88 lines
2.5 KiB
Go
88 lines
2.5 KiB
Go
package http
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import (
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"encoding/base64"
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"encoding/json"
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"github.com/diamondburned/arikawa/v3/discord"
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"github.com/diamondburned/arikawa/v3/gateway"
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"github.com/google/uuid"
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)
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const (
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OS = "Windows"
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OSVersion = "10"
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Browser = "Chrome"
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BrowserVersion = "143.0.0.0"
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BrowserUserAgent = "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) " + Browser + "/" + BrowserVersion + " Safari/537.36"
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ClientBuildNumber = 482285
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Locale = discord.EnglishUS
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)
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func IdentifyProperties() gateway.IdentifyProperties {
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return gateway.IdentifyProperties{
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gateway.IdentifyDevice: "",
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gateway.IdentifyOS: OS,
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"os_version": OSVersion,
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gateway.IdentifyBrowser: Browser,
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"browser_version": BrowserVersion,
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"browser_user_agent": BrowserUserAgent,
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"client_build_number": ClientBuildNumber,
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"client_event_source": nil,
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"client_app_state": "focused",
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"client_launch_id": uuid.NewString(),
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"client_heartbeat_session_id": uuid.NewString(),
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"launch_signature": generateLaunchSignature(),
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"system_locale": Locale,
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"release_channel": "stable",
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"has_client_mods": false,
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"referrer": "",
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"referrer_current": "",
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"referring_domain": "",
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"referring_domain_current": "",
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// These properties are only sent when identifying with the gateway and are not included in the X-Super-Properties header.
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"is_fast_connect": false,
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"gateway_connect_reasons": "AppSkeleton",
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}
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}
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func getSuperProps() (string, error) {
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props := IdentifyProperties()
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delete(props, "is_fast_connect")
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delete(props, "gateway_connect_reasons")
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raw, err := json.Marshal(props)
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if err != nil {
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return "", err
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}
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return base64.StdEncoding.EncodeToString(raw), nil
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}
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func generateLaunchSignature() string {
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// Discord uses specific UUID bits to detect client modifications.
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// This mask clears detection bits to avoid identification.
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// Reference: https://docs.discord.food/reference#launch-signature
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//
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// Required version and variant bits for UUIDv4 validity are set by google/uuid.
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// Reference: https://github.com/google/uuid/blob/master/version4.go#L54
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mask := [16]byte{
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0b11111111, 0b01111111, 0b11101111, 0b11101111,
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0b11110111, 0b11101111, 0b11110111, 0b11111111,
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0b11011111, 0b01111110, 0b11111111, 0b10111111,
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0b11111110, 0b11111111, 0b11110111, 0b11111111,
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}
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id := uuid.New()
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for i := range mask {
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id[i] &= mask[i]
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}
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return id.String()
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}
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