helper_scripts/install_glusterfs_rpm: script to install glusterfs rpm parallely on multiple machines

installs the glusterfs rpm of specified version
(can upgrade too depending upon the arguments), on
multiple machines parallely. And also some changes to the rpm installing
script helper_scripts/rpm_download_install.

3 files changed, 98 insertions, 12 deletions

diff --git a/helper_scrips/INFO b/helper_scrips/INFO
index ad0d600..d030697 100644
--- a/helper_scrips/INFO
+++ b/helper_scrips/INFO
@@ -19,3 +19,5 @@ helper_scripts/install_parallel_glusterfs.sh --------> executes the download_and
 =============================================================================================================================================
 helper_scrips/glusterfs_uninstall.sh ------> uninstalls the specified glusterfs version if it finds the source directory.
 herper_scripts/multi_uninstall.sh -------> uninstalls the specified glusterfs from multiple machines, by executing glusterfs_uninstall.sh script.
+
+helper_scrips/install_glusterfs_rpm.sh -----> installs the specified glusterfs rpms on the machines whose list is provided in /root/machines,parallely
\ No newline at end of file
diff --git a/helper_scrips/install_glusterfs_rpm.sh b/helper_scrips/install_glusterfs_rpm.sh
new file mode 100755
index 0000000..4e82b58
--- /dev/null
+++ b/helper_scrips/install_glusterfs_rpm.sh
@@ -0,0 +1,75 @@
+#!/bin/bash
+
+function _init ()
+{
+    set -u;
+    VERSION=$1;
+    if [ $# -lt 2 ]; then
+	upgrade="no";
+    else
+	if [ $2 == "yes" ]; then
+	    upgrade="yes";
+	else
+	    upgrade="no";
+	fi
+    fi
+}
+
+function install_glusterfs ()
+{
+    local remote_server=;
+
+    if [ $# -eq 1 ]; then
+	remote_server=$1;
+    fi
+
+    if [ $remote_server ]; then
+	ssh $remote_server cp -f /root/scripts/rpm_download_install.sh /root/;
+	ssh $remote_server /root/rpm_download_install.sh $VERSION $upgrade;
+	return 0;
+    fi
+
+    j=0;
+    for i in $(cat /root/machines)
+    do
+      j=$(($j+1));
+      (install_glusterfs $i)&
+    done
+
+}
+
+function install_my_glusterfs ()
+{
+    old_PWD=$PWD;
+
+    cd /root;
+    cp /root/scripts/rpm_download_install.sh /root/;
+    /root/rpm_download_install.sh $VERSION $upgrade;
+
+    cd $old_PWD;
+    return 0;
+}
+
+function main ()
+{
+    stat --printf=%i /root/machines 2>/dev/null 1>/dev/null;
+    if [ $? -ne 0 ]; then
+	echo "servers file is not present /root. Cannot execute further.";
+
+	exit 1;
+    fi
+
+    install_glusterfs;
+    for i in $(1 $j)
+    do
+      wait %$j;
+    done
+
+    install_my_glusterfs;
+
+    return 0;
+}
+
+_init "$@" && main "$@"
+    
+
diff --git a/helper_scrips/rpm_download_install.sh b/helper_scrips/rpm_download_install.sh
index 4bbbea5..f1a071a 100755
--- a/helper_scrips/rpm_download_install.sh
+++ b/helper_scrips/rpm_download_install.sh
@@ -31,24 +31,24 @@ function _init ()
         echo $version | grep "3.2" 2>/dev/null 1>/dev/null;
         if [ $? -eq 0 ]; then
             version_number=$(echo $version | cut -f 2 -d "-");
-            download_address="http://download.gluster.com/pub/gluster/glusterfs/3.2/$version_number/CentOS/";
+            download_address="http://download.gluster.com/pub/gluster/glusterfs/3.2/$version_number/RHEL/";
         else
             grep "3.1" $version 2>/dev/null 1>/dev/null;
             echo "haha yes"
             if [ $? -eq 0 ]; then
                 version_number=$(echo $version | cut -f 2 -d "-");
-                download_address="http://download.gluster.com/pub/gluster/glusterfs/3.1/$version_number/CentOS/";
+                download_address="http://download.gluster.com/pub/gluster/glusterfs/3.1/$version_number/RHEL/";
             else
                 grep "3.0" $version 2>/dev/null 1>/dev/null;
                 if [ $? -eq 0 ]; then
                     version_number=$(cut -f 2 -d "-" $version);
-                    download_address="http://download.gluster.com/pub/gluster/glusterfs/3.0/$version_number/CentOS/";
+                    download_address="http://download.gluster.com/pub/gluster/glusterfs/3.0/$version_number/RHEL/";
                 fi
             fi
         fi
     fi
 
-    echo "KK: $download_address"
+    echo "Download address: $download_address" && sleep 2;
 # 	ls -l "$version".tar.gz 2>/dev/null 1>/dev/null
 # 	if [ $? -ne 0 ]; then
 }
@@ -68,7 +68,12 @@ function download_rpms ()
     address=$1;
     local ret;
 
-    mkdir $PWD/rpms/$version_number;
+    if [ ! -d $PWD/rpms ] || [ ! -d $PWD/rpms/$version_number ]; then
+	mkdir $PWD/rpms/$version_number -p;
+    else
+	echo "the directory for the mentioned versrion $version_number is present";
+	return;
+    fi
 
     cd $PWD/rpms/$version_number;
 
@@ -82,7 +87,7 @@ function download_rpms ()
     check_if_qa_release $version;
     ret=$?
 
-    if [$ret -eq 0 ]; then
+    if [ $ret -eq 0 ]; then
 	wget $address/$version_number/x86_64/glusterfs-core-$version_number-1.x86_64.rpm;
 	wget $address/$version_number/x86_64/glusterfs-debuginfo-$version_number-1.x86_64.rpm;
 	wget $address/$version_number/x86_64/glusterfs-fuse-$version_number-1.x86_64.rpm;
@@ -91,11 +96,11 @@ function download_rpms ()
 	    echo "3.2 version";
 	fi
     else
-	wget $address/glusterfs-core-$version_number-1.x86_64.rpm;
-	 wget $address/glusterfs-debuginfo-$version_number-1.x86_64.rpm;
-        wget $address/glusterfs-fuse-$version_number-1.x86_64.rpm;
+	wget $address/glusterfs-core-$version_number-1.el6.x86_64.rpm;
+	 wget $address/glusterfs-debuginfo-$version_number-1.el6.x86_64.rpm;
+        wget $address/glusterfs-fuse-$version_number-1.el6.x86_64.rpm;
         if [ $is_32 -eq 0 ]; then
-            wget $address/glusterfs-geo-replication-$version_number-1.x86_64.rpm;
+            wget $address/glusterfs-geo-replication-$version_number-1.el6.x86_64.rpm;
 	    echo "3.2 version";
         fi
     fi
@@ -104,7 +109,11 @@ function download_rpms ()
 
 function install_or_upgrade ()
 {
-    cd /root/rpms/$version_number;
+    local old_PWD;
+
+    old_PWD=$PWD;
+
+    cd $PWD/rpms/$version_number;
     if [ $upgrade != "yes" ]; then
 	for i in $(ls)
 	do
@@ -118,7 +127,7 @@ function install_or_upgrade ()
     fi
 
     ret=$?;
-    cd /root;
+    cd $old_PWD;
 
     ldconfig;
     return $ret;