134 lines
4.1 KiB
PHP
Executable File
134 lines
4.1 KiB
PHP
Executable File
#!/usr/bin/env php
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<?php
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use NoccyLabs\FreshDocker\Configuration\DockerComposeConfiguration;
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use NoccyLabs\FreshDocker\Configuration\LocalConfiguration;
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use NoccyLabs\FreshDocker\Credentials\BasicCredentialsLoader;
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use NoccyLabs\FreshDocker\Hooks\SlackHook;
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use NoccyLabs\FreshDocker\ImageReference;
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use NoccyLabs\FreshDocker\Registry\RegistryV2Client;
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use NoccyLabs\FreshDocker\State\PersistentState;
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require_once __DIR__."/../vendor/autoload.php";
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$opts = getopt("hd:c:i:q", [ "help", "dir:", "config:", "image:", "pull", "credentials:", "check", "slack:", "quiet" ]);
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if (array_key_exists('h', $opts) || array_key_exists('help', $opts)) {
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printf("Usage:\n %s [options]\n\n", basename($argv[0]));
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printf("Options:\n");
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foreach([
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'-h,--help' => "Show this help",
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'-d,--dir DIR' => "Change working directory to DIR",
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'-c,--config FILE' => "Use a custom configuration (not implemented)",
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'-i,--image REF' => "Check a specific image instead of using config/docker-compose",
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'--pull' => "Only pull if new, don't up",
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'--credentials TYPE' => "Select credentials loader (auto or basic)",
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'--check' => "Only check, set exit code 1 if not fresh",
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'-q,--quiet' => "Don't show any output (except dockers)",
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] as $a=>$b)
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printf(" %-20s %s\n", $a, $b);
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exit(0);
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}
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$credentialsLoaderType = $opts['credentials'] ?? 'auto';
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$path = realpath($opts['d'] ?? ($opts['dir'] ?? getcwd()));
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$onlyPull = array_key_exists('p', $opts) || array_key_exists('pull', $opts);
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$onlyCheck = array_key_exists('check', $opts);
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$quiet = array_key_exists('q', $opts) || array_key_exists('quiet', $opts);
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$slackUrl = array_key_exists('slack', $opts) ? $opts['slack'] : null;
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$slackHook = null;
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if ($slackUrl) {
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$slackHook = new SlackHook([
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'url' => $slackUrl
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]);
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}
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if (!is_dir($path)) {
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fwrite(STDERR, "error: invalid path for --dir/-d\n");
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exit(2);
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}
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chdir($path);
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$path = getcwd();
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if (!file_exists($path."/docker-compose.yml")) {
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fwrite(STDERR, "error: no docker-compose.yml in the current directory\n");
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exit(2);
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}
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switch ($credentialsLoaderType) {
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case 'auto':
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case 'basic':
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$credentialsLoader = new BasicCredentialsLoader();
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break;
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default:
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fwrite(STDERR, "error: invalid credentials loader {$credentialsLoaderType}\n");
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exit(2);
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}
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//$configuration = new LocalConfiguration(getcwd()."/freshdocker.conf");
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$configuration = new DockerComposeConfiguration("{$path}/docker-compose.yml");
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$state = new PersistentState("{$path}/fresh.yml");
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$checks = $configuration->getChecks();
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if (count($checks) === 0) {
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fwrite(STDERR, "error: couldn't find any images to check\n");
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exit(2);
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}
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$update = false;
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$log = [];
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foreach ($checks as $check) {
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$ref = new ImageReference($check);
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$reg = $ref->getRegistry();
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$credentials = $credentialsLoader->getCredentials($reg);
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if (!$credentials) {
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//printf("notice: missing credentials for %s, skipping image %s\n", $reg, $check);
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continue;
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}
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$client = new RegistryV2Client($reg, $credentials);
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$status = $client->getImageStatus($ref->getImage(), $ref->getTag());
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$image = $status['image'].":".$status['tag'];
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$oldHash = $state->get($image);
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$newHash = $status['hash'];
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$state->set($image, $newHash);
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if ($oldHash != $newHash) {
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if (!$quiet) printf("%s: %s → %s\n", $image, truncate($oldHash), truncate($newHash));
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$log[] = sprintf("%s: %s → %s\n", $image, truncate($oldHash), truncate($newHash));
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$update = true;
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} else {
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if (!$quiet) printf("%s: %s\n", $image, truncate($newHash));
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}
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}
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if ($onlyCheck) {
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exit($update?1:0);
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}
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if ($update) {
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if ($slackHook) {
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$msg = "Deploying new container versions:\n* ".join("\n* ", $log);
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$slackHook->sendMessage($msg, []);
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}
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passthru("docker-compose pull");
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if (!$onlyPull) passthru("docker-compose up -d");
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}
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exit($update?1:0);
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function truncate(?string $hash): string
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{
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if ($hash === null) return '*';
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return substr($hash, 0, 4) . ".." . substr($hash, -4, 4);
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}
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