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wtmpdb.patch
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File wtmpdb.patch of Package openssh
diff -ur openssh-8.9p1.old/configure.ac openssh-8.9p1/configure.ac --- openssh-8.9p1.old/configure.ac 2022-02-23 12:31:11.000000000 +0100 +++ openssh-8.9p1/configure.ac 2023-04-17 14:52:21.499002203 +0200 @@ -1703,6 +1703,49 @@ fi ] ) +# Check whether user wants wtmpdb support +WTMPDB_MSG="no" +AC_ARG_WITH([wtmpdb], + [ --with-wtmpdb[[=PATH]] Enable wtmpdb support for sshd], + [ if test "x$withval" != "xno" ; then + if test "x$withval" = "xyes" ; then + AC_PATH_TOOL([PKGCONFIG], [pkg-config], [no]) + if test "x$PKGCONFIG" != "xno"; then + AC_MSG_CHECKING([if $PKGCONFIG knows about wtmpdb]) + if "$PKGCONFIG" libwtmpdb; then + AC_MSG_RESULT([yes]) + use_pkgconfig_for_libwtmpdb=yes + else + AC_MSG_RESULT([no]) + fi + fi + else + CPPFLAGS="$CPPFLAGS -I${withval}/include" + if test -n "${rpath_opt}"; then + LDFLAGS="-L${withval}/lib ${rpath_opt}${withval}/lib ${LDFLAGS}" + else + LDFLAGS="-L${withval}/lib ${LDFLAGS}" + fi + fi + if test "x$use_pkgconfig_for_libwtmpdb" = "xyes"; then + LIBWTMPDB=`$PKGCONFIG --libs libwtmpdb` + CPPFLAGS="$CPPFLAGS `$PKGCONFIG --cflags libwtmpdb`" + else + LIBWTMPDB="-lwtmpdb" + fi + OTHERLIBS=`echo $LIBWTMPDB | sed 's/-lwtmpdb//'` + AC_CHECK_LIB([wtmpdb], [wtmpdb_login], + [ AC_DEFINE([USE_WTMPDB], [1], [Use libwtmpdb for sshd]) + WTMPDB_MSG="yes" + AC_SUBST([LIBWTMPDB]) + ], + [ AC_MSG_ERROR([libwtmpdb not found]) ], + [ $OTHERLIBS ] + ) + fi ] +) + + AUDIT_MODULE=none AC_ARG_WITH([audit], [ --with-audit=module Enable audit support (modules=debug,bsm,linux)], diff -ur openssh-8.9p1.old/loginrec.c openssh-8.9p1/loginrec.c --- openssh-8.9p1.old/loginrec.c 2022-02-23 12:31:11.000000000 +0100 +++ openssh-8.9p1/loginrec.c 2023-04-18 10:05:04.311193333 +0200 @@ -187,6 +187,10 @@ # include <util.h> #endif +#ifdef USE_WTMPDB +# include <wtmpdb.h> +#endif + /** ** prototypes for helper functions in this file **/ @@ -207,6 +211,9 @@ int wtmpx_write_entry(struct logininfo *li); int lastlog_write_entry(struct logininfo *li); int syslogin_write_entry(struct logininfo *li); +#ifdef USE_WTMPDB +int wtmpdb_write_entry(struct logininfo *li); +#endif int getlast_entry(struct logininfo *li); int lastlog_get_entry(struct logininfo *li); @@ -467,6 +474,9 @@ #ifdef USE_WTMPX wtmpx_write_entry(li); #endif +#ifdef USE_WTMPDB + wtmpdb_write_entry(li); +#endif #ifdef CUSTOM_SYS_AUTH_RECORD_LOGIN if (li->type == LTYPE_LOGIN && !sys_auth_record_login(li->username,li->hostname,li->line, @@ -1409,6 +1419,64 @@ } #endif /* USE_WTMPX */ +#ifdef USE_WTMPDB +static int +wtmpdb_perform_login(struct logininfo *li) +{ + uint64_t login_time = li->tv_sec * ((uint64_t) 1000000ULL) + li->tv_usec; + const char *tty; + + if (strncmp(li->line, "/dev/", 5) == 0) + tty = &(li->line[5]); + else + tty = li->line; + + li->wtmpdb_id = wtmpdb_login(NULL, USER_PROCESS, li->username, + login_time, tty, li->hostname, 0, 0); + if (li->wtmpdb_id < 0) + return (0); + + return (1); +} + + +static int +wtmpdb_perform_logout(struct logininfo *li) +{ + uint64_t logout_time = li->tv_sec * ((uint64_t) 1000000ULL) + li->tv_usec; + + if (li->wtmpdb_id == 0) { + const char *tty; + + if (strncmp(li->line, "/dev/", 5) == 0) + tty = &(li->line[5]); + else + tty = li->line; + + li->wtmpdb_id = wtmpdb_get_id(NULL, tty, NULL); + } + wtmpdb_logout(NULL, li->wtmpdb_id, logout_time, NULL); + + return (1); +} + + +int +wtmpdb_write_entry(struct logininfo *li) +{ + switch(li->type) { + case LTYPE_LOGIN: + return (wtmpdb_perform_login(li)); + case LTYPE_LOGOUT: + return (wtmpdb_perform_logout(li)); + default: + logit("%s: invalid type field", __func__); + return (0); + } +} +#endif + + /** ** Low-level libutil login() functions **/ diff -ur openssh-8.9p1.old/loginrec.h openssh-8.9p1/loginrec.h --- openssh-8.9p1.old/loginrec.h 2022-02-23 12:31:11.000000000 +0100 +++ openssh-8.9p1/loginrec.h 2023-04-17 14:58:20.808850750 +0200 @@ -79,6 +79,9 @@ unsigned int tv_sec; unsigned int tv_usec; union login_netinfo hostaddr; /* caller's host address(es) */ +#ifdef USE_WTMPDB + int64_t wtmpdb_id; /* ID for wtmpdb_logout */ +#endif }; /* struct logininfo */ /* diff -ur openssh-8.9p1.old/Makefile.in openssh-8.9p1/Makefile.in --- openssh-8.9p1.old/Makefile.in 2022-02-23 12:31:11.000000000 +0100 +++ openssh-8.9p1/Makefile.in 2023-04-17 14:44:32.156538001 +0200 @@ -55,6 +55,7 @@ SSHDLIBS=@SSHDLIBS@ LIBEDIT=@LIBEDIT@ LIBFIDO2=@LIBFIDO2@ +LIBWTMPDB=@LIBWTMPDB@ AR=@AR@ AWK=@AWK@ RANLIB=@RANLIB@ @@ -212,7 +213,7 @@ $(LD) -o $@ $(SSHOBJS) $(LDFLAGS) -lssh -lopenbsd-compat $(LIBS) $(GSSLIBS) $(CHANNELLIBS) sshd$(EXEEXT): libssh.a $(LIBCOMPAT) $(SSHDOBJS) - $(LD) -o $@ $(SSHDOBJS) $(LDFLAGS) -lssh -lopenbsd-compat $(SSHDLIBS) $(LIBS) $(GSSLIBS) $(K5LIBS) $(CHANNELLIBS) + $(LD) -o $@ $(SSHDOBJS) $(LDFLAGS) -lssh -lopenbsd-compat $(SSHDLIBS) $(LIBS) $(GSSLIBS) $(K5LIBS) $(CHANNELLIBS) $(LIBWTMPDB) scp$(EXEEXT): $(LIBCOMPAT) libssh.a $(SCP_OBJS) $(LD) -o $@ $(SCP_OBJS) $(LDFLAGS) -lssh -lopenbsd-compat $(LIBS)
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