TXT}" |
568 | elif [[ -e "${BASEDIR}/domains.txt" ]]; then | |
569 | DOMAINS_TXT="${BASEDIR}/domains.txt" | |
570 | else | |
571 | _exiterr "domains.txt not found and --domain not given" | |
8f6c2328 | 572 | fi |
93cd114f | 573 | |
81882a64 | 574 | # Generate certificates for all domains found in domains.txt. Check if existing certificate are about to expire |
2099c77f LS |
575 | ORIGIFS="${IFS}" |
576 | IFS=$'\n' | |
33f07fcc | 577 | for line in $(<"${DOMAINS_TXT}" tr -d '\r' | tr '[:upper:]' '[:lower:]' | _sed -e 's/^[[:space:]]*//g' -e 's/[[:space:]]*$//g' -e 's/[[:space:]]+/ /g' | (grep -vE '^(#|$)' || true)); do |
2099c77f | 578 | IFS="${ORIGIFS}" |
81882a64 | 579 | domain="$(printf '%s\n' "${line}" | cut -d' ' -f1)" |
8f6c2328 | 580 | morenames="$(printf '%s\n' "${line}" | cut -s -d' ' -f2-)" |
81882a64 | 581 | cert="${BASEDIR}/certs/${domain}/cert.pem" |
f9126627 | 582 | |
2d097c92 MG |
583 | force_renew="${PARAM_FORCE:-no}" |
584 | ||
8f6c2328 MG |
585 | if [[ -z "${morenames}" ]];then |
586 | echo "Processing ${domain}" | |
587 | else | |
93cd114f | 588 | echo "Processing ${domain} with alternative names: ${morenames}" |
8f6c2328 MG |
589 | fi |
590 | ||
81882a64 | 591 | if [[ -e "${cert}" ]]; then |
93cd114f | 592 | printf " + Checking domain name(s) of existing cert..." |
2d097c92 | 593 | |
f7c7d8c5 LS |
594 | certnames="$(openssl x509 -in "${cert}" -text -noout | grep DNS: | _sed 's/DNS://g' | tr -d ' ' | tr ',' '\n' | sort -u | tr '\n' ' ' | _sed 's/ $//')" |
595 | givennames="$(echo "${domain}" "${morenames}"| tr ' ' '\n' | sort -u | tr '\n' ' ' | _sed 's/ $//' | _sed 's/^ //')" | |
2d097c92 MG |
596 | |
597 | if [[ "${certnames}" = "${givennames}" ]]; then | |
598 | echo " unchanged." | |
599 | else | |
600 | echo " changed!" | |
601 | echo " + Domain name(s) are not matching!" | |
602 | echo " + Names in old certificate: ${certnames}" | |
603 | echo " + Configured names: ${givennames}" | |
604 | echo " + Forcing renew." | |
605 | force_renew="yes" | |
606 | fi | |
607 | fi | |
608 | ||
609 | if [[ -e "${cert}" ]]; then | |
610 | echo " + Checking expire date of existing cert..." | |
81882a64 | 611 | valid="$(openssl x509 -enddate -noout -in "${cert}" | cut -d= -f2- )" |
8221727a | 612 | |
93cd114f | 613 | printf " + Valid till %s " "${valid}" |
81882a64 | 614 | if openssl x509 -checkend $((RENEW_DAYS * 86400)) -noout -in "${cert}"; then |
93cd114f | 615 | printf "(Longer than %d days). " "${RENEW_DAYS}" |
2d097c92 MG |
616 | if [[ "${force_renew}" = "yes" ]]; then |
617 | echo "Ignoring because renew was forced!" | |
8f6c2328 | 618 | else |
705fb54e | 619 | # Certificate-Names unchanged and cert is still valid |
dd33de59 | 620 | echo "Skipping renew!" |
705fb54e | 621 | [[ -n "${HOOK}" ]] && "${HOOK}" "unchanged_cert" "${domain}" "${BASEDIR}/certs/${domain}/privkey.pem" "${BASEDIR}/certs/${domain}/cert.pem" "${BASEDIR}/certs/${domain}/fullchain.pem" "${BASEDIR}/certs/${domain}/chain.pem" |
8f6c2328 MG |
622 | continue |
623 | fi | |
624 | else | |
625 | echo "(Less than ${RENEW_DAYS} days). Renewing!" | |
81882a64 | 626 | fi |
81882a64 | 627 | fi |
8221727a | 628 | |
81882a64 | 629 | # shellcheck disable=SC2086 |
93cd114f | 630 | sign_domain ${line} |
a7934fe7 | 631 | done |
f13eaa7f | 632 | |
8f6c2328 | 633 | # remove temporary domains.txt file if used |
93cd114f LS |
634 | [[ -n "${PARAM_DOMAIN:-}" ]] && rm -f "${DOMAINS_TXT}" |
635 | ||
636 | exit 0 | |
81882a64 | 637 | } |
3390080c | 638 | |
429ec400 NL |
639 | # Usage: --signcsr (-s) path/to/csr.pem |
640 | # Description: Sign a given CSR, output CRT on stdout (advanced usage) | |
641 | command_sign_csr() { | |
642 | # redirect stdout to stderr | |
643 | # leave stdout over at fd 3 to output the cert | |
644 | exec 3>&1 1>&2 | |
645 | ||
646 | init_system | |
647 | ||
648 | csrfile="${1}" | |
649 | if [ ! -r "${csrfile}" ]; then | |
650 | _exiterr "Could not read certificate signing request ${csrfile}" | |
651 | fi | |
652 | ||
653 | sign_csr "$(< "${csrfile}" )" | |
654 | ||
655 | exit 0 | |
656 | } | |
657 | ||
0a859a19 LS |
658 | # Usage: --revoke (-r) path/to/cert.pem |
659 | # Description: Revoke specified certificate | |
81882a64 | 660 | command_revoke() { |
9f66bfdb LS |
661 | init_system |
662 | ||
3dcfa8b4 LS |
663 | [[ -n "${CA_REVOKE_CERT}" ]] || _exiterr "Certificate authority doesn't allow certificate revocation." |
664 | ||
81882a64 | 665 | cert="${1}" |
c7018036 MG |
666 | if [[ -L "${cert}" ]]; then |
667 | # follow symlink and use real certificate name (so we move the real file and not the symlink at the end) | |
3bc1cf91 LS |
668 | local link_target |
669 | link_target="$(readlink -n "${cert}")" | |
670 | if [[ "${link_target}" =~ ^/ ]]; then | |
c7018036 MG |
671 | cert="${link_target}" |
672 | else | |
673 | cert="$(dirname "${cert}")/${link_target}" | |
674 | fi | |
675 | fi | |
3dcfa8b4 LS |
676 | [[ -f "${cert}" ]] || _exiterr "Could not find certificate ${cert}" |
677 | ||
81882a64 | 678 | echo "Revoking ${cert}" |
3dcfa8b4 | 679 | |
81882a64 LS |
680 | cert64="$(openssl x509 -in "${cert}" -inform PEM -outform DER | urlbase64)" |
681 | response="$(signed_request "${CA_REVOKE_CERT}" '{"resource": "revoke-cert", "certificate": "'"${cert64}"'"}')" | |
3dcfa8b4 | 682 | # if there is a problem with our revoke request _request (via signed_request) will report this and "exit 1" out |
81882a64 | 683 | # so if we are here, it is safe to assume the request was successful |
3dcfa8b4 LS |
684 | echo " + Done." |
685 | echo " + Renaming certificate to ${cert}-revoked" | |
81882a64 LS |
686 | mv -f "${cert}" "${cert}-revoked" |
687 | } | |
c24843c6 | 688 | |
e60682c0 LS |
689 | # Usage: --cleanup (-gc) |
690 | # Description: Move unused certificate files to archive directory | |
691 | command_cleanup() { | |
dec95fff LS |
692 | load_config |
693 | ||
e60682c0 LS |
694 | # Create global archive directory if not existant |
695 | if [[ ! -e "${BASEDIR}/archive" ]]; then | |
696 | mkdir "${BASEDIR}/archive" | |
697 | fi | |
698 | ||
699 | # Loop over all certificate directories | |
700 | for certdir in "${BASEDIR}/certs/"*; do | |
f9430025 JB |
701 | # Skip if entry is not a folder |
702 | [[ -d "${certdir}" ]] || continue | |
703 | ||
e60682c0 LS |
704 | # Get certificate name |
705 | certname="$(basename "${certdir}")" | |
706 | ||
707 | # Create certitifaces archive directory if not existant | |
708 | archivedir="${BASEDIR}/archive/${certname}" | |
709 | if [[ ! -e "${archivedir}" ]]; then | |
710 | mkdir "${archivedir}" | |
711 | fi | |
712 | ||
713 | # Loop over file-types (certificates, keys, signing-requests, ...) | |
714 | for filetype in cert.csr cert.pem chain.pem fullchain.pem privkey.pem; do | |
715 | # Skip if symlink is broken | |
716 | [[ -r "${certdir}/${filetype}" ]] || continue | |
717 | ||
718 | # Look up current file in use | |
5c68c221 | 719 | current="$(basename "$(readlink "${certdir}/${filetype}")")" |
e60682c0 LS |
720 | |
721 | # Split filetype into name and extension | |
722 | filebase="$(echo "${filetype}" | cut -d. -f1)" | |
723 | fileext="$(echo "${filetype}" | cut -d. -f2)" | |
724 | ||
725 | # Loop over all files of this type | |
726 | for file in "${certdir}/${filebase}-"*".${fileext}"; do | |
ac2d8303 JB |
727 | # Handle case where no files match the wildcard |
728 | [[ -f "${file}" ]] || break | |
729 | ||
e60682c0 LS |
730 | # Check if current file is in use, if unused move to archive directory |
731 | filename="$(basename "${file}")" | |
732 | if [[ ! "${filename}" = "${current}" ]]; then | |
5c68c221 | 733 | echo "Moving unused file to archive directory: ${certname}/${filename}" |
e60682c0 LS |
734 | mv "${certdir}/${filename}" "${archivedir}/${filename}" |
735 | fi | |
736 | done | |
737 | done | |
738 | done | |
739 | ||
740 | exit 0 | |
741 | } | |
742 | ||
0a859a19 LS |
743 | # Usage: --help (-h) |
744 | # Description: Show help text | |
81882a64 | 745 | command_help() { |
7727f5ea LS |
746 | printf "Usage: %s [-h] [command [argument]] [parameter [argument]] [parameter [argument]] ...\n\n" "${0}" |
747 | printf "Default command: help\n\n" | |
0a859a19 | 748 | echo "Commands:" |
760b6894 | 749 | grep -e '^[[:space:]]*# Usage:' -e '^[[:space:]]*# Description:' -e '^command_.*()[[:space:]]*{' "${0}" | while read -r usage; read -r description; read -r command; do |
31111265 | 750 | if [[ ! "${usage}" =~ Usage ]] || [[ ! "${description}" =~ Description ]] || [[ ! "${command}" =~ ^command_ ]]; then |
7727f5ea | 751 | _exiterr "Error generating help text." |
0a859a19 | 752 | fi |
7727f5ea | 753 | printf " %-32s %s\n" "${usage##"# Usage: "}" "${description##"# Description: "}" |
0a859a19 | 754 | done |
7727f5ea | 755 | printf -- "\nParameters:\n" |
760b6894 | 756 | grep -E -e '^[[:space:]]*# PARAM_Usage:' -e '^[[:space:]]*# PARAM_Description:' "${0}" | while read -r usage; read -r description; do |
31111265 | 757 | if [[ ! "${usage}" =~ Usage ]] || [[ ! "${description}" =~ Description ]]; then |
7727f5ea | 758 | _exiterr "Error generating help text." |
0a859a19 | 759 | fi |
7727f5ea | 760 | printf " %-32s %s\n" "${usage##"# PARAM_Usage: "}" "${description##"# PARAM_Description: "}" |
0a859a19 | 761 | done |
81882a64 | 762 | } |
063d28a6 | 763 | |
1ab6a436 LS |
764 | # Usage: --env (-e) |
765 | # Description: Output configuration variables for use in other scripts | |
766 | command_env() { | |
767 | echo "# letsencrypt.sh configuration" | |
9f66bfdb | 768 | load_config |
af2bc7a9 | 769 | typeset -p CA LICENSE CHALLENGETYPE HOOK HOOK_CHAIN RENEW_DAYS ACCOUNT_KEY ACCOUNT_KEY_JSON KEYSIZE WELLKNOWN PRIVATE_KEY_RENEW OPENSSL_CNF CONTACT_EMAIL LOCKFILE |
1ab6a436 LS |
770 | } |
771 | ||
bc580335 | 772 | # Main method (parses script arguments and calls command_* methods) |
9f66bfdb LS |
773 | main() { |
774 | COMMAND="" | |
775 | set_command() { | |
776 | [[ -z "${COMMAND}" ]] || _exiterr "Only one command can be executed at a time. See help (-h) for more information." | |
777 | COMMAND="${1}" | |
778 | } | |
779 | ||
780 | check_parameters() { | |
781 | if [[ -z "${1:-}" ]]; then | |
782 | echo "The specified command requires additional parameters. See help:" >&2 | |
31111265 LS |
783 | echo >&2 |
784 | command_help >&2 | |
81882a64 | 785 | exit 1 |
9f66bfdb LS |
786 | elif [[ "${1:0:1}" = "-" ]]; then |
787 | _exiterr "Invalid argument: ${1}" | |
788 | fi | |
789 | } | |
579e2316 | 790 | |
2a7b4882 | 791 | [[ -z "${@}" ]] && eval set -- "--help" |
fb0242a4 | 792 | |
da2eeda9 | 793 | while (( ${#} )); do |
9f66bfdb LS |
794 | case "${1}" in |
795 | --help|-h) | |
796 | command_help | |
797 | exit 0 | |
798 | ;; | |
579e2316 | 799 | |
9f66bfdb LS |
800 | --env|-e) |
801 | set_command env | |
802 | ;; | |
579e2316 | 803 | |
9f66bfdb LS |
804 | --cron|-c) |
805 | set_command sign_domains | |
806 | ;; | |
807 | ||
429ec400 NL |
808 | --signcsr|-s) |
809 | shift 1 | |
810 | set_command sign_csr | |
811 | check_parameters "${1:-}" | |
812 | PARAM_CSR="${1}" | |
813 | ;; | |
814 | ||
9f66bfdb LS |
815 | --revoke|-r) |
816 | shift 1 | |
817 | set_command revoke | |
818 | check_parameters "${1:-}" | |
819 | PARAM_REVOKECERT="${1}" | |
820 | ;; | |
5060dea0 | 821 | |
e60682c0 LS |
822 | --cleanup|-gc) |
823 | set_command cleanup | |
824 | ;; | |
825 | ||
8f6c2328 | 826 | # PARAM_Usage: --domain (-d) domain.tld |
9f66bfdb LS |
827 | # PARAM_Description: Use specified domain name(s) instead of domains.txt entry (one certificate!) |
828 | --domain|-d) | |
829 | shift 1 | |
830 | check_parameters "${1:-}" | |
831 | if [[ -z "${PARAM_DOMAIN:-}" ]]; then | |
832 | PARAM_DOMAIN="${1}" | |
833 | else | |
834 | PARAM_DOMAIN="${PARAM_DOMAIN} ${1}" | |
835 | fi | |
836 | ;; | |
837 | ||
838 | ||
8f6c2328 | 839 | # PARAM_Usage: --force (-x) |
9f66bfdb LS |
840 | # PARAM_Description: Force renew of certificate even if it is longer valid than value in RENEW_DAYS |
841 | --force|-x) | |
842 | PARAM_FORCE="yes" | |
843 | ;; | |
844 | ||
0a859a19 LS |
845 | # PARAM_Usage: --privkey (-p) path/to/key.pem |
846 | # PARAM_Description: Use specified private key instead of account key (useful for revocation) | |
9f66bfdb LS |
847 | --privkey|-p) |
848 | shift 1 | |
849 | check_parameters "${1:-}" | |
8aa1a05b | 850 | PARAM_ACCOUNT_KEY="${1}" |
9f66bfdb LS |
851 | ;; |
852 | ||
853 | # PARAM_Usage: --config (-f) path/to/config.sh | |
854 | # PARAM_Description: Use specified config file | |
855 | --config|-f) | |
856 | shift 1 | |
857 | check_parameters "${1:-}" | |
858 | CONFIG="${1}" | |
859 | ;; | |
860 | ||
ed27e013 MG |
861 | # PARAM_Usage: --hook (-k) path/to/hook.sh |
862 | # PARAM_Description: Use specified script for hooks | |
863 | --hook|-k) | |
864 | shift 1 | |
865 | check_parameters "${1:-}" | |
866 | PARAM_HOOK="${1}" | |
867 | ;; | |
868 | ||
e925b293 MG |
869 | # PARAM_Usage: --challenge (-t) http-01|dns-01 |
870 | # PARAM_Description: Which challenge should be used? Currently http-01 and dns-01 are supported | |
871 | --challenge|-t) | |
872 | shift 1 | |
873 | check_parameters "${1:-}" | |
874 | PARAM_CHALLENGETYPE="${1}" | |
875 | ;; | |
876 | ||
c71ca3a8 MG |
877 | # PARAM_Usage: --algo (-a) rsa|prime256v1|secp384r1 |
878 | # PARAM_Description: Which public key algorithm should be used? Supported: rsa, prime256v1 and secp384r1 | |
879 | --algo|-a) | |
880 | shift 1 | |
881 | check_parameters "${1:-}" | |
882 | PARAM_KEY_ALGO="${1}" | |
883 | ;; | |
884 | ||
9f66bfdb LS |
885 | *) |
886 | echo "Unknown parameter detected: ${1}" >&2 | |
887 | echo >&2 | |
888 | command_help >&2 | |
889 | exit 1 | |
890 | ;; | |
891 | esac | |
892 | ||
893 | shift 1 | |
894 | done | |
895 | ||
896 | case "${COMMAND}" in | |
897 | env) command_env;; | |
898 | sign_domains) command_sign_domains;; | |
429ec400 | 899 | sign_csr) command_sign_csr "${PARAM_CSR}";; |
9f66bfdb | 900 | revoke) command_revoke "${PARAM_REVOKECERT}";; |
e60682c0 | 901 | cleanup) command_cleanup;; |
7191ed25 | 902 | *) command_help; exit 1;; |
81882a64 | 903 | esac |
9f66bfdb | 904 | } |
81882a64 | 905 | |
c3c9ff4c LS |
906 | # Determine OS type |
907 | OSTYPE="$(uname)" | |
908 | ||
9f66bfdb LS |
909 | # Check for missing dependencies |
910 | check_dependencies | |
911 | ||
912 | # Run script | |
913 | main "${@:-}" |