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 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_vm_ids(self,): self.cursor.execute("SELECT id FROM vms") 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") 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 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): print(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 id, payments.created, email FROM unresolved_btcpay_invoices JOIN payments on payment_id = payment.id") return list(map(lambda row: dict(id=row[0], created=row[1], email=row[2]), 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(row=row[0], account_balance_warning=row[1]), self.cursor.fetchall()))