summaryrefslogtreecommitdiffstats
path: root/fuel/deploy/deploy.py
blob: 9d1a3d2c34691a038732b3fd8145e89d866362bf (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
import sys
import os
import shutil
import io
import re
import netaddr

from dea import DeploymentEnvironmentAdapter
from dha import DeploymentHardwareAdapter
from install_fuel_master import InstallFuelMaster
from deploy_env import CloudDeploy
import common

log = common.log
exec_cmd = common.exec_cmd
err = common.err
check_file_exists = common.check_file_exists
check_if_root = common.check_if_root

FUEL_VM = 'fuel'
TMP_DIR = '%s/fueltmp' % os.getenv('HOME')
PATCH_DIR = 'fuel_patch'
WORK_DIR = 'deploy'

class cd:
    def __init__(self, new_path):
        self.new_path = os.path.expanduser(new_path)

    def __enter__(self):
        self.saved_path = os.getcwd()
        os.chdir(self.new_path)

    def __exit__(self, etype, value, traceback):
        os.chdir(self.saved_path)


class AutoDeploy(object):

    def __init__(self, without_fuel, iso_file, dea_file, dha_file):
        self.without_fuel = without_fuel
        self.iso_file = iso_file
        self.dea_file = dea_file
        self.dha_file = dha_file
        self.dea = DeploymentEnvironmentAdapter(dea_file)
        self.dha = DeploymentHardwareAdapter(dha_file)
        self.fuel_conf = {}
        self.fuel_node_id = self.dha.get_fuel_node_id()
        self.fuel_custom = self.dha.use_fuel_custom_install()
        self.fuel_username, self.fuel_password = self.dha.get_fuel_access()

    def setup_dir(self, dir):
        self.cleanup_dir(dir)
        os.makedirs(dir)

    def cleanup_dir(self, dir):
        if os.path.isdir(dir):
            shutil.rmtree(dir)

    def power_off_blades(self):
        node_ids = self.dha.get_all_node_ids()
        node_ids = list(set(node_ids) - set([self.fuel_node_id]))
        for node_id in node_ids:
            self.dha.node_power_off(node_id)

    def modify_ip(self, ip_addr, index, val):
        ip_str = str(netaddr.IPAddress(ip_addr))
        decimal_list = map(int, ip_str.split('.'))
        decimal_list[index] = val
        return '.'.join(map(str, decimal_list))

    def collect_fuel_info(self):
        self.fuel_conf['ip'] = self.dea.get_fuel_ip()
        self.fuel_conf['gw'] = self.dea.get_fuel_gateway()
        self.fuel_conf['dns1'] = self.dea.get_fuel_dns()
        self.fuel_conf['netmask'] = self.dea.get_fuel_netmask()
        self.fuel_conf['hostname'] = self.dea.get_fuel_hostname()
        self.fuel_conf['showmenu'] = 'yes'

    def install_fuel_master(self):
        if self.without_fuel:
            log('Not Installing Fuel Master')
            return
        log('Install Fuel Master')
        new_iso = '%s/deploy-%s' % (TMP_DIR, os.path.basename(self.iso_file))
        self.patch_iso(new_iso)
        self.iso_file = new_iso
        self.install_iso()

    def install_iso(self):
        fuel = InstallFuelMaster(self.dea_file, self.dha_file,
                                 self.fuel_conf['ip'], self.fuel_username,
                                 self.fuel_password, self.fuel_node_id,
                                 self.iso_file, WORK_DIR)
        if self.fuel_custom:
            log('Custom Fuel install')
            fuel.custom_install()
        else:
            log('Ordinary Fuel install')
            fuel.install()

    def patch_iso(self, new_iso):
        tmp_orig_dir = '%s/origiso' % TMP_DIR
        tmp_new_dir = '%s/newiso' % TMP_DIR
        self.copy(tmp_orig_dir, tmp_new_dir)
        self.patch(tmp_new_dir, new_iso)

    def copy(self, tmp_orig_dir, tmp_new_dir):
        log('Copying...')
        self.setup_dir(tmp_orig_dir)
        self.setup_dir(tmp_new_dir)
        exec_cmd('fuseiso %s %s' % (self.iso_file, tmp_orig_dir))
        with cd(tmp_orig_dir):
            exec_cmd('find . | cpio -pd %s' % tmp_new_dir)
        with cd(tmp_new_dir):
            exec_cmd('fusermount -u %s' % tmp_orig_dir)
        shutil.rmtree(tmp_orig_dir)
        exec_cmd('chmod -R 755 %s' % tmp_new_dir)

    def patch(self, tmp_new_dir, new_iso):
        log('Patching...')
        patch_dir = '%s/%s' % (os.getcwd(), PATCH_DIR)
        ks_path = '%s/ks.cfg.patch' % patch_dir

        with cd(tmp_new_dir):
            exec_cmd('cat %s | patch -p0' % ks_path)
            shutil.rmtree('.rr_moved')
            isolinux = 'isolinux/isolinux.cfg'
            log('isolinux.cfg before: %s'
                % exec_cmd('grep netmask %s' % isolinux))
            self.update_fuel_isolinux(isolinux)
            log('isolinux.cfg after: %s'
                % exec_cmd('grep netmask %s' % isolinux))

            iso_linux_bin = 'isolinux/isolinux.bin'
            exec_cmd('mkisofs -quiet -r -J -R -b %s '
                     '-no-emul-boot -boot-load-size 4 '
                     '-boot-info-table -hide-rr-moved '
                     '-x "lost+found:" -o %s .'
                     % (iso_linux_bin, new_iso))

    def update_fuel_isolinux(self, file):
        with io.open(file) as f:
            data = f.read()
        for key, val in self.fuel_conf.iteritems():
            pattern = r'%s=[^ ]\S+' % key
            replace = '%s=%s' % (key, val)
            data = re.sub(pattern, replace, data)
        with io.open(file, 'w') as f:
            f.write(data)

    def deploy_env(self):
        dep = CloudDeploy(self.dha, self.fuel_conf['ip'], self.fuel_username,
                          self.fuel_password, self.dea_file, WORK_DIR)
        dep.deploy()

    def deploy(self):
        check_if_root()
        self.setup_dir(TMP_DIR)
        self.collect_fuel_info()
        self.power_off_blades()
        self.install_fuel_master()
        self.cleanup_dir(TMP_DIR)
        self.deploy_env()

def usage():
    print '''
    Usage:
    python deploy.py [-nf] <isofile> <deafile> <dhafile>

    Optional arguments:
      -nf   Do not install Fuel master
    '''

def parse_arguments():
    if (len(sys.argv) < 4 or len(sys.argv) > 5
        or (len(sys.argv) == 5 and sys.argv[1] != '-nf')):
        log('Incorrect number of arguments')
        usage()
        sys.exit(1)
    without_fuel = False
    if len(sys.argv) == 5 and sys.argv[1] == '-nf':
        without_fuel = True
    iso_file = sys.argv[-3]
    dea_file = sys.argv[-2]
    dha_file = sys.argv[-1]
    check_file_exists(iso_file)
    check_file_exists(dea_file)
    check_file_exists(dha_file)
    return (without_fuel, iso_file, dea_file, dha_file)

def main():

    without_fuel, iso_file, dea_file, dha_file = parse_arguments()

    d = AutoDeploy(without_fuel, iso_file, dea_file, dha_file)
    d.deploy()

if __name__ == '__main__':
    main()