mirror of
https://github.com/ksyasuda/SubMiner.git
synced 2026-07-27 16:49:51 -07:00
feat(launcher): add subminer sync for cross-machine stats/history merge over SSH (#152)
This commit is contained in:
@@ -36,6 +36,14 @@ function createContext(): LauncherCommandContext {
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texthookerOpenBrowser: false,
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useRofi: false,
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history: false,
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sync: false,
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syncHost: '',
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syncSnapshotPath: '',
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syncMergePath: '',
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syncDirection: 'both',
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syncRemoteCmd: '',
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syncDbPath: '',
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syncForce: false,
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logLevel: 'info',
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logRotation: 7,
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passwordStore: '',
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@@ -0,0 +1,257 @@
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import test from 'node:test';
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import assert from 'node:assert/strict';
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import fs from 'node:fs';
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import os from 'node:os';
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import path from 'node:path';
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import type { Args } from '../types.js';
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import { createEmptyMergeSummary } from '../sync/sync-shared.js';
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import type { LauncherCommandContext } from './context.js';
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import { ensureTrackerQuiescent, runSyncCommand, type SyncCommandDeps } from './sync-command.js';
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function makeContext(overrides: Partial<Args>): LauncherCommandContext {
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return {
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args: {
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sync: true,
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syncHost: '',
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syncSnapshotPath: '',
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syncMergePath: '',
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syncDirection: 'both',
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syncRemoteCmd: '',
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syncDbPath: '',
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syncForce: false,
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logLevel: 'warn',
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...overrides,
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} as Args,
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scriptPath: '/tmp/subminer',
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scriptName: 'subminer',
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mpvSocketPath: '',
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pluginRuntimeConfig: {},
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appPath: null,
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launcherJellyfinConfig: {},
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processAdapter: process,
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} as unknown as LauncherCommandContext;
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}
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function ok(stdout = ''): { status: number; stdout: string; stderr: string } {
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return { status: 0, stdout, stderr: '' };
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}
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test('ensureTrackerQuiescent ignores stale sockets but rejects live sockets', async () => {
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const context = makeContext({ syncDbPath: '/tmp/local.sqlite' });
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context.mpvSocketPath = '/tmp/subminer-socket';
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let socketConnectable = false;
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const deps: Partial<SyncCommandDeps> = {
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realpathSync: (() => '/tracker.sqlite') as unknown as typeof fs.realpathSync,
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findLiveStatsDaemonPid: () => null,
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canConnectUnixSocket: async () => socketConnectable,
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fail: (message: string): never => {
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throw new Error(message);
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},
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};
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await ensureTrackerQuiescent(context, '/tmp/local.sqlite', deps);
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socketConnectable = true;
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await assert.rejects(
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async () => ensureTrackerQuiescent(context, '/tmp/local.sqlite', deps),
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/mpv\/SubMiner session appears to be running/,
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);
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});
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test('runSyncCommand dispatches snapshot, merge, host, and missing-target modes', async () => {
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const calls: string[] = [];
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const deps: Partial<SyncCommandDeps> = {
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createDbSnapshot: (dbPath: string, outPath: string) => {
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calls.push(`snapshot:${dbPath}->${outPath}`);
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},
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mergeSnapshotIntoDb: (dbPath: string, snapshotPath: string) => {
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calls.push(`merge:${dbPath}<-${snapshotPath}`);
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return createEmptyMergeSummary();
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},
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formatMergeSummary: () => 'summary',
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ensureTrackerQuiescent: async () => {
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calls.push('quiescent');
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},
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assertSafeSshHost: (host: string) => {
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calls.push(`host:${host}`);
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},
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resolveRemoteSubminerCommand: () => 'subminer',
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runSsh: (_host: string, command: string) => {
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calls.push(`ssh:${command}`);
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return command.startsWith('mktemp ') ? ok('/tmp/subminer-sync.remote\n') : ok();
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},
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runScp: (from: string, to: string) => {
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calls.push(`scp:${from}->${to}`);
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},
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fail: (message: string): never => {
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throw new Error(message);
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},
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};
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assert.equal(
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await runSyncCommand(
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makeContext({ syncDbPath: '/tmp/local.sqlite', syncSnapshotPath: '/tmp/out.sqlite' }),
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deps,
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),
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true,
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);
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assert.ok(calls.includes('snapshot:/tmp/local.sqlite->/tmp/out.sqlite'));
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await runSyncCommand(
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makeContext({ syncDbPath: '/tmp/local.sqlite', syncMergePath: '/tmp/in.sqlite' }),
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deps,
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);
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assert.ok(calls.includes('quiescent'));
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assert.ok(calls.includes('merge:/tmp/local.sqlite<-/tmp/in.sqlite'));
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await runSyncCommand(
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makeContext({ syncDbPath: '/tmp/local.sqlite', syncHost: 'media-box' }),
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deps,
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);
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assert.ok(calls.includes('host:media-box'));
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await assert.rejects(
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() => runSyncCommand(makeContext({ syncDbPath: '/tmp/local.sqlite' }), deps),
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/sync requires a host, --snapshot <file>, or --merge <file>/,
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);
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});
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test('runHostSync keeps tracker quiescent through local and remote merge and cleans up after failure', async () => {
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const calls: string[] = [];
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let localTmpDir = '';
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const deps: Partial<SyncCommandDeps> = {
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createDbSnapshot: (_dbPath: string, outPath: string) => {
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calls.push(`snapshot:${outPath}`);
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fs.writeFileSync(outPath, 'snapshot');
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},
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mergeSnapshotIntoDb: () => {
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calls.push('local-merge');
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return createEmptyMergeSummary();
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},
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formatMergeSummary: () => 'summary',
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ensureTrackerQuiescent: async () => {
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calls.push('quiescent');
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},
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assertSafeSshHost: () => {},
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resolveRemoteSubminerCommand: () => 'subminer',
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mkdtempSync: ((prefix: string) => {
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localTmpDir = fs.mkdtempSync(path.join(os.tmpdir(), path.basename(prefix)));
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return localTmpDir;
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}) as typeof fs.mkdtempSync,
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runSsh: (_host: string, command: string) => {
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calls.push(`ssh:${command}`);
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if (command.startsWith('mktemp ')) return ok('/tmp/subminer-sync.remote\n');
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if (command.includes(' sync --snapshot ')) return ok();
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if (command.includes(' sync --merge ')) {
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return { status: 9, stdout: 'remote output', stderr: 'remote merge exploded' };
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}
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return ok();
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},
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runScp: (from: string, to: string) => {
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calls.push(`scp:${from}->${to}`);
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if (!to.includes(':')) fs.writeFileSync(to, 'pulled');
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},
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};
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await assert.rejects(
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() =>
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runSyncCommand(makeContext({ syncDbPath: '/tmp/local.sqlite', syncHost: 'media-box' }), deps),
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/Remote merge failed on media-box[\s\S]*remote merge exploded/,
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);
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assert.equal(calls.filter((call) => call === 'quiescent').length, 3);
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assert.ok(calls.indexOf('quiescent') < calls.findIndex((call) => call.startsWith('snapshot:')));
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assert.ok(calls.includes('local-merge'));
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assert.ok(calls.some((call) => call.startsWith('ssh:rm -rf ')));
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assert.equal(fs.existsSync(localTmpDir), false);
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});
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test('runHostSync includes remote snapshot stderr in failures', async () => {
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const deps: Partial<SyncCommandDeps> = {
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createDbSnapshot: (_dbPath: string, outPath: string) => {
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fs.writeFileSync(outPath, 'snapshot');
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},
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ensureTrackerQuiescent: async () => {},
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assertSafeSshHost: () => {},
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resolveRemoteSubminerCommand: () => 'subminer',
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runSsh: (_host: string, command: string) => {
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if (command.startsWith('mktemp ')) return ok('/tmp/subminer-sync.remote\n');
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if (command.includes(' sync --snapshot ')) {
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return { status: 5, stdout: '', stderr: 'snapshot permission denied' };
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}
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return ok();
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},
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runScp: () => {},
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};
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await assert.rejects(
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() =>
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runSyncCommand(makeContext({ syncDbPath: '/tmp/local.sqlite', syncHost: 'media-box' }), deps),
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/Remote snapshot failed on media-box[\s\S]*snapshot permission denied/,
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);
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});
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function makeDirectionDeps(calls: string[]): Partial<SyncCommandDeps> {
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return {
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createDbSnapshot: (_dbPath: string, outPath: string) => {
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calls.push(`snapshot:${outPath}`);
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fs.writeFileSync(outPath, 'snapshot');
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},
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mergeSnapshotIntoDb: () => {
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calls.push('local-merge');
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return createEmptyMergeSummary();
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},
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formatMergeSummary: () => 'summary',
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ensureTrackerQuiescent: async () => {
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calls.push('quiescent');
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},
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assertSafeSshHost: () => {},
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resolveRemoteSubminerCommand: () => 'subminer',
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runSsh: (_host: string, command: string) => {
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calls.push(`ssh:${command}`);
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if (command.startsWith('mktemp ')) return ok('/tmp/subminer-sync.remote\n');
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return ok();
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},
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runScp: (from: string, to: string) => {
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calls.push(`scp:${from}->${to}`);
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if (!to.includes(':')) fs.writeFileSync(to, 'pulled');
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},
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};
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}
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test('runHostSync push only snapshots locally and merges remotely', async () => {
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const calls: string[] = [];
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await runSyncCommand(
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makeContext({
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syncDbPath: '/tmp/local.sqlite',
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syncHost: 'media-box',
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syncDirection: 'push',
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}),
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makeDirectionDeps(calls),
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);
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assert.ok(calls.some((call) => call.startsWith('snapshot:')));
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assert.ok(calls.some((call) => call.includes(' sync --merge ')));
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assert.ok(calls.some((call) => call.startsWith('scp:') && call.includes('->media-box:')));
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assert.ok(!calls.some((call) => call.includes(' sync --snapshot ')));
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assert.ok(!calls.includes('local-merge'));
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});
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test('runHostSync pull only snapshots remotely and merges locally', async () => {
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const calls: string[] = [];
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await runSyncCommand(
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makeContext({
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syncDbPath: '/tmp/local.sqlite',
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syncHost: 'media-box',
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syncDirection: 'pull',
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}),
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makeDirectionDeps(calls),
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);
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assert.ok(calls.some((call) => call.includes(' sync --snapshot ')));
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assert.ok(calls.some((call) => call.startsWith('scp:media-box:')));
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assert.ok(calls.includes('local-merge'));
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assert.ok(!calls.some((call) => call.startsWith('snapshot:')));
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assert.ok(!calls.some((call) => call.includes(' sync --merge ')));
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});
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@@ -0,0 +1,253 @@
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import fs from 'node:fs';
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import os from 'node:os';
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import path from 'node:path';
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import { fail, log } from '../log.js';
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import { resolveImmersionDbPath } from '../history-db.js';
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import {
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createDbSnapshot,
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findLiveStatsDaemonPid,
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formatMergeSummary,
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mergeSnapshotIntoDb,
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} from '../sync/sync-db.js';
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import {
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assertSafeSshHost,
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resolveRemoteSubminerCommand,
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runScp,
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runSsh,
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shellQuote,
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} from '../sync/ssh.js';
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import { resolvePathMaybe } from '../util.js';
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import { canConnectUnixSocket } from '../mpv.js';
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import type { LauncherCommandContext } from './context.js';
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import type { RemoteRunResult } from '../sync/ssh.js';
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export interface SyncCommandDeps {
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createDbSnapshot: typeof createDbSnapshot;
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mergeSnapshotIntoDb: typeof mergeSnapshotIntoDb;
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formatMergeSummary: typeof formatMergeSummary;
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findLiveStatsDaemonPid: typeof findLiveStatsDaemonPid;
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assertSafeSshHost: typeof assertSafeSshHost;
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resolveRemoteSubminerCommand: typeof resolveRemoteSubminerCommand;
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runScp: typeof runScp;
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runSsh: typeof runSsh;
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fail: typeof fail;
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log: typeof log;
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canConnectUnixSocket: typeof canConnectUnixSocket;
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realpathSync: typeof fs.realpathSync;
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mkdtempSync: typeof fs.mkdtempSync;
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rmSync: typeof fs.rmSync;
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consoleLog: typeof console.log;
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writeStdout: typeof process.stdout.write;
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ensureTrackerQuiescent: (context: LauncherCommandContext, dbPath: string) => Promise<void>;
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}
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function resolveDbPath(context: LauncherCommandContext): string {
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const override = context.args.syncDbPath.trim();
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return override ? resolvePathMaybe(override) : resolveImmersionDbPath();
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}
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function isTrackerDb(dbPath: string, deps: SyncCommandDeps): boolean {
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const trackerDbPath = resolveImmersionDbPath();
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try {
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return deps.realpathSync(dbPath) === deps.realpathSync(trackerDbPath);
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} catch {
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return dbPath === trackerDbPath;
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}
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}
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export async function ensureTrackerQuiescent(
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context: LauncherCommandContext,
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dbPath: string,
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inputDeps: Partial<SyncCommandDeps> = {},
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): Promise<void> {
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const deps = resolveSyncCommandDeps(inputDeps);
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if (context.args.syncForce) return;
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// A running SubMiner only holds the tracker's own database; --db pointed
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// elsewhere needs no guard.
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if (!isTrackerDb(dbPath, deps)) return;
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const daemonPid = deps.findLiveStatsDaemonPid(dbPath);
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if (daemonPid !== null) {
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deps.fail(
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`The SubMiner stats server is running (pid ${daemonPid}). Stop it with "subminer stats -s" (or close SubMiner) before syncing, or pass --force.`,
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);
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}
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if (context.mpvSocketPath && (await deps.canConnectUnixSocket(context.mpvSocketPath))) {
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deps.fail(
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`An mpv/SubMiner session appears to be running (socket ${context.mpvSocketPath}). Close it before syncing, or pass --force.`,
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);
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}
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}
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const defaultSyncCommandDeps: SyncCommandDeps = {
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createDbSnapshot,
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mergeSnapshotIntoDb,
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formatMergeSummary,
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findLiveStatsDaemonPid,
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assertSafeSshHost,
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resolveRemoteSubminerCommand,
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runScp,
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runSsh,
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fail,
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log,
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canConnectUnixSocket,
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realpathSync: fs.realpathSync,
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mkdtempSync: fs.mkdtempSync,
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rmSync: fs.rmSync,
|
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consoleLog: console.log,
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writeStdout: process.stdout.write.bind(process.stdout),
|
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ensureTrackerQuiescent: async (context, dbPath) => ensureTrackerQuiescent(context, dbPath),
|
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};
|
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|
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function resolveSyncCommandDeps(inputDeps: Partial<SyncCommandDeps> = {}): SyncCommandDeps {
|
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return { ...defaultSyncCommandDeps, ...inputDeps };
|
||||
}
|
||||
|
||||
export function runSnapshotMode(
|
||||
context: LauncherCommandContext,
|
||||
dbPath: string,
|
||||
inputDeps: Partial<SyncCommandDeps> = {},
|
||||
): void {
|
||||
const deps = resolveSyncCommandDeps(inputDeps);
|
||||
const outPath = resolvePathMaybe(context.args.syncSnapshotPath);
|
||||
deps.createDbSnapshot(dbPath, outPath);
|
||||
deps.consoleLog(outPath);
|
||||
}
|
||||
|
||||
export async function runMergeMode(
|
||||
context: LauncherCommandContext,
|
||||
dbPath: string,
|
||||
inputDeps: Partial<SyncCommandDeps> = {},
|
||||
): Promise<void> {
|
||||
const deps = resolveSyncCommandDeps(inputDeps);
|
||||
await deps.ensureTrackerQuiescent(context, dbPath);
|
||||
const snapshotPath = resolvePathMaybe(context.args.syncMergePath);
|
||||
const summary = deps.mergeSnapshotIntoDb(dbPath, snapshotPath);
|
||||
deps.consoleLog(deps.formatMergeSummary(summary));
|
||||
}
|
||||
|
||||
function cleanupRemote(host: string, remoteTmpDir: string, deps: SyncCommandDeps): void {
|
||||
if (!remoteTmpDir.startsWith('/tmp/')) return;
|
||||
deps.runSsh(host, `rm -rf ${shellQuote(remoteTmpDir)}`);
|
||||
}
|
||||
|
||||
function formatRemoteRunError(message: string, run: RemoteRunResult): string {
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||||
const stderr = run.stderr.trim();
|
||||
return stderr ? `${message}\n${stderr}` : message;
|
||||
}
|
||||
|
||||
export async function runHostSync(
|
||||
context: LauncherCommandContext,
|
||||
dbPath: string,
|
||||
inputDeps: Partial<SyncCommandDeps> = {},
|
||||
): Promise<void> {
|
||||
const deps = resolveSyncCommandDeps(inputDeps);
|
||||
const { args } = context;
|
||||
const host = args.syncHost;
|
||||
const direction = args.syncDirection ?? 'both';
|
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const shouldPull = direction !== 'push';
|
||||
const shouldPush = direction !== 'pull';
|
||||
deps.assertSafeSshHost(host);
|
||||
|
||||
await deps.ensureTrackerQuiescent(context, dbPath);
|
||||
|
||||
const remoteCmd = deps.resolveRemoteSubminerCommand(host, args.syncRemoteCmd || null);
|
||||
deps.log('debug', args.logLevel, `Remote subminer command: ${remoteCmd}`);
|
||||
|
||||
const localTmpDir = deps.mkdtempSync(path.join(os.tmpdir(), 'subminer-sync-'));
|
||||
let remoteTmpDir = '';
|
||||
try {
|
||||
// Signal failures by throwing (not fail(), which exits synchronously and
|
||||
// would skip the finally cleanup, leaking temp dirs holding snapshot data).
|
||||
// main().catch() reports the message the same way fail() would.
|
||||
const mktemp = deps.runSsh(host, 'mktemp -d /tmp/subminer-sync.XXXXXX');
|
||||
remoteTmpDir = mktemp.stdout.trim();
|
||||
if (mktemp.status !== 0 || !remoteTmpDir.startsWith('/tmp/')) {
|
||||
throw new Error(`Could not create a temporary directory on ${host}.`);
|
||||
}
|
||||
|
||||
const forceFlag = args.syncForce ? ' --force' : '';
|
||||
|
||||
const localSnapshot = path.join(localTmpDir, 'local.sqlite');
|
||||
if (shouldPush) {
|
||||
deps.consoleLog(`Snapshotting local database (${dbPath})...`);
|
||||
deps.createDbSnapshot(dbPath, localSnapshot);
|
||||
}
|
||||
|
||||
const remoteSnapshot = `${remoteTmpDir}/snapshot.sqlite`;
|
||||
if (shouldPull) {
|
||||
deps.consoleLog(`Snapshotting ${host}...`);
|
||||
const snapshotRun = deps.runSsh(
|
||||
host,
|
||||
`${remoteCmd} sync --snapshot ${shellQuote(remoteSnapshot)}${forceFlag}`,
|
||||
);
|
||||
if (snapshotRun.status !== 0) {
|
||||
throw new Error(formatRemoteRunError(`Remote snapshot failed on ${host}.`, snapshotRun));
|
||||
}
|
||||
}
|
||||
|
||||
const pulledSnapshot = path.join(localTmpDir, 'remote.sqlite');
|
||||
if (shouldPull) deps.runScp(`${host}:${remoteSnapshot}`, pulledSnapshot);
|
||||
const incomingSnapshot = `${remoteTmpDir}/incoming.sqlite`;
|
||||
if (shouldPush) deps.runScp(localSnapshot, `${host}:${incomingSnapshot}`);
|
||||
|
||||
if (shouldPull) {
|
||||
deps.consoleLog(`\nMerging ${host} -> local:`);
|
||||
await deps.ensureTrackerQuiescent(context, dbPath);
|
||||
const summary = deps.mergeSnapshotIntoDb(dbPath, pulledSnapshot);
|
||||
deps.consoleLog(deps.formatMergeSummary(summary));
|
||||
}
|
||||
|
||||
if (shouldPush) {
|
||||
deps.consoleLog(`\nMerging local -> ${host}:`);
|
||||
await deps.ensureTrackerQuiescent(context, dbPath);
|
||||
const mergeRun = deps.runSsh(
|
||||
host,
|
||||
`${remoteCmd} sync --merge ${shellQuote(incomingSnapshot)}${forceFlag}`,
|
||||
);
|
||||
deps.writeStdout(mergeRun.stdout);
|
||||
if (mergeRun.status !== 0) {
|
||||
const retryCommand =
|
||||
direction === 'push' ? `subminer sync ${host} --push` : `subminer sync ${host}`;
|
||||
const localUpdate = shouldPull ? ' The local database was updated;' : '';
|
||||
throw new Error(
|
||||
formatRemoteRunError(
|
||||
`Remote merge failed on ${host}.${localUpdate} re-run "${retryCommand}" once the remote issue is fixed.`,
|
||||
mergeRun,
|
||||
),
|
||||
);
|
||||
}
|
||||
}
|
||||
|
||||
deps.consoleLog('\nSync complete.');
|
||||
} finally {
|
||||
deps.rmSync(localTmpDir, { recursive: true, force: true });
|
||||
if (remoteTmpDir) {
|
||||
try {
|
||||
cleanupRemote(host, remoteTmpDir, deps);
|
||||
} catch {
|
||||
// best effort
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
export async function runSyncCommand(
|
||||
context: LauncherCommandContext,
|
||||
inputDeps: Partial<SyncCommandDeps> = {},
|
||||
): Promise<boolean> {
|
||||
const deps = resolveSyncCommandDeps(inputDeps);
|
||||
const { args } = context;
|
||||
if (!args.sync) return false;
|
||||
|
||||
const dbPath = resolveDbPath(context);
|
||||
if (args.syncSnapshotPath) {
|
||||
runSnapshotMode(context, dbPath, deps);
|
||||
} else if (args.syncMergePath) {
|
||||
await runMergeMode(context, dbPath, deps);
|
||||
} else if (args.syncHost) {
|
||||
await runHostSync(context, dbPath, deps);
|
||||
} else {
|
||||
deps.fail('sync requires a host, --snapshot <file>, or --merge <file>.');
|
||||
}
|
||||
return true;
|
||||
}
|
||||
Reference in New Issue
Block a user