/* Configure management interface as dhcp mode.
* On success, returns CMD_SUCCESS. On failure, returns CMD_OVSDB_FAILURE.
*/
static int
mgmt_intf_set_dhcp()
{
const struct ovsrec_system *row = NULL;
struct ovsdb_idl_txn* status_txn = NULL;
enum ovsdb_idl_txn_status status;
struct smap smap = SMAP_INITIALIZER(&smap);
status_txn = cli_do_config_start();
if (NULL == status_txn)
{
VLOG_ERR(OVSDB_TXN_CREATE_ERROR);
cli_do_config_abort(status_txn);
return CMD_OVSDB_FAILURE;
}
row = ovsrec_system_first(idl);
if (!row)
{
VLOG_ERR(OVSDB_ROW_FETCH_ERROR);
cli_do_config_abort(status_txn);
return CMD_OVSDB_FAILURE;
}
/* If current mode is static remove static configs from DB. */
smap_clone(&smap, &row->mgmt_intf);
if (is_mode_static(row))
{
mgmt_intf_clear_ipv4_config_db(row, &smap);
mgmt_intf_clear_ipv6_config_db(row, &smap);
}
smap_replace(&smap,
SYSTEM_MGMT_INTF_MAP_MODE,
SYSTEM_MGMT_INTF_MAP_MODE_DHCP);
ovsrec_system_set_mgmt_intf(row, &smap);
smap_destroy(&smap);
status = cli_do_config_finish(status_txn);
if (TXN_SUCCESS == status || TXN_UNCHANGED == status)
{
return CMD_SUCCESS;
}
else
{
VLOG_ERR(OVSDB_TXN_COMMIT_ERROR);
return CMD_OVSDB_FAILURE;
}
}
static int
ecmp_config_set_status (bool status, const char * field)
{
const struct ovsrec_system *ovs_row = NULL;
enum ovsdb_idl_txn_status txn_status;
struct ovsdb_idl_txn *status_txn = cli_do_config_start ();
bool rc = false;
struct smap smap_ecmp_config;
if (status_txn == NULL)
{
VLOG_ERR (OVSDB_TXN_CREATE_ERROR);
cli_do_config_abort (status_txn);
return CMD_OVSDB_FAILURE;
}
/* Need to set ecmp_config status */
ovs_row = ovsrec_system_first (idl);
if (!ovs_row)
{
VLOG_ERR (OVSDB_ROW_FETCH_ERROR);
cli_do_config_abort (status_txn);
return CMD_OVSDB_FAILURE;
}
rc = smap_get_bool (&ovs_row->ecmp_config, field,
SYSTEM_ECMP_CONFIG_ENABLE_DEFAULT);
if (rc != status)
{
smap_clone (&smap_ecmp_config, &ovs_row->ecmp_config);
smap_replace (&smap_ecmp_config, field, status ? "true" : "false");
VLOG_DBG ("%s Set the ecmp config to status = %s old state = %s",
__func__, status ? "enabled" : "disabled",
rc ? "enabled" : "disabled");
ovsrec_system_set_ecmp_config (ovs_row, &smap_ecmp_config);
smap_destroy (&smap_ecmp_config);
}
txn_status = cli_do_config_finish (status_txn);
if (txn_status == TXN_SUCCESS || txn_status == TXN_UNCHANGED)
return CMD_SUCCESS;
else
{
VLOG_ERR (OVSDB_TXN_COMMIT_ERROR);
return CMD_OVSDB_FAILURE;
}
}
/*-----------------------------------------------------------------------------
| Function : sftp_server_enable_disable
| Responsibility : To enable/disable SFTP server.
| Parameters :
| bool enable: If true, enable SFTP server and if false
| disable the SFTP server.
| Return : On success returns CMD_SUCCESS,
| On failure returns CMD_OVSDB_FAILURE
-----------------------------------------------------------------------------*/
static int
sftp_server_enable_disable (bool enable)
{
const struct ovsrec_system *row = NULL;
enum ovsdb_idl_txn_status txn_status;
struct ovsdb_idl_txn *status_txn = cli_do_config_start();
struct smap smap;
if (status_txn == NULL)
{
VLOG_ERR(OVSDB_TXN_CREATE_ERROR);
cli_do_config_abort(status_txn);
return CMD_OVSDB_FAILURE;
}
row = ovsrec_system_first(idl);
if (!row)
{
VLOG_ERR(OVSDB_ROW_FETCH_ERROR);
cli_do_config_abort(status_txn);
return CMD_OVSDB_FAILURE;
}
smap_clone(&smap, &row->other_config);
if (enable) {
smap_replace(&smap, SFTP_SERVER_CONFIG, "true");
} else {
smap_replace(&smap, SFTP_SERVER_CONFIG, "false");
}
ovsrec_system_set_other_config(row, &smap);
txn_status = cli_do_config_finish(status_txn);
smap_destroy(&smap);
if (txn_status == TXN_SUCCESS || txn_status == TXN_UNCHANGED)
{
return CMD_SUCCESS;
}
else
{
VLOG_ERR(OVSDB_TXN_COMMIT_ERROR);
return CMD_OVSDB_FAILURE;
}
}
/*-----------------------------------------------------------------------------
| Function : udpfwd_globalconfig
| Responsibility : To enable/disable udp broadcast forwarding and dhcp-relay.
| Parameters :
| status : If true, enable UDP broadcast forwarding/dhcp-relay and
| if false disable the UDP broadcast forwarding/dhcp-relay
| Return : On success returns CMD_SUCCESS,
| On failure returns CMD_OVSDB_FAILURE
-----------------------------------------------------------------------------*/
int8_t udpfwd_globalconfig(const char *status)
{
const struct ovsrec_system *ovs_row = NULL;
struct ovsdb_idl_txn *status_txn = cli_do_config_start();
struct smap smap_status_value;
enum ovsdb_idl_txn_status txn_status;
char *key = NULL;
if (status_txn == NULL)
{
VLOG_ERR(OVSDB_TXN_CREATE_ERROR);
cli_do_config_abort(status_txn);
return CMD_OVSDB_FAILURE;
}
ovs_row = ovsrec_system_first(idl);
if (!ovs_row) {
VLOG_ERR(OVSDB_ROW_FETCH_ERROR);
cli_do_config_abort(status_txn);
return CMD_OVSDB_FAILURE;
}
key = SYSTEM_OTHER_CONFIG_MAP_UDP_BCAST_FWD_ENABLED;
smap_clone(&smap_status_value, &ovs_row->other_config);
/* Update the latest config status. */
smap_replace(&smap_status_value, key, status);
ovsrec_system_set_other_config(ovs_row, &smap_status_value);
smap_destroy(&smap_status_value);
txn_status = cli_do_config_finish(status_txn);
if (txn_status == TXN_SUCCESS || txn_status == TXN_UNCHANGED)
{
return CMD_SUCCESS;
}
else
{
VLOG_ERR(OVSDB_TXN_COMMIT_ERROR);
return CMD_OVSDB_FAILURE;
}
}
/* Configuring management interface DNS server.
* On success, returns CMD_SUCCESS. On failure, returns CMD_OVSDB_FAILURE.
*/
static int
mgmt_intf_set_dns(bool set, const char *dns1, const char *dns2)
{
const struct ovsrec_system *row = NULL;
struct smap smap = SMAP_INITIALIZER(&smap);
const char *cfg_dns1 = NULL;
const char *cfg_dns2 = NULL;
struct ovsdb_idl_txn* status_txn = NULL;
enum ovsdb_idl_txn_status status;
status_txn = cli_do_config_start();
if (NULL == status_txn)
{
VLOG_ERR(OVSDB_TXN_CREATE_ERROR);
cli_do_config_abort(status_txn);
return CMD_OVSDB_FAILURE;
}
row = ovsrec_system_first(idl);
if (!row)
{
VLOG_ERR(OVSDB_ROW_FETCH_ERROR);
cli_do_config_abort(status_txn);
return CMD_OVSDB_FAILURE;
}
smap_clone(&smap, &row->mgmt_intf);
/* Handle primary DNS server configuration. */
if (set)
{
smap_replace(&smap, SYSTEM_MGMT_INTF_MAP_DNS_SERVER_1, dns1);
if (dns2)
{
smap_replace(&smap, SYSTEM_MGMT_INTF_MAP_DNS_SERVER_2, dns2);
}
else
{
smap_replace(&smap, SYSTEM_MGMT_INTF_MAP_DNS_SERVER_2,
MGMT_INTF_DEFAULT_IP);
}
}
else
{
cfg_dns1 = smap_get(&smap, SYSTEM_MGMT_INTF_MAP_DNS_SERVER_1);
if (!cfg_dns1 || strcmp(dns1, cfg_dns1) != 0)
{
vty_out(vty, " %s %s", OVSDB_INVALID_VALUE_ERROR, VTY_NEWLINE);
cli_do_config_abort(status_txn);
smap_destroy(&smap);
return CMD_SUCCESS;
}
cfg_dns2 = smap_get(&smap, SYSTEM_MGMT_INTF_MAP_DNS_SERVER_2);
if (dns2)
{
if (!cfg_dns2 || strcmp(dns2, cfg_dns2) != 0)
{
vty_out(vty, " %s %s", OVSDB_INVALID_VALUE_ERROR, VTY_NEWLINE);
cli_do_config_abort(status_txn);
smap_destroy(&smap);
return CMD_SUCCESS;
}
smap_replace(&smap, SYSTEM_MGMT_INTF_MAP_DNS_SERVER_2,
MGMT_INTF_DEFAULT_IP);
}
else if (cfg_dns2 && strcmp(cfg_dns2, MGMT_INTF_DEFAULT_IP) != 0)
{
vty_out(vty, " %s %s", OVSDB_DNS_DEPENDENCY_ERROR, VTY_NEWLINE);
cli_do_config_abort(status_txn);
smap_destroy(&smap);
return CMD_SUCCESS;
}
smap_replace(&smap, SYSTEM_MGMT_INTF_MAP_DNS_SERVER_1,
MGMT_INTF_DEFAULT_IP);
}
ovsrec_system_set_mgmt_intf(row, &smap);
smap_destroy(&smap);
status = cli_do_config_finish(status_txn);
if (TXN_SUCCESS == status || TXN_UNCHANGED == status)
{
return CMD_SUCCESS;
}
else
{
VLOG_ERR(OVSDB_TXN_COMMIT_ERROR);
return CMD_OVSDB_FAILURE;
}
}
/* Configuring IPv6 default gateway on management interface.
* On success, returns CMD_SUCCESS. On failure, returns CMD_OVSDB_FAILURE.
*/
static int
mgmt_intf_set_default_gw_ipv6(bool set, const char *gw_v6)
{
const struct ovsrec_system *row = NULL;
struct smap smap = SMAP_INITIALIZER(&smap);
const char *cfg_gw = NULL;
struct ovsdb_idl_txn* status_txn = NULL;
enum ovsdb_idl_txn_status status;
if (!is_valid_ip_address(gw_v6))
{
vty_out(vty, " %s %s", OVSDB_INVALID_IPV4_IPV6_ERROR,VTY_NEWLINE);
return CMD_SUCCESS;
}
status_txn = cli_do_config_start();
if (NULL == status_txn)
{
VLOG_ERR(OVSDB_TXN_CREATE_ERROR);
cli_do_config_abort(status_txn);
return CMD_OVSDB_FAILURE;
}
row = ovsrec_system_first(idl);
if (!row)
{
VLOG_ERR(OVSDB_ROW_FETCH_ERROR);
cli_do_config_abort(status_txn);
return CMD_OVSDB_FAILURE;
}
if (!is_mode_static(row))
{
vty_out(vty, " %s %s", OVSDB_MODE_ERROR, VTY_NEWLINE);
cli_do_config_abort(status_txn);
return CMD_SUCCESS;
}
smap_clone(&smap, &row->mgmt_intf);
if(!smap_get(&smap, SYSTEM_MGMT_INTF_MAP_IPV6))
{
vty_out(vty, " %s %s", OVSDB_NO_IP_ERROR, VTY_NEWLINE);
cli_do_config_abort(status_txn);
smap_destroy(&smap);
return CMD_SUCCESS;
}
if (set)
{
smap_replace(&smap, SYSTEM_MGMT_INTF_MAP_DEFAULT_GATEWAY_V6, gw_v6);
}
else
{
cfg_gw = smap_get(&smap, SYSTEM_MGMT_INTF_MAP_DEFAULT_GATEWAY_V6);
if (!cfg_gw || strcmp(gw_v6, cfg_gw) != 0)
{
vty_out(vty, " %s %s", OVSDB_INVALID_VALUE_ERROR, VTY_NEWLINE);
cli_do_config_abort(status_txn);
smap_destroy(&smap);
return CMD_SUCCESS;
}
smap_replace(&smap, SYSTEM_MGMT_INTF_MAP_DEFAULT_GATEWAY_V6,
MGMT_INTF_DEFAULT_IPV6);
}
ovsrec_system_set_mgmt_intf(row, &smap);
smap_destroy(&smap);
status = cli_do_config_finish(status_txn);
if (TXN_SUCCESS == status || TXN_UNCHANGED == status)
{
return CMD_SUCCESS;
}
else
{
VLOG_ERR(OVSDB_TXN_COMMIT_ERROR);
return CMD_OVSDB_FAILURE;
}
}
/* Configuring static ip on management interface.
* On success, returns CMD_SUCCESS. On failure, returns CMD_OVSDB_FAILURE.
*/
static int
mgmt_intf_set_static(bool set, const char *ip, enum ip_type type)
{
const struct ovsrec_system *row = NULL;
struct smap smap = SMAP_INITIALIZER(&smap);
struct ovsdb_idl_txn* status_txn = NULL;
enum ovsdb_idl_txn_status status;
const char *subnet = NULL;
const char *ip_addr = NULL;
unsigned short subnet_in = 0;
char buf[MAX_IPV4_OR_IPV6_SUBNET_CIDR_STR_LEN];
if (!is_valid_ip_address(ip))
{
vty_out(vty, " %s %s", OVSDB_INVALID_IPV4_IPV6_ERROR, VTY_NEWLINE);
return CMD_SUCCESS;
}
memset(buf, 0, MAX_IPV4_OR_IPV6_SUBNET_CIDR_STR_LEN);
strncpy(buf, ip, MAX_IPV4_OR_IPV6_SUBNET_CIDR_STR_LEN);
ip_addr = strtok(buf, "/");
subnet = strtok(NULL, "\0");
subnet_in = atoi(subnet);
if (IPV4 == type)
{
if (IS_INVALID_IPV4_SUBNET(subnet_in))
{
vty_out(vty, " %s %s", OVSDB_INVALID_SUBNET_ERROR, VTY_NEWLINE);
return CMD_SUCCESS;
}
}else if (IPV6 == type) {
if (IS_INVALID_IPV6_SUBNET(subnet_in))
{
vty_out(vty, " %s %s", OVSDB_INVALID_SUBNET_ERROR, VTY_NEWLINE);
return CMD_SUCCESS;
}
}
status_txn = cli_do_config_start();
if (NULL == status_txn)
{
VLOG_ERR(OVSDB_TXN_CREATE_ERROR);
cli_do_config_abort(status_txn);
return CMD_OVSDB_FAILURE;
}
row = ovsrec_system_first(idl);
if (!row)
{
VLOG_ERR(OVSDB_ROW_FETCH_ERROR);
cli_do_config_abort(status_txn);
return CMD_OVSDB_FAILURE;
}
smap_clone(&smap, &row->mgmt_intf);
if (set)
smap_replace(&smap, SYSTEM_MGMT_INTF_MAP_MODE,
SYSTEM_MGMT_INTF_MAP_MODE_STATIC);
if (IPV4 == type) {
if (set)
{
smap_replace(&smap, SYSTEM_MGMT_INTF_MAP_IP, ip_addr);
smap_replace(&smap, SYSTEM_MGMT_INTF_MAP_SUBNET_MASK, subnet);
}
else
{
if (mgmt_intf_remove_static_ipv4_address(&smap, ip_addr, subnet)
!= CMD_SUCCESS)
{
cli_do_config_abort(status_txn);
smap_destroy(&smap);
return CMD_SUCCESS;
}
}
}else if (IPV6 == type) {
if (set)
smap_replace(&smap, SYSTEM_MGMT_INTF_MAP_IPV6, ip);
else
{
if (mgmt_intf_remove_static_ipv6_address(&smap, ip) != CMD_SUCCESS)
{
cli_do_config_abort(status_txn);
smap_destroy(&smap);
return CMD_SUCCESS;
}
}
}
ovsrec_system_set_mgmt_intf(row, &smap);
smap_destroy(&smap);
status = cli_do_config_finish(status_txn);
if (TXN_SUCCESS == status || TXN_UNCHANGED == status)
{
return CMD_SUCCESS;
}
else
{
VLOG_ERR(OVSDB_TXN_COMMIT_ERROR);
return CMD_OVSDB_FAILURE;
}
}
/* Returns this chassis's Chassis record, if it is available and is currently
* amenable to a transaction. */
const struct sbrec_chassis *
chassis_run(struct controller_ctx *ctx, const char *chassis_id,
const struct ovsrec_bridge *br_int)
{
if (!ctx->ovnsb_idl_txn) {
return NULL;
}
const struct ovsrec_open_vswitch *cfg;
const char *encap_type, *encap_ip;
static bool inited = false;
cfg = ovsrec_open_vswitch_first(ctx->ovs_idl);
if (!cfg) {
VLOG_INFO("No Open_vSwitch row defined.");
return NULL;
}
encap_type = smap_get(&cfg->external_ids, "ovn-encap-type");
encap_ip = smap_get(&cfg->external_ids, "ovn-encap-ip");
if (!encap_type || !encap_ip) {
VLOG_INFO("Need to specify an encap type and ip");
return NULL;
}
char *tokstr = xstrdup(encap_type);
char *save_ptr = NULL;
char *token;
uint32_t req_tunnels = 0;
for (token = strtok_r(tokstr, ",", &save_ptr); token != NULL;
token = strtok_r(NULL, ",", &save_ptr)) {
uint32_t type = get_tunnel_type(token);
if (!type) {
VLOG_INFO("Unknown tunnel type: %s", token);
}
req_tunnels |= type;
}
free(tokstr);
const char *hostname = smap_get_def(&cfg->external_ids, "hostname", "");
char hostname_[HOST_NAME_MAX + 1];
if (!hostname[0]) {
if (gethostname(hostname_, sizeof hostname_)) {
hostname_[0] = '\0';
}
hostname = hostname_;
}
const char *bridge_mappings = get_bridge_mappings(&cfg->external_ids);
const char *datapath_type =
br_int && br_int->datapath_type ? br_int->datapath_type : "";
struct ds iface_types = DS_EMPTY_INITIALIZER;
ds_put_cstr(&iface_types, "");
for (int j = 0; j < cfg->n_iface_types; j++) {
ds_put_format(&iface_types, "%s,", cfg->iface_types[j]);
}
ds_chomp(&iface_types, ',');
const char *iface_types_str = ds_cstr(&iface_types);
const struct sbrec_chassis *chassis_rec
= get_chassis(ctx->ovnsb_idl, chassis_id);
if (chassis_rec) {
if (strcmp(hostname, chassis_rec->hostname)) {
sbrec_chassis_set_hostname(chassis_rec, hostname);
}
/* Determine new values for Chassis external-ids. */
const char *chassis_bridge_mappings
= get_bridge_mappings(&chassis_rec->external_ids);
const char *chassis_datapath_type
= smap_get_def(&chassis_rec->external_ids, "datapath-type", "");
const char *chassis_iface_types
= smap_get_def(&chassis_rec->external_ids, "iface-types", "");
/* If any of the external-ids should change, update them. */
if (strcmp(bridge_mappings, chassis_bridge_mappings) ||
strcmp(datapath_type, chassis_datapath_type) ||
strcmp(iface_types_str, chassis_iface_types)) {
struct smap new_ids;
smap_clone(&new_ids, &chassis_rec->external_ids);
smap_replace(&new_ids, "ovn-bridge-mappings", bridge_mappings);
smap_replace(&new_ids, "datapath-type", datapath_type);
smap_replace(&new_ids, "iface-types", iface_types_str);
sbrec_chassis_verify_external_ids(chassis_rec);
sbrec_chassis_set_external_ids(chassis_rec, &new_ids);
smap_destroy(&new_ids);
}
/* Compare desired tunnels against those currently in the database. */
uint32_t cur_tunnels = 0;
bool same = true;
for (int i = 0; i < chassis_rec->n_encaps; i++) {
cur_tunnels |= get_tunnel_type(chassis_rec->encaps[i]->type);
same = same && !strcmp(chassis_rec->encaps[i]->ip, encap_ip);
same = same && smap_get_bool(&chassis_rec->encaps[i]->options,
"csum", false);
}
same = same && req_tunnels == cur_tunnels;
if (same) {
/* Nothing changed. */
inited = true;
ds_destroy(&iface_types);
return chassis_rec;
} else if (!inited) {
struct ds cur_encaps = DS_EMPTY_INITIALIZER;
for (int i = 0; i < chassis_rec->n_encaps; i++) {
ds_put_format(&cur_encaps, "%s,",
chassis_rec->encaps[i]->type);
}
ds_chomp(&cur_encaps, ',');
VLOG_WARN("Chassis config changing on startup, make sure "
"multiple chassis are not configured : %s/%s->%s/%s",
ds_cstr(&cur_encaps),
chassis_rec->encaps[0]->ip,
encap_type, encap_ip);
ds_destroy(&cur_encaps);
}
}
ovsdb_idl_txn_add_comment(ctx->ovnsb_idl_txn,
"ovn-controller: registering chassis '%s'",
chassis_id);
if (!chassis_rec) {
struct smap ext_ids = SMAP_INITIALIZER(&ext_ids);
smap_add(&ext_ids, "ovn-bridge-mappings", bridge_mappings);
smap_add(&ext_ids, "datapath-type", datapath_type);
smap_add(&ext_ids, "iface-types", iface_types_str);
chassis_rec = sbrec_chassis_insert(ctx->ovnsb_idl_txn);
sbrec_chassis_set_name(chassis_rec, chassis_id);
sbrec_chassis_set_hostname(chassis_rec, hostname);
sbrec_chassis_set_external_ids(chassis_rec, &ext_ids);
smap_destroy(&ext_ids);
}
ds_destroy(&iface_types);
int n_encaps = count_1bits(req_tunnels);
struct sbrec_encap **encaps = xmalloc(n_encaps * sizeof *encaps);
const struct smap options = SMAP_CONST1(&options, "csum", "true");
for (int i = 0; i < n_encaps; i++) {
const char *type = pop_tunnel_name(&req_tunnels);
encaps[i] = sbrec_encap_insert(ctx->ovnsb_idl_txn);
sbrec_encap_set_type(encaps[i], type);
sbrec_encap_set_ip(encaps[i], encap_ip);
sbrec_encap_set_options(encaps[i], &options);
}
sbrec_chassis_set_encaps(chassis_rec, encaps, n_encaps);
free(encaps);
inited = true;
return chassis_rec;
}