int address_update(Address *address, Link *link, sd_rtnl_message_handler_t callback) { _cleanup_rtnl_message_unref_ sd_rtnl_message *req = NULL; int r; assert(address); assert(address->family == AF_INET || address->family == AF_INET6); assert(link->ifindex > 0); assert(link->manager); assert(link->manager->rtnl); r = sd_rtnl_message_new_addr_update(link->manager->rtnl, &req, link->ifindex, address->family); if (r < 0) return log_error_errno(r, "Could not allocate RTM_NEWADDR message: %m"); r = sd_rtnl_message_addr_set_prefixlen(req, address->prefixlen); if (r < 0) return log_error_errno(r, "Could not set prefixlen: %m"); r = sd_rtnl_message_addr_set_flags(req, IFA_F_PERMANENT); if (r < 0) return log_error_errno(r, "Could not set flags: %m"); r = sd_rtnl_message_addr_set_scope(req, address->scope); if (r < 0) return log_error_errno(r, "Could not set scope: %m"); if (address->family == AF_INET) r = sd_rtnl_message_append_in_addr(req, IFA_LOCAL, &address->in_addr.in); else if (address->family == AF_INET6) r = sd_rtnl_message_append_in6_addr(req, IFA_LOCAL, &address->in_addr.in6); if (r < 0) return log_error_errno(r, "Could not append IFA_LOCAL attribute: %m"); if (address->family == AF_INET) { r = sd_rtnl_message_append_in_addr(req, IFA_BROADCAST, &address->broadcast); if (r < 0) return log_error_errno(r, "Could not append IFA_BROADCAST attribute: %m"); } if (address->label) { r = sd_rtnl_message_append_string(req, IFA_LABEL, address->label); if (r < 0) return log_error_errno(r, "Could not append IFA_LABEL attribute: %m"); } r = sd_rtnl_message_append_cache_info(req, IFA_CACHEINFO, &address->cinfo); if (r < 0) return log_error_errno(r, "Could not append IFA_CACHEINFO attribute: %m"); r = sd_rtnl_call_async(link->manager->rtnl, req, callback, link, 0, NULL); if (r < 0) return log_error_errno(r, "Could not send rtnetlink message: %m"); link_ref(link); return 0; }
int address_drop(Address *address, Link *link, sd_rtnl_message_handler_t callback) { _cleanup_rtnl_message_unref_ sd_rtnl_message *req = NULL; int r; assert(address); assert(address->family == AF_INET || address->family == AF_INET6); assert(link); assert(link->ifindex > 0); assert(link->manager); assert(link->manager->rtnl); r = sd_rtnl_message_new_addr(link->manager->rtnl, &req, RTM_DELADDR, link->ifindex, address->family); if (r < 0) { log_error("Could not allocate RTM_DELADDR message: %s", strerror(-r)); return r; } r = sd_rtnl_message_addr_set_prefixlen(req, address->prefixlen); if (r < 0) { log_error("Could not set prefixlen: %s", strerror(-r)); return r; } if (address->family == AF_INET) r = sd_rtnl_message_append_in_addr(req, IFA_LOCAL, &address->in_addr.in); else if (address->family == AF_INET6) r = sd_rtnl_message_append_in6_addr(req, IFA_LOCAL, &address->in_addr.in6); if (r < 0) { log_error("Could not append IFA_LOCAL attribute: %s", strerror(-r)); return r; } r = sd_rtnl_call_async(link->manager->rtnl, req, callback, link, 0, NULL); if (r < 0) { log_error("Could not send rtnetlink message: %s", strerror(-r)); return r; } return 0; }
int address_configure(Address *address, Link *link, sd_rtnl_message_handler_t callback) { _cleanup_rtnl_message_unref_ sd_rtnl_message *req = NULL; int r; assert(address); assert(address->family == AF_INET || address->family == AF_INET6); assert(link); assert(link->ifindex > 0); assert(link->manager); assert(link->manager->rtnl); r = sd_rtnl_message_new_addr(RTM_NEWADDR, link->ifindex, address->family, &req); if (r < 0) { log_error("Could not allocate RTM_NEWADDR message: %s", strerror(-r)); return r; } r = sd_rtnl_message_addr_set_prefixlen(req, address->prefixlen); if (r < 0) { log_error("Could not set prefixlen: %s", strerror(-r)); return r; } r = sd_rtnl_message_addr_set_flags(req, IFA_F_PERMANENT); if (r < 0) { log_error("Could not set flags: %s", strerror(-r)); return r; } r = sd_rtnl_message_addr_set_scope(req, RT_SCOPE_UNIVERSE); if (r < 0) { log_error("Could not set scope: %s", strerror(-r)); return r; } if (address->family == AF_INET) r = sd_rtnl_message_append_in_addr(req, IFA_LOCAL, &address->in_addr.in); else if (address->family == AF_INET6) r = sd_rtnl_message_append_in6_addr(req, IFA_LOCAL, &address->in_addr.in6); if (r < 0) { log_error("Could not append IFA_LOCAL attribute: %s", strerror(-r)); return r; } if (address->family == AF_INET) { r = sd_rtnl_message_append_in_addr(req, IFA_BROADCAST, &address->broadcast); if (r < 0) { log_error("Could not append IFA_BROADCAST attribute: %s", strerror(-r)); return r; } } if (address->label) { r = sd_rtnl_message_append_string(req, IFA_LABEL, address->label); if (r < 0) { log_error("Could not append IFA_LABEL attribute: %s", strerror(-r)); return r; } } r = sd_rtnl_call_async(link->manager->rtnl, req, callback, link, 0, NULL); if (r < 0) { log_error("Could not send rtnetlink message: %s", strerror(-r)); return r; } return 0; }