[PATCH] python/sepolicy: allow to override manpage date

[PATCH] python/sepolicy: allow to override manpage date

[Bernhard M. Wiedemann]

in order to make builds reproducible.
See https://reproducible-builds.org/ for why this is good
and https://reproducible-builds.org/specs/source-date-epoch/
for the definition of this variable.

This patch was done while working on reproducible builds for openSUSE.

Signed-off-by: Bernhard M. Wiedemann <bwiedemann@suse.de>
---
 python/sepolicy/sepolicy/manpage.py | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/python/sepolicy/sepolicy/manpage.py b/python/sepolicy/sepolicy/manpage.py
index 3e8a3be9..2f847abb 100755
--- a/python/sepolicy/sepolicy/manpage.py
+++ b/python/sepolicy/sepolicy/manpage.py
@@ -39,6 +39,8 @@ typealias_types = {
 equiv_dict = {"smbd": ["samba"], "httpd": ["apache"], "virtd": ["virt", "libvirt"], "named": ["bind"], "fsdaemon": ["smartmon"], "mdadm": ["raid"]}
 
 equiv_dirs = ["/var"]
+man_date = time.strftime("%y-%m-%d", time.gmtime(
+        int(os.environ.get('SOURCE_DATE_EPOCH', time.time()))))
 modules_dict = None
 
 
@@ -569,7 +571,7 @@ class ManPage:
 
     def _typealias(self,typealias):
         self.fd.write('.TH  "%(typealias)s_selinux"  "8"  "%(date)s" "%(typealias)s" "SELinux Policy %(typealias)s"'
-                 % {'typealias':typealias, 'date': time.strftime("%y-%m-%d")})
+                 % {'typealias':typealias, 'date': man_date})
         self.fd.write(r"""
 .SH "NAME"
 %(typealias)s_selinux \- Security Enhanced Linux Policy for the %(typealias)s processes
@@ -588,7 +590,7 @@ man page for more details.
 
     def _header(self):
         self.fd.write('.TH  "%(domainname)s_selinux"  "8"  "%(date)s" "%(domainname)s" "SELinux Policy %(domainname)s"'
-                      % {'domainname': self.domainname, 'date': time.strftime("%y-%m-%d")})
+                      % {'domainname': self.domainname, 'date': man_date})
         self.fd.write(r"""
 .SH "NAME"
 %(domainname)s_selinux \- Security Enhanced Linux Policy for the %(domainname)s processes
-- 
2.26.2

Re: [PATCH] python/sepolicy: allow to override manpage date

[Petr Lautrbach]

"Bernhard M. Wiedemann" <bwiedemann@suse.de> writes:

> in order to make builds reproducible.
> See https://reproducible-builds.org/ for why this is good
> and https://reproducible-builds.org/specs/source-date-epoch/
> for the definition of this variable.
>
> This patch was done while working on reproducible builds for openSUSE.
>
> Signed-off-by: Bernhard M. Wiedemann <bwiedemann@suse.de>

Acked-by: Petr Lautrbach <plautrba@redhat.com>

And merged. Thank you!



> ---
>  python/sepolicy/sepolicy/manpage.py | 6 ++++--
>  1 file changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/python/sepolicy/sepolicy/manpage.py b/python/sepolicy/sepolicy/manpage.py
> index 3e8a3be9..2f847abb 100755
> --- a/python/sepolicy/sepolicy/manpage.py
> +++ b/python/sepolicy/sepolicy/manpage.py
> @@ -39,6 +39,8 @@ typealias_types = {
>  equiv_dict = {"smbd": ["samba"], "httpd": ["apache"], "virtd": ["virt", "libvirt"], "named": ["bind"], "fsdaemon": ["smartmon"], "mdadm": ["raid"]}
>  
>  equiv_dirs = ["/var"]
> +man_date = time.strftime("%y-%m-%d", time.gmtime(
> +        int(os.environ.get('SOURCE_DATE_EPOCH', time.time()))))
>  modules_dict = None
>  
>  
> @@ -569,7 +571,7 @@ class ManPage:
>  
>      def _typealias(self,typealias):
>          self.fd.write('.TH  "%(typealias)s_selinux"  "8"  "%(date)s" "%(typealias)s" "SELinux Policy %(typealias)s"'
> -                 % {'typealias':typealias, 'date': time.strftime("%y-%m-%d")})
> +                 % {'typealias':typealias, 'date': man_date})
>          self.fd.write(r"""
>  .SH "NAME"
>  %(typealias)s_selinux \- Security Enhanced Linux Policy for the %(typealias)s processes
> @@ -588,7 +590,7 @@ man page for more details.
>  
>      def _header(self):
>          self.fd.write('.TH  "%(domainname)s_selinux"  "8"  "%(date)s" "%(domainname)s" "SELinux Policy %(domainname)s"'
> -                      % {'domainname': self.domainname, 'date': time.strftime("%y-%m-%d")})
> +                      % {'domainname': self.domainname, 'date': man_date})
>          self.fd.write(r"""
>  .SH "NAME"
>  %(domainname)s_selinux \- Security Enhanced Linux Policy for the %(domainname)s processes
> -- 
> 2.26.2