| Server IP : 103.119.228.120 / Your IP : 3.146.34.148 Web Server : Apache System : Linux v8.techscape8.com 3.10.0-1160.119.1.el7.tuxcare.els2.x86_64 #1 SMP Mon Jul 15 12:09:18 UTC 2024 x86_64 User : nobody ( 99) PHP Version : 5.6.40 Disable Function : shell_exec,symlink,system,exec,proc_get_status,proc_nice,proc_terminate,define_syslog_variables,syslog,openlog,closelog,escapeshellcmd,passthru,ocinum cols,ini_alter,leak,listen,chgrp,apache_note,apache_setenv,debugger_on,debugger_off,ftp_exec,dl,dll,myshellexec,proc_open,socket_bind,proc_close,escapeshellarg,parse_ini_filepopen,fpassthru,exec,passthru,escapeshellarg,escapeshellcmd,proc_close,proc_open,ini_alter,popen,show_source,proc_nice,proc_terminate,proc_get_status,proc_close,pfsockopen,leak,apache_child_terminate,posix_kill,posix_mkfifo,posix_setpgid,posix_setsid,posix_setuid,dl,symlink,shell_exec,system,dl,passthru,escapeshellarg,escapeshellcmd,myshellexec,c99_buff_prepare,c99_sess_put,fpassthru,getdisfunc,fx29exec,fx29exec2,is_windows,disp_freespace,fx29sh_getupdate,fx29_buff_prepare,fx29_sess_put,fx29shexit,fx29fsearch,fx29ftpbrutecheck,fx29sh_tools,fx29sh_about,milw0rm,imagez,sh_name,myshellexec,checkproxyhost,dosyayicek,c99_buff_prepare,c99_sess_put,c99getsource,c99sh_getupdate,c99fsearch,c99shexit,view_perms,posix_getpwuid,posix_getgrgid,posix_kill,parse_perms,parsesort,view_perms_color,set_encoder_input,ls_setcheckboxall,ls_reverse_all,rsg_read,rsg_glob,selfURL,dispsecinfo,unix2DosTime,addFile,system,get_users,view_size,DirFiles,DirFilesWide,DirPrintHTMLHeaders,GetFilesTotal,GetTitles,GetTimeTotal,GetMatchesCount,GetFileMatchesCount,GetResultFiles,fs_copy_dir,fs_copy_obj,fs_move_dir,fs_move_obj,fs_rmdir,SearchText,getmicrotime MySQL : ON | cURL : ON | WGET : ON | Perl : ON | Python : ON | Sudo : ON | Pkexec : ON Directory : /usr/share/doc/postgresql-9.2.24/html/ |
Upload File : |
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <HTML ><HEAD ><TITLE >dummy_seclabel</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.79"><LINK REV="MADE" HREF="mailto:pgsql-docs@postgresql.org"><LINK REL="HOME" TITLE="PostgreSQL 9.2.24 Documentation" HREF="index.html"><LINK REL="UP" TITLE="Additional Supplied Modules" HREF="contrib.html"><LINK REL="PREVIOUS" TITLE="dict_xsyn" HREF="dict-xsyn.html"><LINK REL="NEXT" TITLE="earthdistance" HREF="earthdistance.html"><LINK REL="STYLESHEET" TYPE="text/css" HREF="stylesheet.css"><META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=ISO-8859-1"><META NAME="creation" CONTENT="2017-11-06T22:43:11"></HEAD ><BODY CLASS="SECT1" ><DIV CLASS="NAVHEADER" ><TABLE SUMMARY="Header navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TH COLSPAN="5" ALIGN="center" VALIGN="bottom" ><A HREF="index.html" >PostgreSQL 9.2.24 Documentation</A ></TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="top" ><A TITLE="dict_xsyn" HREF="dict-xsyn.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="10%" ALIGN="left" VALIGN="top" ><A HREF="contrib.html" ACCESSKEY="U" >Up</A ></TD ><TD WIDTH="60%" ALIGN="center" VALIGN="bottom" >Appendix F. Additional Supplied Modules</TD ><TD WIDTH="20%" ALIGN="right" VALIGN="top" ><A TITLE="earthdistance" HREF="earthdistance.html" ACCESSKEY="N" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><DIV CLASS="SECT1" ><H1 CLASS="SECT1" ><A NAME="DUMMY-SECLABEL" >F.12. dummy_seclabel</A ></H1 ><P > The <TT CLASS="FILENAME" >dummy_seclabel</TT > module exists only to support regression testing of the <TT CLASS="COMMAND" >SECURITY LABEL</TT > statement. It is not intended to be used in production. </P ><DIV CLASS="SECT2" ><H2 CLASS="SECT2" ><A NAME="AEN148041" >F.12.1. Rationale</A ></H2 ><P > The <TT CLASS="COMMAND" >SECURITY LABEL</TT > statement allows the user to assign security labels to database objects; however, security labels can only be assigned when specifically allowed by a loadable module, so this module is provided to allow proper regression testing. </P ><P > Security label providers intended to be used in production will typically be dependent on a platform-specific feature such as <SPAN CLASS="PRODUCTNAME" >SE-Linux</SPAN >. This module is platform-independent, and therefore better-suited to regression testing. </P ></DIV ><DIV CLASS="SECT2" ><H2 CLASS="SECT2" ><A NAME="AEN148047" >F.12.2. Usage</A ></H2 ><P > Here's a simple example of usage: </P ><PRE CLASS="PROGRAMLISTING" ># postgresql.conf shared_preload_libraries = 'dummy_seclabel'</PRE ><PRE CLASS="PROGRAMLISTING" >postgres=# CREATE TABLE t (a int, b text); CREATE TABLE postgres=# SECURITY LABEL ON TABLE t IS 'classified'; SECURITY LABEL</PRE ><P > The <TT CLASS="FILENAME" >dummy_seclabel</TT > module provides only four hardcoded labels: <TT CLASS="LITERAL" >unclassified</TT >, <TT CLASS="LITERAL" >classified</TT >, <TT CLASS="LITERAL" >secret</TT >, and <TT CLASS="LITERAL" >top secret</TT >. It does not allow any other strings as security labels. </P ><P > These labels are not used to enforce access controls. They are only used to check whether the <TT CLASS="COMMAND" >SECURITY LABEL</TT > statement works as expected, or not. </P ></DIV ><DIV CLASS="SECT2" ><H2 CLASS="SECT2" ><A NAME="AEN148060" >F.12.3. Author</A ></H2 ><P > KaiGai Kohei <CODE CLASS="EMAIL" ><<A HREF="mailto:kaigai@ak.jp.nec.com" >kaigai@ak.jp.nec.com</A >></CODE > </P ></DIV ></DIV ><DIV CLASS="NAVFOOTER" ><HR ALIGN="LEFT" WIDTH="100%"><TABLE SUMMARY="Footer navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" ><A HREF="dict-xsyn.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="index.html" ACCESSKEY="H" >Home</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="earthdistance.html" ACCESSKEY="N" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >dict_xsyn</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="contrib.html" ACCESSKEY="U" >Up</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >earthdistance</TD ></TR ></TABLE ></DIV ></BODY ></HTML >