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@hsuyuming
Created June 8, 2019 10:21
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#import snowflake connector module
import snowflake.connector
import sys
import os
from cryptography.hazmat.backends import default_backend
from cryptography.hazmat.primitives.asymmetric import rsa
from cryptography.hazmat.primitives.asymmetric import dsa
from cryptography.hazmat.primitives import serialization
# 確定輸入的參數是否給定正確
# Sample: python load_data.py <account> <user> <role>
if len(sys.argv) < 4 :
print("ERROR: Please pass the following command-line parameters in order:",end='\n')
print("account,user,role.")
sys.exit(-1)
else:
ACCOUNT = sys.argv[1]
USER = sys.argv[2]
ROLE = sys.argv[3]
with open("/Users/abehsu/Documents/Snowflake/Snowpipe_poc/rsa_key.p8", "rb") as key:
p_key = serialization.load_pem_private_key(
key.read(),
password = os.environ['PRIVATE_KEY_PASSPHRASE'].encode(),
backend=default_backend()
)
pkb = p_key.private_bytes(
encoding=serialization.Encoding.DER,
format=serialization.PrivateFormat.PKCS8,
encryption_algorithm=serialization.NoEncryption()
)
con = snowflake.connector.connect(
account=ACCOUNT,
user=USER,
role=ROLE,
private_key=pkb
)
results = con.cursor().execute("select current_warehouse(), current_database(), current_schema();")
for result in results:
print("current_warehouse","current_database","current_schema")
print(result[0],result[1],result[2])
con.cursor().execute("""
USE WAREHOUSE tiny_warehouse_mg;
""")
con.cursor().execute("""
USE SCHEMA testdb_mg.testschema_mg;
""")
con.cursor().execute("""
PUT file:////Users/abehsu/Documents/Snowflake/Snowpipe_poc/tmp/file* @%test_table
""")
con.cursor().execute("""
COPY INTO test_table
""")
cur = con.cursor()
try:
cur.execute("""
SELECT * FROM test_table
""")
for (col1,col2) in cur:
print("col1","col2")
print('%s,%s' %(col1,col2))
finally:
cur.close()
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