swap MODS Sample Simple and Advanced for DSM 7.x

MODS Sample - Advanced CGI 7.x/INFO

@@ -2,8 +2,8 @@ arch="noarch"
 beta="yes"
 ctl_stop="yes"
 ctl_uninstall="yes"
-description="This is a package created with MODS to illustrate the use of a fake CGI. It's a version of the package 'MODS Sample - Simple CGI 7.x' which requires to a sudoer account 'ModsPackager' in order to be able to deploy it's nginx config."
+description="This is a package created with MODS to illustrate the use of a fake CGI that runs a simple php website, displayed in a DSM iFrame. It requires dependency neither on the well known package Init_3rdparty not on the Synology WebStation. it reuses the 'Simple php Website' of Banago for illustration purpose. Navigation between pages can be tested as well asAjax calls, Ajax callbacks, Post and Get. This version is targeting DSM 7.x. Due to security restriction during installation, it requires an access onto the NAS via SSH. Credentials of an administrator must be entered (at your own risk) to autorize the execution of commands as sudoer. This is indeed required to configure nginx and run php pages deployed outside the root folder of the WebStation."
-description_enu="This is a package created with MODS to illustrate the use of a fake CGI. It's a version of the package 'MODS Sample - Simple CGI 7.x' which requires to a sudoer account 'ModsPackager' in order to be able to deploy it's nginx config."
+description_enu="This is a package created with MODS to illustrate the use of a fake CGI that runs a simple php website, displayed in a DSM iFrame. It requires dependency neither on the well known package Init_3rdparty not on the Synology WebStation. it reuses the 'Simple php Website' of Banago for illustration purpose. Navigation between pages can be tested as well asAjax calls, Ajax callbacks, Post and Get. This version is targeting DSM 7.x. Due to security restriction during installation, it requires an access onto the NAS via SSH. Credentials of an administrator must be entered (at your own risk) to autorize the execution of commands as sudoer. This is indeed required to configure nginx and run php pages deployed outside the root folder of the WebStation."
 displayname="MODS Sample - Advanced CGI 7.x"
 displayname_enu="MODS Sample - Advanced CGI 7.x"
 distributor="vletroye"
@@ -32,5 +32,4 @@ startstop_restart_services="nginx.service"
 support_center="no"
 support_url="https://github.com/vletroye/SynoPackages/wiki/MODS-Sample-Advanced-Cgi-7.x"
 thirdparty="yes"
-version="1.0-0126"
+version="1.0-0127"
-checksum="3a087249c749130025b1e18165a5dc45"

MODS Sample - Advanced CGI 7.x/WIZARD_UIFILES/install

@@ -1,32 +1,58 @@
 [
   {
-    "step_title": "Installation Guide",
+    "step_title": "Install parameters",
     "invalid_next_disabled": true,
     "items": [
       {
         "type": "textfield",
-        "desc": "Before installing this package, you must define a sudoer account 'ModsPackager' on your NAS, with rights to run /bin/ln and /bin/unlink without password:",
+        "desc": "Enter an administrator account and his password to install this package:",
-        "subitems": []
+        "subitems": [
+          {
+            "blankText": "You must type an account",
+            "key": "MODS_ADMIN",
+            "defaultValue": "admin",
+            "desc": "Account"
+          }
+        ]
+      },
+      {
+        "type": "password",
+        "desc": "",
+        "subitems": [
+          {
+            "blankText": "You must type a password",
+            "key": "MODS_PASSWORD",
+            "desc": "Password"
+          }
+        ]
+      },
+      {
+        "type": "multiselect",
+        "subitems": [
+          {
+            "key": "MODS_SAVE",
+            "defaultValue": "false",
+            "desc": "Save password"
+          }
+        ]
       },
       {
         "type": "textfield",
-        "desc": "1. Connect onto your NAS via SSH (using e.g. the Putty console) as administrator",
+        "desc": "Enter the port used to connect via SSH:",
-        "subitems": []
+        "subitems": [
-      },
+          {
-      {
+            "validator": {
-        "type": "textfield",
+              "allowBlank": false,
-        "desc": "2. Create a sudo file (the name does not matter): sudo vi /etc/sudoers.d/ModsPackager",
+              "regex": {
-        "subitems": []
+                "errorText": "You must enter a valid port",
-      },
+                "expr": "/^(102[0-3]|10[0-1]\\d|[1-9][0-9]{0,2}|0)$/"
-      {
+              }
-        "type": "textfield",
+            },
-        "desc": "3. Type in this file: ModsPackager ALL=(ALL) NOPASSWD:/bin/ln,/bin/unlink",
+            "key": "MODS_PORT",
-        "subitems": []
+            "defaultValue": "22",
-      },
+            "desc": "SSH Port"
-      {
+          }
-        "type": "textfield",
+        ]
-        "desc": "4. Save the file (with :x!)",
-        "subitems": []
       }
     ]
   }

MODS Sample - Advanced CGI 7.x/conf/privilege

@@ -1,7 +1,5 @@
 {
   "defaults": {
     "run-as": "package"
-  },
+  }
-  "username": "ModsPackager",
-  "groupname": "ModsPackager"
 }

MODS Sample - Advanced CGI 7.x/scripts/common

@@ -37,15 +37,6 @@ if [ -z $SYNOPKG_PKGNAME ]; then
 fi
 LOG="/tmp/$SYNOPKG_PKGNAME.log"
 ERR="/tmp/$SYNOPKG_PKGNAME.err"
-if [ ! -f $ERR ]; then
-	touch $ERR
-	chmod og+w $ERR
-fi
-if [ ! -f $LOG ]; then
-	touch $LOG
-	chmod og+w $LOG
-fi
-
 SEP="################################################################################################################################################################################"
 WIZARD=0
 
@@ -83,9 +74,63 @@ function ShowLog() {
 	fi
 }
 
+# Execute a command via SSH on the local host, using a php script
+function ExecSSH() {
+	user=$1	# Admin account
+	pass=$2	# Admin password
+	port=$3 # SSH port
+	cmd=$4	# Command to execute
+	
+	# Find the php version to be used 
+	version=`php -v | grep "PHP " | cut -f2 -d " "`
+	major=`echo $version | cut -d. -f1`
+	minor=`echo $version | cut -d. -f2`
+	
+	if [ $0 == "-sh" ]; then
+		# If run from a -sh, assume that the php script os local
+		path="."
+	else
+		path="/var/packages/$SYNOPKG_PKGNAME/scripts"
+	fi
+	script="$path/exec.php"
+		
+	# Call PHP with ssh2 modules
+	output="$(php -dextension=/var/packages/PHP$major.$minor/target/usr/local/lib/php$major$minor/modules/ssh2.so "$script" -u "$user" -p "$pass" -s "127.0.0.1" -o "$port" -c "$cmd")"
+	ExitCode=$? #Do not add any line or comment between the command and this line retrieving its exit code!!
+	
+	LogInfo "$output"
+	return $ExitCode
+}
+
+# Validate credentials to connect via SSH on the local host, using a php script
+function CheckSSH() {
+	user=$1	# Admin account
+	pass=$2	# Admin password
+	port=$3 # SSH port
+	
+	# Find the php version to be used 
+	version=`php -v | grep "PHP " | cut -f2 -d " "`
+	major=`echo $version | cut -d. -f1`
+	minor=`echo $version | cut -d. -f2`
+	
+	if [ $0 == "-sh" ]; then
+		# If run from a -sh, assume that the php script os local
+		path="."
+	else
+		path="/var/packages/$SYNOPKG_PKGNAME/scripts"
+	fi
+	script="$path/check.php"
+		
+	# Call PHP with ssh2 modules
+	output="$(php -dextension=/var/packages/PHP$major.$minor/target/usr/local/lib/php$major$minor/modules/ssh2.so "$script" -u "$user" -p "$pass" -s "127.0.0.1" -o "$port")"
+	ExitCode=$? #Do not add any line of comment between the command and this line retrieving its exit code!!
+
+	LogInfo "$output"
+	return $ExitCode
+}
+
 # Link nginx to the package's config file defined to be able to run php scripts outside to web root folder
 function LinkNginx() {
-	LogInfo "I am : `whoami`"
 	if [ -f $SYNOPKG_PKGDEST/ui/router.cgi ]; then
 		# Set the name of the package in the router cgi
 		sed -i -e "s|@SYNOPKG_PKGNAME@|$SYNOPKG_PKGNAME|g" "$SYNOPKG_PKGDEST/ui/router.cgi"
@@ -101,29 +146,83 @@ function LinkNginx() {
 		if [ -f $LINK ]; then
 			LogInfo "Link to nginx config already exists."
 		else
-			sudo /bin/ln -s "$SYNOPKG_PKGDEST/ui/dsm.cgi.conf" "$LINK"
+			# Check if SSH connection is working
+			LogInfo "Checking SSH credentials"
+			CheckSSH "$MODS_ADMIN" "$MODS_PASSWORD" "$MODS_PORT"
+			ExitCode=$? #Do not add any line of comment between the command and this line retrieving its exit code!!
+			
+			if [ $ExitCode == 0 ]; then
+			
+				# Store Admin account and SSH port
+				if [ ! -z $MODS_ADMIN ]; then
+					echo "MODS_ADMIN=$MODS_ADMIN" > "/var/packages/$SYNOPKG_PKGNAME/etc/parameters"
+					echo "MODS_PORT=$MODS_PORT" >> "/var/packages/$SYNOPKG_PKGNAME/etc/parameters"
+					chmod og-r "/var/packages/$SYNOPKG_PKGNAME/etc/parameters"
+				fi
+
+				# Store Admin password if requested
+				if [ $MODS_SAVE == "true" ]; then
+					# Create a Private Key to encrypt the password
+					if [ ! -f "/var/packages/$SYNOPKG_PKGNAME/etc/image" ]; then
+						LogInfo "Creating Encryption Key"
+						openssl genrsa -out /var/packages/$SYNOPKG_PKGNAME/etc/image 2048 2> /dev/null
+					fi
+					
+					# Encrypt and store the password
+					if [ ! -z $MODS_PASSWORD ]; then
+						LogInfo "Encrypting Password"
+						echo "$MODS_PASSWORD" | openssl rsautl -inkey /var/packages/$SYNOPKG_PKGNAME/etc/image -encrypt > /var/packages/$SYNOPKG_PKGNAME/etc/backup
+						chmod og-r /var/packages/$SYNOPKG_PKGNAME/etc/backup
+					fi
+				else
+					LogInfo "Don't store Password"
+				fi
+
+				# Create the Symbolic link
+				LogInfo "Creating nginx Link"
+				ExecSSH "$MODS_ADMIN" "$MODS_PASSWORD" "$MODS_PORT" "ln -s $SYNOPKG_PKGDEST/ui/dsm.cgi.conf $LINK"
+				ExitCode=$?
 				
-			# Check that the link has been created
+				# Check that the link has been created
-			if [ ! -f $LINK ]; then
+				if [ ! -f $LINK ]; then
+					PublishInfo ""
+					PublishInfo "Link Creation failed..."
+					PublishInfo "Investigate the reason in the Logs"		
+					exit 150
+				fi 	
+			else
+			
 				PublishInfo ""
-				PublishInfo "Link Creation failed..."
+				PublishInfo "Cannot connect via SSH onto the NAS with provided Login/Password."
-				PublishInfo "Investigate the reason in the Logs"
+				PublishInfo "Go back into the Installation Wizard to change your Login/Password."
-				return 1
+				exit 150
-			fi 	
+			fi
 		fi
 	fi
-	
-	return 0
 }
 
 # Unlink nginx config
 function UnlinkNginx() {
-	LogInfo "I am : `whoami`"
 	if [ $SYNOPKG_PKG_STATUS == "UNINSTALL" ]; then
 		LINK="/usr/syno/share/nginx/conf.d/dsm.$SYNOPKG_PKGNAME.conf"
 
 		if [ -f $LINK ]; then
-			sudo /bin/unlink "$LINK"
+			# Retrieve previous credentials if no account received from Wizard
+			if [ -z $MODS_ADMIN ] && [ -f /var/packages/$SYNOPKG_PKGNAME/etc/backup ]; then			
+				if [ -f /var/packages/$SYNOPKG_PKGNAME/etc/parameters ]; then			
+					. /var/packages/$SYNOPKG_PKGNAME/etc/parameters
+				fi
+
+				if [ -z $MODS_PASSWORD ]; then
+					LogInfo "Retrieving previous SSH credentials"
+					MODS_PASSWORD=$(openssl rsautl -inkey /var/packages/$SYNOPKG_PKGNAME/etc/image -decrypt < /var/packages/$SYNOPKG_PKGNAME/etc/backup)			
+				fi
+			fi
+			
+			# Unlink nginx configuration
+			LogInfo "Removing nginx Link"
+			ExecSSH "$MODS_ADMIN" "$MODS_PASSWORD" "$MODS_PORT" "unlink $LINK"
+			ExitCode=$?
 			
 			if [ -f $LINK ]; then
 				PublishInfo

MODS Sample - Advanced CGI 7.x/scripts/postinst

@@ -3,18 +3,13 @@
 . `dirname $0`/common `basename $0` $*
 
 StartScript
-
+if [ $? != 0 ]; then
-LinkNginx
+    exit 150
-ExitCode=$?
-
-if [ $ExitCode == "0" ]; then
-    EnableRouterLog
 fi
 
-EndScript
+LinkNginx
 
-if [ $ExitCode == "0" ]; then
+EnableRouterLog
-    exit 0
+
-else
+EndScript
-    exit 150
+exit 0
-fi

MODS Sample - Simple CGI 7.x/INFO

@@ -2,12 +2,12 @@ arch="noarch"
 beta="yes"
 ctl_stop="yes"
 ctl_uninstall="yes"
-description="This is a package created with MODS to illustrate the use of a fake CGI that runs a simple php website, displayed in a DSM iFrame. It requires dependency neither on the well known package Init_3rdparty not on the Synology WebStation. it reuses the 'Simple php Website' of Banago for illustration purpose. Navigation between pages can be tested as well asAjax calls, Ajax callbacks, Post and Get. This version is targeting DSM 7.x. Due to security restriction during installation, it requires an access onto the NAS via SSH. Credentials of an administrator must be entered (at your own risk) to autorize the execution of commands as sudoer. This is indeed required to configure nginx and run php pages deployed outside the root folder of the WebStation."
+description="This is a package created with MODS to illustrate the use of a fake CGI. It's a version of the package 'MODS Sample - Simple CGI 7.x' which requires to a sudoer account 'ModsPackager' in order to be able to deploy it's nginx config."
-description_enu="This is a package created with MODS to illustrate the use of a fake CGI that runs a simple php website, displayed in a DSM iFrame. It requires dependency neither on the well known package Init_3rdparty not on the Synology WebStation. it reuses the 'Simple php Website' of Banago for illustration purpose. Navigation between pages can be tested as well asAjax calls, Ajax callbacks, Post and Get. This version is targeting DSM 7.x. Due to security restriction during installation, it requires an access onto the NAS via SSH. Credentials of an administrator must be entered (at your own risk) to autorize the execution of commands as sudoer. This is indeed required to configure nginx and run php pages deployed outside the root folder of the WebStation."
+description_enu="This is a package created with MODS to illustrate the use of a fake CGI. It's a version of the package 'MODS Sample - Simple CGI 7.x' which requires to a sudoer account 'ModsPackager' in order to be able to deploy it's nginx config."
 displayname="MODS Sample - Simple CGI 7.x"
 displayname_enu="MODS Sample - Simple CGI 7.x"
 distributor="vletroye"
-distributor_url="https://www.beatificabytes.be/sspks"
+distributor_url="https://olympe.letroye.be/sspks"
 dsmappname="SYNO.SDS.ThirdParty.App.MODS_Sample_Simple_CGI_7.x"
 dsmuidir="ui"
 firmware="7.0-40000"
@@ -22,7 +22,7 @@ os_min_ver="7.0-40000"
 package="MODS_Sample_Simple_CGI_7.x"
 precheckstartstop="no"
 reloadui="yes"
-report_url="https://github.com/vletroye/SynoPackages/wiki"
+report_url="https://github.com/vletroye/SynoPackages/issues"
 silent_install="no"
 silent_uninstall="no"
 silent_upgrade="no"
@@ -32,5 +32,5 @@ startstop_restart_services="nginx.service"
 support_center="no"
 support_url="https://github.com/vletroye/SynoPackages/wiki/MODS-Sample-Simple-Cgi-7.x"
 thirdparty="yes"
-version="1.0-0110"
+version="1.0-0111"
-checksum="0f5f87f61166787c95a86c0bdb63d962"
+checksum="d1dfe3d090fd8c3145a8672ee234f374"

MODS Sample - Simple CGI 7.x/WIZARD_UIFILES/install

@@ -1,58 +1,32 @@
 [
   {
-    "step_title": "Install parameters",
+    "step_title": "Installation Guide",
     "invalid_next_disabled": true,
     "items": [
       {
         "type": "textfield",
-        "desc": "Enter an administrator account and his password to install this package:",
+        "desc": "Before installing this package, you must define a sudoer account 'ModsPackager' on your NAS, with rights to run /bin/ln and /bin/unlink without password:",
-        "subitems": [
+        "subitems": []
-          {
-            "blankText": "You must type an account",
-            "key": "MODS_ADMIN",
-            "defaultValue": "admin",
-            "desc": "Account"
-          }
-        ]
-      },
-      {
-        "type": "password",
-        "desc": "",
-        "subitems": [
-          {
-            "blankText": "You must type a password",
-            "key": "MODS_PASSWORD",
-            "desc": "Password"
-          }
-        ]
-      },
-      {
-        "type": "multiselect",
-        "subitems": [
-          {
-            "key": "MODS_SAVE",
-            "defaultValue": "false",
-            "desc": "Save password"
-          }
-        ]
       },
       {
         "type": "textfield",
-        "desc": "Enter the port used to connect via SSH:",
+        "desc": "1. Connect onto your NAS via SSH (using e.g. the Putty console) as administrator",
-        "subitems": [
+        "subitems": []
-          {
+      },
-            "validator": {
+      {
-              "allowBlank": false,
+        "type": "textfield",
-              "regex": {
+        "desc": "2. Create a sudo file (the name does not matter): sudo vi /etc/sudoers.d/ModsPackager",
-                "errorText": "You must enter a valid port",
+        "subitems": []
-                "expr": "/^(102[0-3]|10[0-1]\\d|[1-9][0-9]{0,2}|0)$/"
+      },
-              }
+      {
-            },
+        "type": "textfield",
-            "key": "MODS_PORT",
+        "desc": "3. Type in this file: ModsPackager ALL=(ALL) NOPASSWD:/bin/ln,/bin/unlink",
-            "defaultValue": "22",
+        "subitems": []
-            "desc": "SSH Port"
+      },
-          }
+      {
-        ]
+        "type": "textfield",
+        "desc": "4. Save the file (with :x!)",
+        "subitems": []
       }
     ]
   }

MODS Sample - Simple CGI 7.x/conf/privilege

@@ -1,5 +1,7 @@
 {
   "defaults": {
     "run-as": "package"
-  }
+  },
+  "username": "ModsPackager",
+  "groupname": "ModsPackager"
 }

MODS Sample - Simple CGI 7.x/package/ui/config

@@ -1,13 +1,13 @@
 {
   ".url": {
-    "SYNO.SDS.ThirdParty.App.MODS_Sample_Simple_CGI_7.x": {
+    "SYNO.SDS._ThirdParty.App.MODS_Sample_Simple_CGI_7.x": {
       "itemType": 2,
       "type": "legacy",
       "allUsers": true,
-      "title": "Mods Simple CGI",
+      "title": "Mods Advanced CGI",
       "desc": "Simple php website running on DSM 7.x without the need for the Init_3rdparty package and WebStation.",
       "icon": "images/Mods_Simple_CGI_{0}.png",
-      "appWindow": "SYNO.SDS.ThirdParty.App.MODS_Sample_Simple_CGI_7.x",
+      "appWindow": "SYNO.SDS._ThirdParty.App.MODS_Sample_Simple_CGI_7.x",
       "url": "/webman/3rdparty/MODS_Sample_Simple_CGI_7.x/index.php",
       "allowMultiInstance": false,
       "configablePrivilege": true,

MODS Sample - Simple CGI 7.x/scripts/common

@@ -26,14 +26,26 @@
 # Define temporary Log and Err files
 if [ -z $SYNOPKG_PKGNAME ]; then
 	# Define variables to be able to run from a -sh instead of being run from Synology installer
-	SYNOPKG_PKGNAME="MODS_DUMMY"
+	SYNOPKG_PKGNAME="$(pwd | cut -d '/' -f4)"
-	SYNOPKG_PKGDEST="."
+	if [ -z $SYNOPKG_PKGNAME ]; then
-	LOG="/tmp/$SYNOPKG_PKGNAME.log"
+		SYNOPKG_PKGNAME="Dummy"
-	ERR="/tmp/$SYNOPKG_PKGNAME.err"
+		SYNOPKG_PKGDEST="."
-else
+		SYNOPKG_TEMP_LOGFILE="/tmp/$SYNOPKG_PKGNAME.log"
-	LOG="/tmp/$SYNOPKG_PKGNAME.log"
+	else
-	ERR="/tmp/$SYNOPKG_PKGNAME.err"
+		SYNOPKG_PKGDEST="/var/packages/$SYNOPKG_PKGNAME/target"
+	fi
 fi
+LOG="/tmp/$SYNOPKG_PKGNAME.log"
+ERR="/tmp/$SYNOPKG_PKGNAME.err"
+if [ ! -f $ERR ]; then
+	touch $ERR
+	chmod og+w $ERR
+fi
+if [ ! -f $LOG ]; then
+	touch $LOG
+	chmod og+w $LOG
+fi
+
 SEP="################################################################################################################################################################################"
 WIZARD=0
 
@@ -55,15 +67,15 @@ function ShowLog() {
 		LogInfo "  -f: full display"
 		LogInfo "  -l: keep logs after display"
 	else
-		if [ -f /var/log/packages/MODS_Sample_Simple_CGI_7.x.log ]; then
+		if [ -f /var/log/packages/$SYNOPKG_PKGNAME.log ]; then
 			if [ $full == 1 ]; then
-				sudo cat /tmp/MODS* /var/log/packages/MODS_Sample_Simple_CGI_7.x.log
+				sudo cat /tmp/MODS* /var/log/packages/$SYNOPKG_PKGNAME.log
 			else	
-				sudo cat /tmp/MODS* /var/log/packages/MODS_Sample_Simple_CGI_7.x.log | grep -v "Begin /bin/" | grep -v "End /bin/"
+				sudo cat /tmp/MODS* /var/log/packages/$SYNOPKG_PKGNAME.log | grep -v "Begin /bin/" | grep -v "End /bin/"
 			fi
 			
 			if [ $keep == 0 ]; then
-				sudo rm -f /var/log/packages/MODS_Sample_Simple_CGI_7.x.log
+				sudo rm -f /var/log/packages/$SYNOPKG_PKGNAME.log
 			fi
 			
 			#rm -f /tmp/MODS*
@@ -71,63 +83,9 @@ function ShowLog() {
 	fi
 }
 
-# Execute a command via SSH on the local host, using a php script
-function ExecSSH() {
-	user=$1	# Admin account
-	pass=$2	# Admin password
-	port=$3 # SSH port
-	cmd=$4	# Command to execute
-	
-	# Find the php version to be used 
-	version=`php -v | grep "PHP " | cut -f2 -d " "`
-	major=`echo $version | cut -d. -f1`
-	minor=`echo $version | cut -d. -f2`
-	
-	if [ $0 == "-sh" ]; then
-		# If run from a -sh, assume that the php script os local
-		path="."
-	else
-		path="/var/packages/$SYNOPKG_PKGNAME/scripts"
-	fi
-	script="$path/exec.php"
-		
-	# Call PHP with ssh2 modules
-	output="$(php -dextension=/var/packages/PHP$major.$minor/target/usr/local/lib/php$major$minor/modules/ssh2.so "$script" -u "$user" -p "$pass" -s "127.0.0.1" -o "$port" -c "$cmd")"
-	ExitCode=$? #Do not add any line or comment between the command and this line retrieving its exit code!!
-	
-	LogInfo "$output"
-	return $ExitCode
-}
-
-# Validate credentials to connect via SSH on the local host, using a php script
-function CheckSSH() {
-	user=$1	# Admin account
-	pass=$2	# Admin password
-	port=$3 # SSH port
-	
-	# Find the php version to be used 
-	version=`php -v | grep "PHP " | cut -f2 -d " "`
-	major=`echo $version | cut -d. -f1`
-	minor=`echo $version | cut -d. -f2`
-	
-	if [ $0 == "-sh" ]; then
-		# If run from a -sh, assume that the php script os local
-		path="."
-	else
-		path="/var/packages/$SYNOPKG_PKGNAME/scripts"
-	fi
-	script="$path/check.php"
-		
-	# Call PHP with ssh2 modules
-	output="$(php -dextension=/var/packages/PHP$major.$minor/target/usr/local/lib/php$major$minor/modules/ssh2.so "$script" -u "$user" -p "$pass" -s "127.0.0.1" -o "$port")"
-	ExitCode=$? #Do not add any line of comment between the command and this line retrieving its exit code!!
-
-	LogInfo "$output"
-	return $ExitCode
-}
-
 # Link nginx to the package's config file defined to be able to run php scripts outside to web root folder
 function LinkNginx() {
+	LogInfo "I am : `whoami`"
 	if [ -f $SYNOPKG_PKGDEST/ui/router.cgi ]; then
 		# Set the name of the package in the router cgi
 		sed -i -e "s|@SYNOPKG_PKGNAME@|$SYNOPKG_PKGNAME|g" "$SYNOPKG_PKGDEST/ui/router.cgi"
@@ -143,85 +101,31 @@ function LinkNginx() {
 		if [ -f $LINK ]; then
 			LogInfo "Link to nginx config already exists."
 		else
-			# Check if SSH connection is working
+			sudo /bin/ln -s "$SYNOPKG_PKGDEST/ui/dsm.cgi.conf" "$LINK"
-			LogInfo "Checking SSH credentials"
-			CheckSSH "$MODS_ADMIN" "$MODS_PASSWORD" "$MODS_PORT"
-			ExitCode=$? #Do not add any line of comment between the command and this line retrieving its exit code!!
-			
-			if [ $ExitCode == 0 ]; then
-			
-				# Store Admin account and SSH port
-				if [ ! -z $MODS_ADMIN ]; then
-					echo "MODS_ADMIN=$MODS_ADMIN" > "/var/packages/$SYNOPKG_PKGNAME/etc/parameters"
-					echo "MODS_PORT=$MODS_PORT" >> "/var/packages/$SYNOPKG_PKGNAME/etc/parameters"
-					chmod og-r "/var/packages/$SYNOPKG_PKGNAME/etc/parameters"
-				fi
-
-				# Store Admin password if requested
-				if [ $MODS_SAVE == "true" ]; then
-					# Create a Private Key to encrypt the password
-					if [ ! -f "/var/packages/$SYNOPKG_PKGNAME/etc/image" ]; then
-						LogInfo "Creating Encryption Key"
-						openssl genrsa -out /var/packages/$SYNOPKG_PKGNAME/etc/image 2048 2> /dev/null
-					fi
-					
-					# Encrypt and store the password
-					if [ ! -z $MODS_PASSWORD ]; then
-						LogInfo "Encrypting Password"
-						echo "$MODS_PASSWORD" | openssl rsautl -inkey /var/packages/$SYNOPKG_PKGNAME/etc/image -encrypt > /var/packages/$SYNOPKG_PKGNAME/etc/backup
-						chmod og-r /var/packages/$SYNOPKG_PKGNAME/etc/backup
-					fi
-				else
-					LogInfo "Don't store Password"
-				fi
-
-				# Create the Symbolic link
-				LogInfo "Creating nginx Link"
-				ExecSSH "$MODS_ADMIN" "$MODS_PASSWORD" "$MODS_PORT" "ln -s $SYNOPKG_PKGDEST/ui/dsm.cgi.conf $LINK"
-				ExitCode=$?
 				
-				# Check that the link has been created
+			# Check that the link has been created
-				if [ ! -f $LINK ]; then
+			if [ ! -f $LINK ]; then
-					PublishInfo ""
-					PublishInfo "Link Creation failed..."
-					PublishInfo "Investigate the reason in the Logs"		
-					exit 150
-				fi 	
-			else
-			
 				PublishInfo ""
-				PublishInfo "Cannot connect via SSH onto the NAS with provided Login/Password."
+				PublishInfo "Link Creation failed..."
-				PublishInfo "Go back into the Installation Wizard to change your Login/Password."
+				PublishInfo "Investigate the reason in the Logs"
-				exit 150
+				return 1
-			fi
+			fi 	
 		fi
 	fi
+	
+	return 0
 }
 
 # Unlink nginx config
 function UnlinkNginx() {
+	LogInfo "I am : `whoami`"
 	if [ $SYNOPKG_PKG_STATUS == "UNINSTALL" ]; then
 		LINK="/usr/syno/share/nginx/conf.d/dsm.$SYNOPKG_PKGNAME.conf"
 
 		if [ -f $LINK ]; then
-			# Retrieve previous credentials if no account received from Wizard
+			sudo /bin/unlink "$LINK"
-			if [ -z $MODS_ADMIN ] && [ -f /var/packages/$SYNOPKG_PKGNAME/etc/backup ]; then			
-				if [ -f /var/packages/$SYNOPKG_PKGNAME/etc/parameters ]; then			
-					. /var/packages/$SYNOPKG_PKGNAME/etc/parameters
-				fi
-
-				if [ -z $MODS_PASSWORD ]; then
-					LogInfo "Retrieving previous SSH credentials"
-					MODS_PASSWORD=$(openssl rsautl -inkey /var/packages/$SYNOPKG_PKGNAME/etc/image -decrypt < /var/packages/$SYNOPKG_PKGNAME/etc/backup)			
-				fi
-			fi
 			
-			# Unlink nginx configuration
+			if [ -f $LINK ]; then
-			LogInfo "Removing nginx Link"
-			ExecSSH "$MODS_ADMIN" "$MODS_PASSWORD" "$MODS_PORT" "unlink $LINK"
-			ExitCode=$?
-			
-			if [ $ExitCode != 0 ]; then
 				PublishInfo
 				PublishInfo "Couldn't remove the link '$Link'."
 				PublishInfo "This is not a blocking issue but uninstallation is not clean."

MODS Sample - Simple CGI 7.x/scripts/postinst

@@ -5,8 +5,16 @@
 StartScript
 
 LinkNginx
+ExitCode=$?
 
-EnableRouterLog
+if [ $ExitCode == "0" ]; then
+    EnableRouterLog
+fi
 
 EndScript
-exit 0
+
+if [ $ExitCode == "0" ]; then
+    exit 0
+else
+    exit 150
+fi