550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan * CDDL HEADER START
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan * The contents of this file are subject to the terms of the
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan * Common Development and Distribution License (the "License").
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan * You may not use this file except in compliance with the License.
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan * or http://www.opensolaris.org/os/licensing.
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan * See the License for the specific language governing permissions
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan * and limitations under the License.
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan * When distributing Covered Code, include this CDDL HEADER in each
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan * If applicable, add the following below this CDDL HEADER, with the
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan * fields enclosed by brackets "[]" replaced with your own identifying
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan * information: Portions Copyright [yyyy] [name of copyright owner]
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan * CDDL HEADER END
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan ((a) > 0 ? (1 + (((a) - 1) | (sizeof (long) - 1))) : sizeof (long))
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan * Tell the kernel to add, delete or change a route
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan (void) memset(&w, 0, sizeof (w));
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan (void) memset(&w_mask, 0, sizeof (w_mask));
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan w.w_rtm.rtm_msglen = sizeof (struct rt_msghdr) +
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan 2 * ROUNDUP_LONG(sizeof (struct sockaddr_in));
64639aaf7beb84086b88f186ea1fa9ccf0be8c57Darren Reed if (plen2mask(masklen, AF_INET, (struct sockaddr *)&m4) != 0) {
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan w_mask.sin_addr = ((struct sockaddr_in *)&m4)->sin_addr;
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan (void) memmove(cp, &w_mask, sizeof (w_mask));
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan cp += ROUNDUP_LONG(sizeof (struct sockaddr_in));
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan w.w_rtm.rtm_msglen += ROUNDUP_LONG(sizeof (struct sockaddr_in));
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan (void) memmove(cp, &w_ifp, sizeof (w_ifp));
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan w.w_rtm.rtm_msglen += ROUNDUP_LONG(sizeof (struct sockaddr_dl));
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan cc = write(rtsock, &w, w.w_rtm.rtm_msglen);
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan if (errno == ESRCH && (action == RTM_CHANGE ||
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan (void) memset(&w, 0, sizeof (w));
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan (void) memset(&w_mask, 0, sizeof (w_mask));
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan w.w_rtm.rtm_msglen = sizeof (struct rt_msghdr) +
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan 2 * ROUNDUP_LONG(sizeof (struct sockaddr_in6));
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan w_mask.sin6_addr = ((struct sockaddr_in6 *)&m6)->sin6_addr;
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan (void) memmove(cp, &w_mask, sizeof (w_mask));
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan cp += ROUNDUP_LONG(sizeof (struct sockaddr_in6));
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan ROUNDUP_LONG(sizeof (struct sockaddr_in6));
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan (void) memmove(cp, &w_ifp, sizeof (w_ifp));
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan w.w_rtm.rtm_msglen += ROUNDUP_LONG(sizeof (struct sockaddr_dl));
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan cc = write(rtsock, &w, w.w_rtm.rtm_msglen);
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan if (errno == ESRCH && (action == RTM_CHANGE ||
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan * Return TRUE if running in a Solaris 10 Container.
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan if (zone_getattr(zoneid, ZONE_ATTR_BRAND, brand, sizeof (brand)) < 0)
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan return (strcmp(brand, NATIVE_BRAND_NAME) != 0);
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan * Configure addresses on link. `buf' is a string of comma-separated
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan * IP addresses.
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhani_ipadm_ngz_addr(ipadm_handle_t iph, char *link, char *buf)
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan for (cp = strtok(buf, ","); cp != NULL; cp = strtok(NULL, ",")) {
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan ipstatus = ipadm_create_addrobj(IPADM_ADDR_STATIC, link,
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan * ipadm_set_addr does the appropriate name resolution and
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan * sets up the ipadm_static_addr field.
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan ipstatus = ipadm_set_addr(ipaddr, cp, AF_UNSPEC);
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan * The (*persist_if)() will set up persistent information for the interface,
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan * based on what interface families are required, so just resolve the
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan * address and inform the callback about the linkname, and required address
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhani_ipadm_ngz_persist_if(char *link, char *buf,
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan void (*ngz_persist_if)(char *, boolean_t, boolean_t))
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan for (cp = strtok(buf, ","); cp != NULL; cp = strtok(NULL, ",")) {
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan /* remove the /<masklen> that's always added by zoneadmd */
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan (void) strlcpy(addr, cp, (slashp - cp + 1));
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan /* resolve the address to find the family */
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan ipstatus = i_ipadm_resolve_addr(addr, AF_UNSPEC, &ss);
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhani_ipadm_create_ngz_route(int rtsock, char *link, uint8_t *buf, size_t buflen)
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan const in6_addr_t ipv6_all_zeros = { 0, 0, 0, 0 };
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan for (cp = buf; cp < buf + buflen; cp += sizeof (defrouter)) {
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan i_ipadm_rtioctl6(rtsock, RTM_ADD, ipv6_all_zeros,
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan i_ipadm_rtioctl4(rtsock, RTM_ADD, INADDR_ANY,
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan * Wrapper function to zone_getattr() for retrieving from-gz attributes that
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan * were made availabe for exclusive IP non-global zones by zoneadmd from teh
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan * global zone.
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhani_ipadm_zone_get_network(zoneid_t zoneid, datalink_id_t linkid, int type,
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan zndata = calloc(1, sizeof (*zndata) + *bufsize);
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan if (zone_getattr(zoneid, ZONE_ATTR_NETWORK, zndata,
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan * Callback function that configures a single datalink in a non-global zone.
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhani_ipadm_zone_network_attr(dladm_handle_t dh, datalink_id_t linkid, void *arg)
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan boolean_t is_ipmgmtd = (iph->iph_flags & IPH_IPMGMTD);
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan ipstatus = i_ipadm_zone_get_network(zoneid, linkid,
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan dlstatus = dladm_datalink_id2info(dh, linkid, NULL, NULL,
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan * if ifname has been specified, then skip interfaces that don't match
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan if (ifname != NULL && strcmp(ifname, link) != 0)
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan * Plumb the interface and configure addresses on for S10 Containers.
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan * We need to always do this for S10C because ipadm persistent
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan * configuration is not available in S10C. For ipkg zones,
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan * we skip the actual plumbing/configuration, but will call the
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan * (*ngz_persist_if)() callback to create the persistent state for the
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan * interface. The interface will be configured in ipkg zones when
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan * ipadm_enable_if() is invoked to restore persistent configuration.
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan (void) i_ipadm_ngz_persist_if(link, (char *)buf,
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan ipstatus = i_ipadm_ngz_addr(iph, link, (char *)buf);
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan /* apply any default router information. */
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan ipstatus = i_ipadm_zone_get_network(zoneid, linkid,
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan i_ipadm_create_ngz_route(rtsock, link, buf, bufsize);
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan * ipmgmt_net_from_gz_init() initializes exclusive-IP stack non-global zones by
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan * extracting configuration that has been saved in the kernel and applying
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan * that information to the appropriate datalinks for the zone. If an ifname
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan * argument is passed in, only the selected IP interface corresponding to
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan * datalink will be initialized, otherwise all datalinks will be plumbed for IP
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan * and IP address and route information will be configured.
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhanipadm_init_net_from_gz(ipadm_handle_t iph, char *ifname,
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan void (*persist_if)(char *, boolean_t, boolean_t))
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan i_ipadm_get_flags(iph, ifname, AF_INET, &flags) != IPADM_SUCCESS &&
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan i_ipadm_get_flags(iph, ifname, AF_INET6, &flags) != IPADM_SUCCESS)
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan if (ifname != NULL && !(flags & IFF_L3PROTECT))
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan return (IPADM_SUCCESS); /* nothing to initialize */
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan nwd.ngz_s10c = i_ipadm_zone_is_s10c(iph->iph_zoneid);
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan if (dladm_name2info(dlh, ifname, &linkid, NULL, NULL,
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan (void) i_ipadm_zone_network_attr(dlh, linkid, &nwd);
550b6e4083768ca350e9e7c3a1ebbf720b23dcadSowmini Varadhan (void) dladm_walk_datalink_id(i_ipadm_zone_network_attr, dlh,