Updated Vultr provider UX

app/server.py

@@ -243,23 +243,35 @@ async def gce_regions(request):
 
 @routes.get('/vultr_config')
 async def check_vultr_config(request):
-    default_path = expanduser(join('~', '.vultr.ini'))
     response = {'has_secret': False}
-    try:
-        open(default_path, 'r').read()
-        response['has_secret'] = True
-    except IOError:
-        pass
-
     if 'VULTR_API_CONFIG' in os.environ:
         try:
             open(os.environ['VULTR_API_CONFIG'], 'r').read()
             response['has_secret'] = True
         except IOError:
             pass
+    try:
+        default_path = expanduser(join('~', '.vultr.ini'))
+        open(default_path, 'r').read()
+        response['has_secret'] = True
+    except IOError:
+        pass
     return web.json_response(response)
 
 
+@routes.post('/vultr_config')
+async def save_vultr_config(request):
+    data = await request.json()
+    token = data.get('token')
+    path = os.environ.get('VULTR_API_CONFIG') or expanduser(join('~', '.vultr.ini'))
+    with open(path, 'w') as f:
+        try:
+            f.write('[default]\nkey = {0}'.format(token))
+        except IOError:
+            return web.json_response({'error': 'can not save config file'}, status=400)
+    return web.json_response({'saved_to': path})
+
+
 @routes.get('/vultr_regions')
 async def vultr_regions(_):
     async with ClientSession() as session:
@@ -327,7 +339,7 @@ async def linode_regions(_):
 
 
 @routes.get('/cloudstack_config')
-async def get_cloudstack_config(_):
+async def check_cloudstack_config(_):
     if not HAS_REQUESTS:
         return web.json_response({'error': 'missing_requests'}, status=400)
     if not HAS_CS_LIBRARIES:
@@ -367,7 +379,7 @@ async def cloudstack_regions(request):
         }, status=400)
     # if config was passed from client, save it after successful zone retrieval
     if _read_cloudstack_config() is None:
-        path = os.environ['CLOUDSTACK_CONFIG'] or expanduser(join('~', '.cloudstack.ini'))
+        path = os.environ.get('CLOUDSTACK_CONFIG') or expanduser(join('~', '.cloudstack.ini'))
         with open(path, 'w') as f:
             try:
                 f.write(client_config)

app/static/provider-vultr.vue

@@ -1,11 +1,11 @@
 <template>
   <div>
-    <div v-if="ui_env_secrets" class="form-text alert alert-success" role="alert">
+     <div v-if="ui_token_from_env" class="form-text alert alert-success" role="alert">
       Vultr config file was found in your system
     </div>
     <div v-else class="form-group">
       <label
-        >Enter the local path to your configuration INI file
+        >Enter Vultr API Token, it will be saved in your system
         <a
           href="https://trailofbits.github.io/algo/cloud-vultr.html"
           title="https://trailofbits.github.io/algo/cloud-vultr.html"
@@ -18,12 +18,13 @@
       <input
         type="text"
         class="form-control"
-        name="vultr_config"
+        name="vultr_token"
         v-bind:disabled="ui_loading_check"
-        v-model="vultr_config"
+        v-model="ui_token"
+        v-on:blur="save_config"
       />
-      <div v-if="ui_env_secrets" class="form-text alert alert-success" role="alert">
+      <div v-if="vultr_config" class="form-text alert alert-success" role="alert">
-        Configuration file was found in your system. You still can change the path to it
+        The config file was saved on your system
       </div>
     </div>
 
@@ -52,7 +53,8 @@ module.exports = {
       vultr_config: null,
       region: null,
       // helper variables
-      ui_env_secrets: false,
+      ui_token: null,
+      ui_token_from_env: false,
       ui_loading_check: false,
       ui_loading_regions: false,
       ui_region_options: []
@@ -64,7 +66,7 @@ module.exports = {
   },
   computed: {
     has_secrets() {
-      return this.ui_env_secrets || this.vultr_config;
+      return this.ui_token_from_env || this.vultr_config;
     },
     is_valid() {
       return this.has_secrets && this.region;
@@ -82,7 +84,7 @@ module.exports = {
         })
         .then(response => {
           if (response.has_secret) {
-            this.ui_env_secrets = true;
+            this.ui_token_from_env = true;
             this.load_regions();
           } else if (response.error) {
             this.ui_config_error = response.error;
@@ -92,6 +94,34 @@ module.exports = {
           this.ui_loading_check = false;
         });
     },
+    save_config() {
+      this.ui_loading_check = true;
+      fetch("/vultr_config", {
+        method: 'post',
+        headers: {
+          'Content-Type': 'application/json'
+        },
+        body: JSON.stringify({
+          token: this.ui_token
+        })
+      })
+      .then(r => {
+          if (r.status === 200 || r.status === 400) {
+            return r.json();
+          }
+          throw new Error(r.status);
+        })
+        .then(response => {
+          if ('saved_to' in response) {
+            this.vultr_config = response.saved_to;
+          } else if (response.error) {
+            this.ui_config_error = response.error;
+          }
+        })
+        .finally(() => {
+          this.ui_loading_check = false;
+        });
+    },
     load_regions() {
       this.ui_loading_regions = true;
       fetch("/vultr_regions")
@@ -99,7 +129,7 @@ module.exports = {
         .then((data) => {
           this.ui_region_options = Object.keys(data).map(k => ({
             value: data[k].name,
-            key: data[k].name
+            key: data[k].DCID
           }));
         })
         .finally(() => {
@@ -110,7 +140,7 @@ module.exports = {
       let submit_value = {
         region: this.region
       }
-      if (!this.ui_env_secrets) {
+      if (!this.ui_token_from_env) {
         submit_value['vultr_config'] = this.vultr_config;
       }
       this.$emit("submit", submit_value);