[petsc-users] linking PETSC with SSL

Lukas van de Wiel lukas.drinkt.thee at gmail.com
Wed Nov 8 09:35:49 CST 2017


Hi Satish,

thank you for your quick reply!

I have installed 3.8.1, but the problem persists.
I have attached configure.log and test.log.

Does that reveal anything?

Cheers and thanks again

Lukas

On 11/8/17, Satish Balay <balay at mcs.anl.gov> wrote:
> Hm --with-ssl=0 should work. Can you do a fresh/clean build and see if the
> problem persists?
>
> If so send configure.log make.log and test.log for this build.
>
> BTW: 3.8 has better support for fortran usage - so you might consider
> upgrading all the way to it.
>
> https://www.mcs.anl.gov/petsc/documentation/changes/38.html
> http://www.mcs.anl.gov/petsc/petsc-current/docs/manualpages/Sys/UsingFortran.html#UsingFortran
>
> Satish
>
> On Wed, 8 Nov 2017, Lukas van de Wiel wrote:
>
>> Good day,
>>
>> during an upgrade of PETSc (from 3.4.2 to 3.7.7) and some changes
>> needed to use MUMPs I ran into a problem with SSL that I could not
>> really figure out.
>>
>> ********************************************************
>> I have configured PETSc 3.7.7 using: (explicitly note the option
>> --with-ssl=0  )
>>
>>
>> ./configure  \
>> COPTFLAGS='-O3 -march=native -mtune=native' \
>> CXXOPTFLAGS='-O3 -march=native -mtune=native' \
>> FOPTFLAGS='-O3 -march=native -mtune=native' \
>> --with-debugging=0 \
>> --with-x=0 \
>> --with-ssl=0 \
>> --with-shared-libraries=0 \
>> --download-metis \
>> --download-parmetis \
>> --download-fblaslapack \
>> --download-scalapack \
>> --download-openmpi \
>> --download-mumps \
>> --download-hypre \
>> --download-ptscotch
>>
>>
>> ********************************************************
>> Next I have a tiny Fortran program to illustrate the problem:
>>
>>
>> program sslhuh
>> implicit none
>> #include "petsc/finclude/petscsys.h"
>> write(*,*) "Hello World"
>> end program
>>
>>
>>
>> ********************************************************
>> I compile it using makefile:
>>
>>
>> petscDir = /net/home/gtecton/sw_dev/petsc-3.7.7
>>
>> all: compile link
>>
>> compile: sslhuh.F
>>     $(petscDir)/linux-gnu-x86_64/bin/mpif90 \
>>     -c \
>>     -o sslhuh.o \
>>     -std=f2008 \
>>     -ffree-form \
>>     -I$(petscDir)/include \
>>     -I$(petscDir)/include/petsc/finclude \
>>     sslhuh.F
>>
>> link: sslhuh.o
>>     $(petscDir)/linux-gnu-x86_64/bin/mpif90 \
>>     -o sslhuh \
>>     sslhuh.o \
>>     $(petscDir)/linux-gnu-x86_64/lib/libpetsc.a \
>>     $(petscDir)/linux-gnu-x86_64/lib/libHYPRE.a \
>>     $(petscDir)/linux-gnu-x86_64/lib/libzmumps.a \
>>     $(petscDir)/linux-gnu-x86_64/lib/libsmumps.a \
>>     $(petscDir)/linux-gnu-x86_64/lib/libdmumps.a \
>>     $(petscDir)/linux-gnu-x86_64/lib/libcmumps.a \
>>     $(petscDir)/linux-gnu-x86_64/lib/libmumps_common.a \
>>     $(petscDir)/linux-gnu-x86_64/lib/libesmumps.a \
>>     $(petscDir)/linux-gnu-x86_64/lib/libparmetis.a \
>>     $(petscDir)/linux-gnu-x86_64/lib/libmetis.a \
>>     $(petscDir)/linux-gnu-x86_64/lib/libpord.a \
>>     $(petscDir)/linux-gnu-x86_64/lib/libscalapack.a \
>>     $(petscDir)/linux-gnu-x86_64/lib/libflapack.a \
>>     $(petscDir)/linux-gnu-x86_64/lib/libfblas.a \
>>     $(petscDir)/linux-gnu-x86_64/lib/libptscotch.a \
>>     $(petscDir)/linux-gnu-x86_64/lib/libptscotcherr.a \
>>     $(petscDir)/linux-gnu-x86_64/lib/libptscotcherrexit.a \
>>     $(petscDir)/linux-gnu-x86_64/lib/libptscotchparmetis.a \
>>     $(petscDir)/linux-gnu-x86_64/lib/libscotch.a \
>>     $(petscDir)/linux-gnu-x86_64/lib/libscotcherr.a \
>>     $(petscDir)/linux-gnu-x86_64/lib/libscotcherrexit.a \
>>     $(petscDir)/linux-gnu-x86_64/lib/libscotchmetis.a \
>>     -ldl
>>
>>
>> ********************************************************
>> Compiling works fine.
>> Linking gives me the error:
>>
>>
>> /net/home/gtecton/sw_dev/petsc-3.7.7/linux-gnu-x86_64/lib/libpetsc.a(client.o):
>> In function `PetscSSLInitializeContext':
>> client.c:(.text+0x3b): undefined reference to `SSLv23_method'
>> client.c:(.text+0x43): undefined reference to `SSL_CTX_new'
>> client.c:(.text+0x5a): undefined reference to `SSL_CTX_ctrl'
>> client.c:(.text+0x79): undefined reference to `SSL_library_init'
>> client.c:(.text+0x7e): undefined reference to `SSL_load_error_strings'
>> client.c:(.text+0x8c): undefined reference to `BIO_new_fp'
>> /net/home/gtecton/sw_dev/petsc-3.7.7/linux-gnu-x86_64/lib/libpetsc.a(client.o):
>> In function `PetscSSLDestroyContext':
>> client.c:(.text+0xa5): undefined reference to `SSL_CTX_free'
>> /net/home/gtecton/sw_dev/petsc-3.7.7/linux-gnu-x86_64/lib/libpetsc.a(client.o):
>> In function `PetscHTTPSRequest':
>> client.c:(.text+0xa9e): undefined reference to `SSL_write'
>> client.c:(.text+0xaab): undefined reference to `SSL_get_error'
>> client.c:(.text+0xb40): undefined reference to `SSL_read'
>> client.c:(.text+0xb50): undefined reference to `SSL_get_error'
>> client.c:(.text+0xbde): undefined reference to `SSL_free'
>> client.c:(.text+0xc74): undefined reference to `SSL_shutdown'
>> /net/home/gtecton/sw_dev/petsc-3.7.7/linux-gnu-x86_64/lib/libpetsc.a(client.o):
>> In function `PetscHTTPSConnect':
>> client.c:(.text+0x105c): undefined reference to `SSL_new'
>> client.c:(.text+0x106a): undefined reference to `BIO_new_socket'
>> client.c:(.text+0x1079): undefined reference to `SSL_set_bio'
>> client.c:(.text+0x1082): undefined reference to `SSL_connect'
>> collect2: ld returned 1 exit status
>> make: *** [link] Error 1
>>
>>
>> ******************************************************
>>
>> From what I see, the SSL functionality is in client.o, which is part
>> of libpetsc.a, which is included in the linking.
>>
>> There is no difference in whether I turn --with-ssl on or off...
>>
>> Does anybody have an idea what I am doing wrong?
>>
>> Best wishes and thank you for your time!
>>
>> Lukas
>>
>
>
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