How to add condition on action of a resource block in CHEF?












0















I created one resource which has two actions.



Let's say action:A1 and action:A2.
Iam able to call them in one single resource block(test) like this :



test 'Testing the actions' do
action [:a1 ,:a2]
only_if {::File.exists?"/tmp/action_exist.txt"}
end


It is working fine.But what if I want to add the condition on the action like this




Check condition only for action :A1. and simply run action :A2 irrespective of condition.




I tried like this :



test 'Testing the actions' do
action [:A1 ,:A2]
if (action.first=="A1")
puts "yes"
only_if {::File.exists?"/tmp/action_exist.txt" }
end


end



But it's not working.
It is executing this condition for both the actions










share|improve this question























  • It seems both elements on action are symbols, can you compare them as action.first == :A1?

    – Sebastian Palma
    Nov 22 '18 at 11:14













  • @SebastianPalma Sorry, but it didn't help. test 'Testing the actions' do action [:a1 ,:a2] if (action.first == ":a1") only_if { ::File.exists?"/tmp/action_exist.txt" } end end output ` * test[Testing the actions] action a1 * file[/tmp/temp1.txt] action create (up to date) (up to date) * test[Testing the actions] action a2 * file[/tmp/temp2.txt] action create (up to date) (up to date) ` Means it's not skipping for both

    – Anonymous
    Nov 22 '18 at 11:19













  • Not as a string. As in the example I added. ':A1' -> string, :A1 -> symbol.

    – Sebastian Palma
    Nov 22 '18 at 11:20











  • @SebastianPalma..Yes but this time , it's skipping for both ` test[Testing the actions] action a1 (skipped due to not_if) test[Testing the actions] action a2 (skipped due to not_if)`

    – Anonymous
    Nov 22 '18 at 11:43


















0















I created one resource which has two actions.



Let's say action:A1 and action:A2.
Iam able to call them in one single resource block(test) like this :



test 'Testing the actions' do
action [:a1 ,:a2]
only_if {::File.exists?"/tmp/action_exist.txt"}
end


It is working fine.But what if I want to add the condition on the action like this




Check condition only for action :A1. and simply run action :A2 irrespective of condition.




I tried like this :



test 'Testing the actions' do
action [:A1 ,:A2]
if (action.first=="A1")
puts "yes"
only_if {::File.exists?"/tmp/action_exist.txt" }
end


end



But it's not working.
It is executing this condition for both the actions










share|improve this question























  • It seems both elements on action are symbols, can you compare them as action.first == :A1?

    – Sebastian Palma
    Nov 22 '18 at 11:14













  • @SebastianPalma Sorry, but it didn't help. test 'Testing the actions' do action [:a1 ,:a2] if (action.first == ":a1") only_if { ::File.exists?"/tmp/action_exist.txt" } end end output ` * test[Testing the actions] action a1 * file[/tmp/temp1.txt] action create (up to date) (up to date) * test[Testing the actions] action a2 * file[/tmp/temp2.txt] action create (up to date) (up to date) ` Means it's not skipping for both

    – Anonymous
    Nov 22 '18 at 11:19













  • Not as a string. As in the example I added. ':A1' -> string, :A1 -> symbol.

    – Sebastian Palma
    Nov 22 '18 at 11:20











  • @SebastianPalma..Yes but this time , it's skipping for both ` test[Testing the actions] action a1 (skipped due to not_if) test[Testing the actions] action a2 (skipped due to not_if)`

    – Anonymous
    Nov 22 '18 at 11:43
















0












0








0








I created one resource which has two actions.



Let's say action:A1 and action:A2.
Iam able to call them in one single resource block(test) like this :



test 'Testing the actions' do
action [:a1 ,:a2]
only_if {::File.exists?"/tmp/action_exist.txt"}
end


It is working fine.But what if I want to add the condition on the action like this




Check condition only for action :A1. and simply run action :A2 irrespective of condition.




I tried like this :



test 'Testing the actions' do
action [:A1 ,:A2]
if (action.first=="A1")
puts "yes"
only_if {::File.exists?"/tmp/action_exist.txt" }
end


end



But it's not working.
It is executing this condition for both the actions










share|improve this question














I created one resource which has two actions.



Let's say action:A1 and action:A2.
Iam able to call them in one single resource block(test) like this :



test 'Testing the actions' do
action [:a1 ,:a2]
only_if {::File.exists?"/tmp/action_exist.txt"}
end


It is working fine.But what if I want to add the condition on the action like this




Check condition only for action :A1. and simply run action :A2 irrespective of condition.




I tried like this :



test 'Testing the actions' do
action [:A1 ,:A2]
if (action.first=="A1")
puts "yes"
only_if {::File.exists?"/tmp/action_exist.txt" }
end


end



But it's not working.
It is executing this condition for both the actions







ruby chef chef-recipe chef-solo cookbook






share|improve this question













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asked Nov 22 '18 at 11:12









AnonymousAnonymous

164




164













  • It seems both elements on action are symbols, can you compare them as action.first == :A1?

    – Sebastian Palma
    Nov 22 '18 at 11:14













  • @SebastianPalma Sorry, but it didn't help. test 'Testing the actions' do action [:a1 ,:a2] if (action.first == ":a1") only_if { ::File.exists?"/tmp/action_exist.txt" } end end output ` * test[Testing the actions] action a1 * file[/tmp/temp1.txt] action create (up to date) (up to date) * test[Testing the actions] action a2 * file[/tmp/temp2.txt] action create (up to date) (up to date) ` Means it's not skipping for both

    – Anonymous
    Nov 22 '18 at 11:19













  • Not as a string. As in the example I added. ':A1' -> string, :A1 -> symbol.

    – Sebastian Palma
    Nov 22 '18 at 11:20











  • @SebastianPalma..Yes but this time , it's skipping for both ` test[Testing the actions] action a1 (skipped due to not_if) test[Testing the actions] action a2 (skipped due to not_if)`

    – Anonymous
    Nov 22 '18 at 11:43





















  • It seems both elements on action are symbols, can you compare them as action.first == :A1?

    – Sebastian Palma
    Nov 22 '18 at 11:14













  • @SebastianPalma Sorry, but it didn't help. test 'Testing the actions' do action [:a1 ,:a2] if (action.first == ":a1") only_if { ::File.exists?"/tmp/action_exist.txt" } end end output ` * test[Testing the actions] action a1 * file[/tmp/temp1.txt] action create (up to date) (up to date) * test[Testing the actions] action a2 * file[/tmp/temp2.txt] action create (up to date) (up to date) ` Means it's not skipping for both

    – Anonymous
    Nov 22 '18 at 11:19













  • Not as a string. As in the example I added. ':A1' -> string, :A1 -> symbol.

    – Sebastian Palma
    Nov 22 '18 at 11:20











  • @SebastianPalma..Yes but this time , it's skipping for both ` test[Testing the actions] action a1 (skipped due to not_if) test[Testing the actions] action a2 (skipped due to not_if)`

    – Anonymous
    Nov 22 '18 at 11:43



















It seems both elements on action are symbols, can you compare them as action.first == :A1?

– Sebastian Palma
Nov 22 '18 at 11:14







It seems both elements on action are symbols, can you compare them as action.first == :A1?

– Sebastian Palma
Nov 22 '18 at 11:14















@SebastianPalma Sorry, but it didn't help. test 'Testing the actions' do action [:a1 ,:a2] if (action.first == ":a1") only_if { ::File.exists?"/tmp/action_exist.txt" } end end output ` * test[Testing the actions] action a1 * file[/tmp/temp1.txt] action create (up to date) (up to date) * test[Testing the actions] action a2 * file[/tmp/temp2.txt] action create (up to date) (up to date) ` Means it's not skipping for both

– Anonymous
Nov 22 '18 at 11:19







@SebastianPalma Sorry, but it didn't help. test 'Testing the actions' do action [:a1 ,:a2] if (action.first == ":a1") only_if { ::File.exists?"/tmp/action_exist.txt" } end end output ` * test[Testing the actions] action a1 * file[/tmp/temp1.txt] action create (up to date) (up to date) * test[Testing the actions] action a2 * file[/tmp/temp2.txt] action create (up to date) (up to date) ` Means it's not skipping for both

– Anonymous
Nov 22 '18 at 11:19















Not as a string. As in the example I added. ':A1' -> string, :A1 -> symbol.

– Sebastian Palma
Nov 22 '18 at 11:20





Not as a string. As in the example I added. ':A1' -> string, :A1 -> symbol.

– Sebastian Palma
Nov 22 '18 at 11:20













@SebastianPalma..Yes but this time , it's skipping for both ` test[Testing the actions] action a1 (skipped due to not_if) test[Testing the actions] action a2 (skipped due to not_if)`

– Anonymous
Nov 22 '18 at 11:43







@SebastianPalma..Yes but this time , it's skipping for both ` test[Testing the actions] action a1 (skipped due to not_if) test[Testing the actions] action a2 (skipped due to not_if)`

– Anonymous
Nov 22 '18 at 11:43














2 Answers
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0














This is not how Chef works. The resource body isn't a script that is run each action.






share|improve this answer































    0














    It depends on whether the condition is known at compile time. If the condition is known at compile time, you could write something like:



    test 'Testing the action' do
    if ::File.exists?('/tmp/action_exist.txt')
    action [:A1, :A2]
    else
    action [:A2]
    end
    end


    But that's only if your recipes are not fiddling with /tmp/action_exist.txt during the run. If the status of /tmp/action_exist.txt might change during convergence, then you may need to do something fancier. For instance, you could notify the resource to perform :A1 immediately in some resource the precedes the resource. That's not something I have done, so you will probably need to experiment.






    share|improve this answer























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      2 Answers
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      2 Answers
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      0














      This is not how Chef works. The resource body isn't a script that is run each action.






      share|improve this answer




























        0














        This is not how Chef works. The resource body isn't a script that is run each action.






        share|improve this answer


























          0












          0








          0







          This is not how Chef works. The resource body isn't a script that is run each action.






          share|improve this answer













          This is not how Chef works. The resource body isn't a script that is run each action.







          share|improve this answer












          share|improve this answer



          share|improve this answer










          answered Nov 23 '18 at 0:26









          coderangercoderanger

          30.2k32744




          30.2k32744

























              0














              It depends on whether the condition is known at compile time. If the condition is known at compile time, you could write something like:



              test 'Testing the action' do
              if ::File.exists?('/tmp/action_exist.txt')
              action [:A1, :A2]
              else
              action [:A2]
              end
              end


              But that's only if your recipes are not fiddling with /tmp/action_exist.txt during the run. If the status of /tmp/action_exist.txt might change during convergence, then you may need to do something fancier. For instance, you could notify the resource to perform :A1 immediately in some resource the precedes the resource. That's not something I have done, so you will probably need to experiment.






              share|improve this answer




























                0














                It depends on whether the condition is known at compile time. If the condition is known at compile time, you could write something like:



                test 'Testing the action' do
                if ::File.exists?('/tmp/action_exist.txt')
                action [:A1, :A2]
                else
                action [:A2]
                end
                end


                But that's only if your recipes are not fiddling with /tmp/action_exist.txt during the run. If the status of /tmp/action_exist.txt might change during convergence, then you may need to do something fancier. For instance, you could notify the resource to perform :A1 immediately in some resource the precedes the resource. That's not something I have done, so you will probably need to experiment.






                share|improve this answer


























                  0












                  0








                  0







                  It depends on whether the condition is known at compile time. If the condition is known at compile time, you could write something like:



                  test 'Testing the action' do
                  if ::File.exists?('/tmp/action_exist.txt')
                  action [:A1, :A2]
                  else
                  action [:A2]
                  end
                  end


                  But that's only if your recipes are not fiddling with /tmp/action_exist.txt during the run. If the status of /tmp/action_exist.txt might change during convergence, then you may need to do something fancier. For instance, you could notify the resource to perform :A1 immediately in some resource the precedes the resource. That's not something I have done, so you will probably need to experiment.






                  share|improve this answer













                  It depends on whether the condition is known at compile time. If the condition is known at compile time, you could write something like:



                  test 'Testing the action' do
                  if ::File.exists?('/tmp/action_exist.txt')
                  action [:A1, :A2]
                  else
                  action [:A2]
                  end
                  end


                  But that's only if your recipes are not fiddling with /tmp/action_exist.txt during the run. If the status of /tmp/action_exist.txt might change during convergence, then you may need to do something fancier. For instance, you could notify the resource to perform :A1 immediately in some resource the precedes the resource. That's not something I have done, so you will probably need to experiment.







                  share|improve this answer












                  share|improve this answer



                  share|improve this answer










                  answered Dec 25 '18 at 19:45









                  David MDavid M

                  3,38711534




                  3,38711534






























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