解决 The "https://packagist.phpcomposer.com/packages.json" file could not be downloaded问题

使用composer self-update升级composer遇到问题:

The "https://getcomposer.org/versions" file could not be downloaded: failed to open stream: Connection timed out

 

这是镜像地址请求出错导致的,推荐使用阿里云 Composer 全量镜像

全局配置(推荐)

  • 所有项目都会使用该镜像地址:
  • composer config -g repo.packagist composer https://mirrors.aliyun.com/composer/

     

  • 取消配置:
  • composer config -g --unset repos.packagist

     

项目配置

  • 仅修改当前工程配置,仅当前工程可使用该镜像地址:
    composer config repo.packagist composer https://mirrors.aliyun.com/composer/
  • 取消配置:
    composer config --unset repos.packagist

调试

  • composer 命令增加 -vvv 可输出详细的信息,命令如下:
    composer -vvv require alibabacloud/sdk

     

    阿里云镜像链接:

    https://developer.aliyun.com/composer

     

    来自:https://www.cnblogs.com/guanzelin/p/16066278.html

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