DockerComposeService::__construct() - Code Metrics - Inspection of "refactoring" - theaentmachine/aent-docker-compose - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Pull Request — master (#17)

by Jindun

created 2018-06-29 13:58 UTC

DockerComposeService::__construct() A

↳ Parent: DockerComposeService

Complexity

Conditions	1
Paths	1

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	1
nc	1
nop	1
dl	0
loc	3
rs	10
c	0
b	0
f	0

<?php

namespace TheAentMachine\AentDockerCompose\DockerCompose;

use Psr\Log\LoggerInterface;
use Symfony\Component\Filesystem\Filesystem;
use Symfony\Component\Finder\Finder;
use Symfony\Component\Process\Process;
use Symfony\Component\Yaml\Yaml;
use TheAentMachine\AentDockerCompose\Aenthill\Enum\PheromoneEnum;
use TheAentMachine\AentDockerCompose\Aenthill\Exception\ContainerProjectDirEnvVariableEmptyException;
use TheAentMachine\AentDockerCompose\YamlTools\YamlTools;
use TheAentMachine\Service\Enum\VolumeTypeEnum;
use TheAentMachine\Service\Environment\EnvVariable;
use TheAentMachine\Service\Service;
use TheAentMachine\Service\Volume\BindVolume;
use TheAentMachine\Service\Volume\NamedVolume;
use TheAentMachine\Service\Volume\TmpfsVolume;
use TheAentMachine\Service\Volume\Volume;

class DockerComposeService
{
    public const VERSION = '3.3';

    /** @var LoggerInterface */
    private $log;

    /** @var DockerComposeFile[] */
    private $files;

    public function __construct(LoggerInterface $log)
    {
        $this->log = $log;
    }

    /**
     * @throws ContainerProjectDirEnvVariableEmptyException
     */
    private function seekFiles(): void
    {
        $containerProjectDir = getenv(PheromoneEnum::PHEROMONE_CONTAINER_PROJECT_DIR);
        if (empty($containerProjectDir)) {
            throw new ContainerProjectDirEnvVariableEmptyException();
        }

        $finder = new Finder();
        $dockerComposeFileFilter = function (\SplFileInfo $file) {
            return $file->isFile() && preg_match('/^docker-compose(.)*\.(yaml|yml)$/', $file->getFilename());
        };
        $finder->files()->filter($dockerComposeFileFilter)->in($containerProjectDir)->depth('== 0');

        if (!$finder->hasResults()) {
            $this->log->info("no docker-compose file found, let's create it");
            $this->createDockerComposeFile($containerProjectDir . '/docker-compose.yml');
            return;
        }

        /** @var \SplFileInfo $file */
        foreach ($finder as $file) {
            $this->files[] = new DockerComposeFile($file);
            $this->log->info($file->getFilename() . ' has been found');
        }

        /*if (count($this->files) === 1) {
            $this->log->info($this->files[0]->getFilename() . ' has been found');
            return;
        }

        throw new NotImplementedException("multiple docker-compose files handling is not yet implemented");
        */
    }

    /**
     * @return string[]
     */
    public function getDockerComposePathnames(): array
    {
        if ($this->files === null) {
            $this->seekFiles();
        }
        $pathnames = array();
        foreach ($this->files as $file) {
            $pathnames[] = $file->getPathname();
        }
        return $pathnames;
    }

    /**
     * @param string $path
     */
    private function createDockerComposeFile(string $path): void
    {
        // TODO ask questions about version and so on!
        file_put_contents($path, "version: '" . self::VERSION . "'");
        chown($path, fileowner(\dirname($path)));
        chgrp($path, filegroup(\dirname($path)));

        $file = new DockerComposeFile(new \SplFileInfo($path));
        $this->files[] = $file;
        $this->log->info($file->getFilename() . ' was successfully created!');
    }

    /**
     * @param Service $service
     * @param string $version
     * @return mixed[]
     */
    public static function dockerComposeServiceSerialize(Service $service, string $version = self::VERSION): array
    {
        $portMap = function (array $port): string {
            return $port['source'] . ':' . $port['target'];
        };
        $labelMap = function (array $label): string {
            return $label['value'];
        };
        $envMap = function (EnvVariable $e): string {
            return $e->getValue();
        };
        /**
         * @param NamedVolume|BindVolume|TmpfsVolume $v
         * @return array
         */
        $volumeMap = function ($v): array {
            $array = [
                'type' => $v->getType(),
                'source' => $v->getSource(),
            ];
            if ($v instanceof NamedVolume || $v instanceof BindVolume) {
                $array['target'] = $v->getTarget();
                $array['read_only'] = $v->isReadOnly();
            }
            return $array;
        };
        $dockerService = [
            'version' => $version,
            'services' => [
                $service->getServiceName() => array_filter([
                    'image' => $service->getImage(),
                    'command' => $service->getCommand(),
                    'depends_on' => $service->getDependsOn(),
                    'ports' => array_map($portMap, $service->getPorts()),
                    'labels' => array_map($labelMap, $service->getLabels()),
                    'environment' => array_map($envMap, $service->getEnvironment()),
                    'volumes' => array_map($volumeMap, $service->getVolumes()),
                ]),
            ],
        ];
        $namedVolumes = array();
        /** @var Volume $volume */
        foreach ($service->getVolumes() as $volume) {
            if ($volume->getType() === VolumeTypeEnum::NAMED_VOLUME) {
                // for now we just add them without any option
                $namedVolumes[$volume->getSource()] = null;
            }
        }
        if (!empty($namedVolumes)) {
            $dockerService['volumes'] = $namedVolumes;
        }
        return $dockerService;
    }

    /**
     * @param string $pathname
     */
    public static function checkDockerComposeFileValidity(string $pathname): void
    {
        $command = ['docker-compose', '-f', $pathname, 'config', '-q'];
        $process = new Process($command);
        $process->enableOutput();
        $process->setTty(true);
        $process->mustRun();
    }


    /**
     * Merge some yaml content into a docker-compose file (and check its validity, by default)
     * @param mixed[]|string $content
     * @param string $file
     * @param bool $checkValidity
     */
    public static function mergeContentInDockerComposeFile($content, string $file, bool $checkValidity = true): void
    {
        self::mergeContentInDockerComposeFiles($content, [$file], $checkValidity);
    }

    /**
     * Merge some yaml content into multiple docker-compose files (and check their validity, by default)
     * @param mixed[]|string $content
     * @param array $files
     * @param bool $checkValidity
     */
    public static function mergeContentInDockerComposeFiles($content, array $files, bool $checkValidity = true): void
    {
        $tmpFile = __DIR__ . '/tmp-merge-content-file.yml';
        $tmpMergedFile = __DIR__ . '/tmp-merged-content-file.yml';

        if (\is_array($content)) {
            $content = Yaml::dump($content, 256, 2, Yaml::DUMP_OBJECT_AS_MAP);
        }

        $fileSystem = new Filesystem();
        $fileSystem->dumpFile($tmpFile, $content);

        foreach ($files as $file) {
            if ($checkValidity) {
                YamlTools::mergeSuccessive([$file, $tmpFile], $tmpMergedFile);
                self::checkDockerComposeFileValidity($tmpMergedFile);
                $fileSystem->copy($tmpMergedFile, $file);
            } else {
                YamlTools::mergeTwoFiles($file, $tmpFile);
            }
        }

        $fileSystem->remove($tmpFile);
        if ($checkValidity) {
            $fileSystem->remove($tmpMergedFile);
        }
    }
}


1			<?php
2
3			namespace TheAentMachine\AentDockerCompose\DockerCompose;
4
5			use Psr\Log\LoggerInterface;
6			use Symfony\Component\Filesystem\Filesystem;
7			use Symfony\Component\Finder\Finder;
8			use Symfony\Component\Process\Process;
9			use Symfony\Component\Yaml\Yaml;
10			use TheAentMachine\AentDockerCompose\Aenthill\Enum\PheromoneEnum;
11			use TheAentMachine\AentDockerCompose\Aenthill\Exception\ContainerProjectDirEnvVariableEmptyException;
12			use TheAentMachine\AentDockerCompose\YamlTools\YamlTools;
13			use TheAentMachine\Service\Enum\VolumeTypeEnum;
14			use TheAentMachine\Service\Environment\EnvVariable;
15			use TheAentMachine\Service\Service;
16			use TheAentMachine\Service\Volume\BindVolume;
17			use TheAentMachine\Service\Volume\NamedVolume;
18			use TheAentMachine\Service\Volume\TmpfsVolume;
19			use TheAentMachine\Service\Volume\Volume;
20
21			class DockerComposeService
22			{
23			public const VERSION = '3.3';
24
25			/** @var LoggerInterface */
26			private $log;
27
28			/** @var DockerComposeFile[] */
29			private $files;
30
31			public function __construct(LoggerInterface $log)
32			{
33			$this->log = $log;
34			}
35
36			/**
37			* @throws ContainerProjectDirEnvVariableEmptyException
38			*/
39			private function seekFiles(): void
40			{
41			$containerProjectDir = getenv(PheromoneEnum::PHEROMONE_CONTAINER_PROJECT_DIR);
42			if (empty($containerProjectDir)) {
43			throw new ContainerProjectDirEnvVariableEmptyException();
44			}
45
46			$finder = new Finder();
47			$dockerComposeFileFilter = function (\SplFileInfo $file) {
48			return $file->isFile() && preg_match('/^docker-compose(.)*\.(yaml\|yml)$/', $file->getFilename());
49			};
50			$finder->files()->filter($dockerComposeFileFilter)->in($containerProjectDir)->depth('== 0');
51
52			if (!$finder->hasResults()) {
53			$this->log->info("no docker-compose file found, let's create it");
54			$this->createDockerComposeFile($containerProjectDir . '/docker-compose.yml');
55			return;
56			}
57
58			/** @var \SplFileInfo $file */
59			foreach ($finder as $file) {
60			$this->files[] = new DockerComposeFile($file);
61			$this->log->info($file->getFilename() . ' has been found');
62			}
63
64			/*if (count($this->files) === 1) {
65			$this->log->info($this->files[0]->getFilename() . ' has been found');
66			return;
67			}
68
69			throw new NotImplementedException("multiple docker-compose files handling is not yet implemented");
70			*/
71			}
72
73			/**
74			* @return string[]
75			*/
76			public function getDockerComposePathnames(): array
77			{
78			if ($this->files === null) {
79			$this->seekFiles();
80			}
81			$pathnames = array();
82			foreach ($this->files as $file) {
83			$pathnames[] = $file->getPathname();
84			}
85			return $pathnames;
86			}
87
88			/**
89			* @param string $path
90			*/
91			private function createDockerComposeFile(string $path): void
92			{
93			// TODO ask questions about version and so on!
94			file_put_contents($path, "version: '" . self::VERSION . "'");
95			chown($path, fileowner(\dirname($path)));
96			chgrp($path, filegroup(\dirname($path)));
97
98			$file = new DockerComposeFile(new \SplFileInfo($path));
99			$this->files[] = $file;
100			$this->log->info($file->getFilename() . ' was successfully created!');
101			}
102
103			/**
104			* @param Service $service
105			* @param string $version
106			* @return mixed[]
107			*/
108			public static function dockerComposeServiceSerialize(Service $service, string $version = self::VERSION): array
109			{
110			$portMap = function (array $port): string {
111			return $port['source'] . ':' . $port['target'];
112			};
113			$labelMap = function (array $label): string {
114			return $label['value'];
115			};
116			$envMap = function (EnvVariable $e): string {
117			return $e->getValue();
118			};
119			/**
120			* @param NamedVolume\|BindVolume\|TmpfsVolume $v
121			* @return array
122			*/
123			$volumeMap = function ($v): array {
124			$array = [
125			'type' => $v->getType(),
126			'source' => $v->getSource(),
127			];
128			if ($v instanceof NamedVolume \|\| $v instanceof BindVolume) {
129			$array['target'] = $v->getTarget();
130			$array['read_only'] = $v->isReadOnly();
131			}
132			return $array;
133			};
134			$dockerService = [
135			'version' => $version,
136			'services' => [
137			$service->getServiceName() => array_filter([
138			'image' => $service->getImage(),
139			'command' => $service->getCommand(),
140			'depends_on' => $service->getDependsOn(),
141			'ports' => array_map($portMap, $service->getPorts()),
142			'labels' => array_map($labelMap, $service->getLabels()),
143			'environment' => array_map($envMap, $service->getEnvironment()),
144			'volumes' => array_map($volumeMap, $service->getVolumes()),
145			]),
146			],
147			];
148			$namedVolumes = array();
149			/** @var Volume $volume */
150			foreach ($service->getVolumes() as $volume) {
151			if ($volume->getType() === VolumeTypeEnum::NAMED_VOLUME) {
152			// for now we just add them without any option
153			$namedVolumes[$volume->getSource()] = null;
154			}
155			}
156			if (!empty($namedVolumes)) {
157			$dockerService['volumes'] = $namedVolumes;
158			}
159			return $dockerService;
160			}
161
162			/**
163			* @param string $pathname
164			*/
165			public static function checkDockerComposeFileValidity(string $pathname): void
166			{
167			$command = ['docker-compose', '-f', $pathname, 'config', '-q'];
168			$process = new Process($command);
169			$process->enableOutput();
170			$process->setTty(true);
171			$process->mustRun();
172			}
173
174
175			/**
176			* Merge some yaml content into a docker-compose file (and check its validity, by default)
177			* @param mixed[]\|string $content
178			* @param string $file
179			* @param bool $checkValidity
180			*/
181			public static function mergeContentInDockerComposeFile($content, string $file, bool $checkValidity = true): void
182			{
183			self::mergeContentInDockerComposeFiles($content, [$file], $checkValidity);
184			}
185
186			/**
187			* Merge some yaml content into multiple docker-compose files (and check their validity, by default)
188			* @param mixed[]\|string $content
189			* @param array $files
190			* @param bool $checkValidity
191			*/
192			public static function mergeContentInDockerComposeFiles($content, array $files, bool $checkValidity = true): void
193			{
194			$tmpFile = __DIR__ . '/tmp-merge-content-file.yml';
195			$tmpMergedFile = __DIR__ . '/tmp-merged-content-file.yml';
196
197			if (\is_array($content)) {
198			$content = Yaml::dump($content, 256, 2, Yaml::DUMP_OBJECT_AS_MAP);
199			}
200
201			$fileSystem = new Filesystem();
202			$fileSystem->dumpFile($tmpFile, $content);
203
204			foreach ($files as $file) {
205			if ($checkValidity) {
206			YamlTools::mergeSuccessive([$file, $tmpFile], $tmpMergedFile);
207			self::checkDockerComposeFileValidity($tmpMergedFile);
208			$fileSystem->copy($tmpMergedFile, $file);
209			} else {
210			YamlTools::mergeTwoFiles($file, $tmpFile);
211			}
212			}
213
214			$fileSystem->remove($tmpFile);
215			if ($checkValidity) {
216			$fileSystem->remove($tmpMergedFile);
217			}
218			}
219			}
220

theaentmachine / aent-docker-compose

Pull Request — master (#17)

DockerComposeService::__construct() A

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Duplication

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