mirror of
https://github.com/edgelesssys/constellation.git
synced 2024-12-26 16:09:45 -05:00
44 lines
1.4 KiB
Python
44 lines
1.4 KiB
Python
"""Repository rule to autoconfigure a toolchain using the system mkosi."""
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def _write_build(rctx, path):
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if not path:
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path = ""
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rctx.template(
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"BUILD",
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Label("//bazel/mkosi:BUILD.tpl"),
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substitutions = {
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"{GENERATOR}": "@constellation//bazel/mkosi/mkosi_configure.bzl%find_system_mkosi",
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"{MKOSI_PATH}": str(path),
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},
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executable = False,
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)
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def _find_system_mkosi_impl(rctx):
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mkosi_path = rctx.which("mkosi")
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if rctx.attr.verbose:
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if mkosi_path:
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print("Found mkosi at '%s'" % mkosi_path) # buildifier: disable=print
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else:
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print("No system mkosi found.") # buildifier: disable=print
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_write_build(rctx = rctx, path = mkosi_path)
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_find_system_mkosi = repository_rule(
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implementation = _find_system_mkosi_impl,
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doc = """Create a repository that defines an mkosi toolchain based on the system mkosi.""",
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local = True,
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environ = ["PATH"],
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attrs = {
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"verbose": attr.bool(
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doc = "If true, print status messages.",
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),
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},
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)
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def find_system_mkosi(name, verbose = False):
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_find_system_mkosi(name = name, verbose = verbose)
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native.register_toolchains(
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"@constellation//bazel/mkosi:mkosi_nix_toolchain",
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"@%s//:mkosi_auto_toolchain" % name,
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"@constellation//bazel/mkosi:mkosi_missing_toolchain",
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)
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