new: upgrade.netdata.html.

Sync iRedMail upgrade tutorial.

en_US/howto/upgrade.netdata.md

@@ -0,0 +1,24 @@
+# How to upgrade netdata
+
+iRedMail installs netdata with the official binary package.
+
+## Upgrade netdata on Linux
+
+To update netdata on Linux, just download new version of the prebuilt package
+from its [github page](https://github.com/netdata/netdata/releases), then run
+it:
+
+```
+chmod +x netdata-latest.gz.run
+./netdata-latest.gz.run --accept
+```
+
+That's it.
+
+## Upgrade netdata on FreeBSD
+
+Please upgrade netdata with FreeBSD ports tree.
+
+## See Also
+
+* [Integrate netdata monitor (on FreeBSD server)](./integration.netdata.freebsd.html)

en_US/upgrade/0-upgrade.iredmail.0.9.8-0.9.9.md

@@ -10,6 +10,8 @@
 
 ## ChangeLog
 
+* Dec 21, 2018, Fixed: SOGo backup script doesn't set correct permission on backup files.
+* Dec 21, 2018, mention how to upgrade netdata.
 * Dec 20, 2018, fix hard-coded mailbox folder name in `dovecot-mysql.conf`.
 * Dec 19, 2018, add section for upgrading mlmmjadmin.
 * Dec 17, 2018, initial release.
@@ -71,6 +73,10 @@ latest stable release immediately:
 
 * [How to upgrade Roundcube](https://github.com/roundcube/roundcubemail/wiki/Upgrade).
 
+### Upgrade netdata to the latest stable release (1.11.1)
+
+If you have netdata installed, you can upgrade it by following this tutorial: [Upgrade netdata](./upgrade.netdata.html).
+
 ### Fix improper Nginx config files for Roundcube
 
 Accurate Nginx url match helps avoid namespace conflicts, we need some fixes
@@ -207,6 +213,26 @@ content filter.
 
 * Restart both postfix and amavisd services.
 
+### Fixed: SOGo backup script doesn't set correct permission on backup files
+
+SOGo backup script `/var/vmail/backup/backup_sogo.sh` shipped in iRedMail-0.9.8
+and earlier releases doesn't set correct permission on backup files, please
+download the latest version and override the one on your system:
+
+!!! attention
+
+    Script `backup_sogo.sh` uses `/var/vmail/backup` to store backup files by
+    default, if you use a different directory, please edit this file and modify
+    parameter `BACKUP_ROOTDIR=` to use the correct one.
+
+```
+cd /var/vmail/backup/
+rm -f backup_sogo.sh
+wget https://bitbucket.org/zhb/iredmail/raw/default/iRedMail/tools/backup_sogo.sh
+chown root backup_sogo.sh
+chmod 0400 backup_sogo.sh
+```
+
 ## OpenLDAP special
 
 ### Update iRedMail LDAP schema file

html/index.html

@@ -144,6 +144,7 @@
 <li><a href="sql.create.mail.user.html">SQL: Create new mail user</a></li>
 <li><a href="sql.user.mail.forwarding.html">SQL: User mail forwarding</a></li>
 <li><a href="store.spamassassin.bayes.in.sql.html">Store SpamAssassin bayes in SQL</a></li>
+<li><a href="upgrade.netdata.html">How to upgrade netdata</a></li>
 <li><a href="use.a.bought.ssl.certificate.html">Use a bought SSL certificate</a></li>
 <li><a href="use.openldap.as.address.book.in.outlook.html">Use OpenLDAP as address book in Microsoft Outlook</a></li>
 <li><a href="user.alias.address.html">Per-user alias address</a></li>

html/upgrade.iredmail.0.9.8-0.9.9.html

@@ -26,9 +26,11 @@
 <li><a href="#upgrade-iredadmin-open-source-edition-to-the-latest-stable-release-093">Upgrade iRedAdmin (open source edition) to the latest stable release (0.9.3)</a></li>
 <li><a href="#upgrade-mlmmjadmin-to-the-latest-stable-release-19">Upgrade mlmmjadmin to the latest stable release (1.9)</a></li>
 <li><a href="#upgrade-roundcube-webmail-to-the-latest-stable-release-138">Upgrade Roundcube webmail to the latest stable release (1.3.8)</a></li>
+<li><a href="#upgrade-netdata-to-the-latest-stable-release-1111">Upgrade netdata to the latest stable release (1.11.1)</a></li>
 <li><a href="#fix-improper-nginx-config-files-for-roundcube">Fix improper Nginx config files for Roundcube</a></li>
 <li><a href="#improve-mlmmj-script-used-for-appending-footer-text">Improve mlmmj script used for appending footer text</a></li>
 <li><a href="#fix-address-mapping-issue-for-mlmmj-mailing-list">Fix address mapping issue for mlmmj mailing list</a></li>
+<li><a href="#fixed-sogo-backup-script-doesnt-set-correct-permission-on-backup-files">Fixed: SOGo backup script doesn't set correct permission on backup files</a></li>
 </ul>
 </li>
 <li><a href="#openldap-special">OpenLDAP special</a><ul>
@@ -63,6 +65,8 @@ check <a href="https://www.iredmail.org/support.html">the details</a> and
 </div>
 <h2 id="changelog">ChangeLog</h2>
 <ul>
+<li>Dec 21, 2018, Fixed: SOGo backup script doesn't set correct permission on backup files.</li>
+<li>Dec 21, 2018, mention how to upgrade netdata.</li>
 <li>Dec 20, 2018, fix hard-coded mailbox folder name in <code>dovecot-mysql.conf</code>.</li>
 <li>Dec 19, 2018, add section for upgrading mlmmjadmin.</li>
 <li>Dec 17, 2018, initial release.</li>
@@ -114,6 +118,8 @@ latest stable release immediately:</p>
 <ul>
 <li><a href="https://github.com/roundcube/roundcubemail/wiki/Upgrade">How to upgrade Roundcube</a>.</li>
 </ul>
+<h3 id="upgrade-netdata-to-the-latest-stable-release-1111">Upgrade netdata to the latest stable release (1.11.1)</h3>
+<p>If you have netdata installed, you can upgrade it by following this tutorial: <a href="./upgrade.netdata.html">Upgrade netdata</a>.</p>
 <h3 id="fix-improper-nginx-config-files-for-roundcube">Fix improper Nginx config files for Roundcube</h3>
 <p>Accurate Nginx url match helps avoid namespace conflicts, we need some fixes
 for Roundcube to get accurate url match.</p>
@@ -230,6 +236,23 @@ content filter.</p>
 <ul>
 <li>Restart both postfix and amavisd services.</li>
 </ul>
+<h3 id="fixed-sogo-backup-script-doesnt-set-correct-permission-on-backup-files">Fixed: SOGo backup script doesn't set correct permission on backup files</h3>
+<p>SOGo backup script <code>/var/vmail/backup/backup_sogo.sh</code> shipped in iRedMail-0.9.8
+and earlier releases doesn't set correct permission on backup files, please
+download the latest version and override the one on your system:</p>
+<div class="admonition attention">
+<p class="admonition-title">Attention</p>
+<p>Script <code>backup_sogo.sh</code> uses <code>/var/vmail/backup</code> to store backup files by
+default, if you use a different directory, please edit this file and modify
+parameter <code>BACKUP_ROOTDIR=</code> to use the correct one.</p>
+</div>
+<pre><code>cd /var/vmail/backup/
+rm -f backup_sogo.sh
+wget https://bitbucket.org/zhb/iredmail/raw/default/iRedMail/tools/backup_sogo.sh
+chown root backup_sogo.sh
+chmod 0400 backup_sogo.sh
+</code></pre>
+
 <h2 id="openldap-special">OpenLDAP special</h2>
 <h3 id="update-iredmail-ldap-schema-file">Update iRedMail LDAP schema file</h3>
 <p>iRedMail-0.9.9 introduces 2 new LDAP attributes for mail user account:</p>

html/upgrade.netdata.html

@@ -0,0 +1,46 @@
+<!DOCTYPE html>
+<html>
+    <head>
+        <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
+        <title>How to upgrade netdata</title>
+        <link rel="stylesheet" type="text/css" href="./css/markdown.css" />
+    </head>
+    <body>
+    
+    <div id="navigation">
+    <a href="https://www.iredmail.org" target="_blank">
+        <img alt="iRedMail web site"
+             src="./images/logo-iredmail.png"
+             style="vertical-align: middle; height: 30px;"
+             />&nbsp;
+        <span>iRedMail</span>
+    </a>
+    &nbsp;&nbsp;//&nbsp;&nbsp;<a href="./index.html">Document Index</a></div><h1 id="how-to-upgrade-netdata">How to upgrade netdata</h1>
+<p>iRedMail installs netdata with the official binary package.</p>
+<h2 id="upgrade-netdata-on-linux">Upgrade netdata on Linux</h2>
+<p>To update netdata on Linux, just download new version of the prebuilt package
+from its <a href="https://github.com/netdata/netdata/releases">github page</a>, then run
+it:</p>
+<pre><code>chmod +x netdata-latest.gz.run
+./netdata-latest.gz.run --accept
+</code></pre>
+
+<p>That's it.</p>
+<h2 id="upgrade-netdata-on-freebsd">Upgrade netdata on FreeBSD</h2>
+<p>Please upgrade netdata with FreeBSD ports tree.</p>
+<h2 id="see-also">See Also</h2>
+<ul>
+<li><a href="./integration.netdata.freebsd.html">Integrate netdata monitor (on FreeBSD server)</a></li>
+</ul><div class="footer">
+    <p style="text-align: center; color: grey;">All documents are available in <a href="https://bitbucket.org/zhb/iredmail-docs/src">BitBucket repository</a>, and published under <a href="http://creativecommons.org/licenses/by-nd/3.0/us/" target="_blank">Creative Commons</a> license. You can <a href="https://bitbucket.org/zhb/iredmail-docs/get/tip.tar.bz2">download the latest version</a> for offline reading. If you found something wrong, please do <a href="https://www.iredmail.org/contact.html">contact us</a> to fix it.</p>
+</div>
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