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Enhancement: Enable support for containerized EasyEngine deployments #476

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Enhancement: Enable support for containerized EasyEngine deployments #476

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25 changes: 19 additions & 6 deletions src/helper/site-utils.php
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Original file line number Diff line number Diff line change
Expand Up @@ -764,19 +764,32 @@ function sysctl_parameters() {

/**
* Removes entry of the site from /etc/hosts
* Optimized for Docker environments to prevent Inode/Device busy errors.
*
* @param string $site_url site name.
*
* @throws Exception If /etc/hosts cannot be read or written.
*/
function remove_etc_hosts_entry( $site_url ) {
$fs = new Filesystem();

$hosts_file = file_get_contents( '/etc/hosts' );
// 1. Read /etc/hosts file; suppress warnings and handle failure manually
$hosts_file = @file_get_contents( '/etc/hosts' );
if ( $hosts_file === false ) {
throw new Exception( "Failed to read /etc/hosts" );
}

// 2. Escape special characters in domain (e.g., dots) for regex safety
$site_url_escaped = preg_quote( $site_url, '/' );

// 3. Remove the specific line matching the Localhost IP and the site URL
$hosts_file_new = preg_replace( "/127\.0\.0\.1\s+$site_url_escaped\n/", '', $hosts_file );

$site_url_escaped = preg_replace( '/\./', '\.', $site_url );
$hosts_file_new = preg_replace( "/127\.0\.0\.1\s+$site_url_escaped\n/", '', $hosts_file );
// 4. Overwrite file directly to maintain the Inode (fixes Docker mount issues)
// Using LOCK_EX to prevent race conditions during write
$result = file_put_contents( '/etc/hosts', $hosts_file_new, LOCK_EX );

$fs->dumpFile( '/etc/hosts', $hosts_file_new );
if ( $result === false ) {
throw new Exception( "Failed to update /etc/hosts" );
}
}

/**
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