Class: Riiif::CommandRunner

Inherits:
Object
  • Object
show all
Includes:
ActiveSupport::Benchmarkable, Open3
Defined in:
app/services/riiif/command_runner.rb

Overview

Runs shell commands under benchmark and saves the output

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.execute(command) ⇒ Object 



24
25
26
 
# File 'app/services/riiif/command_runner.rb', line 24

def self.execute(command)
  new.execute(command)
end

Instance Method Details

#execute(command) ⇒ Object 



9
10
11
12
13
14
15
16
17
18
19
20
21
22
 
# File 'app/services/riiif/command_runner.rb', line 9

def execute(command)
  out = nil
  benchmark("Riiif executed #{command}") do
    stdin, stdout, stderr, wait_thr = popen3(command)
    stdin.close
    stdout.binmode
    out = stdout.read
    stdout.close
    err = stderr.read
    stderr.close
    raise "Unable to execute command \"#{command}\"\n#{err}" unless wait_thr.value.success?
  end
  out
end