Add a dumb script to create Beta and Final config files

We keep screwing this up, so let's not do that any more.

Signed-off-by: Adam Williamson <awilliam@redhat.com>

create-candidate-configs.py

@@ -0,0 +1,68 @@
+#!/usr/bin/python3
+
+import argparse
+
+parser = argparse.ArgumentParser(
+    description=(
+        "Script for generating Fedora Beta and Final Pungi configs."
+    )
+)
+parser.add_argument(
+    "milestone",
+    help="The milestone whose config to generate",
+    choices=("beta", "final"),
+)
+
+parser.add_argument(
+    "--major",
+    help="The major release number",
+    type=int,
+    default=1
+)
+
+parser.add_argument(
+    "--minor",
+    help="The minor release number",
+    type=int,
+    default=1
+)
+
+args = parser.parse_args()
+
+with open("fedora.conf", "r", encoding="utf-8") as nightlyfh:
+    nightly = nightlyfh.read().splitlines()
+
+out = []
+rel = ""
+for line in nightly:
+    if line.strip().startswith("pkgset_koji_tag"):
+        # this is useful to know later
+        rel = line.split("=")[1].strip().replace("'", "")
+        shortrel = rel.replace("f", "")
+        line = line.replace(rel, f"{rel}-compose")
+    if line.strip().startswith("pkgset_koji_inherit"):
+        line = line.replace("False", "True")
+    if line.strip().startswith("media_checksum_base_filename"):
+        if args.milestone == "beta":
+            line = "media_checksum_base_filename = '%(release_short)s-%(variant)s-%(dirname)s-%(version)s_%(label)s-%(arch)s'"
+        else:
+            line = f"media_checksum_base_filename = '%(release_short)s-%(variant)s-%(version)s-{args.major}.{args.minor}-%(arch)s'"
+    if line.strip().startswith("image_name_format"):
+        if args.milestone == "beta":
+            line = "image_name_format = '%(release_short)s-%(variant)s-%(disc_type)s-%(arch)s-%(version)s_%(label)s.iso'"
+        else:
+            line = f"image_name_format = '%(release_short)s-%(variant)s-%(disc_type)s-%(arch)s-%(version)s-{args.major}.{args.minor}.iso'"
+    if line.strip().startswith("global_release"):
+        line = f"global_release = '{args.major}.{args.minor}'"
+    if line.strip().startswith("global_version") and args.milestone == "beta":
+        if not shortrel:
+            sys.exit("We should've figured out shortrel by now!")
+        line = line.replace(shortrel, f"{shortrel}_Beta")
+    if line.strip().startswith("'template_branch'"):
+        if not rel:
+            sys.exit("We should've figured out rel by now!")
+        line = line.replace("main", rel)
+    out.append(line)
+
+with open(f"fedora-{args.milestone}.conf", "w", encoding="utf-8") as outfh:
+    outfh.write("\n".join(out) + "\n")