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Sobre o Autor:
Everton_Linux
everton_linux@terra.com.br
Pacotes Necessários:
# apt-get install samba smbfs smbclient smbldap-tools winbind krb5-user krb5-config krb5-doc libkrb53 libpam-krb5 ntpdate
Linha para sincronizar o horário com o servidor de AD:
# vi /etc/crontab
*/5 * * * * root net time set –ipaddress= && hwclock -systohc
Configuração do arquivo /etc/hosts:
# vi /etc/hosts
server.meudominio Server
Configuração do arquivo /etc/krb5.conf:
# vi /etc/krb5.conf
[libdefaults]
default_realm = NGCON.LOCAL
dns_lookup_realm = false
dns_lookup_kdc = true
[logging]
default = FILE:/var/log/krb5.log
kdc = FILE:/var/log/krb5kdc.log
admin_server = FILE:/var/log/kadmin.log
[appdefaults]
pam = {
debug = false
ticket_lifetime = 36000
renew_lifetime = 36000
forwardable = true
krb4_convert = false
}
# The following krb5.conf variables are only for MIT Kerberos.
krb4_config = /etc/krb.conf
krb4_realms = /etc/krb.realms
kdc_timesync = 1
ccache_type = 4
forwardable = true
proxiable = true
# The following encryption type specification will be used by MIT Kerberos
# if uncommented. In general, the defaults in the MIT Kerberos code are
# correct and overriding these specifications only serves to disable new
# encryption types as they are added, creating interoperability problems.
# default_tgs_enctypes = aes256-cts arcfour-hmac-md5 des3-hmac-sha1 des-cbc-crc des-cbc-md5
# default_tkt_enctypes = aes256-cts arcfour-hmac-md5 des3-hmac-sha1 des-cbc-crc des-cbc-md5
# permitted_enctypes = aes256-cts arcfour-hmac-md5 des3-hmac-sha1 des-cbc-crc des-cbc-md5
# The following libdefaults parameters are only for Heimdal Kerberos.
v4_instance_resolve = false
v4_name_convert = {
host = {
rcmd = host
ftp = ftp
}
plain = {
something = something-else
}
}
fcc-mit-ticketflags = true
[realms]
NGCON.LOCAL = {
kdc = AQUARIO.NGCON.LOCAL
admin_server = AQUARIO.NGCON.LOCAL
}
ATHENA.MIT.EDU = {
kdc = kerberos.mit.edu:88
kdc = kerberos-1.mit.edu:88
kdc = kerberos-2.mit.edu:88
admin_server = kerberos.mit.edu
default_domain = mit.edu
}
MEDIA-LAB.MIT.EDU = {
kdc = kerberos.media.mit.edu
admin_server = kerberos.media.mit.edu
}
ZONE.MIT.EDU = {
kdc = casio.mit.edu
kdc = seiko.mit.edu
admin_server = casio.mit.edu
}
MOOF.MIT.EDU = {
kdc = three-headed-dogcow.mit.edu:88
kdc = three-headed-dogcow-1.mit.edu:88
admin_server = three-headed-dogcow.mit.edu
}
CSAIL.MIT.EDU = {
kdc = kerberos-1.csail.mit.edu
kdc = kerberos-2.csail.mit.edu
admin_server = kerberos.csail.mit.edu
default_domain = csail.mit.edu
krb524_server = krb524.csail.mit.edu
}
IHTFP.ORG = {
kdc = kerberos.ihtfp.org
admin_server = kerberos.ihtfp.org
}
GNU.ORG = {
kdc = kerberos.gnu.org
kdc = kerberos-2.gnu.org
kdc = kerberos-3.gnu.org
admin_server = kerberos.gnu.org
}
1TS.ORG = {
kdc = kerberos.1ts.org
admin_server = kerberos.1ts.org
}
GRATUITOUS.ORG = {
kdc = kerberos.gratuitous.org
admin_server = kerberos.gratuitous.org
}
DOOMCOM.ORG = {
kdc = kerberos.doomcom.org
admin_server = kerberos.doomcom.org
}
ANDREW.CMU.EDU = {
kdc = vice28.fs.andrew.cmu.edu
kdc = vice2.fs.andrew.cmu.edu
kdc = vice11.fs.andrew.cmu.edu
kdc = vice12.fs.andrew.cmu.edu
admin_server = vice28.fs.andrew.cmu.edu
default_domain = andrew.cmu.edu
}
CS.CMU.EDU = {
kdc = kerberos.cs.cmu.edu
kdc = kerberos-2.srv.cs.cmu.edu
admin_server = kerberos.cs.cmu.edu
}
DEMENTIA.ORG = {
kdc = kerberos.dementia.org
kdc = kerberos2.dementia.org
admin_server = kerberos.dementia.org
}
stanford.edu = {
kdc = krb5auth1.stanford.edu
kdc = krb5auth2.stanford.edu
kdc = krb5auth3.stanford.edu
admin_server = krb5-admin.stanford.edu
default_domain = stanford.edu
}
[domain_realm]
.mit.edu = ATHENA.MIT.EDU
mit.edu = ATHENA.MIT.EDU
.media.mit.edu = MEDIA-LAB.MIT.EDU
media.mit.edu = MEDIA-LAB.MIT.EDU
.csail.mit.edu = CSAIL.MIT.EDU
csail.mit.edu = CSAIL.MIT.EDU
.whoi.edu = ATHENA.MIT.EDU
whoi.edu = ATHENA.MIT.EDU
.stanford.edu = stanford.edu
[login]
krb4_convert = true
krb4_get_tickets = false
Testando o Kerberos
# kinit @
# Passrowd for : *******
# klist
Ticket cache: FILE:/tmp/krb5cc_0
Default principal: Administrator@LOCALDOMAIN.NET
Valid starting Expires Service principal
10/18/06 15:43:51 10/19/06 01:43:55 KRBTGT/LOCALDOMAIN.NET@LOCALDOMAIN.NET
Renew until 10/19/06 15:43:51
Kerberos 4 ticket cache: /tmp/tkt0
Klist: You have no tickets cached
Adicionando o servidor ao domínio Active Diretory:
# vi /etc/samba/smb.conf
[global]
workgroup = LOCALDOMAIN
realm = LOCALDOMAIN.NET
server string = %h server (Samba %v, Debian)
wins server = 192.168.1.100
password server = DCSERVER
enable privileges =Yes
allow trusted domains = No
dns proxy = no
name resolve order = host wins bcast
log file = /var/log/samba/log.%m
max log size = 1000
log level = 3
security = ADS
encrypt passwords = true
socket options = TCP_NODELAY
time server = Yes
map to guest = nobody
idmap uid = 16777217-33554431
idmap gid = 16777217-33554431
winbind enum users = yes
winbind enum groups = yes
printcap name = cups
printing = cups
cups options = raw
template shell = /bin/bash
#======================= Share Definitions =======================
[data]
comment = Share Data
path = /home/data
read only = No
create mask = 0775
directory mask = 0775
browsable = Yes
public = Yes
writeable = Yes
force create mode = 0775
force directory mode = 0775
force security mode = 0775
guest ok = no
inherit permissions = yes
nt acl support = yes
[printers]
comment = All Printers
browseable = no
path = /tmp
printable = yes
public = no
writable = no
create mode = 0700
# root@server:/#/etc/init.d/winbind stop
# root@server:/#/etc/init.d/samba restart
# root@server:/#/etc/init.d/winbind start
# net ads join -U Administrator
# Password for Administrador: ********
Using short domain name – LOCALDOMAIN
Joined ‘server’ to realm ‘LOCALDOMAIN.NET’
Esta dica fiz ela em um Debian Etch com um AD sob o Windows 2003.
