出现这个问题是因为~/.ssh/id_rsa文件的权限给的太宽。
如果有这个提示，可以使用命令使得文件只有读权限：
1
chmod 400 ~/.ssh/id_rsa
或者如果需要添加写权限
1
chmod 600 ~/.ssh/id_rsa
完毕。
ssh “permissions are too open” error
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