Failure on Fedora 20 due missing dependency

[Alvaro Lopez Ortega]

Devstack fails in Fedora 20 due missing libxslt dependency

----------------------------------------
Downloading/unpacking lxml>=2.3 (from cinder==2014.1.dev86.g2c76803)
  Using download cache from /var/cache/pip/https%3A%2F%2Fpypi.python.org%2Fpackages%2Fsource%2Fl%2Flxml%2Flxml-3.2.4.tar.gz
  Running setup.py egg_info for package lxml
    /usr/lib64/python2.7/distutils/dist.py:267: UserWarning: Unknown distribution option: 'bugtrack_url'
      warnings.warn(msg)
    Building lxml version 3.2.4.
    Building without Cython.
    ERROR: /bin/sh: xslt-config: command not found

    ** make sure the development packages of libxml2 and libxslt are installed **

    Using build configuration of libxslt
----------------------------------------

----------------------------------------
    warning: no files found matching '*.xml' under directory 'examples'
    warning: no files found matching '*.mako' under directory 'examples'
    warning: no files found matching 'ez_setup.py'
    no previously-included directories found matching 'doc/build/output'
Requirement already satisfied (use --upgrade to upgrade): jsonpointer>=1.0 in /usr/lib/python2.7/site-packages (from jsonpatch>=0.10,<2->warlock>=1.0.1,<2->python-glanceclient>=0.9.0->cinder==2014.1.dev86.g2c76803)
Requirement already satisfied (use --upgrade to upgrade): MarkupSafe>=0.9.2 in /usr/lib64/python2.7/site-packages (from Mako->alembic>=0.4.1->taskflow>=0.1.1,<0.2->cinder==2014.1.dev86.g2c76803)
Installing collected packages: lxml, paramiko, taskflow, rtslib-fb, cinder, ecdsa, alembic, networkx, futures, Mako
  Running setup.py install for lxml
    /usr/lib64/python2.7/distutils/dist.py:267: UserWarning: Unknown distribution option: 'bugtrack_url'
      warnings.warn(msg)
    Building lxml version 3.2.4.
    Building without Cython.
    ERROR: /bin/sh: xslt-config: command not found

    ** make sure the development packages of libxml2 and libxslt are installed **

    Using build configuration of libxslt
    building 'lxml.etree' extension
    gcc -pthread -fno-strict-aliasing -O2 -g -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector-strong --param=ssp-buffer-size=4 -grecord-gcc-switches -m64 -mtune=generic -D_GNU_SOURCE -fPIC -fwrapv -DNDEBUG -O2 -g -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector-strong --param=ssp-buffer-size=4 -grecord-gcc-switches -m64 -mtune=generic -D_GNU_SOURCE -fPIC -fwrapv -fPIC -I/tmp/pip-build.Gv4VZ/lxml/src/lxml/includes -I/usr/include/python2.7 -c src/lxml/lxml.etree.c -o build/temp.linux-x86_64-2.7/src/lxml/lxml.etree.o
    In file included from src/lxml/lxml.etree.c:314:0:
    /tmp/pip-build.Gv4VZ/lxml/src/lxml/includes/etree_defs.h:9:31: fatal error: libxml/xmlversion.h: No such file or directory
     #include "libxml/xmlversion.h"
                                   ^
    compilation terminated.
    error: command 'gcc' failed with exit status 1
    Complete output from command /usr/bin/python -c "import setuptools;__file__='/tmp/pip-build.Gv4VZ/lxml/setup.py';exec(compile(open(__file__).read().replace('\r\n', '\n'), __file__, 'exec'))" install --record /tmp/pip-WuVCZH-record/install-record.txt --single-version-externally-managed:
    /usr/lib64/python2.7/distutils/dist.py:267: UserWarning: Unknown distribution option: 'bugtrack_url'

  warnings.warn(msg)

Building lxml version 3.2.4.
Building without Cython.

ERROR: /bin/sh: xslt-config: command not found

** make sure the development packages of libxml2 and libxslt are installed **
----------------------------------------

----------------------------------------
copying src/lxml/isoschematron/resources/xsl/iso-schematron-xslt1/readme.txt -> build/lib.linux-x86_64-2.7/lxml/isoschematron/resources/xsl/iso-schematron-xslt1

running build_ext
building 'lxml.etree' extension
creating build/temp.linux-x86_64-2.7
creating build/temp.linux-x86_64-2.7/src
creating build/temp.linux-x86_64-2.7/src/lxml

gcc -pthread -fno-strict-aliasing -O2 -g -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector-strong --param=ssp-buffer-size=4 -grecord-gcc-switches -m64 -mtune=generic -D_GNU_SOURCE -fPIC -fwrapv -DNDEBUG -O2 -g -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector-strong --param=ssp-buffer-size=4 -grecord-gcc-switches -m64 -mtune=generic -D_GNU_SOURCE -fPIC -fwrapv -fPIC -I/tmp/pip-build.Gv4VZ/lxml/src/lxml/includes -I/usr/include/python2.7 -c src/lxml/lxml.etree.c -o build/temp.linux-x86_64-2.7/src/lxml/lxml.etree.o

In file included from src/lxml/lxml.etree.c:314:0:

/tmp/pip-build.Gv4VZ/lxml/src/lxml/includes/etree_defs.h:9:31: fatal error: libxml/xmlversion.h: No such file or directory

 #include "libxml/xmlversion.h"

                               ^

compilation terminated.

error: command 'gcc' failed with exit status 1
----------------------------------------

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/63647

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/63647
Committed: https://git.openstack.org/cgit/openstack-dev/devstack/commit/?id=d7f6090f29786f091773497bc3597142d94619ec
Submitter: Jenkins
Branch: master

commit d7f6090f29786f091773497bc3597142d94619ec
Author: Alvaro Lopez Ortega <email address hidden>
Date: Sun Dec 22 17:03:47 2013 +0100

    Add support for Fedora 20

    The list of RPM packages have been updated to support the recently
    released Fedora 20 distribution.

    Closes-Bug: #1263291

    Co-Authored: Alvaro Lopez Ortega <email address hidden>
    Change-Id: Ia66abef1a1a54e6d5ee6eebc12908cef3f1d211d