updating virt_model with email and

capsulflask/db_model.py

@@ -31,3 +31,8 @@ class DBModel:
       self.connection.commit()
       return email
     return None
+
+  def allVmIds(self,):
+    self.cursor.execute("SELECT id FROM vms")
+    return map(lambda x: x[0], self.cursor.fetchall()) 
+    

capsulflask/schema_migrations/02_up_accounts_vms_etc.sql

@@ -14,8 +14,9 @@ CREATE TABLE os_images (
 CREATE TABLE vm_sizes (
   id    TEXT PRIMARY KEY NOT NULL,
   dollars_per_month NUMERIC(8, 2) NOT NULL,
-  memory_megabytes INTEGER NOT NULL,
+  vcpus INTEGER NOT NULL,
-  vcpus INTEGER NOT NULL
+  memory_mb INTEGER NOT NULL,
+  bandwidth_gb_per_month INTEGER NOT NULL
 );
 
 CREATE TABLE ssh_public_keys (
@@ -31,6 +32,8 @@ CREATE TABLE vms (
   email TEXT REFERENCES accounts(email) ON DELETE RESTRICT,
   os    TEXT REFERENCES os_images(id) ON DELETE RESTRICT,
   size  TEXT REFERENCES vm_sizes(id) ON DELETE RESTRICT,
+  last_seen_ipv4 TEXT,
+  last_seen_ipv6 TEXT,
   created  TIMESTAMP NOT NULL DEFAULT NOW(),
   deleted  TIMESTAMP,
   UNIQUE (id, email)
@@ -68,12 +71,12 @@ VALUES  ('debian10', 'debian-10-genericcloud-amd64-20191117-80.qcow2', 'Debian 1
         ('openbsd66', 'openbsd-cloud-2020-05.qcow2', 'OpenBSD 6.6'),
         ('guix110', 'guixsystem-cloud-2020-05.qcow2', 'Guix System 1.1.0');
 
-INSERT INTO vm_sizes (id, dollars_per_month, memory_megabytes, vcpus)
+INSERT INTO vm_sizes (id, dollars_per_month, memory_mb, vcpus, bandwidth_gb_per_month)
-VALUES  ('f1-s',    5.33,   512, 1),
+VALUES  ('f1-s',    5.33,   512, 1,   500),
-        ('f1-m',    7.16,  1024, 1),
+        ('f1-m',    7.16,  1024, 1,  1000),
-        ('f1-l',    8.92,  2048, 1),
+        ('f1-l',    8.92,  2048, 1,  2000),
-        ('f1-x',   16.16,  4096, 2),
+        ('f1-x',   16.16,  4096, 2,  4000),
-        ('f1-xx',  29.66,  8192, 4),
+        ('f1-xx',  29.66,  8192, 4,  8000),
-        ('f1-xxx', 57.58, 16384, 8);
+        ('f1-xxx', 57.58, 16384, 8, 16000);
 
 UPDATE schemaversion SET version = 2;

capsulflask/static/style.css

@@ -1,3 +1,30 @@
+
+body {
+  color: #c5c8c6;
+  font: calc(0.40rem + 1vmin) monospace;
+  text-align: center;
+  overflow-y: scroll;
+  background-color: #241e1e;
+} 
+
+a {
+  color:#6CF;
+}
+
+a:hover, a:active, a:visited {
+  color: #b5bd68;
+} 
+
+header {
+  display: flex;
+}
+span.home {
+  align-self: flex-start;
+}
+span.account {
+  align-self: flex-start;
+}
+
 .float-right {
   display: inline-block;
   float: right;

capsulflask/virt_model.py

@@ -5,6 +5,17 @@ from flask import current_app
 from time import sleep
 from os.path import join
 from subprocess import run
+from nanoid import generate
+
+from capsulflask.db import get_model
+
+def makeCapsulId():
+  lettersAndNumbers = generate(alphabet="1234567890qwertyuiopasdfghjklzxcvbnm", size=10)
+  return f"capsul-{lettersAndNumbers}"
+
+def validateCapsulId(id):
+  if not re.match(r"^capsul-[a-z0-9]{10}$", id):
+    raise ValueError(f"vm id \"{id}\" must match \"^capsul-[a-z0-9]{{10}}$\"")
 
 class VirtualMachine:
   def __init__(self, id, ipv4=None, ipv6=None):
@@ -19,21 +30,39 @@ class VirtualizationInterface:
   def listIds(self) -> list:
     pass
 
-  def create(self, id: str, template_file_name: str, memory: int, vcpus: int, ssh_public_keys: list) -> VirtualMachine:
+  def create(self, email: str, template_file_name: str, vcpus: int, memory: int, ssh_public_keys: list) -> VirtualMachine:
     pass
 
-  def destroy(self, id: str):
+  def destroy(self, email: str, id: str):
     pass
 
+class MockVirtualization(VirtualizationInterface):
+  def get(self, id):
+    validateCapsulId(id)
+    return VirtualMachine(id, ipv4="1.1.1.1")
+
+  def listIds(self) -> list:
+    return get_model().allVmIds()
+
+  def create(self, email: str, template_file_name: str, vcpus: int, memory_mb: int, ssh_public_keys: list):
+    id = makeCapsulId()
+    print(f"mock create: {id} for {email}")
+    sleep(5)
+    return VirtualMachine(id, ipv4="1.1.1.1")
+
+  def destroy(self, email: str, id: str):
+    print(f"mock destroy: {id} for {email}")
+
+
 class ShellScriptVirtualization(VirtualizationInterface):
 
-  def validateId(self, id):
+  def validateCompletedProcess(self, completedProcess, email=None):
-    if not re.match(r"^capsul-[a-z0-9]{10}$", id):
+    emailPart = ""
-      raise ValueError(f"vm id \"{id}\" must match \"^capsul-[a-z0-9]{{10}}$\"")
+    if email != None:
+      emailPart = f"for {email}"
 
-  def validateCompletedProcess(self, completedProcess):
     if completedProcess.returncode != 0:
-      raise RuntimeError(f"""{" ".join(completedProcess.args)} failed with exit code {completedProcess.returncode}
+      raise RuntimeError(f"""{" ".join(completedProcess.args)} failed {emailPart} with exit code {completedProcess.returncode}
         stdout:
         {completedProcess.stdout}
         stderr:
@@ -41,7 +70,7 @@ class ShellScriptVirtualization(VirtualizationInterface):
       """)
 
   def get(self, id):
-    self.validateId(id)
+    validateCapsulId(id)
     completedProcess = run([join(current_app.root_path, 'shell_scripts/get.sh'), id], capture_output=True)
     self.validateCompletedProcess(completedProcess)
     lines = completedProcess.stdout.splitlines()
@@ -56,8 +85,8 @@ class ShellScriptVirtualization(VirtualizationInterface):
     self.validateCompletedProcess(completedProcess)
     return completedProcess.stdout.splitlines()
 
-  def create(self, id: str, template_file_name: str, vcpus: int, memory_mb: int, ssh_public_keys: list):
+  def create(self, email: str, template_file_name: str, vcpus: int, memory_mb: int, ssh_public_keys: list):
-    self.validateId(id)
+    id = makeCapsulId()
 
     if not re.match(r"^[a-zA-Z0-9_.-]$", template_file_name):
       raise ValueError(f"template_file_name \"{template_file_name}\" must match \"^[a-zA-Z0-9_.-]$\"")
@@ -83,7 +112,7 @@ class ShellScriptVirtualization(VirtualizationInterface):
       ssh_keys_string
     ], capture_output=True)
 
-    self.validateCompletedProcess(completedProcess)
+    self.validateCompletedProcess(completedProcess, email)
     lines = completedProcess.stdout.splitlines()
 
     vmSettings = f"""
@@ -95,7 +124,7 @@ class ShellScriptVirtualization(VirtualizationInterface):
     """
 
     if not lines[len(lines)-1] == "success":
-      raise ValueError(f"""failed to create vm with:
+      raise ValueError(f"""failed to create vm for {email} with:
         {vmSettings}
         stdout:
         {completedProcess.stdout}
@@ -115,18 +144,18 @@ class ShellScriptVirtualization(VirtualizationInterface):
       if result != None:
         return result
     
-    raise TimeoutError(f"""timed out waiting for vm to obtain an IP address:
+    raise TimeoutError(f"""timed out waiting for vm {id} ({email}) to obtain an IP address:
         {vmSettings}
     """)
 
-  def destroy(self, id: str):
+  def destroy(self, email: str, id: str):
-    self.validateId(id)
+    validateCapsulId(id)
     completedProcess = run([join(current_app.root_path, 'shell_scripts/destroy.sh'), id], capture_output=True)
-    self.validateCompletedProcess(completedProcess)
+    self.validateCompletedProcess(completedProcess, email)
     lines = completedProcess.stdout.splitlines()
 
     if not lines[len(lines)-1] == "success":
-      raise ValueError(f"""failed to destroy vm "{id}":
+      raise ValueError(f"""failed to destroy vm "{id}" for {email}:
         stdout:
         {completedProcess.stdout}
         stderr: