test: automate NFS integration

app/test/backend-integration/setup-target.sh

@@ -4,8 +4,6 @@ set -euo pipefail
 SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
 TARGET_HOST="192.168.2.41"
 TARGET="root@$TARGET_HOST"
-FIXTURE_UID="1000"
-FIXTURE_GID="1000"
 
 ARTIFACTS_DIR="$SCRIPT_DIR/artifacts/$TARGET_HOST"
 KNOWN_HOSTS_PATH="$ARTIFACTS_DIR/known_hosts"
@@ -30,12 +28,10 @@ chmod 700 "$ARTIFACTS_DIR"
 
 SFTP_PASSWORD="$(read_or_create_secret "$SFTP_PASSWORD_FILE")"
 
-ssh "$TARGET" bash -s -- "$FIXTURE_UID" "$FIXTURE_GID" "$SFTP_PASSWORD" <<'REMOTE'
+ssh "$TARGET" bash -s -- "$SFTP_PASSWORD" <<'REMOTE'
 set -euo pipefail
 
-fixture_uid="$1"
-fixture_gid="$2"
-sftp_password="$3"
+sftp_password="$1"
 legacy_sshd_dir="/etc/ssh/zerobyte-backend-integration-legacy"
 
 export DEBIAN_FRONTEND=noninteractive
@@ -46,30 +42,19 @@ write_file() {
 }
 
 apt-get update
-apt-get install -y nfs-kernel-server openssh-server rpcbind
+apt-get install -y openssh-server
 
 id -u zerobyte-sftp >/dev/null 2>&1 || useradd --create-home --home-dir /home/zerobyte-sftp --shell /bin/bash zerobyte-sftp
 
 install -d -m 0755 /srv/zerobyte-backend-integration/fixtures/case-a/docs
 printf 'hello from zerobyte integration\n' >/srv/zerobyte-backend-integration/fixtures/case-a/hello.txt
 printf 'fixture documentation\n' >/srv/zerobyte-backend-integration/fixtures/case-a/docs/readme.md
-chown -R "$fixture_uid:$fixture_gid" /srv/zerobyte-backend-integration/fixtures
 find /srv/zerobyte-backend-integration/fixtures -type d -exec chmod 0755 {} +
 find /srv/zerobyte-backend-integration/fixtures -type f -exec chmod 0644 {} +
 
 printf 'zerobyte-sftp:%s\n' "$sftp_password" | chpasswd
 passwd -u zerobyte-sftp >/dev/null 2>&1 || true
 
-write_file /etc/exports <<'EOF'
-/srv/zerobyte-backend-integration/fixtures *(ro,sync,no_subtree_check,insecure)
-EOF
-exportfs -ra
-systemctl unmask rpcbind rpcbind.socket >/dev/null 2>&1
-systemctl start rpcbind.socket
-systemctl start rpcbind
-systemctl start proc-fs-nfsd.mount
-systemctl restart nfs-kernel-server
-
 install -d -m 0700 "$legacy_sshd_dir"
 if [[ ! -f "$legacy_sshd_dir/ssh_host_rsa_key" ]]; then
 	ssh-keygen -q -t rsa -b 2048 -N "" -f "$legacy_sshd_dir/ssh_host_rsa_key"
@@ -143,8 +128,6 @@ if ! ssh-keyscan -T 5 -p 2222 "$TARGET_HOST" >>"$KNOWN_HOSTS_PATH" 2>/dev/null;
 fi
 
 	INTEGRATION_HOST="$TARGET_HOST" \
-	FIXTURE_UID="$FIXTURE_UID" \
-	FIXTURE_GID="$FIXTURE_GID" \
 	SFTP_PASSWORD="$SFTP_PASSWORD" \
 	KNOWN_HOSTS_PATH="$KNOWN_HOSTS_PATH" \
 	CONFIG_PATH="$CONFIG_PATH" \

app/test/backend-integration/write-generated-config.ts

@@ -4,13 +4,7 @@ function getRequiredEnv(name: string) {
 	return process.env[name]!;
 }
 
-function getRequiredNumberEnv(name: string) {
-	return Number.parseInt(getRequiredEnv(name), 10);
-}
-
 const host = getRequiredEnv("INTEGRATION_HOST");
-const fixtureUid = getRequiredNumberEnv("FIXTURE_UID");
-const fixtureGid = getRequiredNumberEnv("FIXTURE_GID");
 const sftpPassword = getRequiredEnv("SFTP_PASSWORD");
 const knownHosts = fs.readFileSync(getRequiredEnv("KNOWN_HOSTS_PATH"), "utf8");
 const configPath = getRequiredEnv("CONFIG_PATH");
@@ -18,12 +12,6 @@ const configPath = getRequiredEnv("CONFIG_PATH");
 const fileText = "hello from zerobyte integration\n";
 const readmeText = "fixture documentation\n";
 
-const nfsEntries = [
-	{ path: "hello.txt", type: "file", uid: fixtureUid, gid: fixtureGid, mode: "0644", text: fileText },
-	{ path: "docs", type: "directory", uid: fixtureUid, gid: fixtureGid, mode: "0755" },
-	{ path: "docs/readme.md", type: "file", uid: fixtureUid, gid: fixtureGid, mode: "0644", text: readmeText },
-];
-
 const contentOnlyEntries = [
 	{ path: "hello.txt", type: "file", text: fileText },
 	{ path: "docs", type: "directory" },
@@ -33,20 +21,6 @@ const contentOnlyEntries = [
 const config = {
 	version: 1,
 	scenarios: [
-		{
-			id: "nfs-local-repo",
-			volume: {
-				backend: "nfs",
-				server: host,
-				exportPath: "/srv/zerobyte-backend-integration/fixtures",
-				port: 2049,
-				version: "4.1",
-				readOnly: true,
-			},
-			repository: { backend: "local", path: "repo-nfs" },
-			fixtureRoot: "case-a",
-			expectedEntries: nfsEntries,
-		},
 		{
 			id: "sftp-legacy-rsa-hostkey-local-repo",
 			volume: {

app/test/integration/infra/docker-compose.yml

@@ -81,6 +81,18 @@ services:
       timeout: 5s
       retries: 30
 
+  nfs:
+    build:
+      context: ./nfs
+    privileged: true
+    volumes:
+      - nfs-data:/srv/zerobyte-integration
+    healthcheck:
+      test: ["CMD", "sh", "-c", "exportfs -v | grep -q /srv/zerobyte-integration/fixtures"]
+      interval: 1s
+      timeout: 5s
+      retries: 30
+
   integration:
     build:
       context: ../../../..
@@ -96,6 +108,8 @@ services:
         condition: service_healthy
       smb:
         condition: service_healthy
+      nfs:
+        condition: service_healthy
     cap_add:
       - SYS_ADMIN
     devices:
@@ -111,3 +125,4 @@ services:
 volumes:
   rustfs-data:
   sftp-data:
+  nfs-data:

app/test/integration/infra/nfs/Dockerfile

@@ -0,0 +1,10 @@
+FROM alpine:3.21
+
+RUN apk add --no-cache nfs-utils
+
+COPY entrypoint.sh /usr/local/bin/zerobyte-nfs-entrypoint
+RUN chmod +x /usr/local/bin/zerobyte-nfs-entrypoint
+
+EXPOSE 2049
+
+ENTRYPOINT ["/usr/local/bin/zerobyte-nfs-entrypoint"]

app/test/integration/infra/nfs/entrypoint.sh

@@ -0,0 +1,30 @@
+#!/bin/sh
+set -eu
+
+FIXTURE_ROOT="/srv/zerobyte-integration/fixtures"
+
+install -d -m 0755 "$FIXTURE_ROOT/case-a/docs"
+printf 'hello from zerobyte integration\n' >"$FIXTURE_ROOT/case-a/hello.txt"
+printf 'fixture documentation\n' >"$FIXTURE_ROOT/case-a/docs/readme.md"
+find "$FIXTURE_ROOT" -type d -exec chmod 0755 {} +
+find "$FIXTURE_ROOT" -type f -exec chmod 0644 {} +
+
+mkdir -p /run/rpc_pipefs /proc/fs/nfsd
+mountpoint -q /proc/fs/nfsd || mount -t nfsd nfsd /proc/fs/nfsd
+mountpoint -q /run/rpc_pipefs || mount -t rpc_pipefs rpc_pipefs /run/rpc_pipefs
+printf '1\n' >/proc/fs/nfsd/nfsv4gracetime
+printf '1\n' >/proc/fs/nfsd/nfsv4leasetime
+
+cat >/etc/exports <<EOF
+$FIXTURE_ROOT *(ro,sync,no_subtree_check,insecure,fsid=0)
+EOF
+
+rpcbind -w
+rpc.mountd --no-udp --foreground &
+exportfs -ra
+rpc.nfsd -V 4 -V 4.1 8
+
+trap 'exportfs -ua; rpc.nfsd 0' INT TERM
+while kill -0 "$(pidof rpc.mountd)" 2>/dev/null; do
+	sleep 1
+done

app/test/integration/run.sh

@@ -36,7 +36,7 @@ if [[ "$exit_code" -eq 0 ]]; then
 fi
 
 if [[ "$exit_code" -eq 0 ]]; then
-	"${compose[@]}" up --build --no-color --detach --wait sftp webdav smb >>"$docker_output_log" 2>&1 || exit_code=$?
+	"${compose[@]}" up --build --no-color --detach --wait sftp webdav smb nfs >>"$docker_output_log" 2>&1 || exit_code=$?
 fi
 
 if [[ "$exit_code" -eq 0 ]]; then

app/test/integration/src/helpers/nfs.ts

@@ -0,0 +1,14 @@
+import type { BackendConfig } from "@zerobyte/contracts/volumes";
+
+export const NFS_HOST = "nfs";
+export const NFS_PORT = 2049;
+export const NFS_EXPORT_PATH = "/";
+
+export const buildNfsVolumeConfig = (): BackendConfig => ({
+	backend: "nfs",
+	server: NFS_HOST,
+	exportPath: NFS_EXPORT_PATH,
+	port: NFS_PORT,
+	version: "4.1",
+	readOnly: true,
+});

app/test/integration/src/volume-backends.test.ts

@@ -4,6 +4,7 @@ import path from "node:path";
 import type { RepositoryConfig } from "@zerobyte/core/restic";
 import { Effect } from "effect";
 import { expect, test } from "vitest";
+import { makeNfsBackend } from "../../../../apps/agent/src/volume-host/backends/nfs";
 import { makeSmbBackend } from "../../../../apps/agent/src/volume-host/backends/smb";
 import { makeSftpBackend } from "../../../../apps/agent/src/volume-host/backends/sftp";
 import { makeWebdavBackend } from "../../../../apps/agent/src/volume-host/backends/webdav";
@@ -11,6 +12,7 @@ import type { VolumeBackend } from "../../../../apps/agent/src/volume-host/types
 import { INTEGRATION_ORGANIZATION_ID, INTEGRATION_RUNS_DIR } from "./constants";
 import { assertFixtureSourceExists, assertRestoredFixture, assertSnapshotContainsFixture } from "./helpers/assertions";
 import { createStaticVolumeFixture } from "./helpers/fixture";
+import { buildNfsVolumeConfig } from "./helpers/nfs";
 import { createIntegrationRestic } from "./helpers/restic";
 import {
 	buildSftpPasswordVolumeConfig,
@@ -57,6 +59,11 @@ const scenarios: VolumeScenario[] = [
 		name: "SMB volume with local repository",
 		createBackend: async (mountPath) => makeSmbBackend(buildSmbVolumeConfig(), mountPath),
 	},
+	{
+		id: "nfs-local-repo",
+		name: "NFS volume with local repository",
+		createBackend: async (mountPath) => makeNfsBackend(buildNfsVolumeConfig(), mountPath),
+	},
 ];
 
 const volumeMountTest = process.env.SKIP_VOLUME_MOUNT_INTEGRATION_TESTS === "true" ? test.skip : test;
@@ -97,6 +104,15 @@ volumeMountTest.concurrent.each(scenarios)("$name can backup and restore static
 	try {
 		await fs.mkdir(workspace, { recursive: true });
 
+		const initResult = await Effect.runPromise(
+			restic.init(repositoryConfig, {
+				organizationId: INTEGRATION_ORGANIZATION_ID,
+				timeoutMs: 120_000,
+			}),
+		);
+		expect(initResult.success).toBe(true);
+		expect(initResult.error).toBeNull();
+
 		backend = await scenario.createBackend(mountPath);
 
 		const mountResult = await backend.mount();
@@ -108,15 +124,6 @@ volumeMountTest.concurrent.each(scenarios)("$name can backup and restore static
 		const fixture = createStaticVolumeFixture(path.join(mountPath, "case-a"));
 		await assertFixtureSourceExists(fixture);
 
-		const initResult = await Effect.runPromise(
-			restic.init(repositoryConfig, {
-				organizationId: INTEGRATION_ORGANIZATION_ID,
-				timeoutMs: 120_000,
-			}),
-		);
-		expect(initResult.success).toBe(true);
-		expect(initResult.error).toBeNull();
-
 		const backupResult = await Effect.runPromise(
 			restic.backup(repositoryConfig, fixture.sourceRoot, {
 				organizationId: INTEGRATION_ORGANIZATION_ID,