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blob 376345d085f9354bd4838ae67938f2a6f6be0a0c 1575 bytes (raw)
name: gnu/packages/patches/icecat-reproducible-langpacks.patch 	 # note: path name is non-authoritative(*)

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Prevent the extension manifests from embedding the current date.

This is inspired by the Debian
"Use-build-id-as-langpack-version-for-reproducibility.patch" maintained for
their Firefox package as well as reproducible-builds.org guidelines from
https://reproducible-builds.org/docs/source-date-epoch/.

--- ./python/mozbuild/mozbuild/action/langpack_manifest.py.old	2023-02-13 11:01:21.051537347 -0500
+++ ./python/mozbuild/mozbuild/action/langpack_manifest.py	2023-02-13 11:04:33.141817330 -0500
@@ -36,6 +36,15 @@
 pushlog_api_url = "{0}/json-rev/{1}"
 
 
+import os
+import time
+import datetime
+
+def get_build_date():
+    """Honor SOURCE_DATE_EPOCH for reproducibility."""
+    return datetime.datetime.utcfromtimestamp(
+        int(os.environ.get('SOURCE_DATE_EPOCH', time.time())))
+
 ###
 # Retrievers a UTC datetime of the push for the current commit
 # from a mercurial clone directory.
@@ -54,7 +63,7 @@
     with mozversioncontrol.get_repository_object(path=path) as repo:
         phase = repo._run("log", "-r", ".", "-T" "{phase}")
         if phase.strip() != "public":
-            return datetime.datetime.utcnow()
+            return get_build_date()
         repo_url = repo._run("paths", "default")
         repo_url = repo_url.strip().replace("ssh://", "https://")
         repo_url = repo_url.replace("hg://", "https://")
@@ -105,7 +114,7 @@
         dt = get_dt_from_hg(path)
 
     if dt is None:
-        dt = datetime.datetime.utcnow()
+        dt = get_build_date()
 
     dt = dt.replace(microsecond=0)
     return dt.strftime("%Y%m%d%H%M%S")

debug log:

solving 376345d085 ...
found 376345d085 in https://yhetil.org/guix-bugs/20230214015555.8643-6-maxim.cournoyer@gmail.com/

applying [1/1] https://yhetil.org/guix-bugs/20230214015555.8643-6-maxim.cournoyer@gmail.com/
diff --git a/gnu/packages/patches/icecat-reproducible-langpacks.patch b/gnu/packages/patches/icecat-reproducible-langpacks.patch
new file mode 100644
index 0000000000..376345d085

1:18: trailing whitespace.
 
1:19: trailing whitespace.
 
1:43: trailing whitespace.
 
1:47: trailing whitespace.
 
Checking patch gnu/packages/patches/icecat-reproducible-langpacks.patch...
Applied patch gnu/packages/patches/icecat-reproducible-langpacks.patch cleanly.
warning: 4 lines add whitespace errors.

index at:
100644 376345d085f9354bd4838ae67938f2a6f6be0a0c	gnu/packages/patches/icecat-reproducible-langpacks.patch

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