Class: Fly::Configuration

Inherits:
Object
  • Object
show all
Defined in:
lib/fly-ruby/configuration.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Configuration

Returns a new instance of Configuration.



27
28
29
30
31
32
33
34
35
36
 
# File 'lib/fly-ruby/configuration.rb', line 27

def initialize
  self.primary_region = ENV["PRIMARY_REGION"]
  self.current_region = ENV["FLY_REGION"]
  self.replay_http_methods = ["POST", "PUT", "PATCH", "DELETE"]
  self.database_url_env_var = "DATABASE_URL"
  self.database_host_env_var = "DATABASE_HOST"
  self.database_port_env_var = "DATABASE_PORT"
  self.replay_threshold_cookie = "fly-replay-threshold"
  self.replay_threshold_in_seconds = 5
end

Instance Attribute Details

#current_region ⇒ Object

Set the region where this instance of the application is deployed



4
5
6
 
# File 'lib/fly-ruby/configuration.rb', line 4

def current_region
  @current_region
end

#database_host_env_var ⇒ Object

Returns the value of attribute database_host_env_var.



16
17
18
 
# File 'lib/fly-ruby/configuration.rb', line 16

def database_host_env_var
  @database_host_env_var
end

#database_port_env_var ⇒ Object

Returns the value of attribute database_port_env_var.



17
18
19
 
# File 'lib/fly-ruby/configuration.rb', line 17

def database_port_env_var
  @database_port_env_var
end

#database_url_env_var ⇒ Object

Environment variables related to the database connection. These get by this middleware in secondary regions, so they must be interpolated rather than defined directly in the configuration.



15
16
17
 
# File 'lib/fly-ruby/configuration.rb', line 15

def database_url_env_var
  @database_url_env_var
end

#primary_region ⇒ Object

Set the region where the primary database lives, i.e “ams”



7
8
9
 
# File 'lib/fly-ruby/configuration.rb', line 7

def primary_region
  @primary_region
end

#replay_http_methods ⇒ Object

Automatically replay these HTTP methods in the primary region



10
11
12
 
# File 'lib/fly-ruby/configuration.rb', line 10

def replay_http_methods
  @replay_http_methods
end

#replay_threshold_cookie ⇒ Object

Cookie written and read by this middleware storing a UNIX timestamp. Requests arriving before this timestamp will be replayed in the primary region.



21
22
23
 
# File 'lib/fly-ruby/configuration.rb', line 21

def replay_threshold_cookie
  @replay_threshold_cookie
end

#replay_threshold_in_seconds ⇒ Object

How long, in seconds, should all requests from the same client be replayed in the primary region after a successful write replay



25
26
27
 
# File 'lib/fly-ruby/configuration.rb', line 25

def replay_threshold_in_seconds
  @replay_threshold_in_seconds
end

Instance Method Details

#database_url ⇒ Object 



38
39
40
 
# File 'lib/fly-ruby/configuration.rb', line 38

def database_url
  ENV[database_url_env_var]
end

#eligible_for_activation? ⇒ Boolean

Returns:

  • (Boolean) 


42
43
44
 
# File 'lib/fly-ruby/configuration.rb', line 42

def eligible_for_activation?
  database_url && primary_region && current_region
end