From 6c503dab02e32977906856500e3ed12ee0c89fb5 Mon Sep 17 00:00:00 2001
From: Jordan Wiseman <jordanwiseman@msn.com>
Date: Sun, 24 Feb 2019 22:33:50 -0800
Subject: [PATCH] fix format (crlf to lf)

---
 deploy/dovecot.sh             | 224 ++++++++++-----------
 deploy/postfix.sh             | 226 ++++++++++-----------
 deploy/postfix_and_dovecot.sh | 360 +++++++++++++++++-----------------
 3 files changed, 405 insertions(+), 405 deletions(-)

diff --git a/deploy/dovecot.sh b/deploy/dovecot.sh
index 6edc9520..c274ab55 100644
--- a/deploy/dovecot.sh
+++ b/deploy/dovecot.sh
@@ -1,112 +1,112 @@
-#!/usr/bin/env sh
-
-#Here is a script to deploy cert to dovecot servers.
-
-#returns 0 means success, otherwise error.
-
-#DEFAULT_DOVECOT_RELOAD="service dovecot restart"
-#DEFAULT_DOVECOT_CONF="/etc/dovecot/dovecot.conf"
-
-########  Public functions #####################
-
-#domain keyfile certfile cafile fullchain
-dovecot_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"
-
-  _ssl_path="/etc/acme.sh/dovecot"
-  if ! mkdir -p "$_ssl_path"; then
-    _err "Can not create folder:$_ssl_path"
-    return 1
-  fi
-
-  _info "Copying key and cert"
-  _real_key="$_ssl_path/dovecot.key"
-  if ! cat "$_ckey" >"$_real_key"; then
-    _err "Error: write key file to: $_real_key"
-    return 1
-  fi
-  _real_fullchain="$_ssl_path/dovecot.chain.pem"
-  if ! cat "$_cfullchain" >"$_real_fullchain"; then
-    _err "Error: write key file to: $_real_fullchain"
-    return 1
-  fi
-
-  DEFAULT_DOVECOT_RELOAD="service dovecot restart"
-  _reload_dovecot="${DEPLOY_DOVECOT_RELOAD:-$DEFAULT_DOVECOT_RELOAD}"
-
-  if [ -z "$IS_RENEW" ]; then
-    DEFAULT_DOVECOT_CONF="/etc/dovecot/dovecot.conf"
-    _dovecot_conf="${DEPLOY_DOVECOT_CONF:-$DEFAULT_DOVECOT_CONF}"
-
-    if [ ! -f "$_dovecot_conf" ]; then
-      if [ -z "$DEPLOY_DOVECOT_CONF" ]; then
-        _err "dovecot conf is not found, please define DEPLOY_DOVECOT_CONF"
-        return 1
-      else
-        _err "It seems that the specified dovecot conf is not valid, please check."
-        return 1
-      fi
-    fi
-    if [ ! -w "$_dovecot_conf" ]; then
-      _err "The file $_dovecot_conf is not writable, please change the permission."
-      return 1
-    fi
-    _backup_dovecot_conf="$DOMAIN_BACKUP_PATH/dovecot.conf.bak"
-    _info "Backup $_dovecot_conf to $_backup_dovecot_conf"
-    cp "$_dovecot_conf" "$_backup_dovecot_conf"
-
-    # dovecot needs the input redirectors ("<") before the filenames here
-    _info "Modify dovecot conf: $_dovecot_conf"
-    if _setopt "$_dovecot_conf" "ssl_cert" "=" "<$_real_fullchain" \
-      && _setopt "$_dovecot_conf" "ssl_key" "=" "<$_real_key" \
-      && _setopt "$_dovecot_conf" "ssl" "=" "required"; then
-      _info "Set config success!"
-    else
-      _err "Config dovecot server error, please report bug to us."
-      _info "Restoring dovecot conf"
-      if cat "$_backup_dovecot_conf" >"$_dovecot_conf"; then
-        _info "Restore conf success"
-        eval "$_reload_dovecot"
-      else
-        _err "Oops, error restore dovecot conf, please report bug to us."
-      fi
-      return 1
-    fi
-  fi
-
-  _info "Run reload: $_reload_dovecot"
-  if eval "$_reload_dovecot"; then
-    _info "Reload success!"
-    if [ "$DEPLOY_DOVECOT_CONF" ]; then
-      _savedomainconf DEPLOY_DOVECOT_CONF "$DEPLOY_DOVECOT_CONF"
-    else
-      _cleardomainconf DEPLOY_DOVECOT_CONF
-    fi
-    if [ "$DEPLOY_DOVECOT_RELOAD" ]; then
-      _savedomainconf DEPLOY_DOVECOT_RELOAD "$DEPLOY_DOVECOT_RELOAD"
-    else
-      _cleardomainconf DEPLOY_DOVECOT_RELOAD
-    fi
-    return 0
-  else
-    _err "Reload error, restoring conf"
-    if cat "$_backup_dovecot_conf" >"$_dovecot_conf"; then
-      _info "Restore dovecot conf success"
-      eval "$_reload_dovecot"
-    else
-      _err "Oops, error restoring dovecot conf, please report bug to us."
-    fi
-    return 1
-  fi
-  return 0
-}
+#!/usr/bin/env sh
+
+#Here is a script to deploy cert to dovecot servers.
+
+#returns 0 means success, otherwise error.
+
+#DEFAULT_DOVECOT_RELOAD="service dovecot restart"
+#DEFAULT_DOVECOT_CONF="/etc/dovecot/dovecot.conf"
+
+########  Public functions #####################
+
+#domain keyfile certfile cafile fullchain
+dovecot_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"
+
+  _ssl_path="/etc/acme.sh/dovecot"
+  if ! mkdir -p "$_ssl_path"; then
+    _err "Can not create folder:$_ssl_path"
+    return 1
+  fi
+
+  _info "Copying key and cert"
+  _real_key="$_ssl_path/dovecot.key"
+  if ! cat "$_ckey" >"$_real_key"; then
+    _err "Error: write key file to: $_real_key"
+    return 1
+  fi
+  _real_fullchain="$_ssl_path/dovecot.chain.pem"
+  if ! cat "$_cfullchain" >"$_real_fullchain"; then
+    _err "Error: write key file to: $_real_fullchain"
+    return 1
+  fi
+
+  DEFAULT_DOVECOT_RELOAD="service dovecot restart"
+  _reload_dovecot="${DEPLOY_DOVECOT_RELOAD:-$DEFAULT_DOVECOT_RELOAD}"
+
+  if [ -z "$IS_RENEW" ]; then
+    DEFAULT_DOVECOT_CONF="/etc/dovecot/dovecot.conf"
+    _dovecot_conf="${DEPLOY_DOVECOT_CONF:-$DEFAULT_DOVECOT_CONF}"
+
+    if [ ! -f "$_dovecot_conf" ]; then
+      if [ -z "$DEPLOY_DOVECOT_CONF" ]; then
+        _err "dovecot conf is not found, please define DEPLOY_DOVECOT_CONF"
+        return 1
+      else
+        _err "It seems that the specified dovecot conf is not valid, please check."
+        return 1
+      fi
+    fi
+    if [ ! -w "$_dovecot_conf" ]; then
+      _err "The file $_dovecot_conf is not writable, please change the permission."
+      return 1
+    fi
+    _backup_dovecot_conf="$DOMAIN_BACKUP_PATH/dovecot.conf.bak"
+    _info "Backup $_dovecot_conf to $_backup_dovecot_conf"
+    cp "$_dovecot_conf" "$_backup_dovecot_conf"
+
+    # dovecot needs the input redirectors ("<") before the filenames here
+    _info "Modify dovecot conf: $_dovecot_conf"
+    if _setopt "$_dovecot_conf" "ssl_cert" "=" "<$_real_fullchain" \
+      && _setopt "$_dovecot_conf" "ssl_key" "=" "<$_real_key" \
+      && _setopt "$_dovecot_conf" "ssl" "=" "required"; then
+      _info "Set config success!"
+    else
+      _err "Config dovecot server error, please report bug to us."
+      _info "Restoring dovecot conf"
+      if cat "$_backup_dovecot_conf" >"$_dovecot_conf"; then
+        _info "Restore conf success"
+        eval "$_reload_dovecot"
+      else
+        _err "Oops, error restore dovecot conf, please report bug to us."
+      fi
+      return 1
+    fi
+  fi
+
+  _info "Run reload: $_reload_dovecot"
+  if eval "$_reload_dovecot"; then
+    _info "Reload success!"
+    if [ "$DEPLOY_DOVECOT_CONF" ]; then
+      _savedomainconf DEPLOY_DOVECOT_CONF "$DEPLOY_DOVECOT_CONF"
+    else
+      _cleardomainconf DEPLOY_DOVECOT_CONF
+    fi
+    if [ "$DEPLOY_DOVECOT_RELOAD" ]; then
+      _savedomainconf DEPLOY_DOVECOT_RELOAD "$DEPLOY_DOVECOT_RELOAD"
+    else
+      _cleardomainconf DEPLOY_DOVECOT_RELOAD
+    fi
+    return 0
+  else
+    _err "Reload error, restoring conf"
+    if cat "$_backup_dovecot_conf" >"$_dovecot_conf"; then
+      _info "Restore dovecot conf success"
+      eval "$_reload_dovecot"
+    else
+      _err "Oops, error restoring dovecot conf, please report bug to us."
+    fi
+    return 1
+  fi
+  return 0
+}
diff --git a/deploy/postfix.sh b/deploy/postfix.sh
index 3a43b107..97d91fd8 100644
--- a/deploy/postfix.sh
+++ b/deploy/postfix.sh
@@ -1,113 +1,113 @@
-#!/usr/bin/env sh
-
-#Here is a script to deploy cert to postfix servers.
-
-#returns 0 means success, otherwise error.
-
-#DEFAULT_POSTFIX_RELOAD="service postfix restart"
-#DEFAULT_POSTFIX_CONF="/etc/postfix/main.cf"
-
-
-########  Public functions #####################
-
-#domain keyfile certfile cafile fullchain
-postfix_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"
-
-  _ssl_path="/etc/acme.sh/postfix"
-  if ! mkdir -p "$_ssl_path"; then
-    _err "Can not create folder:$_ssl_path"
-    return 1
-  fi
-
-  _info "Copying key and cert"
-  _real_key="$_ssl_path/postfix.key"
-  if ! cat "$_ckey" >"$_real_key"; then
-    _err "Error: write key file to: $_real_key"
-    return 1
-  fi
-  _real_fullchain="$_ssl_path/postfix.chain.pem"
-  if ! cat "$_cfullchain" >"$_real_fullchain"; then
-    _err "Error: write key file to: $_real_fullchain"
-    return 1
-  fi
-
-  DEFAULT_POSTFIX_RELOAD="service postfix restart"
-  _reload_postfix="${DEPLOY_POSTFIX_RELOAD:-$DEFAULT_POSTFIX_RELOAD}"
-
-  if [ -z "$IS_RENEW" ]; then
-    DEFAULT_POSTFIX_CONF="/etc/postfix/main.cf"
-    _postfix_conf="${DEPLOY_POSTFIX_CONF:-$DEFAULT_POSTFIX_CONF}"
-
-    if [ ! -f "$_postfix_conf" ]; then
-      if [ -z "$DEPLOY_POSTFIX_CONF" ]; then
-        _err "postfix conf is not found, please define DEPLOY_POSTFIX_CONF"
-        return 1
-      else
-        _err "It seems that the specified postfix conf is not valid, please check."
-        return 1
-      fi
-    fi
-    if [ ! -w "$_postfix_conf" ]; then
-      _err "The file $_postfix_conf is not writable, please change the permission."
-      return 1
-    fi
-    _backup_postfix_conf="$DOMAIN_BACKUP_PATH/postfix.conf.bak"
-    _info "Backup $_postfix_conf to $_backup_postfix_conf"
-    cp "$_postfix_conf" "$_backup_postfix_conf"
-
-    _info "Modify postfix conf: $_postfix_conf"
-    if _setopt "$_postfix_conf" "smtpd_tls_cert_file" "=" "$_real_fullchain" \
-      && _setopt "$_postfix_conf" "smtpd_tls_key_file" "=" "$_real_key" \
-      && _setopt "$_postfix_conf" "smtpd_use_tls" "=" "yes" \
-      && _setopt "$_postfix_conf" "smtpd_tls_security_level" "=" "may"; then
-      _info "Set config success!"
-    else
-      _err "Config postfix server error, please report bug to us."
-      _info "Restoring postfix conf"
-      if cat "$_backup_postfix_conf" >"$_postfix_conf"; then
-        _info "Restore conf success"
-        eval "$_reload_postfix"
-      else
-        _err "Oops, error restore postfix conf, please report bug to us."
-      fi
-      return 1
-    fi
-  fi
-
-  _info "Run reload: $_reload_postfix"
-  if eval "$_reload_postfix"; then
-    _info "Reload success!"
-    if [ "$DEPLOY_POSTFIX_CONF" ]; then
-      _savedomainconf DEPLOY_POSTFIX_CONF "$DEPLOY_POSTFIX_CONF"
-    else
-      _cleardomainconf DEPLOY_POSTFIX_CONF
-    fi
-    if [ "$DEPLOY_POSTFIX_RELOAD" ]; then
-      _savedomainconf DEPLOY_POSTFIX_RELOAD "$DEPLOY_POSTFIX_RELOAD"
-    else
-      _cleardomainconf DEPLOY_POSTFIX_RELOAD
-    fi
-    return 0
-  else
-    _err "Reload error, restoring conf"
-    if cat "$_backup_postfix_conf" >"$_postfix_conf"; then
-      _info "Restore postfox conf success"
-      eval "$_reload_postfix"
-    else
-      _err "Oops, error restoring postfix conf, please report bug to us."
-    fi
-    return 1
-  fi
-  return 0
-}
+#!/usr/bin/env sh
+
+#Here is a script to deploy cert to postfix servers.
+
+#returns 0 means success, otherwise error.
+
+#DEFAULT_POSTFIX_RELOAD="service postfix restart"
+#DEFAULT_POSTFIX_CONF="/etc/postfix/main.cf"
+
+
+########  Public functions #####################
+
+#domain keyfile certfile cafile fullchain
+postfix_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"
+
+  _ssl_path="/etc/acme.sh/postfix"
+  if ! mkdir -p "$_ssl_path"; then
+    _err "Can not create folder:$_ssl_path"
+    return 1
+  fi
+
+  _info "Copying key and cert"
+  _real_key="$_ssl_path/postfix.key"
+  if ! cat "$_ckey" >"$_real_key"; then
+    _err "Error: write key file to: $_real_key"
+    return 1
+  fi
+  _real_fullchain="$_ssl_path/postfix.chain.pem"
+  if ! cat "$_cfullchain" >"$_real_fullchain"; then
+    _err "Error: write key file to: $_real_fullchain"
+    return 1
+  fi
+
+  DEFAULT_POSTFIX_RELOAD="service postfix restart"
+  _reload_postfix="${DEPLOY_POSTFIX_RELOAD:-$DEFAULT_POSTFIX_RELOAD}"
+
+  if [ -z "$IS_RENEW" ]; then
+    DEFAULT_POSTFIX_CONF="/etc/postfix/main.cf"
+    _postfix_conf="${DEPLOY_POSTFIX_CONF:-$DEFAULT_POSTFIX_CONF}"
+
+    if [ ! -f "$_postfix_conf" ]; then
+      if [ -z "$DEPLOY_POSTFIX_CONF" ]; then
+        _err "postfix conf is not found, please define DEPLOY_POSTFIX_CONF"
+        return 1
+      else
+        _err "It seems that the specified postfix conf is not valid, please check."
+        return 1
+      fi
+    fi
+    if [ ! -w "$_postfix_conf" ]; then
+      _err "The file $_postfix_conf is not writable, please change the permission."
+      return 1
+    fi
+    _backup_postfix_conf="$DOMAIN_BACKUP_PATH/postfix.conf.bak"
+    _info "Backup $_postfix_conf to $_backup_postfix_conf"
+    cp "$_postfix_conf" "$_backup_postfix_conf"
+
+    _info "Modify postfix conf: $_postfix_conf"
+    if _setopt "$_postfix_conf" "smtpd_tls_cert_file" "=" "$_real_fullchain" \
+      && _setopt "$_postfix_conf" "smtpd_tls_key_file" "=" "$_real_key" \
+      && _setopt "$_postfix_conf" "smtpd_use_tls" "=" "yes" \
+      && _setopt "$_postfix_conf" "smtpd_tls_security_level" "=" "may"; then
+      _info "Set config success!"
+    else
+      _err "Config postfix server error, please report bug to us."
+      _info "Restoring postfix conf"
+      if cat "$_backup_postfix_conf" >"$_postfix_conf"; then
+        _info "Restore conf success"
+        eval "$_reload_postfix"
+      else
+        _err "Oops, error restore postfix conf, please report bug to us."
+      fi
+      return 1
+    fi
+  fi
+
+  _info "Run reload: $_reload_postfix"
+  if eval "$_reload_postfix"; then
+    _info "Reload success!"
+    if [ "$DEPLOY_POSTFIX_CONF" ]; then
+      _savedomainconf DEPLOY_POSTFIX_CONF "$DEPLOY_POSTFIX_CONF"
+    else
+      _cleardomainconf DEPLOY_POSTFIX_CONF
+    fi
+    if [ "$DEPLOY_POSTFIX_RELOAD" ]; then
+      _savedomainconf DEPLOY_POSTFIX_RELOAD "$DEPLOY_POSTFIX_RELOAD"
+    else
+      _cleardomainconf DEPLOY_POSTFIX_RELOAD
+    fi
+    return 0
+  else
+    _err "Reload error, restoring conf"
+    if cat "$_backup_postfix_conf" >"$_postfix_conf"; then
+      _info "Restore postfox conf success"
+      eval "$_reload_postfix"
+    else
+      _err "Oops, error restoring postfix conf, please report bug to us."
+    fi
+    return 1
+  fi
+  return 0
+}
diff --git a/deploy/postfix_and_dovecot.sh b/deploy/postfix_and_dovecot.sh
index 435eaa70..49a5b3f8 100644
--- a/deploy/postfix_and_dovecot.sh
+++ b/deploy/postfix_and_dovecot.sh
@@ -1,180 +1,180 @@
-#!/usr/bin/env sh
-
-#Here is a script to deploy cert to postfix and dovecot servers, when
-#they use the same certificate (e.g., when both are on the same host or 
-#use the same hostname).
-
-#returns 0 means success, otherwise error.
-
-#DEFAULT_POSTFIX_RELOAD="service postfix restart"
-#DEFAULT_DOVECOT_RELOAD="service dovecot restart"
-
-#DEFAULT_POSTFIX_CONF="/etc/postfix/main.cf"
-#DEFAULT_DOVECOT_CONF="/etc/dovecot/dovecot.conf"
-
-
-########  Public functions #####################
-
-#domain keyfile certfile cafile fullchain
-postfix_and_dovecot_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"
-
-  _ssl_path="/etc/acme.sh/postfix_and_dovecot"
-  if ! mkdir -p "$_ssl_path"; then
-    _err "Can not create folder:$_ssl_path"
-    return 1
-  fi
-
-  _info "Copying key and cert"
-  _real_key="$_ssl_path/postfix_and_dovecot.key"
-  if ! cat "$_ckey" >"$_real_key"; then
-    _err "Error: write key file to: $_real_key"
-    return 1
-  fi
-  _real_fullchain="$_ssl_path/postfix_and_dovecot.chain.pem"
-  if ! cat "$_cfullchain" >"$_real_fullchain"; then
-    _err "Error: write key file to: $_real_fullchain"
-    return 1
-  fi
-
-  DEFAULT_POSTFIX_RELOAD="service postfix restart"
-  _reload_postfix="${DEPLOY_POSTFIX_RELOAD:-$DEFAULT_POSTFIX_RELOAD}"
-
-  DEFAULT_DOVECOT_RELOAD="service dovecot restart"
-  _reload_dovecot="${DEPLOY_DOVECOT_RELOAD:-$DEFAULT_DOVECOT_RELOAD}"
-
-  if [ -z "$IS_RENEW" ]; then
-    DEFAULT_POSTFIX_CONF="/etc/postfix/main.cf"
-    DEFAULT_DOVECOT_CONF="/etc/dovecot/dovecot.conf"
-    _postfix_conf="${DEPLOY_POSTFIX_CONF:-$DEFAULT_POSTFIX_CONF}"
-    _dovecot_conf="${DEPLOY_DOVECOT_CONF:-$DEFAULT_DOVECOT_CONF}"
-
-    # postfix first
-    if [ ! -f "$_postfix_conf" ]; then
-      if [ -z "$DEPLOY_POSTFIX_CONF" ]; then
-        _err "postfix conf is not found, please define DEPLOY_POSTFIX_CONF"
-        return 1
-      else
-        _err "It seems that the specified postfix conf is not valid, please check."
-        return 1
-      fi
-    fi
-    if [ ! -w "$_postfix_conf" ]; then
-      _err "The file $_postfix_conf is not writable, please change the permission."
-      return 1
-    fi
-    _backup_postfix_conf="$DOMAIN_BACKUP_PATH/postfix.conf.bak"
-    _info "Backup $_postfix_conf to $_backup_postfix_conf"
-    cp "$_postfix_conf" "$_backup_postfix_conf"
-
-    _info "Modify postfix conf: $_postfix_conf"
-    if _setopt "$_postfix_conf" "smtpd_tls_cert_file" "=" "$_real_fullchain" \
-      && _setopt "$_postfix_conf" "smtpd_tls_key_file" "=" "$_real_key" \
-      && _setopt "$_postfix_conf" "smtpd_use_tls" "=" "yes" \
-      && _setopt "$_postfix_conf" "smtpd_tls_security_level" "=" "may"; then
-      _info "Set config success!"
-    else
-      _err "Config postfix server error, please report bug to us."
-      _info "Restoring postfix conf"
-      if cat "$_backup_postfix_conf" >"$_postfix_conf"; then
-        _info "Restore conf success"
-        eval "$_reload_postfix"
-      else
-        _err "Oops, error restore postfix conf, please report bug to us."
-      fi
-      return 1
-    fi
-
-    # now dovecot
-    if [ ! -f "$_dovecot_conf" ]; then
-      if [ -z "$DEPLOY_DOVECOT_CONF" ]; then
-        _err "dovecot conf is not found, please define DEPLOY_DOVECOT_CONF"
-        return 1
-      else
-        _err "It seems that the specified dovecot conf is not valid, please check."
-        return 1
-      fi
-    fi
-    if [ ! -w "$_dovecot_conf" ]; then
-      _err "The file $_dovecot_conf is not writable, please change the permission."
-      return 1
-    fi
-    _backup_dovecot_conf="$DOMAIN_BACKUP_PATH/dovecot.conf.bak"
-    _info "Backup $_dovecot_conf to $_backup_dovecot_conf"
-    cp "$_dovecot_conf" "$_backup_dovecot_conf"
-
-    # dovecot needs the input redirectors ("<") before the filenames here
-    _info "Modify dovecot conf: $_dovecot_conf"
-    if _setopt "$_dovecot_conf" "ssl_cert" "=" "<$_real_fullchain" \
-      && _setopt "$_dovecot_conf" "ssl_key" "=" "<$_real_key" \
-      && _setopt "$_dovecot_conf" "ssl" "=" "required"; then
-      _info "Set config success!"
-    else
-      _err "Config dovecot server error, please report bug to us."
-      _info "Restoring dovecot conf"
-      if cat "$_backup_dovecot_conf" >"$_dovecot_conf"; then
-        _info "Restore conf success"
-        eval "$_reload_dovecot"
-      else
-        _err "Oops, error restore dovecot conf, please report bug to us."
-      fi
-      return 1
-    fi
-  fi
-
-  _info "Run reload: $_reload_postfix && $_reload_dovecot"
-  if eval "$_reload_postfix && $_reload_dovecot"; then
-    _info "Reload success!"
-    if [ "$DEPLOY_POSTFIX_CONF" ]; then
-      _savedomainconf DEPLOY_POSTFIX_CONF "$DEPLOY_POSTFIX_CONF"
-    else
-      _cleardomainconf DEPLOY_POSTFIX_CONF
-    fi
-    if [ "$DEPLOY_POSTFIX_RELOAD" ]; then
-      _savedomainconf DEPLOY_POSTFIX_RELOAD "$DEPLOY_POSTFIX_RELOAD"
-    else
-      _cleardomainconf DEPLOY_POSTFIX_RELOAD
-    fi
-    return 0
-
-    if [ "$DEPLOY_DOVECOT_CONF" ]; then
-      _savedomainconf DEPLOY_DOVECOT_CONF "$DEPLOY_DOVECOT_CONF"
-    else
-      _cleardomainconf DEPLOY_DOVECOT_CONF
-    fi
-    if [ "$DEPLOY_DOVECOT_RELOAD" ]; then
-      _savedomainconf DEPLOY_DOVECOT_RELOAD "$DEPLOY_DOVECOT_RELOAD"
-    else
-      _cleardomainconf DEPLOY_DOVECOT_RELOAD
-    fi
-    return 0
-  else
-    _err "Reload error, restoring conf"
-    if cat "$_backup_postfix_conf" >"$_postfix_conf"; then
-      _info "Restore postfox conf success"
-      eval "$_reload_postfix"
-    else
-      _err "Oops, error restoring postfix conf, please report bug to us."
-    fi
-    return 1
-
-    if cat "$_backup_dovecot_conf" >"$_dovecot_conf"; then
-      _info "Restore dovecot conf success"
-      eval "$_reload_dovecot"
-    else
-      _err "Oops, error restoring dovecot conf, please report bug to us."
-    fi
-    return 1
-  fi
-  return 0
-}
+#!/usr/bin/env sh
+
+#Here is a script to deploy cert to postfix and dovecot servers, when
+#they use the same certificate (e.g., when both are on the same host or 
+#use the same hostname).
+
+#returns 0 means success, otherwise error.
+
+#DEFAULT_POSTFIX_RELOAD="service postfix restart"
+#DEFAULT_DOVECOT_RELOAD="service dovecot restart"
+
+#DEFAULT_POSTFIX_CONF="/etc/postfix/main.cf"
+#DEFAULT_DOVECOT_CONF="/etc/dovecot/dovecot.conf"
+
+
+########  Public functions #####################
+
+#domain keyfile certfile cafile fullchain
+postfix_and_dovecot_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"
+
+  _ssl_path="/etc/acme.sh/postfix_and_dovecot"
+  if ! mkdir -p "$_ssl_path"; then
+    _err "Can not create folder:$_ssl_path"
+    return 1
+  fi
+
+  _info "Copying key and cert"
+  _real_key="$_ssl_path/postfix_and_dovecot.key"
+  if ! cat "$_ckey" >"$_real_key"; then
+    _err "Error: write key file to: $_real_key"
+    return 1
+  fi
+  _real_fullchain="$_ssl_path/postfix_and_dovecot.chain.pem"
+  if ! cat "$_cfullchain" >"$_real_fullchain"; then
+    _err "Error: write key file to: $_real_fullchain"
+    return 1
+  fi
+
+  DEFAULT_POSTFIX_RELOAD="service postfix restart"
+  _reload_postfix="${DEPLOY_POSTFIX_RELOAD:-$DEFAULT_POSTFIX_RELOAD}"
+
+  DEFAULT_DOVECOT_RELOAD="service dovecot restart"
+  _reload_dovecot="${DEPLOY_DOVECOT_RELOAD:-$DEFAULT_DOVECOT_RELOAD}"
+
+  if [ -z "$IS_RENEW" ]; then
+    DEFAULT_POSTFIX_CONF="/etc/postfix/main.cf"
+    DEFAULT_DOVECOT_CONF="/etc/dovecot/dovecot.conf"
+    _postfix_conf="${DEPLOY_POSTFIX_CONF:-$DEFAULT_POSTFIX_CONF}"
+    _dovecot_conf="${DEPLOY_DOVECOT_CONF:-$DEFAULT_DOVECOT_CONF}"
+
+    # postfix first
+    if [ ! -f "$_postfix_conf" ]; then
+      if [ -z "$DEPLOY_POSTFIX_CONF" ]; then
+        _err "postfix conf is not found, please define DEPLOY_POSTFIX_CONF"
+        return 1
+      else
+        _err "It seems that the specified postfix conf is not valid, please check."
+        return 1
+      fi
+    fi
+    if [ ! -w "$_postfix_conf" ]; then
+      _err "The file $_postfix_conf is not writable, please change the permission."
+      return 1
+    fi
+    _backup_postfix_conf="$DOMAIN_BACKUP_PATH/postfix.conf.bak"
+    _info "Backup $_postfix_conf to $_backup_postfix_conf"
+    cp "$_postfix_conf" "$_backup_postfix_conf"
+
+    _info "Modify postfix conf: $_postfix_conf"
+    if _setopt "$_postfix_conf" "smtpd_tls_cert_file" "=" "$_real_fullchain" \
+      && _setopt "$_postfix_conf" "smtpd_tls_key_file" "=" "$_real_key" \
+      && _setopt "$_postfix_conf" "smtpd_use_tls" "=" "yes" \
+      && _setopt "$_postfix_conf" "smtpd_tls_security_level" "=" "may"; then
+      _info "Set config success!"
+    else
+      _err "Config postfix server error, please report bug to us."
+      _info "Restoring postfix conf"
+      if cat "$_backup_postfix_conf" >"$_postfix_conf"; then
+        _info "Restore conf success"
+        eval "$_reload_postfix"
+      else
+        _err "Oops, error restore postfix conf, please report bug to us."
+      fi
+      return 1
+    fi
+
+    # now dovecot
+    if [ ! -f "$_dovecot_conf" ]; then
+      if [ -z "$DEPLOY_DOVECOT_CONF" ]; then
+        _err "dovecot conf is not found, please define DEPLOY_DOVECOT_CONF"
+        return 1
+      else
+        _err "It seems that the specified dovecot conf is not valid, please check."
+        return 1
+      fi
+    fi
+    if [ ! -w "$_dovecot_conf" ]; then
+      _err "The file $_dovecot_conf is not writable, please change the permission."
+      return 1
+    fi
+    _backup_dovecot_conf="$DOMAIN_BACKUP_PATH/dovecot.conf.bak"
+    _info "Backup $_dovecot_conf to $_backup_dovecot_conf"
+    cp "$_dovecot_conf" "$_backup_dovecot_conf"
+
+    # dovecot needs the input redirectors ("<") before the filenames here
+    _info "Modify dovecot conf: $_dovecot_conf"
+    if _setopt "$_dovecot_conf" "ssl_cert" "=" "<$_real_fullchain" \
+      && _setopt "$_dovecot_conf" "ssl_key" "=" "<$_real_key" \
+      && _setopt "$_dovecot_conf" "ssl" "=" "required"; then
+      _info "Set config success!"
+    else
+      _err "Config dovecot server error, please report bug to us."
+      _info "Restoring dovecot conf"
+      if cat "$_backup_dovecot_conf" >"$_dovecot_conf"; then
+        _info "Restore conf success"
+        eval "$_reload_dovecot"
+      else
+        _err "Oops, error restore dovecot conf, please report bug to us."
+      fi
+      return 1
+    fi
+  fi
+
+  _info "Run reload: $_reload_postfix && $_reload_dovecot"
+  if eval "$_reload_postfix && $_reload_dovecot"; then
+    _info "Reload success!"
+    if [ "$DEPLOY_POSTFIX_CONF" ]; then
+      _savedomainconf DEPLOY_POSTFIX_CONF "$DEPLOY_POSTFIX_CONF"
+    else
+      _cleardomainconf DEPLOY_POSTFIX_CONF
+    fi
+    if [ "$DEPLOY_POSTFIX_RELOAD" ]; then
+      _savedomainconf DEPLOY_POSTFIX_RELOAD "$DEPLOY_POSTFIX_RELOAD"
+    else
+      _cleardomainconf DEPLOY_POSTFIX_RELOAD
+    fi
+    return 0
+
+    if [ "$DEPLOY_DOVECOT_CONF" ]; then
+      _savedomainconf DEPLOY_DOVECOT_CONF "$DEPLOY_DOVECOT_CONF"
+    else
+      _cleardomainconf DEPLOY_DOVECOT_CONF
+    fi
+    if [ "$DEPLOY_DOVECOT_RELOAD" ]; then
+      _savedomainconf DEPLOY_DOVECOT_RELOAD "$DEPLOY_DOVECOT_RELOAD"
+    else
+      _cleardomainconf DEPLOY_DOVECOT_RELOAD
+    fi
+    return 0
+  else
+    _err "Reload error, restoring conf"
+    if cat "$_backup_postfix_conf" >"$_postfix_conf"; then
+      _info "Restore postfox conf success"
+      eval "$_reload_postfix"
+    else
+      _err "Oops, error restoring postfix conf, please report bug to us."
+    fi
+    return 1
+
+    if cat "$_backup_dovecot_conf" >"$_dovecot_conf"; then
+      _info "Restore dovecot conf success"
+      eval "$_reload_dovecot"
+    else
+      _err "Oops, error restoring dovecot conf, please report bug to us."
+    fi
+    return 1
+  fi
+  return 0
+}