diff options
Diffstat (limited to 'src/udev/net')
| -rw-r--r-- | src/udev/net/link-config.c | 42 | ||||
| -rw-r--r-- | src/udev/net/link-config.h | 2 |
2 files changed, 27 insertions, 17 deletions
diff --git a/src/udev/net/link-config.c b/src/udev/net/link-config.c index cf966bfe37..80f8b16f54 100644 --- a/src/udev/net/link-config.c +++ b/src/udev/net/link-config.c @@ -280,8 +280,10 @@ static bool enable_name_policy(void) { } FOREACH_WORD_QUOTED(w, l, line, state) - if (strneq(w, "net.ifnames=0", l)) + if (strneq(w, "net.ifnames=0", l)) { + log_info("Link name policy disabled on kernel commandline, ignoring."); return false; + } return true; } @@ -365,40 +367,45 @@ static int get_mac(struct udev_device *device, bool want_random, struct ether_ad return 0; } -int link_config_apply(link_config_ctx *ctx, link_config *config, struct udev_device *device) { - const char *name; +int link_config_apply(link_config_ctx *ctx, link_config *config, struct udev_device *device, const char **name) { + const char *old_name; const char *new_name = NULL; struct ether_addr generated_mac; struct ether_addr *mac = NULL; int r, ifindex; + assert(ctx); + assert(config); + assert(device); + assert(name); + r = link_config_ctx_connect(ctx); if (r < 0) return r; - name = udev_device_get_sysname(device); - if (!name) + old_name = udev_device_get_sysname(device); + if (!old_name) return -EINVAL; - log_info("Configuring %s", name); + log_info("Configuring %s", old_name); if (config->description) { r = udev_device_set_sysattr_value(device, "ifalias", config->description); if (r < 0) log_warning("Could not set description of %s to '%s': %s", - name, config->description, strerror(-r)); + old_name, config->description, strerror(-r)); } - r = ethtool_set_speed(ctx->ethtool_fd, name, config->speed, config->duplex); + r = ethtool_set_speed(ctx->ethtool_fd, old_name, config->speed, config->duplex); if (r < 0) log_warning("Could not set speed or duplex of %s to %u Mbytes (%s): %s", - name, config->speed, duplex_to_string(config->duplex), strerror(-r)); + old_name, config->speed, duplex_to_string(config->duplex), strerror(-r)); - r = ethtool_set_wol(ctx->ethtool_fd, name, config->wol); + r = ethtool_set_wol(ctx->ethtool_fd, old_name, config->wol); if (r < 0) log_warning("Could not set WakeOnLan of %s to %s: %s", - name, wol_to_string(config->wol), strerror(-r)); + old_name, wol_to_string(config->wol), strerror(-r)); ifindex = udev_device_get_ifindex(device); if (ifindex <= 0) { @@ -429,9 +436,12 @@ int link_config_apply(link_config_ctx *ctx, link_config *config, struct udev_dev } } - if (!new_name && config->name) { - new_name = config->name; - } + if (new_name) + *name = new_name; /* a name was set by a policy */ + else if (config->name) + *name = config->name; /* a name was set manually in the config */ + else + *name = NULL; switch (config->mac_policy) { case MACPOLICY_PERSISTENT: @@ -454,9 +464,9 @@ int link_config_apply(link_config_ctx *ctx, link_config *config, struct udev_dev mac = config->mac; } - r = rtnl_set_link_properties(ctx->rtnl, ifindex, new_name, mac, config->mtu); + r = rtnl_set_link_properties(ctx->rtnl, ifindex, mac, config->mtu); if (r < 0) { - log_warning("Could not set Name, MACAddress or MTU on %s: %s", name, strerror(-r)); + log_warning("Could not set MACAddress or MTU on %s: %s", old_name, strerror(-r)); return r; } diff --git a/src/udev/net/link-config.h b/src/udev/net/link-config.h index f5dee5a274..b3ee81fdaa 100644 --- a/src/udev/net/link-config.h +++ b/src/udev/net/link-config.h @@ -74,7 +74,7 @@ int link_config_load(link_config_ctx *ctx); bool link_config_should_reload(link_config_ctx *ctx); int link_config_get(link_config_ctx *ctx, struct udev_device *device, struct link_config **ret); -int link_config_apply(link_config_ctx *ctx, struct link_config *config, struct udev_device *device); +int link_config_apply(link_config_ctx *ctx, struct link_config *config, struct udev_device *device, const char **name); const char *name_policy_to_string(NamePolicy p) _const_; NamePolicy name_policy_from_string(const char *p) _pure_; |