From e331e24649213f2e093e16e4d3d64ee823dfc375 Mon Sep 17 00:00:00 2001 From: Tom Gundersen Date: Wed, 4 Feb 2015 11:44:37 +0100 Subject: networkd: add basic dbus API MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Only the very basics, more to come. For now: $ busctl tree org.freedesktop.network1 └─/org/freedesktop/network1 └─/org/freedesktop/network1/link ├─/org/freedesktop/network1/link/1 ├─/org/freedesktop/network1/link/2 ├─/org/freedesktop/network1/link/3 ├─/org/freedesktop/network1/link/4 ├─/org/freedesktop/network1/link/5 ├─/org/freedesktop/network1/link/6 ├─/org/freedesktop/network1/link/7 ├─/org/freedesktop/network1/link/8 └─/org/freedesktop/network1/link/9 $ busctl introspect org.freedesktop.network1 /org/freedesktop/network1 NAME TYPE SIGNATURE RESULT/VALUE FLAGS org.freedesktop.network1.Manager interface - - - .OperationalState property s "carrier" emits-change $ busctl introspect org.freedesktop.network1 /org/freedesktop/network1/link/1 NAME TYPE SIGNATURE RESULT/VALUE FLAGS org.freedesktop.network1.Link interface - - - .AdministrativeState property s "unmanaged" emits-change .OperationalState property s "carrier" emits-change --- src/network/networkd-link.c | 48 +++++++++++++++++++++++++++++++-------------- 1 file changed, 33 insertions(+), 15 deletions(-) (limited to 'src/network/networkd-link.c') diff --git a/src/network/networkd-link.c b/src/network/networkd-link.c index 077626cd17..f4ab97fb17 100644 --- a/src/network/networkd-link.c +++ b/src/network/networkd-link.c @@ -338,11 +338,24 @@ int link_get(Manager *m, int ifindex, Link **ret) { return 0; } +static void link_set_state(Link *link, LinkState state) { + assert(link); + + if (link->state == state) + return; + + link->state = state; + + link_send_changed(link, "AdministrativeState", NULL); + + return; +} + void link_drop(Link *link) { if (!link || link->state == LINK_STATE_LINGER) return; - link->state = LINK_STATE_LINGER; + link_set_state(link, LINK_STATE_LINGER); log_link_debug(link, "link removed"); @@ -356,7 +369,7 @@ static void link_enter_unmanaged(Link *link) { log_link_debug(link, "unmanaged"); - link->state = LINK_STATE_UNMANAGED; + link_set_state(link, LINK_STATE_UNMANAGED); link_save(link); } @@ -430,7 +443,7 @@ void link_enter_failed(Link *link) { log_link_warning(link, "failed"); - link->state = LINK_STATE_FAILED; + link_set_state(link, LINK_STATE_FAILED); link_stop_clients(link); @@ -473,7 +486,7 @@ static int link_enter_configured(Link *link) { log_link_info(link, "link configured"); - link->state = LINK_STATE_CONFIGURED; + link_set_state(link, LINK_STATE_CONFIGURED); link_save(link); @@ -536,7 +549,7 @@ static int link_enter_set_routes(Link *link) { assert(link->network); assert(link->state == LINK_STATE_SETTING_ADDRESSES); - link->state = LINK_STATE_SETTING_ROUTES; + link_set_state(link, LINK_STATE_SETTING_ROUTES); LIST_FOREACH(routes, rt, link->network->static_routes) { r = route_configure(rt, link, &route_handler); @@ -617,7 +630,7 @@ static int link_enter_set_addresses(Link *link) { assert(link->network); assert(link->state != _LINK_STATE_INVALID); - link->state = LINK_STATE_SETTING_ADDRESSES; + link_set_state(link, LINK_STATE_SETTING_ADDRESSES); LIST_FOREACH(addresses, ad, link->network->static_addresses) { r = address_configure(ad, link, &address_handler); @@ -1153,7 +1166,7 @@ static int link_enter_join_netdev(Link *link) { assert(link->network); assert(link->state == LINK_STATE_PENDING); - link->state = LINK_STATE_ENSLAVING; + link_set_state(link, LINK_STATE_ENSLAVING); link_save(link); @@ -1724,7 +1737,7 @@ int link_update(Link *link, sd_rtnl_message *m) { if (link->state == LINK_STATE_LINGER) { link_ref(link); log_link_info(link, "link readded"); - link->state = LINK_STATE_ENSLAVING; + link_set_state(link, LINK_STATE_ENSLAVING); } r = sd_rtnl_message_read_string(m, IFLA_IFNAME, &ifname); @@ -1843,11 +1856,11 @@ int link_update(Link *link, sd_rtnl_message *m) { } static void link_update_operstate(Link *link) { - + LinkOperationalState operstate; assert(link); if (link->kernel_operstate == IF_OPER_DORMANT) - link->operstate = LINK_OPERSTATE_DORMANT; + operstate = LINK_OPERSTATE_DORMANT; else if (link_has_carrier(link)) { Address *address; uint8_t scope = RT_SCOPE_NOWHERE; @@ -1863,17 +1876,22 @@ static void link_update_operstate(Link *link) { if (scope < RT_SCOPE_SITE) /* universally accessible addresses found */ - link->operstate = LINK_OPERSTATE_ROUTABLE; + operstate = LINK_OPERSTATE_ROUTABLE; else if (scope < RT_SCOPE_HOST) /* only link or site local addresses found */ - link->operstate = LINK_OPERSTATE_DEGRADED; + operstate = LINK_OPERSTATE_DEGRADED; else /* no useful addresses found */ - link->operstate = LINK_OPERSTATE_CARRIER; + operstate = LINK_OPERSTATE_CARRIER; } else if (link->flags & IFF_UP) - link->operstate = LINK_OPERSTATE_NO_CARRIER; + operstate = LINK_OPERSTATE_NO_CARRIER; else - link->operstate = LINK_OPERSTATE_OFF; + operstate = LINK_OPERSTATE_OFF; + + if (link->operstate != operstate) { + link->operstate = operstate; + link_send_changed(link, "OperationalState", NULL); + } } int link_save(Link *link) { -- cgit v1.2.3-54-g00ecf