refactor more of admin code, add unfinished fsck command

Signed-off-by: strawberry <strawberry@puppygock.gay>

src/service/admin/debug/mod.rs

@@ -0,0 +1,80 @@
+use clap::Subcommand;
+use ruma::{EventId, RoomId, ServerName};
+
+#[allow(clippy::module_inception)]
+pub(crate) mod debug;
+
+#[cfg_attr(test, derive(Debug))]
+#[derive(Subcommand)]
+pub(crate) enum DebugCommand {
+	/// - Get the auth_chain of a PDU
+	GetAuthChain {
+		/// An event ID (the $ character followed by the base64 reference hash)
+		event_id: Box<EventId>,
+	},
+
+	/// - Parse and print a PDU from a JSON
+	///
+	/// The PDU event is only checked for validity and is not added to the
+	/// database.
+	///
+	/// This command needs a JSON blob provided in a Markdown code block below
+	/// the command.
+	ParsePdu,
+
+	/// - Retrieve and print a PDU by ID from the conduwuit database
+	GetPdu {
+		/// An event ID (a $ followed by the base64 reference hash)
+		event_id: Box<EventId>,
+	},
+
+	/// - Attempts to retrieve a PDU from a remote server. Inserts it into our
+	/// database/timeline if found and we do not have this PDU already
+	/// (following normal event auth rules, handles it as an incoming PDU).
+	GetRemotePdu {
+		/// An event ID (a $ followed by the base64 reference hash)
+		event_id: Box<EventId>,
+
+		/// Argument for us to attempt to fetch the event from the
+		/// specified remote server.
+		server: Box<ServerName>,
+	},
+
+	/// - Gets all the room state events for the specified room.
+	///
+	/// This is functionally equivalent to `GET
+	/// /_matrix/client/v3/rooms/{roomid}/state`, except the admin command does
+	/// *not* check if the sender user is allowed to see state events. This is
+	/// done because it's implied that server admins here have database access
+	/// and can see/get room info themselves anyways if they were malicious
+	/// admins.
+	///
+	/// Of course the check is still done on the actual client API.
+	GetRoomState {
+		/// Room ID
+		room_id: Box<RoomId>,
+	},
+
+	/// - Sends a federation request to the remote server's
+	///   `/_matrix/federation/v1/version` endpoint and measures the latency it
+	///   took for the server to respond
+	Ping {
+		server: Box<ServerName>,
+	},
+
+	/// - Forces device lists for all local and remote users to be updated (as
+	///   having new keys available)
+	ForceDeviceListUpdates,
+
+	/// - Change tracing log level/filter on the fly
+	///
+	/// This accepts the same format as the `log` config option.
+	ChangeLogLevel {
+		/// Log level/filter
+		filter: Option<String>,
+
+		/// Resets the log level/filter to the one in your config
+		#[arg(short, long)]
+		reset: bool,
+	},
+}