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Difference between revisions of "Satori/OhaiSolo"

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:<big>This wiki page defines the full specification for the [https://blueprints.launchpad.net/satori/+spec/ohai-solo ohai-solo blueprint].</big>
 
:<big>This wiki page defines the full specification for the [https://blueprints.launchpad.net/satori/+spec/ohai-solo ohai-solo blueprint].</big>
  
:<big>Satori should provide a module that will allow it to perform cross-platform data plane discovery through ohai-solo, adhering to the [[Satori/SystemInfoProposal|System Info Proposal]] implementation. [https://github.com/rackerlabs/ohai-plugins ohai-solo] is a package used to examine individual host machines and return JSON output of its results.</big>
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:<big>Satori should contain a module that will allow it to perform cross-platform [[Satori/glossary#Data_Plane_Discovery|data plane discovery]] through built-in support for [https://github.com/rackerlabs/ohai-plugins ohai-solo], adhering to the [[Satori/SystemInfoProposal|System Info Proposal]] implementation. [https://github.com/rackerlabs/ohai-plugins ohai-solo] is a package used to examine individual host machines and return JSON output of its results.</big>
  
  

Revision as of 00:03, 8 March 2014

ohai-solo as a sysinfo provider

This wiki page defines the full specification for the ohai-solo blueprint.
Satori should contain a module that will allow it to perform cross-platform data plane discovery through built-in support for ohai-solo, adhering to the System Info Proposal implementation. ohai-solo is a package used to examine individual host machines and return JSON output of its results.


Requirements

In order to be ohai-solo capable, the ohai-solo module must to automate the following, for any discovered system:

  1. Request and understand package information from ohai-solo's upstream package archive
  2. Determine enough remote platform info to be able to select the correct ohai-solo package
  3. Download the package (probably using wget)
  4. Perform an install of the package
  5. Check the version of an existing ohai-solo package
  6. Update ohai-solo if needed
  7. Uninstall ohai-solo
  8. Gracefully handle any common errors when running ohai-solo
  9. Return the JSON output from ohai-solo as a python dictionary

For information about satori's current sysinfo concepts
For more information about the ohai-solo project
For more information about satori's ssh module

(Implementations for the requirements in this spec will leverage satori's ssh module.)