forked from willb/sbt-packaging
/
climbing-nemesis.py
executable file
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/
climbing-nemesis.py
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#!/usr/bin/env python
import xml.etree.ElementTree as ET
import argparse
import StringIO
import re
import subprocess
import logging
from os.path import exists as pathexists
from os.path import realpath
from os.path import join as pathjoin
from os import makedirs
from os import symlink
from os import remove as rmfile
from shutil import copyfile
class Artifact(object):
def __init__(self, a, g, v):
self.artifact = a
self.group = g
self.version = v
@classmethod
def fromCoords(k, coords):
g,a,v = coords.split(":")
return k(a, g, v)
@classmethod
def fromSubtree(k, t, ns):
a = t.find("./%sartifactId" % ns).text
g = t.find("./%sgroupId" % ns).text
v = t.find("./%sversion" % ns).text
return k(a, g, v)
def contains(self, substrings):
for s in substrings:
if s in self.artifact or s in self.group:
cn_debug("ignoring %r because it contains %s" % (self, s))
return True
if len(substrings) > 0:
cn_debug("not ignoring %r; looked for %r" % (self, substrings))
return False
def __repr__(self):
return "%s:%s:%s" % (self.group, self.artifact, self.version)
class DummyPOM(object):
def __init__(self, groupID=None, artifactID=None, version=None):
self.groupID = groupID
self.artifactID = artifactID
self.version = version
self.deps = []
def interestingDep(dt, namespace):
if len(dt.findall("./%soptional" % namespace)) != 0:
cn_debug("ignoring optional dep %r" % Artifact.fromSubtree(dt, namespace))
return False
if [e for e in dt.findall("./%sscope" % namespace) if e.text == "test"] != []:
cn_debug("ignoring test dep %r" % Artifact.fromSubtree(dt, namespace))
return False
return True
class POM(object):
def __init__(self, filename, suppliedGroupID=None, suppliedArtifactID=None, ignored_deps=[], override=None, extra_deps=[]):
self.filename = filename
self.sGroupID = suppliedGroupID
self.sArtifactID = suppliedArtifactID
self.logger = logging.getLogger("com.freevariable.climbing-nemesis")
self.deps = []
self.ignored_deps = ignored_deps
self.extra_deps = extra_deps
cn_debug("POM: extra_deps is %r" % extra_deps)
self._parsePom()
self.claimedGroup, self.claimedArtifact = override is not None and override or (self.groupID, self.artifactID)
def _parsePom(self):
tree = ET.parse(self.filename)
project = tree.getroot()
self.logger.info("parsing POM %s", self.filename)
self.logger.debug("project tag is '%s'", project.tag)
tagmatch = re.match("[{](.*)[}].*", project.tag)
namespace = tagmatch and "{%s}" % tagmatch.groups()[0] or ""
self.logger.debug("looking for '%s'", ("./%sgroupId" % namespace))
groupIDtag = project.find("./%sgroupId" % namespace)
if groupIDtag is None:
groupIDtag = project.find("./%sparent/%sgroupId" % (namespace,namespace))
versiontag = project.find("./%sversion" % namespace)
if versiontag is None:
versiontag = project.find("./%sparent/%sversion" % (namespace,namespace))
self.logger.debug("group ID tag is '%s'", groupIDtag)
self.groupID = groupIDtag.text
self.artifactID = project.find("./%sartifactId" % namespace).text
self.version = versiontag.text
depTrees = project.findall(".//%sdependencies/%sdependency" % (namespace, namespace))
alldeps = [Artifact.fromSubtree(depTree, namespace) for depTree in depTrees if interestingDep(depTree, namespace)]
alldeps = [dep for dep in alldeps if not (dep.group == self.groupID and dep.artifact == self.artifactID)]
self.deps = [dep for dep in alldeps if not dep.contains(self.ignored_deps)] + [Artifact.fromCoords(xtra) for xtra in self.extra_deps]
jarmatch = re.match(".*JPP-(.*).pom", self.filename)
self.jarname = (jarmatch and jarmatch.groups()[0] or None)
def cn_debug(*args):
logging.getLogger("com.freevariable.climbing-nemesis").debug(*args)
def cn_info(*args):
logging.getLogger("com.freevariable.climbing-nemesis").info(*args)
def resolveArtifact(group, artifact, pomfile=None, kind="jar", ignored_deps=[], override=None, extra_deps=[]):
# XXX: some error checking would be the responsible thing to do here
cn_debug("rA: extra_deps is %r" % extra_deps)
if pomfile is None:
try:
if getFedoraRelease() > 19:
[pom] = subprocess.check_output(["xmvn-resolve", "%s:%s:pom:%s" % (group, artifact, kind)]).split()
else:
[pom] = subprocess.check_output(["xmvn-resolve", "%s:%s:%s" % (group, artifact, kind)]).split()
return POM(pom, ignored_deps=ignored_deps, override=override, extra_deps=extra_deps)
except:
return DummyPOM(group, artifact)
else:
return POM(pomfile, ignored_deps=ignored_deps, override=override, extra_deps=extra_deps)
def resolveArtifacts(identifiers):
coords = ["%s:%s:jar" % (group, artifact) for (group, artifact) in identifiers]
poms = subprocess.check_output(["xmvn-resolve"] + coords).split()
return [POM(pom) for pom in poms]
def resolveJar(group, artifact):
[jar] = subprocess.check_output(["xmvn-resolve", "%s:%s:jar:jar" % (group, artifact)]).split()
return jar
def makeIvyXmlTree(org, module, revision, status="release", meta={}, deps=[]):
ivy_module = ET.Element("ivy-module", {"version":"1.0", "xmlns:e":"http://ant.apache.org/ivy/extra"})
info = ET.SubElement(ivy_module, "info", dict({"organisation":org, "module":module, "revision":revision, "status":status}.items() + meta.items()))
info.text = " " # ensure a close tag
confs = ET.SubElement(ivy_module, "configurations")
for conf in ["default", "provided", "test"]:
ET.SubElement(confs, "conf", {"name":conf})
pubs = ET.SubElement(ivy_module, "publications")
ET.SubElement(pubs, "artifact", {"name":module, "type":"jar"})
if len(deps) > 0:
deptree = ET.SubElement(ivy_module, "dependencies")
for dep in deps:
ET.SubElement(deptree, "dependency", {"org":dep.group, "name":dep.artifact, "rev":dep.version})
return ET.ElementTree(ivy_module)
def writeIvyXml(org, module, revision, status="release", fileobj=None, meta={}, deps=[]):
# XXX: handle deps!
if fileobj is None:
fileobj = StringIO.StringIO()
tree = makeIvyXmlTree(org, module, revision, status, meta=meta, deps=deps)
tree.write(fileobj, xml_declaration=True)
return fileobj
def ivyXmlAsString(org, module, revision, status, meta={}, deps=[]):
return writeIvyXml(org, module, revision, status, meta=meta, deps=deps).getvalue()
def placeArtifact(artifact_file, repo_dirname, org, module, revision, status="release", meta={}, deps=[], supplied_ivy_file=None, scala=None, override=None, override_dir_only=False):
if scala is not None:
module = module + "_%s" % scala
jarmodule = module
if override is not None:
org, module = override
if not override_dir_only:
jarmodule = module
repo_dir = realpath(repo_dirname)
artifact_dir = pathjoin(*[repo_dir] + [org] + [module, revision])
ivyxml_path = pathjoin(artifact_dir, "ivy.xml")
artifact_repo_path = pathjoin(artifact_dir, "%s-%s.jar" % (jarmodule, revision))
if not pathexists(artifact_dir):
makedirs(artifact_dir)
ivyxml_file = open(ivyxml_path, "w")
if supplied_ivy_file is None:
writeIvyXml(org, module, revision, status, ivyxml_file, meta=meta, deps=deps)
else:
copyfile(supplied_ivy_file, ivyxml_path)
if pathexists(artifact_repo_path):
rmfile(artifact_repo_path)
symlink(artifact_file, artifact_repo_path)
def getFedoraRelease():
cmd = "rpm -q --qf %{version} fedora-release"
return int(subprocess.check_output(cmd.split()))
def main():
parser = argparse.ArgumentParser(description="Place a locally-installed artifact in a custom local Ivy repository; get metadata from Maven")
parser.add_argument("group", metavar="GROUP", type=str, help="name of group")
parser.add_argument("artifact", metavar="ARTIFACT", type=str, help="name of artifact")
parser.add_argument("repodir", metavar="REPO", type=str, help="location for local repo")
parser.add_argument("--version", metavar="VERSION", type=str, help="version to advertise this artifact as, overriding Maven metadata")
parser.add_argument("--meta", metavar="K=V", type=str, help="extra metadata to store in ivy.xml", action='append')
parser.add_argument("--jarfile", metavar="JAR", type=str, help="local jar file (use instead of POM metadata")
parser.add_argument("--pomfile", metavar="POM", type=str, help="local pom file (use instead of xmvn-resolved one")
parser.add_argument("--log", metavar="LEVEL", type=str, help="logging level")
parser.add_argument("--ivyfile", metavar="IVY", type=str, help="supplied Ivy file (use instead of POM metadata)")
parser.add_argument("--scala", metavar="VERSION", type=str, help="encode given scala version in artifact name")
parser.add_argument("--ignore", metavar="STR", type=str, help="ignore dependencies whose artifact or group contains str", action='append')
parser.add_argument("--override", metavar="ORG:NAME", type=str, help="override organization and/or artifact name")
parser.add_argument("--override-dir-only", action='store_true', help="override organization and/or artifact name")
parser.add_argument("--extra-dep", metavar="ORG:NAME:VERSION", action='append', help="add the given dependencya")
args = parser.parse_args()
if args.log is not None:
logging.basicConfig(level=getattr(logging, args.log.upper()))
override = args.override and args.override.split(":") or None
cn_debug("cl: args.extra_dep is %r" % args.extra_dep)
extra_deps = args.extra_dep is not None and args.extra_dep or []
pom = resolveArtifact(args.group, args.artifact, args.pomfile, "jar", ignored_deps=(args.ignore or []), override=((not args.override_dir_only) and override or None), extra_deps=extra_deps)
if args.jarfile is None:
jarfile = resolveJar(pom.groupID or args.group, pom.artifactID or args.artifact)
else:
jarfile = args.jarfile
version = (args.version or pom.version)
meta = dict([kv.split("=") for kv in (args.meta or [])])
cn_debug("meta is %r" % meta)
placeArtifact(jarfile, args.repodir, pom.groupID, pom.artifactID, version, meta=meta, deps=pom.deps, supplied_ivy_file=args.ivyfile, scala=args.scala, override=override, override_dir_only=args.override_dir_only)
if __name__ == "__main__":
main()