Class: Zabby::Connection
- Inherits:
-
Object
- Object
- Zabby::Connection
- Defined in:
- lib/zabby/connection.rb
Constant Summary collapse
- JSONRPC_SCRIPT =
Name of the Zabbix RPC script
"/api_jsonrpc.php"
Instance Attribute Summary collapse
-
#auth ⇒ Object
readonly
Returns the value of attribute auth.
-
#password ⇒ Object
readonly
Returns the value of attribute password.
-
#proxy_host ⇒ Object
readonly
Returns the value of attribute proxy_host.
-
#proxy_password ⇒ Object
readonly
Returns the value of attribute proxy_password.
-
#proxy_user ⇒ Object
readonly
Returns the value of attribute proxy_user.
-
#request_id ⇒ Object
readonly
Returns the value of attribute request_id.
-
#request_path ⇒ Object
readonly
Returns the value of attribute request_path.
-
#uri ⇒ Object
readonly
Returns the value of attribute uri.
-
#user ⇒ Object
readonly
Returns the value of attribute user.
Instance Method Summary collapse
- #authenticate ⇒ Authentication key
- #format_message(element, action, params = {}) ⇒ Object
-
#http ⇒ Object
Prepare http object.
-
#initialize ⇒ Connection
constructor
A new instance of Connection.
- #logged_in? ⇒ Boolean
- #login(config) ⇒ Object
- #logout ⇒ Object
- #next_request_id ⇒ Object
-
#perform_request(element, action, params) ⇒ Object
Perform an authenticated request.
- #query_zabbix_rpc(message) ⇒ Object
- #request(message) ⇒ Object
- #reset ⇒ Object
Constructor Details
#initialize ⇒ Connection
Returns a new instance of Connection.
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# File 'lib/zabby/connection.rb', line 15 def initialize reset end |
Instance Attribute Details
#auth ⇒ Object (readonly)
Returns the value of attribute auth.
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# File 'lib/zabby/connection.rb', line 12 def auth @auth end |
#password ⇒ Object (readonly)
Returns the value of attribute password.
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# File 'lib/zabby/connection.rb', line 11 def password @password end |
#proxy_host ⇒ Object (readonly)
Returns the value of attribute proxy_host.
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# File 'lib/zabby/connection.rb', line 11 def proxy_host @proxy_host end |
#proxy_password ⇒ Object (readonly)
Returns the value of attribute proxy_password.
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# File 'lib/zabby/connection.rb', line 11 def proxy_password @proxy_password end |
#proxy_user ⇒ Object (readonly)
Returns the value of attribute proxy_user.
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# File 'lib/zabby/connection.rb', line 11 def proxy_user @proxy_user end |
#request_id ⇒ Object (readonly)
Returns the value of attribute request_id.
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# File 'lib/zabby/connection.rb', line 13 def request_id @request_id end |
#request_path ⇒ Object (readonly)
Returns the value of attribute request_path.
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# File 'lib/zabby/connection.rb', line 11 def request_path @request_path end |
#uri ⇒ Object (readonly)
Returns the value of attribute uri.
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# File 'lib/zabby/connection.rb', line 11 def uri @uri end |
#user ⇒ Object (readonly)
Returns the value of attribute user.
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# File 'lib/zabby/connection.rb', line 11 def user @user end |
Instance Method Details
#authenticate ⇒ Authentication key
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# File 'lib/zabby/connection.rb', line 53 def authenticate = ('user', 'login', 'user' => @user, 'password' => @password) @auth = query_zabbix_rpc() rescue Exception => e @auth = nil raise e end |
#format_message(element, action, params = {}) ⇒ Object
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# File 'lib/zabby/connection.rb', line 63 def (element, action, params = {}) { 'jsonrpc' => '2.0', 'id' => next_request_id, 'method' => "#{element}.#{action}", 'params' => params, 'auth' => @auth } end |
#http ⇒ Object
Prepare http object
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# File 'lib/zabby/connection.rb', line 89 def http if @proxy_host http = Net::HTTP::Proxy(@proxy_host.host, @proxy_host.port, @proxy_user, @proxy_password).new(@uri.host, @uri.port) else http = Net::HTTP.new(@uri.host, @uri.port) end if @uri.scheme == "https" http.use_ssl = true http.verify_mode = OpenSSL::SSL::VERIFY_NONE end http end |
#logged_in? ⇒ Boolean
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# File 'lib/zabby/connection.rb', line 44 def logged_in? !@auth.nil? end |
#login(config) ⇒ Object
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# File 'lib/zabby/connection.rb', line 25 def login(config) return @auth if @auth @uri = URI.parse(config.server) @user = config.user @password = config.password if config.proxy_host @proxy_host = URI.parse(config.proxy_host) @proxy_user = config.proxy_user @proxy_password = config.proxy_password end @request_path = @uri.path[-4,4] == '.php' ? @uri.path : @uri.path + JSONRPC_SCRIPT authenticate end |
#logout ⇒ Object
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# File 'lib/zabby/connection.rb', line 40 def logout reset end |
#next_request_id ⇒ Object
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# File 'lib/zabby/connection.rb', line 48 def next_request_id @request_id += 1 end |
#perform_request(element, action, params) ⇒ Object
Perform an authenticated request
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# File 'lib/zabby/connection.rb', line 74 def perform_request(element, action, params) raise AuthenticationError.new("Not logged in") if !logged_in? = (element, action, params) query_zabbix_rpc() end |
#query_zabbix_rpc(message) ⇒ Object
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# File 'lib/zabby/connection.rb', line 102 def query_zabbix_rpc() # Send the request! response = http.request(request()) if response.code != "200" then raise ResponseCodeError.new("Response code from [#{@uri}] is #{response.code}): #{response.body}") end zabbix_response = JSON.parse(response.body) #if not ( responce_body_hash['id'] == id ) then # raise Zabbix::InvalidAnswerId.new("Wrong ID in zabbix answer") #end # Check errors in zabbix answer. If error exist - raise exception Zabbix::Error if (error = zabbix_response['error']) then = error['message'] error_data = error['data'] error_code = error['code'] = "Code: [" + error_code.to_s + "]. Message: [" + + "]. Data: [" + error_data + "]." if error_data == "Login name or password is incorrect" raise AuthenticationError.new() else raise StandardError.new() end end zabbix_response['result'] end |
#request(message) ⇒ Object
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# File 'lib/zabby/connection.rb', line 81 def request() req = Net::HTTP::Post.new(@request_path) req.add_field('Content-Type', 'application/json-rpc') req.body = JSON.generate() req end |
#reset ⇒ Object
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# File 'lib/zabby/connection.rb', line 19 def reset @uri = @user = @password = @proxy_host = @proxy_user = @proxy_password = nil @request_id = 0 @auth = nil end |