feat(deploy_ali_cdn): support Alibaba Cloud CDN deployment

deploy/ali_cdn.sh

@@ -0,0 +1,157 @@
+#!/usr/bin/env sh
+
+# Script to create certificate to Alibaba Cloud CDN
+#
+# This deployment required following variables
+# export Ali_Key="ALIACCESSKEY"
+# export Ali_Secret="ALISECRETKEY"
+# export DEPLOY_ALI_CDN_DOMAIN="cdn.example.com"
+# If you have more than one domain, just
+# export DEPLOY_ALI_CDN_DOMAIN="cdn1.example.com cdn2.example.com"
+#
+# The credentials are shared with all domains, also shared with dns_ali api
+
+Ali_API="https://cdn.aliyuncs.com/"
+
+ali_cdn_deploy() {
+  _cdomain="$1"
+  _ckey="$2"
+  _ccert="$3"
+  _cca="$4"
+  _cfullchain="$5"
+
+  _debug _cdomain "$_cdomain"
+  _debug _ckey "$_ckey"
+  _debug _ccert "$_ccert"
+  _debug _cca "$_cca"
+  _debug _cfullchain "$_cfullchain"
+
+  Ali_Key="${Ali_Key:-$(_readaccountconf_mutable Ali_Key)}"
+  Ali_Secret="${Ali_Secret:-$(_readaccountconf_mutable Ali_Secret)}"
+  if [ -z "$Ali_Key" ] || [ -z "$Ali_Secret" ]; then
+    Ali_Key=""
+    Ali_Secret=""
+    _err "You don't specify aliyun api key and secret yet."
+    return 1
+  fi
+
+  #save the api key and secret to the account conf file.
+  _saveaccountconf_mutable Ali_Key "$Ali_Key"
+  _saveaccountconf_mutable Ali_Secret "$Ali_Secret"
+
+  _getdeployconf DEPLOY_ALI_CDN_DOMAIN
+  if [ "$DEPLOY_ALI_CDN_DOMAIN" ]; then
+    _savedeployconf DEPLOY_ALI_CDN_DOMAIN "$DEPLOY_ALI_CDN_DOMAIN"
+  else
+    DEPLOY_ALI_CDN_DOMAIN="$_cdomain"
+  fi
+
+  # read cert and key files and urlencode both
+  _cert=$(_url_encode_upper <"$_cfullchain")
+  _key=$(_url_encode_upper <"$_ckey")
+
+  _debug2 _cert "$_cert"
+  _debug2 _key "$_key"
+
+  ## update domain ssl config
+  for domain in $DEPLOY_ALI_CDN_DOMAIN; do
+    _set_cdn_domain_ssl_certificate_query "$domain" "$_cert" "$_key"
+    if _ali_rest "Set CDN domain SSL certificate for $domain" "" POST; then
+      _info "Domain $domain certificate has been deployed successfully"
+    fi
+  done
+
+  return 0
+}
+
+####################  Private functions below ##################################
+
+# act ign mtd
+_ali_rest() {
+  act="$1"
+  ign="$2"
+  mtd="$3"
+
+  signature=$(printf "%s" "$mtd&%2F&$(_ali_urlencode "$query")" | _hmac "sha1" "$(printf "%s" "$Ali_Secret&" | _hex_dump | tr -d " ")" | _base64)
+  signature=$(_ali_urlencode "$signature")
+  url="$Ali_API?$query&Signature=$signature"
+
+  if [ "$mtd" = "GET" ]; then
+    response="$(_get "$url")"
+  else
+    # post payload is not supported yet because of signature
+    response="$(_post "" "$url")"
+  fi
+
+  _ret="$?"
+  _debug2 response "$response"
+  if [ "$_ret" != "0" ]; then
+    _err "Error <$act>"
+    return 1
+  fi
+
+  if [ -z "$ign" ]; then
+    message="$(echo "$response" | _egrep_o "\"Message\":\"[^\"]*\"" | cut -d : -f 2 | tr -d \")"
+    if [ "$message" ]; then
+      _err "$message"
+      return 1
+    fi
+  fi
+}
+
+_ali_urlencode() {
+  _str="$1"
+  _str_len=${#_str}
+  _u_i=1
+  while [ "$_u_i" -le "$_str_len" ]; do
+    _str_c="$(printf "%s" "$_str" | cut -c "$_u_i")"
+    case $_str_c in [a-zA-Z0-9.~_-])
+      printf "%s" "$_str_c"
+      ;;
+    *)
+      printf "%%%02X" "'$_str_c"
+      ;;
+    esac
+    _u_i="$(_math "$_u_i" + 1)"
+  done
+}
+
+_ali_nonce() {
+  #_head_n 1 </dev/urandom | _digest "sha256" hex | cut -c 1-31
+  #Not so good...
+  date +"%s%N" | sed 's/%N//g'
+}
+
+_timestamp() {
+  date -u +"%Y-%m-%dT%H%%3A%M%%3A%SZ"
+}
+
+# stdin stdout
+_url_encode_upper() {
+  encoded=$(_url_encode)
+
+  for match in $(echo "$encoded" | _egrep_o '%..' | sort -u); do
+    upper=$(echo "$match" | tr '[:lower:]' '[:upper:]')
+    encoded=$(echo "$encoded" | sed "s/$match/$upper/g")
+  done
+
+  echo "$encoded"
+}
+
+# domain pub pri
+_set_cdn_domain_ssl_certificate_query() {
+  query=''
+  query=$query'AccessKeyId='$Ali_Key
+  query=$query'&Action=SetCdnDomainSSLCertificate'
+  query=$query'&CertType=upload'
+  query=$query'&DomainName='$1
+  query=$query'&Format=json'
+  query=$query'&SSLPri='$3
+  query=$query'&SSLProtocol=on'
+  query=$query'&SSLPub='$2
+  query=$query'&SignatureMethod=HMAC-SHA1'
+  query=$query"&SignatureNonce=$(_ali_nonce)"
+  query=$query'&SignatureVersion=1.0'
+  query=$query'&Timestamp='$(_timestamp)
+  query=$query'&Version=2018-05-10'
+}