Retrieving exact tag value from aws ec2 instances












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I'm using the below command to get the AWS EC2 instance tag value for the tag name called 'Name', but the problem is that I also have a tag called 'Cluster Name' so the code below outputs the tag values for both 'Name' and 'Cluster Name' tags.



How can I make it so that I only retrieve the tag value for 'Name' tag?



aws ec2 describe-tags --region us-east-1 --filters "Name=resource-id,Values=i-01159fca884xxxxxx" | grep -2 Name | grep Value | tr -d ' ' | cut -f2 -d: | tr -d '"' | tr -d ','









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    0















    I'm using the below command to get the AWS EC2 instance tag value for the tag name called 'Name', but the problem is that I also have a tag called 'Cluster Name' so the code below outputs the tag values for both 'Name' and 'Cluster Name' tags.



    How can I make it so that I only retrieve the tag value for 'Name' tag?



    aws ec2 describe-tags --region us-east-1 --filters "Name=resource-id,Values=i-01159fca884xxxxxx" | grep -2 Name | grep Value | tr -d ' ' | cut -f2 -d: | tr -d '"' | tr -d ','









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      I'm using the below command to get the AWS EC2 instance tag value for the tag name called 'Name', but the problem is that I also have a tag called 'Cluster Name' so the code below outputs the tag values for both 'Name' and 'Cluster Name' tags.



      How can I make it so that I only retrieve the tag value for 'Name' tag?



      aws ec2 describe-tags --region us-east-1 --filters "Name=resource-id,Values=i-01159fca884xxxxxx" | grep -2 Name | grep Value | tr -d ' ' | cut -f2 -d: | tr -d '"' | tr -d ','









      share|improve this question














      I'm using the below command to get the AWS EC2 instance tag value for the tag name called 'Name', but the problem is that I also have a tag called 'Cluster Name' so the code below outputs the tag values for both 'Name' and 'Cluster Name' tags.



      How can I make it so that I only retrieve the tag value for 'Name' tag?



      aws ec2 describe-tags --region us-east-1 --filters "Name=resource-id,Values=i-01159fca884xxxxxx" | grep -2 Name | grep Value | tr -d ' ' | cut -f2 -d: | tr -d '"' | tr -d ','






      bash amazon-web-services amazon-ec2 grep tags






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      asked Nov 15 '18 at 3:29









      c.kidc.kid

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          This works on a Mac (quotation formatting might need to change for Windows):v



          aws ec2 describe-instances --filter Name=instance-id,Values=i-xxx --query 'Reservations.Instances.Tags[?Key==`Name`].Value' --output text


          Here's a very useful reference for understanding how to use --query: JMESPath Tutorial






          share|improve this answer


























          • This is giving me a return value of 'Name'. That is the name of the tag, but I wanted to get at the value of that tag..

            – c.kid
            Nov 15 '18 at 6:05













          • Oops! Updated to use Value.

            – John Rotenstein
            Nov 15 '18 at 18:42











          • That works! thanks.

            – c.kid
            Nov 16 '18 at 19:11











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          1 Answer
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          1 Answer
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          active

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          0














          This works on a Mac (quotation formatting might need to change for Windows):v



          aws ec2 describe-instances --filter Name=instance-id,Values=i-xxx --query 'Reservations.Instances.Tags[?Key==`Name`].Value' --output text


          Here's a very useful reference for understanding how to use --query: JMESPath Tutorial






          share|improve this answer


























          • This is giving me a return value of 'Name'. That is the name of the tag, but I wanted to get at the value of that tag..

            – c.kid
            Nov 15 '18 at 6:05













          • Oops! Updated to use Value.

            – John Rotenstein
            Nov 15 '18 at 18:42











          • That works! thanks.

            – c.kid
            Nov 16 '18 at 19:11
















          0














          This works on a Mac (quotation formatting might need to change for Windows):v



          aws ec2 describe-instances --filter Name=instance-id,Values=i-xxx --query 'Reservations.Instances.Tags[?Key==`Name`].Value' --output text


          Here's a very useful reference for understanding how to use --query: JMESPath Tutorial






          share|improve this answer


























          • This is giving me a return value of 'Name'. That is the name of the tag, but I wanted to get at the value of that tag..

            – c.kid
            Nov 15 '18 at 6:05













          • Oops! Updated to use Value.

            – John Rotenstein
            Nov 15 '18 at 18:42











          • That works! thanks.

            – c.kid
            Nov 16 '18 at 19:11














          0












          0








          0







          This works on a Mac (quotation formatting might need to change for Windows):v



          aws ec2 describe-instances --filter Name=instance-id,Values=i-xxx --query 'Reservations.Instances.Tags[?Key==`Name`].Value' --output text


          Here's a very useful reference for understanding how to use --query: JMESPath Tutorial






          share|improve this answer















          This works on a Mac (quotation formatting might need to change for Windows):v



          aws ec2 describe-instances --filter Name=instance-id,Values=i-xxx --query 'Reservations.Instances.Tags[?Key==`Name`].Value' --output text


          Here's a very useful reference for understanding how to use --query: JMESPath Tutorial







          share|improve this answer














          share|improve this answer



          share|improve this answer








          edited Nov 15 '18 at 18:42

























          answered Nov 15 '18 at 5:50









          John RotensteinJohn Rotenstein

          74k782129




          74k782129













          • This is giving me a return value of 'Name'. That is the name of the tag, but I wanted to get at the value of that tag..

            – c.kid
            Nov 15 '18 at 6:05













          • Oops! Updated to use Value.

            – John Rotenstein
            Nov 15 '18 at 18:42











          • That works! thanks.

            – c.kid
            Nov 16 '18 at 19:11



















          • This is giving me a return value of 'Name'. That is the name of the tag, but I wanted to get at the value of that tag..

            – c.kid
            Nov 15 '18 at 6:05













          • Oops! Updated to use Value.

            – John Rotenstein
            Nov 15 '18 at 18:42











          • That works! thanks.

            – c.kid
            Nov 16 '18 at 19:11

















          This is giving me a return value of 'Name'. That is the name of the tag, but I wanted to get at the value of that tag..

          – c.kid
          Nov 15 '18 at 6:05







          This is giving me a return value of 'Name'. That is the name of the tag, but I wanted to get at the value of that tag..

          – c.kid
          Nov 15 '18 at 6:05















          Oops! Updated to use Value.

          – John Rotenstein
          Nov 15 '18 at 18:42





          Oops! Updated to use Value.

          – John Rotenstein
          Nov 15 '18 at 18:42













          That works! thanks.

          – c.kid
          Nov 16 '18 at 19:11





          That works! thanks.

          – c.kid
          Nov 16 '18 at 19:11




















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