diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/libsystemd/sd-rtnl/rtnl-util.c | 12 | ||||
| -rw-r--r-- | src/libsystemd/sd-rtnl/rtnl-util.h | 2 | ||||
| -rw-r--r-- | src/udev/udev-event.c | 23 | ||||
| -rw-r--r-- | src/udev/udev.h | 2 | ||||
| -rw-r--r-- | src/udev/udevd.c | 8 |
5 files changed, 28 insertions, 19 deletions
diff --git a/src/libsystemd/sd-rtnl/rtnl-util.c b/src/libsystemd/sd-rtnl/rtnl-util.c index 0bc2c9b1f5..fe0f34e125 100644 --- a/src/libsystemd/sd-rtnl/rtnl-util.c +++ b/src/libsystemd/sd-rtnl/rtnl-util.c @@ -26,7 +26,7 @@ #include "rtnl-util.h" #include "rtnl-internal.h" -int rtnl_set_link_name(sd_rtnl *rtnl, int ifindex, const char *name) { +int rtnl_set_link_name(sd_rtnl **rtnl, int ifindex, const char *name) { _cleanup_rtnl_message_unref_ sd_rtnl_message *message = NULL; int r; @@ -34,7 +34,13 @@ int rtnl_set_link_name(sd_rtnl *rtnl, int ifindex, const char *name) { assert(ifindex > 0); assert(name); - r = sd_rtnl_message_new_link(rtnl, &message, RTM_SETLINK, ifindex); + if (!*rtnl) { + r = sd_rtnl_open(rtnl, 0); + if (r < 0) + return r; + } + + r = sd_rtnl_message_new_link(*rtnl, &message, RTM_SETLINK, ifindex); if (r < 0) return r; @@ -42,7 +48,7 @@ int rtnl_set_link_name(sd_rtnl *rtnl, int ifindex, const char *name) { if (r < 0) return r; - r = sd_rtnl_call(rtnl, message, 0, NULL); + r = sd_rtnl_call(*rtnl, message, 0, NULL); if (r < 0) return r; diff --git a/src/libsystemd/sd-rtnl/rtnl-util.h b/src/libsystemd/sd-rtnl/rtnl-util.h index 2963f02d3e..94af3b1720 100644 --- a/src/libsystemd/sd-rtnl/rtnl-util.h +++ b/src/libsystemd/sd-rtnl/rtnl-util.h @@ -34,7 +34,7 @@ bool rtnl_message_type_is_link(uint16_t type); bool rtnl_message_type_is_addr(uint16_t type); bool rtnl_message_type_is_route(uint16_t type); -int rtnl_set_link_name(sd_rtnl *rtnl, int ifindex, const char *name); +int rtnl_set_link_name(sd_rtnl **rtnl, int ifindex, const char *name); int rtnl_set_link_properties(sd_rtnl *rtnl, int ifindex, const char *alias, const struct ether_addr *mac, unsigned mtu); int rtnl_log_parse_error(int r); diff --git a/src/udev/udev-event.c b/src/udev/udev-event.c index 18b92ca428..1bbf41e757 100644 --- a/src/udev/udev-event.c +++ b/src/udev/udev-event.c @@ -53,6 +53,7 @@ struct udev_event *udev_event_new(struct udev_device *dev) { void udev_event_unref(struct udev_event *event) { if (event == NULL) return; + sd_rtnl_unref(event->rtnl); udev_list_cleanup(&event->run_list); udev_list_cleanup(&event->seclabel_list); free(event->program_result); @@ -746,30 +747,24 @@ out: static int rename_netif(struct udev_event *event) { struct udev_device *dev = event->dev; - _cleanup_rtnl_unref_ sd_rtnl *rtnl = NULL; char name[IFNAMSIZ]; const char *oldname; int r; oldname = udev_device_get_sysname(dev); - log_debug("changing net interface name from '%s' to '%s'", - oldname, event->name); - strscpy(name, IFNAMSIZ, event->name); - r = sd_rtnl_open(&rtnl, 0); - if (r < 0) + r = rtnl_set_link_name(&event->rtnl, udev_device_get_ifindex(dev), name); + if (r < 0) { + log_error("error changing net interface name '%s' to '%s': %s", + oldname, name, strerror(-r)); return r; + } - r = rtnl_set_link_name(rtnl, udev_device_get_ifindex(dev), name); - if (r < 0) - log_error("error changing net interface name %s to %s: %s", - oldname, name, strerror(-r)); - else - print_kmsg("renamed network interface %s to %s\n", oldname, name); + print_kmsg("renamed network interface '%s' to '%s'\n", oldname, name); - return r; + return 0; } void udev_event_execute_rules(struct udev_event *event, @@ -832,8 +827,6 @@ void udev_event_execute_rules(struct udev_event *event, r = rename_netif(event); if (r >= 0) { - log_debug("renamed netif to '%s'", event->name); - /* remember old name */ udev_device_add_property(dev, "INTERFACE_OLD", udev_device_get_sysname(dev)); diff --git a/src/udev/udev.h b/src/udev/udev.h index faa8f566c2..ed01da30e4 100644 --- a/src/udev/udev.h +++ b/src/udev/udev.h @@ -23,6 +23,7 @@ #include <signal.h> #include "macro.h" +#include "sd-rtnl.h" #include "libudev.h" #include "libudev-private.h" #include "util.h" @@ -44,6 +45,7 @@ struct udev_event { int exec_delay; usec_t birth_usec; int fd_signal; + sd_rtnl *rtnl; unsigned int builtin_run; unsigned int builtin_ret; bool sigterm; diff --git a/src/udev/udevd.c b/src/udev/udevd.c index e72c5b231e..be0acc3177 100644 --- a/src/udev/udevd.c +++ b/src/udev/udevd.c @@ -48,6 +48,7 @@ #include "udev.h" #include "udev-util.h" +#include "rtnl-util.h" #include "sd-daemon.h" #include "cgroup-util.h" #include "dev-setup.h" @@ -200,6 +201,7 @@ static void worker_new(struct event *event) { case 0: { struct udev_device *dev = NULL; int fd_monitor; + _cleanup_rtnl_unref_ sd_rtnl *rtnl = NULL; struct epoll_event ep_signal, ep_monitor; sigset_t mask; int rc = EXIT_SUCCESS; @@ -301,11 +303,17 @@ static void worker_new(struct event *event) { } } + /* needed for renaming netifs */ + udev_event->rtnl = rtnl; + /* apply rules, create node, symlinks */ udev_event_execute_rules(udev_event, event_timeout_usec, rules, &sigmask_orig); udev_event_execute_run(udev_event, event_timeout_usec, &sigmask_orig); + /* in case rtnl was initialized */ + rtnl = sd_rtnl_ref(udev_event->rtnl); + /* apply/restore inotify watch */ if (udev_event->inotify_watch) { udev_watch_begin(udev, dev); |