Class: Pooler

Inherits:
Object
  • Object
show all
Defined in:
lib/vmfloaty/pooler.rb

Class Method Summary collapse

Class Method Details

.delete(verbose, url, hosts, token) ⇒ Object 



96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
 
# File 'lib/vmfloaty/pooler.rb', line 96

def self.delete(verbose, url, hosts, token)
  if token.nil?
    raise TokenError, "Token provided was nil. Request cannot be made to delete vm"
  end

  conn = Http.get_conn(verbose, url)

  if token
    conn.headers['X-AUTH-TOKEN'] = token
  end

  response_body = {}

  hosts.each do |host|
    response = conn.delete "vm/#{host}"
    res_body = JSON.parse(response.body)
    response_body[host] = res_body
  end

  response_body
end

.disk(verbose, url, hostname, token, disk) ⇒ Object 



82
83
84
85
86
87
88
89
90
91
92
93
94
 
# File 'lib/vmfloaty/pooler.rb', line 82

def self.disk(verbose, url, hostname, token, disk)
  if token.nil?
    raise TokenError, "Token provided was nil. Request cannot be made to modify vm"
  end

  conn = Http.get_conn(verbose, url)
  conn.headers['X-AUTH-TOKEN'] = token

  response = conn.post "vm/#{hostname}/disk/#{disk}"

  res_body = JSON.parse(response.body)
  res_body
end

.list(verbose, url, os_filter = nil) ⇒ Object 



7
8
9
10
11
12
13
14
15
16
17
18
19
20
 
# File 'lib/vmfloaty/pooler.rb', line 7

def self.list(verbose, url, os_filter=nil)
  conn = Http.get_conn(verbose, url)

  response = conn.get 'vm'
  response_body = JSON.parse(response.body)

  if os_filter
    hosts = response_body.select { |i| i[/#{os_filter}/] }
  else
    hosts = response_body
  end

  hosts
end

.modify(verbose, url, hostname, token, lifetime, tags) ⇒ Object 



57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
 
# File 'lib/vmfloaty/pooler.rb', line 57

def self.modify(verbose, url, hostname, token, lifetime, tags)
  if token.nil?
    raise TokenError, "Token provided was nil. Request cannot be made to modify vm"
  end

  modify_body = {}
  if lifetime
    modify_body['lifetime'] = lifetime
  end
  if tags
    modify_body['tags'] = tags
  end

  conn = Http.get_conn(verbose, url)
  conn.headers['X-AUTH-TOKEN'] = token

  response = conn.put do |req|
    req.url "vm/#{hostname}"
    req.body = modify_body.to_json
  end

  res_body = JSON.parse(response.body)
  res_body
end

.query(verbose, url, hostname) ⇒ Object 



134
135
136
137
138
139
140
141
 
# File 'lib/vmfloaty/pooler.rb', line 134

def self.query(verbose, url, hostname)
  conn = Http.get_conn(verbose, url)

  response = conn.get "vm/#{hostname}"
  res_body = JSON.parse(response.body)

  res_body
end

.retrieve(verbose, os_type, token, url) ⇒ Object 



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
 
# File 'lib/vmfloaty/pooler.rb', line 22

def self.retrieve(verbose, os_type, token, url)
  # NOTE:
  #   Developers can use `Utils.generate_os_hash` to
  #   generate the os_type param.
  conn = Http.get_conn(verbose, url)
  if token
    conn.headers['X-AUTH-TOKEN'] = token
  end

  os_string = ""
  os_type.each do |os,num|
    num.times do |i|
      os_string << os+"+"
    end
  end

  os_string = os_string.chomp("+")

  if os_string.size == 0
    raise MissingParamError, "No operating systems provided to obtain."
  end

  response = conn.post "vm/#{os_string}"

  res_body = JSON.parse(response.body)

  if res_body["ok"]
    res_body
  elsif response.status == 401
    raise AuthError, "HTTP #{response.status}: The token provided could not authenticate to the pooler.\n#{res_body}"
  else
    raise "HTTP #{response.status}: Failed to obtain VMs from the pooler at #{url}/vm/#{os_string}. #{res_body}"
  end
end

.revert(verbose, url, hostname, token, snapshot_sha) ⇒ Object 



156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
 
# File 'lib/vmfloaty/pooler.rb', line 156

def self.revert(verbose, url, hostname, token, snapshot_sha)
  if token.nil?
    raise TokenError, "Token provided was nil. Request cannot be made to revert vm"
  end

  conn = Http.get_conn(verbose, url)
  conn.headers['X-AUTH-TOKEN'] = token

  if snapshot_sha.nil?
    raise "Snapshot SHA provided was nil, could not revert #{hostname}"
  end

  response = conn.post "vm/#{hostname}/snapshot/#{snapshot_sha}"
  res_body = JSON.parse(response.body)
  res_body
end

.snapshot(verbose, url, hostname, token) ⇒ Object 



143
144
145
146
147
148
149
150
151
152
153
154
 
# File 'lib/vmfloaty/pooler.rb', line 143

def self.snapshot(verbose, url, hostname, token)
  if token.nil?
    raise TokenError, "Token provided was nil. Request cannot be made to snapshot vm"
  end

  conn = Http.get_conn(verbose, url)
  conn.headers['X-AUTH-TOKEN'] = token

  response = conn.post "vm/#{hostname}/snapshot"
  res_body = JSON.parse(response.body)
  res_body
end

.status(verbose, url) ⇒ Object 



118
119
120
121
122
123
124
 
# File 'lib/vmfloaty/pooler.rb', line 118

def self.status(verbose, url)
  conn = Http.get_conn(verbose, url)

  response = conn.get '/status'
  res_body = JSON.parse(response.body)
  res_body
end

.summary(verbose, url) ⇒ Object 



126
127
128
129
130
131
132
 
# File 'lib/vmfloaty/pooler.rb', line 126

def self.summary(verbose, url)
  conn = Http.get_conn(verbose, url)

  response = conn.get '/summary'
  res_body = JSON.parse(response.body)
  res_body
end