diff options
Diffstat (limited to 'adduser/addgroup.tcl')
| -rw-r--r-- | adduser/addgroup.tcl | 191 |
1 files changed, 0 insertions, 191 deletions
diff --git a/adduser/addgroup.tcl b/adduser/addgroup.tcl deleted file mode 100644 index 25aeab6..0000000 --- a/adduser/addgroup.tcl +++ /dev/null @@ -1,191 +0,0 @@ -#!/usr/bin/tclsh -# Copyright (c) 1996 Wolfram Schneider <wosch@FreeBSD.org>. Berlin. -# All rights reserved. -# -# addgroup - add a group or add users to a group -# -# addgroup [-g gid] group [user[,user,...]] -# -# -# addgroup -g 2000 foobar -# -# Add group `foobar' to group database. Group id is 2000 if -# possible or higher. Don't add group `foobar' if `foobar' is -# already in group database. -# -# -# addgroup foo blech,bar -# -# Add user `blech' and user `bar' to group `foo'. Create group -# `foo' with default gid if not exists. -# -# -# The option [-g gid] is only for new groups. -# -# see group(5) -# -# TODO: -# file locking -# signal handling -# add only users who exist -# -# $Id$ - -# set global variables -set etc_group "/etc/group"; #set etc_group "/usr/tmp/group" -set gid_start 1000 -set gid_max 65500 - -proc putsErr {string} { - if {[catch {open "/dev/stderr" w} stderr]} { - puts $stderr - } else { - puts $stderr $string - close $stderr - } -} - -proc usage {} { - putsErr {usage: addgroup group [user]} - putsErr { addgroup [-g gid] group [user[,user,...]]} - exit 1 -} - -# check double user names: foo,bla,foo -proc double_name {groupmembers} { - set l [split $groupmembers ","] - if {[llength $l] > 1} { - for {set i 0} {$i < [llength $l]} {incr i} { - if {[lsearch [lrange $l [expr $i + 1] end] \ - [lindex $l $i]] != -1} { - putsErr "Double user name: [lindex $l $i]" - return 1 - } - } - } - return 0 -} - -# cleanup and die -proc Err {string} { - upvar etc_group_new new - putsErr "$string" - exec rm -f $new - exit 1 -} - -if {$argc < 1} { usage } - -# check options -switch -glob -- [lindex $argv 0] { - -g* { - if {$argc < 2} { - putsErr "Missing group id" - usage - } - set g [lindex $argv 1] - if {$g < 100 || $g >= $gid_max} { - putsErr "Group id out of range 100 < $g < $gid_max" - usage - } - set gid_start $g - incr argc -2 - set argv [lrange $argv 2 end] - } - -* { usage } -} - -if {$argc < 1} { usage } - -# read group name -set groupname [lindex $argv 0] -if {[string match "*:*" $groupname] != 0} { - putsErr "Colon are not allowed in group name: ``$groupname''" - usage -} - -# read optional group members -if {$argc == 2} { - set groupmembers [lindex $argv 1] - if {[string match "*:*" $groupmembers] != 0} { - putsErr "Colon are not allowed in user names: ``$groupmembers''" - usage - } - if {[double_name $groupmembers] != 0} { - usage - } -} else { - set groupmembers "" -} - - -# open /etc/group database -if {[catch {open $etc_group r} db]} { - Err $db -} - -# open temporary database -set etc_group_new "$etc_group.new"; -if {[catch {open $etc_group_new w} db_new]} { - Err $db_new -} -set done 0 - -while {[gets $db line] >= 0 } { - if {$done > 0} { - puts $db_new $line - continue - } - - # ``group:passwd:gid:member'' - # 0 1 2 3 - set l [split $line ":"] - set group([lindex $l 0]) [lindex $l 2] - set gid([lindex $l 2]) [lindex $l 0] - set member([lindex $l 0]) [lindex $l 3] - - # found existing group - if {[string compare [lindex $l 0] $groupname] == 0} { - if {[string compare $groupmembers ""] == 0} { - Err "Group exists: ``$groupname''" - } - - # add new group members - set y [lindex $l 3] - - # group with no group members? - if {[string compare $y ""] == 0} { - puts $db_new "$line$groupmembers" - } else { - if {[double_name "$y,$groupmembers"] != 0} { - Err "\t$line,$groupmembers" - } else { - puts $db_new "$line,$groupmembers" - } - } - set done 1 - } else { - puts $db_new $line - } -} - -# add a new group -if {$done == 0} { - for {set i $gid_start} {$i < $gid_max} {incr i} { - if {[info exists gid($i)] == 0} { - puts $db_new "$groupname:*:$i:$groupmembers" - set done 1 - break - } - } - - # no free group id - if {$done == 0} { - Err "Cannot find free group id: ``$groupname''" - } -} - -close $db_new -close $db -exec cp -pf $etc_group "$etc_group.bak" -exec mv -f $etc_group_new $etc_group |