diff --git a/mirai-api-http/src/main/kotlin/net.mamoe.mirai.api.http/Session.kt b/mirai-api-http/src/main/kotlin/net.mamoe.mirai.api.http/Session.kt
new file mode 100644
index 000000000..0a1eddf09
--- /dev/null
+++ b/mirai-api-http/src/main/kotlin/net.mamoe.mirai.api.http/Session.kt
@@ -0,0 +1,81 @@
+package net.mamoe.mirai.api.http
+
+import kotlinx.coroutines.CompletableJob
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.SupervisorJob
+import java.lang.StringBuilder
+import kotlin.coroutines.CoroutineContext
+import kotlin.coroutines.EmptyCoroutineContext
+
+tailrec fun generateSessionKey():String{
+    fun generateRandomSessionKey(): String {
+        val all = "QWERTYUIOPASDFGHJKLZXCVBNM1234567890qwertyuiopasdfghjklzxcvbnm"
+        return buildString(capacity = 8) {
+            repeat(8) {
+                append(all.random())
+            }
+        }
+    }
+
+    val key = generateRandomSessionKey()
+    if(!SessionManager.allSession.containsKey(key)){
+        return key
+    }
+
+    return generateSessionKey()
+}
+
+object SessionManager {
+
+    val allSession:MutableMap<String,Session> = mutableMapOf()
+
+    fun createTempSession():TempSession = TempSession(EmptyCoroutineContext).also { allSession[it.key] = it }
+
+    fun closeSession(sessionKey: String) = allSession.remove(sessionKey)?.also {it.close() }
+
+    fun closeSession(session: Session) = closeSession(session.key)
+}
+
+
+
+
+/**
+ * @author NaturalHG
+ * 这个用于管理不同Client与Mirai HTTP的会话
+ */
+abstract class Session internal constructor(
+
+): CoroutineScope {
+    private val sessionJob = SupervisorJob()
+    val key:String = generateSessionKey()
+
+
+    internal fun close(){
+        sessionJob.cancel()
+    }
+
+}
+
+
+
+/**
+ * 任何新链接建立后分配一个[TempSession]
+ *
+ * TempSession在建立180s内没有转变为[AuthedSession]应被清除
+ */
+class TempSession internal constructor(override val coroutineContext: CoroutineContext) : Session() {
+
+}
+
+/**
+ * 任何[TempSession]认证后转化为一个[AuthedSession]
+ * 在这一步[AuthedSession]应该已经有assigned的bot
+ */
+class AuthedSession internal constructor(botNumber:Int, override val coroutineContext: CoroutineContext):Session(){
+
+
+}
+
+
+
+