💊 capsul.org cloud compute service - python flask web application
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 

256 lines
9.1 KiB

from nanoid import generate
from flask import current_app
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 and created > (NOW() - INTERVAL '20 min')", (token, ))
row = self.cursor.fetchone()
if row:
email = row[0]
self.cursor.execute("DELETE FROM login_tokens WHERE email = %s", (email, ))
self.connection.commit()
return email
return None
def all_non_deleted_vm_ids(self,):
self.cursor.execute("SELECT id FROM vms WHERE deleted IS NULL")
return list(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 WHERE deprecated = FALSE")
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, created FROM ssh_public_keys WHERE email = %s", (email, ))
return list(map(
lambda x: dict(name=x[0], content=x[1], created=x[2]),
self.cursor.fetchall()
))
def ssh_public_key_name_exists(self, email, name):
self.cursor.execute( "SELECT name FROM ssh_public_keys where email = %s AND name = %s", (email, name) )
return len(self.cursor.fetchall()) > 0
def create_ssh_public_key(self, email, name, content):
self.cursor.execute("""
INSERT INTO ssh_public_keys (email, name, content)
VALUES (%s, %s, %s)
""",
(email, name, content)
)
self.connection.commit()
def delete_ssh_public_key(self, email, name):
self.cursor.execute( "DELETE FROM ssh_public_keys where email = %s AND name = %s", (email, name) )
self.connection.commit()
def list_vms_for_account(self, email):
self.cursor.execute("""
SELECT vms.id, vms.last_seen_ipv4, vms.last_seen_ipv6, vms.size, vms.os, vms.created, vms.deleted, vm_sizes.dollars_per_month
FROM vms JOIN vm_sizes on vms.size = vm_sizes.id
WHERE vms.email = %s""",
(email, )
)
return list(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], dollars_per_month=x[7]),
self.cursor.fetchall()
))
def update_vm_ip(self, email, id, ipv4):
self.cursor.execute("UPDATE vms SET last_seen_ipv4 = %s WHERE email = %s AND id = %s", (ipv4, email, id))
self.connection.commit()
def create_vm(self, email, id, size, os, ssh_public_keys):
self.cursor.execute("""
INSERT INTO vms (email, id, size, os)
VALUES (%s, %s, %s, %s)
""",
(email, id, size, os)
)
for ssh_public_key in ssh_public_keys:
self.cursor.execute("""
INSERT INTO vm_ssh_public_key (email, vm_id, ssh_public_key_name)
VALUES (%s, %s, %s)
""",
(email, id, ssh_public_key)
)
self.connection.commit()
def delete_vm(self, email, id):
self.cursor.execute("UPDATE vms SET deleted = now() WHERE email = %s AND id = %s", ( email, id))
self.connection.commit()
def get_vm_detail(self, email, id):
self.cursor.execute("""
SELECT vms.id, vms.last_seen_ipv4, vms.last_seen_ipv6, os_images.description, vms.created, vms.deleted,
vm_sizes.id, vm_sizes.dollars_per_month, vm_sizes.vcpus, vm_sizes.memory_mb, vm_sizes.bandwidth_gb_per_month
FROM vms
JOIN os_images on vms.os = os_images.id
JOIN vm_sizes on vms.size = vm_sizes.id
WHERE vms.email = %s AND vms.id = %s""",
(email, id)
)
row = self.cursor.fetchone()
if not row:
return None
vm = dict(
id=row[0], ipv4=row[1], ipv6=row[2], os_description=row[3], created=row[4], deleted=row[5],
size=row[6], dollars_per_month=row[7], vcpus=row[8], memory_mb=row[9], bandwidth_gb_per_month=row[10]
)
self.cursor.execute("""
SELECT ssh_public_key_name FROM vm_ssh_public_key
WHERE vm_ssh_public_key.email = %s AND vm_ssh_public_key.vm_id = %s""",
(email, id)
)
vm["ssh_public_keys"] = list(map( lambda x: x[0], self.cursor.fetchall() ))
return vm
def list_payments_for_account(self, email):
self.cursor.execute("""
SELECT id, dollars, invalidated, created
FROM payments WHERE payments.email = %s""",
(email, )
)
return list(map(
lambda x: dict(id=x[0], dollars=x[1], invalidated=x[2], created=x[3]),
self.cursor.fetchall()
))
def create_payment_session(self, payment_type, id, email, dollars):
self.cursor.execute("""
INSERT INTO payment_sessions (id, type, email, dollars)
VALUES (%s, %s, %s, %s)
""",
(id, payment_type, email, dollars)
)
self.connection.commit()
def list_payment_sessions_for_account(self, email):
self.cursor.execute("""
SELECT id, type, dollars, created
FROM payment_sessions WHERE email = %s""",
(email, )
)
return list(map(
lambda x: dict(id=x[0], type=x[1], dollars=x[2], created=x[3]),
self.cursor.fetchall()
))
def payment_session_redirect(self, email, id):
self.cursor.execute("SELECT redirected FROM payment_sessions WHERE email = %s AND id = %s",
(email, id)
)
row = self.cursor.fetchone()
if row:
self.cursor.execute("UPDATE payment_sessions SET redirected = TRUE WHERE email = %s AND id = %s",
(email, id)
)
self.connection.commit()
return row[0]
return None
def consume_payment_session(self, payment_type, id, dollars):
self.cursor.execute("SELECT email, dollars FROM payment_sessions WHERE id = %s AND type = %s", (id, payment_type))
row = self.cursor.fetchone()
if row:
if int(row[1]) != int(dollars):
current_app.logger.warning(f"""
{payment_type} gave us a completed payment session with a different dollar amount than what we had recorded!!
id: {id}
account: {row[0]}
Recorded amount: {int(row[1])}
{payment_type} sent: {int(dollars)}
""")
# not sure what to do here. For now just log and do nothing.
self.cursor.execute( "DELETE FROM payment_sessions WHERE id = %s AND type = %s", (id, payment_type) )
self.cursor.execute( "INSERT INTO payments (email, dollars) VALUES (%s, %s) RETURNING id", (row[0], row[1]) )
if payment_type == "btcpay":
payment_id = self.cursor.fetchone()[0]
self.cursor.execute(
"INSERT INTO unresolved_btcpay_invoices (id, email, payment_id) VALUES (%s, %s, %s)",
(id, row[0], payment_id)
)
self.connection.commit()
return row[0]
else:
return None
def btcpay_invoice_resolved(self, id, completed):
self.cursor.execute("SELECT email, payment_id FROM unresolved_btcpay_invoices WHERE id = %s ", (id,))
row = self.cursor.fetchone()
if row:
self.cursor.execute( "DELETE FROM unresolved_btcpay_invoices WHERE id = %s", (id,) )
if not completed:
self.cursor.execute("UPDATE payments SET invalidated = True WHERE email = %s id = %s", (row[0], row[1]))
self.connection.commit()
def get_unresolved_btcpay_invoices(self):
self.cursor.execute("""
SELECT unresolved_btcpay_invoices.id, payments.created, payments.dollars, unresolved_btcpay_invoices.email
FROM unresolved_btcpay_invoices JOIN payments on payment_id = payments.id
""")
return list(map(lambda row: dict(id=row[0], created=row[1], dollars=row[2], email=row[3]), self.cursor.fetchall()))
def get_account_balance_warning(self, email):
self.cursor.execute("SELECT account_balance_warning FROM accounts WHERE email = %s", (email,))
return self.cursor.fetchone()[0]
def set_account_balance_warning(self, email, account_balance_warning):
self.cursor.execute("UPDATE accounts SET account_balance_warning = %s WHERE email = %s", (account_balance_warning, email))
self.connection.commit()
def all_accounts(self):
self.cursor.execute("SELECT email, account_balance_warning FROM accounts")
return list(map(lambda row: dict(email=row[0], account_balance_warning=row[1]), self.cursor.fetchall()))