87e8b60fe9
Also, added some slight adjustment to the AUFS_FS output/note to make it more clear what it applies to.
Example output:
```console
$ ./contrib/check-config.sh
info: reading kernel config from /proc/config.gz ...
Generally Necessary:
- cgroup hierarchy: properly mounted [/sys/fs/cgroup]
- CONFIG_NAMESPACES: enabled
- CONFIG_NET_NS: enabled
- CONFIG_PID_NS: enabled
- CONFIG_IPC_NS: enabled
- CONFIG_UTS_NS: enabled
- CONFIG_DEVPTS_MULTIPLE_INSTANCES: enabled
- CONFIG_CGROUPS: enabled
- CONFIG_CGROUP_CPUACCT: enabled
- CONFIG_CGROUP_DEVICE: enabled
- CONFIG_CGROUP_FREEZER: enabled
- CONFIG_CGROUP_SCHED: enabled
- CONFIG_MACVLAN: enabled
- CONFIG_VETH: enabled
- CONFIG_BRIDGE: enabled
- CONFIG_NF_NAT_IPV4: enabled
- CONFIG_IP_NF_FILTER: enabled
- CONFIG_IP_NF_TARGET_MASQUERADE: enabled
- CONFIG_NETFILTER_XT_MATCH_ADDRTYPE: enabled
- CONFIG_NETFILTER_XT_MATCH_CONNTRACK: enabled
- CONFIG_NF_NAT: enabled
- CONFIG_NF_NAT_NEEDED: enabled
Optional Features:
- CONFIG_MEMCG_SWAP: enabled
- CONFIG_RESOURCE_COUNTERS: enabled
- CONFIG_CGROUP_PERF: missing
- Storage Drivers:
- "aufs":
- CONFIG_AUFS_FS: missing
(note that some kernels include AUFS patches but not the AUFS_FS flag)
- CONFIG_EXT4_FS_POSIX_ACL: enabled
- CONFIG_EXT4_FS_SECURITY: enabled
- "btrfs":
- CONFIG_BTRFS_FS: enabled
- "devicemapper":
- CONFIG_BLK_DEV_DM: enabled
- CONFIG_DM_THIN_PROVISIONING: enabled
- CONFIG_EXT4_FS: enabled
- CONFIG_EXT4_FS_POSIX_ACL: enabled
- CONFIG_EXT4_FS_SECURITY: enabled
- "overlayfs":
- CONFIG_OVERLAYFS_FS: missing
```
Signed-off-by: Andrew Page <admwiggin@gmail.com>
Upstream-commit: 54a6e6d1229adb1169809493af89600c5ccc70ae
Component: engine
The `contrib` directory contains scripts, images, and other helpful things which are not part of the core docker distribution. Please note that they could be out of date, since they do not receive the same attention as the rest of the repository.