oss挂载ecs[oss更新数据，挂载点会同步更新，请注意数据的准确与安全性]

https://help.aliyun.com/document_detail/153892.html?spm=a2c4g.11186623.6.890.71672e08ggMbx6

wget http://gosspublic.alicdn.com/ossfs/ossfs_1.80.6_centos7.0_x86_64.rpm
sudo yum localinstall ossfs_1.80.6_centos7.0_x86_64.rpm
echo citydna-geoserver:LTAI4FxwubJFLQ:jRO7mfXKwQaIAKz8m > /etc/passwd-ossfs
chmod 640 /etc/passwd-ossfs
ossfs citydna-geoserver /opt/GEOSERVER_DATA_DIR -ourl=http://oss-cn-beijing-internal.aliyuncs.com
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