aboutsummaryrefslogtreecommitdiffstats
path: root/deploy/cloud/deployment.py
blob: f8e1617f8e80f5a3335c56fd2048320c8d7a5bd1 (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
###############################################################################
# Copyright (c) 2015 Ericsson AB and others.
# szilard.cserey@ericsson.com
# All rights reserved. This program and the accompanying materials
# are made available under the terms of the Apache License, Version 2.0
# which accompanies this distribution, and is available at
# http://www.apache.org/licenses/LICENSE-2.0
###############################################################################

import time
import re

from common import (
    N,
    E,
    exec_cmd,
    run_proc,
    run_proc_wait_terminated,
    run_proc_kill,
    parse,
    err,
    log,
    delete,
)

SEARCH_TEXT = '(err)'
LOG_FILE = '/var/log/puppet.log'
GREP_LINES_OF_LEADING_CONTEXT = 100
GREP_LINES_OF_TRAILING_CONTEXT = 100
LIST_OF_CHAR_TO_BE_ESCAPED = ['[', ']', '"']

class Deployment(object):


    def __init__(self, dea, yaml_config_dir, env_id, node_id_roles_dict,
                 no_health_check, deploy_timeout):
        self.dea = dea
        self.yaml_config_dir = yaml_config_dir
        self.env_id = env_id
        self.node_id_roles_dict = node_id_roles_dict
        self.no_health_check = no_health_check
        self.deploy_timeout = deploy_timeout
        self.pattern = re.compile(
            '\d\d\d\d-\d\d-\d\d\s\d\d:\d\d:\d\d')


    def collect_error_logs(self):
        for node_id, roles_blade in self.node_id_roles_dict.iteritems():
            log_list = []
            cmd = ('ssh -q node-%s grep \'"%s"\' %s'
                   % (node_id, SEARCH_TEXT, LOG_FILE))
            results, _ = exec_cmd(cmd, False)
            for result in results.splitlines():
                log_msg = ''

                sub_cmd = '"%s" %s' % (result, LOG_FILE)
                for c in LIST_OF_CHAR_TO_BE_ESCAPED:
                    sub_cmd = sub_cmd.replace(c, '\%s' % c)
                grep_cmd = ('grep -B%s %s'
                            % (GREP_LINES_OF_LEADING_CONTEXT, sub_cmd))
                cmd = ('ssh -q node-%s "%s"' % (node_id, grep_cmd))

                details, _ = exec_cmd(cmd, False)
                details_list = details.splitlines()

                found_prev_log = False
                for i in range(len(details_list) - 2, -1, -1):
                    if self.pattern.match(details_list[i]):
                        found_prev_log = True
                        break
                if found_prev_log:
                    log_msg += '\n'.join(details_list[i:-1]) + '\n'

                grep_cmd = ('grep -A%s %s'
                            % (GREP_LINES_OF_TRAILING_CONTEXT, sub_cmd))
                cmd = ('ssh -q node-%s "%s"' % (node_id, grep_cmd))

                details, _ = exec_cmd(cmd, False)
                details_list = details.splitlines()

                found_next_log = False
                for i in range(1, len(details_list)):
                    if self.pattern.match(details_list[i]):
                        found_next_log = True
                        break
                if found_next_log:
                    log_msg += '\n'.join(details_list[:i])
                else:
                    log_msg += details

                if log_msg:
                   log_list.append(log_msg)

            if log_list:
                role = ('controller' if 'controller' in roles_blade[0]
                        else 'compute host')
                log('_' * 40 + 'Errors in node-%s %s' % (node_id, role)
                    + '_' * 40)
                for log_msg in log_list:
                    print(log_msg + '\n')


    def run_deploy(self):
        SLEEP_TIME = 60
        LOG_FILE = 'cloud.log'

        log('Starting deployment of environment %s' % self.env_id)
        deploy_proc = run_proc('fuel --env %s deploy-changes | strings > %s'
                               % (self.env_id, LOG_FILE))

        ready = False
        for i in range(int(self.deploy_timeout)):
            env = parse(exec_cmd('fuel env --env %s' % self.env_id))
            log('Environment status: %s' % env[0][E['status']])
            r, _ = exec_cmd('tail -2 %s | head -1' % LOG_FILE, False)
            if r:
                log(r)
            if env[0][E['status']] == 'operational':
                ready = True
                break
            elif (env[0][E['status']] == 'error'
                  or env[0][E['status']] == 'stopped'):
                break
            else:
                time.sleep(SLEEP_TIME)

        if (env[0][E['status']] <> 'operational'
            and env[0][E['status']] <> 'error'
            and env[0][E['status']] <> 'stopped'):
            err('Deployment timed out, environment %s is not operational, snapshot will not be performed'
                % self.env_id, self.collect_logs)

        run_proc_wait_terminated(deploy_proc)
        delete(LOG_FILE)

        if ready:
            log('Environment %s successfully deployed' % self.env_id)
        else:
            self.collect_error_logs()
            err('Deployment failed, environment %s is not operational'
                % self.env_id, self.collect_logs)


    def collect_logs(self):
        log('Cleaning out any previous deployment logs')
        exec_cmd('rm -f /var/log/remote/fuel-snapshot-*', False)
        exec_cmd('rm -f /root/deploy-*', False)
        log('Generating Fuel deploy snap-shot')
        if exec_cmd('fuel snapshot < /dev/null &> snapshot.log', False)[1] <> 0:
            log('Could not create a Fuel snapshot')
        else:
            exec_cmd('mv /root/fuel-snapshot* /var/log/remote/', False)

        log('Collecting all Fuel Snapshot & deploy log files')
        r, _ = exec_cmd('tar -czhf /root/deploy-%s.log.tar.gz /var/log/remote' % time.strftime("%Y%m%d-%H%M%S"), False)
        log(r)


    def verify_node_status(self):
        node_list = parse(exec_cmd('fuel node list'))
        failed_nodes = []
        for node in node_list:
            if node[N['status']] != 'ready' and node[N['cluster']] != 'None':
                failed_nodes.append((node[N['id']], node[N['status']]))

        if failed_nodes:
            summary = ''
            for node, status in failed_nodes:
                summary += '[node %s, status %s]\n' % (node, status)
            err('Deployment failed: %s' % summary, self.collect_logs)


    def health_check(self):
        log('Now running sanity and smoke health checks')
        r = exec_cmd('fuel health --env %s --check sanity,smoke --force' % self.env_id)
        log(r)
        if 'failure' in r:
            err('Healthcheck failed!', self.collect_logs)


    def deploy(self):
        self.run_deploy()
        self.verify_node_status()
        if not self.no_health_check:
            self.health_check()
        self.collect_logs()