diff --git a/install/generator-cyphernode/generators/app/features/bitcoin.js b/install/generator-cyphernode/generators/app/features/bitcoin.js
index 9ea5e84..1277546 100644
--- a/install/generator-cyphernode/generators/app/features/bitcoin.js
+++ b/install/generator-cyphernode/generators/app/features/bitcoin.js
@@ -1,21 +1,30 @@
+const name = 'bitcoin';
 const featureCondition = function(props) {
-  return props.features && props.features.indexOf( 'bitcoin' ) != -1;
+  return props.features && props.features.indexOf( name ) != -1;
 };
 
-module.exports = function( utils ) {
-	return [{
-    when: featureCondition,
-    type: 'confirm',
-    name: 'bitcoin_prune',
-    default: utils._getDefault( 'bitcoin_prune' ),
-    message: 'Run bitcoin node in prune mode?'+'\n',
-  },
-  {
-    when: featureCondition,
-    type: 'input',
-    name: 'bitcoin_external_ip',
-    default: utils._getDefault( 'bitcoin_external_ip' ),
-    validate: utils._ipValidator,
-    message: 'What external ip does your bitcoin full node have?'+'\n',
-  }];
+module.exports = {
+	name: function() { 
+		return name;
+	},
+	prompts: function( utils ) {
+		return [{
+	    when: featureCondition,
+	    type: 'confirm',
+	    name: 'bitcoin_prune',
+	    default: utils._getDefault( 'bitcoin_prune' ),
+	    message: 'Run bitcoin node in prune mode?'+'\n',
+	  },
+	  {
+	    when: featureCondition,
+	    type: 'input',
+	    name: 'bitcoin_external_ip',
+	    default: utils._getDefault( 'bitcoin_external_ip' ),
+	    validate: utils._ipValidator,
+	    message: 'What external ip does your bitcoin full node have?'+'\n',
+	  }];
+	},
+	env: function( props ) {
+		return 'VAR0=VALUE0\nVAR1=VALUE1'
+	}
 };
\ No newline at end of file
diff --git a/install/generator-cyphernode/generators/app/features/electrum.js b/install/generator-cyphernode/generators/app/features/electrum.js
index b8d73f7..137e3df 100644
--- a/install/generator-cyphernode/generators/app/features/electrum.js
+++ b/install/generator-cyphernode/generators/app/features/electrum.js
@@ -1,23 +1,32 @@
+const name = 'electrum';
 const featureCondition = function(props) {
-  return props.features && props.features.indexOf( 'electrum' ) != -1;
+  return props.features && props.features.indexOf( name ) != -1;
 }
 
-module.exports = function( utils ) {
-  return [{
-    when: featureCondition,
-    type: 'list',
-    name: 'electrum_implementation',
-    default: utils._getDefault( 'electrum_implementation' ),
-    message: 'What electrum implementation do you want to use?'+'\n',
-    choices: [
-      {
-        name: 'Electrum personal server',
-        value: 'eps'
-      },
-      {
-        name: 'Electrumx server',
-        value: 'elx'
-      }
-    ]
-  }];
+module.exports = {
+  name: function() { 
+    return name;
+  },
+  prompts: function( utils ) {
+    return [{
+      when: featureCondition,
+      type: 'list',
+      name: 'electrum_implementation',
+      default: utils._getDefault( 'electrum_implementation' ),
+      message: 'What electrum implementation do you want to use?'+'\n',
+      choices: [
+        {
+          name: 'Electrum personal server',
+          value: 'eps'
+        },
+        {
+          name: 'Electrumx server',
+          value: 'elx'
+        }
+      ]
+    }];
+  },
+  env: function( props ) {
+    return 'VAR0=VALUE0\nVAR1=VALUE1'
+  }
 };
\ No newline at end of file
diff --git a/install/generator-cyphernode/generators/app/features/lightning.js b/install/generator-cyphernode/generators/app/features/lightning.js
index b6622f2..a695231 100644
--- a/install/generator-cyphernode/generators/app/features/lightning.js
+++ b/install/generator-cyphernode/generators/app/features/lightning.js
@@ -1,23 +1,32 @@
+const name = 'lightning';
 const featureCondition = function(props) {
-  return props.features && props.features.indexOf( 'lightning' ) != -1;
+  return props.features && props.features.indexOf( name ) != -1;
 }
 
-module.exports = function( utils ) {
-  return [{
-    when: featureCondition,
-    type: 'list',
-    name: 'lightning_implementation',
-    default: utils._getDefault( 'lightning_implementation' ),
-    message: 'What lightning implementation do you want to use?'+'\n',
-    choices: [
-      {
-        name: 'C-lightning',
-        value: 'c-lightning'
-      },
-      {
-        name: 'LND',
-        value: 'lnd'
-      }
-    ]
-  }];
+module.exports = {
+  name: function() { 
+    return name;
+  },
+  prompts: function( utils ) {
+    return [{
+      when: featureCondition,
+      type: 'list',
+      name: 'lightning_implementation',
+      default: utils._getDefault( 'lightning_implementation' ),
+      message: 'What lightning implementation do you want to use?'+'\n',
+      choices: [
+        {
+          name: 'C-lightning',
+          value: 'c-lightning'
+        },
+        {
+          name: 'LND',
+          value: 'lnd'
+        }
+      ]
+    }];
+  },
+  env: function( props ) {
+    return 'VAR0=VALUE0\nVAR1=VALUE1'
+  }
 };
\ No newline at end of file
diff --git a/install/generator-cyphernode/generators/app/features/opentimestamps.js b/install/generator-cyphernode/generators/app/features/opentimestamps.js
index 6c0e7e8..789f319 100644
--- a/install/generator-cyphernode/generators/app/features/opentimestamps.js
+++ b/install/generator-cyphernode/generators/app/features/opentimestamps.js
@@ -1,7 +1,17 @@
+
+const name = 'opentimestamps';
 const featureCondition = function(props) {
-  return props.features && props.features.indexOf( 'opentimestamps' ) != -1;
+  return props.features && props.features.indexOf( name ) != -1;
 }
 
-module.exports = function( utils ) {
-  return [];
+module.exports = {
+  name: function() { 
+    return name;
+  },
+  prompts: function( utils ) {
+    return [];
+  },
+  env: function( props ) {
+    return 'VAR0=VALUE0\nVAR1=VALUE1';
+  }
 };
\ No newline at end of file
diff --git a/install/generator-cyphernode/generators/app/index.js b/install/generator-cyphernode/generators/app/index.js
index ff6d82e..b5fe620 100644
--- a/install/generator-cyphernode/generators/app/index.js
+++ b/install/generator-cyphernode/generators/app/index.js
@@ -35,10 +35,17 @@ module.exports = class extends Generator {
     const splash = fs.readFileSync(this.templatePath('splash.txt'));
     this.log(splash.toString());
 
-    var prompts = this._configureFeatures()
+    var prompts = [{
+      // https://github.com/SBoudrias/Inquirer.js#question
+      // input, confirm, list, rawlist, expand, checkbox, password, editor
+      type: 'checkbox',
+      name: 'features',
+      message: wrap('What features do you want to add to your cyphernode?')+'\n',
+      choices: this.featureChoices
+    }];
     
     for( let m of featurePromptModules ) {
-      prompts = prompts.concat(m(this));
+      prompts = prompts.concat(m.prompts(this));
     }
 
     return this.prompt(prompts).then(props => {
@@ -48,6 +55,12 @@ module.exports = class extends Generator {
 
   writing() {
     fs.writeFileSync('/data/props.json', JSON.stringify(this.props, null, 2));
+
+    for( let m of featurePromptModules ) {
+      const name = m.name();
+      const env = m.env();
+      fs.writeFileSync('/data/'+name+'.sh', env);
+    }
     /*
     this.fs.copy(
       this.templatePath('dummyfile.txt'),
@@ -60,18 +73,6 @@ module.exports = class extends Generator {
   }
 
   /* some utils */
-
-  _configureFeatures() {
-    return [{
-      // https://github.com/SBoudrias/Inquirer.js#question
-      // input, confirm, list, rawlist, expand, checkbox, password, editor
-      type: 'checkbox',
-      name: 'features',
-      message: wrap('What features do you want to add to your cyphernode?')+'\n',
-      choices: this.featureChoices
-    }];
-  }
-  
   _isChecked( name, value ) {
     return this.props && this.props[name] && this.props[name].indexOf(value) != -1 ;
   }