paste.chapril.org-privatebin/bin/migrate

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#!/usr/bin/env php
<?php
// change this, if your php files and data is outside of your webservers document root
define('PATH', dirname(__FILE__) . DIRECTORY_SEPARATOR . '..' . DIRECTORY_SEPARATOR);
define('PUBLIC_PATH', __DIR__ . DIRECTORY_SEPARATOR);
require PATH . 'vendor' . DIRECTORY_SEPARATOR . 'autoload.php';
use PrivateBin\Configuration;
use PrivateBin\Model;
// third argument in getopt requires PHP >= 7.1
if (version_compare(PHP_VERSION, '7.1.0') < 0) {
dieerr('migrate requires php 7.1 or above to work. Sorry.');
}
$longopts = array(
"delete-after",
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"delete-during",
"help"
);
$opts_arr = getopt("fhnv", $longopts, $rest);
if ($opts_arr === false) {
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dieerr("Erroneous command line options. Please use --help");
}
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if (array_key_exists("h", $opts_arr) || array_key_exists("help", $opts_arr)) {
helpexit();
}
$delete_after = array_key_exists("delete-after", $opts_arr);
$delete_during = array_key_exists("delete-during", $opts_arr);
$force_overwrite = array_key_exists("f", $opts_arr);
$dryrun = array_key_exists("n", $opts_arr);
$verbose = array_key_exists("v", $opts_arr);
if ($rest >= $argc) {
dieerr("Missing source configuration directory");
}
if ($delete_after && $delete_during) {
dieerr("--delete-after and --delete-during are mutually exclusive");
}
$srcconf = getConfig("source", $argv[$rest]);
$rest++;
$dstconf = getConfig("destination", ($rest < $argc ? $argv[$rest] : ""));
if (($srcconf->getSection("model") == $dstconf->getSection("model")) &&
($srcconf->getSection("model_options") == $dstconf->getSection("model_options"))) {
dieerr("Source and destination storage configurations are identical");
}
$srcmodel = new Model($srcconf);
$srcstore = $srcmodel->getStore();
$dstmodel = new Model($dstconf);
$dststore = $dstmodel->getStore();
$ids = $srcstore->getAllPastes();
foreach ($ids as $id) {
debug("Reading paste id " . $id);
$paste = $srcstore->read($id);
$comments = $srcstore->readComments($id);
savePaste($force_overwrite, $dryrun, $id, $paste, $dststore);
foreach ($comments as $comment) {
saveComment($force_overwrite, $dryrun, $id, $comment, $dststore);
}
if ($delete_during) {
deletePaste($dryrun, $id, $srcstore);
}
}
if ($delete_after) {
foreach ($ids as $id) {
deletePaste($dryrun, $id, $srcstore);
}
}
debug("Done.");
function deletePaste($dryrun, $pasteid, $srcstore)
{
if (!$dryrun) {
debug("Deleting paste id " . $pasteid);
$srcstore->delete($pasteid);
} else {
debug("Would delete paste id " . $pasteid);
}
}
function saveComment ($force_overwrite, $dryrun, $pasteid, $comment, $dststore)
{
$parentid = $comment["parentid"];
$commentid = $comment["id"];
if (!$dststore->existsComment($pasteid, $parentid, $commentid)) {
if (!$dryrun) {
debug("Saving paste id " . $pasteid . ", parent id " .
$parentid . ", comment id " . $commentid);
$dststore->createComment($pasteid, $parentid, $commentid, $comment);
} else {
debug("Would save paste id " . $pasteid . ", parent id " .
$parentid . ", comment id " . $commentid);
}
} else if ($force_overwrite) {
if (!$dryrun) {
debug("Overwriting paste id " . $pasteid . ", parent id " .
$parentid . ", comment id " . $commentid);
$dststore->createComment($pasteid, $parentid, $commentid, $comment);
} else {
debug("Would overwrite paste id " . $pasteid . ", parent id " .
$parentid . ", comment id " . $commentid);
}
} else {
if (!$dryrun) {
dieerr("Not overwriting paste id " . $pasteid . ", parent id " .
$parentid . ", comment id " . $commentid);
} else {
dieerr("Would not overwrite paste id " . $pasteid . ", parent id " .
$parentid . ", comment id " . $commentid);
}
}
}
function savePaste ($force_overwrite, $dryrun, $pasteid, $paste, $dststore)
{
if (!$dststore->exists($pasteid)) {
if (!$dryrun) {
debug("Saving paste id " . $pasteid);
$dststore->create($pasteid, $paste);
} else {
debug("Would save paste id " . $pasteid);
}
} else if ($force_overwrite) {
if (!$dryrun) {
debug("Overwriting paste id " . $pasteid);
$dststore->create($pasteid, $paste);
} else {
debug("Would overwrite paste id " . $pasteid);
}
} else {
if (!$dryrun) {
dieerr("Not overwriting paste id " . $pasteid);
} else {
dieerr("Would not overwrite paste id " . $pasteid);
}
}
}
function getConfig ($target, $confdir)
{
debug("Trying to load " . $target . " conf.php" .
($confdir === "" ? "" : " from " . $confdir));
putenv("CONFIG_PATH=" . $confdir);
$conf = new Configuration;
putenv("CONFIG_PATH=");
return $conf;
}
function dieerr ($text)
{
fprintf(STDERR, "ERROR: %s" . PHP_EOL, $text);
die(1);
}
function debug ($text) {
if ($GLOBALS["verbose"]) {
printf("DEBUG: %s" . PHP_EOL, $text);
}
}
function helpexit ()
{
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print("migrate - Copy data between PrivateBin backends
Usage:
migrate [--delete-after] [--delete-during] [-f] [-n] [-v] srcconfdir
[<dstconfdir>]
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migrate [-h|--help]
Options:
--delete-after delete data from source after all pastes and comments have
successfully been copied to the destination
--delete-during delete data from source after the current paste and its
comments have successfully been copied to the destination
-f forcefully overwrite data which already exists at the
destination
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-h, --help displays this help message
-n dry run, do not copy data
-v be verbose
<srcconfdir> use storage backend configration from conf.php found in
this directory as source
<dstconfdir> optionally, use storage backend configration from conf.php
found in this directory as destination; defaults to:
" . PATH . "cfg" . DIRECTORY_SEPARATOR . "conf.php
");
exit();
}