Class: HaveAPI::ClientExamples::FsClient

Inherits:
HaveAPI::ClientExample show all
Defined in:
lib/haveapi/client_examples/fs_client.rb

Instance Attribute Summary

Attributes inherited from HaveAPI::ClientExample

#action, #action_name, #base_url, #host, #resource, #resource_path, #version

Instance Method Summary collapse

Methods inherited from HaveAPI::ClientExample

auth, clients, code, example, init, #initialize, label, order, register, #version_url

Constructor Details

This class inherits a constructor from HaveAPI::ClientExample

Instance Method Details

#auth(method, desc) ⇒ Object



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# File 'lib/haveapi/client_examples/fs_client.rb', line 13

def auth(method, desc)
  case method
  when :basic
    <<END
# Provide credentials as file system options
#{init} -o auth_method=basic,user=myuser,password=secret

# If username or password isn't provided, the user is asked on stdin
#{init} -o auth_method=basic,user=myuser
Password: secret
END

  when :token
    <<END
# Authenticate using username and password
#{init} -o auth_method=token,user=myuser
Password: secret

# If you have generated a token, you can use it
#{init} -o auth_method=token,token=yourtoken

# Note that the file system can read config file from haveapi-client, so if
# you set up authentication there, the file system will use it.
END
  end
end

#class_action?Boolean

Returns:



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# File 'lib/haveapi/client_examples/fs_client.rb', line 114

def class_action?
  action[:path].index(/:[a-zA-Z\-_]+/).nil?
end

#example(sample) ⇒ Object



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# File 'lib/haveapi/client_examples/fs_client.rb', line 40

def example(sample)
  cmd = [init]

  path = [mountpoint].concat(resource_path)

  unless class_action?
    if !sample[:path_params] || sample[:path_params].empty?
      fail "example {#{sample}} of action #{resource_path.join('.')}"+
           ".#{action_name} is for an instance action but does not include "+
           "URL parameters"
    end

    path << sample[:path_params].first.to_s
  end

  path << 'actions' << action_name

  cmd << "\n# Change to action directory"
  cmd << "$ cd #{File.join(path)}"

  if sample[:request] && !sample[:request].empty?
    cmd << "\n# Prepare input parameters"

    sample[:request].each do |k, v|
      cmd << "$ echo '#{v}' > input/#{k}"
    end
  end

  cmd << "\n# Execute the action"
  cmd << "$ echo 1 > exec"

  cmd << "\n# Query the action's result"
  cmd << "$ cat status"
  cmd << (sample[:status] ? '1' : '0')

  if sample[:status]
    if sample[:response] && !sample[:response].empty? \
       && %i(hash object).include?(action[:output][:layout])
      cmd << "\n# Query the output parameters"

      sample[:response].each do |k, v|
        cmd << "$ cat output/#{k}"

        if v === true
          cmd << '1'

        elsif v === false
          cmd << '0'

        else
          cmd << "#{v.to_s}"
        end

        cmd << "\n"
      end
    end

  else
    cmd << "\n# Get the error message"
    cmd << "$ cat message"
    cmd << sample[:message]

    cmd << "\n# Parameter errors can be seen in the `errors` directory"
    cmd << "$ ls errors"
    cmd << (sample[:errors] || {}).keys.join("\n")
  end

  cmd.join("\n")
end

#initObject



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# File 'lib/haveapi/client_examples/fs_client.rb', line 9

def init
  "# Mount the file system\n$ haveapi-fs #{base_url} #{mountpoint} -o version=#{version}"
end

#mountpointObject



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# File 'lib/haveapi/client_examples/fs_client.rb', line 110

def mountpoint
  "/mnt/#{host}"
end