vinnix/howto_build_qgis_centos7.sh Secret

## howto_build_qgis_centos7.sh
## Steps not a script (yet)

## #!/bin/env bash


## <optional>
## you want to have PostgreSQL / PostGIS installed from PostgreSQL repo

$ wget https://download.postgresql.org/pub/repos/yum/9.6/redhat/rhel-7-x86_64/pgdg-centos96-9.6-3.noarch.rpm
$ rpm -ivh rhel-7-x86_64/pgdg-centos96-9.6-3.noarch.rpm

$ sudo yum install CGAL.x86_64 \
SFCGAL.x86_64 \
SFCGAL-libs.x86_64 \
gdal.x86_64 \
gdal-devel.x86_64 \
gdal-libs.x86_64 \
gdal-python.x86_64 \
geos.x86_64 \
geos-devel.x86_64 \
geos36.x86_64 \
geos36-devel.x86_64 \
geos36-python.x86_64 \
libgeotiff.x86_64 \
libpqxx.x86_64 \
ogr_fdw96.x86_64 \
osm2pgrouting_96.x86_64 \
pgrouting_96.x86_64 \
postgis23_96.x86_64 \
postgis23_96-client.x86_64 \
postgis23_96-devel.x86_64 \
postgis23_96-utils.x86_64 \
postgresql96.x86_64 \
postgresql96-contrib.x86_64 \
postgresql96-devel.x86_64 \
postgresql96-libs.x86_64 \
postgresql96-server.x86_64 \
proj49.x86_64 \
python-jinja2.noarch \
python-psycopg2.x86_64 -y


##
## </optional>


yum install libpng-devel.x86_64


############################################################################
## What I am doing to build at CentOS 7
############################################################################

## those repositories are needed
$ sudo yum install epel-release.noarch  centos-release-scl -y


## gcc 7 and building tools are needed
$ sudo yum install devtoolset-7.x86_64 \
devtoolset-7-binutils.x86_64 \
devtoolset-7-dwz.x86_64 \
devtoolset-7-dyninst.x86_64 \
devtoolset-7-elfutils.x86_64 \
devtoolset-7-elfutils-libelf.x86_64 \
devtoolset-7-elfutils-libs.x86_64 \
devtoolset-7-gcc.x86_64 \
devtoolset-7-gcc-c++.x86_64 \
devtoolset-7-gcc-gfortran.x86_64 \
devtoolset-7-gdb.x86_64 \
devtoolset-7-libquadmath-devel.x86_64 \
devtoolset-7-libstdc++-devel.x86_64 \
devtoolset-7-ltrace.x86_64 \
devtoolset-7-make.x86_64 \
devtoolset-7-memstomp.x86_64 \
devtoolset-7-oprofile.x86_64 \
devtoolset-7-perftools.x86_64 \
devtoolset-7-runtime.x86_64 \
devtoolset-7-strace.x86_64 \
devtoolset-7-systemtap.x86_64 \
devtoolset-7-systemtap-client.x86_64 \
devtoolset-7-systemtap-devel.x86_64 \
devtoolset-7-systemtap-runtime.x86_64 \
devtoolset-7-toolchain.x86_64 \
devtoolset-7-valgrind.x86_64 -y


## building with Qt5
$ sudo yum install qca-qt5.x86_64 \
qca-qt5-devel.x86_64 \
qca-qt5-gcrypt.x86_64 \
qca-qt5-gnupg.x86_64 \
qca-qt5-ossl.x86_64 \
qca-qt5-pkcs11.x86_64 \
qt5-designer.x86_64 \
qt5-doctools.x86_64 \
qt5-linguist.x86_64 \
qt5-qtbase.x86_64 \
qt5-qtbase-common.noarch \
qt5-qtbase-devel.x86_64 \
qt5-qtbase-gui.x86_64 \
qt5-qtdeclarative.x86_64 \
qt5-qtdeclarative-devel.x86_64 \
qt5-qtlocation.x86_64 \
qt5-qtlocation-devel.x86_64 \
qt5-qtscript.x86_64 \
qt5-qtscript-devel.x86_64 \
qt5-qtsensors.x86_64 \
qt5-qtserialport.x86_64 \
qt5-qtserialport-devel.x86_64 \
qt5-qtsvg.x86_64 \
qt5-qtsvg-devel.x86_64 \
qt5-qttools.x86_64 \
qt5-qttools-common.noarch \
qt5-qttools-devel.x86_64 \
qt5-qttools-libs-designer.x86_64 \
qt5-qttools-libs-designercomponents.x86_64 \
qt5-qttools-libs-help.x86_64 \
qt5-qttools-static.x86_64 \
qt5-qtwebchannel.x86_64 \
qt5-qtwebkit.x86_64 \
qt5-qtwebkit-devel.x86_64 \
qt5-qtx11extras.x86_64 \
qt5-qtxmlpatterns.x86_64 \
qt5-qtxmlpatterns-devel.x86_64 \
qt5-rpm-macros.noarch \
qtermwidget-qt5.x86_64 \
qtermwidget-qt5-devel.x86_64 \
qtkeychain-qt5.x86_64 \
qtkeychain-qt5-devel.x86_64 -y

## python3.6
$ sudo yum install rh-python36.x86_64 \
rh-python36-build.x86_64 \
rh-python36-python.x86_64 \
rh-python36-python-devel.x86_64 \
rh-python36-python-libs.x86_64 \
rh-python36-python-pip.noarch \
rh-python36-python-setuptools.noarch \
rh-python36-python-tkinter.x86_64 \
rh-python36-python-tools.x86_64 \
rh-python36-python-virtualenv.noarch \
rh-python36-runtime.x86_64 \
rh-python36-scldevel.x86_64 -y


## GDAL Bulding steps
## https://gist.github.com/robinkraft/2a8ee4dd7e9ee9126030
## https://trac.osgeo.org/gdal/wiki/BuildingOnUnix
## Be aware: You will have two GDAL versions installed, one for PostgreSQL/PostGIS (server) and other for Quantum GIS (client)


## enabling python3.6 and gcc 7 environment (to avoid conflicts with default CentOS 7 environments)
$ scl enable rh-python36 devtoolset-7 bash

$ wget http://download.osgeo.org/gdal/2.1.4/gdal-2.1.4.tar.gz
$ tar xvzf gdal-2.1.4.tar.gz
$ cd gdal-2.1.4/
$ CFLAGS="-g -Wall" LDFLAGS="-s"  ./configure --prefix=/usr/local/gdal \
--with-pcraster=internal \
--with-pg=/usr/pgsql-9.6/bin/pg_config \
--with-libtiff=internal \
--with-geotiff=internal \
--with-jpeg=internal \
--with-gif=internal \
--with-ecw=no \
--with-expat=yes \
--with-sqlite3=yes \
--with-geos=yes \
--with-python \
--with-libz=internal \
--with-netcdf \
--with-threads=yes \
--without-grass  \
--without-ogdi \
--with-xerces=yes
## --with-png=internal

$ make -j3
$ make install


$ echo "/usr/local/gdal/lib/" >> /etc/ld.so.conf
$ ldconfig


##
$ export PATH="/usr/local/gdal/bin:/opt/rh/devtoolset-7/root/usr/bin:/opt/rh/rh-python36/root/usr/bin:/opt/node/bin:/home/vinnix/.local/bin:/home/vinnix/bin:/usr/pgsql-9.6/bin/:/usr/lib64/qt5/bin:/home/vinnix/perl5/bin:/usr/local/bin:/usr/local/sbin:/usr/bin:/usr/sbin:/bin:/sbin"


$ yum install sqlite-devel.x86_64 proj-devel.x86_64 freexl-devel.x86_64 libxml2-devel.x86_64


##
##
$ wget http://www.gaia-gis.it/gaia-sins/libspatialite-sources/libspatialite-4.2.0.zip
$ unzip libspatialite-4.2.0.zip
$ cd libspatialite-4.2.0/
$ ./configure
$ make
$ sudo make install


##
##
$ wget  https://downloads.sourceforge.net/project/qwt/qwt/6.1.3/qwt-6.1.3.zip
$ unzip qwt-6.1.3.zip
$ cd qwt-6.1.3
$ /usr/lib64/qt5/bin/qmake-qt5
$ make -j3
$ sudo make install

$ echo "/usr/local/qwt-6.1.3/lib" >> /etc/ld.so.conf
$ ldconfig


##
##
$ wget https://downloads.sourceforge.net/project/pyqt/sip/sip-4.19.12/sip-4.19.12.zip
$ tar xvzf sip-4.19.12.tar.gz
$ cd sip-4.19.12
$ python configure.py
$ make
$ sudo make install


##
$ wget https://downloads.sourceforge.net/project/pyqt/PyQt5/PyQt-5.9.2/PyQt5_gpl-5.9.2.tar.gz
$ tar xvzf PyQt5_gpl-5.9.2.tar.gz
$ cd PyQt5_gpl-5.9.2
$ python3 configure.py --qmake=/usr/lib64/qt5/bin/qmake-qt5 -w --confirm-license
$ make
$ sudo make install

$ wget https://downloads.sourceforge.net/project/pyqt/QScintilla2/QScintilla-2.10.7/QScintilla_gpl-2.10.7.tar.gz
$ tar xvzf QScintilla_gpl-2.10.7.tar.gz
$ cd QScintilla_gpl-2.10.7/Qt4Qt5
$ /usr/lib64/qt5/bin/qmake-qt5
$ make
$ sudo make install
$ cd ../Python
$ vim configure.py ## change pyqt4_is_supported to False at line 91
$ python3 configure.py
$ make
$ sudo make install

## Bulding GDAL python module manually (might be needed if installing directly from pip3 does not work)
## You/we need a version that is compatible with the GDAL library itself
## ALso, make sure that the correct 'gdal-config' is on the $PATH, since you/we may have two GDAL libraries in the host
$ pip3 download GDAL==2.1.3
$ tar xvzf GDAL-2.3.1.tar.gz
$ cd GDAL-2.3.1/
$ python3 setup.py build
$ python3 setup.py install


$ sudo yum install dbus-devel.x86_64 glib2-devel.x86_64 txt2tags  -y


##
##
$ sudo pip3 install --upgrade pip
$ sudo pip3 install certifi \
chardet \
dbus-python \
django-osgeo-importer-client \
future \
GDAL \
idna \
Jinja2 \
MarkupSafe \
numpy \
OWSLib \
pip \
psycopg2 \
psycopg2-binary \
Pygments \
pyproj \
pyqt-units \
python-dateutil \
pytz \
PyYAML \
QScintilla \
requests \
setuptools \
sip \
six \
scipy \
urllib3 \
virtualenv


## TRICKY!!!
## Change the first line to '#!/usr/bin/env python2'
## (default is only 'python' which is pointing to python3 due SCL, and txt2tags does not work with python3)
$ sudo vim /bin/txt2tags


## 'ccmake3' command is needed to install QGIS
$ sudo yum install cmake3.x86_64 \
cmake3-data.noarch \
cmake3-gui.x86_64 \
bison \
flex \
libzip \
libzip-devel \
gsl-devel.x86_64 \
gsl.x86_64 \
expat-devel.x86_64 \
expat.x86_64 \
spatialindex-devel.x86_64 \
spatialindex.x86_64 \
-y


##
## Bulding Quantum GIS
##
$ git clone https://github.com/qgis/QGIS.git
$ cd QGIS
$ mkdir build-master
$ cd build-master
$ ccmake3 ..  \
-DGDAL_CONFIG="/usr/local/gdal/bin/gdal-config" \
-DGDAL_LIBRARY="/usr/local/gdal/lib/libgdal.so"  \
-DPOSTGRES_CONFIG="/usr/pgsql-9.6/bin/pg_config" \
-DPOSTGRES_CONFIG_PREFER_PATH="/usr/pgsql-9.6/bin" \
-DPOSTGRES_LIBRARY="/usr/pgsql-9.6/lib/libpq.so" \
-DPYTHON_LIBRARY="/opt/rh/rh-python36/root/usr/lib64/libpython3.6m.so" \
-DQWT_INCLUDE_DIR="/usr/local/qwt-6.1.3/include" \
-DQWT_LIBRARY="/usr/local/qwt-6.1.3/lib/libqwt.so"

## Press 'c' (to check configuration), then, 'g' (to generate the Makefile). Neat.

## Now buld with all you have. I have 4 CPUs to build, even so it took some hours.
$ make -j4
$ make install

## Testing
$ cd output/bin
$ ./qgis


$ sudo yum install gnu-free-fonts-common.noarch \
gnu-free-mono-fonts.noarch \
gnu-free-sans-fonts.noarch \
gnu-free-serif-fonts.noarch \
xorg-x11-fonts-misc -y


## $ pip3 list installed
##
## Package                      Version
## ---------------------------- ---------
## certifi                      2018.4.16
## chardet                      3.0.4
## dbus-python                  1.2.8
## django-osgeo-importer-client 0.1.0
## future                       0.16.0
## GDAL                         2.1.4
## idna                         2.7
## Jinja2                       2.10
## MarkupSafe                   1.0
## numpy                        1.14.5
## OWSLib                       0.16.0
## pip                          10.0.1
## psycopg2                     2.7.5
## psycopg2-binary              2.7.5
## Pygments                     2.2.0
## pyproj                       1.9.5.1
## pyqt-units                   2.0
## python-dateutil              2.7.3
## pytz                         2018.5
## PyYAML                       3.13
## QScintilla                   2.10.7
## requests                     2.19.1
## scipy                        1.1.0
## setuptools                   36.5.0
## sip                          4.19.12
## six                          1.11.0
## urllib3                      1.23
## virtualenv                   15.1.0


##
## $ yum list installed | grep "pgdg96"
## CGAL.x86_64                             4.7-1.rhel7                    @pgdg96
## SFCGAL.x86_64                           1.2.2-1.rhel7                  @pgdg96
## SFCGAL-libs.x86_64                      1.2.2-1.rhel7                  @pgdg96
## gdal.x86_64                             1.11.4-12.rhel7                @pgdg96
## gdal-devel.x86_64                       1.11.4-12.rhel7                @pgdg96
## gdal-libs.x86_64                        1.11.4-12.rhel7                @pgdg96
## gdal-python.x86_64                      1.11.4-12.rhel7                @pgdg96
## geos.x86_64                             3.5.0-1.rhel7                  @pgdg96
## geos-devel.x86_64                       3.5.0-1.rhel7                  @pgdg96
## geos36.x86_64                           3.6.2-3.1.rhel7                @pgdg96
## geos36-devel.x86_64                     3.6.2-3.1.rhel7                @pgdg96
## geos36-python.x86_64                    3.6.2-3.1.rhel7                @pgdg96
## libgeotiff.x86_64                       1.4.0-1.rhel7                  @pgdg96
## libpqxx.x86_64                          1:5.0.1-2.rhel7                @pgdg96
## ogr_fdw96.x86_64                        1.0.5-1.rhel7                  @pgdg96
## osm2pgrouting_96.x86_64                 2.3.5-1.rhel7                  @pgdg96
## pgrouting_96.x86_64                     2.6.0-1.rhel7                  @pgdg96
## postgis23_96.x86_64                     2.3.7-1.rhel7                  @pgdg96
## postgis23_96-client.x86_64              2.3.7-1.rhel7                  @pgdg96
## postgis23_96-devel.x86_64               2.3.7-1.rhel7                  @pgdg96
## postgis23_96-utils.x86_64               2.3.7-1.rhel7                  @pgdg96
## postgresql96.x86_64                     9.6.9-1PGDG.rhel7              @pgdg96
## postgresql96-contrib.x86_64             9.6.9-1PGDG.rhel7              @pgdg96
## postgresql96-devel.x86_64               9.6.9-1PGDG.rhel7              @pgdg96
## postgresql96-libs.x86_64                9.6.9-1PGDG.rhel7              @pgdg96
## postgresql96-server.x86_64              9.6.9-1PGDG.rhel7              @pgdg96
## proj49.x86_64                           4.9.3-3.rhel7                  @pgdg96
## python-jinja2.noarch                    2.8-7.rhel7                    @pgdg96
## python-psycopg2.x86_64                  2.7.5-1.rhel7                  @pgdg96
	## Steps not a script (yet)

	## #!/bin/env bash


	## <optional>
	## you want to have PostgreSQL / PostGIS installed from PostgreSQL repo

	$ wget https://download.postgresql.org/pub/repos/yum/9.6/redhat/rhel-7-x86_64/pgdg-centos96-9.6-3.noarch.rpm
	$ rpm -ivh rhel-7-x86_64/pgdg-centos96-9.6-3.noarch.rpm

	$ sudo yum install CGAL.x86_64 \
	SFCGAL.x86_64 \
	SFCGAL-libs.x86_64 \
	gdal.x86_64 \
	gdal-devel.x86_64 \
	gdal-libs.x86_64 \
	gdal-python.x86_64 \
	geos.x86_64 \
	geos-devel.x86_64 \
	geos36.x86_64 \
	geos36-devel.x86_64 \
	geos36-python.x86_64 \
	libgeotiff.x86_64 \
	libpqxx.x86_64 \
	ogr_fdw96.x86_64 \
	osm2pgrouting_96.x86_64 \
	pgrouting_96.x86_64 \
	postgis23_96.x86_64 \
	postgis23_96-client.x86_64 \
	postgis23_96-devel.x86_64 \
	postgis23_96-utils.x86_64 \
	postgresql96.x86_64 \
	postgresql96-contrib.x86_64 \
	postgresql96-devel.x86_64 \
	postgresql96-libs.x86_64 \
	postgresql96-server.x86_64 \
	proj49.x86_64 \
	python-jinja2.noarch \
	python-psycopg2.x86_64 -y


	##
	## </optional>


	yum install libpng-devel.x86_64



	############################################################################
	## What I am doing to build at CentOS 7
	############################################################################

	## those repositories are needed
	$ sudo yum install epel-release.noarch centos-release-scl -y


	## gcc 7 and building tools are needed
	$ sudo yum install devtoolset-7.x86_64 \
	devtoolset-7-binutils.x86_64 \
	devtoolset-7-dwz.x86_64 \
	devtoolset-7-dyninst.x86_64 \
	devtoolset-7-elfutils.x86_64 \
	devtoolset-7-elfutils-libelf.x86_64 \
	devtoolset-7-elfutils-libs.x86_64 \
	devtoolset-7-gcc.x86_64 \
	devtoolset-7-gcc-c++.x86_64 \
	devtoolset-7-gcc-gfortran.x86_64 \
	devtoolset-7-gdb.x86_64 \
	devtoolset-7-libquadmath-devel.x86_64 \
	devtoolset-7-libstdc++-devel.x86_64 \
	devtoolset-7-ltrace.x86_64 \
	devtoolset-7-make.x86_64 \
	devtoolset-7-memstomp.x86_64 \
	devtoolset-7-oprofile.x86_64 \
	devtoolset-7-perftools.x86_64 \
	devtoolset-7-runtime.x86_64 \
	devtoolset-7-strace.x86_64 \
	devtoolset-7-systemtap.x86_64 \
	devtoolset-7-systemtap-client.x86_64 \
	devtoolset-7-systemtap-devel.x86_64 \
	devtoolset-7-systemtap-runtime.x86_64 \
	devtoolset-7-toolchain.x86_64 \
	devtoolset-7-valgrind.x86_64 -y


	## building with Qt5
	$ sudo yum install qca-qt5.x86_64 \
	qca-qt5-devel.x86_64 \
	qca-qt5-gcrypt.x86_64 \
	qca-qt5-gnupg.x86_64 \
	qca-qt5-ossl.x86_64 \
	qca-qt5-pkcs11.x86_64 \
	qt5-designer.x86_64 \
	qt5-doctools.x86_64 \
	qt5-linguist.x86_64 \
	qt5-qtbase.x86_64 \
	qt5-qtbase-common.noarch \
	qt5-qtbase-devel.x86_64 \
	qt5-qtbase-gui.x86_64 \
	qt5-qtdeclarative.x86_64 \
	qt5-qtdeclarative-devel.x86_64 \
	qt5-qtlocation.x86_64 \
	qt5-qtlocation-devel.x86_64 \
	qt5-qtscript.x86_64 \
	qt5-qtscript-devel.x86_64 \
	qt5-qtsensors.x86_64 \
	qt5-qtserialport.x86_64 \
	qt5-qtserialport-devel.x86_64 \
	qt5-qtsvg.x86_64 \
	qt5-qtsvg-devel.x86_64 \
	qt5-qttools.x86_64 \
	qt5-qttools-common.noarch \
	qt5-qttools-devel.x86_64 \
	qt5-qttools-libs-designer.x86_64 \
	qt5-qttools-libs-designercomponents.x86_64 \
	qt5-qttools-libs-help.x86_64 \
	qt5-qttools-static.x86_64 \
	qt5-qtwebchannel.x86_64 \
	qt5-qtwebkit.x86_64 \
	qt5-qtwebkit-devel.x86_64 \
	qt5-qtx11extras.x86_64 \
	qt5-qtxmlpatterns.x86_64 \
	qt5-qtxmlpatterns-devel.x86_64 \
	qt5-rpm-macros.noarch \
	qtermwidget-qt5.x86_64 \
	qtermwidget-qt5-devel.x86_64 \
	qtkeychain-qt5.x86_64 \
	qtkeychain-qt5-devel.x86_64 -y

	## python3.6
	$ sudo yum install rh-python36.x86_64 \
	rh-python36-build.x86_64 \
	rh-python36-python.x86_64 \
	rh-python36-python-devel.x86_64 \
	rh-python36-python-libs.x86_64 \
	rh-python36-python-pip.noarch \
	rh-python36-python-setuptools.noarch \
	rh-python36-python-tkinter.x86_64 \
	rh-python36-python-tools.x86_64 \
	rh-python36-python-virtualenv.noarch \
	rh-python36-runtime.x86_64 \
	rh-python36-scldevel.x86_64 -y





	## GDAL Bulding steps
	## https://gist.github.com/robinkraft/2a8ee4dd7e9ee9126030
	## https://trac.osgeo.org/gdal/wiki/BuildingOnUnix
	## Be aware: You will have two GDAL versions installed, one for PostgreSQL/PostGIS (server) and other for Quantum GIS (client)


	## enabling python3.6 and gcc 7 environment (to avoid conflicts with default CentOS 7 environments)
	$ scl enable rh-python36 devtoolset-7 bash

	$ wget http://download.osgeo.org/gdal/2.1.4/gdal-2.1.4.tar.gz
	$ tar xvzf gdal-2.1.4.tar.gz
	$ cd gdal-2.1.4/
	$ CFLAGS="-g -Wall" LDFLAGS="-s" ./configure --prefix=/usr/local/gdal \
	--with-pcraster=internal \
	--with-pg=/usr/pgsql-9.6/bin/pg_config \
	--with-libtiff=internal \
	--with-geotiff=internal \
	--with-jpeg=internal \
	--with-gif=internal \
	--with-ecw=no \
	--with-expat=yes \
	--with-sqlite3=yes \
	--with-geos=yes \
	--with-python \
	--with-libz=internal \
	--with-netcdf \
	--with-threads=yes \
	--without-grass \
	--without-ogdi \
	--with-xerces=yes
	## --with-png=internal

	$ make -j3
	$ make install


	$ echo "/usr/local/gdal/lib/" >> /etc/ld.so.conf
	$ ldconfig


	##
	$ export PATH="/usr/local/gdal/bin:/opt/rh/devtoolset-7/root/usr/bin:/opt/rh/rh-python36/root/usr/bin:/opt/node/bin:/home/vinnix/.local/bin:/home/vinnix/bin:/usr/pgsql-9.6/bin/:/usr/lib64/qt5/bin:/home/vinnix/perl5/bin:/usr/local/bin:/usr/local/sbin:/usr/bin:/usr/sbin:/bin:/sbin"


	$ yum install sqlite-devel.x86_64 proj-devel.x86_64 freexl-devel.x86_64 libxml2-devel.x86_64


	##
	##
	$ wget http://www.gaia-gis.it/gaia-sins/libspatialite-sources/libspatialite-4.2.0.zip
	$ unzip libspatialite-4.2.0.zip
	$ cd libspatialite-4.2.0/
	$ ./configure
	$ make
	$ sudo make install


	##
	##
	$ wget https://downloads.sourceforge.net/project/qwt/qwt/6.1.3/qwt-6.1.3.zip
	$ unzip qwt-6.1.3.zip
	$ cd qwt-6.1.3
	$ /usr/lib64/qt5/bin/qmake-qt5
	$ make -j3
	$ sudo make install

	$ echo "/usr/local/qwt-6.1.3/lib" >> /etc/ld.so.conf
	$ ldconfig


	##
	##
	$ wget https://downloads.sourceforge.net/project/pyqt/sip/sip-4.19.12/sip-4.19.12.zip
	$ tar xvzf sip-4.19.12.tar.gz
	$ cd sip-4.19.12
	$ python configure.py
	$ make
	$ sudo make install



	##
	$ wget https://downloads.sourceforge.net/project/pyqt/PyQt5/PyQt-5.9.2/PyQt5_gpl-5.9.2.tar.gz
	$ tar xvzf PyQt5_gpl-5.9.2.tar.gz
	$ cd PyQt5_gpl-5.9.2
	$ python3 configure.py --qmake=/usr/lib64/qt5/bin/qmake-qt5 -w --confirm-license
	$ make
	$ sudo make install

	$ wget https://downloads.sourceforge.net/project/pyqt/QScintilla2/QScintilla-2.10.7/QScintilla_gpl-2.10.7.tar.gz
	$ tar xvzf QScintilla_gpl-2.10.7.tar.gz
	$ cd QScintilla_gpl-2.10.7/Qt4Qt5
	$ /usr/lib64/qt5/bin/qmake-qt5
	$ make
	$ sudo make install
	$ cd ../Python
	$ vim configure.py ## change pyqt4_is_supported to False at line 91
	$ python3 configure.py
	$ make
	$ sudo make install

	## Bulding GDAL python module manually (might be needed if installing directly from pip3 does not work)
	## You/we need a version that is compatible with the GDAL library itself
	## ALso, make sure that the correct 'gdal-config' is on the $PATH, since you/we may have two GDAL libraries in the host
	$ pip3 download GDAL==2.1.3
	$ tar xvzf GDAL-2.3.1.tar.gz
	$ cd GDAL-2.3.1/
	$ python3 setup.py build
	$ python3 setup.py install


	$ sudo yum install dbus-devel.x86_64 glib2-devel.x86_64 txt2tags -y


	##
	##
	$ sudo pip3 install --upgrade pip
	$ sudo pip3 install certifi \
	chardet \
	dbus-python \
	django-osgeo-importer-client \
	future \
	GDAL \
	idna \
	Jinja2 \
	MarkupSafe \
	numpy \
	OWSLib \
	pip \
	psycopg2 \
	psycopg2-binary \
	Pygments \
	pyproj \
	pyqt-units \
	python-dateutil \
	pytz \
	PyYAML \
	QScintilla \
	requests \
	setuptools \
	sip \
	six \
	scipy \
	urllib3 \
	virtualenv





	## TRICKY!!!
	## Change the first line to '#!/usr/bin/env python2'
	## (default is only 'python' which is pointing to python3 due SCL, and txt2tags does not work with python3)
	$ sudo vim /bin/txt2tags


	## 'ccmake3' command is needed to install QGIS
	$ sudo yum install cmake3.x86_64 \
	cmake3-data.noarch \
	cmake3-gui.x86_64 \
	bison \
	flex \
	libzip \
	libzip-devel \
	gsl-devel.x86_64 \
	gsl.x86_64 \
	expat-devel.x86_64 \
	expat.x86_64 \
	spatialindex-devel.x86_64 \
	spatialindex.x86_64 \
	-y



	##
	## Bulding Quantum GIS
	##
	$ git clone https://github.com/qgis/QGIS.git
	$ cd QGIS
	$ mkdir build-master
	$ cd build-master
	$ ccmake3 .. \
	-DGDAL_CONFIG="/usr/local/gdal/bin/gdal-config" \
	-DGDAL_LIBRARY="/usr/local/gdal/lib/libgdal.so" \
	-DPOSTGRES_CONFIG="/usr/pgsql-9.6/bin/pg_config" \
	-DPOSTGRES_CONFIG_PREFER_PATH="/usr/pgsql-9.6/bin" \
	-DPOSTGRES_LIBRARY="/usr/pgsql-9.6/lib/libpq.so" \
	-DPYTHON_LIBRARY="/opt/rh/rh-python36/root/usr/lib64/libpython3.6m.so" \
	-DQWT_INCLUDE_DIR="/usr/local/qwt-6.1.3/include" \
	-DQWT_LIBRARY="/usr/local/qwt-6.1.3/lib/libqwt.so"

	## Press 'c' (to check configuration), then, 'g' (to generate the Makefile). Neat.

	## Now buld with all you have. I have 4 CPUs to build, even so it took some hours.
	$ make -j4
	$ make install

	## Testing
	$ cd output/bin
	$ ./qgis


	$ sudo yum install gnu-free-fonts-common.noarch \
	gnu-free-mono-fonts.noarch \
	gnu-free-sans-fonts.noarch \
	gnu-free-serif-fonts.noarch \
	xorg-x11-fonts-misc -y



	## $ pip3 list installed
	##
	## Package Version
	## ---------------------------- ---------
	## certifi 2018.4.16
	## chardet 3.0.4
	## dbus-python 1.2.8
	## django-osgeo-importer-client 0.1.0
	## future 0.16.0
	## GDAL 2.1.4
	## idna 2.7
	## Jinja2 2.10
	## MarkupSafe 1.0
	## numpy 1.14.5
	## OWSLib 0.16.0
	## pip 10.0.1
	## psycopg2 2.7.5
	## psycopg2-binary 2.7.5
	## Pygments 2.2.0
	## pyproj 1.9.5.1
	## pyqt-units 2.0
	## python-dateutil 2.7.3
	## pytz 2018.5
	## PyYAML 3.13
	## QScintilla 2.10.7
	## requests 2.19.1
	## scipy 1.1.0
	## setuptools 36.5.0
	## sip 4.19.12
	## six 1.11.0
	## urllib3 1.23
	## virtualenv 15.1.0




	##
	## $ yum list installed \| grep "pgdg96"
	## CGAL.x86_64 4.7-1.rhel7 @pgdg96
	## SFCGAL.x86_64 1.2.2-1.rhel7 @pgdg96
	## SFCGAL-libs.x86_64 1.2.2-1.rhel7 @pgdg96
	## gdal.x86_64 1.11.4-12.rhel7 @pgdg96
	## gdal-devel.x86_64 1.11.4-12.rhel7 @pgdg96
	## gdal-libs.x86_64 1.11.4-12.rhel7 @pgdg96
	## gdal-python.x86_64 1.11.4-12.rhel7 @pgdg96
	## geos.x86_64 3.5.0-1.rhel7 @pgdg96
	## geos-devel.x86_64 3.5.0-1.rhel7 @pgdg96
	## geos36.x86_64 3.6.2-3.1.rhel7 @pgdg96
	## geos36-devel.x86_64 3.6.2-3.1.rhel7 @pgdg96
	## geos36-python.x86_64 3.6.2-3.1.rhel7 @pgdg96
	## libgeotiff.x86_64 1.4.0-1.rhel7 @pgdg96
	## libpqxx.x86_64 1:5.0.1-2.rhel7 @pgdg96
	## ogr_fdw96.x86_64 1.0.5-1.rhel7 @pgdg96
	## osm2pgrouting_96.x86_64 2.3.5-1.rhel7 @pgdg96
	## pgrouting_96.x86_64 2.6.0-1.rhel7 @pgdg96
	## postgis23_96.x86_64 2.3.7-1.rhel7 @pgdg96
	## postgis23_96-client.x86_64 2.3.7-1.rhel7 @pgdg96
	## postgis23_96-devel.x86_64 2.3.7-1.rhel7 @pgdg96
	## postgis23_96-utils.x86_64 2.3.7-1.rhel7 @pgdg96
	## postgresql96.x86_64 9.6.9-1PGDG.rhel7 @pgdg96
	## postgresql96-contrib.x86_64 9.6.9-1PGDG.rhel7 @pgdg96
	## postgresql96-devel.x86_64 9.6.9-1PGDG.rhel7 @pgdg96
	## postgresql96-libs.x86_64 9.6.9-1PGDG.rhel7 @pgdg96
	## postgresql96-server.x86_64 9.6.9-1PGDG.rhel7 @pgdg96
	## proj49.x86_64 4.9.3-3.rhel7 @pgdg96
	## python-jinja2.noarch 2.8-7.rhel7 @pgdg96
	## python-psycopg2.x86_64 2.7.5-1.rhel7 @pgdg96