def mod_hostname(hostname):
'''
Modify hostname
CLI Example:
.. code-block:: bash
salt '*' network.mod_hostname master.saltstack.com
'''
if hostname is None:
return False
hostname_cmd = salt.utils.which('hostnamectl') or salt.utils.which('hostname')
if hostname_cmd.endswith('hostnamectl'):
__salt__['cmd.run']('{0} set-hostname {1}'.format(hostname_cmd, hostname))
return True
# Grab the old hostname so we know which hostname to change and then
# change the hostname using the hostname command
o_hostname = __salt__['cmd.run']('{0} -f'.format(hostname_cmd))
__salt__['cmd.run']('{0} {1}'.format(hostname_cmd, hostname))
# Modify the /etc/hosts file to replace the old hostname with the
# new hostname
host_c = salt.utils.fopen('/etc/hosts', 'r').readlines()
with salt.utils.fopen('/etc/hosts', 'w') as fh_:
for host in host_c:
host = host.split()
try:
host[host.index(o_hostname)] = hostname
except ValueError:
pass
fh_.write('\t'.join(host) + '\n')
# Modify the /etc/sysconfig/network configuration file to set the
# new hostname
if __grains__['os_family'] == 'RedHat':
network_c = salt.utils.fopen('/etc/sysconfig/network', 'r').readlines()
with salt.utils.fopen('/etc/sysconfig/network', 'w') as fh_:
for net in network_c:
if net.startswith('HOSTNAME'):
fh_.write('HOSTNAME={0}\n'.format(hostname))
else:
fh_.write(net)
elif __grains__['os_family'] == 'Debian':
with salt.utils.fopen('/etc/hostname', 'w') as fh_:
fh_.write(hostname + '\n')
elif __grains__['os_family'] == 'OpenBSD':
with salt.utils.fopen('/etc/myname', 'w') as fh_:
fh_.write(hostname + '\n')
return True
def mod_hostname(hostname):
'''
Modify hostname
CLI Example:
.. code-block:: bash
salt '*' network.mod_hostname master.saltstack.com
'''
if hostname is None:
return False
hostname_cmd = salt.utils.which('hostnamectl') or salt.utils.which('hostname')
if hostname_cmd.endswith('hostnamectl'):
__salt__['cmd.run']('{0} set-hostname {1}'.format(hostname_cmd, hostname))
return True
# Grab the old hostname so we know which hostname to change and then
# change the hostname using the hostname command
o_hostname = __salt__['cmd.run']('{0} -f'.format(hostname_cmd))
__salt__['cmd.run']('{0} {1}'.format(hostname_cmd, hostname))
# Modify the /etc/hosts file to replace the old hostname with the
# new hostname
host_c = salt.utils.fopen('/etc/hosts', 'r').readlines()
with salt.utils.fopen('/etc/hosts', 'w') as fh_:
for host in host_c:
host = host.split()
try:
host[host.index(o_hostname)] = hostname
except ValueError:
pass
fh_.write('\t'.join(host) + '\n')
# Modify the /etc/sysconfig/network configuration file to set the
# new hostname
if __grains__['os_family'] == 'RedHat':
network_c = salt.utils.fopen('/etc/sysconfig/network', 'r').readlines()
with salt.utils.fopen('/etc/sysconfig/network', 'w') as fh_:
for net in network_c:
if net.startswith('HOSTNAME'):
fh_.write('HOSTNAME={0}\n'.format(hostname))
else:
fh_.write(net)
elif __grains__['os_family'] == 'Debian':
with salt.utils.fopen('/etc/hostname', 'w') as fh_:
fh_.write(hostname + '\n')
elif __grains__['os_family'] == 'OpenBSD':
with salt.utils.fopen('/etc/myname', 'w') as fh_:
fh_.write(hostname + '\n')
return True
def mod_hostname(hostname):
'''
Modify hostname
.. versionchanged:: 2015.8.0
Added support for SunOS (Solaris 10, Illumos, SmartOS)
CLI Example:
.. code-block:: bash
salt '*' network.mod_hostname master.saltstack.com
'''
#
# SunOS tested on SmartOS and OmniOS (Solaris 10 compatible)
# Oracle Solaris 11 uses smf, currently not supported
#
# /etc/nodename is the hostname only, not fqdn
# /etc/defaultdomain is the domain
# /etc/hosts should have both fqdn and hostname entries
#
if hostname is None:
return False
hostname_cmd = salt.utils.which('hostnamectl') or salt.utils.which(
'hostname')
if salt.utils.is_sunos():
uname_cmd = '/usr/bin/uname' if salt.utils.is_smartos(
) else salt.utils.which('uname')
check_hostname_cmd = salt.utils.which('check-hostname')
if hostname_cmd.endswith('hostnamectl'):
__salt__['cmd.run']('{0} set-hostname {1}'.format(
hostname_cmd, hostname))
return True
# Grab the old hostname so we know which hostname to change and then
# change the hostname using the hostname command
if not salt.utils.is_sunos():
o_hostname = __salt__['cmd.run']('{0} -f'.format(hostname_cmd))
else:
# output: Hostname core OK: fully qualified as core.acheron.be
o_hostname = __salt__['cmd.run'](check_hostname_cmd).split(' ')[-1]
if not salt.utils.is_sunos():
__salt__['cmd.run']('{0} {1}'.format(hostname_cmd, hostname))
else:
__salt__['cmd.run']('{0} -S {1}'.format(uname_cmd,
hostname.split('.')[0]))
# Modify the /etc/hosts file to replace the old hostname with the
# new hostname
host_c = salt.utils.fopen('/etc/hosts', 'r').readlines()
with salt.utils.fopen('/etc/hosts', 'w') as fh_:
for host in host_c:
host = host.split()
try:
host[host.index(o_hostname)] = hostname
if salt.utils.is_sunos():
# also set a copy of the hostname
host[host.index(
o_hostname.split('.')[0])] = hostname.split('.')[0]
except ValueError:
pass
fh_.write('\t'.join(host) + '\n')
# Modify the /etc/sysconfig/network configuration file to set the
# new hostname
if __grains__['os_family'] == 'RedHat':
network_c = salt.utils.fopen('/etc/sysconfig/network', 'r').readlines()
with salt.utils.fopen('/etc/sysconfig/network', 'w') as fh_:
for net in network_c:
if net.startswith('HOSTNAME'):
fh_.write('HOSTNAME={0}\n'.format(hostname))
else:
fh_.write(net)
elif __grains__['os_family'] == 'Debian':
with salt.utils.fopen('/etc/hostname', 'w') as fh_:
fh_.write(hostname + '\n')
elif __grains__['os_family'] == 'OpenBSD':
with salt.utils.fopen('/etc/myname', 'w') as fh_:
fh_.write(hostname + '\n')
# Update /etc/nodename and /etc/defaultdomain on SunOS
if salt.utils.is_sunos():
with salt.utils.fopen('/etc/nodename', 'w') as fh_:
fh_.write(hostname.split('.')[0] + '\n')
with salt.utils.fopen('/etc/defaultdomain', 'w') as fh_:
fh_.write(".".join(hostname.split('.')[1:]) + '\n')
return True
def mod_hostname(hostname):
'''
Modify hostname
.. versionchanged:: 2015.8.0
Added support for SunOS (Solaris 10, Illumos, SmartOS)
CLI Example:
.. code-block:: bash
salt '*' network.mod_hostname master.saltstack.com
'''
#
# SunOS tested on SmartOS and OmniOS (Solaris 10 compatible)
# Oracle Solaris 11 uses smf, currently not supported
#
# /etc/nodename is the hostname only, not fqdn
# /etc/defaultdomain is the domain
# /etc/hosts should have both fqdn and hostname entries
#
if hostname is None:
return False
hostname_cmd = salt.utils.which('hostnamectl') or salt.utils.which('hostname')
if salt.utils.is_sunos():
uname_cmd = '/usr/bin/uname' if salt.utils.is_smartos() else salt.utils.which('uname')
check_hostname_cmd = salt.utils.which('check-hostname')
# Grab the old hostname so we know which hostname to change and then
# change the hostname using the hostname command
if hostname_cmd.endswith('hostnamectl'):
out = __salt__['cmd.run']('{0} status'.format(hostname_cmd))
for line in out.splitlines():
line = line.split(':')
if 'Static hostname' in line[0]:
o_hostname = line[1].strip()
elif not salt.utils.is_sunos():
# don't run hostname -f because -f is not supported on all platforms
o_hostname = socket.getfqdn()
else:
# output: Hostname core OK: fully qualified as core.acheron.be
o_hostname = __salt__['cmd.run'](check_hostname_cmd).split(' ')[-1]
if hostname_cmd.endswith('hostnamectl'):
__salt__['cmd.run']('{0} set-hostname {1}'.format(hostname_cmd, hostname))
elif not salt.utils.is_sunos():
__salt__['cmd.run']('{0} {1}'.format(hostname_cmd, hostname))
else:
__salt__['cmd.run']('{0} -S {1}'.format(uname_cmd, hostname.split('.')[0]))
# Modify the /etc/hosts file to replace the old hostname with the
# new hostname
with salt.utils.fopen('/etc/hosts', 'r') as fp_:
host_c = fp_.readlines()
with salt.utils.fopen('/etc/hosts', 'w') as fh_:
for host in host_c:
host = host.split()
try:
host[host.index(o_hostname)] = hostname
if salt.utils.is_sunos():
# also set a copy of the hostname
host[host.index(o_hostname.split('.')[0])] = hostname.split('.')[0]
except ValueError:
pass
fh_.write('\t'.join(host) + '\n')
# Modify the /etc/sysconfig/network configuration file to set the
# new hostname
if __grains__['os_family'] == 'RedHat':
with salt.utils.fopen('/etc/sysconfig/network', 'r') as fp_:
network_c = fp_.readlines()
with salt.utils.fopen('/etc/sysconfig/network', 'w') as fh_:
for net in network_c:
if net.startswith('HOSTNAME'):
fh_.write('HOSTNAME={0}\n'.format(hostname))
else:
fh_.write(net)
elif __grains__['os_family'] in ('Debian', 'NILinuxRT'):
with salt.utils.fopen('/etc/hostname', 'w') as fh_:
fh_.write(hostname + '\n')
elif __grains__['os_family'] == 'OpenBSD':
with salt.utils.fopen('/etc/myname', 'w') as fh_:
fh_.write(hostname + '\n')
# Update /etc/nodename and /etc/defaultdomain on SunOS
if salt.utils.is_sunos():
with salt.utils.fopen('/etc/nodename', 'w') as fh_:
fh_.write(hostname.split('.')[0] + '\n')
with salt.utils.fopen('/etc/defaultdomain', 'w') as fh_:
fh_.write(".".join(hostname.split('.')[1:]) + '\n')
return True