redis, postgres and minio adapters drop generatePassword + the returned credential: each creates the resource under the login the mesh derived (`as`) with the password the mesh minted (`p.password`). minio's client gains a secret-key argument so it sets the mesh's secret rather than generating one. umami (analytics) is re-pointed at the new contract too; its siteId return is a data-provision concern ADR 0053 scopes out. Proven: mesh-lab provider-uses-mesh-credential green — redis creates the consumer's login with the mesh's password, the consumer authenticates (PONG), no seal key set. Claude-Session: https://claude.ai/code/session_01LrgweAeERJYBg88c5cKDzF
49 lines
2.0 KiB
TypeScript
49 lines
2.0 KiB
TypeScript
// postgres's provisioner — the adapter that makes postgres a provider of the mesh
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// `postgres-database` interface. The reconcile loop, the contributions file, and reading the mesh's
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// minted password are the sdk harness's; this writes only the per-service half: how postgres creates
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// and removes a consumer's database + owning role (novox/hq ADR 0044/0045/0053).
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//
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// The `postgres-database` interface: a consumer connects to a database it alone owns, as `as` with
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// the password the mesh minted.
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//
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// **The role name and password are the mesh's, not the provisioner's (ADR 0053).** The mesh derives
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// the login and hands it to both ends, and mints the password. postgres creates a role and a
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// same-named database under exactly that login — a name the consumer cannot learn is a database it
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// cannot reach.
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//
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// The DDL runs through PostgresClient.query(), which is the module's one pending boundary (see
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// client.ts).
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import { runProvisioner, type Provision } from "@novox/mesh-sdk/provisioner";
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import { emit } from "@novox/mesh-sdk/events";
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import { PostgresClient } from "../client.js";
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const postgres = PostgresClient.fromEnv();
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/** Emit a lifecycle event without letting a broker hiccup fail the provisioning itself. */
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async function announce(type: string, body: Record<string, string>): Promise<void> {
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try {
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await emit(type, body);
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} catch (err) {
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console.error(`[provisioner:postgres-database] emit ${type} failed: ${err}`);
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}
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}
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runProvisioner("postgres-database", {
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async create(p: Provision): Promise<void> {
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// Database and owning role share the consumer's login, so the consumer owns exactly its own.
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const database = p.as;
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await postgres.createDatabaseAndRole(database, p.as, p.password);
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await announce("module.postgres.database.provisioned", {
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consumer: p.consumer ?? "",
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database,
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user: p.as,
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});
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},
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async remove(p: { as: string }): Promise<void> {
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await postgres.dropDatabaseAndRole(p.as, p.as);
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await announce("module.postgres.database.deprovisioned", { database: p.as });
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},
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});
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