1 files changed, 49 insertions, 0 deletions
diff --git a/src/tools/cargo/ci/generate.py b/src/tools/cargo/ci/generate.py
new file mode 100644
index 000000000..b750729dc
--- /dev/null
+++ b/src/tools/cargo/ci/generate.py
@@ -0,0 +1,49 @@
+#!/usr/bin/env python3
+
+MAPPING = {
+    "build-script.html": "https://doc.rust-lang.org/cargo/reference/build-scripts.html",
+    "config.html": None,
+    "crates-io.html": "https://doc.rust-lang.org/cargo/reference/publishing.html",
+    "environment-variables.html": None,
+    "external-tools.html": None,
+    "faq.html": "https://doc.rust-lang.org/cargo/faq.html",
+    "guide.html": "https://doc.rust-lang.org/cargo/guide/",
+    "index.html": "https://doc.rust-lang.org/cargo/",
+    "manifest.html": None,
+    "pkgid-spec.html": None,
+    "policies.html": "https://crates.io/policies",
+    "source-replacement.html": None,
+    "specifying-dependencies.html": None,
+}
+
+TEMPLATE = """\
+<html>
+<head>
+<meta http-equiv="refresh" content="0; url={mapped}" />
+<script>
+window.location.replace("{mapped}" + window.location.hash);
+</script>
+<title>Page Moved</title>
+</head>
+<body>
+This page has moved. Click <a href="{mapped}">here</a> to go to the new page.
+</body>
+</html>
+"""
+
+def main():
+    for name in sorted(MAPPING):
+        with open(name, 'w') as f:
+            mapped = MAPPING[name]
+            if mapped is None:
+                mapped = "https://doc.rust-lang.org/cargo/reference/{}".format(name)
+            f.write(TEMPLATE.format(name=name, mapped=mapped))
+
+    # WARN: The CNAME file is for GitHub to redirect requests to the custom domain.
+    # Missing this may entail security hazard and domain takeover.
+    # See <https://docs.github.com/en/pages/configuring-a-custom-domain-for-your-github-pages-site/managing-a-custom-domain-for-your-github-pages-site#securing-your-custom-domain>
+    with open('CNAME', 'w') as f:
+        f.write('doc.crates.io')
+
+if __name__ == '__main__':
+    main()