[Buildroot] [PATCH 1/1] package/ca-certificates: add support for cryptography > 3.0

[Yann E. MORIN]

Justin, All,

On 2022-11-02 12:56 -0400, jwood+buildroot at starry.com spake thusly:
> From: Justin Wood <jwood at starry.com>
> 
> This patch was originally submitted upstream at https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1008244
> by Wataru Ashihara <wsh at iij.ad.jp>.  Minor changes by me to account for the Buildroot change in 0001-*.patch.
> 
> Building ca-certificates with a newer cryptography is breaking without this patch, and building buildroots
> `python-cryptography` package first doesn't change the broken behavior.

I've reworded the commit log in a more logical manner (explain what
breaks and why, then how we fix it).

I also notice that the bug report states that cryptography 3.0 is also
affected, so I tweaked the commit title accordingly.

> Signed-off-by: Justin Wood <jwood at starry.com>

Applied to master, thanks.

Regards,
Yann E. MORIN.

> ---
>  ...2pem.py-Fix-compat-with-cryptography.patch | 29 +++++++++++++++++++
>  1 file changed, 29 insertions(+)
>  create mode 100644 package/ca-certificates/0002-mozilla-certdata2pem.py-Fix-compat-with-cryptography.patch
> 
> diff --git a/package/ca-certificates/0002-mozilla-certdata2pem.py-Fix-compat-with-cryptography.patch b/package/ca-certificates/0002-mozilla-certdata2pem.py-Fix-compat-with-cryptography.patch
> new file mode 100644
> index 0000000000..0537da9224
> --- /dev/null
> +++ b/package/ca-certificates/0002-mozilla-certdata2pem.py-Fix-compat-with-cryptography.patch
> @@ -0,0 +1,29 @@
> +From 5e493ca307a031e81528ceddb96f3da40bc062cf Mon Sep 17 00:00:00 2001
> +From: Wataru Ashihara <wsh at iij.ad.jp>
> +Date: Wed, 2 Nov 2022 12:40:05 -0400
> +Subject: [PATCH] mozilla/certdata2pem.py: Fix compat with cryptography > 3.0
> +
> +In newer cryptography packages, load_der_x509_certificate is enforced to be 'bytes' rather than currently used 'bytearray'.  This fixes that.
> +
> +https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1008244
> +Signed-off-by: Justin Wood <jwood at starry.com>
> +---
> + mozilla/certdata2pem.py | 2 +-
> + 1 file changed, 1 insertion(+), 1 deletion(-)
> +
> +diff --git a/mozilla/certdata2pem.py b/mozilla/certdata2pem.py
> +index a6261f8..c0fa52c 100644
> +--- a/mozilla/certdata2pem.py
> ++++ b/mozilla/certdata2pem.py
> +@@ -122,7 +122,7 @@ for obj in objects:
> +         try:
> +             from cryptography import x509
> + 
> +-            cert = x509.load_der_x509_certificate(obj['CKA_VALUE'])
> ++            cert = x509.load_der_x509_certificate(bytes(obj['CKA_VALUE']))
> +             if cert.not_valid_after < datetime.datetime.now():
> +                 print('!'*74)
> +                 print('Trusted but expired certificate found: %s' % obj['CKA_LABEL'])
> +-- 
> +2.38.1
> +
> -- 
> 2.38.1
> 
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