Class: VMC::Client

Inherits:
Object show all
Defined in:
lib/vmc/client.rb

Defined Under Namespace

Classes: AuthError, BadResponse, BadTarget, HTTPException, NotFound, TargetError

Constant Summary collapse

VMC_HTTP_ERROR_CODES =

Error codes

[ 400, 500 ]

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(target_url = VMC::DEFAULT_TARGET, auth_token = nil) ⇒ Client

Initialize new client to the target_uri with optional auth_token



39
40
41
42
43
44
# File 'lib/vmc/client.rb', line 39

def initialize(target_url=VMC::DEFAULT_TARGET, auth_token=nil)
  target_url = "http://#{target_url}" unless /^https?/ =~ target_url
  target_url = target_url.gsub(/\/+$/, '')
  @target = target_url
  @auth_token = auth_token
end

Instance Attribute Details

#auth_tokenObject (readonly)

Returns the value of attribute auth_token.



24
25
26
# File 'lib/vmc/client.rb', line 24

def auth_token
  @auth_token
end

#hostObject (readonly)

Returns the value of attribute host.



24
25
26
# File 'lib/vmc/client.rb', line 24

def host
  @host
end

#proxyObject

Returns the value of attribute proxy.



24
25
26
# File 'lib/vmc/client.rb', line 24

def proxy
  @proxy
end

#targetObject (readonly)

Returns the value of attribute target.



24
25
26
# File 'lib/vmc/client.rb', line 24

def target
  @target
end

#traceObject

Returns the value of attribute trace.



25
26
27
# File 'lib/vmc/client.rb', line 25

def trace
  @trace
end

#userObject (readonly)

Returns the value of attribute user.



24
25
26
# File 'lib/vmc/client.rb', line 24

def user
  @user
end

Class Method Details

.path(*path) ⇒ Object



319
320
321
322
323
# File 'lib/vmc/client.rb', line 319

def self.path(*path)
  path.flatten.collect { |x|
    URI.encode x.to_s, Regexp.new("[^#{URI::PATTERN::UNRESERVED}]")
  }.join("/")
end

.versionObject



20
21
22
# File 'lib/vmc/client.rb', line 20

def self.version
  VMC::VERSION
end

Instance Method Details

#add_user(user_email, password) ⇒ Object



308
309
310
# File 'lib/vmc/client.rb', line 308

def add_user(user_email, password)
  json_post(VMC::USERS_PATH, { :email => user_email, :password => password })
end

#app_crashes(name) ⇒ Object



145
146
147
148
# File 'lib/vmc/client.rb', line 145

def app_crashes(name)
  
  json_get(path(VMC::APPS_PATH, name, "crashes"))
end

#app_files(name, path, instance = '0') ⇒ Object

List the directory or download the actual file indicated by the path.



152
153
154
155
156
157
158
# File 'lib/vmc/client.rb', line 152

def app_files(name, path, instance='0')
  
  path = path.gsub('//', '/')
  url = path(VMC::APPS_PATH, name, "instances", instance, "files", path)
  _, body, headers = http_get(url)
  body
end

#app_info(name) ⇒ Object



116
117
118
119
# File 'lib/vmc/client.rb', line 116

def app_info(name)
  
  json_get(path(VMC::APPS_PATH, name))
end

#app_instances(name) ⇒ Object



140
141
142
143
# File 'lib/vmc/client.rb', line 140

def app_instances(name)
  
  json_get(path(VMC::APPS_PATH, name, "instances"))
end

#app_stats(name) ⇒ Object



126
127
128
129
130
131
132
133
134
135
136
137
138
# File 'lib/vmc/client.rb', line 126

def app_stats(name)
  
  stats_raw = json_get(path(VMC::APPS_PATH, name, "stats"))
  stats = []
  stats_raw.each_pair do |k, entry|
    # Skip entries with no stats
    next unless entry[:stats]
    entry[:instance] = k.to_s.to_i
    entry[:state] = entry[:state].to_sym if entry[:state]
    stats << entry
  end
  stats.sort { |a,b| a[:instance] - b[:instance] }
end

#app_update_info(name) ⇒ Object



121
122
123
124
# File 'lib/vmc/client.rb', line 121

def app_update_info(name)
  
  json_get(path(VMC::APPS_PATH, name, "update"))
end

#appsObject

Apps



74
75
76
77
# File 'lib/vmc/client.rb', line 74

def apps
  
  json_get(VMC::APPS_PATH)
end

#bind_service(service, appname) ⇒ Object



206
207
208
209
210
211
212
# File 'lib/vmc/client.rb', line 206

def bind_service(service, appname)
  
  app = app_info(appname)
  services = app[:services] || []
  app[:services] = services << service
  update_app(appname, app)
end

#change_password(new_password) ⇒ Object

sets the password for the current logged user



282
283
284
285
286
287
288
289
# File 'lib/vmc/client.rb', line 282

def change_password(new_password)
  
   = json_get(path(VMC::USERS_PATH, @user))
  if 
    [:password] = new_password
    json_put(path(VMC::USERS_PATH, @user), )
  end
end

#check_resources(resources) ⇒ Object

Send in a resources manifest array to the system to have it check what is needed to actually send. Returns array indicating what is needed. This returned manifest should be sent in with the upload if resources were removed. E.g. [=> xxx, :size => xxx, :fn => filename]



232
233
234
235
236
# File 'lib/vmc/client.rb', line 232

def check_resources(resources)
  
  status, body, headers = json_post(VMC::RESOURCES_PATH, resources)
  json_parse(body)
end

#create_app(name, manifest = {}) ⇒ Object



79
80
81
82
83
84
85
# File 'lib/vmc/client.rb', line 79

def create_app(name, manifest={})
  
  app = manifest.dup
  app[:name] = name
  app[:instances] ||= 1
  json_post(VMC::APPS_PATH, app)
end

#create_service(service, name) ⇒ Object

Raises:



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
# File 'lib/vmc/client.rb', line 170

def create_service(service, name)
  
  services = services_info
  services ||= []
  service_hash = nil

  service = service.to_s

  # FIXME!
  services.each do |service_type, value|
    value.each do |vendor, version|
      version.each do |version_str, service_descr|
        if service == service_descr[:vendor]
          service_hash = {
            :type => service_descr[:type], :tier => 'free',
            :vendor => service, :version => version_str
          }
          break
        end
      end
    end
  end

  raise TargetError, "Service [#{service}] is not a valid service choice" unless service_hash
  service_hash[:name] = name
  json_post(path(VMC::SERVICES_PATH), service_hash)
end

#delete_app(name) ⇒ Object



111
112
113
114
# File 'lib/vmc/client.rb', line 111

def delete_app(name)
  
  http_delete(path(VMC::APPS_PATH, name))
end

#delete_service(name) ⇒ Object

Raises:



198
199
200
201
202
203
204
# File 'lib/vmc/client.rb', line 198

def delete_service(name)
  
  svcs = services || []
  names = svcs.collect { |s| s[:name] }
  raise TargetError, "Service [#{name}] not a valid service" unless names.include? name
  http_delete(path(VMC::SERVICES_PATH, name))
end

#delete_user(user_email) ⇒ Object



312
313
314
315
# File 'lib/vmc/client.rb', line 312

def delete_user(user_email)
  
  http_delete(path(VMC::USERS_PATH, user_email))
end

#infoObject

Retrieves information on the target cloud, and optionally the logged in user



51
52
53
54
# File 'lib/vmc/client.rb', line 51

def info
  # TODO: Should merge for new version IMO, general, services, user_account
  json_get(VMC::INFO_PATH)
end

#logged_in?Boolean

Checks that the auth_token is valid

Returns:

  • (Boolean)


255
256
257
258
259
260
261
262
263
# File 'lib/vmc/client.rb', line 255

def logged_in?
  descr = info
  if descr
    return false unless descr[:user]
    return false unless descr[:usage]
    @user = descr[:user]
    true
  end
end

#login(user, password) ⇒ Object

login and return an auth_token Auth token can be retained and used in creating new clients, avoiding login.



272
273
274
275
276
277
278
279
# File 'lib/vmc/client.rb', line 272

def (user, password)
  status, body, headers = json_post(path(VMC::USERS_PATH, user, "tokens"), {:password => password})
  response_info = json_parse(body)
  if response_info
    @user = user
    @auth_token = response_info[:token]
  end
end

#proxy_for(proxy) ⇒ Object



299
300
301
# File 'lib/vmc/client.rb', line 299

def proxy_for(proxy)
  @proxy = proxy
end

#raw_infoObject



56
57
58
# File 'lib/vmc/client.rb', line 56

def raw_info
  http_get(VMC::INFO_PATH)
end

#runtimes_infoObject



66
67
68
# File 'lib/vmc/client.rb', line 66

def runtimes_info
  json_get(path(VMC::GLOBAL_RUNTIMES_PATH))
end

#servicesObject

listing of services that are available in the system



165
166
167
168
# File 'lib/vmc/client.rb', line 165

def services
  
  json_get(VMC::SERVICES_PATH)
end

#services_infoObject

Global listing of services that are available on the target system



61
62
63
64
# File 'lib/vmc/client.rb', line 61

def services_info
  
  json_get(path(VMC::GLOBAL_SERVICES_PATH))
end

#target_valid?Boolean

Checks that the target is valid

Returns:

  • (Boolean)


243
244
245
246
247
248
249
250
251
252
# File 'lib/vmc/client.rb', line 243

def target_valid?
  return false unless descr = info
  return false unless descr[:name]
  return false unless descr[:build]
  return false unless descr[:version]
  return false unless descr[:support]
  true
rescue
  false
end

#unbind_service(service, appname) ⇒ Object



214
215
216
217
218
219
220
221
# File 'lib/vmc/client.rb', line 214

def unbind_service(service, appname)
  
  app = app_info(appname)
  services = app[:services] || []
  services.delete(service)
  app[:services] = services
  update_app(appname, app)
end

#update_app(name, manifest) ⇒ Object



87
88
89
90
# File 'lib/vmc/client.rb', line 87

def update_app(name, manifest)
  
  json_put(path(VMC::APPS_PATH, name), manifest)
end

#upload_app(name, zipfile, resource_manifest = nil) ⇒ Object



92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
# File 'lib/vmc/client.rb', line 92

def upload_app(name, zipfile, resource_manifest=nil)
  #FIXME, manifest should be allowed to be null, here for compatability with old cc's
  resource_manifest ||= []
  
  upload_data = {:_method => 'put'}
  if zipfile
    if zipfile.is_a? File
      file = zipfile
    else
      file = File.new(zipfile, 'rb')
    end
    upload_data[:application] = file
  end
  upload_data[:resources] = resource_manifest.to_json if resource_manifest
  http_post(path(VMC::APPS_PATH, name, "application"), upload_data)
rescue RestClient::ServerBrokeConnection
  retry
end

#usersObject



303
304
305
306
# File 'lib/vmc/client.rb', line 303

def users
  
  json_get(VMC::USERS_PATH)
end