debdiff for libapache2-mod-auth-mellon attached

** Description changed:

- Imported from Debian bug http://bugs.debian.org/990228:
+ [ Impact ]
  
- Package: openssl
- Version: 3.0.0~~alpha16-1
- Severity: serious
- User: debian...@lists.debian.org
- Usertags: piuparts
+ The upgrade to OpenSSL 3 results in the failure of the
+ mellon_create_metadata helper script to generate the initial SP metadata
+ files required by apache mod_auth_mellon. Since ubuntu jammy uses
+ OpenSSL 3, this fix is essential to restore the functionality of
+ mellon_create_metadata. The issue arises because OpenSSL 3 no longer
+ supports using device files, such as /dev/urandom, as RANDFILE input,
+ which mellon_create_metadata depends on to generate SAML service
+ provider metadata, including a public key pair and configuration
+ XML file.
  
- Hi,
+ [ Test Plan ]
  
- during a test with piuparts I noticed your package causes other package
- to fail installation/upgrading.
+ Run the following command:
+     mellon_create_metadata urn:example https://example.org/mellon
  
- From the attached log (scroll to the bottom...):
+ Only two files, urn_example.cert and urn_example.key will be
+ created in the current working directory. The expected output should
+ include a third file, urn_example.xml. Note that there are no
+ error messages indicating a problem, as stderr is suppressed in the
+ script.
  
- ...
-   Setting up openssl (3.0.0~~alpha16-1) ...
-   Setting up libbsd0:amd64 (0.11.3-1) ...
-   Setting up readline-common (8.1-2) ...
-   Setting up libxml2:amd64 (2.9.10+dfsg-6.7) ...
-   Setting up libgdbm6:amd64 (1.19-2) ...
-   Setting up postgresql-client-common (226) ...
-   Setting up libedit2:amd64 (3.1-20210522-1~exp1) ...
-   Setting up libreadline8:amd64 (8.1-2) ...
-   Setting up libldap-2.4-2:amd64 (2.4.57+dfsg-3) ...
-   Setting up libllvm11:amd64 (1:11.0.1-2) ...
-   Setting up ssl-cert (1.1.0+nmu1) ...
-   Could not create certificate. Openssl output was:
-   Generating a RSA private key
-   
..+..+......+.......+.....+...+.........+.......+...+..+...+.+..+...+.........+.......+...+..+.........+.+...........+...+.+......+........+......+......+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++*.+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++*..+..........+........+.......+.........+..+...+....+..+.+............+..+................+...+............+..+.............+...+..+.......+...+.....+..................+.......+.........+........+.+........................+............+.........+..+.........+.+..+......+.+...........+.........+.+.....+....+.........+.....+.+....................+....+............+...+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
-   
..+.+........+...+...+.......+..................+..+.........+...+.+............+...+.....+......................+..+......+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++*........+...+....+......+...+..+...+..........+.....+......+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++*....+......+...+....+..+....+..+....+.........+..+...+....+.....+.+......+.....+.+..+.............+..+..........+..+.+........+............+.........+....+..+.......+.....+...+.......+...+...+..+....+...+..+.+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
-   Writing new private key to '/etc/ssl/private/ssl-cert-snakeoil.key'
-   -----
-   Warning: No -copy_extensions given; ignoring any extensions in the request
-   Cannot write random bytes:
-   8022CB35777F0000:error:1200007A:random number generator:RAND_write_file:Not 
a regular file:../crypto/rand/randfile.c:190:Filename=/dev/urandom
-   dpkg: error processing package ssl-cert (--configure):
-    installed ssl-cert package post-installation script subprocess returned 
error exit status 1
-   dpkg: dependency problems prevent configuration of postgresql-common:
-    postgresql-common depends on ssl-cert (>= 1.0.11); however:
-     Package ssl-cert is not configured yet.
- ...
+ To test the generated metadata and the mod_auth_mellon module, you will
+ need apache installed. First create a directory /etc/apache2/saml2 and
+ move the three files generated in the previous step into this directory.
  
- Hmm, well, yes, /dev/urandom is not a regular file. It's a character
- device node.
+ Next, download the metadata for a test IdP and save it in the same
+ directory using the following command:
+     curl https://login.ubuntu.com/saml/metadata -Lo \
+         /etc/apache2/saml2/idp_metadata.xml
  
+ Enable auth_mellon module (a2enmod auth_mellon) and create a test apache
+ configuration with the following content:
  
- cheers,
+     <Location / >
+         MellonEnable info
+         MellonEndpointPath /mellon/
+         MellonSPMetadataFile /etc/apache2/saml2/urn_example.xml
+         MellonSPPrivateKeyFile /etc/apache2/saml2/urn_example.key
+         MellonSPCertFile /etc/apache2/saml2/urn_example.cert
+         MellonIdPMetadataFile /etc/apache2/saml2/idp_metadata.xml
+     </Location>
  
- Andreas
+ Restart apache and test the mellon login endpoint, and This should
+ redirect you to the correct IdP login page with a SAML request,
+ confirming that the metadata and the auth_mellon module are working
+ correctly.
+ 
+     curl -v 
'127.1/mellon/login?ReturnTo=http%3A%2F%2F127.0.0.1%2F&amp;IdP=https%3A%2F%2Flogin.ubuntu.com'
+     ...
+     Location: https://login.ubuntu.com/saml/?SAMLRequest=hZJN...
+     ...
+ 
+ [ Where problems could occur ]
+ 
+ The upstream changes involve writing 256 bytes from /dev/urandom to
+ a temporary file, which is then used as input for OpenSSL RANDFILE.
+ While these changes are unlikely to cause significant regressions,
+ there is a hypothetical issue where, in rare cases, the OpenSSL command
+ might fail due to unrelated reasons. In such scenarios, the updated
+ script could leave behind two residual temporary files instead of the
+ single file left by the current version. However, since these files
+ are small and typically cleaned up regularly by the system, this
+ behavior should not negatively impact the user.
+ 
+ [ Other Info ]
+ 
+ Upstream fix: https://github.com/latchset/mod_auth_mellon/issues/105

** Patch added: "libapache2-mod-auth-mellon_0.18.0-1ubuntu1.debdiff"
   
https://bugs.launchpad.net/ubuntu/+source/ssl-cert/+bug/1945774/+attachment/5821605/+files/libapache2-mod-auth-mellon_0.18.0-1ubuntu1.debdiff

-- 
You received this bug notification because you are a member of Desktop
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https://bugs.launchpad.net/bugs/1945774

Title:
  openssl: breaks ssl-cert installation:
  8022CB35777F0000:error:1200007A:random number
  generator:RAND_write_file:Not a regular
  file:../crypto/rand/randfile.c:190:Filename=/dev/urandom

Status in mod_auth_mellon:
  Fix Released
Status in hplip package in Ubuntu:
  Fix Released
Status in libapache2-mod-auth-mellon package in Ubuntu:
  Fix Released
Status in ssl-cert package in Ubuntu:
  Fix Released
Status in hplip source package in Jammy:
  Fix Released
Status in libapache2-mod-auth-mellon source package in Jammy:
  Triaged
Status in ssl-cert source package in Jammy:
  Fix Released
Status in ssl-cert package in Debian:
  Fix Released

Bug description:
  [ Impact ]

  The upgrade to OpenSSL 3 results in the failure of the
  mellon_create_metadata helper script to generate the initial SP metadata
  files required by apache mod_auth_mellon. Since ubuntu jammy uses
  OpenSSL 3, this fix is essential to restore the functionality of
  mellon_create_metadata. The issue arises because OpenSSL 3 no longer
  supports using device files, such as /dev/urandom, as RANDFILE input,
  which mellon_create_metadata depends on to generate SAML service
  provider metadata, including a public key pair and configuration
  XML file.

  [ Test Plan ]

  Run the following command:
      mellon_create_metadata urn:example https://example.org/mellon

  Only two files, urn_example.cert and urn_example.key will be
  created in the current working directory. The expected output should
  include a third file, urn_example.xml. Note that there are no
  error messages indicating a problem, as stderr is suppressed in the
  script.

  To test the generated metadata and the mod_auth_mellon module, you will
  need apache installed. First create a directory /etc/apache2/saml2 and
  move the three files generated in the previous step into this directory.

  Next, download the metadata for a test IdP and save it in the same
  directory using the following command:
      curl https://login.ubuntu.com/saml/metadata -Lo \
          /etc/apache2/saml2/idp_metadata.xml

  Enable auth_mellon module (a2enmod auth_mellon) and create a test apache
  configuration with the following content:

      <Location / >
          MellonEnable info
          MellonEndpointPath /mellon/
          MellonSPMetadataFile /etc/apache2/saml2/urn_example.xml
          MellonSPPrivateKeyFile /etc/apache2/saml2/urn_example.key
          MellonSPCertFile /etc/apache2/saml2/urn_example.cert
          MellonIdPMetadataFile /etc/apache2/saml2/idp_metadata.xml
      </Location>

  Restart apache and test the mellon login endpoint, and This should
  redirect you to the correct IdP login page with a SAML request,
  confirming that the metadata and the auth_mellon module are working
  correctly.

      curl -v 
'127.1/mellon/login?ReturnTo=http%3A%2F%2F127.0.0.1%2F&amp;IdP=https%3A%2F%2Flogin.ubuntu.com'
      ...
      Location: https://login.ubuntu.com/saml/?SAMLRequest=hZJN...
      ...

  [ Where problems could occur ]

  The upstream changes involve writing 256 bytes from /dev/urandom to
  a temporary file, which is then used as input for OpenSSL RANDFILE.
  While these changes are unlikely to cause significant regressions,
  there is a hypothetical issue where, in rare cases, the OpenSSL command
  might fail due to unrelated reasons. In such scenarios, the updated
  script could leave behind two residual temporary files instead of the
  single file left by the current version. However, since these files
  are small and typically cleaned up regularly by the system, this
  behavior should not negatively impact the user.

  [ Other Info ]

  Upstream fix: https://github.com/latchset/mod_auth_mellon/issues/105

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