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<title>[50477] Upgrade/Install: Invalidate OPcache for version.php during update.</title>
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<dt style="float: left; width: 6em; font-weight: bold">Revision</dt> <dd><a style="font-weight: bold" href="https://core.trac.wordpress.org/changeset/50477">50477</a><script type="application/ld+json">{"@context":"http://schema.org","@type":"EmailMessage","description":"Review this Commit","action":{"@type":"ViewAction","url":"https://core.trac.wordpress.org/changeset/50477","name":"Review Commit"}}</script></dd>
<dt style="float: left; width: 6em; font-weight: bold">Author</dt> <dd>mikeschroder</dd>
<dt style="float: left; width: 6em; font-weight: bold">Date</dt> <dd>2021-03-02 18:19:42 +0000 (Tue, 02 Mar 2021)</dd>
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<pre style='padding-left: 1em; margin: 2em 0; border-left: 2px solid #ccc; line-height: 1.25; font-size: 105%; font-family: sans-serif'>Upgrade/Install: Invalidate OPcache for version.php during update.
Invalidate OPcache for wp-content/version.php on update individually, since it's copied separately.
Props stodorovic, krstarica, cenay, desrosj, pbiron, sergeybiryukov, mikeschroder.
Reviewed by mikeschroder, SergeyBiryukov.
Merges <a href="https://core.trac.wordpress.org/changeset/50460">[50460]</a> and <a href="https://core.trac.wordpress.org/changeset/50475">[50475]</a> to the 5.7 branch.
Fixes <a href="https://core.trac.wordpress.org/ticket/51686">#51686</a>, <a href="https://core.trac.wordpress.org/ticket/51281">#51281</a>.
See <a href="https://core.trac.wordpress.org/ticket/36455">#36455</a>.</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#branches57srcwpadminincludesupdatecorephp">branches/5.7/src/wp-admin/includes/update-core.php</a></li>
</ul>
<h3>Property Changed</h3>
<ul>
<li><a href="#branches57">branches/5.7/</a></li>
</ul>
</div>
<div id="patch">
<h3>Diff</h3>
<span class="cx" style="display: block; padding: 0 10px">Index: branches/5.7
</span><span class="cx" style="display: block; padding: 0 10px">===================================================================
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">--- branches/5.7 2021-03-02 17:47:33 UTC (rev 50476)
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+++ branches/5.7 2021-03-02 18:19:42 UTC (rev 50477)
</ins><a id="branches57"></a>
<div class="propset"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Property changes: branches/5.7</h4>
<pre class="diff"><span>
</span></pre></div>
<a id="svnmergeinfo"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: svn:mergeinfo</h4></div>
<span class="cx" style="display: block; padding: 0 10px"> /branches/4.9:43557,43622
</span><span class="cx" style="display: block; padding: 0 10px"> /branches/5.0:43681-43682,43684-43688,43719-43720,43723,43726-43727,43729-43731,43734-43744,43747,43751-43754,43758,43760-43765,43767-43770,43772,43774-43781,43783,43785,43790-43806,43808-43821,43825,43828,43830-43834,43836-43843,43846-43863,43867-43889,43891-43894,43897-43905,43908-43909,43911-43929,43931-43942,43946-43947,43949-43956,43959-43964,43967-43969,43988,43994,44014,44017,44047,44183,44185,44187-44206,44208-44213,44231-44232,44235,44248,44284,44287-44288
</span><span class="cx" style="display: block; padding: 0 10px"> /branches/5.5:49373-49379,49381
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-/trunk:50428-50430,50439,50441-50445,50461,50465-50466,50471
</del><span class="cx" style="display: block; padding: 0 10px">\ No newline at end of property
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+/trunk:50428-50430,50439,50441-50445,50460-50461,50465-50466,50471,50475
</ins><span class="cx" style="display: block; padding: 0 10px">\ No newline at end of property
</span><a id="branches57srcwpadminincludesupdatecorephp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: branches/5.7/src/wp-admin/includes/update-core.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- branches/5.7/src/wp-admin/includes/update-core.php 2021-03-02 17:47:33 UTC (rev 50476)
+++ branches/5.7/src/wp-admin/includes/update-core.php 2021-03-02 18:19:42 UTC (rev 50477)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -937,7 +937,7 @@
</span><span class="cx" style="display: block; padding: 0 10px"> * Import $wp_version, $required_php_version, and $required_mysql_version from the new version.
</span><span class="cx" style="display: block; padding: 0 10px"> * DO NOT globalise any variables imported from `version-current.php` in this function.
</span><span class="cx" style="display: block; padding: 0 10px"> *
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- * BC Note: $wp_filesystem->wp_content_dir() returned unslashed pre-2.8
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ * BC Note: $wp_filesystem->wp_content_dir() returned unslashed pre-2.8.
</ins><span class="cx" style="display: block; padding: 0 10px"> */
</span><span class="cx" style="display: block; padding: 0 10px"> $versions_file = trailingslashit( $wp_filesystem->wp_content_dir() ) . 'upgrade/version-current.php';
</span><span class="cx" style="display: block; padding: 0 10px"> if ( ! $wp_filesystem->copy( $from . $distro . 'wp-includes/version.php', $versions_file ) ) {
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -946,6 +946,15 @@
</span><span class="cx" style="display: block; padding: 0 10px"> }
</span><span class="cx" style="display: block; padding: 0 10px">
</span><span class="cx" style="display: block; padding: 0 10px"> $wp_filesystem->chmod( $versions_file, FS_CHMOD_FILE );
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+
+ /*
+ * `wp_opcache_invalidate()` only exists in WordPress 5.5 or later,
+ * so don't run it when upgrading from older versions.
+ */
+ if ( function_exists( 'wp_opcache_invalidate' ) ) {
+ wp_opcache_invalidate( $versions_file );
+ }
+
</ins><span class="cx" style="display: block; padding: 0 10px"> require WP_CONTENT_DIR . '/upgrade/version-current.php';
</span><span class="cx" style="display: block; padding: 0 10px"> $wp_filesystem->delete( $versions_file );
</span><span class="cx" style="display: block; padding: 0 10px">
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -1117,6 +1126,14 @@
</span><span class="cx" style="display: block; padding: 0 10px"> $result = new WP_Error( 'copy_failed_for_version_file', __( 'The update cannot be installed because we will be unable to copy some files. This is usually due to inconsistent file permissions.' ), 'wp-includes/version.php' );
</span><span class="cx" style="display: block; padding: 0 10px"> }
</span><span class="cx" style="display: block; padding: 0 10px"> $wp_filesystem->chmod( $to . 'wp-includes/version.php', FS_CHMOD_FILE );
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+
+ /*
+ * `wp_opcache_invalidate()` only exists in WordPress 5.5 or later,
+ * so don't run it when upgrading from older versions.
+ */
+ if ( function_exists( 'wp_opcache_invalidate' ) ) {
+ wp_opcache_invalidate( $to . 'wp-includes/version.php' );
+ }
</ins><span class="cx" style="display: block; padding: 0 10px"> }
</span><span class="cx" style="display: block; padding: 0 10px">
</span><span class="cx" style="display: block; padding: 0 10px"> // Check to make sure everything copied correctly, ignoring the contents of wp-content.
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -1373,7 +1390,10 @@
</span><span class="cx" style="display: block; padding: 0 10px"> }
</span><span class="cx" style="display: block; padding: 0 10px"> }
</span><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- // `wp_opcache_invalidate()` only exists in WordPress 5.5, so don't run it when upgrading to 5.5.
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ /*
+ * `wp_opcache_invalidate()` only exists in WordPress 5.5 or later,
+ * so don't run it when upgrading from older versions.
+ */
</ins><span class="cx" style="display: block; padding: 0 10px"> if ( function_exists( 'wp_opcache_invalidate' ) ) {
</span><span class="cx" style="display: block; padding: 0 10px"> wp_opcache_invalidate( $to . $filename );
</span><span class="cx" style="display: block; padding: 0 10px"> }
</span></span></pre>
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