feat(bash): embed init templates in standalone build

Author: mudssky

scripts/bash/systemd-service-manager/README.md

@@ -13,6 +13,8 @@ bash scripts/bash/systemd-service-manager/build.sh
 - `bin/systemd-service-manager`
 - `scripts/bash/systemd-service-manager.sh`
 
+打包后的单文件产物内嵌了 `init` 所需模板，因此把脚本单独复制到其他目录后，仍可直接执行 `init` 生成 `deploy/systemd/` 骨架。
+
 ## Test
 
 ```bash

scripts/bash/systemd-service-manager/build.sh

@@ -47,11 +47,45 @@ mkdir -p "$(dirname "${LOCAL_OUTPUT}")"
 TMP_OUTPUT="$(mktemp)"
 trap 'rm -f "${TMP_OUTPUT}"' EXIT
 
+emit_embedded_templates() {
+  local template_name
+  local template_path
+
+  printf '\n# --- embedded templates ---\n'
+  printf '%s\n' 'ssm_write_embedded_template() {'
+  printf '%s\n' '  local template_name="$1"'
+  printf '%s\n' '  local destination="$2"'
+  printf '%s\n' '  mkdir -p "$(dirname "${destination}")"'
+  printf '%s\n' '  case "${template_name}" in'
+
+  for template_name in \
+    "README.md" \
+    "project.conf.example" \
+    "project.env.example" \
+    "service.conf.example" \
+    "service.env.example" \
+    "timer-service.conf.example" \
+    "timer-task.conf.example"; do
+    template_path="${SCRIPT_DIR}/templates/${template_name}"
+    printf "    '%s') cat >\"\${destination}\" <<'SSM_TEMPLATE_EOF'\n" "${template_name}"
+    cat "${template_path}"
+    printf '\nSSM_TEMPLATE_EOF\n'
+    printf '%s\n' '      ;;'
+  done
+
+  printf '%s\n' '    *)'
+  printf '%s\n' '      return 1'
+  printf '%s\n' '      ;;'
+  printf '%s\n' '  esac'
+  printf '%s\n' '}'
+}
+
 {
   printf '#!/usr/bin/env bash\n'
   printf 'set -Eeuo pipefail\n'
   printf '# Auto-generated by scripts/bash/systemd-service-manager/build.sh. Do not edit directly.\n'
   printf 'SSM_STANDALONE=1\n'
+  emit_embedded_templates
   for module in "${MODULES[@]}"; do
     printf '\n# --- %s ---\n' "$(basename "${module}")"
     cat "${module}"

scripts/bash/systemd-service-manager/commands/init.sh

@@ -5,31 +5,45 @@ if [[ -n "${SSM_CMD_INIT_LOADED:-}" ]]; then
 fi
 SSM_CMD_INIT_LOADED=1
 
+# 按“内嵌模板优先、源码模板回退”写出模板文件，兼容单文件分发。
+ssm_write_template_file() {
+  local template_name="$1"
+  local destination="$2"
+
+  if declare -F ssm_write_embedded_template >/dev/null 2>&1; then
+    if ssm_write_embedded_template "${template_name}" "${destination}"; then
+      return 0
+    fi
+  fi
+
+  local template_root="${SSM_MANAGER_HOME}/templates"
+  cp "${template_root}/${template_name}" "${destination}"
+}
+
 # 生成项目目录下的 deploy/systemd 骨架，包含 example 与实际可改文件。
 ssm_cmd_init() {
   local project_dir
   project_dir="$(ssm_find_project_dir "${SSM_CLI_PROJECT_DIR:-}")"
 
   local config_root
   config_root="$(ssm_config_root "${project_dir}")"
-  local template_root="${SSM_MANAGER_HOME}/templates"
 
   mkdir -p "${config_root}/services" "${config_root}/timers"
 
-  cp "${template_root}/README.md" "${config_root}/README.md"
+  ssm_write_template_file "README.md" "${config_root}/README.md"
 
-  cp "${template_root}/project.conf.example" "${config_root}/project.conf.example"
-  cp "${template_root}/project.env.example" "${config_root}/project.env.example"
-  cp "${template_root}/project.conf.example" "${config_root}/project.conf"
-  cp "${template_root}/project.env.example" "${config_root}/project.env"
+  ssm_write_template_file "project.conf.example" "${config_root}/project.conf.example"
+  ssm_write_template_file "project.env.example" "${config_root}/project.env.example"
+  ssm_write_template_file "project.conf.example" "${config_root}/project.conf"
+  ssm_write_template_file "project.env.example" "${config_root}/project.env"
 
-  cp "${template_root}/service.conf.example" "${config_root}/services/api.conf.example"
-  cp "${template_root}/service.env.example" "${config_root}/services/api.env.example"
-  cp "${template_root}/service.conf.example" "${config_root}/services/api.conf"
-  cp "${template_root}/service.env.example" "${config_root}/services/api.env"
+  ssm_write_template_file "service.conf.example" "${config_root}/services/api.conf.example"
+  ssm_write_template_file "service.env.example" "${config_root}/services/api.env.example"
+  ssm_write_template_file "service.conf.example" "${config_root}/services/api.conf"
+  ssm_write_template_file "service.env.example" "${config_root}/services/api.env"
 
-  cp "${template_root}/timer-service.conf.example" "${config_root}/timers/restart-api.conf.example"
-  cp "${template_root}/timer-service.conf.example" "${config_root}/timers/restart-api.conf"
-  cp "${template_root}/timer-task.conf.example" "${config_root}/timers/cleanup.conf.example"
-  cp "${template_root}/timer-task.conf.example" "${config_root}/timers/cleanup.conf"
+  ssm_write_template_file "timer-service.conf.example" "${config_root}/timers/restart-api.conf.example"
+  ssm_write_template_file "timer-service.conf.example" "${config_root}/timers/restart-api.conf"
+  ssm_write_template_file "timer-task.conf.example" "${config_root}/timers/cleanup.conf.example"
+  ssm_write_template_file "timer-task.conf.example" "${config_root}/timers/cleanup.conf"
 }

scripts/bash/systemd-service-manager/tests/init.test.ts

@@ -1,10 +1,13 @@
 import fs from 'node:fs'
+import os from 'node:os'
 import path from 'node:path'
 import { afterEach, describe, expect, it } from 'vitest'
 import {
   cleanupWorkspace,
   createWorkspace,
   readText,
+  runBuild,
+  runCommand,
   runSource,
 } from './test-utils'
 
@@ -53,4 +56,42 @@ describe('init command', () => {
       'DEFAULT_SCOPE=system',
     )
   })
+
+  it('can init from a copied standalone script without colocated templates', async () => {
+    const workspace = createWorkspace()
+    workspaces.push(workspace)
+
+    const build = await runBuild(workspace)
+    expect(build.exitCode).toBe(0)
+
+    const portableRoot = fs.mkdtempSync(path.join(os.tmpdir(), 'ssm-portable-'))
+    const portableScript = path.join(portableRoot, 'systemd-service-manager.sh')
+    const projectRoot = path.join(portableRoot, 'demo-app')
+
+    fs.copyFileSync(workspace.builtLocal, portableScript)
+    fs.chmodSync(portableScript, 0o755)
+    fs.mkdirSync(projectRoot, { recursive: true })
+
+    const result = await runCommand(
+      'bash',
+      [portableScript, 'init', '--project', projectRoot],
+      workspace,
+      { HOME: workspace.home },
+    )
+
+    expect(result.exitCode).toBe(0)
+    expect(
+      fs.existsSync(path.join(projectRoot, 'deploy/systemd/project.conf')),
+    ).toBe(true)
+    expect(
+      fs.existsSync(
+        path.join(projectRoot, 'deploy/systemd/services/api.conf.example'),
+      ),
+    ).toBe(true)
+    expect(readText(path.join(projectRoot, 'deploy/systemd/README.md'))).toContain(
+      'DEFAULT_SCOPE=system',
+    )
+
+    fs.rmSync(portableRoot, { recursive: true, force: true })
+  })
 })