docker push 报错：received unexpected HTTP status: 500 Internal Server Error

解决办法：关闭selinux

[[email protected] ~]# docker push 10.0.0.10:5000/nginx
The push refers to a repository [10.0.0.10:5000/nginx]
22439467ad99: Retrying in 1 second
b4a29beac87c: Retrying in 1 second
488dfecc21b1: Retrying in 1 second
received unexpected HTTP status: 500 Internal Server Error
[[email protected] ~]# setenforce 0
[[email protected] ~]# docker push 10.0.0.10:5000/nginx
The push refers to a repository [10.0.0.10:5000/nginx]
22439467ad99: Pushed
b4a29beac87c: Pushed
488dfecc21b1: Pushed
latest: digest: sha256:62f787b94e5faddb79f96c84ac0877aaf28fb325bfc3601b9c0934d4c107ba94 size: 948
[[email protected] ~]# vim /etc/selinux/config 

# This file controls the state of SELinux on the system.
# SELINUX= can take one of these three values:
#     enforcing - SELinux security policy is enforced.
#     permissive - SELinux prints warnings instead of enforcing.
#     disabled - No SELinux policy is loaded.
SELINUX=disabled
# SELINUXTYPE= can take one of three values:
#     targeted - Targeted processes are protected,
#     minimum - Modification of targeted policy. Only selected processes are protected.
#     mls - Multi Level Security protection.
SELINUXTYPE=targeted

原文地址：https://www.cnblogs.com/kaishirenshi/p/12259469.html