- hosts: 127.0.0.1
   connection: local
   tasks: 

    - name: getting directory
      shell: echo $PWD
      register: qtip_dir
    - name: making Iperf directory
      file: path=../../{{Dest_dir}}/iperf state=directory
    - name: making temporary iperf directory
      file: path=../../{{Dest_dir}}/iperf/iperf_temp state=directory


 - hosts: "{{role}}"
   tasks:
    - name: Rolename
      set_fact:
        rolename: "{{role}}"
        when: role is defined
    - name: Get Hostname
      shell: echo $HOSTNAME
      register: hostID
    - name: echo
      shell: echo index_var
    - name: checking_home directory
      shell: echo $HOME
      register: home_dir
    - name: cleaning
      shell: rm -rf $HOME/iperf
    - name: cleaning previous results
      shell: rm -rf $HOME/qtip_result
    - name: making Iperf temporary directory
      shell: mkdir $HOME/iperf
    - name: making  results temporary directory
      shell: mkdir $HOME/qtip_result
    - include: ./sys_info_pbook.yaml
      vars:
        network: true
    - name: Installing Epel-release when CentOS
      shell: yum install epel-release -y
      when: ansible_os_family == "RedHat"
    - name: Getting Firewall entry number
      shell: iptables -L INPUT --line-number | grep DROP | awk '{print $1}'
      register: iptable_entry
      ignore_errors: yes
    - name: Removing entry number
      shell: iptables -D INPUT {{iptable_entry.stdout}}
      ignore_errors: yes
      when: iptable_entry != ''
    - name: Installing IPERF when Ubuntu
      shell: apt-get install iperf3 -y
      when: ansible_os_family == "Debian" and rolename == '1-server'  
    - name: Installing Iperf3
      shell: yum install iperf3 -y
      when: ansible_os_family == "RedHat"
    - name: Running iperf on server
      shell: iperf3 -s
      async: 400
      poll: 0
      when: rolename == "1-server"
    - name: Running Iperf on Host
      shell: iperf3  -Z --{{protocol}} --time {{duration}} -b {{bandwidthGbps}}G  -c {{item}} -J >> ./qtip_result/server{{hostID.stdout}}-{{item}}.json
      ignore_errors: yes
      with_items:
        - "{{ip1}}"
        - "{{ip2}}"
      when: rolename == "2-host" and "{{ip2}}" != ''
    - name: Running Iperf on Host
      shell: iperf3  -Z --{{protocol}} --time {{duration}} -b {{bandwidthGbps}}G -c {{item}} -J >> ./qtip_result/server{{hostID.stdout}}-{{item}}.json
      ignore_errors: yes
      with_items: 
        - "{{ip1}}"
      when: rolename == "2-host" and "{{ip2}}" == ''
    - name: Files to Copy  
      shell: (cd $HOME/qtip_result/; find . -maxdepth 1 -name "*.json") | cut -d'/' -f2
      register: files_to_copy
    - name: copy results
      fetch:  src={{home_dir.stdout}}/qtip_result/{{item}} dest=../../{{Dest_dir}}/iperf/iperf_temp
      with_items: files_to_copy.stdout_lines
 - hosts: 127.0.0.1
   connection: local
   tasks:
    - name: Rolename
      set_fact:
        rolename: "{{role}}"
        when: role is defined
    - name: extracting_json
      shell: ( find  ../../{{Dest_dir}}/iperf/iperf_temp/ -name "*.json" | xargs cp -t ../../{{Dest_dir}}/iperf/)
      when: rolename == "2-host"