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diff --git a/man/it/man8/useradd.8 b/man/it/man8/useradd.8 new file mode 100644 index 0000000..d87831d --- /dev/null +++ b/man/it/man8/useradd.8 @@ -0,0 +1,784 @@ +'\" t +.\" Title: useradd +.\" Author: Julianne Frances Haugh +.\" Generator: DocBook XSL Stylesheets v1.79.1 <http://docbook.sf.net/> +.\" Date: 23/01/2020 +.\" Manual: Comandi per la gestione del sistema +.\" Source: shadow-utils 4.8.1 +.\" Language: Italian +.\" +.TH "USERADD" "8" "23/01/2020" "shadow\-utils 4\&.8\&.1" "Comandi per la gestione del si" +.\" ----------------------------------------------------------------- +.\" * Define some portability stuff +.\" ----------------------------------------------------------------- +.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +.\" http://bugs.debian.org/507673 +.\" http://lists.gnu.org/archive/html/groff/2009-02/msg00013.html +.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +.ie \n(.g .ds Aq \(aq +.el .ds Aq ' +.\" ----------------------------------------------------------------- +.\" * set default formatting +.\" ----------------------------------------------------------------- +.\" disable hyphenation +.nh +.\" disable justification (adjust text to left margin only) +.ad l +.\" ----------------------------------------------------------------- +.\" * MAIN CONTENT STARTS HERE * +.\" ----------------------------------------------------------------- +.SH "NOME" +useradd \- crea un nuovo utente o aggiorna le informazioni predefinite per i nuovi utenti +.SH "SINOSSI" +.HP \w'\fBuseradd\fR\ 'u +\fBuseradd\fR [\fIopzioni\fR] \fILOGIN\fR +.HP \w'\fBuseradd\fR\ 'u +\fBuseradd\fR \-D +.HP \w'\fBuseradd\fR\ 'u +\fBuseradd\fR \-D [\fIopzioni\fR] +.SH "DESCRIZIONE" +.PP +When invoked without the +\fB\-D\fR +option, the +\fBuseradd\fR +command creates a new user account using the values specified on the command line plus the default values from the system\&. Depending on command line options, the +\fBuseradd\fR +command will update system files and may also create the new user\*(Aqs home directory and copy initial files\&. +.PP +By default, a group will also be created for the new user (see +\fB\-g\fR, +\fB\-N\fR, +\fB\-U\fR, and +\fBUSERGROUPS_ENAB\fR)\&. +.SH "OPZIONI" +.PP +The options which apply to the +\fBuseradd\fR +command are: +.PP +\fB\-\-badname\fR\ \& +.RS 4 +Allow names that do not conform to standards\&. +.RE +.PP +\fB\-b\fR, \fB\-\-base\-dir\fR\ \&\fIBASE_DIR\fR +.RS 4 +The default base directory for the system if +\fB\-d\fR\ \&\fIHOME_DIR\fR +is not specified\&. +\fIBASE_DIR\fR +is concatenated with the account name to define the home directory\&. If the +\fB\-m\fR +option is not used, +\fIBASE_DIR\fR +must exist\&. +.sp +If this option is not specified, +\fBuseradd\fR +will use the base directory specified by the +\fBHOME\fR +variable in +/etc/default/useradd, or +/home +by default\&. +.RE +.PP +\fB\-c\fR, \fB\-\-comment\fR\ \&\fICOMMENT\fR +.RS 4 +Un testo qualsiasi\&. Di norma \(`e una breve descrizione del login, ed \(`e attualmente usato come nome completo dell\*(Aqutente\&. +.RE +.PP +\fB\-d\fR, \fB\-\-home\-dir\fR\ \&\fIHOME_DIR\fR +.RS 4 +The new user will be created using +\fIHOME_DIR\fR +as the value for the user\*(Aqs login directory\&. The default is to append the +\fILOGIN\fR +name to +\fIBASE_DIR\fR +and use that as the login directory name\&. The directory +\fIHOME_DIR\fR +does not have to exist but will not be created if it is missing\&. +.RE +.PP +\fB\-D\fR, \fB\-\-defaults\fR +.RS 4 +Vedere oltre, la sezione \(FoCambiare i valori predefiniti\(Fc\&. +.RE +.PP +\fB\-e\fR, \fB\-\-expiredate\fR\ \&\fIEXPIRE_DATE\fR +.RS 4 +The date on which the user account will be disabled\&. The date is specified in the format +\fIYYYY\-MM\-DD\fR\&. +.sp +If not specified, +\fBuseradd\fR +will use the default expiry date specified by the +\fBEXPIRE\fR +variable in +/etc/default/useradd, or an empty string (no expiry) by default\&. +.RE +.PP +\fB\-f\fR, \fB\-\-inactive\fR\ \&\fIINACTIVE\fR +.RS 4 +Il numero di giorni dopo la scadenza della password prima che l\*(Aqaccount venga permanentemente disabilitato\&. Un valore pari a 0 disabilita l\*(Aqaccount non appena la password \(`e scaduta, ed un valore pari a \-1 disabilita questa funzionalit\(`a\&. +.sp +If not specified, +\fBuseradd\fR +will use the default inactivity period specified by the +\fBINACTIVE\fR +variable in +/etc/default/useradd, or \-1 by default\&. +.RE +.PP +\fB\-g\fR, \fB\-\-gid\fR\ \&\fIGROUP\fR +.RS 4 +Il nome o numero del gruppo di connessione iniziale dell\*(Aqutente\&. Il nome del gruppo deve esistere\&. Un numero di gruppo deve riferirsi ad un gruppo gi\(`a esistente\&. +.sp +If not specified, the behavior of +\fBuseradd\fR +will depend on the +\fBUSERGROUPS_ENAB\fR +variable in +/etc/login\&.defs\&. If this variable is set to +\fIyes\fR +(or +\fB\-U/\-\-user\-group\fR +is specified on the command line), a group will be created for the user, with the same name as her loginname\&. If the variable is set to +\fIno\fR +(or +\fB\-N/\-\-no\-user\-group\fR +is specified on the command line), useradd will set the primary group of the new user to the value specified by the +\fBGROUP\fR +variable in +/etc/default/useradd, or 100 by default\&. +.RE +.PP +\fB\-G\fR, \fB\-\-groups\fR\ \&\fIGROUP1\fR[\fI,GROUP2,\&.\&.\&.\fR[\fI,GROUPN\fR]]] +.RS 4 +A list of supplementary groups which the user is also a member of\&. Each group is separated from the next by a comma, with no intervening whitespace\&. The groups are subject to the same restrictions as the group given with the +\fB\-g\fR +option\&. The default is for the user to belong only to the initial group\&. +.RE +.PP +\fB\-h\fR, \fB\-\-help\fR +.RS 4 +Mostra un messaggio di aiuto ed esce\&. +.RE +.PP +\fB\-k\fR, \fB\-\-skel\fR\ \&\fISKEL_DIR\fR +.RS 4 +The skeleton directory, which contains files and directories to be copied in the user\*(Aqs home directory, when the home directory is created by +\fBuseradd\fR\&. +.sp +This option is only valid if the +\fB\-m\fR +(or +\fB\-\-create\-home\fR) option is specified\&. +.sp +If this option is not set, the skeleton directory is defined by the +\fBSKEL\fR +variable in +/etc/default/useradd +or, by default, +/etc/skel\&. +.sp +Se possibile vengono copiate le ACL e gli attributi estesi\&. +.RE +.PP +\fB\-K\fR, \fB\-\-key\fR\ \&\fIKEY\fR=\fIVALUE\fR +.RS 4 +Overrides +/etc/login\&.defs +defaults (\fBUID_MIN\fR, +\fBUID_MAX\fR, +\fBUMASK\fR, +\fBPASS_MAX_DAYS\fR +and others)\&. + +Example: +\fB\-K\fR\ \&\fIPASS_MAX_DAYS\fR=\fI\-1\fR +can be used when creating system account to turn off password aging, even though system account has no password at all\&. Multiple +\fB\-K\fR +options can be specified, e\&.g\&.: +\fB\-K\fR\ \&\fIUID_MIN\fR=\fI100\fR\ \& +\fB\-K\fR\ \&\fIUID_MAX\fR=\fI499\fR +.RE +.PP +\fB\-l\fR, \fB\-\-no\-log\-init\fR +.RS 4 +Non aggiunge l\*(Aqutente ai database \(Folastlog\(Fc e \(Fofaillog\(Fc\&. +.sp +By default, the user\*(Aqs entries in the lastlog and faillog databases are reset to avoid reusing the entry from a previously deleted user\&. +.RE +.PP +\fB\-m\fR, \fB\-\-create\-home\fR +.RS 4 +Create the user\*(Aqs home directory if it does not exist\&. The files and directories contained in the skeleton directory (which can be defined with the +\fB\-k\fR +option) will be copied to the home directory\&. +.sp +By default, if this option is not specified and +\fBCREATE_HOME\fR +is not enabled, no home directories are created\&. +.RE +.PP +\fB\-M\fR, \fB\-\-no\-create\-home\fR +.RS 4 +Do no create the user\*(Aqs home directory, even if the system wide setting from +/etc/login\&.defs +(\fBCREATE_HOME\fR) is set to +\fIyes\fR\&. +.RE +.PP +\fB\-N\fR, \fB\-\-no\-user\-group\fR +.RS 4 +Do not create a group with the same name as the user, but add the user to the group specified by the +\fB\-g\fR +option or by the +\fBGROUP\fR +variable in +/etc/default/useradd\&. +.sp +The default behavior (if the +\fB\-g\fR, +\fB\-N\fR, and +\fB\-U\fR +options are not specified) is defined by the +\fBUSERGROUPS_ENAB\fR +variable in +/etc/login\&.defs\&. +.RE +.PP +\fB\-o\fR, \fB\-\-non\-unique\fR +.RS 4 +Permette la creazione di un utente con un UID duplicato (non unico)\&. +.sp +This option is only valid in combination with the +\fB\-u\fR +option\&. +.RE +.PP +\fB\-p\fR, \fB\-\-password\fR\ \&\fIPASSWORD\fR +.RS 4 +The encrypted password, as returned by +\fBcrypt\fR(3)\&. The default is to disable the password\&. +.sp +\fBNote:\fR +This option is not recommended because the password (or encrypted password) will be visible by users listing the processes\&. +.sp +Ci si deve accertare che la password rispetti le norme delle password del sistema\&. +.RE +.PP +\fB\-r\fR, \fB\-\-system\fR +.RS 4 +Crea un account di sistema\&. +.sp +System users will be created with no aging information in +/etc/shadow, and their numeric identifiers are chosen in the +\fBSYS_UID_MIN\fR\-\fBSYS_UID_MAX\fR +range, defined in +/etc/login\&.defs, instead of +\fBUID_MIN\fR\-\fBUID_MAX\fR +(and their +\fBGID\fR +counterparts for the creation of groups)\&. +.sp +Note that +\fBuseradd\fR +will not create a home directory for such a user, regardless of the default setting in +/etc/login\&.defs +(\fBCREATE_HOME\fR)\&. You have to specify the +\fB\-m\fR +options if you want a home directory for a system account to be created\&. +.RE +.PP +\fB\-R\fR, \fB\-\-root\fR\ \&\fICHROOT_DIR\fR +.RS 4 +Apply changes in the +\fICHROOT_DIR\fR +directory and use the configuration files from the +\fICHROOT_DIR\fR +directory\&. +.RE +.PP +\fB\-P\fR, \fB\-\-prefix\fR\ \&\fIPREFIX_DIR\fR +.RS 4 +Apply changes in the +\fIPREFIX_DIR\fR +directory and use the configuration files from the +\fIPREFIX_DIR\fR +directory\&. This option does not chroot and is intended for preparing a cross\-compilation target\&. Some limitations: NIS and LDAP users/groups are not verified\&. PAM authentication is using the host files\&. No SELINUX support\&. +.RE +.PP +\fB\-s\fR, \fB\-\-shell\fR\ \&\fISHELL\fR +.RS 4 +The name of the user\*(Aqs login shell\&. The default is to leave this field blank, which causes the system to select the default login shell specified by the +\fBSHELL\fR +variable in +/etc/default/useradd, or an empty string by default\&. +.RE +.PP +\fB\-u\fR, \fB\-\-uid\fR\ \&\fIUID\fR +.RS 4 +The numerical value of the user\*(Aqs ID\&. This value must be unique, unless the +\fB\-o\fR +option is used\&. The value must be non\-negative\&. The default is to use the smallest ID value greater than or equal to +\fBUID_MIN\fR +and greater than every other user\&. +.sp +See also the +\fB\-r\fR +option and the +\fBUID_MAX\fR +description\&. +.RE +.PP +\fB\-U\fR, \fB\-\-user\-group\fR +.RS 4 +Crea un gruppo con lo stesso nome dell\*(Aqutente e aggiunge l\*(Aqutente al gruppo stesso\&. +.sp +The default behavior (if the +\fB\-g\fR, +\fB\-N\fR, and +\fB\-U\fR +options are not specified) is defined by the +\fBUSERGROUPS_ENAB\fR +variable in +/etc/login\&.defs\&. +.RE +.PP +\fB\-Z\fR, \fB\-\-selinux\-user\fR\ \&\fISEUSER\fR +.RS 4 +L\*(Aqutente SELinux per questo login utente\&. Lasciando questo campo vuoto si fa in modo che il sistema selezioni automaticamente l\*(Aqutente SELinux\&. +.RE +.SS "Cambiare i valori predefiniti" +.PP +When invoked with only the +\fB\-D\fR +option, +\fBuseradd\fR +will display the current default values\&. When invoked with +\fB\-D\fR +plus other options, +\fBuseradd\fR +will update the default values for the specified options\&. Valid default\-changing options are: +.PP +\fB\-b\fR, \fB\-\-base\-dir\fR\ \&\fIBASE_DIR\fR +.RS 4 +The path prefix for a new user\*(Aqs home directory\&. The user\*(Aqs name will be affixed to the end of +\fIBASE_DIR\fR +to form the new user\*(Aqs home directory name, if the +\fB\-d\fR +option is not used when creating a new account\&. +.sp +This option sets the +\fBHOME\fR +variable in +/etc/default/useradd\&. +.RE +.PP +\fB\-e\fR, \fB\-\-expiredate\fR\ \&\fIEXPIRE_DATE\fR +.RS 4 +La data in cui l\*(Aqaccount dell\*(Aqutente verr\(`a disabilitato\&. +.sp +This option sets the +\fBEXPIRE\fR +variable in +/etc/default/useradd\&. +.RE +.PP +\fB\-f\fR, \fB\-\-inactive\fR\ \&\fIINACTIVE\fR +.RS 4 +Il numero di giorni dopo la scadenza di una password prima che l\*(Aqaccount venga disabilitato\&. +.sp +This option sets the +\fBINACTIVE\fR +variable in +/etc/default/useradd\&. +.RE +.PP +\fB\-g\fR, \fB\-\-gid\fR\ \&\fIGROUP\fR +.RS 4 +The group name or ID for a new user\*(Aqs initial group (when the +\fB\-N/\-\-no\-user\-group\fR +is used or when the +\fBUSERGROUPS_ENAB\fR +variable is set to +\fIno\fR +in +/etc/login\&.defs)\&. The named group must exist, and a numerical group ID must have an existing entry\&. +.sp +This option sets the +\fBGROUP\fR +variable in +/etc/default/useradd\&. +.RE +.PP +\fB\-s\fR, \fB\-\-shell\fR\ \&\fISHELL\fR +.RS 4 +Il nome della shell di login per il nuovo utente\&. +.sp +This option sets the +\fBSHELL\fR +variable in +/etc/default/useradd\&. +.RE +.SH "NOTE" +.PP +The system administrator is responsible for placing the default user files in the +/etc/skel/ +directory (or any other skeleton directory specified in +/etc/default/useradd +or on the command line)\&. +.SH "AVVISI/CAVEAT" +.PP +Non \(`e possibile aggiungere un utente ad un gruppo NIS o LDAP\&. Questo deve essere fatto sul server corrispondente\&. +.PP +Similarly, if the username already exists in an external user database such as NIS or LDAP, +\fBuseradd\fR +will deny the user account creation request\&. +.PP +I nomi utente devono iniziare con una lettera minuscola o un underscore, seguiti da lettere minuscole, cifre numeriche, underscore o trattini\&. Possono terminare con il simbolo del dollaro\&. In termini di espressioni regolari: [a\-z_][a\-z0\-9_\-]*[$]? +.PP +I nomi utente non possono eccedere i 32 caratteri di lunghezza\&. +.SH "CONFIGURAZIONE" +.PP +The following configuration variables in +/etc/login\&.defs +change the behavior of this tool: +.PP +\fBCREATE_HOME\fR (boolean) +.RS 4 +Indica se per i nuovi utenti va creata la directory home\&. +.sp +Questa impostazione non viene applicata agli utenti di sistema e pu\(`o essere modificata sulla riga di comando\&. +.RE +.PP +\fBGID_MAX\fR (number), \fBGID_MIN\fR (number) +.RS 4 +Range of group IDs used for the creation of regular groups by +\fBuseradd\fR, +\fBgroupadd\fR, or +\fBnewusers\fR\&. +.sp +The default value for +\fBGID_MIN\fR +(resp\&. +\fBGID_MAX\fR) is 1000 (resp\&. 60000)\&. +.RE +.PP +\fBHOME_MODE\fR (number) +.RS 4 +The mode for new home directories\&. If not specified, the +\fBUMASK\fR +is used to create the mode\&. +.sp +\fBuseradd\fR +and +\fBnewusers\fR +use this to set the mode of the home directory they create\&. +.RE +.PP +\fBLASTLOG_UID_MAX\fR (number) +.RS 4 +Highest user ID number for which the lastlog entries should be updated\&. As higher user IDs are usually tracked by remote user identity and authentication services there is no need to create a huge sparse lastlog file for them\&. +.sp +No +\fBLASTLOG_UID_MAX\fR +option present in the configuration means that there is no user ID limit for writing lastlog entries\&. +.RE +.PP +\fBMAIL_DIR\fR (string) +.RS 4 +La directory di spool per la posta\&. Questa \(`e necessaria per manipolare la casella di posta quando il corrispondente account utente viene modificato o cancellato\&. Se non \(`e specificata viene utilizzato un valore impostato al momento della compilazione\&. +.RE +.PP +\fBMAIL_FILE\fR (string) +.RS 4 +Imposta la posizione delle caselle di posta degli utenti relative alla loro directory home\&. +.RE +.PP +The +\fBMAIL_DIR\fR +and +\fBMAIL_FILE\fR +variables are used by +\fBuseradd\fR, +\fBusermod\fR, and +\fBuserdel\fR +to create, move, or delete the user\*(Aqs mail spool\&. +.PP +If +\fBMAIL_CHECK_ENAB\fR +is set to +\fIyes\fR, they are also used to define the +\fBMAIL\fR +environment variable\&. +.PP +\fBMAX_MEMBERS_PER_GROUP\fR (number) +.RS 4 +Maximum members per group entry\&. When the maximum is reached, a new group entry (line) is started in +/etc/group +(with the same name, same password, and same GID)\&. +.sp +Il valore predefinito \(`e 0, che non pone nessun limite al numero di membri per gruppo\&. +.sp +Questa opzione (dividi gruppo) permette di limitare la lunghezza delle righe nel file \(Fogroup\(Fc\&. Questo \(`e utile per essere certi che le righe per gruppi NIS non eccedano i 1024 caratteri\&. +.sp +Se si deve impostare questo limite, si pu\(`o usare 25\&. +.sp +Nota: la divisione dei gruppi potrebbe non essere supportata da ogni strumento (anche all\*(Aqinterno del pacchetto Shadow)\&. Non si dovrebbe utilizzare questa variabile a meno di esserci forzati\&. +.RE +.PP +\fBPASS_MAX_DAYS\fR (number) +.RS 4 +Il numero massimo di giorni che una password pu\(`o essere utilizzata\&. Se la password \(`e pi\(`u vecchia verr\(`a imposto il suo cambiamento\&. Se non specificato viene assunto \-1 (che disabilita questo controllo)\&. +.RE +.PP +\fBPASS_MIN_DAYS\fR (number) +.RS 4 +Il numero minimo di giorni tra due cambiamenti di password\&. Ogni tentativo di cambiare la password prima di questo periodo verr\(`a rifiutato\&. Se non specificato viene assunto \-1 (che disabilita questo controllo)\&. +.RE +.PP +\fBPASS_WARN_AGE\fR (number) +.RS 4 +Il numero di giorni per i quali un utente va avvisato che la sua password sta per scadere\&. Se zero l\*(Aqutente viene avvisato solo alla scadenza\&. Un valore negativo indica che non si deve avvisare mai\&. Se non specificato allora non c\*(Aq\(`e nessun avviso\&. +.RE +.PP +\fBSUB_GID_MIN\fR (number), \fBSUB_GID_MAX\fR (number), \fBSUB_GID_COUNT\fR (number) +.RS 4 +If +/etc/subuid +exists, the commands +\fBuseradd\fR +and +\fBnewusers\fR +(unless the user already have subordinate group IDs) allocate +\fBSUB_GID_COUNT\fR +unused group IDs from the range +\fBSUB_GID_MIN\fR +to +\fBSUB_GID_MAX\fR +for each new user\&. +.sp +The default values for +\fBSUB_GID_MIN\fR, +\fBSUB_GID_MAX\fR, +\fBSUB_GID_COUNT\fR +are respectively 100000, 600100000 and 65536\&. +.RE +.PP +\fBSUB_UID_MIN\fR (number), \fBSUB_UID_MAX\fR (number), \fBSUB_UID_COUNT\fR (number) +.RS 4 +If +/etc/subuid +exists, the commands +\fBuseradd\fR +and +\fBnewusers\fR +(unless the user already have subordinate user IDs) allocate +\fBSUB_UID_COUNT\fR +unused user IDs from the range +\fBSUB_UID_MIN\fR +to +\fBSUB_UID_MAX\fR +for each new user\&. +.sp +The default values for +\fBSUB_UID_MIN\fR, +\fBSUB_UID_MAX\fR, +\fBSUB_UID_COUNT\fR +are respectively 100000, 600100000 and 65536\&. +.RE +.PP +\fBSYS_GID_MAX\fR (number), \fBSYS_GID_MIN\fR (number) +.RS 4 +Range of group IDs used for the creation of system groups by +\fBuseradd\fR, +\fBgroupadd\fR, or +\fBnewusers\fR\&. +.sp +The default value for +\fBSYS_GID_MIN\fR +(resp\&. +\fBSYS_GID_MAX\fR) is 101 (resp\&. +\fBGID_MIN\fR\-1)\&. +.RE +.PP +\fBSYS_UID_MAX\fR (number), \fBSYS_UID_MIN\fR (number) +.RS 4 +Range of user IDs used for the creation of system users by +\fBuseradd\fR +or +\fBnewusers\fR\&. +.sp +The default value for +\fBSYS_UID_MIN\fR +(resp\&. +\fBSYS_UID_MAX\fR) is 101 (resp\&. +\fBUID_MIN\fR\-1)\&. +.RE +.PP +\fBUID_MAX\fR (number), \fBUID_MIN\fR (number) +.RS 4 +Range of user IDs used for the creation of regular users by +\fBuseradd\fR +or +\fBnewusers\fR\&. +.sp +The default value for +\fBUID_MIN\fR +(resp\&. +\fBUID_MAX\fR) is 1000 (resp\&. 60000)\&. +.RE +.PP +\fBUMASK\fR (number) +.RS 4 +La maschera di permessi alla creazione dei file \(`e inizializzata con questo valore\&. Se non specificato la maschera viene impostata a 022\&. +.sp +\fBuseradd\fR +and +\fBnewusers\fR +use this mask to set the mode of the home directory they create if +\fBHOME_MODE\fR +is not set\&. +.sp +It is also used by +\fBlogin\fR +to define users\*(Aq initial umask\&. Note that this mask can be overridden by the user\*(Aqs GECOS line (if +\fBQUOTAS_ENAB\fR +is set) or by the specification of a limit with the +\fIK\fR +identifier in +\fBlimits\fR(5)\&. +.RE +.PP +\fBUSERGROUPS_ENAB\fR (boolean) +.RS 4 +Abilita l\*(Aqimpostazione dei bit di gruppo di umask in modo che siano gli stessi dei bit del proprietario (esempio: 022 \-> 002, 077 \-> 007) per utenti non root a condizione che uid e gid siano identici e che il nome utente sia lo stesso del gruppo primario\&. +.sp +If set to +\fIyes\fR, +\fBuserdel\fR +will remove the user\*(Aqs group if it contains no more members, and +\fBuseradd\fR +will create by default a group with the name of the user\&. +.RE +.SH "FILE" +.PP +/etc/passwd +.RS 4 +Informazioni sugli account utente\&. +.RE +.PP +/etc/shadow +.RS 4 +Informazioni sicure sugli account utente\&. +.RE +.PP +/etc/group +.RS 4 +Informazioni sugli account di gruppo\&. +.RE +.PP +/etc/gshadow +.RS 4 +Informazioni sicure sugli account di gruppo\&. +.RE +.PP +/etc/default/useradd +.RS 4 +Valori predefiniti per la creazione dell\*(Aqaccount\&. +.RE +.PP +/etc/skel/ +.RS 4 +Directory contenente i file predefiniti\&. +.RE +.PP +/etc/subgid +.RS 4 +Per user subordinate group IDs\&. +.RE +.PP +/etc/subuid +.RS 4 +Per user subordinate user IDs\&. +.RE +.PP +/etc/login\&.defs +.RS 4 +Configurazione del pacchetto password shadow +.RE +.SH "VALORI RESTITUITI" +.PP +The +\fBuseradd\fR +command exits with the following values: +.PP +\fI0\fR +.RS 4 +success +.RE +.PP +\fI1\fR +.RS 4 +can\*(Aqt update password file +.RE +.PP +\fI2\fR +.RS 4 +invalid command syntax +.RE +.PP +\fI3\fR +.RS 4 +invalid argument to option +.RE +.PP +\fI4\fR +.RS 4 +UID already in use (and no +\fB\-o\fR) +.RE +.PP +\fI6\fR +.RS 4 +specified group doesn\*(Aqt exist +.RE +.PP +\fI9\fR +.RS 4 +username already in use +.RE +.PP +\fI10\fR +.RS 4 +can\*(Aqt update group file +.RE +.PP +\fI12\fR +.RS 4 +can\*(Aqt create home directory +.RE +.PP +\fI14\fR +.RS 4 +can\*(Aqt update SELinux user mapping +.RE +.SH "VEDERE ANCHE" +.PP +\fBchfn\fR(1), +\fBchsh\fR(1), +\fBpasswd\fR(1), +\fBcrypt\fR(3), +\fBgroupadd\fR(8), +\fBgroupdel\fR(8), +\fBgroupmod\fR(8), +\fBlogin.defs\fR(5), +\fBnewusers\fR(8), +\fBsubgid\fR(5), \fBsubuid\fR(5), +\fBuserdel\fR(8), +\fBusermod\fR(8)\&. |