Files
packages/net/uacme/files/dnsapi_helper.sh
Seo Suchan 7f88cc5eb8 uacme: use acme-common
remake uacme hook scripts to base on acme-common,
and implements helper to able to use acme.sh DNS APIs

Signed-off-by: Seo Suchan <tjtncks@gmail.com>
2026-04-14 10:38:06 +03:00

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Executable File

#!/bin/sh
#functions from acme.sh, GPLv3 applies
#utility functions acme.sh provieded for DNS API(and itself),
#some implementations dffer because uacme/acme.sh difference.
# color functions are ignored because it didn't sent to interactive shell
__green() {
printf -- "%b" "$1"
}
__red() {
printf -- "%b" "$1"
}
_usage() {
__red "$@" >&2
printf "\n" >&2
}
_sleep() {
if [ -n "$1" ]; then
sleep "$1"
fi
}
_log() {
prio="$1"
shift
if [ "$prio" != debug ] || [ "$debug" = 1 ]; then
logger -t "$LOG_TAG" -s -p "daemon.$prio" -- "$@"
fi
}
_err() {
_log err $@
}
_info() {
_log info $@
}
_debug() {
if [ $UACME_VERBOSE -ge 1 ]; then
_log debug $@
fi
}
_debug2() {
if [ $UACME_VERBOSE -ge 2 ]; then
_log debug $@
fi
}
_debug3() {
if [ $UACME_VERBOSE -ge 3 ]; then
_log debug $@
fi
}
__USE_TR_TAG=""
if [ "$(echo "abc" | LANG=C tr a-z A-Z 2>/dev/null)" != "ABC" ]; then
__USE_TR_TAG="1"
fi
export __USE_TR_TAG
_upper_case() {
if [ "$__USE_TR_TAG" ]; then
LANG=C tr '[:lower:]' '[:upper:]'
else
# shellcheck disable=SC2018,SC2019
LANG=C tr '[a-z]' '[A-Z]'
fi
}
_lower_case() {
if [ "$__USE_TR_TAG" ]; then
LANG=C tr '[:upper:]' '[:lower:]'
else
# shellcheck disable=SC2018,SC2019
LANG=C tr '[A-Z]' '[a-z]'
fi
}
_startswith() {
_str="$1"
_sub="$2"
echo "$_str" | grep -- "^$_sub" >/dev/null 2>&1
}
_endswith() {
_str="$1"
_sub="$2"
echo "$_str" | grep -- "$_sub\$" >/dev/null 2>&1
}
_contains() {
_str="$1"
_sub="$2"
echo "$_str" | grep -- "$_sub" >/dev/null 2>&1
}
_hasfield() {
_str="$1"
_field="$2"
_sep="$3"
if [ -z "$_field" ]; then
_usage "Usage: str field [sep]"
return 1
fi
if [ -z "$_sep" ]; then
_sep=","
fi
for f in $(echo "$_str" | tr "$_sep" ' '); do
if [ "$f" = "$_field" ]; then
_debug2 "'$_str' contains '$_field'"
return 0 #contains ok
fi
done
_debug2 "'$_str' does not contain '$_field'"
return 1 #not contains
}
# str index [sep]
_getfield() {
_str="$1"
_findex="$2"
_sep="$3"
if [ -z "$_findex" ]; then
_usage "Usage: str field [sep]"
return 1
fi
if [ -z "$_sep" ]; then
_sep=","
fi
_ffi="$_findex"
while [ "$_ffi" -gt "0" ]; do
_fv="$(echo "$_str" | cut -d "$_sep" -f "$_ffi")"
if [ "$_fv" ]; then
printf -- "%s" "$_fv"
return 0
fi
_ffi="$(_math "$_ffi" - 1)"
done
printf -- "%s" "$_str"
}
_exists() {
cmd="$1"
if [ -z "$cmd" ]; then
_usage "Usage: _exists cmd"
return 1
fi
if eval type type >/dev/null 2>&1; then
eval type "$cmd" >/dev/null 2>&1
elif command >/dev/null 2>&1; then
command -v "$cmd" >/dev/null 2>&1
else
which "$cmd" >/dev/null 2>&1
fi
ret="$?"
_debug3 "$cmd exists=$ret"
return $ret
}
if [ "$(echo abc | egrep -o b 2>/dev/null)" = "b" ]; then
__USE_EGREP=1
else
__USE_EGREP=""
fi
_egrep_o() {
if [ "$__USE_EGREP" ]; then
egrep -o -- "$1" 2>/dev/null
else
sed -n 's/.*\('"$1"'\).*/\1/p'
fi
}
#options file
_sed_i() {
options="$1"
filename="$2"
sed -i "$options" "$filename"
}
_math() {
_m_opts="$@"
printf "%s" "$(($_m_opts))"
}
#stdin output hexstr splited by one space
#input:"abc"
#output: " 61 62 63"
_hex_dump() {
hexdump -v -e '/1 ""' -e '/1 " %02x" ""'
}
#url encode, no-preserved chars : see same named function in acme.sh
#_url_encode [upper-hex] the encoded hex will be upper-case if the argument upper-hex is followed
#stdin stdout
_url_encode() {
_upper_hex=$1
_hex_str=$(_hex_dump)
_debug3 "_url_encode"
_debug3 "_hex_str" "$_hex_str"
for _hex_code in $_hex_str; do
#upper case
case "${_hex_code}" in
"41")
printf "%s" "A"
;;
"42")
printf "%s" "B"
;;
"43")
printf "%s" "C"
;;
"44")
printf "%s" "D"
;;
"45")
printf "%s" "E"
;;
"46")
printf "%s" "F"
;;
"47")
printf "%s" "G"
;;
"48")
printf "%s" "H"
;;
"49")
printf "%s" "I"
;;
"4a")
printf "%s" "J"
;;
"4b")
printf "%s" "K"
;;
"4c")
printf "%s" "L"
;;
"4d")
printf "%s" "M"
;;
"4e")
printf "%s" "N"
;;
"4f")
printf "%s" "O"
;;
"50")
printf "%s" "P"
;;
"51")
printf "%s" "Q"
;;
"52")
printf "%s" "R"
;;
"53")
printf "%s" "S"
;;
"54")
printf "%s" "T"
;;
"55")
printf "%s" "U"
;;
"56")
printf "%s" "V"
;;
"57")
printf "%s" "W"
;;
"58")
printf "%s" "X"
;;
"59")
printf "%s" "Y"
;;
"5a")
printf "%s" "Z"
;;
#lower case
"61")
printf "%s" "a"
;;
"62")
printf "%s" "b"
;;
"63")
printf "%s" "c"
;;
"64")
printf "%s" "d"
;;
"65")
printf "%s" "e"
;;
"66")
printf "%s" "f"
;;
"67")
printf "%s" "g"
;;
"68")
printf "%s" "h"
;;
"69")
printf "%s" "i"
;;
"6a")
printf "%s" "j"
;;
"6b")
printf "%s" "k"
;;
"6c")
printf "%s" "l"
;;
"6d")
printf "%s" "m"
;;
"6e")
printf "%s" "n"
;;
"6f")
printf "%s" "o"
;;
"70")
printf "%s" "p"
;;
"71")
printf "%s" "q"
;;
"72")
printf "%s" "r"
;;
"73")
printf "%s" "s"
;;
"74")
printf "%s" "t"
;;
"75")
printf "%s" "u"
;;
"76")
printf "%s" "v"
;;
"77")
printf "%s" "w"
;;
"78")
printf "%s" "x"
;;
"79")
printf "%s" "y"
;;
"7a")
printf "%s" "z"
;;
#numbers
"30")
printf "%s" "0"
;;
"31")
printf "%s" "1"
;;
"32")
printf "%s" "2"
;;
"33")
printf "%s" "3"
;;
"34")
printf "%s" "4"
;;
"35")
printf "%s" "5"
;;
"36")
printf "%s" "6"
;;
"37")
printf "%s" "7"
;;
"38")
printf "%s" "8"
;;
"39")
printf "%s" "9"
;;
"2d")
printf "%s" "-"
;;
"5f")
printf "%s" "_"
;;
"2e")
printf "%s" "."
;;
"7e")
printf "%s" "~"
;;
#other hex
*)
if [ "$_upper_hex" = "upper-hex" ]; then
_hex_code=$(printf "%s" "$_hex_code" | _upper_case)
fi
printf '%%%s' "$_hex_code"
;;
esac
done
}
#Usage: multiline
_base64() {
[ "" ] #urgly
if _exists ucode; then
# I hope throw single line into multiline doesn't break any code
ucode -p "b64enc(\"$(cat -)\");"
else
if [ "$1" ]; then
_debug3 "base64 multiline:'$1'"
${ACME_OPENSSL_BIN:-openssl} base64 -e
else
_debug3 "base64 single line."
${ACME_OPENSSL_BIN:-openssl} base64 -e | tr -d '\r\n'
fi
fi
}
#Usage: multiline
_dbase64() {
if _exists ucode; then
ucode -p "b64dec(\"$(cat -)\");"
else
if [ "$1" ]; then
${ACME_OPENSSL_BIN:-openssl} base64 -d
else
${ACME_OPENSSL_BIN:-openssl} base64 -d -A
fi
fi
}
#Usage: hashalg [outputhex]
#Output Base64-encoded digest
#currnetly only hex option is supported
_digest() {
alg="$1"
if [ -z "$alg" ]; then
_usage "Usage: _digest hashalg"
return 1
fi
outputhex="$2"
if _exists ${ACME_OPENSSL_BIN:-openssl}; then
if [ "$alg" = "sha256" ] || [ "$alg" = "sha1" ] || [ "$alg" = "md5" ]; then
if [ "$outputhex" ]; then
${ACME_OPENSSL_BIN:-openssl} dgst -"$alg" -hex | cut -d = -f 2 | tr -d ' '
else
${ACME_OPENSSL_BIN:-openssl} dgst -"$alg" -binary | _base64
fi
else
_err "$alg is not supported yet"
return 1
fi
return 0
else
if [ "$outputhex" ]; then
case "$alg" in
"md5")
md5sum | cut -d ' ' -f 1
return 0
;;
"sha256")
sha256sum | cut ' ' -f 1
return 0
;;
*)
_err "$alg is not supported yet"
return 1
;;
esac
else
_err "binary mode not supported without Openssl"
fi
fi
}
#Usage: hashalg secret_hex [outputhex]
#Output binary hmac
_hmac() {
alg="$1"
secret_hex="$2"
outputhex="$3"
if [ -z "$secret_hex" ]; then
_usage "Usage: _hmac hashalg secret [outputhex]"
return 1
fi
if [ "$alg" = "sha256" ] || [ "$alg" = "sha1" ]; then
if [ "$outputhex" ]; then
(${ACME_OPENSSL_BIN:-openssl} dgst -"$alg" -mac HMAC -macopt "hexkey:$secret_hex" 2>/dev/null || ${ACME_OPENSSL_BIN:-openssl} dgst -"$alg" -hmac "$(printf "%s" "$secret_hex" | _h2b)") | cut -d = -f 2 | tr -d ' '
else
${ACME_OPENSSL_BIN:-openssl} dgst -"$alg" -mac HMAC -macopt "hexkey:$secret_hex" -binary 2>/dev/null || ${ACME_OPENSSL_BIN:-openssl} dgst -"$alg" -hmac "$(printf "%s" "$secret_hex" | _h2b)" -binary
fi
else
_err "$alg is not supported yet"
return 1
fi
}
#keyfile
_isRSA() {
keyfile=$1
if grep "BEGIN RSA PRIVATE KEY" "$keyfile" >/dev/null 2>&1 || ${ACME_OPENSSL_BIN:-openssl} rsa -in "$keyfile" -noout -text 2>&1 | grep "^publicExponent:" 2>&1 >/dev/null; then
return 0
fi
return 1
}
#keyfile
_isEcc() {
keyfile=$1
if grep "BEGIN EC PRIVATE KEY" "$keyfile" >/dev/null 2>&1 || ${ACME_OPENSSL_BIN:-openssl} ec -in "$keyfile" -noout -text 2>/dev/null | grep "^NIST CURVE:" 2>&1 >/dev/null; then
return 0
fi
return 1
}
#Usage: keyfile hashalg
#Output: Base64-encoded signature value
_sign() {
keyfile="$1"
alg="$2"
if [ -z "$alg" ]; then
_usage "Usage: _sign keyfile hashalg"
return 1
fi
_sign_openssl="${ACME_OPENSSL_BIN:-openssl} dgst -sign $keyfile "
if _isRSA "$keyfile" >/dev/null 2>&1; then
$_sign_openssl -$alg | _base64
elif _isEcc "$keyfile" >/dev/null 2>&1; then
if ! _signedECText="$($_sign_openssl -sha$__ECC_KEY_LEN | ${ACME_OPENSSL_BIN:-openssl} asn1parse -inform DER)"; then
_err "Sign failed: $_sign_openssl"
_err "Key file: $keyfile"
_err "Key content: $(wc -l <"$keyfile") lines"
return 1
fi
_debug3 "_signedECText" "$_signedECText"
_ec_r="$(echo "$_signedECText" | _head_n 2 | _tail_n 1 | cut -d : -f 4 | tr -d "\r\n")"
_ec_s="$(echo "$_signedECText" | _head_n 3 | _tail_n 1 | cut -d : -f 4 | tr -d "\r\n")"
if [ "$__ECC_KEY_LEN" -eq "256" ]; then
while [ "${#_ec_r}" -lt "64" ]; do
_ec_r="0${_ec_r}"
done
while [ "${#_ec_s}" -lt "64" ]; do
_ec_s="0${_ec_s}"
done
fi
if [ "$__ECC_KEY_LEN" -eq "384" ]; then
while [ "${#_ec_r}" -lt "96" ]; do
_ec_r="0${_ec_r}"
done
while [ "${#_ec_s}" -lt "96" ]; do
_ec_s="0${_ec_s}"
done
fi
if [ "$__ECC_KEY_LEN" -eq "512" ]; then
while [ "${#_ec_r}" -lt "132" ]; do
_ec_r="0${_ec_r}"
done
while [ "${#_ec_s}" -lt "132" ]; do
_ec_s="0${_ec_s}"
done
fi
_debug3 "_ec_r" "$_ec_r"
_debug3 "_ec_s" "$_ec_s"
printf "%s" "$_ec_r$_ec_s" | _h2b | _base64
else
_err "Unknown key file format."
return 1
fi
}
_utc_date() {
date -u "+%Y-%m-%d %H:%M:%S"
}
_time() {
date -u "+%s"
}
_mktemp() {
if _exists mktemp; then
if mktemp 2>/dev/null; then
return 0
elif _contains "$(mktemp 2>&1)" "-t prefix" && mktemp -t "$PROJECT_NAME" 2>/dev/null; then
#for Mac osx
return 0
fi
fi
if [ -d "/tmp" ]; then
echo "/tmp/${PROJECT_NAME}wefADf24sf.$(_time).tmp"
return 0
elif [ "$LE_TEMP_DIR" ] && mkdir -p "$LE_TEMP_DIR"; then
echo "/$LE_TEMP_DIR/wefADf24sf.$(_time).tmp"
return 0
fi
_err "Cannot create temp file."
}
#clear all the https envs to cause _inithttp() to run next time.
_resethttp() {
__HTTP_INITIALIZED=""
_ACME_CURL=""
_ACME_WGET=""
ACME_HTTP_NO_REDIRECTS=""
}
_inithttp() {
if [ -z "$HTTP_HEADER" ] || ! touch "$HTTP_HEADER"; then
HTTP_HEADER="$(_mktemp)"
_debug2 HTTP_HEADER "$HTTP_HEADER"
fi
if [ "$__HTTP_INITIALIZED" ]; then
if [ "$_ACME_CURL$_ACME_WGET" ]; then
_debug2 "Http already initialized."
return 0
fi
fi
if [ -z "$_ACME_CURL" ] && _exists "curl"; then
_ACME_CURL="curl --silent --dump-header $HTTP_HEADER "
if [ -z "$ACME_HTTP_NO_REDIRECTS" ]; then
_ACME_CURL="$_ACME_CURL -L "
fi
if [ "$DEBUG" ] && [ "$DEBUG" -ge 2 ]; then
_CURL_DUMP="$(_mktemp)"
_ACME_CURL="$_ACME_CURL --trace-ascii $_CURL_DUMP "
fi
if [ "$CA_PATH" ]; then
_ACME_CURL="$_ACME_CURL --capath $CA_PATH "
elif [ "$CA_BUNDLE" ]; then
_ACME_CURL="$_ACME_CURL --cacert $CA_BUNDLE "
fi
if _contains "$(curl --help 2>&1)" "--globoff" || _contains "$(curl --help curl 2>&1)" "--globoff"; then
_ACME_CURL="$_ACME_CURL -g "
fi
#don't use --fail-with-body
##from curl 7.76: return fail on HTTP errors but keep the body
#if _contains "$(curl --help http 2>&1)" "--fail-with-body"; then
# _ACME_CURL="$_ACME_CURL --fail-with-body "
#fi
fi
if [ -z "$_ACME_WGET" ] && _exists "wget"; then
_ACME_WGET="wget -q"
if [ "$ACME_HTTP_NO_REDIRECTS" ]; then
_ACME_WGET="$_ACME_WGET --max-redirect 0 "
fi
if [ "$DEBUG" ] && [ "$DEBUG" -ge "2" ]; then
if [ "$_ACME_WGET" ] && _contains "$($_ACME_WGET --help 2>&1)" "--debug"; then
_ACME_WGET="$_ACME_WGET -d "
fi
fi
if [ "$CA_PATH" ]; then
_ACME_WGET="$_ACME_WGET --ca-directory=$CA_PATH "
elif [ "$CA_BUNDLE" ]; then
_ACME_WGET="$_ACME_WGET --ca-certificate=$CA_BUNDLE "
fi
#from wget 1.14: do not skip body on 404 error
if _contains "$(wget --help 2>&1)" "--content-on-error"; then
_ACME_WGET="$_ACME_WGET --content-on-error "
fi
fi
__HTTP_INITIALIZED=1
}
# body url [needbase64] [POST|PUT|DELETE] [ContentType]
_post() {
body="$1"
_post_url="$2"
needbase64="$3"
httpmethod="$4"
_postContentType="$5"
if [ -z "$httpmethod" ]; then
httpmethod="POST"
fi
_debug $httpmethod
_debug "_post_url" "$_post_url"
_debug2 "body" "$body"
_debug2 "_postContentType" "$_postContentType"
_inithttp
if [ "$_ACME_CURL" ] && [ "${ACME_USE_WGET:-0}" = "0" ]; then
_CURL="$_ACME_CURL"
if [ "$HTTPS_INSECURE" ]; then
_CURL="$_CURL --insecure "
fi
if [ "$httpmethod" = "HEAD" ]; then
_CURL="$_CURL -I "
fi
_debug "_CURL" "$_CURL"
if [ "$needbase64" ]; then
if [ "$body" ]; then
if [ "$_postContentType" ]; then
response="$($_CURL --user-agent "$USER_AGENT" -X $httpmethod -H "Content-Type: $_postContentType" -H "$_H1" -H "$_H2" -H "$_H3" -H "$_H4" -H "$_H5" --data "$body" "$_post_url" | _base64)"
else
response="$($_CURL --user-agent "$USER_AGENT" -X $httpmethod -H "$_H1" -H "$_H2" -H "$_H3" -H "$_H4" -H "$_H5" --data "$body" "$_post_url" | _base64)"
fi
else
if [ "$_postContentType" ]; then
response="$($_CURL --user-agent "$USER_AGENT" -X $httpmethod -H "Content-Type: $_postContentType" -H "$_H1" -H "$_H2" -H "$_H3" -H "$_H4" -H "$_H5" "$_post_url" | _base64)"
else
response="$($_CURL --user-agent "$USER_AGENT" -X $httpmethod -H "$_H1" -H "$_H2" -H "$_H3" -H "$_H4" -H "$_H5" "$_post_url" | _base64)"
fi
fi
else
if [ "$body" ]; then
if [ "$_postContentType" ]; then
response="$($_CURL --user-agent "$USER_AGENT" -X $httpmethod -H "Content-Type: $_postContentType" -H "$_H1" -H "$_H2" -H "$_H3" -H "$_H4" -H "$_H5" --data "$body" "$_post_url")"
else
response="$($_CURL --user-agent "$USER_AGENT" -X $httpmethod -H "$_H1" -H "$_H2" -H "$_H3" -H "$_H4" -H "$_H5" --data "$body" "$_post_url")"
fi
else
if [ "$_postContentType" ]; then
response="$($_CURL --user-agent "$USER_AGENT" -X $httpmethod -H "Content-Type: $_postContentType" -H "$_H1" -H "$_H2" -H "$_H3" -H "$_H4" -H "$_H5" "$_post_url")"
else
response="$($_CURL --user-agent "$USER_AGENT" -X $httpmethod -H "$_H1" -H "$_H2" -H "$_H3" -H "$_H4" -H "$_H5" "$_post_url")"
fi
fi
fi
_ret="$?"
if [ "$_ret" != "0" ]; then
_err "Please refer to https://curl.haxx.se/libcurl/c/libcurl-errors.html for error code: $_ret"
if [ "$DEBUG" ] && [ "$DEBUG" -ge "2" ]; then
_err "Here is the curl dump log:"
_err "$(cat "$_CURL_DUMP")"
fi
fi
elif [ "$_ACME_WGET" ]; then
_WGET="$_ACME_WGET"
if [ "$HTTPS_INSECURE" ]; then
_WGET="$_WGET --no-check-certificate "
fi
if [ "$httpmethod" = "HEAD" ]; then
_WGET="$_WGET --read-timeout=3.0 --tries=2 "
fi
_debug "_WGET" "$_WGET"
if [ "$needbase64" ]; then
if [ "$httpmethod" = "POST" ]; then
if [ "$_postContentType" ]; then
response="$($_WGET -S -O - --user-agent="$USER_AGENT" --header "$_H5" --header "$_H4" --header "$_H3" --header "$_H2" --header "$_H1" --header "Content-Type: $_postContentType" --post-data="$body" "$_post_url" 2>"$HTTP_HEADER" | _base64)"
else
response="$($_WGET -S -O - --user-agent="$USER_AGENT" --header "$_H5" --header "$_H4" --header "$_H3" --header "$_H2" --header "$_H1" --post-data="$body" "$_post_url" 2>"$HTTP_HEADER" | _base64)"
fi
else
if [ "$_postContentType" ]; then
response="$($_WGET -S -O - --user-agent="$USER_AGENT" --header "$_H5" --header "$_H4" --header "$_H3" --header "$_H2" --header "$_H1" --header "Content-Type: $_postContentType" --method $httpmethod --body-data="$body" "$_post_url" 2>"$HTTP_HEADER" | _base64)"
else
response="$($_WGET -S -O - --user-agent="$USER_AGENT" --header "$_H5" --header "$_H4" --header "$_H3" --header "$_H2" --header "$_H1" --method $httpmethod --body-data="$body" "$_post_url" 2>"$HTTP_HEADER" | _base64)"
fi
fi
else
if [ "$httpmethod" = "POST" ]; then
if [ "$_postContentType" ]; then
response="$($_WGET -S -O - --user-agent="$USER_AGENT" --header "$_H5" --header "$_H4" --header "$_H3" --header "$_H2" --header "$_H1" --header "Content-Type: $_postContentType" --post-data="$body" "$_post_url" 2>"$HTTP_HEADER")"
else
response="$($_WGET -S -O - --user-agent="$USER_AGENT" --header "$_H5" --header "$_H4" --header "$_H3" --header "$_H2" --header "$_H1" --post-data="$body" "$_post_url" 2>"$HTTP_HEADER")"
fi
elif [ "$httpmethod" = "HEAD" ]; then
if [ "$_postContentType" ]; then
response="$($_WGET --spider -S -O - --user-agent="$USER_AGENT" --header "$_H5" --header "$_H4" --header "$_H3" --header "$_H2" --header "$_H1" --header "Content-Type: $_postContentType" --post-data="$body" "$_post_url" 2>"$HTTP_HEADER")"
else
response="$($_WGET --spider -S -O - --user-agent="$USER_AGENT" --header "$_H5" --header "$_H4" --header "$_H3" --header "$_H2" --header "$_H1" --post-data="$body" "$_post_url" 2>"$HTTP_HEADER")"
fi
else
if [ "$_postContentType" ]; then
response="$($_WGET -S -O - --user-agent="$USER_AGENT" --header "$_H5" --header "$_H4" --header "$_H3" --header "$_H2" --header "$_H1" --header "Content-Type: $_postContentType" --method $httpmethod --body-data="$body" "$_post_url" 2>"$HTTP_HEADER")"
else
response="$($_WGET -S -O - --user-agent="$USER_AGENT" --header "$_H5" --header "$_H4" --header "$_H3" --header "$_H2" --header "$_H1" --method $httpmethod --body-data="$body" "$_post_url" 2>"$HTTP_HEADER")"
fi
fi
fi
_ret="$?"
if [ "$_ret" = "8" ]; then
_ret=0
_debug "wget returned 8 as the server returned a 'Bad Request' response. Let's process the response later."
fi
if [ "$_ret" != "0" ]; then
_err "Please refer to https://www.gnu.org/software/wget/manual/html_node/Exit-Status.html for error code: $_ret"
fi
if _contains "$_WGET" " -d "; then
# Demultiplex wget debug output
cat "$HTTP_HEADER" >&2
_sed_i '/^[^ ][^ ]/d; /^ *$/d' "$HTTP_HEADER"
fi
# remove leading whitespaces from header to match curl format
_sed_i 's/^ //g' "$HTTP_HEADER"
else
_ret="$?"
_err "Neither curl nor wget have been found, cannot make $httpmethod request."
fi
_debug "_ret" "$_ret"
printf "%s" "$response"
return $_ret
}
# url getheader timeout
_get() {
_debug GET
url="$1"
onlyheader="$2"
t="$3"
_debug url "$url"
_debug "timeout=$t"
_inithttp
if [ "$_ACME_CURL" ] && [ "${ACME_USE_WGET:-0}" = "0" ]; then
_CURL="$_ACME_CURL"
if [ "$HTTPS_INSECURE" ]; then
_CURL="$_CURL --insecure "
fi
if [ "$t" ]; then
_CURL="$_CURL --connect-timeout $t"
fi
_debug "_CURL" "$_CURL"
if [ "$onlyheader" ]; then
$_CURL -I --user-agent "$USER_AGENT" -H "$_H1" -H "$_H2" -H "$_H3" -H "$_H4" -H "$_H5" "$url"
else
$_CURL --user-agent "$USER_AGENT" -H "$_H1" -H "$_H2" -H "$_H3" -H "$_H4" -H "$_H5" "$url"
fi
ret=$?
if [ "$ret" != "0" ]; then
_err "Please refer to https://curl.haxx.se/libcurl/c/libcurl-errors.html for error code: $ret"
if [ "$DEBUG" ] && [ "$DEBUG" -ge "2" ]; then
_err "Here is the curl dump log:"
_err "$(cat "$_CURL_DUMP")"
fi
fi
elif [ "$_ACME_WGET" ]; then
_WGET="$_ACME_WGET"
if [ "$HTTPS_INSECURE" ]; then
_WGET="$_WGET --no-check-certificate "
fi
if [ "$t" ]; then
_WGET="$_WGET --timeout=$t"
fi
_debug "_WGET" "$_WGET"
if [ "$onlyheader" ]; then
_wget_out="$($_WGET --user-agent="$USER_AGENT" --header "$_H5" --header "$_H4" --header "$_H3" --header "$_H2" --header "$_H1" -S -O /dev/null "$url" 2>&1)"
if _contains "$_WGET" " -d "; then
# Demultiplex wget debug output
echo "$_wget_out" >&2
echo "$_wget_out" | sed '/^[^ ][^ ]/d; /^ *$/d; s/^ //g' -
fi
else
$_WGET --user-agent="$USER_AGENT" --header "$_H5" --header "$_H4" --header "$_H3" --header "$_H2" --header "$_H1" -S -O - "$url" 2>"$HTTP_HEADER"
if _contains "$_WGET" " -d "; then
# Demultiplex wget debug output
cat "$HTTP_HEADER" >&2
_sed_i '/^[^ ][^ ]/d; /^ *$/d' "$HTTP_HEADER"
fi
# remove leading whitespaces from header to match curl format
_sed_i 's/^ //g' "$HTTP_HEADER"
fi
ret=$?
if [ "$ret" = "8" ]; then
ret=0
_debug "wget returned 8 as the server returned a 'Bad Request' response. Let's process the response later."
fi
if [ "$ret" != "0" ]; then
_err "Please refer to https://www.gnu.org/software/wget/manual/html_node/Exit-Status.html for error code: $ret"
fi
else
ret=$?
_err "Neither curl nor wget have been found, cannot make GET request."
fi
_debug "ret" "$ret"
return $ret
}
_h_char_2_dec() {
_ch=$1
case "${_ch}" in
a | A)
printf "10"
;;
b | B)
printf "11"
;;
c | C)
printf "12"
;;
d | D)
printf "13"
;;
e | E)
printf "14"
;;
f | F)
printf "15"
;;
*)
printf "%s" "$_ch"
;;
esac
}
#openwrt have xargs in busybox
_h2b() {
if _exists xxd; then
if _contains "$(xxd --help 2>&1)" "assumes -c30"; then
if xxd -r -p -c 9999 2>/dev/null; then
return
fi
else
if xxd -r -p 2>/dev/null; then
return
fi
fi
fi
hex=$(cat)
ic=""
jc=""
_debug2 _URGLY_PRINTF "$_URGLY_PRINTF"
if [ -z "$_URGLY_PRINTF" ]; then
if [ "$_ESCAPE_XARGS" ] && _exists xargs; then
_debug2 "xargs"
echo "$hex" | _upper_case | sed 's/\([0-9A-F]\{2\}\)/\\\\\\x\1/g' | xargs printf
else
for h in $(echo "$hex" | _upper_case | sed 's/\([0-9A-F]\{2\}\)/ \1/g'); do
if [ -z "$h" ]; then
break
fi
printf "\x$h%s"
done
fi
else
for c in $(echo "$hex" | _upper_case | sed 's/\([0-9A-F]\)/ \1/g'); do
if [ -z "$ic" ]; then
ic=$c
continue
fi
jc=$c
ic="$(_h_char_2_dec "$ic")"
jc="$(_h_char_2_dec "$jc")"
printf '\'"$(printf "%o" "$(_math "$ic" \* 16 + $jc)")""%s"
ic=""
jc=""
done
fi
}
_head_n() {
head -n "$1"
}
_is_solaris() {
_contains "${__OS__:=$(uname -a)}" "solaris" || _contains "${__OS__:=$(uname -a)}" "SunOS"
}
_tail_n() {
if _is_solaris; then
#fix for solaris
tail -"$1"
else
tail -n "$1"
fi
}
_tail_c() {
tail -c "$1" 2>/dev/null || tail -"$1"c
}
#domain
_is_idn() {
_is_idn_d="$1"
_debug2 _is_idn_d "$_is_idn_d"
_idn_temp=$(printf "%s" "$_is_idn_d" | tr -d '[0-9]' | tr -d '[a-z]' | tr -d '[A-Z]' | tr -d '*.,-_')
_debug2 _idn_temp "$_idn_temp"
[ "$_idn_temp" ]
}
#aa.com
#aa.com,bb.com,cc.com
_idn() {
__idn_d="$1"
if ! _is_idn "$__idn_d"; then
printf "%s" "$__idn_d"
return 0
fi
if _exists idn; then
if _contains "$__idn_d" ','; then
_i_first="1"
for f in $(echo "$__idn_d" | tr ',' ' '); do
[ -z "$f" ] && continue
if [ -z "$_i_first" ]; then
printf "%s" ","
else
_i_first=""
fi
idn --quiet "$f" | tr -d "\r\n"
done
else
idn "$__idn_d" | tr -d "\r\n"
fi
else
_err "Please install idn to process IDN names."
fi
}
_url_replace() {
tr '/+' '_-' | tr -d '= '
}
_normalizeJson() {
sed "s/\" *: *\([\"{\[]\)/\":\1/g" | sed "s/^ *\([^ ]\)/\1/" | tr -d "\r\n"
}
#setopt "file" "opt" "=" "value" [";"]
_setopt() {
__conf="$1"
__opt="$2"
__sep="$3"
__val="$4"
__end="$5"
if [ -z "$__opt" ]; then
_usage usage: _setopt '"file" "opt" "=" "value" [";"]'
return
fi
if [ ! -f "$__conf" ]; then
touch "$__conf"
fi
if [ -n "$(_tail_c 1 <"$__conf")" ]; then
echo >>"$__conf"
fi
if grep -n "^$__opt$__sep" "$__conf" >/dev/null; then
_debug3 OK
if _contains "$__val" "&"; then
__val="$(echo "$__val" | sed 's/&/\\&/g')"
fi
if _contains "$__val" "|"; then
__val="$(echo "$__val" | sed 's/|/\\|/g')"
fi
text="$(cat "$__conf")"
printf -- "%s\n" "$text" | sed "s|^$__opt$__sep.*$|$__opt$__sep$__val$__end|" >"$__conf"
elif grep -n "^#$__opt$__sep" "$__conf" >/dev/null; then
if _contains "$__val" "&"; then
__val="$(echo "$__val" | sed 's/&/\\&/g')"
fi
if _contains "$__val" "|"; then
__val="$(echo "$__val" | sed 's/|/\\|/g')"
fi
text="$(cat "$__conf")"
printf -- "%s\n" "$text" | sed "s|^#$__opt$__sep.*$|$__opt$__sep$__val$__end|" >"$__conf"
else
_debug3 APP
echo "$__opt$__sep$__val$__end" >>"$__conf"
fi
_debug3 "$(grep -n "^$__opt$__sep" "$__conf")"
}
#config file related function: most dns scripts still reads form env variables too though
#_save_conf file key value base64encode
#save to conf
_save_conf() {
_s_c_f="$1"
_sdkey="$2"
_sdvalue="$3"
_b64encode="$4"
if [ "$_sdvalue" ] && [ "$_b64encode" ]; then
_sdvalue="${B64CONF_START}$(printf "%s" "${_sdvalue}" | _base64)${B64CONF_END}"
fi
if [ "$_s_c_f" ]; then
_setopt "$_s_c_f" "$_sdkey" "=" "'$_sdvalue'"
else
_err "Config file is empty, cannot save $_sdkey=$_sdvalue"
fi
}
#_clear_conf file key
_clear_conf() {
_c_c_f="$1"
_sdkey="$2"
if [ "$_c_c_f" ]; then
_conf_data="$(cat "$_c_c_f")"
echo "$_conf_data" | sed "/^$_sdkey *=.*$/d" >"$_c_c_f"
else
_err "Config file is empty, cannot clear"
fi
}
#_read_conf file key
_read_conf() {
_r_c_f="$1"
_sdkey="$2"
if [ -f "$_r_c_f" ]; then
_sdv="$(
eval "$(grep "^$_sdkey *=" "$_r_c_f")"
eval "printf \"%s\" \"\$$_sdkey\""
)"
if _startswith "$_sdv" "${B64CONF_START}" && _endswith "$_sdv" "${B64CONF_END}"; then
_sdv="$(echo "$_sdv" | sed "s/${B64CONF_START}//" | sed "s/${B64CONF_END}//" | _dbase64)"
fi
printf "%s" "$_sdv"
else
_debug "Config file is empty, cannot read $_sdkey"
fi
}
#_savedomainconf key value base64encode
#save to domain.conf
_savedomainconf() {
_save_conf "$DOMAIN_CONF" "$@"
}
#_cleardomainconf key
_cleardomainconf() {
_clear_conf "$DOMAIN_CONF" "$1"
}
#_readdomainconf key
_readdomainconf() {
_read_conf "$DOMAIN_CONF" "$1"
}
#_migratedomainconf oldkey newkey base64encode
_migratedomainconf() {
_old_key="$1"
_new_key="$2"
_b64encode="$3"
_old_value=$(_readdomainconf "$_old_key")
_cleardomainconf "$_old_key"
if [ -z "$_old_value" ]; then
return 1 # migrated failed: old value is empty
fi
_new_value=$(_readdomainconf "$_new_key")
if [ -n "$_new_value" ]; then
_debug "Domain config new key exists, old key $_old_key='$_old_value' has been removed."
return 1 # migrated failed: old value replaced by new value
fi
_savedomainconf "$_new_key" "$_old_value" "$_b64encode"
_debug "Domain config $_old_key has been migrated to $_new_key."
}
#_migratedeployconf oldkey newkey base64encode
_migratedeployconf() {
_migratedomainconf "$1" "SAVED_$2" "$3" ||
_migratedomainconf "SAVED_$1" "SAVED_$2" "$3" # try only when oldkey itself is not found
}
#key value base64encode
_savedeployconf() {
_savedomainconf "SAVED_$1" "$2" "$3"
#remove later
_cleardomainconf "$1"
}
#key
_getdeployconf() {
_rac_key="$1"
_rac_value="$(eval echo \$"$_rac_key")"
if [ "$_rac_value" ]; then
if _startswith "$_rac_value" '"' && _endswith "$_rac_value" '"'; then
_debug2 "trim quotation marks"
eval $_rac_key=$_rac_value
export $_rac_key
fi
return 0 # do nothing
fi
_saved="$(_readdomainconf "SAVED_$_rac_key")"
eval $_rac_key=\$_saved
export $_rac_key
}
#_saveaccountconf key value base64encode
_saveaccountconf() {
_save_conf "$ACCOUNT_CONF_PATH" "$@"
}
#key value base64encode
_saveaccountconf_mutable() {
_save_conf "$ACCOUNT_CONF_PATH" "SAVED_$1" "$2" "$3"
#remove later
_clearaccountconf "$1"
}
#key
_readaccountconf() {
_read_conf "$ACCOUNT_CONF_PATH" "$1"
}
#key
_readaccountconf_mutable() {
_rac_key="$1"
_readaccountconf "SAVED_$_rac_key"
}
#_clearaccountconf key
_clearaccountconf() {
_clear_conf "$ACCOUNT_CONF_PATH" "$1"
}
#key
_clearaccountconf_mutable() {
_clearaccountconf "SAVED_$1"
#remove later
_clearaccountconf "$1"
}
#_savecaconf key value
_savecaconf() {
_save_conf "$CA_CONF" "$1" "$2"
}
#_readcaconf key
_readcaconf() {
_read_conf "$CA_CONF" "$1"
}
#_clearaccountconf key
_clearcaconf() {
_clear_conf "$CA_CONF" "$1"
}