correct 32bit libssl library for CentOS 7.2?

> Am 17.04.2016 um 10:00 schrieb Fabio Niephaus <[hidden email]>:
>
> I'm not sure if it works on CentOS, but maybe try to use a SqueakSSL plugin version from:
> https://github.com/squeak-smalltalk/squeakssl/releases
>
> This one is the latest: https://github.com/squeak-smalltalk/squeakssl/releases/download/v0.2.0b/squeakssl_v0.2.0b.zip
>
> Fabio
>
> On Sun, 17 Apr 2016 at 09:54, Bernhard Pieber <[hidden email]> wrote:
>
> Hi,
>
> I am using Pharo 4 on CentOS 7.2 and want to make an https request from the image, e.g.
>
> ZnClient new
>         url: 'https://www.google.com';
>         get
>
> I get the following error, stating the library libssl.so.1.0.0 is not found:
> ioLoadModule(/home/pharo/test/pharo-vm/libSqueakSSL.so):
>   libssl.so.1.0.0: Cannot open Shared-Object-File: File or directory not found
>
> This is not entirely unexpected, because 32bit libraries need to be installed:
> [pharo@centos-pharo test]$ ldd pharo-vm/libSqueakSSL.so
>         linux-gate.so.1 =>  (0xf77db000)
>         libssl.so.1.0.0 => not found
>         libc.so.6 => /lib/libc.so.6 (0xf7611000)
>         /lib/ld-linux.so.2 (0xf77dc000)
>
> I found the following very helpful list of libraries needed for CentOS 6.5:
> https://github.com/philippeback/pharovm-centos65/blob/master/packages-to-install.txt
>
> It includes openssl.i686 version 1.0.1e-16.el6_5.4, which I assume should provide the missing library file.
>
> However, when I try to install I get the following error:
> [pharo@centos-pharo test]$ sudo yum install openssl.i686
> [sudo] password for pharo:
> Geladene Plugins: fastestmirror
> base                                                                                                                                                          | 3.6 kB  00:00:00
> extras                                                                                                                                                        | 3.4 kB  00:00:00
> updates                                                                                                                                                       | 3.4 kB  00:00:00
> Loading mirror speeds from cached hostfile
>  * base: mirror.23media.de
>  * extras: mirror.23media.de
>  * updates: ftp.plusline.de
> No package openssl.i686 available.
> Error: Nothing to do
>
> I looks like the library was available for CentOS 6.5 but for 7.2 not anymore. I am not sure why. Heartbleed, maybe?
>
> Googling did not bring up any solution so far. Any help would be greatly appreciated.
>
> Bernhard

> Cheers,
> Bernhard
>
>> Am 17.04.2016 um 10:00 schrieb Fabio Niephaus <[hidden email]>:
>>
>> I'm not sure if it works on CentOS, but maybe try to use a SqueakSSL plugin version from:
>> https://github.com/squeak-smalltalk/squeakssl/releases
>>
>> This one is the latest: https://github.com/squeak-smalltalk/squeakssl/releases/download/v0.2.0b/squeakssl_v0.2.0b.zip
>>
>> Fabio
>>
>> On Sun, 17 Apr 2016 at 09:54, Bernhard Pieber <[hidden email]> wrote:
>>
>> Hi,
>>
>> I am using Pharo 4 on CentOS 7.2 and want to make an https request from the image, e.g.
>>
>> ZnClient new
>>        url: 'https://www.google.com';
>>        get
>>
>> I get the following error, stating the library libssl.so.1.0.0 is not found:
>> ioLoadModule(/home/pharo/test/pharo-vm/libSqueakSSL.so):
>>  libssl.so.1.0.0: Cannot open Shared-Object-File: File or directory not found
>>
>> This is not entirely unexpected, because 32bit libraries need to be installed:
>> [pharo@centos-pharo test]$ ldd pharo-vm/libSqueakSSL.so
>>        linux-gate.so.1 =>  (0xf77db000)
>>        libssl.so.1.0.0 => not found
>>        libc.so.6 => /lib/libc.so.6 (0xf7611000)
>>        /lib/ld-linux.so.2 (0xf77dc000)
>>
>> I found the following very helpful list of libraries needed for CentOS 6.5:
>> https://github.com/philippeback/pharovm-centos65/blob/master/packages-to-install.txt
>>
>> It includes openssl.i686 version 1.0.1e-16.el6_5.4, which I assume should provide the missing library file.
>>
>> However, when I try to install I get the following error:
>> [pharo@centos-pharo test]$ sudo yum install openssl.i686
>> [sudo] password for pharo:
>> Geladene Plugins: fastestmirror
>> base                                                                                                                                                          | 3.6 kB  00:00:00
>> extras                                                                                                                                                        | 3.4 kB  00:00:00
>> updates                                                                                                                                                       | 3.4 kB  00:00:00
>> Loading mirror speeds from cached hostfile
>> * base: mirror.23media.de
>> * extras: mirror.23media.de
>> * updates: ftp.plusline.de
>> No package openssl.i686 available.
>> Error: Nothing to do
>>
>> I looks like the library was available for CentOS 6.5 but for 7.2 not anymore. I am not sure why. Heartbleed, maybe?
>>
>> Googling did not bring up any solution so far. Any help would be greatly appreciated.
>>
>> Bernhard

> Am 17.04.2016 um 12:33 schrieb Tobias Pape <[hidden email]>:
>
> On 17.04.2016, at 11:54, Bernhard Pieber <[hidden email]> wrote:
>> Thank you for your help, Fabio!
>>
>> I just copied the SqueakSSL file to the pharo-vm directory and it worked. :-) Great!
>>
>> What is the other file (so.SqueakSSL) for?
>>
>> I find it a bit surprising that I didn’t even have to remove libSqueakSSL.so.
>
> This has to do with the different ways the different VMs handle plugin names.
>
> Cog uses the way it was when it branched, that is a plugin is names
>
> PLUGINNAME.so (On Unix) or
> PLUGINNAME.dll (On Windows) or
> PLUGINNAME.dylib (On OS X)
>
> After that, Ian Piumarta, maintaining the unix part of the platform tree,
> found that PLUGINNAME.so is not always compatible on all Unicies out there.
> I do not recall correctly, but presumably, some Solaris couldn't find plugins
> then or something. So he changed it for _Unix_ to
>
> so.PLUGINNAME
>
> During Pharo development, people decided to make plugins look more like libraries
> (please correct me here, I'm just speculating) and so we have for Unix Pharos:
>
> libPLUGINNAME.so
>
>
> Most VMs try also find plugins of other naming conventions. That's why you see
> Pharo also loading SqueakSSL.so. It apparently tries the first variant before the
> thrid.

>
> Cheers,
> Bernhard
>
>> Am 17.04.2016 um 12:33 schrieb Tobias Pape <[hidden email]>:
>>
>> On 17.04.2016, at 11:54, Bernhard Pieber <[hidden email]> wrote:
>>> Thank you for your help, Fabio!
>>>
>>> I just copied the SqueakSSL file to the pharo-vm directory and it worked. :-) Great!
>>>
>>> What is the other file (so.SqueakSSL) for?
>>>
>>> I find it a bit surprising that I didn’t even have to remove libSqueakSSL.so.
>>
>> This has to do with the different ways the different VMs handle plugin names.
>>
>> Cog uses the way it was when it branched, that is a plugin is names
>>
>> PLUGINNAME.so (On Unix) or
>> PLUGINNAME.dll (On Windows) or
>> PLUGINNAME.dylib (On OS X)
>>
>> After that, Ian Piumarta, maintaining the unix part of the platform tree,
>> found that PLUGINNAME.so is not always compatible on all Unicies out there.
>> I do not recall correctly, but presumably, some Solaris couldn't find plugins
>> then or something. So he changed it for _Unix_ to
>>
>> so.PLUGINNAME
>>
>> During Pharo development, people decided to make plugins look more like libraries
>> (please correct me here, I'm just speculating) and so we have for Unix Pharos:
>>
>> libPLUGINNAME.so
>>
>>
>> Most VMs try also find plugins of other naming conventions. That's why you see
>> Pharo also loading SqueakSSL.so. It apparently tries the first variant before the
>> thrid.