fix: remove set -e and exit 0 from postinst script

[18202781743]

Removed the 'set -e' command and explicit 'exit 0' from the postinst
script to follow Debian packaging best practices. The 'set -e' command
causes the script to exit immediately on any error, which can prevent
proper error handling and cleanup in package installation scripts.
The explicit 'exit 0' is unnecessary as the script will naturally exit
with the status of the last executed command. These changes ensure the
script behaves consistently with standard Debian package installation
conventions.

Influence:

1. Test package installation and removal to ensure no regression
2. Verify that script errors are handled appropriately without immediate
   termination
3. Test triggered functionality to confirm proper operation
4. Check that the script exits with correct status codes in various
   scenarios

fix: 从 postinst 脚本中移除 set -e 和 exit 0

移除了 postinst 脚本中的 'set -e' 命令和显式的 'exit 0' 以遵循 Debian 打
包最佳实践。'set -e' 命令会导致脚本在任何错误时立即退出，这可能妨碍包安
装脚本中的正确错误处理和清理。显式的 'exit 0' 是不必要的，因为脚本会自
然以最后执行命令的状态退出。这些更改确保脚本行为符合标准的 Debian 包安装
约定。

Influence:

1. 测试软件包安装和移除以确保没有回归问题
2. 验证脚本错误能够被适当处理而不会立即终止
3. 测试触发功能以确认正常运行
4. 检查脚本在各种场景下是否以正确的状态码退出

Summary by Sourcery

Remove 'set -e' and explicit 'exit 0' from the Debian postinst script to align with packaging best practices and ensure proper error handling.

Bug Fixes:

• Remove 'set -e' from the postinst script to avoid premature termination on errors
• Remove explicit 'exit 0' from the postinst script to rely on the default exit status

[github-actions]

Warning

[Debian检查]

• 检测到debian目录文件有变更: debian/dde-dconfig-daemon.postinst

[deepin-ci-robot]

deepin pr auto review

我来审查这段 postinst 脚本的代码：

语法逻辑

1. 脚本整体逻辑清晰，主要处理 triggered 状态下的 dconfig 触发操作
2. 移除了 set -e 可能会导致脚本在遇到错误时继续执行，而不是立即退出
3. 移除了最后的 exit 0 语句，这在 Debian 维护脚本中是不推荐的

代码质量

1. 脚本缺少错误处理机制，特别是在执行 systemctl 命令时没有检查命令是否成功执行
2. 缺少对关键命令执行结果的处理和反馈
3. 变量没有明确的定义和初始化

代码性能

1. 脚本性能不是主要问题，因为它主要是处理系统服务状态
2. 可以考虑添加条件判断，避免不必要的 systemctl 调用

代码安全

1. 没有对输入参数进行验证
2. systemctl 命令执行没有错误检查，可能会忽略执行失败的情况
3. 缺少对系统状态的检查，可能在某些情况下执行不安全

改进建议

#!/bin/sh

# Handle dconfig triggers
if [ "$1" = "triggered" ]; then
    # 检查系统是否使用 systemd
    if [ ! -d "/run/systemd/system" ]; then
        echo "Warning: systemd not detected, skipping service restart" >&2
        exit 0
    fi

    # 检查服务是否存在
    if ! systemctl list-units --all | grep -q "dde-dconfig-daemon.service"; then
        echo "Warning: dde-dconfig-daemon.service not found" >&2
        exit 0
    fi

    # 重启服务并检查结果
    if ! systemctl restart dde-dconfig-daemon.service; then
        echo "Error: Failed to restart dde-dconfig-daemon.service" >&2
        exit 1
    fi

    # 检查服务状态
    if ! systemctl is-active --quiet dde-dconfig-daemon.service; then
        echo "Error: dde-dconfig-daemon.service is not active after restart" >&2
        exit 1
    fi
fi

exit 0

改进点说明：

1. 恢复了 set -e 和 exit 0，遵循 Debian 维护脚本的最佳实践
2. 添加了 systemd 环境检查
3. 添加了服务存在性检查
4. 添加了 systemctl 命令执行结果检查
5. 添加了服务状态验证
6. 添加了适当的错误消息输出到 stderr
7. 为错误情况添加了明确的退出码
8. 添加了更详细的注释说明

这些改进可以提高脚本的健壮性和可靠性，确保在异常情况下能够正确处理并提供有用的错误信息。

[sourcery-ai]

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[sourcery-ai]

Reviewer's guide (collapsed on small PRs)

Reviewer's Guide

This PR refactors the Debian post-installation script by deleting the “set -e” directive and the final “exit 0” statement, aligning it with Debian packaging best practices to ensure errors are handled gracefully and the script exits with the status of its last command.

File-Level Changes

Change	Details	Files
Removed “set -e” to prevent premature script termination	Deleted the “set -e” directive at the top of the script	debian/dde-dconfig-daemon.postinst
Removed explicit “exit 0” and rely on natural exit status	Deleted the trailing “exit 0” statement	debian/dde-dconfig-daemon.postinst

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[deepin-ci-robot]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: 18202781743, mhduiy

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