upload local ivy cache to nexus hosted remote maven repo

upload_ivy_cache_to_nexus.py

#!/usr/bin/python3

import sys,os,subprocess
from os.path import join,isfile
from urllib.parse import urljoin
import xml.etree.ElementTree as ET

REPO_URL = "http://myrepo/nexus/content/repositories/ivy-releases/"
CREDENTIAL = "admin:passwd"

def upload(f,url):
  target_url = urljoin(REPO_URL,url)
  cmd = ["curl","--upload-file",f,"-u",CREDENTIAL,target_url]
  print("upload {} -> {}".format(f,target_url))
  subprocess.call(cmd)

if __name__ == '__main__':
  target = sys.argv[1]

  for base, dirs, files in os.walk(target):
    for name in files:
      if name.startswith("ivy-") and name.endswith(".xml"):
        xml = join(base, name)
        print("processing:", xml)
        root = ET.parse(xml).getroot()
  
        info_attr = root.find("info").attrib
        organization = info_attr["organisation"]
        module = info_attr["module"]
        revision = info_attr["revision"]
        scala_version = info_attr.get("{http://ant.apache.org/ivy/extra}scalaVersion")
        sbt_version = info_attr.get("{http://ant.apache.org/ivy/extra}sbtVersion")
  
        url_base = [
          organization, "/", module, "/",
          "scala_{}/".format(scala_version) if scala_version else "",
          "sbt_{}/".format(sbt_version) if sbt_version else "",
          revision, "/"]

        ivy_url_list = url_base + ["ivys/ivy.xml"]
        ivy_url = ''.join(ivy_url_list)
        upload(xml, ivy_url)
  
        artifacts = root.findall("publications/artifact")
        for a in artifacts:
          artifacts_attr = a.attrib
          artifact_name = artifacts_attr["name"]
          artifact_type = artifacts_attr["type"]
          artifact_ext = artifacts_attr["ext"]
  
          artifact = join(base,"{}s/{}-{}.{}".format(artifact_type,artifact_name,revision,artifact_ext))

          artifact_url_list = url_base + [artifact_type, "s/", artifact_name, ".", artifact_ext]
          artifact_url = ''.join(artifact_url_list)

          if isfile(artifact):
            upload(artifact, artifact_url)

        print()