mirror of https://github.com/Evolix/chexpire.git
59 lines
1.5 KiB
Ruby
59 lines
1.5 KiB
Ruby
# Copyright (C) 2018 Colin Darie <colin@darie.eu>, 2018 Evolix <info@evolix.fr>
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# License: GNU AGPL-3+ (see full text in LICENSE file)
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module SSL
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class Parser
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DATE_REGEX = /will expire on (.+)\./
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# Several date formats possible:
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# OK - Certificate 'domain.net' will expire on Sat 10 Jun 2028 09:14:18 AM GMT +0000.
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# OK - Certificate 'domain.net' will expire on 2018-08-06 02:57 +0200/CEST.
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attr_reader :logger
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attr_reader :domain
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def initialize(domain, logger: NullLogger.new)
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@logger = logger
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@domain = domain
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end
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def parse(raw)
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# fail DomainNotMatchError unless match_domain?(raw) # currently disabled
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match = raw.match(DATE_REGEX)
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fail InvalidResponseError unless match.present?
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response = build_response(match)
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logger.log :parsed_response, response
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response
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rescue ParserError => ex
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logger.log :parser_error, ex
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raise
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end
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def match_domain?(raw, tested_domain = domain)
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return true if raw.match(/\b#{tested_domain}\b/).present?
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parts = tested_domain.split(".")
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return false if parts.count <= 2
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parts.shift
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match_domain?(raw, parts.join("."))
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end
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def build_response(match)
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Response.new(domain).tap do |response|
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response.expire_at = parse_datetime(match[1])
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end
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end
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def parse_datetime(date_str)
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Time.parse(date_str).utc
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rescue StandardError => ex
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raise InvalidDateError, ex.message
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end
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end
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end
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