Class: AgentJail::Child

Inherits:
Object
  • Object
show all
Defined in:
lib/agent_jail/child.rb

Overview

Runs inside the forked child process. Applies restrictions then executes the block, writing the result to the pipe.

Instance Method Summary collapse

Constructor Details

#initialize(write:, cpu_timeout:, memory_mb:, fs_allow:, fs_read_allow:, block:) ⇒ Child

Returns a new instance of Child.



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# File 'lib/agent_jail/child.rb', line 7

def initialize(write:, cpu_timeout:, memory_mb:, fs_allow:, fs_read_allow:, block:)
  @write        = write
  @cpu_timeout  = cpu_timeout
  @memory_mb    = memory_mb
  @fs_allow     = fs_allow
  @fs_read_allow = fs_read_allow
  @block = block
end

Instance Method Details

#run ⇒ Object 



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# File 'lib/agent_jail/child.rb', line 16

def run
  apply_restrictions

  begin
    result = @block.call
    Pipe.write_result(@write, result)
  rescue Exception => e
    Pipe.write_error(@write, e)
  ensure
    @write.close
  end
end