675 lines
17 KiB
JSON
675 lines
17 KiB
JSON
{
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"openapi": "3.0.3",
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"info": {
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"title": "STRIX HTTP API",
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"version": "0.4.0",
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"description": "HTTP API of a STRIX true random number generator connected over USB, served by tools/strix_serve.py. The routes match the device's own WiFi HTTP API (arduino/strix/API.md); this server adds the `time` field to GCP records, keeps an hour of them, accepts larger entropy requests and answers 503 while the device is unreachable. Device errors are JSON objects with an `error` field and status 200."
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},
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"servers": [
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{
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"url": "/"
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}
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],
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"tags": [
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{
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"name": "entropy",
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"description": "Random bytes from the entropy stream"
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},
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{
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"name": "device",
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"description": "Identity, health, statistics and the bias amplifier"
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},
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{
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"name": "settings",
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"description": "Runtime settings"
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},
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{
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"name": "gcp",
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"description": "Per-second trials in Global Consciousness Project format"
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}
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],
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"paths": {
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"/entropy": {
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"get": {
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"tags": [
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"entropy"
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],
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"summary": "Entropy bytes",
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"description": "Bytes from the stream source (setting `stream_source`, default: the XOR of all healthy generators). Refused while that source is not healthy.",
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"parameters": [
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{
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"name": "bytes",
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"in": "query",
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"required": true,
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"schema": {
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"type": "integer",
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"minimum": 1,
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"maximum": 1048576
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}
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},
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{
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"name": "format",
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"in": "query",
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"schema": {
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"type": "string",
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"enum": [
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"hex",
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"bin"
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],
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"default": "hex"
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}
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}
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],
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"responses": {
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"200": {
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"description": "Uppercase hex, raw bytes, or an error",
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"content": {
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"text/plain": {
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"schema": {
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"type": "string"
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},
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"example": "3F09A2C47E11D05B"
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},
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"application/octet-stream": {
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"schema": {
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"type": "string",
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"format": "binary"
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}
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},
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"application/json": {
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"schema": {
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"$ref": "#/components/schemas/Error"
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}
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}
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}
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},
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"503": {
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"$ref": "#/components/responses/Unavailable"
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}
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}
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}
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},
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"/": {
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"get": {
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"tags": [
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"entropy"
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],
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"summary": "Entropy bytes as hex (compatibility route)",
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"parameters": [
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{
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"name": "length",
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"in": "query",
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"required": true,
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"schema": {
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"type": "integer",
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"minimum": 1,
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"maximum": 1048576
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}
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}
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],
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"responses": {
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"200": {
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"description": "Uppercase hex",
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"content": {
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"text/plain": {
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"schema": {
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"type": "string"
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}
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}
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}
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},
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"404": {
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"$ref": "#/components/responses/NotFound"
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},
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"503": {
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"$ref": "#/components/responses/Unavailable"
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}
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}
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}
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},
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"/id": {
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"get": {
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"tags": [
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"device"
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],
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"summary": "Device identity",
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"responses": {
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"200": {
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"description": "Identity",
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"content": {
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"application/json": {
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"schema": {
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"$ref": "#/components/schemas/Id"
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}
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}
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}
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},
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"503": {
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"$ref": "#/components/responses/Unavailable"
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}
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}
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}
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},
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"/health": {
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"get": {
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"tags": [
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"device"
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],
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"summary": "Generator health and stream state",
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"responses": {
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"200": {
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"description": "Health",
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"content": {
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"application/json": {
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"schema": {
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"$ref": "#/components/schemas/Health"
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}
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}
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}
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},
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"503": {
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"$ref": "#/components/responses/Unavailable"
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}
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}
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}
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},
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"/stats": {
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"get": {
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"tags": [
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"device"
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],
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"summary": "Live statistics of the latest trial",
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"description": "Per channel (`g0`-`g3`, `combined`): bits, ones, bias z and lag-1 autocorrelation z for the trial, the rolling window and the cumulative total (with random walk position).",
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"responses": {
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"200": {
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"description": "Statistics",
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"content": {
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"application/json": {
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"schema": {
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"type": "object"
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}
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}
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}
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},
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"503": {
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"$ref": "#/components/responses/Unavailable"
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}
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}
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}
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},
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"/amp": {
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"get": {
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"tags": [
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"device"
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],
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"summary": "Latest bias amplifier trial",
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"description": "Per path (`bias`, `autocorr`): amplified bits, ones, z, sub-trial votes (`1`, `0`, `.` for no vote) and the trial result (null on a tie).",
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"responses": {
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"200": {
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"description": "Amplifier trial",
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"content": {
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"application/json": {
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"schema": {
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"type": "object"
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}
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}
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}
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},
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"503": {
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"$ref": "#/components/responses/Unavailable"
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}
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}
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}
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},
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"/wifi": {
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"get": {
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"tags": [
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"device"
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],
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"summary": "WiFi module status",
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"responses": {
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"200": {
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"description": "WiFi status",
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"content": {
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"application/json": {
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"schema": {
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"type": "object"
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}
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}
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}
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},
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"503": {
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"$ref": "#/components/responses/Unavailable"
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}
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}
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}
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},
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"/config": {
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"get": {
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"tags": [
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"settings"
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],
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"summary": "All settings",
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"responses": {
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"200": {
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"description": "Settings",
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"content": {
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"application/json": {
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"schema": {
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"$ref": "#/components/schemas/Config"
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}
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}
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}
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},
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"503": {
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"$ref": "#/components/responses/Unavailable"
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}
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}
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}
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},
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"/set": {
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"get": {
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"tags": [
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"settings"
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],
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"summary": "Change a setting",
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"description": "Value ranges are listed in arduino/strix/API.md. Changing `trial_ms` or `stats_vn` restarts the statistics, `amp_*` the amplifier; `stream_*` flushes the stream. When the server runs with --set-token-file, requests need that token as a bearer token.",
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"parameters": [
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{
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"name": "key",
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"in": "query",
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"required": true,
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"schema": {
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"type": "string",
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"enum": [
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"temporal",
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"generators",
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"radio_generators",
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"trial_ms",
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"stats_vn",
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"rolling",
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"stream_source",
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"stream_vn",
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"amp_sources",
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"amp_method",
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"amp_stages",
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"amp_sub_ms",
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"amp_subtrials",
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"amp_vn"
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]
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}
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},
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{
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"name": "value",
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"in": "query",
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"required": true,
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"schema": {
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"type": "string"
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},
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"example": "5"
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}
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],
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"responses": {
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"200": {
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"description": "Confirmation or error",
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"content": {
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"application/json": {
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"schema": {
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"oneOf": [
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{
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"$ref": "#/components/schemas/Ok"
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},
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{
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"$ref": "#/components/schemas/Error"
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}
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]
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}
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}
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}
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},
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"401": {
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"description": "Missing or wrong token",
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"content": {
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"application/json": {
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"schema": {
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"$ref": "#/components/schemas/Error"
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}
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}
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}
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},
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"503": {
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"$ref": "#/components/responses/Unavailable"
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}
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},
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"security": [
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{
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"setToken": []
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}
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]
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}
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},
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"/gcp": {
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"get": {
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"tags": [
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"gcp"
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],
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"summary": "Per-second GCP-format trials",
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"description": "Without `since`: the latest second. With `since`: every kept second after it, oldest first (the last hour is kept). Polling with `since` set to the last second received loses no seconds. Second numbers restart when the device restarts.",
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"parameters": [
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{
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"name": "since",
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"in": "query",
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"schema": {
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"type": "integer",
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"minimum": 0
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}
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}
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],
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"responses": {
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"200": {
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"description": "One record, a list of records, or an error before the first second",
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"content": {
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"application/json": {
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"schema": {
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"oneOf": [
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{
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"$ref": "#/components/schemas/GcpRecord"
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},
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{
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"type": "object",
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"required": [
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"records"
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],
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"properties": {
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"records": {
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"type": "array",
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"items": {
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"$ref": "#/components/schemas/GcpRecord"
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}
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}
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}
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},
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{
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"$ref": "#/components/schemas/Error"
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}
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]
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}
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}
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}
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}
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}
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}
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},
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"/openapi.json": {
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"get": {
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"summary": "This specification",
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"responses": {
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"200": {
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"description": "OpenAPI document",
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"content": {
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"application/json": {
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"schema": {
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"type": "object"
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}
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}
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}
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}
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}
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}
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}
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},
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"components": {
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"responses": {
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"Unavailable": {
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"description": "The device is not connected",
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"content": {
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"application/json": {
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"schema": {
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"$ref": "#/components/schemas/Error"
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}
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}
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}
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},
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"NotFound": {
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"description": "Unknown path",
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"content": {
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"application/json": {
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"schema": {
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"$ref": "#/components/schemas/Error"
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}
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}
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}
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}
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},
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"schemas": {
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"Error": {
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"type": "object",
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"required": [
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"error"
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],
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"properties": {
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"error": {
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"type": "string"
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}
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}
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},
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"Ok": {
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"type": "object",
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"required": [
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"ok"
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],
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"properties": {
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"ok": {
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"type": "boolean"
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}
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}
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},
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"Id": {
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"type": "object",
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"properties": {
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"device": {
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"type": "string",
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"example": "STRIX"
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},
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"firmware": {
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"type": "string",
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"example": "0.4.0"
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},
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"fpga_ready": {
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"type": "boolean"
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},
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"fpga_version": {
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"type": "integer",
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"example": 10
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},
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"generators": {
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"type": "integer",
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"example": 4
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},
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"rings_per_generator": {
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"type": "integer",
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"example": 90
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},
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"reset_cause": {
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"type": "integer",
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"description": "SAMD21 PM->RCAUSE: 1 power-on, 4 brown-out, 16 reset pin, 64 software"
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},
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"external_power": {
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"type": "boolean",
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"description": "Charger or USB power present at boot"
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}
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}
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},
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"Health": {
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"type": "object",
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"properties": {
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"healthy": {
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"type": "integer",
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"description": "Bit mask of healthy generators"
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},
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"generators": {
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"type": "array",
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"items": {
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"type": "object",
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"properties": {
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"healthy": {
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"type": "boolean"
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},
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"active": {
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"type": "boolean"
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},
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"swept": {
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"type": "boolean",
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"description": "A dead-ring sweep has completed"
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},
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"rct_failed": {
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"type": "boolean"
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},
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"apt_failed": {
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"type": "boolean"
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},
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"rct_events": {
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"type": "integer"
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},
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"apt_events": {
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"type": "integer"
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},
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"dead_rings": {
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"type": "integer"
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}
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}
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}
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},
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"stream": {
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"type": "object",
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"properties": {
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"level": {
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"type": "integer"
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},
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"dropped": {
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"type": "integer"
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}
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}
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}
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}
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},
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"Config": {
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"type": "object",
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"properties": {
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"temporal": {
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"type": "integer"
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},
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"generators": {
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"type": "integer"
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},
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"trial_ms": {
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"type": "integer"
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},
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"stats_vn": {
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"type": "integer"
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},
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"rolling": {
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"type": "integer"
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},
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"stream_source": {
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"type": "integer"
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},
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"stream_vn": {
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"type": "integer"
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},
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"amp_sources": {
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"type": "integer"
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},
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"amp_method": {
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"type": "string",
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"enum": [
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"walk",
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"vote"
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]
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},
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"amp_stages": {
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"type": "string",
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"example": "8,8,4"
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},
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"amp_sub_ms": {
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"type": "integer"
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},
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"amp_subtrials": {
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"type": "integer"
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},
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"amp_vn": {
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"type": "integer"
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},
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"radio_generators": {
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"type": "integer"
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}
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}
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},
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"TrialSet": {
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"type": "object",
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"description": "Per-generator sums of XOR-masked bits; null for generators not healthy for the whole second",
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"properties": {
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"bits": {
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"type": "integer",
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"description": "Bits per generator"
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},
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"sums": {
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"type": "array",
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"items": {
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"type": "integer",
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"nullable": true
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}
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},
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"z": {
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"type": "array",
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"items": {
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"type": "number",
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"nullable": true
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},
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"description": "(2 sum - bits) / sqrt(bits)"
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},
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"stouffer": {
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"type": "number",
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"nullable": true,
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"description": "Sum of z over sqrt(healthy generators)"
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},
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"netvar": {
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"type": "number",
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"nullable": true,
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"description": "stouffer squared, chi-square with one degree of freedom"
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}
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}
|
|
},
|
|
"GcpRecord": {
|
|
"type": "object",
|
|
"properties": {
|
|
"time": {
|
|
"type": "integer",
|
|
"description": "Unix time at the start of the second, from the host clock"
|
|
},
|
|
"second": {
|
|
"type": "integer",
|
|
"description": "Seconds since the FPGA started"
|
|
},
|
|
"healthy": {
|
|
"type": "integer",
|
|
"description": "Bit mask of generators healthy for the whole second"
|
|
},
|
|
"sample": {
|
|
"$ref": "#/components/schemas/TrialSet"
|
|
},
|
|
"full": {
|
|
"$ref": "#/components/schemas/TrialSet"
|
|
}
|
|
}
|
|
}
|
|
},
|
|
"securitySchemes": {
|
|
"setToken": {
|
|
"type": "http",
|
|
"scheme": "bearer",
|
|
"description": "Token from the server's --set-token-file"
|
|
}
|
|
}
|
|
}
|
|
}
|