def show_space_usage(zfs_cmd='/usr/sbin/zfs',
tr_cmd='/usr/bin/tr',
nmc_cmd='/usr/bin/nmc -c',
tr='tr \'[[:blank:]]\' \' \'',
dataset=''):
with settings(
hide('running', 'stdout', 'stderr'),
warn_only=True,
always_use_pty='false',
shell=default_shell,
user='******',
):
''' Testing to see if dataset is name of pool only, or
name of pool including child dataset
'''
if not dataset == dataset.split('/'): ## is '/' in the name
validate = get_volume(vol=dataset.split('/')[0])
else:
validate = get_volume(vol=dataset)
''' Next, we need to confirm that pool name is valid
and exists on the target SAN
'''
if validate == False:
fab_abort(
'Invalid Volume Name {0}, Please check name.'.format(dataset))
print 'FAILED!!!'
else:
result = fab_run('%s %s|%s' % (zfs_spa_cmd, dataset, tr))
if result.succeeded:
final_space_usage = organize_dataset_list(result)
#print final_zvols
print '%s' % ('')
write_line(char='x')
print '>> Task Succeeded: [%s] >> Total Dataset Count: [%d]' % \
('show_zvol',len(final_space_usage))
write_line(char='x')
for line in final_space_usage:
ofields = (line[0], line[1], line[2], line[3], line[4],
line[5], line[6])
print show_space_usage_fmt.format(ofields)
return True
else:
return False
def show_space_usage (zfs_cmd='/usr/sbin/zfs',
tr_cmd='/usr/bin/tr',
nmc_cmd='/usr/bin/nmc -c',
tr = 'tr \'[[:blank:]]\' \' \'',
dataset=''):
with settings(
hide('running',
'stdout',
'stderr'),
warn_only=True, always_use_pty='false',
shell=default_shell, user='******',):
''' Testing to see if dataset is name of pool only, or
name of pool including child dataset
'''
if not dataset == dataset.split('/'): ## is '/' in the name
validate = get_volume(vol=dataset.split('/')[0])
else:
validate = get_volume(vol=dataset)
''' Next, we need to confirm that pool name is valid
and exists on the target SAN
'''
if validate == False:
fab_abort('Invalid Volume Name {0}, Please check name.'.format(dataset))
print 'FAILED!!!'
else:
result = fab_run('%s %s|%s' % (zfs_spa_cmd, dataset, tr))
if result.succeeded:
final_space_usage = organize_dataset_list(result)
#print final_zvols
print '%s' % ('')
write_line(char='x')
print '>> Task Succeeded: [%s] >> Total Dataset Count: [%d]' % \
('show_zvol',len(final_space_usage))
write_line(char='x')
for line in final_space_usage:
ofields = (line[0],line[1],line[2],line[3],
line[4],line[5],line[6])
print show_space_usage_fmt.format(ofields)
return True
else:
return False
def install_deps(ag='apt-get'):
reqs = ['apache2', 'libapache2-mod-wsgi',
'libapache2-mod-python', 'memcached', 'python-dev', 'python-cairo-dev',
'python-django', 'python-ldap', 'python-memcache', 'python-pysqlite2',
'sqlite3', 'erlang-os-mon', 'erlang-snmp', 'rabbitmq-server']
with settings(
show('running',
'stdout',
'stderr'),
warn_only=True, always_use_pty='false'):
a = fab_local("{0} install --no-install-recommends --assume-yes {1}".format(ag," ".join(reqs)))
b = fab_local('pip install django-tagging')
if a.succeeded and b.succeeded:
fab_puts("Installed Prerequisites for Graphite.", show_prefix=False)
else:
if a.failed:
print a.stderr
if b.failed:
print b.stderr
fab_abort("Failed to Install Pre-requisites, cannot continue.", show_prefix=False)
def configure():
graph_conf_path='/opt/graphite/conf'
graph_stor_path = '/opt/graphite/storage'
apache_avail = '/etc/apache2/sites-available'
apache_enab = '/etc/apache2/sites-enabled'
apache_src_conf = '/root/default-graphite'
apache_dst_conf = "{0}/{1}".format(apache_avail,'default-graphite')
apache_enab_conf = "{0}/{1}".format(apache_enab,'default-graphite')
stor_sch_conf = "{0}/{1}".format(graph_conf_path,'storage-schemas.conf')
with settings(
show('running',
'stdout',
'stderr'),
warn_only=True, always_use_pty='false'):
for file in ['carbon.conf','storage-schemas.conf','graphite.wsgi']:
src = "{0}/{1}.example".format(graph_conf_path,file)
dst = "{0}/{1}".format(graph_conf_path,file)
## Copy from example, template to real file
copyfile(src,dst)
## Generate default-graphite apache config file, based on
## template at top of this file.
make_apache_conf = Template(apache_base_templ)
## Write template into the new config file
## /etc/apache2/sites-available/default-graphite
try:
open(apache_dst_conf,'wt').write(
make_apache_conf.substitute(port=80,wsgi_sockd='/etc/httpd/wsgi/')
)
fab_puts("Wrote apache config for Graphite WebApp.",show_prefix=False)
except IOError as e:
fab_abort("Error {0} Failed to open file {1}".format(e.errno,e.filename))
try:
open(stor_sch_conf,'at').write(stor_base_templ)
fab_puts("Updated storage schema config with brickstor elements.",show_prefix=False)
except IOError as e:
fab_abort("Error {0} Failed to open file {1}".format(e.errno,e.filename))
try:
os_remove('/etc/apache2/sites-enabled/000-default')
except OSError as e:
print "Warning: {0} {1}".format(e.filename,e.args)
## Create necessary directories for Apache
for dir in ['/etc/httpd','/etc/httpd/wsgi']:
try:
os_mkdir(dir,0755)
fab_puts("Created directory: {0}".format(dir),show_prefix=False)
except OSError as e:
print "Warning: {0} {1}".format(e.filename,e.args)
try:
os_symlink(apache_dst_conf, apache_enab_conf)
fab_puts("Created symbolic link for {0}".format(apache_dst_conf),show_prefix=False)
except OSError as e:
print "Warning: {0} {1}".format(e.filename,e.args)
with fab_lcd('/opt/graphite/webapp/graphite/'):
fab_local('python manage.py syncdb')
## This should really use python os module, will fix later.
fab_local("chown -R {0} {1}".format('www-data:www-data',graph_stor_path))
## Copy local_settings.py.example config into real config file
src = '/opt/graphite/webapp/graphite/local_settings.py.example'
dst = '/opt/graphite/webapp/graphite/local_settings.py'
copyfile(src,dst)
## Reload Apache config after all the changes
fab_local("/etc/init.d/apache2 reload")