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remote servers -- writing to another server via SSH

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This commit is contained in:
Savetheinternet 2011-06-04 18:55:05 +10:00
parent 2511dc447c
commit 36ee32b38b
3 changed files with 77 additions and 21 deletions
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48
inc/functions.php
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@ -250,38 +250,46 @@
}
}
function file_write($path, $data) {
function file_write($path, $data, $simple = false, $skip_purge = false) {
global $config;
if(preg_match('/^scp:\/\/(.+)$/', $path, $m)) {
// Experimental: secure copy...
$file = tempnam($config['tmp'], 'tinyboard-scp');
// Write to temp file
file_write($file, $data);
// Call `scp` (yes, this is horrible)
$command = 'scp ' . escapeshellarg($file) . ' ' . escapeshellarg($m[1]);
system($command);
// Delete temporary file
file_unlink($file);
return;
if(preg_match('/^remote:\/\/(.+)\:(.+)$/', $path, $m)) {
if(isset($config['remote'][$m[1]])) {
require_once 'inc/remote.php';
$remote = new Remote($config['remote'][$m[1]]);
$remote->write($data, $m[2]);
return;
} else {
error('Invalid remote server: ' . $m[1]);
}
}
if(!$fp = fopen($path, 'c'))
if(!$fp = fopen($path, $simple ? 'w' : 'c'))
error('Unable to open file for writing: ' . $path);
// File locking
if(!flock($fp, LOCK_EX)) {
if(!$simple && !flock($fp, LOCK_EX)) {
error('Unable to lock file: ' . $path);
}
// Truncate file
ftruncate($fp, 0);
if(!$simple && !ftruncate($fp, 0))
error('Unable to truncate file: ' . $path);
// Write data
fwrite($fp, $data);
flock($fp, LOCK_UN);
fclose($fp);
if(fwrite($fp, $data) === false)
error('Unable to write to file: ' . $path);
if(isset($config['purge']) && isset($_SERVER['HTTP_HOST'])) {
// Unlock
if(!$simple)
flock($fp, LOCK_UN);
// Close
if(!fclose($fp))
error('Unable to close file: ' . $path);
if(!$skip_purge && isset($config['purge']) && isset($_SERVER['HTTP_HOST'])) {
// Purge cache
if(basename($path) == $config['file_index']) {
// Index file (/index.html); purge "/" as well