def delete_all_shares():
'''Clean the slate by deleting all of the shares'''
share = ''
path = ''
shares = []
share_re = re.compile(r'^ (share) ([0-9]+):(.*)')
path_re = re.compile(r'^\t(path)=(.*)$')
ssh = paramiko.SSHClient()
ssh.load_system_host_keys()
ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy())
host = 'dd'
command = env.pdshare_ctl + ' list';
print 'The host is ' + host
print 'Trying to connect to ' + env.env[host]['address']
# First find the set of shares to delete
try:
ssh.connect(env.env[host]['address'], username=env.env[host]['username'], password=env.env[host]['password'], timeout=300)
except paramiko.AuthenticationException:
print 'Authentication failed when connecting to %s' % env.env[host]['address']
sys.exit(1)
except:
print 'Random error connecting to %s' % env.env[host]['address']
sys.exit(1)
try:
stdin, stdout, stderr = ssh.exec_command(command,timeout=300)
except paramiko.SSHException:
print 'Cannot execute ' + command + ' on %s' % env.env[host]['address']
sys.exit(1)
retval = stdout.channel.recv_exit_status()
for line in stdout:
if ' share ' in line:
m = re.match(share_re, line)
share = m.group(2)
print 'found SHARE ' + share,
elif 'path=' in line:
m = re.match(path_re, line)
path = m.group(2)
print 'with PATH ' + path,
shares.append({'share':share, 'path':path})
ssh.close()
for share in sorted(shares, key=lambda share: share['path'], reverse=True):
# shares are supposed to be empty before being deleted
retval = pd.mount('client', env.env['paths']['mount'], 'dd', share['path'])
if retval == 0:
retval = pd.run_cmd('client', '/usr/bin/rm -rf ' + env.env['paths']['mount'])
retval = pd.umount('client', env.env['paths']['mount'])
command = env.pdshare_ctl + ' remove ' + share['share']
print command
retval = pd.run_cmd('dd', command)
if retval != 0:
print 'Could not remove share: ' + share['share'] + '\n'
sys.exit(retval)
return retval
def test_mount_root():
'''Test wrapper on mounting the dd's root on the client'''
return pd.mount('client', env.env['paths']['mount'], 'dd', '/')