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Merge pull request #180 from thkukuk/libeconf

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Add support for a vendor directory and libeconf
This commit is contained in:
Serge Hallyn 2019-10-05 22:34:29 -05:00 committed by GitHub
commit 991fee82df
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GPG Key ID: 4AEE18F83AFDEB23
6 changed files with 132 additions and 36 deletions
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11
configure.ac
View File

@ -321,6 +321,17 @@ AC_SEARCH_LIBS(inet_ntoa, inet)
AC_SEARCH_LIBS(socket, socket)
AC_SEARCH_LIBS(gethostbyname, nsl)
AC_CHECK_LIB([econf],[econf_readDirs],[LIBECONF="-leconf"],[LIBECONF=""])
if test -n "$LIBECONF"; then
ECONF_CPPFLAGS="-DUSE_ECONF=1"
AC_ARG_ENABLE([vendordir],
AS_HELP_STRING([--enable-vendordir=DIR], [Directory for distribution provided configuration files]),,[])
fi
AC_SUBST(ECONF_CPPFLAGS)
AC_SUBST(LIBECONF)
AC_SUBST([VENDORDIR], [$enable_vendordir])
AM_CONDITIONAL([HAVE_VENDORDIR], [test "x$enable_vendordir" != x])
if test "$enable_shadowgrp" = "yes"; then
AC_DEFINE(SHADOWGRP, 1, [Define to support the shadow group file.])
fi

4
lib/Makefile.am
View File

@ -6,6 +6,10 @@ DEFS =
noinst_LTLIBRARIES = libshadow.la
libshadow_la_LDFLAGS = -version-info 0:0:0
libshadow_la_CPPFLAGS = $(ECONF_CPPFLAGS)
if HAVE_VENDORDIR
libshadow_la_CPPFLAGS += -DVENDORDIR=\"$(VENDORDIR)\"
endif
libshadow_la_SOURCES = \
commonio.c \

76
lib/getdef.c
View File

@ -40,6 +40,9 @@
#include <stdlib.h>
#include <ctype.h>
#include <errno.h>
#ifdef USE_ECONF
#include <libeconf.h>
#endif
#include "getdef.h"
/*
* A configuration item definition.
@ -152,11 +155,20 @@ static struct itemdef knowndef_table[] = {
{NULL, NULL}
};
#ifdef USE_ECONF
#ifdef VENDORDIR
static const char* vendordir = VENDORDIR;
#else
static const char* vendordir = NULL;
#endif
static const char* sysconfdir = "/etc";
#else
#ifndef LOGINDEFS
#define LOGINDEFS "/etc/login.defs"
#endif
static const char* def_fname = LOGINDEFS; /* login config defs file */
#endif
static bool def_loaded = false; /* are defs already loaded? */
/* local function prototypes */
@ -433,7 +445,27 @@ out:
void setdef_config_file (const char* file)
{
#ifdef USE_ECONF
size_t len;
char* cp;
len = strlen(file) + strlen(sysconfdir) + 2;
cp = malloc(len);
if (cp == NULL)
exit (13);
snprintf(cp, len, "%s/%s", file, sysconfdir);
sysconfdir = cp;
#ifdef VENDORDIR
len = strlen(file) + strlen(vendordir) + 2;
cp = malloc(len);
if (cp == NULL)
exit (13);
snprintf(cp, len, "%s/%s", file, vendordir);
vendordir = cp;
#endif
#else
def_fname = file;
#endif
}
/*
@ -444,9 +476,16 @@ void setdef_config_file (const char* file)
static void def_load (void)
{
#ifdef USE_ECONF
econf_file *defs_file = NULL;
econf_err error;
char **keys;
size_t key_number;
#else
int i;
FILE *fp;
char buf[1024], *name, *value, *s;
#endif
/*
* Set the initialized flag.
@ -454,6 +493,42 @@ static void def_load (void)
*/
def_loaded = true;
#ifdef USE_ECONF
error = econf_readDirs (&defs_file, vendordir, sysconfdir, "login", "defs", " \t", "#");
if (error) {
if (error == ECONF_NOFILE)
return;
SYSLOG ((LOG_CRIT, "cannot open login definitions [%s]",
econf_errString(error)));
exit (EXIT_FAILURE);
}
if ((error = econf_getKeys(defs_file, NULL, &key_number, &keys))) {
SYSLOG ((LOG_CRIT, "cannot read login definitions [%s]",
econf_errString(error)));
exit (EXIT_FAILURE);
}
for (size_t i = 0; i < key_number; i++) {
char *value;
econf_getStringValue(defs_file, NULL, keys[i], &value);
/*
* Store the value in def_table.
*
* Ignore failures to load the login.defs file.
* The error was already reported to the user and to
* syslog. The tools will just use their default values.
*/
(void)putdef_str (keys[i], value);
}
econf_free (keys);
econf_free (defs_file);
#else
/*
* Open the configuration definitions file.
*/
@ -517,6 +592,7 @@ static void def_load (void)
}
(void) fclose (fp);
#endif
}

2
libmisc/Makefile.am
View File

@ -1,7 +1,7 @@
EXTRA_DIST = .indent.pro xgetXXbyYY.c
AM_CPPFLAGS = -I$(top_srcdir)/lib
AM_CPPFLAGS = -I$(top_srcdir)/lib $(ECONF_CPPFLAGS)
noinst_LIBRARIES = libmisc.a

4
libmisc/prefix_flag.c
View File

@ -141,10 +141,14 @@ extern const char* process_prefix_flag (const char* short_opt, int argc, char **
sub_gid_setdbname(sgid_db_file);
#endif
#ifdef USE_ECONF
setdef_config_file(prefix);
#else
len = strlen(prefix) + strlen("/etc/login.defs") + 2;
def_conf_file = xmalloc(len);
snprintf(def_conf_file, len, "%s/%s", prefix, "/etc/login.defs");
setdef_config_file(def_conf_file);
#endif
}
if (prefix == NULL)

55
src/Makefile.am
View File

@ -88,42 +88,43 @@ else
LIBCRYPT_NOPAM = $(LIBCRYPT)
endif
chage_LDADD = $(LDADD) $(LIBPAM_SUID) $(LIBAUDIT) $(LIBSELINUX)
chage_LDADD = $(LDADD) $(LIBPAM_SUID) $(LIBAUDIT) $(LIBSELINUX) $(LIBECONF)
newuidmap_LDADD = $(LDADD) $(LIBSELINUX) $(LIBCAP)
newgidmap_LDADD = $(LDADD) $(LIBSELINUX) $(LIBCAP)
chfn_LDADD = $(LDADD) $(LIBPAM) $(LIBSELINUX) $(LIBCRYPT_NOPAM) $(LIBSKEY) $(LIBMD)
chgpasswd_LDADD = $(LDADD) $(LIBPAM_SUID) $(LIBSELINUX) $(LIBCRYPT)
chsh_LDADD = $(LDADD) $(LIBPAM) $(LIBSELINUX) $(LIBCRYPT_NOPAM) $(LIBSKEY) $(LIBMD)
chpasswd_LDADD = $(LDADD) $(LIBPAM) $(LIBSELINUX) $(LIBCRYPT)
gpasswd_LDADD = $(LDADD) $(LIBAUDIT) $(LIBSELINUX) $(LIBCRYPT)
groupadd_LDADD = $(LDADD) $(LIBPAM_SUID) $(LIBAUDIT) $(LIBSELINUX)
groupdel_LDADD = $(LDADD) $(LIBPAM_SUID) $(LIBAUDIT) $(LIBSELINUX)
groupmems_LDADD = $(LDADD) $(LIBPAM) $(LIBSELINUX)
groupmod_LDADD = $(LDADD) $(LIBPAM_SUID) $(LIBAUDIT) $(LIBSELINUX)
grpck_LDADD = $(LDADD) $(LIBSELINUX)
grpconv_LDADD = $(LDADD) $(LIBSELINUX)
grpunconv_LDADD = $(LDADD) $(LIBSELINUX)
lastlog_LDADD = $(LDADD) $(LIBAUDIT)
chfn_LDADD = $(LDADD) $(LIBPAM) $(LIBSELINUX) $(LIBCRYPT_NOPAM) $(LIBSKEY) $(LIBMD) $(LIBECONF)
chgpasswd_LDADD = $(LDADD) $(LIBPAM_SUID) $(LIBSELINUX) $(LIBCRYPT) $(LIBECONF)
chsh_LDADD = $(LDADD) $(LIBPAM) $(LIBSELINUX) $(LIBCRYPT_NOPAM) $(LIBSKEY) $(LIBMD) $(LIBECONF)
chpasswd_LDADD = $(LDADD) $(LIBPAM) $(LIBSELINUX) $(LIBCRYPT) $(LIBECONF)
expiry_LDADD = $(LDADD) $(LIBECONF)
gpasswd_LDADD = $(LDADD) $(LIBAUDIT) $(LIBSELINUX) $(LIBCRYPT) $(LIBECONF)
groupadd_LDADD = $(LDADD) $(LIBPAM_SUID) $(LIBAUDIT) $(LIBSELINUX) $(LIBECONF)
groupdel_LDADD = $(LDADD) $(LIBPAM_SUID) $(LIBAUDIT) $(LIBSELINUX) $(LIBECONF)
groupmems_LDADD = $(LDADD) $(LIBPAM) $(LIBSELINUX) $(LIBECONF)
groupmod_LDADD = $(LDADD) $(LIBPAM_SUID) $(LIBAUDIT) $(LIBSELINUX) $(LIBECONF)
grpck_LDADD = $(LDADD) $(LIBSELINUX) $(LIBECONF)
grpconv_LDADD = $(LDADD) $(LIBSELINUX) $(LIBECONF)
grpunconv_LDADD = $(LDADD) $(LIBSELINUX) $(LIBECONF)
lastlog_LDADD = $(LDADD) $(LIBAUDIT) $(LIBECONF)
login_SOURCES = \
login.c \
login_nopam.c
login_LDADD = $(LDADD) $(LIBPAM) $(LIBAUDIT) $(LIBCRYPT_NOPAM) $(LIBSKEY) $(LIBMD)
newgrp_LDADD = $(LDADD) $(LIBAUDIT) $(LIBCRYPT)
newusers_LDADD = $(LDADD) $(LIBPAM) $(LIBSELINUX) $(LIBCRYPT)
login_LDADD = $(LDADD) $(LIBPAM) $(LIBAUDIT) $(LIBCRYPT_NOPAM) $(LIBSKEY) $(LIBMD) $(LIBECONF)
newgrp_LDADD = $(LDADD) $(LIBAUDIT) $(LIBCRYPT) $(LIBECONF)
newusers_LDADD = $(LDADD) $(LIBPAM) $(LIBSELINUX) $(LIBCRYPT) $(LIBECONF)
nologin_LDADD =
passwd_LDADD = $(LDADD) $(LIBPAM) $(LIBCRACK) $(LIBAUDIT) $(LIBSELINUX) $(LIBCRYPT_NOPAM)
pwck_LDADD = $(LDADD) $(LIBSELINUX)
pwconv_LDADD = $(LDADD) $(LIBSELINUX)
pwunconv_LDADD = $(LDADD) $(LIBSELINUX)
passwd_LDADD = $(LDADD) $(LIBPAM) $(LIBCRACK) $(LIBAUDIT) $(LIBSELINUX) $(LIBCRYPT_NOPAM) $(LIBECONF)
pwck_LDADD = $(LDADD) $(LIBSELINUX) $(LIBECONF)
pwconv_LDADD = $(LDADD) $(LIBSELINUX) $(LIBECONF)
pwunconv_LDADD = $(LDADD) $(LIBSELINUX) $(LIBECONF)
su_SOURCES = \
su.c \
suauth.c
su_LDADD = $(LDADD) $(LIBPAM) $(LIBAUDIT) $(LIBCRYPT_NOPAM) $(LIBSKEY) $(LIBMD)
sulogin_LDADD = $(LDADD) $(LIBCRYPT)
useradd_LDADD = $(LDADD) $(LIBPAM_SUID) $(LIBAUDIT) $(LIBSELINUX) $(LIBSEMANAGE) $(LIBACL) $(LIBATTR)
userdel_LDADD = $(LDADD) $(LIBPAM_SUID) $(LIBAUDIT) $(LIBSELINUX) $(LIBSEMANAGE)
usermod_LDADD = $(LDADD) $(LIBPAM_SUID) $(LIBAUDIT) $(LIBSELINUX) $(LIBSEMANAGE) $(LIBACL) $(LIBATTR)
vipw_LDADD = $(LDADD) $(LIBSELINUX)
su_LDADD = $(LDADD) $(LIBPAM) $(LIBAUDIT) $(LIBCRYPT_NOPAM) $(LIBSKEY) $(LIBMD) $(LIBECONF)
sulogin_LDADD = $(LDADD) $(LIBCRYPT) $(LIBECONF)
useradd_LDADD = $(LDADD) $(LIBPAM_SUID) $(LIBAUDIT) $(LIBSELINUX) $(LIBSEMANAGE) $(LIBACL) $(LIBATTR) $(LIBECONF)
userdel_LDADD = $(LDADD) $(LIBPAM_SUID) $(LIBAUDIT) $(LIBSELINUX) $(LIBSEMANAGE) $(LIBECONF)
usermod_LDADD = $(LDADD) $(LIBPAM_SUID) $(LIBAUDIT) $(LIBSELINUX) $(LIBSEMANAGE) $(LIBACL) $(LIBATTR) $(LIBECONF)
vipw_LDADD = $(LDADD) $(LIBSELINUX) $(LIBECONF)
install-am: all-am
$(MAKE) $(AM_MAKEFLAGS) install-exec-am install-data-am