123 lines
5.5 KiB
Python
123 lines
5.5 KiB
Python
import requests
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import json
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import pprint
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from datetime import datetime
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from pytz import timezone
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import psycopg
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from psycopg.rows import dict_row
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import semver
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class jru:
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def __init__(self):
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self.db_config = self._load_config_from_json("config.json")
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self.db_conn = self._db_connect(self.db_config)
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def _load_config_from_json(self,config_json_path):
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try:
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with open(config_json_path, "r") as f:
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conf = json.load(f)
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except Exception as json_err:
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print(json_err)
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return conf
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def _db_connect(self,db_config):
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try:
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conn = psycopg.connect(
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host=db_config['db']['server'],
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dbname=db_config['db']['name'],
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user=db_config['db']['login'],
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password=db_config['db']['password'])
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print('Connection to database is OK')
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except psycopg.OperationalError as connect_err:
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print('Error connecting to {}@{}'.format(db_config['db']['name'],db_config['db']['server']))
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print(connect_err)
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return 1
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return conn
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def _get_version_from_db(self,db_conn):
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cur = db_conn.cursor(row_factory=dict_row)
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qres = cur.execute("select * from jru.java_versions").fetchall()
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if qres:
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return qres
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else:
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return []
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def _get_version_semver_from_db(self,java_version):
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cur = self.db_conn.cursor(row_factory=dict_row)
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qres = cur.execute("select latest_release_packaged from jru.java_versions where java_version='{}'".format(java_version)).fetchall()
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if qres:
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return qres
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else:
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return []
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def _update_version_in_db(self,java_version,java_semver,update_timestampz):
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self.db_conn.execute("update jru.java_versions set latest_release_packaged = '{}',latest_release_packaged_timestamp = '{}' where java_version = '{}'".format(java_semver,update_timestampz,java_version))
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self.db_conn.commit()
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def _get_version_from_api(self):
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url = "https://api.adoptium.net/v3/info/available_releases"
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try:
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r = requests.get(url,headers={'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/102.0.0.0 Safari/537.36','Accept': 'application/json'})
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available_lts = r.json()["available_lts_releases"]
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available_lts_str = [str(i) for i in available_lts]
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except Exception as err_json_request:
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print(err_json_request)
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r = {}
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return available_lts_str
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def _get_version_from_json(self):
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return self.db_config["java_settings"]["enabled_version"]
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def _get_latest_release_info(self,java_version,image_type="jre",arch="x64",os="linux"):
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# https://api.adoptium.net/v3/assets/latest/8/hotspot?architecture=x64&image_type=jre&os=linux&vendor=eclipse
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url = "https://api.adoptium.net/v3/assets/latest/{}/hotspot?architecture={}&image_type={}&os={}&vendor=eclipse".format(java_version,arch,image_type,os)
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try:
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print(" - requesting adoptium : {}".format(url))
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r = requests.get(url,headers={'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/102.0.0.0 Safari/537.36','Accept': 'application/json'})
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except Exception as err_json_request:
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print(err_json_request)
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r = {}
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return r.json()
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def run(self):
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print("Retrieve Java versions from DB : ")
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java_db_version = self._get_version_from_db(self.db_conn)
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java_db_version_list = [x["java_version"] for x in java_db_version]
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print("Retrieve Java versions from API : ")
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#java_config_version = self._get_version_from_json()
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java_config_version = self._get_version_from_api()
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# Inserting in database first time
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for json_vers in java_config_version:
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if json_vers not in java_db_version_list:
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print('- Java {} is not in database yet!'.format(json_vers))
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self.db_conn.execute("insert into jru.java_versions (java_version,latest_release_packaged) values ({},'{}.0.0')".format(json_vers,json_vers))
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else:
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print('- Java {} already found in database'.format(json_vers))
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self.db_conn.commit()
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#updating java_version from database
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java_db_version = self._get_version_from_db(self.db_conn)
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java_db_version_list = [x["java_version"] for x in java_db_version]
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update_timestampz = datetime.now(timezone("Europe/Paris"))
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for db_version in java_db_version_list:
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print("\nProcessing Java {}".format(db_version))
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api_version_info = self._get_latest_release_info(db_version)
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api_version_info_semver = api_version_info[0]["version"]["semver"]
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db_version_semver = self._get_version_semver_from_db(db_version)[0]["latest_release_packaged"]
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if semver.VersionInfo.parse(api_version_info_semver) > semver.VersionInfo.parse(db_version_semver):
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print(" - New version available! - {} > {}".format(api_version_info_semver,db_version_semver))
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self._update_version_in_db(db_version,api_version_info_semver,update_timestampz)
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else:
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print(' - No upgrade needed! API {} == DB {}'.format(api_version_info_semver,db_version_semver))
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if __name__ == "__main__":
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jru_main = jru()
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jru_main.run()
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