Docker container takes long to start via shell scripting











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I am new to shell scripting, Recently started with basic. I have written code to check if i have cassandra nodes and it gives me yes or no if no then do execute some command. My problem is i already have started node1 and i am checking if node is already there then get the id of that container and start that container. But when i run it, it gets the id of the container and takes so long and never starts. If i start the container without shell commands it starts. But i want to indulge them in shell.



This is my code:



if sudo docker ps -a | grep -q 'node1';then
sudo docker inspect --format="{{.Id}}" node1
read num
sudo docker start num
elif sudo docker ps -a | grep -q 'node2';then
sudo docker inspect --formar="{{.Id}}" node2
read Idnode2
sudo docker start Idnode2
else
sudo docker run --name node1 -d -e CASSANDRA_BROADCAST_ADDRESS=192.168.1.xx -p 7000:7000 cassandra:2
fi


output:



./tet.sh
f1713abbee52ca465962ec53e97dde62058d37859005f77786db3e3eebe0086c
blinks forever after this


I am not getting why its blinking and not executing.










share|improve this question


























    up vote
    1
    down vote

    favorite












    I am new to shell scripting, Recently started with basic. I have written code to check if i have cassandra nodes and it gives me yes or no if no then do execute some command. My problem is i already have started node1 and i am checking if node is already there then get the id of that container and start that container. But when i run it, it gets the id of the container and takes so long and never starts. If i start the container without shell commands it starts. But i want to indulge them in shell.



    This is my code:



    if sudo docker ps -a | grep -q 'node1';then
    sudo docker inspect --format="{{.Id}}" node1
    read num
    sudo docker start num
    elif sudo docker ps -a | grep -q 'node2';then
    sudo docker inspect --formar="{{.Id}}" node2
    read Idnode2
    sudo docker start Idnode2
    else
    sudo docker run --name node1 -d -e CASSANDRA_BROADCAST_ADDRESS=192.168.1.xx -p 7000:7000 cassandra:2
    fi


    output:



    ./tet.sh
    f1713abbee52ca465962ec53e97dde62058d37859005f77786db3e3eebe0086c
    blinks forever after this


    I am not getting why its blinking and not executing.










    share|improve this question
























      up vote
      1
      down vote

      favorite









      up vote
      1
      down vote

      favorite











      I am new to shell scripting, Recently started with basic. I have written code to check if i have cassandra nodes and it gives me yes or no if no then do execute some command. My problem is i already have started node1 and i am checking if node is already there then get the id of that container and start that container. But when i run it, it gets the id of the container and takes so long and never starts. If i start the container without shell commands it starts. But i want to indulge them in shell.



      This is my code:



      if sudo docker ps -a | grep -q 'node1';then
      sudo docker inspect --format="{{.Id}}" node1
      read num
      sudo docker start num
      elif sudo docker ps -a | grep -q 'node2';then
      sudo docker inspect --formar="{{.Id}}" node2
      read Idnode2
      sudo docker start Idnode2
      else
      sudo docker run --name node1 -d -e CASSANDRA_BROADCAST_ADDRESS=192.168.1.xx -p 7000:7000 cassandra:2
      fi


      output:



      ./tet.sh
      f1713abbee52ca465962ec53e97dde62058d37859005f77786db3e3eebe0086c
      blinks forever after this


      I am not getting why its blinking and not executing.










      share|improve this question













      I am new to shell scripting, Recently started with basic. I have written code to check if i have cassandra nodes and it gives me yes or no if no then do execute some command. My problem is i already have started node1 and i am checking if node is already there then get the id of that container and start that container. But when i run it, it gets the id of the container and takes so long and never starts. If i start the container without shell commands it starts. But i want to indulge them in shell.



      This is my code:



      if sudo docker ps -a | grep -q 'node1';then
      sudo docker inspect --format="{{.Id}}" node1
      read num
      sudo docker start num
      elif sudo docker ps -a | grep -q 'node2';then
      sudo docker inspect --formar="{{.Id}}" node2
      read Idnode2
      sudo docker start Idnode2
      else
      sudo docker run --name node1 -d -e CASSANDRA_BROADCAST_ADDRESS=192.168.1.xx -p 7000:7000 cassandra:2
      fi


      output:



      ./tet.sh
      f1713abbee52ca465962ec53e97dde62058d37859005f77786db3e3eebe0086c
      blinks forever after this


      I am not getting why its blinking and not executing.







      shell docker cassandra scripting






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      asked Nov 19 at 18:25









      keerthana

      378




      378
























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          1
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          I solved it myself by using this command below



          if sudo docker ps -a | grep -q 'node1';then
          sudo docker inspect --format="{{.Id}}" node1
          sudo docker start node1
          elif sudo docker ps -a | grep -q 'node2';then
          sudo docker inspect --formar="{{.Id}}" node2
          read Idnode2
          sudo docker start Idnode2
          else
          sudo docker run --name node1 -d -e CASSANDRA_BROADCAST_ADDRESS=192.168.1.xx -p 7000:7000 cassandra:2
          fi





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            up vote
            1
            down vote













            I solved it myself by using this command below



            if sudo docker ps -a | grep -q 'node1';then
            sudo docker inspect --format="{{.Id}}" node1
            sudo docker start node1
            elif sudo docker ps -a | grep -q 'node2';then
            sudo docker inspect --formar="{{.Id}}" node2
            read Idnode2
            sudo docker start Idnode2
            else
            sudo docker run --name node1 -d -e CASSANDRA_BROADCAST_ADDRESS=192.168.1.xx -p 7000:7000 cassandra:2
            fi





            share|improve this answer

























              up vote
              1
              down vote













              I solved it myself by using this command below



              if sudo docker ps -a | grep -q 'node1';then
              sudo docker inspect --format="{{.Id}}" node1
              sudo docker start node1
              elif sudo docker ps -a | grep -q 'node2';then
              sudo docker inspect --formar="{{.Id}}" node2
              read Idnode2
              sudo docker start Idnode2
              else
              sudo docker run --name node1 -d -e CASSANDRA_BROADCAST_ADDRESS=192.168.1.xx -p 7000:7000 cassandra:2
              fi





              share|improve this answer























                up vote
                1
                down vote










                up vote
                1
                down vote









                I solved it myself by using this command below



                if sudo docker ps -a | grep -q 'node1';then
                sudo docker inspect --format="{{.Id}}" node1
                sudo docker start node1
                elif sudo docker ps -a | grep -q 'node2';then
                sudo docker inspect --formar="{{.Id}}" node2
                read Idnode2
                sudo docker start Idnode2
                else
                sudo docker run --name node1 -d -e CASSANDRA_BROADCAST_ADDRESS=192.168.1.xx -p 7000:7000 cassandra:2
                fi





                share|improve this answer












                I solved it myself by using this command below



                if sudo docker ps -a | grep -q 'node1';then
                sudo docker inspect --format="{{.Id}}" node1
                sudo docker start node1
                elif sudo docker ps -a | grep -q 'node2';then
                sudo docker inspect --formar="{{.Id}}" node2
                read Idnode2
                sudo docker start Idnode2
                else
                sudo docker run --name node1 -d -e CASSANDRA_BROADCAST_ADDRESS=192.168.1.xx -p 7000:7000 cassandra:2
                fi






                share|improve this answer












                share|improve this answer



                share|improve this answer










                answered Nov 19 at 18:29









                keerthana

                378




                378






























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