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import os
def install_ambient_driver(ctx):
runcmd_prepend_to_path = globals()["runcmd_prepend_to_path"]
srcdir = globals()["srcdir"]
# Add the directory with built Rust binaries to the path.
default_target = os.path.join(srcdir, "target")
target = os.environ.get("CARGO_TARGET_DIR", default_target)
runcmd_prepend_to_path(ctx, dirname=os.path.join(target, "debug"))
ctx["binary"] = os.path.join(target, "debug", "ambient-driver")
ctx["run-ci"] = os.path.join(target, "debug", "run-ci")
shutil.copy(ctx["run-ci"], "run-ci")
assert os.path.exists("run-ci")
def install_vm_image(ctx, filename=None):
assert "/" not in filename
image = os.environ.get("IMAGE")
if image is None:
raise Exception("set IMAGE in environment to path to Ambient image to use")
if not os.path.exists(image):
raise Exception("$IMAGE MUST point to an existing file")
os.symlink(image, filename)
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