58 lines
2.0 KiB
Python
58 lines
2.0 KiB
Python
def normalize_target_name(target):
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return target.replace("//", "").replace("/", "__").replace(":", "___")
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def license_map(name, targets = [], opts = [], **kwargs):
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"""Generate XML for all targets that depend directly on a LICENSE file"""
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xmls = []
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tools = [ "//tools/bzl:license-map.py", "//lib:all-licenses" ]
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for target in targets:
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subname = name + "_" + normalize_target_name(target) + ".xml"
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xmls.append("$(location :%s)" % subname)
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tools.append(subname)
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native.genquery(
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name = subname,
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scope = [ target ],
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# Find everything that depends on a license file, but remove
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# the license files themselves from this list.
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expression = 'rdeps(%s, filter("//lib:LICENSE.*", deps(%s)),1) - filter("//lib:LICENSE.*", deps(%s))' % (target, target, target),
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# We are interested in the edges of the graph ({java_library,
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# license-file} tuples). 'query' provides this in the XML output.
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opts = [ "--output=xml", ],
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)
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# post process the XML into our favorite format.
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native.genrule(
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name = "gen_license_txt_" + name,
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cmd = "python $(location //tools/bzl:license-map.py) %s %s > $@" % (" ".join(opts), " ".join(xmls)),
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outs = [ name + ".txt" ],
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tools = tools,
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**kwargs
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)
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def license_test(name, target):
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"""Make sure a target doesn't depend on DO_NOT_DISTRIBUTE license"""
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txt = name + "-forbidden.txt"
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# fully qualify target name.
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if target[0] not in ":/":
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target = ":" + target
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if target[0] != "/":
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target = "//" + PACKAGE_NAME + target
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forbidden = "//lib:LICENSE-DO_NOT_DISTRIBUTE"
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native.genquery(
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name = txt,
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scope = [ target, forbidden ],
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# Find everything that depends on a license file, but remove
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# the license files themselves from this list.
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expression = 'rdeps(%s, "%s", 1) - rdeps(%s, "%s", 0)' % (target, forbidden, target, forbidden),
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)
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native.sh_test(
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name = name,
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srcs = [ "//tools/bzl:test_license.sh" ],
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args = [ "$(location :%s)" % txt ],
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data = [ txt ],
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)
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