Class BoxGrinder::ApplianceParser
In: lib/boxgrinder-core/appliance-parser.rb
lib/boxgrinder-core/appliance-parser.rb
Parent: Object

Methods

Public Class methods

[Source]

    # File lib/boxgrinder-core/appliance-parser.rb, line 27
27:     def initialize(options = {})
28:       @log = options[:log] || LogHelper.new
29:       @schemas = {}
30:     end

[Source]

    # File lib/boxgrinder-core/appliance-parser.rb, line 27
27:     def initialize(options = {})
28:       @log = options[:log] || LogHelper.new
29:       @schemas = {}
30:     end

Public Instance methods

[Source]

    # File lib/boxgrinder-core/appliance-parser.rb, line 32
32:     def load_schemas
33:       Dir.glob("#{File.dirname(__FILE__)}/schemas/{*.yaml,*.yml}").each do |f|
34:         # DON'T use Kwalify::Yaml here!
35:         # This will not treat '#' sign in schema files correctly
36:         schema = YAML.load_file(f)
37:         @schemas[schema['version']] = schema
38:       end
39:     end

[Source]

    # File lib/boxgrinder-core/appliance-parser.rb, line 32
32:     def load_schemas
33:       Dir.glob("#{File.dirname(__FILE__)}/schemas/{*.yaml,*.yml}").each do |f|
34:         # DON'T use Kwalify::Yaml here!
35:         # This will not treat '#' sign in schema files correctly
36:         schema = YAML.load_file(f)
37:         @schemas[schema['version']] = schema
38:       end
39:     end

[Source]

    # File lib/boxgrinder-core/appliance-parser.rb, line 73
73:     def parse(schema_document, appliance_definition)
74:       validator = ApplianceValidator.new(schema_document)
75:       parser = Kwalify::Yaml::Parser.new(validator)
76:       parser.data_binding = true
77: 
78:       begin
79:         parsed = parser.parse(appliance_definition)
80:       rescue Kwalify::KwalifyError => e
81:         raise ApplianceValidationError, "The appliance definition couldn't be parsed. [line #{e.linenum}, col #{e.column}] [#{e.path}] Make sure you use correct indentation (don't use tabs). If indentation is correct and you try to specify partition mount point, please quote it: \"/foo\" instead of /foo." if e.message =~ /document end expected \(maybe invalid tab char found\)/
82:         raise ApplianceValidationError, "The appliance definition couldn't be parsed. #{e}"
83:       end
84: 
85:       [parsed, parser.errors]
86:     end

[Source]

    # File lib/boxgrinder-core/appliance-parser.rb, line 73
73:     def parse(schema_document, appliance_definition)
74:       validator = ApplianceValidator.new(schema_document)
75:       parser = Kwalify::Yaml::Parser.new(validator)
76:       parser.data_binding = true
77: 
78:       begin
79:         parsed = parser.parse(appliance_definition)
80:       rescue Kwalify::KwalifyError => e
81:         raise ApplianceValidationError, "The appliance definition couldn't be parsed. [line #{e.linenum}, col #{e.column}] [#{e.path}] Make sure you use correct indentation (don't use tabs). If indentation is correct and you try to specify partition mount point, please quote it: \"/foo\" instead of /foo." if e.message =~ /document end expected \(maybe invalid tab char found\)/
82:         raise ApplianceValidationError, "The appliance definition couldn't be parsed. #{e}"
83:       end
84: 
85:       [parsed, parser.errors]
86:     end

[Source]

    # File lib/boxgrinder-core/appliance-parser.rb, line 41
41:     def parse_definition(appliance_definition, file = true)
42:       if file
43:         @log.info "Validating appliance definition from #{appliance_definition} file..."
44:         appliance_definition = File.read(appliance_definition)
45:       else
46:         @log.info "Validating appliance definition from string..."
47:       end
48: 
49:       failures = {}
50:       schema_versions = @schemas.keys.sort.reverse
51: 
52:       schema_versions.each do |schema_version|
53:         @log.debug "Parsing definition using schema version #{schema_version}."
54:         @schemas[schema_version].delete('version')
55:         appliance_config, errors = parse(@schemas[schema_version], appliance_definition)
56: 
57:         if errors.empty?
58:           @log.info "Appliance definition is valid."
59:           return ApplianceTransformationHelper.new(schema_versions.first, :log => @log).transform(appliance_config, schema_version)
60:         end
61: 
62:         failures[schema_version] = errors
63:       end
64: 
65:       # If all schemas fail then we assume they are using the latest schema..
66:       failures[schema_versions.first].each do |error|
67:         @log.error "Error: [line #{error.linenum}, col #{error.column}] [#{error.path}] #{error.message}"
68:       end
69: 
70:       raise ApplianceValidationError, "The appliance definition was invalid according to schema #{schema_versions.first}. See log for details."
71:     end

[Source]

    # File lib/boxgrinder-core/appliance-parser.rb, line 41
41:     def parse_definition(appliance_definition, file = true)
42:       if file
43:         @log.info "Validating appliance definition from #{appliance_definition} file..."
44:         appliance_definition = File.read(appliance_definition)
45:       else
46:         @log.info "Validating appliance definition from string..."
47:       end
48: 
49:       failures = {}
50:       schema_versions = @schemas.keys.sort.reverse
51: 
52:       schema_versions.each do |schema_version|
53:         @log.debug "Parsing definition using schema version #{schema_version}."
54:         @schemas[schema_version].delete('version')
55:         appliance_config, errors = parse(@schemas[schema_version], appliance_definition)
56: 
57:         if errors.empty?
58:           @log.info "Appliance definition is valid."
59:           return ApplianceTransformationHelper.new(schema_versions.first, :log => @log).transform(appliance_config, schema_version)
60:         end
61: 
62:         failures[schema_version] = errors
63:       end
64: 
65:       # If all schemas fail then we assume they are using the latest schema..
66:       failures[schema_versions.first].each do |error|
67:         @log.error "Error: [line #{error.linenum}, col #{error.column}] [#{error.path}] #{error.message}"
68:       end
69: 
70:       raise ApplianceValidationError, "The appliance definition was invalid according to schema #{schema_versions.first}. See log for details."
71:     end

[Validate]