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obazoud/gist:9aa1d005ce619ccea5e8

Created March 18, 2015 15:32
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Chef: Migrate role name with Knife
Raw
gistfile1.txt
knife exec -E 'nodes.find("role:qwerty") { |node| new_run_list = node.run_list.map { |element| (element == "role[qwerty]") ? "role[azerty]" : element }; node.run_list.reset!(new_run_list); node.save; }'
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