diff options
| author | Tom Gundersen <teg@jklm.no> | 2014-02-12 16:40:24 +0100 |
|---|---|---|
| committer | Tom Gundersen <teg@jklm.no> | 2014-02-12 17:04:35 +0100 |
| commit | 60ad0c85e58ea8f546677c1d2e425551f7b96179 (patch) | |
| tree | c2fc8b0739436729b70c8d2f170abfd434b88504 /src/network/networkd-manager.c | |
| parent | 86d0d519429b85b0cad93c8c9fe8e68c5b9a4fe3 (diff) | |
networkd: work inside containers
Udev does not run in containers, so instead of relying on it to tell us when a
network device is ready to be used by networkd, we simply assume that any
device was fully initialized before being added to the container.
Diffstat (limited to 'src/network/networkd-manager.c')
| -rw-r--r-- | src/network/networkd-manager.c | 27 |
1 files changed, 21 insertions, 6 deletions
diff --git a/src/network/networkd-manager.c b/src/network/networkd-manager.c index fb3360db0..54e83e3dd 100644 --- a/src/network/networkd-manager.c +++ b/src/network/networkd-manager.c @@ -27,6 +27,7 @@ #include "udev-util.h" #include "rtnl-util.h" #include "mkdir.h" +#include "virt.h" const char* const network_dirs[] = { "/etc/systemd/network", @@ -63,9 +64,18 @@ int manager_new(Manager **ret) { if (!m->udev) return -ENOMEM; - m->udev_monitor = udev_monitor_new_from_netlink(m->udev, "udev"); - if (!m->udev_monitor) - return -ENOMEM; + /* udev does not initialize devices inside containers, + * so we rely on them being already initialized before + * entering the container */ + if (detect_container(NULL) > 0) { + m->udev_monitor = udev_monitor_new_from_netlink(m->udev, "kernel"); + if (!m->udev_monitor) + return -ENOMEM; + } else { + m->udev_monitor = udev_monitor_new_from_netlink(m->udev, "udev"); + if (!m->udev_monitor) + return -ENOMEM; + } m->links = hashmap_new(uint64_hash_func, uint64_compare_func); if (!m->links) @@ -179,9 +189,14 @@ int manager_udev_enumerate_links(Manager *m) { if (r < 0) return r; - r = udev_enumerate_add_match_is_initialized(e); - if (r < 0) - return r; + /* udev does not initialize devices inside containers, + * so we rely on them being already initialized before + * entering the container */ + if (detect_container(NULL) <= 0) { + r = udev_enumerate_add_match_is_initialized(e); + if (r < 0) + return r; + } r = udev_enumerate_scan_devices(e); if (r < 0) |