Movatterモバイル変換

[0]ホーム
URL:

Skip to content

Navigation Menu

Sign in
Appearance settings

Search code, repositories, users, issues, pull requests...

Provide feedback

We read every piece of feedback, and take your input very seriously.

Saved searches

Use saved searches to filter your results more quickly

 Sign up
Appearance settings

Commit9039e34

Browse files
committed
doc: warn about security issues around log files
Reported-by: Simon RiggsDiscussion:https://postgr.es/m/CANP8+jJESuuXYq9Djvf-+tx2vY2OFLmfEuu+UvwHNJ1RT7iJCQ@mail.gmail.comAuthor: Simon RiggsBackpatch-through: 10
1 parentec98eac commit9039e34

File tree

2 files changed

+30
-1
lines changed

2 files changed

+30
-1
lines changed

‎doc/src/sgml/config.sgml

Lines changed: 11 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -6649,6 +6649,13 @@ local0.* /var/log/postgresql
66496649
<sect2 id="runtime-config-logging-what">
66506650
<title>What to Log</title>
66516651

6652+
<note>
6653+
<para>
6654+
What you choose to log can have security implications; see
6655+
<xref linkend="logfile-maintenance"/>.
6656+
</para>
6657+
</note>
6658+
66526659
<variablelist>
66536660

66546661
<varlistentry id="guc-application-name" xreflabel="application_name">
@@ -7241,6 +7248,10 @@ log_line_prefix = '%m [%p] %q%u@%d/%a '
72417248
planning). Set <varname>log_min_error_statement</varname> to
72427249
<literal>ERROR</literal> (or lower) to log such statements.
72437250
</para>
7251+
<para>
7252+
Logged statements might reveal sensitive data and even contain
7253+
plaintext passwords.
7254+
</para>
72447255
</note>
72457256
</listitem>
72467257
</varlistentry>

‎doc/src/sgml/maintenance.sgml

Lines changed: 19 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -958,7 +958,25 @@ analyze threshold = analyze base threshold + analyze scale factor * number of tu
958958
It is a good idea to save the database server's log output
959959
somewhere, rather than just discarding it via <filename>/dev/null</filename>.
960960
The log output is invaluable when diagnosing
961-
problems. However, the log output tends to be voluminous
961+
problems.
962+
</para>
963+
964+
<note>
965+
<para>
966+
The server log can contain sensitive information and needs to be protected,
967+
no matter how or where it is stored, or the destination to which it is routed.
968+
For example, some DDL statements might contain plaintext passwords or other
969+
authentication details. Logged statements at the <literal>ERROR</literal>
970+
level might show the SQL source code for applications
971+
and might also contain some parts of data rows. Recording data, events and
972+
related information is the intended function of this facility, so this is
973+
not a leakage or a bug. Please ensure the server logs are visible only to
974+
appropriately authorized people.
975+
</para>
976+
</note>
977+
978+
<para>
979+
Log output tends to be voluminous
962980
(especially at higher debug levels) so you won't want to save it
963981
indefinitely. You need to <emphasis>rotate</emphasis> the log files so that
964982
new log files are started and old ones removed after a reasonable

0 commit comments

Comments
 (0)
[8]ページ先頭
©2009-2025 Movatter.jp