5ebb57c8e5
Previousy when running get_server it would download the server metadata. Obviously running a json file with java is tricky, so this commit opts to download the server.jar instead.
52 lines
1.5 KiB
Python
52 lines
1.5 KiB
Python
import requests
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import json
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import os
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LATEST = "latest"
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RELEASE = "release"
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SNAPSHOT = "snapshot"
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REQUESTED_VERSION = os.getenv("SERVER_VERSION", LATEST)
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VERSION_FILE = "SERVER_VERSION"
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def get_latest_version(latest):
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return latest.get(RELEASE)
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def get_version_data(versions, latest, id):
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if id == LATEST:
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id = get_latest_version(latest)
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result = list(filter(
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lambda item: item.get('id') == id,
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versions
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))
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if len(result) == 1:
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return result[0]
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elif len(result) > 1:
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raise ValueError(f"Version {id} didn't return 1 result, it returned {len(result)}!")
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else:
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raise ValueError(f"Version {id} had no matches.")
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def get_metadata_from_version(version):
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metadata = requests.get(version.get('url'))
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return json.loads(metadata.text)
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def get_server_url_from_metadata(metadata):
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return metadata['downloads']['server']['url']
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def write_url_file(url):
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with open(VERSION_FILE, "w") as f:
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return f.write(url)
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if __name__ == "__main__":
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version_manifest = requests.get("https://launchermeta.mojang.com/mc/game/version_manifest_v2.json")
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version_json = json.loads(version_manifest.text)
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versions = version_json.get('versions')
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latest = version_json.get(LATEST)
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print(f"Attempting to get version {REQUESTED_VERSION}.")
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version = get_version_data(versions, latest, REQUESTED_VERSION)
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metadata = get_metadata_from_version(version)
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url = get_server_url_from_metadata(metadata)
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print(f"Found, writing url to VERSION file.")
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write_url_file(url)
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