第17章 ホストおよびサービスへのアクセス委譲

ipa service-add-host principal --hosts=hostname

# ipa service-add-host principal --hosts=hostname

ipa service-add HTTP/web.example.com
ipa service-add-host HTTP/web.example.com --hosts=client1.example.com

[root@server ~]# ipa service-add HTTP/web.example.com
[root@server ~]# ipa service-add-host HTTP/web.example.com --hosts=client1.example.com

kinit -kt /etc/krb5.keytab host/client1.example.com
ipa-getkeytab -s server.example.com -k /tmp/test.keytab -p HTTP/web.example.com

[root@client1 ~]# kinit -kt /etc/krb5.keytab host/client1.example.com
[root@client1 ~]# ipa-getkeytab -s server.example.com -k /tmp/test.keytab -p HTTP/web.example.com
Keytab successfully retrieved and stored in: /tmp/test.keytab

kinit -kt /etc/krb5.keytab host/client1.example.com
openssl req -newkey rsa:2048 -subj '/CN=web.example.com/O=EXAMPLE.COM' -keyout /etc/pki/tls/web.key -out /tmp/web.csr -nodes

[root@client1]# kinit -kt /etc/krb5.keytab host/client1.example.com
[root@client1]# openssl req -newkey rsa:2048 -subj '/CN=web.example.com/O=EXAMPLE.COM' -keyout /etc/pki/tls/web.key -out /tmp/web.csr -nodes
Generating a 2048 bit RSA private key
.............................................................+++
............................................................................................+++
Writing new private key to '/etc/pki/tls/private/web.key'

ipa cert-request --principal=HTTP/web.example.com web.csr

[root@client1]# ipa cert-request --principal=HTTP/web.example.com web.csr
Certificate: MIICETCCAXqgA...[snip]
Subject: CN=web.example.com,O=EXAMPLE.COM
Issuer: CN=EXAMPLE.COM Certificate Authority
Not Before: Tue Feb 08 18:51:51 2011 UTC
Not After: Mon Feb 08 18:51:51 2016 UTC
Serial number: 1005