Module: HTTPX::AltSvc
- Defined in:
- lib/httpx/altsvc.rb
Class Method Summary collapse
- .cached_altsvc(origin) ⇒ Object
- .cached_altsvc_set(origin, entry) ⇒ Object
- .emit(request, response) ⇒ Object
- .lookup(origin, ttl) ⇒ Object
- .parse(altsvc) ⇒ Object
Instance Method Summary collapse
Class Method Details
.cached_altsvc(origin) ⇒ Object
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# File 'lib/httpx/altsvc.rb', line 10 def cached_altsvc(origin) now = Process.clock_gettime(Process::CLOCK_MONOTONIC) @altsvc_mutex.synchronize do lookup(origin, now) end end |
.cached_altsvc_set(origin, entry) ⇒ Object
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# File 'lib/httpx/altsvc.rb', line 17 def cached_altsvc_set(origin, entry) now = Process.clock_gettime(Process::CLOCK_MONOTONIC) @altsvc_mutex.synchronize do return if @altsvcs[origin].any? { |altsvc| altsvc["origin"] == entry["origin"] } entry["TTL"] = Integer(entry["ma"]) + now if entry.key?("ma") @altsvcs[origin] << entry entry end end |
.emit(request, response) ⇒ Object
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# File 'lib/httpx/altsvc.rb', line 37 def emit(request, response) # Alt-Svc return unless response.headers.key?("alt-svc") origin = request.origin host = request.uri.host parse(response.headers["alt-svc"]) do |alt_origin, alt_params| alt_origin.host ||= host yield(alt_origin, origin, alt_params) end end |
.lookup(origin, ttl) ⇒ Object
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# File 'lib/httpx/altsvc.rb', line 28 def lookup(origin, ttl) return [] unless @altsvcs.key?(origin) @altsvcs[origin] = @altsvcs[origin].select do |entry| !entry.key?("TTL") || entry["TTL"] > ttl end @altsvcs[origin].reject { |entry| entry["noop"] } end |
.parse(altsvc) ⇒ Object
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# File 'lib/httpx/altsvc.rb', line 49 def parse(altsvc) return enum_for(__method__, altsvc) unless block_given? alt_origins, *alt_params = altsvc.split(/ *; */) alt_params = Hash[alt_params.map { |field| field.split("=") }] alt_origins.split(/ *, */).each do |alt_origin| yield(parse_altsvc_origin(alt_origin), alt_params) end end |
Instance Method Details
#parse_altsvc_origin(alt_origin) ⇒ Object
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# File 'lib/httpx/altsvc.rb', line 60 def parse_altsvc_origin(alt_origin) alt_proto, alt_origin = alt_origin.split("=") alt_origin = alt_origin[1..-2] if alt_origin.start_with?("\"") && alt_origin.end_with?("\"") if alt_origin.start_with?(":") alt_origin = "dummy#{alt_origin}" uri = URI.parse(alt_origin) uri.host = nil uri else URI.parse("#{alt_proto}://#{alt_origin}") end end |