From 7044236824af45431413297c6224e11dcc785733 Mon Sep 17 00:00:00 2001
From: shar0119 <shar0119@yahoo.com>
Date: Wed, 15 Mar 2017 11:40:32 -0700
Subject: [PATCH 01/11] Create dns_dynu.sh

Add DNS API support for Dynu.
---
 dnsapi/dns_dynu.sh | 135 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 135 insertions(+)
 create mode 100644 dnsapi/dns_dynu.sh

diff --git a/dnsapi/dns_dynu.sh b/dnsapi/dns_dynu.sh
new file mode 100644
index 00000000..963bdd2f
--- /dev/null
+++ b/dnsapi/dns_dynu.sh
@@ -0,0 +1,135 @@
+#!/usr/bin/env sh
+
+my_dir="$(dirname "$0")"
+source "$my_dir/acme.sh"
+
+#Client ID
+Dynu_ClientId="0b71cae7-a099-4f6b-8ddf-94571cdb760d"
+#
+#Secret
+Dynu_Secret="aCUEY4BDCV45KI8CSIC3sp2LKQ9"
+#
+#Token
+Dynu_Token=""
+#
+#Endpoint
+Dynu_EndPoint="https://api.dynu.com/v1"
+
+########  Public functions #####################
+
+#Usage: add _acme-challenge.www.domain.com "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
+dns_dynu_add() {
+  fulldomain=$1
+  txtvalue=$2
+
+  if [ -z "$Dynu_ClientId" ] || [ -z "$Dynu_Secret" ]; then
+    Dynu_ClientId=""
+    Dynu_Secret=""
+    _err "Dynu client id and secret is not specified."
+    _err "Please create you API client id and secret and try again."
+    return 1
+  fi
+
+  #save the client id and secret to the account conf file.
+  _saveaccountconf Dynu_ClientId "$Dynu_ClientId"
+  _saveaccountconf Dynu_Secret "$Dynu_Secret"
+
+  if [ -z "$Dynu_Token" ]; then
+    _info "Getting Dynu token"
+    if ! _dynu_authentication; then
+      _err "Can not get token."
+    fi
+  fi
+
+  _debug "Detect root zone"
+  if ! _get_root "$fulldomain"; then
+    _err "Invalid domain"
+    return 1
+  fi    
+
+  _debug _node "$_node"
+  _debug _domain_name "$_domain_name"
+
+  _info "Creating TXT record"
+  if ! _dynu_rest POST "dns/record/add" "{\"domain_name\":\"$_domain_name\",\"node_name\":\"$_node\",\"record_type\":\"TXT\",\"text_data\":\"$txtvalue\",\"state\":true,\"ttl\":90}"; then
+    return 1
+  fi
+
+  if ! _contains "$response" "text_data"; then
+    _err "Could not add TXT record"
+    return 1
+  fi
+
+  return 0
+}
+
+#fulldomain
+dns_dynu_rm() {
+  fulldomain=$1
+}
+
+########  Private functions below ##################################
+#_acme-challenge.www.domain.com
+#returns
+# _node=_acme-challenge.www
+# _domain_name=domain.com
+_get_root() {
+  domain=$1
+  if ! _dynu_rest GET "dns/getroot/$domain"; then
+    return 1
+  fi
+
+  if ! _contains "$response" "domain_name"; then
+    _debug "Domain name not found"
+    return 1
+  fi
+
+  _domain_name=$(printf "%s" "$response" | tr -d "{}" | cut -d , -f 1 | cut -d : -f 2 | cut -d '"' -f 2)
+  _node=$(printf "%s" "$response" | tr -d "{}" | cut -d , -f 3 | cut -d : -f 2 | cut -d '"' -f 2)
+  return 0  
+}
+
+_dynu_rest() {
+  m=$1
+  ep="$2"
+  data="$3"
+  _debug "$ep"
+
+  export _H1="Authorization: Bearer $Dynu_Token"
+  export _H2="Content-Type: application/json"
+
+  if [ "$data" ]; then
+    _debug data "$data"
+    response="$(_post "$data" "$Dynu_EndPoint/$ep" "" "$m")"
+  else
+    echo "Getting $Dynu_EndPoint/$ep"
+    response="$(_get "$Dynu_EndPoint/$ep")"
+  fi
+
+  if [ "$?" != "0" ]; then
+    _err "error $ep"
+    return 1
+  fi
+  _debug2 response "$response"
+  return 0
+}
+
+_dynu_authentication() {
+  export _H1="Authorization: Basic $(printf "%s" "$Dynu_ClientId:$Dynu_Secret" | _base64)"
+  export _H2="Content-Type: application/json"
+
+  response="$(_get "$Dynu_EndPoint/oauth2/token")"
+  if [ "$?" != "0" ]; then
+    _err "Authentication failed."
+    return 1
+  fi
+  if _contains "$response" "accessToken"; then
+    Dynu_Token=$(printf "%s" "$response" | tr -d "[]" | cut -d , -f 2 | cut -d : -f 2 | cut -d '"' -f 2)
+  fi
+  if _contains "$Dynu_Token" "null"; then
+    Dynu_Token=""
+  fi
+  
+  _debug2 response "$response"
+  return 0
+}

From 5c78e0a462178ea5424b241b486252c331c2bd53 Mon Sep 17 00:00:00 2001
From: shar0119 <shar0119@yahoo.com>
Date: Thu, 16 Mar 2017 13:42:30 -0700
Subject: [PATCH 02/11] removed source acme.sh

---
 dnsapi/dns_dynu.sh | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/dnsapi/dns_dynu.sh b/dnsapi/dns_dynu.sh
index 963bdd2f..b12b0bbb 100644
--- a/dnsapi/dns_dynu.sh
+++ b/dnsapi/dns_dynu.sh
@@ -1,8 +1,5 @@
 #!/usr/bin/env sh
 
-my_dir="$(dirname "$0")"
-source "$my_dir/acme.sh"
-
 #Client ID
 Dynu_ClientId="0b71cae7-a099-4f6b-8ddf-94571cdb760d"
 #

From d0300d4443caf45f0619cba436b40128e09dc71d Mon Sep 17 00:00:00 2001
From: shar0119 <shar0119@yahoo.com>
Date: Mon, 27 Mar 2017 12:27:21 -0700
Subject: [PATCH 03/11] Changes as requested per Commit 9c90b21

In dnsapi/dns_dynu.sh line 115:
  export _H1="Authorization: Basic $(printf "%s" "$Dynu_ClientId:$Dynu_Secret" | _base64)"
         ^-- SC2155: Declare and assign separately to avoid masking return values.
---
 dnsapi/dns_dynu.sh | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/dnsapi/dns_dynu.sh b/dnsapi/dns_dynu.sh
index b12b0bbb..c50c7a18 100644
--- a/dnsapi/dns_dynu.sh
+++ b/dnsapi/dns_dynu.sh
@@ -112,7 +112,9 @@ _dynu_rest() {
 }
 
 _dynu_authentication() {
-  export _H1="Authorization: Basic $(printf "%s" "$Dynu_ClientId:$Dynu_Secret" | _base64)"
+  realm = "$(printf "%s" "$Dynu_ClientId:$Dynu_Secret" | _base64)"
+  
+  export _H1="Authorization: Basic $realm"
   export _H2="Content-Type: application/json"
 
   response="$(_get "$Dynu_EndPoint/oauth2/token")"

From cd8fcbf9c63a9a60726fb2bc3a889df55fdf87dd Mon Sep 17 00:00:00 2001
From: shar0119 <shar0119@yahoo.com>
Date: Mon, 27 Mar 2017 12:38:12 -0700
Subject: [PATCH 04/11] Spaces in assignment removed.

---
 dnsapi/dns_dynu.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dnsapi/dns_dynu.sh b/dnsapi/dns_dynu.sh
index c50c7a18..19a24471 100644
--- a/dnsapi/dns_dynu.sh
+++ b/dnsapi/dns_dynu.sh
@@ -112,7 +112,7 @@ _dynu_rest() {
 }
 
 _dynu_authentication() {
-  realm = "$(printf "%s" "$Dynu_ClientId:$Dynu_Secret" | _base64)"
+  realm="$(printf "%s" "$Dynu_ClientId:$Dynu_Secret" | _base64)"
   
   export _H1="Authorization: Basic $realm"
   export _H2="Content-Type: application/json"

From b7b934913ef0375700e3808801db5565b36ed193 Mon Sep 17 00:00:00 2001
From: shar0119 <shar0119@yahoo.com>
Date: Mon, 27 Mar 2017 13:39:31 -0700
Subject: [PATCH 05/11] Removed unnecessary spaces

---
 dnsapi/dns_dynu.sh | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/dnsapi/dns_dynu.sh b/dnsapi/dns_dynu.sh
index 19a24471..b81840d0 100644
--- a/dnsapi/dns_dynu.sh
+++ b/dnsapi/dns_dynu.sh
@@ -42,7 +42,7 @@ dns_dynu_add() {
   if ! _get_root "$fulldomain"; then
     _err "Invalid domain"
     return 1
-  fi    
+  fi
 
   _debug _node "$_node"
   _debug _domain_name "$_domain_name"
@@ -83,7 +83,7 @@ _get_root() {
 
   _domain_name=$(printf "%s" "$response" | tr -d "{}" | cut -d , -f 1 | cut -d : -f 2 | cut -d '"' -f 2)
   _node=$(printf "%s" "$response" | tr -d "{}" | cut -d , -f 3 | cut -d : -f 2 | cut -d '"' -f 2)
-  return 0  
+  return 0
 }
 
 _dynu_rest() {
@@ -113,7 +113,7 @@ _dynu_rest() {
 
 _dynu_authentication() {
   realm="$(printf "%s" "$Dynu_ClientId:$Dynu_Secret" | _base64)"
-  
+
   export _H1="Authorization: Basic $realm"
   export _H2="Content-Type: application/json"
 
@@ -128,7 +128,7 @@ _dynu_authentication() {
   if _contains "$Dynu_Token" "null"; then
     Dynu_Token=""
   fi
-  
+
   _debug2 response "$response"
   return 0
 }

From e137792efdb0986192b0b96cf728e670c4719c1b Mon Sep 17 00:00:00 2001
From: shar0119 <shar0119@yahoo.com>
Date: Tue, 28 Mar 2017 08:11:04 -0700
Subject: [PATCH 06/11] Commented out Dynu_ClientId and Dynu_Secret

---
 dnsapi/dns_dynu.sh | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/dnsapi/dns_dynu.sh b/dnsapi/dns_dynu.sh
index b81840d0..03a45c1a 100644
--- a/dnsapi/dns_dynu.sh
+++ b/dnsapi/dns_dynu.sh
@@ -1,10 +1,10 @@
 #!/usr/bin/env sh
 
 #Client ID
-Dynu_ClientId="0b71cae7-a099-4f6b-8ddf-94571cdb760d"
+#Dynu_ClientId="0b71cae7-a099-4f6b-8ddf-94571cdb760d"
 #
 #Secret
-Dynu_Secret="aCUEY4BDCV45KI8CSIC3sp2LKQ9"
+#Dynu_Secret="aCUEY4BDCV45KI8CSIC3sp2LKQ9"
 #
 #Token
 Dynu_Token=""

From 695482ded7248b25ecaa23e00571dd32d04f4ad4 Mon Sep 17 00:00:00 2001
From: shar0119 <shar0119@yahoo.com>
Date: Mon, 3 Apr 2017 21:21:50 -0700
Subject: [PATCH 07/11] Added author name and link to report bugs

---
 dnsapi/dns_dynu.sh | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/dnsapi/dns_dynu.sh b/dnsapi/dns_dynu.sh
index 03a45c1a..9bf2c064 100644
--- a/dnsapi/dns_dynu.sh
+++ b/dnsapi/dns_dynu.sh
@@ -11,7 +11,10 @@ Dynu_Token=""
 #
 #Endpoint
 Dynu_EndPoint="https://api.dynu.com/v1"
-
+#
+#Author: David Kerr
+#Report Bugs here: https://github.com/dkerr64/acme.sh
+#
 ########  Public functions #####################
 
 #Usage: add _acme-challenge.www.domain.com "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"

From 6d7f6750e94bc969fed6469bff6402be538987a8 Mon Sep 17 00:00:00 2001
From: shar0119 <shar0119@yahoo.com>
Date: Mon, 3 Apr 2017 21:22:58 -0700
Subject: [PATCH 08/11] Updated author name and link to report bugs

---
 dnsapi/dns_dynu.sh | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/dnsapi/dns_dynu.sh b/dnsapi/dns_dynu.sh
index 9bf2c064..63992ed4 100644
--- a/dnsapi/dns_dynu.sh
+++ b/dnsapi/dns_dynu.sh
@@ -12,8 +12,8 @@ Dynu_Token=""
 #Endpoint
 Dynu_EndPoint="https://api.dynu.com/v1"
 #
-#Author: David Kerr
-#Report Bugs here: https://github.com/dkerr64/acme.sh
+#Author: Dynu Systems, Inc.
+#Report Bugs here: https://github.com/shar0119/acme.sh
 #
 ########  Public functions #####################
 

From 9a61d6293d14a401f57fed793b9b829788c5b134 Mon Sep 17 00:00:00 2001
From: shar0119 <shar0119@yahoo.com>
Date: Thu, 13 Apr 2017 20:48:39 -0700
Subject: [PATCH 09/11] Implemented dns_dynu_rm()

Implemented dns_dynu_rm() method.
---
 dnsapi/dns_dynu.sh | 93 ++++++++++++++++++++++++++++++++++++++++++----
 1 file changed, 86 insertions(+), 7 deletions(-)

diff --git a/dnsapi/dns_dynu.sh b/dnsapi/dns_dynu.sh
index 63992ed4..a3a604ba 100644
--- a/dnsapi/dns_dynu.sh
+++ b/dnsapi/dns_dynu.sh
@@ -35,7 +35,7 @@ dns_dynu_add() {
   _saveaccountconf Dynu_Secret "$Dynu_Secret"
 
   if [ -z "$Dynu_Token" ]; then
-    _info "Getting Dynu token"
+    _info "Getting Dynu token."
     if ! _dynu_authentication; then
       _err "Can not get token."
     fi
@@ -43,29 +43,76 @@ dns_dynu_add() {
 
   _debug "Detect root zone"
   if ! _get_root "$fulldomain"; then
-    _err "Invalid domain"
+    _err "Invalid domain."
     return 1
   fi
 
   _debug _node "$_node"
   _debug _domain_name "$_domain_name"
 
-  _info "Creating TXT record"
+  _info "Creating TXT record."
   if ! _dynu_rest POST "dns/record/add" "{\"domain_name\":\"$_domain_name\",\"node_name\":\"$_node\",\"record_type\":\"TXT\",\"text_data\":\"$txtvalue\",\"state\":true,\"ttl\":90}"; then
     return 1
   fi
 
   if ! _contains "$response" "text_data"; then
-    _err "Could not add TXT record"
+    _err "Could not add TXT record."
     return 1
   fi
 
   return 0
 }
 
-#fulldomain
+#Usage: rm _acme-challenge.www.domain.com "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
 dns_dynu_rm() {
   fulldomain=$1
+  txtvalue=$2
+
+  if [ -z "$Dynu_ClientId" ] || [ -z "$Dynu_Secret" ]; then
+    Dynu_ClientId=""
+    Dynu_Secret=""
+    _err "Dynu client id and secret is not specified."
+    _err "Please create you API client id and secret and try again."
+    return 1
+  fi
+
+  #save the client id and secret to the account conf file.
+  _saveaccountconf Dynu_ClientId "$Dynu_ClientId"
+  _saveaccountconf Dynu_Secret "$Dynu_Secret"
+
+  if [ -z "$Dynu_Token" ]; then
+    _info "Getting Dynu token."
+    if ! _dynu_authentication; then
+      _err "Can not get token."
+    fi
+  fi
+
+  _debug "Detect root zone."
+  if ! _get_root "$fulldomain"; then
+    _err "Invalid domain."
+    return 1
+  fi
+
+  _debug _node "$_node"
+  _debug _domain_name "$_domain_name"
+
+  _info "Checking for TXT record."
+  if ! _get_recordid "$fulldomain" "$txtvalue"; then
+    _err "Could not get TXT record id."
+    return 1
+  fi
+
+  if [ "$_dns_record_id" = "" ]; then
+    _err "TXT record not found."
+    return 1
+  fi
+
+  _info "Removing TXT record."
+  if ! _delete_txt_record "$_dns_record_id"; then
+    _err "Could not remove TXT record $_dns_record_id."
+  fi
+
+  return 0  
 }
 
 ########  Private functions below ##################################
@@ -80,7 +127,7 @@ _get_root() {
   fi
 
   if ! _contains "$response" "domain_name"; then
-    _debug "Domain name not found"
+    _debug "Domain name not found."
     return 1
   fi
 
@@ -89,6 +136,38 @@ _get_root() {
   return 0
 }
 
+_get_recordid() {
+  fulldomain=$1
+  txtvalue=$2
+
+  if ! _dynu_rest GET "dns/record/get?hostname=$fulldomain&rrtype=TXT"; then
+    return 1
+  fi
+
+  if ! _contains "$response" "$txtvalue"; then
+    _dns_record_id=0
+    return 0
+  fi
+
+  _dns_record_id=$(printf "%s" "$response" grep -o -e "{[^}]*}" | grep '"text_data":"This is another TXT record."' | grep -o -e ",[^,]*," | grep ',"id":' | tr -d ",," | cut -d : -f 2)
+
+  return 0
+}
+
+_delete_txt_record() {
+  _dns_record_id=$1
+
+  if ! _dynu_rest GET "dns/record/delete/$_dns_record_id"; then
+    return 1
+  fi
+
+  if ! _contains "$response" "true"; then
+    return 1
+  fi
+
+  return 0
+}
+
 _dynu_rest() {
   m=$1
   ep="$2"
@@ -102,7 +181,7 @@ _dynu_rest() {
     _debug data "$data"
     response="$(_post "$data" "$Dynu_EndPoint/$ep" "" "$m")"
   else
-    echo "Getting $Dynu_EndPoint/$ep"
+    _info "Getting $Dynu_EndPoint/$ep"
     response="$(_get "$Dynu_EndPoint/$ep")"
   fi
 

From 394b1002b344db16ef8568f2933b162d9e87c9c5 Mon Sep 17 00:00:00 2001
From: shar0119 <shar0119@yahoo.com>
Date: Thu, 13 Apr 2017 20:54:57 -0700
Subject: [PATCH 10/11] Corrected formatting error.

Part of dns_dynu_rm() impementation.
---
 dnsapi/dns_dynu.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dnsapi/dns_dynu.sh b/dnsapi/dns_dynu.sh
index a3a604ba..e784c3b8 100644
--- a/dnsapi/dns_dynu.sh
+++ b/dnsapi/dns_dynu.sh
@@ -112,7 +112,7 @@ dns_dynu_rm() {
     _err "Could not remove TXT record $_dns_record_id."
   fi
 
-  return 0  
+  return 0
 }
 
 ########  Private functions below ##################################

From 8470c60e067b522e3322f90bca980313ac110729 Mon Sep 17 00:00:00 2001
From: shar0119 <shar0119@yahoo.com>
Date: Fri, 14 Apr 2017 12:46:00 -0700
Subject: [PATCH 11/11] Using _egrep_o() instead of grep -o -e

Modified code to use egrep instead of grep -o -e.
---
 dnsapi/dns_dynu.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dnsapi/dns_dynu.sh b/dnsapi/dns_dynu.sh
index e784c3b8..19e7fc7b 100644
--- a/dnsapi/dns_dynu.sh
+++ b/dnsapi/dns_dynu.sh
@@ -149,7 +149,7 @@ _get_recordid() {
     return 0
   fi
 
-  _dns_record_id=$(printf "%s" "$response" grep -o -e "{[^}]*}" | grep '"text_data":"This is another TXT record."' | grep -o -e ",[^,]*," | grep ',"id":' | tr -d ",," | cut -d : -f 2)
+  _dns_record_id=$(printf "%s" "$response" | _egrep_o "{[^}]*}" | grep "\"text_data\":\"$txtvalue\"" | grep -Po '"id":\K[0-9]+')
 
   return 0
 }