storcon: squash all migrations into one

storage_controller/migrations/2025-07-31-115100_squash_migrations/down.sql

@@ -0,0 +1,10 @@
+DROP TABLE IF EXISTS timelines CASCADE;
+DROP TABLE IF EXISTS timeline_imports CASCADE;
+DROP TABLE IF EXISTS tenant_shards CASCADE;
+DROP TABLE IF EXISTS safekeepers CASCADE;
+DROP TABLE IF EXISTS safekeeper_timeline_pending_ops CASCADE;
+DROP TABLE IF EXISTS nodes CASCADE;
+DROP TABLE IF EXISTS metadata_health CASCADE;
+DROP TABLE IF EXISTS hadron_timeline_safekeepers CASCADE;
+DROP TABLE IF EXISTS hadron_safekeepers CASCADE;
+DROP TABLE IF EXISTS controllers CASCADE;

storage_controller/migrations/2025-07-31-115100_squash_migrations/up.sql

@@ -0,0 +1,112 @@
+/*
+ * This migration squashes all previous migrations into a single one.
+ * It will be applied in two cases:
+ * 1. Spinning up a new region. There's no previous migrations apart from the diesel setup in this case
+ * 2. For existing regions.
+ *
+ * Hence, this migration does nothing if the schema is already up to date.
+ */
+
+CREATE TABLE IF NOT EXISTS controllers (
+    address character varying NOT NULL,
+    started_at timestamp with time zone NOT NULL,
+    PRIMARY KEY(address, started_at)
+);
+
+CREATE TABLE IF NOT EXISTS hadron_safekeepers (
+    sk_node_id bigint PRIMARY KEY NOT NULL,
+    listen_http_addr character varying NOT NULL,
+    listen_http_port integer NOT NULL,
+    listen_pg_addr character varying NOT NULL,
+    listen_pg_port integer NOT NULL
+);
+
+CREATE TABLE IF NOT EXISTS hadron_timeline_safekeepers (
+    timeline_id character varying NOT NULL,
+    sk_node_id bigint NOT NULL,
+    legacy_endpoint_id uuid,
+    PRIMARY KEY(timeline_id, sk_node_id)
+);
+
+CREATE TABLE IF NOT EXISTS tenant_shards (
+    tenant_id character varying NOT NULL,
+    shard_number integer NOT NULL,
+    shard_count integer NOT NULL,
+    PRIMARY KEY(tenant_id, shard_number, shard_count),
+    shard_stripe_size integer NOT NULL,
+    generation integer,
+    generation_pageserver bigint,
+    placement_policy character varying NOT NULL,
+    splitting smallint NOT NULL,
+    config text NOT NULL,
+    scheduling_policy character varying DEFAULT '"Active"'::character varying NOT NULL,
+    preferred_az_id character varying
+);
+
+CREATE INDEX IF NOT EXISTS tenant_shards_tenant_id ON tenant_shards USING btree (tenant_id);
+
+CREATE TABLE IF NOT EXISTS metadata_health (
+    tenant_id character varying NOT NULL,
+    shard_number integer NOT NULL,
+    shard_count integer NOT NULL,
+    PRIMARY KEY(tenant_id, shard_number, shard_count),
+    -- Rely on cascade behavior for delete
+    FOREIGN KEY(tenant_id, shard_number, shard_count) REFERENCES tenant_shards ON DELETE CASCADE,
+    healthy boolean DEFAULT true NOT NULL,
+    last_scrubbed_at timestamp with time zone DEFAULT now() NOT NULL
+);
+
+CREATE TABLE IF NOT EXISTS nodes (
+    node_id bigint PRIMARY KEY NOT NULL,
+    scheduling_policy character varying NOT NULL,
+    listen_http_addr character varying NOT NULL,
+    listen_http_port integer NOT NULL,
+    listen_pg_addr character varying NOT NULL,
+    listen_pg_port integer NOT NULL,
+    availability_zone_id character varying NOT NULL,
+    listen_https_port integer,
+    lifecycle character varying DEFAULT 'active'::character varying NOT NULL,
+    listen_grpc_addr character varying,
+    listen_grpc_port integer
+);
+
+CREATE TABLE IF NOT EXISTS safekeeper_timeline_pending_ops (
+    sk_id bigint NOT NULL,
+    tenant_id character varying NOT NULL,
+    timeline_id character varying NOT NULL,
+    generation integer NOT NULL,
+    op_kind character varying NOT NULL,
+    PRIMARY KEY(tenant_id, timeline_id, sk_id)
+);
+
+CREATE TABLE IF NOT EXISTS safekeepers (
+    id bigint PRIMARY KEY NOT NULL,
+    region_id text NOT NULL,
+    version bigint NOT NULL,
+    host text NOT NULL,
+    port integer NOT NULL,
+    http_port integer NOT NULL,
+    availability_zone_id text NOT NULL,
+    scheduling_policy character varying DEFAULT 'activating'::character varying NOT NULL,
+    https_port integer
+);
+
+CREATE TABLE IF NOT EXISTS timeline_imports (
+    tenant_id character varying NOT NULL,
+    timeline_id character varying NOT NULL,
+    shard_statuses jsonb NOT NULL,
+    PRIMARY KEY(tenant_id, timeline_id)
+);
+
+CREATE TABLE IF NOT EXISTS timelines (
+    tenant_id character varying NOT NULL,
+    timeline_id character varying NOT NULL,
+    start_lsn pg_lsn NOT NULL,
+    generation integer NOT NULL,
+    sk_set bigint[] NOT NULL,
+    new_sk_set bigint[],
+    cplane_notified_generation integer NOT NULL,
+    deleted_at timestamp with time zone,
+    sk_set_notified_generation integer DEFAULT 1 NOT NULL,
+    PRIMARY KEY(tenant_id, timeline_id)
+);