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composer
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Make cache writes atomic

pull/9532/head
Jordi Boggiano 2020-11-26 14:28:58 +01:00
parent 62bd81bf7a
commit 00aaffb8f9
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1 changed files with 1 additions and 1 deletions
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src/Composer/Cache.php
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@ -115,7 +115,7 @@ class Cache
$this->io->writeError('Writing '.$this->root . $file.' into cache', true, IOInterface::DEBUG); $this->io->writeError('Writing '.$this->root . $file.' into cache', true, IOInterface::DEBUG);
try { try {
return file_put_contents($this->root . $file, $contents); return file_put_contents($this->root . $file.'.tmp', $contents) !== false && rename($this->root . $file . '.tmp', $this->root . $file);
} catch (\ErrorException $e) { } catch (\ErrorException $e) {
$this->io->writeError('<warning>Failed to write into cache: '.$e->getMessage().'</warning>', true, IOInterface::DEBUG); $this->io->writeError('<warning>Failed to write into cache: '.$e->getMessage().'</warning>', true, IOInterface::DEBUG);
if (preg_match('{^file_put_contents\(\): Only ([0-9]+) of ([0-9]+) bytes written}', $e->getMessage(), $m)) { if (preg_match('{^file_put_contents\(\): Only ([0-9]+) of ([0-9]+) bytes written}', $e->getMessage(), $m)) {