Fixes the CentOS 5 cross-building of RocksJava

Summary:
Updates to CentOS 5 have been archived as CentOS 5 is EOL. We now pull the updates from the vault. This is a stop gap solution, I will send a PR in a couple days which uses fixed Docker containers (with the updates pre-installed) instead.

sagar0 Here you go :-)
Closes https://github.com/facebook/rocksdb/pull/2270

Differential Revision: D5033637

Pulled By: sagar0

fbshipit-source-id: a9312dd1bc18bfb8653f06ffa0a1512b4415720d

java/crossbuild/Vagrantfile

@@ -7,11 +7,11 @@ VAGRANTFILE_API_VERSION = "2"
 Vagrant.configure(VAGRANTFILE_API_VERSION) do |config|
 
   config.vm.define "linux32" do |linux32|
-    linux32.vm.box = "hansode/centos-5.6-i386"
+    linux32.vm.box = "hansode/centos-5.11-i386"
   end
 
   config.vm.define "linux64" do |linux64|
-    linux64.vm.box = "hansode/centos-5.6-x86_64"
+    linux64.vm.box = "hansode/centos-5.11-x86_64"
   end
 
   config.vm.provider "virtualbox" do |v|

java/crossbuild/build-linux-centos.sh

@@ -1,17 +1,35 @@
 #!/usr/bin/env bash
+
+set -e
+
+# CentOS 5 is now end of life so we need to switch its repos over to the vault
+sed -i -e '/^mirrorlist=/d' -e 's%^#baseurl=http://mirror.centos.org/centos/$releasever/%baseurl=http://vault.centos.org/5.11/%g' /etc/yum.repos.d/CentOS-Base.repo
+sed -i -e '/^mirrorlist=/d' -e 's%^#baseurl=http://mirror.centos.org/centos/$releasever/%baseurl=http://vault.centos.org/5.11/%g' /etc/yum.repos.d/CentOS-fasttrack.repo
+if [ -f /etc/yum.repos.d/libselinux.repo ]; then
+	sed -i -e '/^mirrorlist=/d' -e 's%^#baseurl=http://mirror.centos.org/centos/$releasever/%baseurl=http://vault.centos.org/5.11/%g' /etc/yum.repos.d/libselinux.repo
+fi
+
+# enable EPEL
+sudo yum -y install epel-release
+
 # install all required packages for rocksdb that are available through yum
 ARCH=$(uname -i)
-sudo yum -y install openssl java-1.7.0-openjdk-devel.$ARCH 
+sudo yum -y install openssl java-1.7.0-openjdk-devel.$ARCH zlib-devel bzip2-devel lz4-devel snappy-devel
 
 # install gcc/g++ 4.8.2 via CERN (http://linux.web.cern.ch/linux/devtoolset/)
 sudo wget -O /etc/yum.repos.d/slc5-devtoolset.repo http://linuxsoft.cern.ch/cern/devtoolset/slc5-devtoolset.repo
-sudo wget -O /etc/pki/rpm-gpg/RPM-GPG-KEY-cern http://ftp.mirrorservice.org/sites/ftp.scientificlinux.org/linux/scientific/51/i386/RPM-GPG-KEYs/RPM-GPG-KEY-cern
+sudo wget -O /etc/pki/rpm-gpg/RPM-GPG-KEY-cern http://ftp.mirrorservice.org/sites/ftp.scientificlinux.org/linux/scientific/obsolete/51/i386/RPM-GPG-KEYs/RPM-GPG-KEY-cern
 sudo yum -y install devtoolset-2
 
+# install gflags
 wget https://github.com/gflags/gflags/archive/v2.0.tar.gz -O gflags-2.0.tar.gz
 tar xvfz gflags-2.0.tar.gz; cd gflags-2.0; scl enable devtoolset-2 ./configure; scl enable devtoolset-2 make; sudo make install
 export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/usr/local/lib
 
+# install zstandard
+wget https://github.com/facebook/zstd/archive/v1.1.3.tar.gz -O zstd-1.1.3.tar.gz
+tar zxvf zstd-1.1.3.tar.gz; cd zstd-1.1.3; scl enable devtoolset-2 make; sudo make install
+
 # set java home so we can build rocksdb jars
 export JAVA_HOME=/usr/lib/jvm/java-1.7.0