capsul-flask/capsulflask/db_model.py

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2.7 KiB
Python
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from nanoid import generate
class DBModel:
def __init__(self, connection, cursor):
self.connection = connection
self.cursor = cursor
def login(self, email):
self.cursor.execute("SELECT * FROM accounts WHERE email = %s", (email, ))
if len(self.cursor.fetchall()) == 0:
self.cursor.execute("INSERT INTO accounts (email) VALUES (%s)", (email, ))
self.cursor.execute("SELECT token FROM login_tokens WHERE email = %s", (email, ))
if len(self.cursor.fetchall()) > 2:
return None
token = generate()
self.cursor.execute("INSERT INTO login_tokens (email, token) VALUES (%s, %s)", (email, token))
self.connection.commit()
return token
def consume_token(self, token):
self.cursor.execute("SELECT email FROM login_tokens WHERE token = %s", (token, ))
rows = self.cursor.fetchall()
if len(rows) > 0:
email = rows[0][0]
self.cursor.execute("DELETE FROM login_tokens WHERE email = %s", (email, ))
self.connection.commit()
return email
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return None
def all_vm_ids(self,):
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self.cursor.execute("SELECT id FROM vms")
return map(lambda x: x[0], self.cursor.fetchall())
def operating_systems_dict(self,):
self.cursor.execute("SELECT id, template_image_file_name, description FROM os_images")
operatingSystems = dict()
for row in self.cursor.fetchall():
operatingSystems[row[0]] = dict(template_image_file_name=row[1], description=row[2])
return operatingSystems
def vm_sizes_dict(self,):
self.cursor.execute("SELECT id, dollars_per_month, vcpus, memory_mb, bandwidth_gb_per_month FROM vm_sizes")
vmSizes = dict()
for row in self.cursor.fetchall():
vmSizes[row[0]] = dict(dollars_per_month=row[1], vcpus=row[2], memory_mb=row[3], bandwidth_gb_per_month=row[4])
return vmSizes
def list_ssh_public_keys_for_account(self, email):
self.cursor.execute("SELECT name, content FROM ssh_public_keys WHERE email = %s", (email, ))
return map(
lambda x: dict(name=x[0], content=x[1]),
self.cursor.fetchall()
)
def list_vms_for_account(self, email):
self.cursor.execute("""
SELECT vms.id, vms.last_seen_ipv4, vms.last_seen_ipv6, vms.size, os_images.description, vms.created, vms.deleted
FROM vms JOIN os_images on os_images.id = vms.os
WHERE vms.email = %s""",
(email, )
)
return map(
lambda x: dict(id=x[0], ipv4=x[1], ipv6=x[2], size=x[3], os=x[4], created=x[5], deleted=x[6]),
self.cursor.fetchall()
)
def create_vm(self, email, id, size, os):
self.cursor.execute("""
INSERT INTO vms (email, id, size, os)
VALUES (%s, %s, %s, %s)
""",
(email, id, size, os)
)
self.connection.commit()