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Diffstat (limited to 'FS/FS/svc_acct.pm')
| -rw-r--r-- | FS/FS/svc_acct.pm | 468 |
1 files changed, 468 insertions, 0 deletions
diff --git a/FS/FS/svc_acct.pm b/FS/FS/svc_acct.pm new file mode 100644 index 000000000..b2f23c933 --- /dev/null +++ b/FS/FS/svc_acct.pm @@ -0,0 +1,468 @@ +package FS::svc_acct; + +use strict; +use vars qw(@ISA $nossh_hack $conf $dir_prefix @shells + $shellmachine @saltset @pw_set); +use FS::Conf; +use FS::Record qw( qsearchs fields ); +use FS::svc_Common; +use FS::SSH qw(ssh); +use FS::part_svc; +use FS::svc_acct_pop; + +@ISA = qw( FS::svc_Common ); + +#ask FS::UID to run this stuff for us later +$FS::UID::callback{'FS::svc_acct'} = sub { + $conf = new FS::Conf; + $dir_prefix = $conf->config('home'); + @shells = $conf->config('shells'); + $shellmachine = $conf->config('shellmachine'); +}; + +@saltset = ( 'a'..'z' , 'A'..'Z' , '0'..'9' , '.' , '/' ); +@pw_set = ( 'a'..'z', 'A'..'Z', '0'..'9', '(', ')', '#', '!', '.', ',' ); + +#not needed in 5.004 #srand($$|time); + +=head1 NAME + +FS::svc_acct - Object methods for svc_acct records + +=head1 SYNOPSIS + + use FS::svc_acct; + + $record = new FS::svc_acct \%hash; + $record = new FS::svc_acct { 'column' => 'value' }; + + $error = $record->insert; + + $error = $new_record->replace($old_record); + + $error = $record->delete; + + $error = $record->check; + + $error = $record->suspend; + + $error = $record->unsuspend; + + $error = $record->cancel; + +=head1 DESCRIPTION + +An FS::svc_acct object represents an account. FS::svc_acct inherits from +FS::svc_Common. The following fields are currently supported: + +=over 4 + +=item svcnum - primary key (assigned automatcially for new accounts) + +=item username + +=item _password - generated if blank + +=item popnum - Point of presence (see L<FS::svc_acct_pop>) + +=item uid + +=item gid + +=item finger - GECOS + +=item dir - set automatically if blank (and uid is not) + +=item shell + +=item quota - (unimplementd) + +=item slipip - IP address + +=item radius_I<Radius_Attribute> - I<Radius-Attribute> + +=back + +=head1 METHODS + +=over 4 + +=item new HASHREF + +Creates a new account. To add the account to the database, see L<"insert">. + +=cut + +sub table { 'svc_acct'; } + +=item insert + +Adds this account to the database. If there is an error, returns the error, +otherwise returns false. + +The additional fields pkgnum and svcpart (see L<FS::cust_svc>) should be +defined. An FS::cust_svc record will be created and inserted. + +If the configuration value (see L<FS::Conf>) shellmachine exists, and the +username, uid, and dir fields are defined, the command + + useradd -d $dir -m -s $shell -u $uid $username + +is executed on shellmachine via ssh. This behaviour can be surpressed by +setting $FS::svc_acct::nossh_hack true. + +=cut + +sub insert { + my $self = shift; + my $error; + + local $SIG{HUP} = 'IGNORE'; + local $SIG{INT} = 'IGNORE'; + local $SIG{QUIT} = 'IGNORE'; + local $SIG{TERM} = 'IGNORE'; + local $SIG{TSTP} = 'IGNORE'; + local $SIG{PIPE} = 'IGNORE'; + + $error = $self->check; + return $error if $error; + + return "Username ". $self->username. " in use" + if qsearchs( 'svc_acct', { 'username' => $self->username } ); + + my $part_svc = qsearchs( 'part_svc', { 'svcpart' => $self->svcpart } ); + return "Unkonwn svcpart" unless $part_svc; + return "uid in use" + if $part_svc->svc_acct__uid_flag ne 'F' + && qsearchs( 'svc_acct', { 'uid' => $self->uid } ) + && $self->username !~ /^(hyla)?fax$/ + ; + + $error = $self->SUPER::insert; + return $error if $error; + + my ( $username, $uid, $dir, $shell ) = ( + $self->username, + $self->uid, + $self->dir, + $self->shell, + ); + if ( $username + && $uid + && $dir + && $shellmachine + && ! $nossh_hack ) { + #one way + ssh("root\@$shellmachine", + "useradd -d $dir -m -s $shell -u $uid $username" + ); + #another way + #ssh("root\@$shellmachine","/bin/mkdir $dir; /bin/chmod 711 $dir; ". + # "/bin/cp -p /etc/skel/.* $dir 2>/dev/null; ". + # "/bin/cp -pR /etc/skel/Maildir $dir 2>/dev/null; ". + # "/bin/chown -R $uid $dir") unless $nossh_hack; + } + + ''; #no error +} + +=item delete + +Deletes this account from the database. If there is an error, returns the +error, otherwise returns false. + +The corresponding FS::cust_svc record will be deleted as well. + +If the configuration value (see L<FS::Conf>) shellmachine exists, the command: + + userdel $username + +is executed on shellmachine via ssh. This behaviour can be surpressed by +setting $FS::svc_acct::nossh_hack true. + +=cut + +sub delete { + my $self = shift; + my $error; + + local $SIG{HUP} = 'IGNORE'; + local $SIG{INT} = 'IGNORE'; + local $SIG{QUIT} = 'IGNORE'; + local $SIG{TERM} = 'IGNORE'; + local $SIG{TSTP} = 'IGNORE'; + local $SIG{PIPE} = 'IGNORE'; + + $error = $self->SUPER::delete; + return $error if $error; + + my $username = $self->username; + if ( $username && $shellmachine && ! $nossh_hack ) { + ssh("root\@$shellmachine","userdel $username"); + } + + ''; +} + +=item replace OLD_RECORD + +Replaces OLD_RECORD with this one in the database. If there is an error, +returns the error, otherwise returns false. + +If the configuration value (see L<FS::Conf>) shellmachine exists, and the +dir field has changed, the command: + + [ -d $old_dir ] && ( + chmod u+t $old_dir; + umask 022; + mkdir $new_dir; + cd $old_dir; + find . -depth -print | cpio -pdm $new_dir; + chmod u-t $new_dir; + chown -R $uid.$gid $new_dir; + rm -rf $old_dir + ) + +is executed on shellmachine via ssh. This behaviour can be surpressed by +setting $FS::svc_acct::nossh_hack true. + +=cut + +sub replace { + my ( $new, $old ) = ( shift, shift ); + my $error; + + return "Username in use" + if $old->username ne $new->username && + qsearchs( 'svc_acct', { 'username' => $new->username } ); + + return "Can't change uid!" if $old->uid != $new->uid; + + #change homdir when we change username + $new->setfield('dir', '') if $old->username ne $new->username; + + local $SIG{HUP} = 'IGNORE'; + local $SIG{INT} = 'IGNORE'; + local $SIG{QUIT} = 'IGNORE'; + local $SIG{TERM} = 'IGNORE'; + local $SIG{TSTP} = 'IGNORE'; + local $SIG{PIPE} = 'IGNORE'; + + $error = $new->SUPER::replace($old); + return $error if $error; + + my ( $old_dir, $new_dir ) = ( $old->getfield('dir'), $new->getfield('dir') ); + my ( $uid, $gid) = ( $new->getfield('uid'), $new->getfield('gid') ); + if ( $old_dir + && $new_dir + && $old_dir ne $new_dir + && ! $nossh_hack + ) { + ssh("root\@$shellmachine","[ -d $old_dir ] && ". + "( chmod u+t $old_dir; ". #turn off qmail delivery + "umask 022; mkdir $new_dir; cd $old_dir; ". + "find . -depth -print | cpio -pdm $new_dir; ". + "chmod u-t $new_dir; chown -R $uid.$gid $new_dir; ". + "rm -rf $old_dir". + ")" + ); + } + + ''; #no error +} + +=item suspend + +Suspends this account by prefixing *SUSPENDED* to the password. If there is an +error, returns the error, otherwise returns false. + +Called by the suspend method of FS::cust_pkg (see L<FS::cust_pkg>). + +=cut + +sub suspend { + my $self = shift; + my %hash = $self->hash; + unless ( $hash{_password} =~ /^\*SUSPENDED\* / ) { + $hash{_password} = '*SUSPENDED* '.$hash{_password}; + my $new = new FS::svc_acct ( \%hash ); + $new->replace($self); + } else { + ''; #no error (already suspended) + } +} + +=item unsuspend + +Unsuspends this account by removing *SUSPENDED* from the password. If there is +an error, returns the error, otherwise returns false. + +Called by the unsuspend method of FS::cust_pkg (see L<FS::cust_pkg>). + +=cut + +sub unsuspend { + my $self = shift; + my %hash = $self->hash; + if ( $hash{_password} =~ /^\*SUSPENDED\* (.*)$/ ) { + $hash{_password} = $1; + my $new = new FS::svc_acct ( \%hash ); + $new->replace($self); + } else { + ''; #no error (already unsuspended) + } +} + +=item cancel + +Just returns false (no error) for now. + +Called by the cancel method of FS::cust_pkg (see L<FS::cust_pkg>). + +=item check + +Checks all fields to make sure this is a valid service. If there is an error, +returns the error, otherwise returns false. Called by the insert and replace +methods. + +Sets any fixed values; see L<FS::part_svc>. + +=cut + +sub check { + my $self = shift; + + my($recref) = $self->hashref; + + my $x = $self->setfixed; + return $x unless ref($x); + my $part_svc = $x; + + my $ulen =$self->dbdef_table->column('username')->length; + $recref->{username} =~ /^([a-z0-9_\-]{2,$ulen})$/ + or return "Illegal username"; + $recref->{username} = $1; + $recref->{username} =~ /[a-z]/ or return "Illegal username"; + + $recref->{popnum} =~ /^(\d*)$/ or return "Illegal popnum"; + $recref->{popnum} = $1; + return "Unkonwn popnum" unless + ! $recref->{popnum} || + qsearchs('svc_acct_pop',{'popnum'=> $recref->{popnum} } ); + + unless ( $part_svc->getfield('svc_acct__uid_flag') eq 'F' ) { + + $recref->{uid} =~ /^(\d*)$/ or return "Illegal uid"; + $recref->{uid} = $1 eq '' ? $self->unique('uid') : $1; + + $recref->{gid} =~ /^(\d*)$/ or return "Illegal gid"; + $recref->{gid} = $1 eq '' ? $recref->{uid} : $1; + #not all systems use gid=uid + #you can set a fixed gid in part_svc + + return "Only root can have uid 0" + if $recref->{uid} == 0 && $recref->{username} ne 'root'; + + my($error); + return $error if $error=$self->ut_textn('finger'); + + $recref->{dir} =~ /^([\/\w\-]*)$/ + or return "Illegal directory"; + $recref->{dir} = $1 || + $dir_prefix . '/' . $recref->{username} + #$dir_prefix . '/' . substr($recref->{username},0,1). '/' . $recref->{username} + ; + + unless ( $recref->{username} eq 'sync' ) { + my($shell); + if ( $shell = (grep $_ eq $recref->{shell}, @shells)[0] ) { + $recref->{shell} = $shell; + } else { + return "Illegal shell \`". $self->shell. "\'; ". + $conf->dir. "/shells contains: @shells"; + } + } else { + $recref->{shell} = '/bin/sync'; + } + + $recref->{quota} =~ /^(\d*)$/ or return "Illegal quota (unimplemented)"; + $recref->{quota} = $1; + + } else { + $recref->{gid} ne '' ? + return "Can't have gid without uid" : ( $recref->{gid}='' ); + $recref->{finger} ne '' ? + return "Can't have finger-name without uid" : ( $recref->{finger}='' ); + $recref->{dir} ne '' ? + return "Can't have directory without uid" : ( $recref->{dir}='' ); + $recref->{shell} ne '' ? + return "Can't have shell without uid" : ( $recref->{shell}='' ); + $recref->{quota} ne '' ? + return "Can't have quota without uid" : ( $recref->{quota}='' ); + } + + unless ( $part_svc->getfield('svc_acct__slipip_flag') eq 'F' ) { + unless ( $recref->{slipip} eq '0e0' ) { + $recref->{slipip} =~ /^(\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})$/ + or return "Illegal slipip". $self->slipip; + $recref->{slipip} = $1; + } else { + $recref->{slipip} = '0e0'; + } + + } + + #arbitrary RADIUS stuff; allow ut_textn for now + foreach ( grep /^radius_/, fields('svc_acct') ) { + $self->ut_textn($_); + } + + #generate a password if it is blank + $recref->{_password} = join('',map($pw_set[ int(rand $#pw_set) ], (0..7) ) ) + unless ( $recref->{_password} ); + + #if ( $recref->{_password} =~ /^((\*SUSPENDED\* )?)([^\t\n]{4,16})$/ ) { + if ( $recref->{_password} =~ /^((\*SUSPENDED\* )?)([^\t\n]{4,8})$/ ) { + $recref->{_password} = $1.$3; + #uncomment this to encrypt password immediately upon entry, or run + #bin/crypt_pw in cron to give new users a window during which their + #password is available to techs, for faxing, etc. (also be aware of + #radius issues!) + #$recref->{password} = $1. + # crypt($3,$saltset[int(rand(64))].$saltset[int(rand(64))] + #; + } elsif ( $recref->{_password} =~ /^((\*SUSPENDED\* )?)([\w\.\/]{13,24})$/ ) { + $recref->{_password} = $1.$3; + } elsif ( $recref->{_password} eq '*' ) { + $recref->{_password} = '*'; + } else { + return "Illegal password"; + } + + ''; #no error +} + +=back + +=head1 VERSION + +$Id: svc_acct.pm,v 1.1 1999-08-04 09:03:53 ivan Exp $ + +=head1 BUGS + +The remote commands should be configurable. + +The bits which ssh should fork before doing so. + +The $recref stuff in sub check should be cleaned up. + +=head1 SEE ALSO + +L<FS::svc_Common>, L<FS::Record>, L<FS::Conf>, L<FS::cust_svc>, +L<FS::part_svc>, L<FS::cust_pkg>, L<FS::SSH>, L<ssh>, L<FS::svc_acct_pop>, +schema.html from the base documentation. + +=cut + +1; + |