136 lines
4.8 KiB
Python
136 lines
4.8 KiB
Python
import subprocess
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import sys
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import argparse
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import time
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class Chart(object):
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def __setattr__(self, name, value):
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if name == 'status':
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value = value.casefold()
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if 'update_available' in name:
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value = True if value.casefold() == "true" else False
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super(Chart, self).__setattr__(name, value)
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def new_attr(self, attr):
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setattr(self, attr, attr)
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INSTALLED_CHARTS = []
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def parse_headers(charts: str):
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for line in charts.split("\n"):
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if line.startswith("+-"):
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continue
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if "name" in line.casefold():
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return [col.strip() for col in line.casefold().strip().split("|") if col and col != ""]
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def parse_charts(charts: str):
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headers = parse_headers(charts)
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table_data = charts.split("\n")[3:-2:] # Skip the header part of the table
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for row in table_data:
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row = [section.strip() for section in row.split("|") if section and section != ""]
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chart = Chart()
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for item in zip(headers, row):
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setattr(chart, item[0], item[1])
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INSTALLED_CHARTS.append(chart)
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def check_semver(current: str, latest: str):
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split_current_semver = current.split(".", 3)
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split_latest_semver = latest.split(".", 3)
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if split_current_semver[0] != split_latest_semver[0]:
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type="major"
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if VERSIONING == "major":
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return True
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if split_current_semver[1] != split_latest_semver[1]:
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type="minor"
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if VERSIONING != "patch":
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return True
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if split_current_semver[2] != split_latest_semver[2]:
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type="patch"
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return True
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return False
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def execute_upgrades():
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if CATALOG == "ALL":
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filtered = filter(lambda a: a.update_available and a.status == "active", INSTALLED_CHARTS)
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else:
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filtered = filter(lambda a: a.update_available and a.status == "active" and a.catalog == CATALOG, INSTALLED_CHARTS)
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for chart in filtered:
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pre_update_ver = chart.human_version
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post_update_ver = chart.human_latest_version
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split_current_version = chart.human_version.split("_", 1)
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current_version = split_current_version[1]
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split_latest = chart.human_latest_version.split("_", 1)
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latest_version = split_latest[1]
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if check_semver(current_version, latest_version):
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print(f"Updating {chart.name}... \n")
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pre_update_ver = chart.human_version
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result = subprocess.run(['cli', '-c', f'app chart_release upgrade release_name="{chart.name}"'], capture_output=True)
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post_update_ver = chart.human_latest_version
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if "Upgrade complete" not in result.stdout.decode('utf-8'):
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print(f"{chart.name} failed to upgrade. \n{result.stdout.decode('utf-8')}")
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else:
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print(f"{chart.name} upgraded ({pre_update_ver} --> {post_update_ver})")
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def fetch_charts():
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rawcharts = subprocess.run(["cli", "-c", "app chart_release query"], stdout=subprocess.PIPE)
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charts = rawcharts.stdout.decode('utf-8')
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return(charts)
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def process_args():
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global CATALOG
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global VERSIONING
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global SYNC
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global PRUNE
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parser = argparse.ArgumentParser(description='Update TrueNAS SCALE Apps')
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parser.add_argument('--catalog', nargs='?', default='ALL', help='name of the catalog you want to process in caps. Or "ALL" to render all catalogs.')
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parser.add_argument('--versioning', nargs='?', default='minor', help='Name of the versioning scheme you want to update. Options: major, minor or patch. Defaults to minor')
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parser.add_argument('-s', '--sync', action="store_true", help='sync catalogs before trying to update')
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parser.add_argument('-p', '--prune', action="store_true", help='prune old docker images after update')
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args = parser.parse_args()
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CATALOG = args.catalog
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VERSIONING = args.versioning
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if args.sync:
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SYNC = True
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else:
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SYNC = False
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if args.prune:
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PRUNE = True
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else:
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PRUNE = False
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def sync_catalog():
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if SYNC:
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print("Syncing Catalogs...\n")
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process = subprocess.Popen(["cli", "-c", "app catalog sync_all"], stdout=subprocess.PIPE)
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while process.poll() is None:
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lines = process.stdout.readline()
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print (lines)
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print (process.stdout.read())
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def docker_prune():
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if PRUNE:
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print("Pruning old docker images...\n")
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process = subprocess.Popen(["docker", "image", "prune", "-af"], stdout=subprocess.PIPE)
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while process.poll() is None:
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lines = process.stdout.readline()
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print (lines)
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print (process.stdout.read())
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def run():
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process_args()
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print("Starting TrueCharts App updater...\n")
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sync_catalog()
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charts = fetch_charts()
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parse_charts(charts)
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print("Executing Updates...\n")
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execute_upgrades()
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print("Updating Finished\n")
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docker_prune()
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exit(0)
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if __name__ == '__main__':
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run()
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