Ident authentication over Unix-domain sockets on Solaris, using
getpeerucred() function. Author: Garick Hamlin <ghamlin@isc.upenn.edu>
This commit is contained in:
Peter Eisentraut
parent
29ad832dba
commit
f426fbf746
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@ -8925,7 +8925,8 @@ done
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for ac_header in crypt.h dld.h fp_class.h getopt.h ieeefp.h langinfo.h poll.h pwd.h sys/ipc.h sys/poll.h sys/pstat.h sys/resource.h sys/select.h sys/sem.h sys/socket.h sys/shm.h sys/tas.h sys/time.h sys/un.h termios.h utime.h wchar.h wctype.h kernel/OS.h kernel/image.h SupportDefs.h
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for ac_header in crypt.h dld.h fp_class.h getopt.h ieeefp.h langinfo.h poll.h pwd.h sys/ipc.h sys/poll.h sys/pstat.h sys/resource.h sys/select.h sys/sem.h sys/socket.h sys/shm.h sys/tas.h sys/time.h sys/un.h termios.h ucred.h utime.h wchar.h wctype.h kernel/OS.h kernel/image.h SupportDefs.h
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do
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as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
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if { as_var=$as_ac_Header; eval "test \"\${$as_var+set}\" = set"; }; then
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@ -15804,7 +15805,8 @@ fi
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for ac_func in cbrt dlopen fcvt fdatasync getpeereid getrlimit memmove poll pstat readlink setproctitle setsid sigprocmask symlink sysconf towlower utime utimes waitpid wcstombs
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for ac_func in cbrt dlopen fcvt fdatasync getpeereid getpeerucred getrlimit memmove poll pstat readlink setproctitle setsid sigprocmask symlink sysconf towlower utime utimes waitpid wcstombs
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do
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as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`
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{ echo "$as_me:$LINENO: checking for $ac_func" >&5
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@ -1,5 +1,5 @@
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dnl Process this file with autoconf to produce a configure script.
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dnl $PostgreSQL: pgsql/configure.in,v 1.571 2008/10/30 12:28:51 petere Exp $
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dnl $PostgreSQL: pgsql/configure.in,v 1.572 2008/11/18 13:10:20 petere Exp $
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dnl
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dnl Developers, please strive to achieve this order:
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dnl
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@ -955,7 +955,7 @@ AC_SUBST(OSSP_UUID_LIBS)
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##
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dnl sys/socket.h is required by AC_FUNC_ACCEPT_ARGTYPES
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AC_CHECK_HEADERS([crypt.h dld.h fp_class.h getopt.h ieeefp.h langinfo.h poll.h pwd.h sys/ipc.h sys/poll.h sys/pstat.h sys/resource.h sys/select.h sys/sem.h sys/socket.h sys/shm.h sys/tas.h sys/time.h sys/un.h termios.h utime.h wchar.h wctype.h kernel/OS.h kernel/image.h SupportDefs.h])
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AC_CHECK_HEADERS([crypt.h dld.h fp_class.h getopt.h ieeefp.h langinfo.h poll.h pwd.h sys/ipc.h sys/poll.h sys/pstat.h sys/resource.h sys/select.h sys/sem.h sys/socket.h sys/shm.h sys/tas.h sys/time.h sys/un.h termios.h ucred.h utime.h wchar.h wctype.h kernel/OS.h kernel/image.h SupportDefs.h])
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# At least on IRIX, cpp test for netinet/tcp.h will fail unless
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# netinet/in.h is included first.
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@ -1134,7 +1134,7 @@ PGAC_VAR_INT_TIMEZONE
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AC_FUNC_ACCEPT_ARGTYPES
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PGAC_FUNC_GETTIMEOFDAY_1ARG
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AC_CHECK_FUNCS([cbrt dlopen fcvt fdatasync getpeereid getrlimit memmove poll pstat readlink setproctitle setsid sigprocmask symlink sysconf towlower utime utimes waitpid wcstombs])
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AC_CHECK_FUNCS([cbrt dlopen fcvt fdatasync getpeereid getpeerucred getrlimit memmove poll pstat readlink setproctitle setsid sigprocmask symlink sysconf towlower utime utimes waitpid wcstombs])
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AC_CHECK_DECLS(fdatasync, [], [], [#include <unistd.h>])
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AC_CHECK_DECLS(posix_fadvise, [], [], [#include <fcntl.h>])
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@ -1,4 +1,4 @@
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<!-- $PostgreSQL: pgsql/doc/src/sgml/client-auth.sgml,v 1.110 2008/10/28 12:10:42 mha Exp $ -->
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<!-- $PostgreSQL: pgsql/doc/src/sgml/client-auth.sgml,v 1.111 2008/11/18 13:10:20 petere Exp $ -->
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<chapter id="client-authentication">
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<title>Client Authentication</title>
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@ -1005,7 +1005,7 @@ omicron bryanh guest1
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Unix-domain sockets (currently <systemitem
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class="osname">Linux</>, <systemitem class="osname">FreeBSD</>,
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<systemitem class="osname">NetBSD</>, <systemitem class="osname">OpenBSD</>,
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and <systemitem class="osname">BSD/OS</>), ident authentication can also
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<systemitem class="osname">BSD/OS</>, and <systemitem class="osname">Solaris</systemitem>), ident authentication can also
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be applied to local connections. In this case, no security risk is added by
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using ident authentication; indeed it is a preferable choice for
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local connections on such systems.
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@ -8,7 +8,7 @@
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*
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*
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* IDENTIFICATION
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* $PostgreSQL: pgsql/src/backend/libpq/auth.c,v 1.170 2008/10/28 12:10:43 mha Exp $
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* $PostgreSQL: pgsql/src/backend/libpq/auth.c,v 1.171 2008/11/18 13:10:20 petere Exp $
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*
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*-------------------------------------------------------------------------
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*/
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@ -21,6 +21,9 @@
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#include <sys/uio.h>
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#include <sys/ucred.h>
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#endif
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#ifdef HAVE_UCRED_H
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# include <ucred.h>
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#endif
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#include <netinet/in.h>
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#include <arpa/inet.h>
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#include <unistd.h>
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@ -1611,6 +1614,43 @@ ident_unix(int sock, char *ident_user)
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strlcpy(ident_user, pass->pw_name, IDENT_USERNAME_MAX + 1);
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return true;
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#elif defined(HAVE_GETPEERUCRED)
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/* Solaris > 10 */
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uid_t uid;
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struct passwd *pass;
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ucred_t *ucred;
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ucred = NULL; /* must be initialized to NULL */
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if (getpeerucred(sock, &ucred) == -1)
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{
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ereport(LOG,
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(errcode_for_socket_access(),
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errmsg("could not get peer credentials: %m")));
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return false;
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}
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if ((uid = ucred_geteuid(ucred)) == -1)
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{
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ereport(LOG,
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(errcode_for_socket_access(),
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errmsg("could not get effective UID from peer credentials: %m")));
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return false;
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}
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ucred_free(ucred);
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pass = getpwuid(uid);
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if (pass == NULL)
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{
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ereport(LOG,
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(errmsg("local user with ID %d does not exist",
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(int) uid)));
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return false;
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}
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strlcpy(ident_user, pass->pw_name, IDENT_USERNAME_MAX + 1);
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return true;
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#elif defined(HAVE_STRUCT_CMSGCRED) || defined(HAVE_STRUCT_FCRED) || (defined(HAVE_STRUCT_SOCKCRED) && defined(LOCAL_CREDS))
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struct msghdr msg;
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@ -182,6 +182,9 @@
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/* Define to 1 if you have the `getpeereid' function. */
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#undef HAVE_GETPEEREID
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/* Define to 1 if you have the `getpeerucred' function. */
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#undef HAVE_GETPEERUCRED
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/* Define to 1 if you have the `getpwuid_r' function. */
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#undef HAVE_GETPWUID_R
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@ -557,6 +560,9 @@
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/* Define to 1 if you have the external array `tzname'. */
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#undef HAVE_TZNAME
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/* Define to 1 if you have the <ucred.h> header file. */
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#undef HAVE_UCRED_H
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/* Define to 1 if the system has the type `uint64'. */
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#undef HAVE_UINT64
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