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| author | Daniel J Walsh <dwalsh@redhat.com> | 2020-07-18 06:28:27 -0400 |
|---|---|---|
| committer | Daniel J Walsh <dwalsh@redhat.com> | 2020-07-18 06:30:28 -0400 |
| commit | 94d9add4eb596670be6fe5c511b7d6068ff23923 (patch) | |
| tree | a9b303ed7d749129a1b919866960770f194eb8f4 /rootless.md | |
| parent | deff289a9fea26815983318b0a120ab652295eb8 (diff) | |
| download | podman-94d9add4eb596670be6fe5c511b7d6068ff23923.tar.gz podman-94d9add4eb596670be6fe5c511b7d6068ff23923.tar.bz2 podman-94d9add4eb596670be6fe5c511b7d6068ff23923.zip | |
document CAP_SYS_ADMIN required for systemd PrivateNetwork
Signed-off-by: James Cassell <code@james.cassell.me>
Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>
Diffstat (limited to 'rootless.md')
| -rw-r--r-- | rootless.md | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/rootless.md b/rootless.md index e6f17a370..f94815606 100644 --- a/rootless.md +++ b/rootless.md @@ -17,7 +17,7 @@ can easily fail * As of Fedora 31 defaults to cgroup V2, which has full support of rootless cgroup management. Note this requires the --cgroup-manager within rootless containers to use systemd, which new containers will get by default. * Some system unit configuration options do not work in the rootless container * systemd fails to apply several options and failures are silently ignored (e.g. CPUShares, MemoryLimit). Should work on cgroup V2. - * Use of certain options will cause service startup failures (e.g. PrivateNetwork). + * Use of certain options will cause service startup failures (e.g. PrivateNetwork). The systemd services requiring `PrivateNetwork` can be made to work by passing `--cap-add SYS_ADMIN`, but the security implications should be carefully evaluated. In most cases, it's better to create an override.conf drop-in that sets `PrivateNetwork=no`. This also applies to containers run by root. * Can not share container images with CRI-O or other rootfull users * Difficult to use additional stores for sharing content * Does not work on NFS or parallel filesystem homedirs (e.g. [GPFS](https://www.ibm.com/support/knowledgecenter/en/SSFKCN/gpfs_welcome.html)) |