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lab_ai/apps/helpers.py
Duc Nguyen 018f267fab
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K8S Fission Deployment / Deployment fission functions (push) Failing after 22s
update
2026-01-26 11:55:42 +00:00

107 lines
3.0 KiB
Python

import datetime
import logging
import socket
import psycopg2
from flask import current_app
from psycopg2.extras import LoggingConnection
CORS_HEADERS = {
"Content-Type": "application/json",
}
SECRET_NAME = "fission-ai-work-env"
CONFIG_NAME = "fission-ai-work-config"
K8S_NAMESPACE = "default"
logging.basicConfig(level=logging.DEBUG)
logger = logging.getLogger(__name__)
def init_db_connection():
db_host = get_secret("PG_HOST", "127.0.0.1")
db_port = int(get_secret("PG_PORT", 5432))
if not check_port_open(ip=db_host, port=db_port):
raise Exception(f"Establishing A Database Connection. `{db_host}:{db_port}`")
# options = get_secret("PG_DBSCHEMA")
# if options:
# options = f"-c search_path={options}" # if specific db schema
conn = psycopg2.connect(
database=get_secret("PG_DB", "postgres"),
user=get_secret("PG_USER", "postgres"),
password=get_secret("PG_PASS", "secret"),
host=get_secret("PG_HOST", "127.0.0.1"),
port=int(get_secret("PG_PORT", 5432)),
# options=options,
# cursor_factory=NamedTupleCursor,
connection_factory=LoggingConnection,
)
conn.initialize(logger)
return conn
def db_row_to_dict(cursor, row):
record = {}
for i, column in enumerate(cursor.description):
data = row[i]
if isinstance(data, datetime.datetime):
data = data.isoformat()
record[column.name] = data
return record
def db_rows_to_array(cursor, rows):
return [db_row_to_dict(cursor, row) for row in rows]
def get_current_namespace() -> str:
try:
with open("/var/run/secrets/kubernetes.io/serviceaccount/namespace", "r") as f:
namespace = f.read()
except Exception as err:
current_app.logger.error(err)
namespace = K8S_NAMESPACE
return str(namespace)
def get_secret(key: str, default=None):
namespace = get_current_namespace()
path = f"/secrets/{namespace}/{SECRET_NAME}/{key}"
try:
with open(path, "r") as f:
return f.read()
except Exception as err:
current_app.logger.error(path, err)
return default
def get_config(key: str, default=None):
namespace = get_current_namespace()
path = f"/configs/{namespace}/{CONFIG_NAME}/{key}"
try:
with open(path, "r") as f:
return f.read()
except Exception as err:
current_app.logger.error(path, err)
return default
def str_to_bool(input: str | None) -> bool:
input = input or ""
# Dictionary to map string values to boolean
BOOL_MAP = {"true": True, "false": False}
return BOOL_MAP.get(input.strip().lower(), None)
def check_port_open(ip: str, port: int, timeout: int = 30):
try:
with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s:
s.settimeout(timeout)
result = s.connect_ex((ip, port))
return result == 0
except Exception as err:
current_app.logger.err(f"Check port open error: {err}")
return False