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Bug #3038

Updated by Nicolas PERRON over 11 years ago

After an upgrade of Rudder from *2.4.0~beta4* 2.4.0~beta4 to *2.4.0~rc1* 2.4.0~rc1 an error is thrown with some conditions: 
 * There are several Directives from *Enforce Enforce a File Content* Content 
 * Some of these Directives are at version *2.0*, 2.0, the others are at version *3.0* 3.0 (the last version from *2.4.0~beta4*) 2.4.0~beta4) 
 * Before to update manually the Techniques from packages of Rudder *2.4.0~beta4* 2.4.0~beta4 to *2.4.0~rc1*, 2.4.0~rc1, fix the *metadata.xml* metadata.xml of *Enforce Enforce A File Content* Content by replacing tag *<POLICY>* <POLICY> by *<TECHNIQUE>* <TECHNIQUE> (#3027) 

 After a complete upgrade of Rudder and Techniques (commit new Techniques and restart Rudder or reload techniques on the WebUI): 
 * Using Rules rules with Directives based on *Enforce Enforce A File Content* Technique Content Directives will work 
 * Trying to edit a Directive based on *Enforce Enforce A File Content* Content Technique will lead to: 
 ** A message in the WebUI _"The "The server cannot be contacted at this time"_ time" 
 ** A message in the webapp logs:  
 <pre> 
 "[...] Java.NoSuchElementException: [...] Key not found: 3.1 [...]" 
 </pre> 

 The workaround of this problem was to: 
 * Remove *Enforce Enforce A File Content* v*3.1* Content v3.1 from the Techniques: 
 <pre> 
 cd /var/rudder/configuration-repository/techniques/fileDistribution/checkGenericFileContent 
 git rm -r 3.1/ 
 git commit -m "Remove 'Enforce A File Content' v3.1 Technique temporarily" 
 </pre> 

 * Reload the Technique Library on the WebUI (Configuration Policy > Techniques > Reload or Administration > Policy Server > Reload Techniques > Reload) 

 * The edition of the Directives based on *Enforce Enforce A File Content* Content will be available. Migrate all the Directives of *Enforce Enforce a File Content* Content from *2.0* 2.0 to *3.0* 3.0 

 * Re enable the *Enforce Enforce A File Content* Content Technique v*3.1* v3.1 by reverting the previous commit 
 <pre> 
 git revert xxxxxx # With xxxxxx = commit id of "Remove 'Enforce A File Content' v3.1 Technique temporarily" 
 </pre> 

 * Reload the Technique Library on the WebUI (Configuration Policy > Techniques > Reload or Administration > Policy Server > Reload Techniques > Reload) 

 * We will be able to edit Directives based on Enforce a File Content and to use version 3.1

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