StepRunner::runNewContainer() - Code Metrics - Inspection of "fix exec tester on not passed tests" - ktomk/pipelines - Measure and Improve Code Quality continuously with Scrutinizer

Passed

Push — test ( ad6ada...f0eb37 )

by Tom

created 2019-12-17 15:14 UTC

StepRunner::runNewContainer() B

↳ Parent: StepRunner

Complexity

Conditions	8
Paths	32

Size

Total Lines	52
Code Lines	35

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	30
CRAP Score	8.1039

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
cc	8
eloc	35
c	1
b	0
f	0
nc	32
nop	4
dl	0
loc	52
ccs	30
cts	34
cp	0.8824
crap	8.1039
rs	8.1155

How to fix Long Method

<?php

/* this file is part of pipelines */

namespace Ktomk\Pipelines\Runner;

use Ktomk\Pipelines\Cli\Docker;
use Ktomk\Pipelines\Cli\Exec;
use Ktomk\Pipelines\Cli\Streams;
use Ktomk\Pipelines\DestructibleString;
use Ktomk\Pipelines\File\Image;
use Ktomk\Pipelines\File\Step;
use Ktomk\Pipelines\Lib;
use Ktomk\Pipelines\LibFs;
use Ktomk\Pipelines\LibTmp;
use Ktomk\Pipelines\Runner\Docker\Binary\Repository;
filter:
    dependency_paths: ["lib/*"]

/**
 * Runner for a single step of a pipeline
 */
class StepRunner
{
    /**
     * @var RunOpts
     */
    private $runOpts;

    /**
     * @var Directories
     */
    private $directories;

    /**
     * @var Exec
     */
    private $exec;

    /**
     * @var Flags
     */
    private $flags;

    /**
     * @var Env
     */
    private $env;

    /**
     * @var Streams
     */
    private $streams;

    /**
     * list of temporary directory destructible markers
     *
     * @var array
     */
    private $temporaryDirectories = array();

    /**
     * DockerSession constructor.
     *
     * @param RunOpts $runOpts
     * @param Directories $directories source repository root directory based directories object
     * @param Exec $exec
     * @param Flags $flags
     * @param Env $env
     * @param Streams $streams
     */
    public function __construct(
        RunOpts $runOpts,
        Directories $directories,
        Exec $exec,
        Flags $flags,
        Env $env,
        Streams $streams
    )
    {
        $this->runOpts = $runOpts;
        $this->directories = $directories;
        $this->exec = $exec;
        $this->flags = $flags;
        $this->env = $env;
        $this->streams = $streams;
    }

    /**
     * @param Step $step
     * @return null|int exist status of step script or null if the run operation failed
     */
    public function runStep(Step $step)
    {
        $dir = $this->directories->getProjectDirectory();
        $env = $this->env;
        $exec = $this->exec;
        $streams = $this->streams;
        $reuseContainer = $this->flags->reuseContainer();
        $deployCopy = $this->flags->deployCopy();

        $name = $this->generateContainerName($step);

        if (false === $reuseContainer) {
            $this->zapContainerByName($name);
        }
        $image = $step->getImage();
        $env->setContainerName($name);

        # launch container
        $streams->out(sprintf(
            "\x1D+++ step #%d\n\n    name...........: %s\n    effective-image: %s\n    container......: %s\n",
            $step->getIndex() + 1,
            $step->getName() ? '"' . $step->getName() . '"' : '(unnamed)',
            $image->getName(),
            $name
        ));

        $id = null;
        if ($reuseContainer) {
            $id = $this->dockerGetContainerIdByName($name);
        }

        if (null === $id) {
            list($id, $status) = $this->runNewContainer($name, $dir, $deployCopy, $step);
            if (null === $id) {
                return $status;
            }
        }

        $streams->out(sprintf("    container-id...: %s\n\n", substr($id, 0, 12)));

        # TODO: different deployments, mount (default), mount-ro, copy
        if (null !== $result = $this->deployCopy($deployCopy, $id, $dir)) {
            return $result;
        }

        $status = $this->runStepScript($step, $streams, $exec, $name);

        $this->captureStepArtifacts($step, $deployCopy && 0 === $status, $id, $dir);

        $this->shutdownStepContainer($status, $id, $exec, $name);

        return $status;
    }

    /**
     * @param Step $step
     * @param bool $copy
     * @param string $id container id
     * @param string $dir to put artifacts in (project directory)
     * @throws \RuntimeException
     */
    private function captureStepArtifacts(Step $step, $copy, $id, $dir)
    {
        # capturing artifacts is only supported for deploy copy
        if (!$copy) {
            return;
        }

        $artifacts = $step->getArtifacts();

        if (null === $artifacts) {
            return;
        }

        $exec = $this->exec;
        $streams = $this->streams;

        $streams->out("\x1D+++ copying artifacts from container...\n");

        $source = new ArtifactSource($exec, $id, $dir);

        $patterns = $artifacts->getPatterns();
        foreach ($patterns as $pattern) {
            $this->captureArtifactPattern($source, $pattern, $dir);
        }

        $streams('');
    }

    /**
     * @see Runner::captureStepArtifacts()
     *
     * @param ArtifactSource $source
     * @param string $pattern
     * @param string $dir
     * @throws \RuntimeException
     */
    private function captureArtifactPattern(ArtifactSource $source, $pattern, $dir)
    {
        $exec = $this->exec;
        $streams = $this->streams;

        $id = $source->getId();
        $paths = $source->findByPattern($pattern);
        if (empty($paths)) {
            return;
        }

        $chunks = Lib::arrayChunkByStringLength($paths, 131072, 4);

        foreach ($chunks as $paths) {
            $docker = Lib::cmd('docker', array('exec', '-w', '/app', $id));
            $tar = Lib::cmd('tar', array('c', '-f', '-', $paths));
            $unTar = Lib::cmd('tar', array('x', '-f', '-', '-C', $dir));

            $command = $docker . ' ' . $tar . ' | ' . $unTar;
            $status = $exec->pass($command, array());

            if (0 !== $status) {
                $streams->err(sprintf(
                    "pipelines: Artifact failure: '%s' (%d, %d paths, %d bytes)\n",
                    $pattern,
                    $status,
                    count($paths),
                    strlen($command)
                ));
            }
        }
    }

    /**
     * @param bool $copy
     * @param string $id container id
     * @param string $dir directory to copy contents into container
     * @throws \RuntimeException
     * @return null|int null if all clear, integer for exit status
     */
    private function deployCopy($copy, $id, $dir)
    {
        if (!$copy) {
            return null;
        }

        $streams = $this->streams;
        $exec = $this->exec;

        $streams->out("\x1D+++ copying files into container...\n");

        $tmpDir = LibTmp::tmpDir('pipelines-cp.');
        $this->temporaryDirectories[] = DestructibleString::rmDir($tmpDir);
        LibFs::symlink($dir, $tmpDir . '/app');
        $cd = Lib::cmd('cd', array($tmpDir . '/.'));
        $tar = Lib::cmd('tar', array('c', '-h', '-f', '-', '--no-recursion', 'app'));
        $dockerCp = Lib::cmd('docker ', array('cp', '-', $id . ':/.'));
        $status = $exec->pass("${cd} && echo 'app' | ${tar} | ${dockerCp}", array());
        LibFs::unlink($tmpDir . '/app');
        if (0 !== $status) {
            $streams->err('pipelines: deploy copy failure\n');

            return $status;
        }

        $cd = Lib::cmd('cd', array($dir . '/.'));
        $tar = Lib::cmd('tar', array('c', '-f', '-', '.'));
        $dockerCp = Lib::cmd('docker ', array('cp', '-', $id . ':/app'));
        $status = $exec->pass("${cd} && ${tar} | ${dockerCp}", array());
        if (0 !== $status) {
            $streams->err('pipelines: deploy copy failure\n');

            return $status;
        }

        $streams('');

        return null;
    }

    /**
     * @param string $name
     * @return null|string
     */
    private function dockerGetContainerIdByName($name)
    {
        $ids = null;

        $status = $this->exec->capture(
            'docker',
            array(
                'ps', '-qa', '--filter',
                "name=^/${name}$"
            ),
            $result
        );

        $status || $ids = Lib::lines($result);

        if ($status || !(is_array($ids) && 1 === count($ids))) {
            return null;
        }

        return $ids[0];
    }

    /**
     * @param Step $step
     * @return string
     */
    private function generateContainerName(Step $step)
    {
        $project = $this->directories->getName();
        $idContainerSlug = preg_replace('([^a-zA-Z0-9_.-]+)', '-', $step->getPipeline()->getId());
        if ('' === $idContainerSlug) {
            $idContainerSlug = 'null';
        }
        $nameSlug = preg_replace(array('( )', '([^a-zA-Z0-9_.-]+)'), array('-', ''), $step->getName());
        if ('' === $nameSlug) {
            $nameSlug = 'no-name';
        }

        return $this->runOpts->getPrefix() . '-' . implode(
            '.',
            array_reverse(
                array(
                        $project,
                        trim($idContainerSlug, '-'),
                        $nameSlug,
                        $step->getIndex() + 1,
                    )
            )
        );
    }

    /**
     * @param Image $image
     * @throws \RuntimeException
     * @throws \InvalidArgumentException
     */
    private function imageLogin(Image $image)
    {
        $login = new DockerLogin($this->exec, $this->env->getResolver());
        $login->byImage($image);
    }

    /**
     * @param string $name
     * @param string $dir
     * @param bool $copy
     * @param Step $step
     * @return array array(string|null $id, int $status)
     */
    private function runNewContainer($name, $dir, $copy, Step $step)
    {
        $env = $this->env;
        $exec = $this->exec;
        $streams = $this->streams;

        $image = $step->getImage();

        # process docker login if image demands so, but continue on failure
        $this->imageLogin($image);

        // enable docker client inside docker by mounting docker socket
        // FIXME give controlling options, this is serious /!\
        $mountDockerSock = array();
        if ($this->flags->useDockerSocket() && file_exists('/var/run/docker.sock')) {
            $mountDockerSock = array(
                '-v', '/var/run/docker.sock:/var/run/docker.sock',
            );
        }

        $parentName = $env->getValue('PIPELINES_PARENT_CONTAINER_NAME');
        $checkMount = $mountDockerSock && null !== $parentName;
        $deviceDir = $dir;
        if ($checkMount) {
            $docker = new Docker($exec);
            $deviceDir = $docker->hostDevice($parentName, $dir);
            unset($docker);
        }

        $mountWorkingDirectory = $copy
            ? array()
            : array('--volume', "${deviceDir}:/app"); // FIXME(tk): hard encoded /app

        $status = $exec->capture('docker', array(
            'run', '-i', '--name', $name,
            $env->getArgs('-e'),
            $mountWorkingDirectory, '-e', 'BITBUCKET_CLONE_DIR=/app',
            $mountDockerSock,
            '--workdir', '/app', '--detach', '--entrypoint=/bin/sh', $image->getName()
        ), $out, $err);
        if (0 !== $status) {
            $streams->out("    container-id...: *failure*\n\n");
            $streams->err("pipelines: setting up the container failed\n");
            $streams->err("${err}\n");
            $streams->out("${out}\n");
            $streams->out(sprintf("exit status: %d\n", $status));

            return array(null, $status);
        }
        $id = rtrim($out) ?: '*dry-run*'; # side-effect: internal exploit of no output with true exit status

        return array($id, 0);
    }

    /**
     * @param Step $step
     * @param Streams $streams
     * @param Exec $exec
     * @param string $name container name
     * @return null|int should never be null, status, non-zero if a command failed
     */
    private function runStepScript(Step $step, Streams $streams, Exec $exec, $name)
    {
        $script = $step->getScript();

        $buffer = Lib::cmd("<<'SCRIPT' docker", array(
            'exec', '-i', $name, '/bin/sh'
        ));
        $buffer .= "\n# this /bin/sh script is generated from a pipelines pipeline:\n";
        foreach ($script as $line => $command) {
            $buffer .= 'printf \'\\035+ %s\\n\' ' . Lib::quoteArg($command) . "\n";
            $buffer .= $command . "\n";
            $buffer .= 'ret=$?' . "\n";
            $buffer .= 'printf \'\\n\'' . "\n";
            $buffer .= 'if [ $ret -ne 0 ]; then exit $ret; fi' . "\n";
        }
        $buffer .= "SCRIPT\n";

        $status = $exec->pass($buffer, array());

        if (0 !== $status) {
            $streams->err(sprintf("script non-zero exit status: %d\n", $status));
        }

        return $status;
    }

    /**
     * @param int $status
     * @param string $id container id
     * @param Exec $exec
     * @param string $name container name
     * @throws \RuntimeException
     */
    private function shutdownStepContainer($status, $id, Exec $exec, $name)
    {
        $flags = $this->flags;

        # keep container on error
        if (0 !== $status && $flags->keepOnError()) {
            $this->streams->err(sprintf(
                "error, keeping container id %s\n",
                substr($id, 0, 12)
            ));

            return;
        }

        # keep or remove container
        if ($flags->killContainer()) {
            $exec->capture('docker', array('kill', $name));
        }

        if ($flags->removeContainer()) {
            $exec->capture('docker', array('rm', $name));
        }

        if ($flags->keep()) {
            $this->streams->out(sprintf(
                "keeping container id %s\n",
                substr($id, 0, 12)
            ));
        }
    }

    /**
     * @param string $name
     */
    private function zapContainerByName($name)
    {
        $ids = null;

        $status = $this->exec->capture(
            'docker',
            array(
                'ps', '-qa', '--filter',
                "name=^/${name}$"
            ),
            $result
        );

        $status || $ids = Lib::lines($result);

        if ($status || !(is_array($ids) && 1 === count($ids))) {
            return;
        }

        $this->exec->capture('docker', Lib::merge('kill', $ids));
        $this->exec->capture('docker', Lib::merge('rm', $ids));
    }
}


1		<?php
2
3		/* this file is part of pipelines */
4
5		namespace Ktomk\Pipelines\Runner;
6
7		use Ktomk\Pipelines\Cli\Docker;
8		use Ktomk\Pipelines\Cli\Exec;
9		use Ktomk\Pipelines\Cli\Streams;
10		use Ktomk\Pipelines\DestructibleString;
11		use Ktomk\Pipelines\File\Image;
12		use Ktomk\Pipelines\File\Step;
13		use Ktomk\Pipelines\Lib;
14		use Ktomk\Pipelines\LibFs;
15		use Ktomk\Pipelines\LibTmp;
16		use Ktomk\Pipelines\Runner\Docker\Binary\Repository;
		0 ignored issues – show Bug introduced 2019-12-17 15:18 UTC by Report Bug Copy Issue Report The type `Ktomk\Pipelines\Runner\Docker\Binary\Repository` was not found. Maybe you did not declare it correctly or list all dependencies? The issue could also be caused by a filter entry in the build configuration. If the path has been excluded in your configuration, e.g. `excluded_paths: ["lib/"]`, you can move it to the dependency path list as follows: filter: dependency_paths: ["lib/"] For further information see https://scrutinizer-ci.com/docs/tools/php/php-scrutinizer/#list-dependency-paths Loading history...
17
18		/**
19		* Runner for a single step of a pipeline
20		*/
21		class StepRunner
22		{
23		/**
24		* @var RunOpts
25		*/
26		private $runOpts;
27
28		/**
29		* @var Directories
30		*/
31		private $directories;
32
33		/**
34		* @var Exec
35		*/
36		private $exec;
37
38		/**
39		* @var Flags
40		*/
41		private $flags;
42
43		/**
44		* @var Env
45		*/
46		private $env;
47
48		/**
49		* @var Streams
50		*/
51		private $streams;
52
53		/**
54		* list of temporary directory destructible markers
55		*
56		* @var array
57		*/
58		private $temporaryDirectories = array();
59
60		/**
61		* DockerSession constructor.
62		*
63		* @param RunOpts $runOpts
64		* @param Directories $directories source repository root directory based directories object
65		* @param Exec $exec
66		* @param Flags $flags
67		* @param Env $env
68		* @param Streams $streams
69		*/
70	13	public function __construct(
71		RunOpts $runOpts,
72		Directories $directories,
73		Exec $exec,
74		Flags $flags,
75		Env $env,
76		Streams $streams
77		)
78		{
79	13	$this->runOpts = $runOpts;
80	13	$this->directories = $directories;
81	13	$this->exec = $exec;
82	13	$this->flags = $flags;
83	13	$this->env = $env;
84	13	$this->streams = $streams;
85	13	}
86
87		/**
88		* @param Step $step
89		* @return null\|int exist status of step script or null if the run operation failed
90		*/
91	13	public function runStep(Step $step)
92		{
93	13	$dir = $this->directories->getProjectDirectory();
94	13	$env = $this->env;
95	13	$exec = $this->exec;
96	13	$streams = $this->streams;
97	13	$reuseContainer = $this->flags->reuseContainer();
98	13	$deployCopy = $this->flags->deployCopy();
99
100	13	$name = $this->generateContainerName($step);
101
102	13	if (false === $reuseContainer) {
103	10	$this->zapContainerByName($name);
104		}
105	13	$image = $step->getImage();
106	13	$env->setContainerName($name);
107
108		# launch container
109	13	$streams->out(sprintf(
110	13	"\x1D+++ step #%d\n\n name...........: %s\n effective-image: %s\n container......: %s\n",
111	13	$step->getIndex() + 1,
112	13	$step->getName() ? '"' . $step->getName() . '"' : '(unnamed)',
113	13	$image->getName(),
114	13	$name
115		));
116
117	13	$id = null;
118	13	if ($reuseContainer) {
119	3	$id = $this->dockerGetContainerIdByName($name);
120		}
121
122	13	if (null === $id) {
123	11	list($id, $status) = $this->runNewContainer($name, $dir, $deployCopy, $step);
124	11	if (null === $id) {
125	1	return $status;
126		}
127		}
128
129	12	$streams->out(sprintf(" container-id...: %s\n\n", substr($id, 0, 12)));
130
131		# TODO: different deployments, mount (default), mount-ro, copy
132	12	if (null !== $result = $this->deployCopy($deployCopy, $id, $dir)) {
133	2	return $result;
134		}
135
136	10	$status = $this->runStepScript($step, $streams, $exec, $name);
137
138	10	$this->captureStepArtifacts($step, $deployCopy && 0 === $status, $id, $dir);
139
140	10	$this->shutdownStepContainer($status, $id, $exec, $name);
141
142	10	return $status;
143		}
144
145		/**
146		* @param Step $step
147		* @param bool $copy
148		* @param string $id container id
149		* @param string $dir to put artifacts in (project directory)
150		* @throws \RuntimeException
151		*/
152	10	private function captureStepArtifacts(Step $step, $copy, $id, $dir)
153		{
154		# capturing artifacts is only supported for deploy copy
155	10	if (!$copy) {
156	5	return;
157		}
158
159	5	$artifacts = $step->getArtifacts();
160
161	5	if (null === $artifacts) {
162	2	return;
163		}
164
165	3	$exec = $this->exec;
166	3	$streams = $this->streams;
167
168	3	$streams->out("\x1D+++ copying artifacts from container...\n");
169
170	3	$source = new ArtifactSource($exec, $id, $dir);
171
172	3	$patterns = $artifacts->getPatterns();
173	3	foreach ($patterns as $pattern) {
174	3	$this->captureArtifactPattern($source, $pattern, $dir);
175		}
176
177	3	$streams('');
178	3	}
179
180		/**
181		* @see Runner::captureStepArtifacts()
182		*
183		* @param ArtifactSource $source
184		* @param string $pattern
185		* @param string $dir
186		* @throws \RuntimeException
187		*/
188	3	private function captureArtifactPattern(ArtifactSource $source, $pattern, $dir)
189		{
190	3	$exec = $this->exec;
191	3	$streams = $this->streams;
192
193	3	$id = $source->getId();
194	3	$paths = $source->findByPattern($pattern);
195	3	if (empty($paths)) {
196	1	return;
197		}
198
199	2	$chunks = Lib::arrayChunkByStringLength($paths, 131072, 4);
200
201	2	foreach ($chunks as $paths) {
202	2	$docker = Lib::cmd('docker', array('exec', '-w', '/app', $id));
203	2	$tar = Lib::cmd('tar', array('c', '-f', '-', $paths));
204	2	$unTar = Lib::cmd('tar', array('x', '-f', '-', '-C', $dir));
205
206	2	$command = $docker . ' ' . $tar . ' \| ' . $unTar;
207	2	$status = $exec->pass($command, array());
208
209	2	if (0 !== $status) {
210	1	$streams->err(sprintf(
211	1	"pipelines: Artifact failure: '%s' (%d, %d paths, %d bytes)\n",
212	1	$pattern,
213	1	$status,
214	1	count($paths),
215	1	strlen($command)
216		));
217		}
218		}
219	2	}
220
221		/**
222		* @param bool $copy
223		* @param string $id container id
224		* @param string $dir directory to copy contents into container
225		* @throws \RuntimeException
226		* @return null\|int null if all clear, integer for exit status
227		*/
228	12	private function deployCopy($copy, $id, $dir)
229		{
230	12	if (!$copy) {
231	5	return null;
232		}
233
234	7	$streams = $this->streams;
235	7	$exec = $this->exec;
236
237	7	$streams->out("\x1D+++ copying files into container...\n");
238
239	7	$tmpDir = LibTmp::tmpDir('pipelines-cp.');
240	7	$this->temporaryDirectories[] = DestructibleString::rmDir($tmpDir);
241	7	LibFs::symlink($dir, $tmpDir . '/app');
242	7	$cd = Lib::cmd('cd', array($tmpDir . '/.'));
243	7	$tar = Lib::cmd('tar', array('c', '-h', '-f', '-', '--no-recursion', 'app'));
244	7	$dockerCp = Lib::cmd('docker ', array('cp', '-', $id . ':/.'));
245		$status = $exec->pass("${cd} && echo 'app' \| ${tar} \| ${dockerCp}", array());
246		LibFs::unlink($tmpDir . '/app');
247	7	if (0 !== $status) {
248	1	$streams->err('pipelines: deploy copy failure\n');
249
250	1	return $status;
251		}
252
253	6	$cd = Lib::cmd('cd', array($dir . '/.'));
254	6	$tar = Lib::cmd('tar', array('c', '-f', '-', '.'));
255	6	$dockerCp = Lib::cmd('docker ', array('cp', '-', $id . ':/app'));
256	6	$status = $exec->pass("${cd} && ${tar} \| ${dockerCp}", array());
257	6	if (0 !== $status) {
258	1	$streams->err('pipelines: deploy copy failure\n');
259
260	1	return $status;
261		}
262
263	5	$streams('');
264
265	5	return null;
266		}
267
268		/**
269		* @param string $name
270		* @return null\|string
271		*/
272		private function dockerGetContainerIdByName($name)
273		{
274	3	$ids = null;
275
276	3	$status = $this->exec->capture(
277	3	'docker',
278		array(
279	3	'ps', '-qa', '--filter',
280	3	"name=^/${name}$"
281		),
282	3	$result
283		);
284
285	3	$status \|\| $ids = Lib::lines($result);
286
287	3	if ($status \|\| !(is_array($ids) && 1 === count($ids))) {
288	1	return null;
289		}
290
291	2	return $ids[0];
292		}
293
294		/**
295		* @param Step $step
296		* @return string
297		*/
298		private function generateContainerName(Step $step)
299		{
300	13	$project = $this->directories->getName();
301	13	$idContainerSlug = preg_replace('([^a-zA-Z0-9_.-]+)', '-', $step->getPipeline()->getId());
302	13	if ('' === $idContainerSlug) {
303	13	$idContainerSlug = 'null';
304		}
305	13	$nameSlug = preg_replace(array('( )', '([^a-zA-Z0-9_.-]+)'), array('-', ''), $step->getName());
306	13	if ('' === $nameSlug) {
307	13	$nameSlug = 'no-name';
308		}
309
310	13	return $this->runOpts->getPrefix() . '-' . implode(
311	13	'.',
312	13	array_reverse(
313		array(
314	13	$project,
315	13	trim($idContainerSlug, '-'),
316	13	$nameSlug,
317	13	$step->getIndex() + 1,
318		)
319		)
320		);
321		}
322
323		/**
324		* @param Image $image
325		* @throws \RuntimeException
326		* @throws \InvalidArgumentException
327		*/
328		private function imageLogin(Image $image)
329		{
330	11	$login = new DockerLogin($this->exec, $this->env->getResolver());
331	11	$login->byImage($image);
332	11	}
333
334		/**
335		* @param string $name
336		* @param string $dir
337		* @param bool $copy
338		* @param Step $step
339		* @return array array(string\|null $id, int $status)
340		*/
341		private function runNewContainer($name, $dir, $copy, Step $step)
342		{
343	11	$env = $this->env;
344	11	$exec = $this->exec;
345	11	$streams = $this->streams;
346
347	11	$image = $step->getImage();
348
349		# process docker login if image demands so, but continue on failure
350	11	$this->imageLogin($image);
351
352		// enable docker client inside docker by mounting docker socket
353		// FIXME give controlling options, this is serious /!\
354	11	$mountDockerSock = array();
355	11	if ($this->flags->useDockerSocket() && file_exists('/var/run/docker.sock')) {
356		$mountDockerSock = array(
357		'-v', '/var/run/docker.sock:/var/run/docker.sock',
358		);
359		}
360
361	11	$parentName = $env->getValue('PIPELINES_PARENT_CONTAINER_NAME');
362	11	$checkMount = $mountDockerSock && null !== $parentName;
363	11	$deviceDir = $dir;
364	11	if ($checkMount) {
365		$docker = new Docker($exec);
366		$deviceDir = $docker->hostDevice($parentName, $dir);
367		unset($docker);
368		}
369
370	11	$mountWorkingDirectory = $copy
371	7	? array()
372	11	: array('--volume', "${deviceDir}:/app"); // FIXME(tk): hard encoded /app
373
374	11	$status = $exec->capture('docker', array(
375	11	'run', '-i', '--name', $name,
376	11	$env->getArgs('-e'),
377	11	$mountWorkingDirectory, '-e', 'BITBUCKET_CLONE_DIR=/app',
378	11	$mountDockerSock,
379	11	'--workdir', '/app', '--detach', '--entrypoint=/bin/sh', $image->getName()
380	11	), $out, $err);
381	11	if (0 !== $status) {
382	1	$streams->out(" container-id...: failure\n\n");
383	1	$streams->err("pipelines: setting up the container failed\n");
384	1	$streams->err("${err}\n");
385	1	$streams->out("${out}\n");
386	1	$streams->out(sprintf("exit status: %d\n", $status));
387
388	1	return array(null, $status);
389		}
390	10	$id = rtrim($out) ?: 'dry-run'; # side-effect: internal exploit of no output with true exit status
391
392	10	return array($id, 0);
393		}
394
395		/**
396		* @param Step $step
397		* @param Streams $streams
398		* @param Exec $exec
399		* @param string $name container name
400		* @return null\|int should never be null, status, non-zero if a command failed
401		*/
402		private function runStepScript(Step $step, Streams $streams, Exec $exec, $name)
403		{
404	10	$script = $step->getScript();
405
406	10	$buffer = Lib::cmd("<<'SCRIPT' docker", array(
407	10	'exec', '-i', $name, '/bin/sh'
408		));
409	10	$buffer .= "\n# this /bin/sh script is generated from a pipelines pipeline:\n";
410	10	foreach ($script as $line => $command) {
411	10	$buffer .= 'printf \'\\035+ %s\\n\' ' . Lib::quoteArg($command) . "\n";
412	10	$buffer .= $command . "\n";
413	10	$buffer .= 'ret=$?' . "\n";
414	10	$buffer .= 'printf \'\\n\'' . "\n";
415	10	$buffer .= 'if [ $ret -ne 0 ]; then exit $ret; fi' . "\n";
416		}
417	10	$buffer .= "SCRIPT\n";
418
419	10	$status = $exec->pass($buffer, array());
420
421	10	if (0 !== $status) {
422	2	$streams->err(sprintf("script non-zero exit status: %d\n", $status));
423		}
424
425	10	return $status;
426		}
427
428		/**
429		* @param int $status
430		* @param string $id container id
431		* @param Exec $exec
432		* @param string $name container name
433		* @throws \RuntimeException
434		*/
435		private function shutdownStepContainer($status, $id, Exec $exec, $name)
436		{
437	10	$flags = $this->flags;
438
439		# keep container on error
440	10	if (0 !== $status && $flags->keepOnError()) {
441	2	$this->streams->err(sprintf(
442	2	"error, keeping container id %s\n",
443	2	substr($id, 0, 12)
444		));
445
446	2	return;
447		}
448
449		# keep or remove container
450	8	if ($flags->killContainer()) {
451	7	$exec->capture('docker', array('kill', $name));
452		}
453
454	8	if ($flags->removeContainer()) {
455	7	$exec->capture('docker', array('rm', $name));
456		}
457
458	8	if ($flags->keep()) {
459	1	$this->streams->out(sprintf(
460	1	"keeping container id %s\n",
461	1	substr($id, 0, 12)
462		));
463		}
464	8	}
465
466		/**
467		* @param string $name
468		*/
469		private function zapContainerByName($name)
470		{
471	10	$ids = null;
472
473	10	$status = $this->exec->capture(
474	10	'docker',
475		array(
476	10	'ps', '-qa', '--filter',
477	10	"name=^/${name}$"
478		),
479	10	$result
480		);
481
482	10	$status \|\| $ids = Lib::lines($result);
483
484	10	if ($status \|\| !(is_array($ids) && 1 === count($ids))) {
485	9	return;
486		}
487
488	1	$this->exec->capture('docker', Lib::merge('kill', $ids));
489	1	$this->exec->capture('docker', Lib::merge('rm', $ids));
490	1	}
491		}
492

ktomk / pipelines

Push — test ( ad6ada...f0eb37 )

StepRunner::runNewContainer() B

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