Subprocess::get_process_info() - Code Metrics - degagne/filesystem - Measure and Improve Code Quality continuously with Scrutinizer

Subprocess::get_process_info() A
last analyzed 2018-04-04 14:11 UTC

↳ Parent: Subprocess

Complexity

Conditions	1
Paths	1

Size

Total Lines	13
Code Lines	10

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	1
eloc	10
nc	1
nop	1
dl	0
loc	13
rs	9.4285
c	0
b	0
f	0

<?php
namespace Filesystem;

use Symfony\Component\Process\Exception\ProcessFailedException;
use Symfony\Component\Process\Process;

/**
 * Subprocess class.
 *
 * @package Filesystem
 */
class Subprocess
{
    /**
     * Stream STDOUT and/or STDERR to file.
     *
     * @var int
     */
    const STREAM_FILE = 1;

    /**
     * Stream STDOUT and/or STDERR to STDOUT.
     *
     * @var int
     */
    const STREAM_STDOUT = 2;

    /**
     * Stream STDOUT and/or STDERR to file and STDOUT.
     *
     * @var int
     */
    const STREAM_BOTH = 3;

    /**
     * Stream STDOUT and/or STDERR to STDOUT (wait for process to finish).
     *
     * @var int
     */
    const STREAM_STDOUT_WAIT = 4;

    /**
     * Stream STDOUT and/or STDERR to STDOUT (interactive mode).
     *
     * @var int
     */
    const STREAM_STDOUT_TTY = 5;

    /**
     * Initiate subprocess.
     *
     * @param  mixed   $cmd           command(s) being executed
     * @param  boolean $stream        whether or not to stream results to console
     * @param  boolean $fail_on_error whether or not to fail on error or pass
     * @param  mixed   $stdoutfile    STDOUT file for output or NULL
     * @param  mixed   $stderrfile    STDERR file for output or NULL
     * @return array   STDOUT, STDERR and RETVAL or just RETVAL if streamed
     */
    final public function run($cmd, $stream = self::STREAM_STDOUT_WAIT, $fail_on_error = false, $stdoutfile = null, $stderrfile = null)
    {
        $process = new Process($cmd);
        $process->setTimeout(10800);
        $process->setIdleTimeout(3600);

        switch ($stream)
        {
            case '1':
                return $this->stream_to_file($process, $stdoutfile, $stderrfile);

            case '2':
                return $this->stream_to_stdout($process);
                
            case '3':
                return $this->stream_to_both($process, $stdoutfile, $stderrfile);
                
            case '4':
                return $this->stream_stdout_wait($process, $fail_on_error);
                
            case '5':
                return $this->stream_stdout_tty($process);
        }
    }

    /**
     * Stream STDOUT and/or STDERR to console.
     *
     * @param  object $process    process object
     * @param  string $stdoutfile STDOUT file for output
     * @param  string $stderrfile STDERR file for output
     * @return array
     */
    final protected function stream_to_file(Process $process, $stdoutfile, $stderrfile)
    {
        if (!isset($stdoutfile))
        {
            throw new \RuntimeException("Missing output file for STDOUT stream.");
        }

        $GLOBALS['stdoutfile'] = $stdoutfile;
        $GLOBALS['stderrfile'] = $stderrfile;

        $process->run(function($type, $buffer)
        {
            if (Process::ERR === $type)
            {
                if ($GLOBALS['stderrfile'] !== null)
                {
                    file_put_contents($GLOBALS['stderrfile'], $buffer, FILE_APPEND | LOCK_EX);
                } else
                {
                    file_put_contents($GLOBALS['stdoutfile'], $buffer, FILE_APPEND | LOCK_EX);
                }
            } else
            {
                file_put_contents($GLOBALS['stdoutfile'], $buffer, FILE_APPEND | LOCK_EX);
            }
        });
        return $this->get_process_info($process);
    }

    /**
     * Stream STDOUT and STDERR to console.
     *
     * @param  object $process process object
     * @return array
     */
    final protected function stream_to_stdout(Process $process)
    {
        $process->run(function($type, $buffer)
        {
            if (Process::ERR === $type)
            {
                fwrite(STDERR, $buffer);
            }

            if (Process::ERR !== $type)
            {
                fwrite(STDOUT, $buffer);
            }
        });
        return $this->get_process_info($process);
    }

    /**
     * Stream STDOUT and STDERR to console.
     *
     * @param  object $process    Process object
     * @param  string $stdoutfile STDOUT file for output
     * @param  string $stderrfile STDERR file for output
     * @return array
     */
    final protected function stream_to_both(Process $process, $stdoutfile, $stderrfile)
    {
        if (!isset($stdoutfile))
        {
            throw new \RuntimeException("Missing output file for STDOUT stream.");
        }

        $GLOBALS['stdoutfile'] = $stdoutfile;
        $GLOBALS['stderrfile'] = $stderrfile;

        $process->run(function($type, $buffer)
        {
            if (Process::ERR === $type)
            {
                if ($GLOBALS['stderrfile'] !== null)
                {
                    file_put_contents($GLOBALS['stderrfile'], $buffer, FILE_APPEND | LOCK_EX);
                }

                if ($GLOBALS['stderrfile'] === null)
                {
                    file_put_contents($GLOBALS['stdoutfile'], $buffer, FILE_APPEND | LOCK_EX);
                }
                fwrite(STDERR, $buffer);
            }

            if (Process::ERR !== $type)
            {
                file_put_contents($GLOBALS['stdoutfile'], $buffer, FILE_APPEND | LOCK_EX);
                fwrite(STDOUT, $buffer);
            }
        });
        return $this->get_process_info($process);
    }

    /**
     * Wait for process to finish and return.
     *
     * @param  object  $process       process object
     * @param  boolean $fail_on_error whether or not to fail on error or pass
     * @return array
     */
    final protected function stream_stdout_wait(Process $process, $fail_on_error)
    {
        $process->run();
        if ($fail_on_error && !$process->isSuccessful())
        {
            throw new ProcessFailedException($process);
        }
        return $this->get_process_info($process);
    }

    /**
     * Stream STDOUT and STDERR to console (interactive mode).
     *
     * @param  object $process process object
     * @return array
     */
    final protected function stream_stdout_tty(Process $process)
    {
        $process->setTty(true);
        $process->start();
        $process->wait();
        return $this->get_process_info($process);
    }

    /**
     * Returns process information.
     *
     * @param  object $process process object
     * @return array
     */
    final protected function get_process_info(Process $process)
    {
        $cmd_executed = $process->getCommandLine();
        $stdout = $process->getOutput();
        $stderr = $process->getErrorOutput();
        $return_value = $process->getExitCode();
        $return_value_text = $process->getExitCodeText();

        return [
            'command'    => $cmd_executed,
            'stdout'     => $stdout,
            'stderr'     => $stderr,
            'error_code' => [$return_value, $return_value_text]
        ];
    }
}


1			<?php
2			namespace Filesystem;
3
4			use Symfony\Component\Process\Exception\ProcessFailedException;
5			use Symfony\Component\Process\Process;
6
7			/**
8			* Subprocess class.
9			*
10			* @package Filesystem
11			*/
12			class Subprocess
13			{
14			/**
15			* Stream STDOUT and/or STDERR to file.
16			*
17			* @var int
18			*/
19			const STREAM_FILE = 1;
20
21			/**
22			* Stream STDOUT and/or STDERR to STDOUT.
23			*
24			* @var int
25			*/
26			const STREAM_STDOUT = 2;
27
28			/**
29			* Stream STDOUT and/or STDERR to file and STDOUT.
30			*
31			* @var int
32			*/
33			const STREAM_BOTH = 3;
34
35			/**
36			* Stream STDOUT and/or STDERR to STDOUT (wait for process to finish).
37			*
38			* @var int
39			*/
40			const STREAM_STDOUT_WAIT = 4;
41
42			/**
43			* Stream STDOUT and/or STDERR to STDOUT (interactive mode).
44			*
45			* @var int
46			*/
47			const STREAM_STDOUT_TTY = 5;
48
49			/**
50			* Initiate subprocess.
51			*
52			* @param mixed $cmd command(s) being executed
53			* @param boolean $stream whether or not to stream results to console
54			* @param boolean $fail_on_error whether or not to fail on error or pass
55			* @param mixed $stdoutfile STDOUT file for output or NULL
56			* @param mixed $stderrfile STDERR file for output or NULL
57			* @return array STDOUT, STDERR and RETVAL or just RETVAL if streamed
58			*/
59			final public function run($cmd, $stream = self::STREAM_STDOUT_WAIT, $fail_on_error = false, $stdoutfile = null, $stderrfile = null)
60			{
61			$process = new Process($cmd);
62			$process->setTimeout(10800);
63			$process->setIdleTimeout(3600);
64
65			switch ($stream)
66			{
67			case '1':
68			return $this->stream_to_file($process, $stdoutfile, $stderrfile);
69
70			case '2':
71			return $this->stream_to_stdout($process);
72
73			case '3':
74			return $this->stream_to_both($process, $stdoutfile, $stderrfile);
75
76			case '4':
77			return $this->stream_stdout_wait($process, $fail_on_error);
78
79			case '5':
80			return $this->stream_stdout_tty($process);
81			}
82			}
83
84			/**
85			* Stream STDOUT and/or STDERR to console.
86			*
87			* @param object $process process object
88			* @param string $stdoutfile STDOUT file for output
89			* @param string $stderrfile STDERR file for output
90			* @return array
91			*/
92			final protected function stream_to_file(Process $process, $stdoutfile, $stderrfile)
93			{
94			if (!isset($stdoutfile))
95			{
96			throw new \RuntimeException("Missing output file for STDOUT stream.");
97			}
98
99			$GLOBALS['stdoutfile'] = $stdoutfile;
100			$GLOBALS['stderrfile'] = $stderrfile;
101
102			$process->run(function($type, $buffer)
103			{
104			if (Process::ERR === $type)
105			{
106			if ($GLOBALS['stderrfile'] !== null)
107			{
108			file_put_contents($GLOBALS['stderrfile'], $buffer, FILE_APPEND \| LOCK_EX);
109			} else
110			{
111			file_put_contents($GLOBALS['stdoutfile'], $buffer, FILE_APPEND \| LOCK_EX);
112			}
113			} else
114			{
115			file_put_contents($GLOBALS['stdoutfile'], $buffer, FILE_APPEND \| LOCK_EX);
116			}
117			});
118			return $this->get_process_info($process);
119			}
120
121			/**
122			* Stream STDOUT and STDERR to console.
123			*
124			* @param object $process process object
125			* @return array
126			*/
127			final protected function stream_to_stdout(Process $process)
128			{
129			$process->run(function($type, $buffer)
130			{
131			if (Process::ERR === $type)
132			{
133			fwrite(STDERR, $buffer);
134			}
135
136			if (Process::ERR !== $type)
137			{
138			fwrite(STDOUT, $buffer);
139			}
140			});
141			return $this->get_process_info($process);
142			}
143
144			/**
145			* Stream STDOUT and STDERR to console.
146			*
147			* @param object $process Process object
148			* @param string $stdoutfile STDOUT file for output
149			* @param string $stderrfile STDERR file for output
150			* @return array
151			*/
152			final protected function stream_to_both(Process $process, $stdoutfile, $stderrfile)
153			{
154			if (!isset($stdoutfile))
155			{
156			throw new \RuntimeException("Missing output file for STDOUT stream.");
157			}
158
159			$GLOBALS['stdoutfile'] = $stdoutfile;
160			$GLOBALS['stderrfile'] = $stderrfile;
161
162			$process->run(function($type, $buffer)
163			{
164			if (Process::ERR === $type)
165			{
166			if ($GLOBALS['stderrfile'] !== null)
167			{
168			file_put_contents($GLOBALS['stderrfile'], $buffer, FILE_APPEND \| LOCK_EX);
169			}
170
171			if ($GLOBALS['stderrfile'] === null)
172			{
173			file_put_contents($GLOBALS['stdoutfile'], $buffer, FILE_APPEND \| LOCK_EX);
174			}
175			fwrite(STDERR, $buffer);
176			}
177
178			if (Process::ERR !== $type)
179			{
180			file_put_contents($GLOBALS['stdoutfile'], $buffer, FILE_APPEND \| LOCK_EX);
181			fwrite(STDOUT, $buffer);
182			}
183			});
184			return $this->get_process_info($process);
185			}
186
187			/**
188			* Wait for process to finish and return.
189			*
190			* @param object $process process object
191			* @param boolean $fail_on_error whether or not to fail on error or pass
192			* @return array
193			*/
194			final protected function stream_stdout_wait(Process $process, $fail_on_error)
195			{
196			$process->run();
197			if ($fail_on_error && !$process->isSuccessful())
198			{
199			throw new ProcessFailedException($process);
200			}
201			return $this->get_process_info($process);
202			}
203
204			/**
205			* Stream STDOUT and STDERR to console (interactive mode).
206			*
207			* @param object $process process object
208			* @return array
209			*/
210			final protected function stream_stdout_tty(Process $process)
211			{
212			$process->setTty(true);
213			$process->start();
214			$process->wait();
215			return $this->get_process_info($process);
216			}
217
218			/**
219			* Returns process information.
220			*
221			* @param object $process process object
222			* @return array
223			*/
224			final protected function get_process_info(Process $process)
225			{
226			$cmd_executed = $process->getCommandLine();
227			$stdout = $process->getOutput();
228			$stderr = $process->getErrorOutput();
229			$return_value = $process->getExitCode();
230			$return_value_text = $process->getExitCodeText();
231
232			return [
233			'command' => $cmd_executed,
234			'stdout' => $stdout,
235			'stderr' => $stderr,
236			'error_code' => [$return_value, $return_value_text]
237			];
238			}
239			}
240

degagne / filesystem

Subprocess::get_process_info() A last analyzed 2018-04-04 14:11 UTC

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Subprocess::get_process_info() A
last analyzed 2018-04-04 14:11 UTC