new container

Author: alexlahoz

clusters/templates/clusters/container_detail.html

@@ -74,7 +74,7 @@ <h4 class="mb-4">{{container_data.name}}</h4>
     <li>ports: {{ container_data.ports }}</li>
     <li>short_id: {{ container_data.short_id }}</li>
     <li>commit: {{ container_data.commit }}</li>
-    <li>client: {{ container_data.client }}</li>
+    <li>Finished at: {{ finished_at }}</li>
 </ul>
 
 <script>

clusters/templates/clusters/containers.html

@@ -20,8 +20,6 @@
               <div class="d-flex align-items-center justify-content-between">
                 <div class="ms-2">
                   <i class="bi bi-ubuntu"></i>
-
-
                   <a href="{% url 'container_detail' container.short_id %}">
                     <span class="">{{container.name}}</span>
                   </a>
@@ -46,15 +44,21 @@
       <div class="card p-3 h-100 p-4">
         {% if request.resolver_match.url_name == "container_detail" %}
           {% include 'clusters/container_detail.html' %}
+        {% elif request.resolver_match.url_name == "new_container" %}
+          {% include 'clusters/new_container.html' %}
         {% else %}
           <h4 class="mb-4">Containers</h4>
 
           <div class="btn-toolbar">
-            <a href="{% url 'create_container' %}" class="btn btn-primary">Create container</a>
+            <a href="{% url 'new_container' %}" class="btn btn-primary">New container</a>
           </div>
         {% endif %}
       </div>
     </div>
+
+    <div class="col-12 mt-3 w-50 m-auto">
+      {% include 'flash_message.html' %}
+    </div>
   </div>
 </div>
 

clusters/templates/clusters/create_container.html

@@ -24,8 +24,6 @@
                   <a href="{% url 'remove_image' image.short_id %}" class="btn btn-light"><i class="bi bi-trash-fill text-danger"></i></a>
                 </div>
               </div>
-
-
             {% endfor %}
           </div>
         </div>

clusters/templates/clusters/images.html

@@ -0,0 +1,20 @@
+<a href="{% url 'containers' %}" class="link-underline link-underline-opacity-0 mb-3"><i class="bi bi-caret-left-fill"></i> Containers</a>
+
+
+<form action="{% url 'create_container' %}" method="post">
+  {% csrf_token %}
+  <div class="form-group">
+    <label for="image_name">Image name</label>
+    <input type="text" id="image_name" name="image_name" class="form-control mt-1" placeholder="ubuntu:latest">
+
+    <label for="command" class="mt-3">Command</label>
+    <input type="text" id="command" name="command" class="form-control mt-1" placeholder="/bin/bash">
+
+    <label for="kwargs" class="mt-3">Key arguments (kwargs):</label>
+    <input type="text" id="kwargs" name="kwargs" class="form-control mt-1" placeholder="kwargs">
+  </div>
+
+  <div class="float-end mt-3">
+    <button type="submit" class="btn btn-primary">Create</button>
+  </div>
+</form>

clusters/templates/clusters/new_container.html

@@ -10,6 +10,7 @@
     path("images/detail/<str:image_id>", views.image_detail, name="image_detail"),
     path("images/remove/<str:image_id>/", views.remove_image, name="remove_image"),
     path("containers/", views.containers, name="containers"),
+    path("containers/new/", views.new_container, name="new_container"),
     path("containers/create/", views.create_container, name="create_container"),
     path("containers/start_container/<str:container_id>", views.start_container, name="start_container"),
     path("containers/stop_container/<str:container_id>", views.stop_container, name="stop_container"),

clusters/urls.py

@@ -99,7 +99,7 @@ def start_container(request, container_id):
   return redirect('containers')
 
 @login_required
-def create_container(request):
+def new_container(request):
   try:
     with docker_client() as client:
       containers = client.containers.list(all=True)
@@ -112,6 +112,18 @@ def create_container(request):
     }
   )
 
+def create_container(request):
+  try:
+    with docker_client() as client:
+      client.containers.run(request.POST['image_name'], request.POST['command'], detach=True)
+      # client.containers.run(request.POST['image_name'], request.POST['command'], request.POST['kwargs'])
+  except:
+    messages.add_message(request, messages.ERROR, 'The request could not be processed')
+    return redirect('containers')
+
+  messages.add_message(request, messages.SUCCESS, 'Container successfully created')
+  return redirect('containers')
+
 @login_required
 def stop_container(request, container_id):
   with docker_client() as client:
@@ -140,10 +152,15 @@ def container_detail(request, container_id):
     return redirect('docker_not_running')
 
   with get_container(container_id) as container_data:
+    finished_at_date = container_data.attrs['State']['FinishedAt'][:10]
+    finished_at_time = container_data.attrs['State']['FinishedAt'][11:19]
+    finished_at = calculate_time_difference(finished_at_date, finished_at_time)
+
     return render(request, 'clusters/containers.html', {
         'request': request,
         'containers': containers,
         'container_data': container_data,
+        'finished_at': finished_at
       }
     )
 
@@ -212,7 +229,12 @@ def signin(request):
 
 @login_required
 def docker_not_running(request):
-  return render(request, 'clusters/docker_not_running.html', {'request': request})
+  try:
+    with docker_client() as client:
+      client.ping()
+      return redirect('index')
+  except:
+    return render(request, 'clusters/docker_not_running.html', {'request': request})
 
 @contextmanager
 def docker_client():
@@ -230,3 +252,31 @@ def get_container(container_id):
   client = docker.from_env()
   container = client.containers.get(container_id)
   yield container
+
+from datetime import datetime
+
+def calculate_time_difference(date, time):
+    # Convert the date and time string to a datetime object
+    datetime_input = datetime.strptime(f'{date} {time}', '%Y-%m-%d %H:%M:%S')
+
+    # Get the current date and time
+    now = datetime.now()
+
+    # Calculate the time difference
+    time_difference = now - datetime_input
+
+    # Calculate days, hours, and minutes
+    days = time_difference.days
+    hours, seconds = divmod(time_difference.seconds, 3600)
+    minutes, _ = divmod(seconds, 60)
+
+    # Determine how to display the time difference
+    if days > 0:
+        result = f'{days} days ago'
+    elif hours > 0:
+        result = f'{hours} hours ago'
+    else:
+        result = f'{minutes} minutes ago'
+
+    return result
+

clusters/views.py

@@ -7,7 +7,7 @@
       </a>
     </li>
     <li class="nav-item">
-      <a class="nav-link mx-1 {% if request.resolver_match.url_name == 'containers' or request.resolver_match.url_name == 'container_detail'  or request.resolver_match.url_name == 'create_container' %}active{% endif %}" href="{% url 'containers' %}">
+      <a class="nav-link mx-1 {% if request.resolver_match.url_name == 'containers' or request.resolver_match.url_name == 'container_detail' or request.resolver_match.url_name == 'new_container' %}active{% endif %}" href="{% url 'containers' %}">
         <i class="bi bi-box me-1"></i>
         Containers
       </a>