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Stabilize tape virtualization and scoped live health

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dirtydishes 2026-05-07 01:52:20 -04:00
parent 034d24f8ac
commit e69bf295c8
11 changed files with 866 additions and 273 deletions
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24
packages/types/src/live.ts
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@ -54,6 +54,24 @@ export const LiveChannelSchema = z.enum([
export type LiveChannel = z.infer<typeof LiveChannelSchema>;
export type LiveGenericChannel = z.infer<typeof LiveGenericChannelSchema>;
export const LiveHotChannelSchema = z.enum(["options", "nbbo", "equities", "flow"]);
export type LiveHotChannel = z.infer<typeof LiveHotChannelSchema>;
export const LiveChannelHealthSchema = z.object({
freshness_age_ms: z.number().int().nonnegative().nullable(),
healthy: z.boolean()
});
export type LiveChannelHealth = z.infer<typeof LiveChannelHealthSchema>;
export const LiveHotChannelHealthSchema = z.object({
options: LiveChannelHealthSchema,
nbbo: LiveChannelHealthSchema,
equities: LiveChannelHealthSchema,
flow: LiveChannelHealthSchema
});
export type LiveHotChannelHealthMap = z.infer<typeof LiveHotChannelHealthSchema>;
export const LiveSubscriptionSchema = z.discriminatedUnion("channel", [
z.object({
@ -152,7 +170,8 @@ export const LiveClientMessageSchema = z.discriminatedUnion("op", [
export type LiveClientMessage = z.infer<typeof LiveClientMessageSchema>;
export const LiveReadyMessageSchema = z.object({
op: z.literal("ready")
op: z.literal("ready"),
channel_health: LiveHotChannelHealthSchema
});
export type LiveReadyMessage = z.infer<typeof LiveReadyMessageSchema>;
@ -175,7 +194,8 @@ export type LiveEventMessage = z.infer<typeof LiveEventMessageSchema>;
export const LiveHeartbeatMessageSchema = z.object({
op: z.literal("heartbeat"),
ts: z.number().int().nonnegative()
ts: z.number().int().nonnegative(),
channel_health: LiveHotChannelHealthSchema
});
export type LiveHeartbeatMessage = z.infer<typeof LiveHeartbeatMessageSchema>;