menu "Login/Password Management Utilities"
+config BUSYBOX_CONFIG_ADD_SHELL
+ bool "add-shell"
+ default n if BUSYBOX_CONFIG_DESKTOP
+ help
+ Add shells to /etc/shells.
+
+config BUSYBOX_CONFIG_REMOVE_SHELL
+ bool "remove-shell"
+ default n if BUSYBOX_CONFIG_DESKTOP
+ help
+ Remove shells from /etc/shells.
+
config BUSYBOX_CONFIG_FEATURE_SHADOWPASSWDS
bool "Support for shadow passwords"
default n
help
- Build support for shadow password in /etc/shadow. This file is only
+ Build support for shadow password in /etc/shadow. This file is only
readable by root and thus the encrypted passwords are no longer
publicly readable.
default n
help
If you leave this disabled, busybox will use the system's password
- and group functions. And if you are using the GNU C library
+ and group functions. And if you are using the GNU C library
(glibc), you will then need to install the /etc/nsswitch.conf
configuration file and the required /lib/libnss_* libraries in
- order for the password and group functions to work. This generally
+ order for the password and group functions to work. This generally
makes your embedded system quite a bit larger.
Enabling this option will cause busybox to directly access the
system's /etc/password, /etc/group files (and your system will be
smaller, and I will get fewer emails asking about how glibc NSS
- works). When this option is enabled, you will not be able to use
- PAM to access remote LDAP password servers and whatnot. And if you
+ works). When this option is enabled, you will not be able to use
+ PAM to access remote LDAP password servers and whatnot. And if you
want hostname resolution to work with glibc, you still need the
/lib/libnss_* libraries.
depends on BUSYBOX_CONFIG_USE_BB_PWD_GRP && BUSYBOX_CONFIG_FEATURE_SHADOWPASSWDS
help
If you leave this disabled, busybox will use the system's shadow
- password handling functions. And if you are using the GNU C library
+ password handling functions. And if you are using the GNU C library
(glibc), you will then need to install the /etc/nsswitch.conf
configuration file and the required /lib/libnss_* libraries in
- order for the shadow password functions to work. This generally
+ order for the shadow password functions to work. This generally
makes your embedded system quite a bit larger.
Enabling this option will cause busybox to directly access the
- system's /etc/shadow file when handling shadow passwords. This
+ system's /etc/shadow file when handling shadow passwords. This
makes your system smaller (and I will get fewer emails asking about
- how glibc NSS works). When this option is enabled, you will not be
+ how glibc NSS works). When this option is enabled, you will not be
able to use PAM to access shadow passwords from remote LDAP
password servers and whatnot.
config BUSYBOX_CONFIG_USE_BB_CRYPT
- bool "Use internal DES and MD5 crypt functions"
+ bool "Use internal crypt functions"
default n
help
Busybox has internal DES and MD5 crypt functions.
standard C library functions.
If you leave this disabled, busybox will use the system's
- crypt functions. Most C libraries use large (~70k)
+ crypt functions. Most C libraries use large (~70k)
static buffers there, and also combine them with more general
DES encryption/decryption.
In static build, it makes code _smaller_ by about 1.2k,
and likely many kilobytes less of bss.
-config BUSYBOX_CONFIG_ADDGROUP
- bool "addgroup"
- default n
- help
- Utility for creating a new group account.
-
-config BUSYBOX_CONFIG_FEATURE_ADDUSER_TO_GROUP
- bool "Support for adding users to groups"
+config BUSYBOX_CONFIG_USE_BB_CRYPT_SHA
+ bool "Enable SHA256/512 crypt functions"
default n
- depends on BUSYBOX_CONFIG_ADDGROUP
+ depends on BUSYBOX_CONFIG_USE_BB_CRYPT
help
- If called with two non-option arguments,
- addgroup will add an existing user to an
- existing group.
+ Enable this if you have passwords starting with "$5$" or "$6$"
+ in your /etc/passwd or /etc/shadow files. These passwords
+ are hashed using SHA256 and SHA512 algorithms. Support for them
+ was added to glibc in 2008.
+ With this option off, login will fail password check for any
+ user which has password encrypted with these algorithms.
-config BUSYBOX_CONFIG_DELGROUP
- bool "delgroup"
+config BUSYBOX_CONFIG_ADDUSER
+ bool "adduser"
default n
help
- Utility for deleting a group account.
+ Utility for creating a new user account.
-config BUSYBOX_CONFIG_FEATURE_DEL_USER_FROM_GROUP
- bool "Support for removing users from groups."
+config BUSYBOX_CONFIG_FEATURE_ADDUSER_LONG_OPTIONS
+ bool "Enable long options"
default n
- depends on BUSYBOX_CONFIG_DELGROUP
+ depends on BUSYBOX_CONFIG_ADDUSER && BUSYBOX_CONFIG_LONG_OPTS
help
- If called with two non-option arguments, deluser
- or delgroup will remove an user from a specified group.
+ Support long options for the adduser applet.
config BUSYBOX_CONFIG_FEATURE_CHECK_NAMES
bool "Enable sanity check on user/group names in adduser and addgroup"
For compatibility with Samba machine accounts "$" is also supported
at the end of the user or group name.
-config BUSYBOX_CONFIG_ADDUSER
- bool "adduser"
+config BUSYBOX_CONFIG_FIRST_SYSTEM_ID
+ int "First valid system uid or gid for adduser and addgroup"
+ depends on BUSYBOX_CONFIG_ADDUSER || BUSYBOX_CONFIG_ADDGROUP
+ range 0 64900
+ default 100
+ help
+ First valid system uid or gid for adduser and addgroup
+
+config BUSYBOX_CONFIG_LAST_SYSTEM_ID
+ int "Last valid system uid or gid for adduser and addgroup"
+ depends on BUSYBOX_CONFIG_ADDUSER || BUSYBOX_CONFIG_ADDGROUP
+ range 0 64900
+ default 999
+ help
+ Last valid system uid or gid for adduser and addgroup
+
+config BUSYBOX_CONFIG_ADDGROUP
+ bool "addgroup"
default n
help
- Utility for creating a new user account.
+ Utility for creating a new group account.
-config BUSYBOX_CONFIG_FEATURE_ADDUSER_LONG_OPTIONS
+config BUSYBOX_CONFIG_FEATURE_ADDGROUP_LONG_OPTIONS
bool "Enable long options"
default n
- depends on BUSYBOX_CONFIG_ADDUSER && BUSYBOX_CONFIG_GETOPT_LONG
+ depends on BUSYBOX_CONFIG_ADDGROUP && BUSYBOX_CONFIG_LONG_OPTS
help
- Support long options for the adduser applet.
+ Support long options for the addgroup applet.
+
+config BUSYBOX_CONFIG_FEATURE_ADDUSER_TO_GROUP
+ bool "Support for adding users to groups"
+ default n
+ depends on BUSYBOX_CONFIG_ADDGROUP
+ help
+ If called with two non-option arguments,
+ addgroup will add an existing user to an
+ existing group.
config BUSYBOX_CONFIG_DELUSER
bool "deluser"
help
Utility for deleting a user account.
-config BUSYBOX_CONFIG_GETTY
- bool "getty"
+config BUSYBOX_CONFIG_DELGROUP
+ bool "delgroup"
default n
- select BUSYBOX_CONFIG_FEATURE_SYSLOG
help
- getty lets you log in on a tty, it is normally invoked by init.
+ Utility for deleting a group account.
-config BUSYBOX_CONFIG_FEATURE_UTMP
- bool "Support utmp file"
- depends on BUSYBOX_CONFIG_GETTY || BUSYBOX_CONFIG_LOGIN || BUSYBOX_CONFIG_SU || BUSYBOX_CONFIG_WHO
+config BUSYBOX_CONFIG_FEATURE_DEL_USER_FROM_GROUP
+ bool "Support for removing users from groups"
default n
+ depends on BUSYBOX_CONFIG_DELGROUP
help
- The file /var/run/utmp is used to track who is currently logged in.
+ If called with two non-option arguments, deluser
+ or delgroup will remove an user from a specified group.
-config BUSYBOX_CONFIG_FEATURE_WTMP
- bool "Support wtmp file"
- depends on BUSYBOX_CONFIG_GETTY || BUSYBOX_CONFIG_LOGIN || BUSYBOX_CONFIG_SU || BUSYBOX_CONFIG_LAST
+config BUSYBOX_CONFIG_GETTY
+ bool "getty"
default n
- select BUSYBOX_CONFIG_FEATURE_UTMP
+ select BUSYBOX_CONFIG_FEATURE_SYSLOG
help
- The file /var/run/wtmp is used to track when user's have logged into
- and logged out of the system.
+ getty lets you log in on a tty, it is normally invoked by init.
config BUSYBOX_CONFIG_LOGIN
bool "login"
default n
- select BUSYBOX_CONFIG_FEATURE_SUID
select BUSYBOX_CONFIG_FEATURE_SYSLOG
help
login is used when signing onto a system.
config BUSYBOX_CONFIG_PASSWD
bool "passwd"
default y
- select BUSYBOX_CONFIG_FEATURE_SUID
select BUSYBOX_CONFIG_FEATURE_SYSLOG
help
- passwd changes passwords for user and group accounts. A normal user
+ passwd changes passwords for user and group accounts. A normal user
may only change the password for his/her own account, the super user
- may change the password for any account. The administrator of a group
+ may change the password for any account. The administrator of a group
may change the password for the group.
Note that Busybox binary must be setuid root for this applet to
bool "cryptpw"
default n
help
- Applet for crypting a string.
+ Encrypts the given password with the crypt(3) libc function
+ using the given salt. Debian has this utility under mkpasswd
+ name. Busybox provides mkpasswd as an alias for cryptpw.
config BUSYBOX_CONFIG_CHPASSWD
- bool "chpasswd"
- default n
- help
- chpasswd reads a file of user name and password pairs from
- standard input and uses this information to update a group of
- existing users.
+ bool "chpasswd"
+ default n
+ help
+ Reads a file of user name and password pairs from standard input
+ and uses this information to update a group of existing users.
config BUSYBOX_CONFIG_SU
bool "su"
default n
- select BUSYBOX_CONFIG_FEATURE_SUID
select BUSYBOX_CONFIG_FEATURE_SYSLOG
help
su is used to become another user during a login session.
config BUSYBOX_CONFIG_VLOCK
bool "vlock"
default n
- select BUSYBOX_CONFIG_FEATURE_SUID
help
Build the "vlock" applet which allows you to lock (virtual) terminals.