chore: refactor release workflow for modular distro and upstream builds

scripts/nginx-build-info.py

@@ -0,0 +1,124 @@
+#!/usr/bin/env python3
+import argparse
+import json
+import os
+import shlex
+import subprocess
+import sys
+
+
+def nginx_v_output(nginx_bin):
+    proc = subprocess.run(
+        [nginx_bin, "-V"],
+        stdout=subprocess.PIPE,
+        stderr=subprocess.STDOUT,
+        text=True,
+        check=True,
+    )
+    return proc.stdout
+
+
+def parse_nginx_v(output):
+    version = ""
+    configure_line = ""
+
+    for line in output.splitlines():
+        if line.startswith("nginx version:"):
+            version = line.split(":", 1)[1].strip()
+        elif line.startswith("configure arguments:"):
+            configure_line = line.split(":", 1)[1].strip()
+
+    if not configure_line:
+        raise RuntimeError("nginx -V did not include configure arguments")
+
+    return version, configure_line, shlex.split(configure_line)
+
+
+def option_value(args, option):
+    prefix = option + "="
+    for arg in args:
+        if arg.startswith(prefix):
+            return arg[len(prefix) :]
+    return ""
+
+
+def rewrite_module_path(arg, nginx_src):
+    for option in ("--add-module=", "--add-dynamic-module="):
+        if not arg.startswith(option):
+            continue
+
+        module_path = arg[len(option) :]
+        if os.path.exists(module_path):
+            return arg
+
+        marker = "/debian/modules/"
+        if marker in module_path:
+            suffix = module_path.split(marker, 1)[1]
+            candidate = os.path.join(nginx_src, "debian", "modules", suffix)
+            if os.path.exists(candidate):
+                return option + candidate
+
+        marker = "/debian/"
+        if marker in module_path:
+            suffix = module_path.split(marker, 1)[1]
+            candidate = os.path.join(nginx_src, "debian", suffix)
+            if os.path.exists(candidate):
+                return option + candidate
+
+    return arg
+
+
+def rewrite_configure_args(args, nginx_src):
+    if not nginx_src:
+        return args
+
+    return [rewrite_module_path(arg, nginx_src) for arg in args]
+
+
+def main():
+    parser = argparse.ArgumentParser()
+    parser.add_argument("--nginx-bin", default="nginx")
+    parser.add_argument("--nginx-src", default="")
+    parser.add_argument("--json", action="store_true")
+    parser.add_argument("--configure-line", action="store_true")
+    parser.add_argument("--modules-path", action="store_true")
+    args = parser.parse_args()
+
+    output = nginx_v_output(args.nginx_bin)
+    version, configure_line, configure_args = parse_nginx_v(output)
+    rewritten_args = rewrite_configure_args(configure_args, args.nginx_src)
+
+    modules_path = option_value(configure_args, "--modules-path")
+    if not modules_path:
+        prefix = option_value(configure_args, "--prefix") or "/usr/share/nginx"
+        modules_path = os.path.join(prefix, "modules")
+
+    if args.configure_line:
+        print(shlex.join(rewritten_args))
+        return
+
+    if args.modules_path:
+        print(modules_path)
+        return
+
+    if args.json:
+        json.dump(
+            {
+                "version": version,
+                "configure_line": configure_line,
+                "configure_args": configure_args,
+                "rewritten_configure_args": rewritten_args,
+                "modules_path": modules_path,
+            },
+            sys.stdout,
+            indent=2,
+            sort_keys=True,
+        )
+        sys.stdout.write("\n")
+        return
+
+    parser.error("choose one of --json, --configure-line, or --modules-path")
+
+
+if __name__ == "__main__":
+    main()