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TP-Link_Archer-XR500v/EN7526G_3.18Kernel_SDK/apps/public/openvswitch-2.5.0/utilities/ovs-vsctl.c
Matheus Sampaio Queiroga aaca98136a Add gpl
2024-07-22 01:58:46 -03:00

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/*
* Copyright (c) 2009, 2010, 2011, 2012, 2013, 2014, 2015 Nicira, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <config.h>
#include <ctype.h>
#include <errno.h>
#include <float.h>
#include <getopt.h>
#include <inttypes.h>
#include <signal.h>
#include <stdarg.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "db-ctl-base.h"
#include "command-line.h"
#include "compiler.h"
#include "dynamic-string.h"
#include "fatal-signal.h"
#include "hash.h"
#include "json.h"
#include "ovsdb-data.h"
#include "ovsdb-idl.h"
#include "poll-loop.h"
#include "process.h"
#include "stream.h"
#include "stream-ssl.h"
#include "smap.h"
#include "sset.h"
#include "svec.h"
#include "lib/vswitch-idl.h"
#include "table.h"
#include "timeval.h"
#include "util.h"
#include "openvswitch/vconn.h"
#include "openvswitch/vlog.h"
VLOG_DEFINE_THIS_MODULE(vsctl);
struct vsctl_context;
/* --db: The database server to contact. */
static const char *db;
/* --oneline: Write each command's output as a single line? */
static bool oneline;
/* --dry-run: Do not commit any changes. */
static bool dry_run;
/* --no-wait: Wait for ovs-vswitchd to reload its configuration? */
static bool wait_for_reload = true;
/* --timeout: Time to wait for a connection to 'db'. */
static int timeout;
/* --retry: If true, ovs-vsctl will retry connecting to the database forever.
* If false and --db says to use an active connection method (e.g. "unix:",
* "tcp:", "ssl:"), then ovs-vsctl will try to connect once and exit with an
* error if the database server cannot be contacted (e.g. ovsdb-server is not
* running).
*
* Regardless of this setting, --timeout always limits how long ovs-vsctl will
* wait. */
static bool retry;
/* Format for table output. */
static struct table_style table_style = TABLE_STYLE_DEFAULT;
static void vsctl_cmd_init(void);
/* The IDL we're using and the current transaction, if any.
* This is for use by vsctl_exit() only, to allow it to clean up.
* Other code should use its context arguments. */
static struct ovsdb_idl *the_idl;
static struct ovsdb_idl_txn *the_idl_txn;
OVS_NO_RETURN static void vsctl_exit(int status);
OVS_NO_RETURN static void usage(void);
static void parse_options(int argc, char *argv[], struct shash *local_options);
static void run_prerequisites(struct ctl_command[], size_t n_commands,
struct ovsdb_idl *);
static void do_vsctl(const char *args, struct ctl_command *, size_t n,
struct ovsdb_idl *);
/* post_db_reload_check frame work is to allow ovs-vsctl to do additional
* checks after OVSDB transactions are successfully recorded and reload by
* ovs-vswitchd.
*
* For example, When a new interface is added to OVSDB, ovs-vswitchd will
* either store a positive values on successful implementing the new
* interface, or -1 on failure.
*
* Unless -no-wait command line option is specified,
* post_db_reload_do_checks() is called right after any configuration
* changes is picked up (i.e. reload) by ovs-vswitchd. Any error detected
* post OVSDB reload is reported as ovs-vsctl errors. OVS-vswitchd logs
* more detailed messages about those errors.
*
* Current implementation only check for Post OVSDB reload failures on new
* interface additions with 'add-br' and 'add-port' commands.
*
* post_db_reload_expect_iface()
*
* keep track of interfaces to be checked post OVSDB reload. */
static void post_db_reload_check_init(void);
static void post_db_reload_do_checks(const struct vsctl_context *);
static void post_db_reload_expect_iface(const struct ovsrec_interface *);
static struct uuid *neoteric_ifaces;
static size_t n_neoteric_ifaces;
static size_t allocated_neoteric_ifaces;
int
main(int argc, char *argv[])
{
extern struct vlog_module VLM_reconnect;
struct ovsdb_idl *idl;
struct ctl_command *commands;
struct shash local_options;
unsigned int seqno;
size_t n_commands;
char *args;
set_program_name(argv[0]);
fatal_ignore_sigpipe();
vlog_set_levels(NULL, VLF_CONSOLE, VLL_WARN);
vlog_set_levels(&VLM_reconnect, VLF_ANY_DESTINATION, VLL_WARN);
ovsrec_init();
vsctl_cmd_init();
/* Log our arguments. This is often valuable for debugging systems. */
args = process_escape_args(argv);
VLOG(ctl_might_write_to_db(argv) ? VLL_INFO : VLL_DBG, "Called as %s", args);
/* Parse command line. */
shash_init(&local_options);
parse_options(argc, argv, &local_options);
commands = ctl_parse_commands(argc - optind, argv + optind, &local_options,
&n_commands);
if (timeout) {
time_alarm(timeout);
}
/* Initialize IDL. */
idl = the_idl = ovsdb_idl_create(db, &ovsrec_idl_class, false, retry);
run_prerequisites(commands, n_commands, idl);
/* Execute the commands.
*
* 'seqno' is the database sequence number for which we last tried to
* execute our transaction. There's no point in trying to commit more than
* once for any given sequence number, because if the transaction fails
* it's because the database changed and we need to obtain an up-to-date
* view of the database before we try the transaction again. */
seqno = ovsdb_idl_get_seqno(idl);
for (;;) {
ovsdb_idl_run(idl);
if (!ovsdb_idl_is_alive(idl)) {
int retval = ovsdb_idl_get_last_error(idl);
ctl_fatal("%s: database connection failed (%s)",
db, ovs_retval_to_string(retval));
}
if (seqno != ovsdb_idl_get_seqno(idl)) {
seqno = ovsdb_idl_get_seqno(idl);
do_vsctl(args, commands, n_commands, idl);
}
if (seqno == ovsdb_idl_get_seqno(idl)) {
ovsdb_idl_wait(idl);
poll_block();
}
}
}
static void
parse_options(int argc, char *argv[], struct shash *local_options)
{
enum {
OPT_DB = UCHAR_MAX + 1,
OPT_ONELINE,
OPT_NO_SYSLOG,
OPT_NO_WAIT,
OPT_DRY_RUN,
OPT_BOOTSTRAP_CA_CERT,
OPT_PEER_CA_CERT,
OPT_LOCAL,
OPT_RETRY,
OPT_COMMANDS,
OPT_OPTIONS,
VLOG_OPTION_ENUMS,
TABLE_OPTION_ENUMS
};
static const struct option global_long_options[] = {
{"db", required_argument, NULL, OPT_DB},
{"no-syslog", no_argument, NULL, OPT_NO_SYSLOG},
{"no-wait", no_argument, NULL, OPT_NO_WAIT},
{"dry-run", no_argument, NULL, OPT_DRY_RUN},
{"oneline", no_argument, NULL, OPT_ONELINE},
{"timeout", required_argument, NULL, 't'},
{"retry", no_argument, NULL, OPT_RETRY},
{"help", no_argument, NULL, 'h'},
{"commands", no_argument, NULL, OPT_COMMANDS},
{"options", no_argument, NULL, OPT_OPTIONS},
{"version", no_argument, NULL, 'V'},
VLOG_LONG_OPTIONS,
TABLE_LONG_OPTIONS,
STREAM_SSL_LONG_OPTIONS,
{"bootstrap-ca-cert", required_argument, NULL, OPT_BOOTSTRAP_CA_CERT},
{"peer-ca-cert", required_argument, NULL, OPT_PEER_CA_CERT},
{NULL, 0, NULL, 0},
};
const int n_global_long_options = ARRAY_SIZE(global_long_options) - 1;
char *tmp, *short_options;
struct option *options;
size_t allocated_options;
size_t n_options;
size_t i;
tmp = ovs_cmdl_long_options_to_short_options(global_long_options);
short_options = xasprintf("+%s", tmp);
free(tmp);
/* We want to parse both global and command-specific options here, but
* getopt_long() isn't too convenient for the job. We copy our global
* options into a dynamic array, then append all of the command-specific
* options. */
options = xmemdup(global_long_options, sizeof global_long_options);
allocated_options = ARRAY_SIZE(global_long_options);
n_options = n_global_long_options;
ctl_add_cmd_options(&options, &n_options, &allocated_options, OPT_LOCAL);
table_style.format = TF_LIST;
for (;;) {
int idx;
int c;
c = getopt_long(argc, argv, short_options, options, &idx);
if (c == -1) {
break;
}
switch (c) {
case OPT_DB:
db = optarg;
break;
case OPT_ONELINE:
oneline = true;
break;
case OPT_NO_SYSLOG:
vlog_set_levels(&VLM_vsctl, VLF_SYSLOG, VLL_WARN);
break;
case OPT_NO_WAIT:
wait_for_reload = false;
break;
case OPT_DRY_RUN:
dry_run = true;
break;
case OPT_LOCAL:
if (shash_find(local_options, options[idx].name)) {
ctl_fatal("'%s' option specified multiple times",
options[idx].name);
}
shash_add_nocopy(local_options,
xasprintf("--%s", options[idx].name),
optarg ? xstrdup(optarg) : NULL);
break;
case 'h':
usage();
case OPT_COMMANDS:
ctl_print_commands();
case OPT_OPTIONS:
ctl_print_options(global_long_options);
case 'V':
ovs_print_version(0, 0);
printf("DB Schema %s\n", ovsrec_get_db_version());
exit(EXIT_SUCCESS);
case 't':
timeout = strtoul(optarg, NULL, 10);
if (timeout < 0) {
ctl_fatal("value %s on -t or --timeout is invalid",
optarg);
}
break;
case OPT_RETRY:
retry = true;
break;
VLOG_OPTION_HANDLERS
TABLE_OPTION_HANDLERS(&table_style)
STREAM_SSL_OPTION_HANDLERS
case OPT_PEER_CA_CERT:
stream_ssl_set_peer_ca_cert_file(optarg);
break;
case OPT_BOOTSTRAP_CA_CERT:
stream_ssl_set_ca_cert_file(optarg, true);
break;
case '?':
exit(EXIT_FAILURE);
default:
abort();
}
}
free(short_options);
if (!db) {
db = ctl_default_db();
}
for (i = n_global_long_options; options[i].name; i++) {
free(CONST_CAST(char *, options[i].name));
}
free(options);
}
static void
usage(void)
{
printf("\
%s: ovs-vswitchd management utility\n\
usage: %s [OPTIONS] COMMAND [ARG...]\n\
\n\
Open vSwitch commands:\n\
init initialize database, if not yet initialized\n\
show print overview of database contents\n\
emer-reset reset configuration to clean state\n\
\n\
Bridge commands:\n\
add-br BRIDGE create a new bridge named BRIDGE\n\
add-br BRIDGE PARENT VLAN create new fake BRIDGE in PARENT on VLAN\n\
del-br BRIDGE delete BRIDGE and all of its ports\n\
list-br print the names of all the bridges\n\
br-exists BRIDGE exit 2 if BRIDGE does not exist\n\
br-to-vlan BRIDGE print the VLAN which BRIDGE is on\n\
br-to-parent BRIDGE print the parent of BRIDGE\n\
br-set-external-id BRIDGE KEY VALUE set KEY on BRIDGE to VALUE\n\
br-set-external-id BRIDGE KEY unset KEY on BRIDGE\n\
br-get-external-id BRIDGE KEY print value of KEY on BRIDGE\n\
br-get-external-id BRIDGE list key-value pairs on BRIDGE\n\
\n\
Port commands (a bond is considered to be a single port):\n\
list-ports BRIDGE print the names of all the ports on BRIDGE\n\
add-port BRIDGE PORT add network device PORT to BRIDGE\n\
add-bond BRIDGE PORT IFACE... add bonded port PORT in BRIDGE from IFACES\n\
del-port [BRIDGE] PORT delete PORT (which may be bonded) from BRIDGE\n\
port-to-br PORT print name of bridge that contains PORT\n\
\n\
Interface commands (a bond consists of multiple interfaces):\n\
list-ifaces BRIDGE print the names of all interfaces on BRIDGE\n\
iface-to-br IFACE print name of bridge that contains IFACE\n\
\n\
Controller commands:\n\
get-controller BRIDGE print the controllers for BRIDGE\n\
del-controller BRIDGE delete the controllers for BRIDGE\n\
set-controller BRIDGE TARGET... set the controllers for BRIDGE\n\
get-fail-mode BRIDGE print the fail-mode for BRIDGE\n\
del-fail-mode BRIDGE delete the fail-mode for BRIDGE\n\
set-fail-mode BRIDGE MODE set the fail-mode for BRIDGE to MODE\n\
\n\
Manager commands:\n\
get-manager print the managers\n\
del-manager delete the managers\n\
set-manager TARGET... set the list of managers to TARGET...\n\
\n\
SSL commands:\n\
get-ssl print the SSL configuration\n\
del-ssl delete the SSL configuration\n\
set-ssl PRIV-KEY CERT CA-CERT set the SSL configuration\n\
\n\
Auto Attach commands:\n\
add-aa-mapping BRIDGE I-SID VLAN add Auto Attach mapping to BRIDGE\n\
del-aa-mapping BRIDGE I-SID VLAN delete Auto Attach mapping VLAN from BRIDGE\n\
get-aa-mapping BRIDGE get Auto Attach mappings from BRIDGE\n\
\n\
Switch commands:\n\
emer-reset reset switch to known good state\n\
\n\
%s\
\n\
Options:\n\
--db=DATABASE connect to DATABASE\n\
(default: %s)\n\
--no-wait do not wait for ovs-vswitchd to reconfigure\n\
--retry keep trying to connect to server forever\n\
-t, --timeout=SECS wait at most SECS seconds for ovs-vswitchd\n\
--dry-run do not commit changes to database\n\
--oneline print exactly one line of output per command\n",
program_name, program_name, ctl_get_db_cmd_usage(), ctl_default_db());
vlog_usage();
printf("\
--no-syslog equivalent to --verbose=vsctl:syslog:warn\n");
stream_usage("database", true, true, false);
printf("\n\
Other options:\n\
-h, --help display this help message\n\
-V, --version display version information\n");
exit(EXIT_SUCCESS);
}
/* ovs-vsctl specific context. Inherits the 'struct ctl_context' as base. */
struct vsctl_context {
struct ctl_context base;
/* Modifiable state. */
const struct ovsrec_open_vswitch *ovs;
bool verified_ports;
/* A cache of the contents of the database.
*
* A command that needs to use any of this information must first call
* vsctl_context_populate_cache(). A command that changes anything that
* could invalidate the cache must either call
* vsctl_context_invalidate_cache() or manually update the cache to
* maintain its correctness. */
bool cache_valid;
struct shash bridges; /* Maps from bridge name to struct vsctl_bridge. */
struct shash ports; /* Maps from port name to struct vsctl_port. */
struct shash ifaces; /* Maps from port name to struct vsctl_iface. */
};
struct vsctl_bridge {
struct ovsrec_bridge *br_cfg;
char *name;
struct ovs_list ports; /* Contains "struct vsctl_port"s. */
/* VLAN ("fake") bridge support.
*
* Use 'parent != NULL' to detect a fake bridge, because 'vlan' can be 0
* in either case. */
struct hmap children; /* VLAN bridges indexed by 'vlan'. */
struct hmap_node children_node; /* Node in parent's 'children' hmap. */
struct vsctl_bridge *parent; /* Real bridge, or NULL. */
int vlan; /* VLAN VID (0...4095), or 0. */
};
struct vsctl_port {
struct ovs_list ports_node; /* In struct vsctl_bridge's 'ports' list. */
struct ovs_list ifaces; /* Contains "struct vsctl_iface"s. */
struct ovsrec_port *port_cfg;
struct vsctl_bridge *bridge;
};
struct vsctl_iface {
struct ovs_list ifaces_node; /* In struct vsctl_port's 'ifaces' list. */
struct ovsrec_interface *iface_cfg;
struct vsctl_port *port;
};
/* Casts 'base' into 'struct vsctl_context'. */
static struct vsctl_context *
vsctl_context_cast(struct ctl_context *base)
{
return CONTAINER_OF(base, struct vsctl_context, base);
}
static struct vsctl_bridge *find_vlan_bridge(struct vsctl_bridge *parent,
int vlan);
static char *
vsctl_context_to_string(const struct ctl_context *ctx)
{
const struct shash_node *node;
struct svec words;
char *s;
int i;
svec_init(&words);
SHASH_FOR_EACH (node, &ctx->options) {
svec_add(&words, node->name);
}
for (i = 0; i < ctx->argc; i++) {
svec_add(&words, ctx->argv[i]);
}
svec_terminate(&words);
s = process_escape_args(words.names);
svec_destroy(&words);
return s;
}
static void
verify_ports(struct vsctl_context *vsctl_ctx)
{
if (!vsctl_ctx->verified_ports) {
const struct ovsrec_bridge *bridge;
const struct ovsrec_port *port;
ovsrec_open_vswitch_verify_bridges(vsctl_ctx->ovs);
OVSREC_BRIDGE_FOR_EACH (bridge, vsctl_ctx->base.idl) {
ovsrec_bridge_verify_ports(bridge);
}
OVSREC_PORT_FOR_EACH (port, vsctl_ctx->base.idl) {
ovsrec_port_verify_interfaces(port);
}
vsctl_ctx->verified_ports = true;
}
}
static struct vsctl_bridge *
add_bridge_to_cache(struct vsctl_context *vsctl_ctx,
struct ovsrec_bridge *br_cfg, const char *name,
struct vsctl_bridge *parent, int vlan)
{
struct vsctl_bridge *br = xmalloc(sizeof *br);
br->br_cfg = br_cfg;
br->name = xstrdup(name);
list_init(&br->ports);
br->parent = parent;
br->vlan = vlan;
hmap_init(&br->children);
if (parent) {
struct vsctl_bridge *conflict = find_vlan_bridge(parent, vlan);
if (conflict) {
VLOG_WARN("%s: bridge has multiple VLAN bridges (%s and %s) "
"for VLAN %d, but only one is allowed",
parent->name, name, conflict->name, vlan);
} else {
hmap_insert(&parent->children, &br->children_node,
hash_int(vlan, 0));
}
}
shash_add(&vsctl_ctx->bridges, br->name, br);
return br;
}
static void
ovs_delete_bridge(const struct ovsrec_open_vswitch *ovs,
struct ovsrec_bridge *bridge)
{
struct ovsrec_bridge **bridges;
size_t i, n;
bridges = xmalloc(sizeof *ovs->bridges * ovs->n_bridges);
for (i = n = 0; i < ovs->n_bridges; i++) {
if (ovs->bridges[i] != bridge) {
bridges[n++] = ovs->bridges[i];
}
}
ovsrec_open_vswitch_set_bridges(ovs, bridges, n);
free(bridges);
}
static void
del_cached_bridge(struct vsctl_context *vsctl_ctx, struct vsctl_bridge *br)
{
ovs_assert(list_is_empty(&br->ports));
ovs_assert(hmap_is_empty(&br->children));
if (br->parent) {
hmap_remove(&br->parent->children, &br->children_node);
}
if (br->br_cfg) {
ovsrec_bridge_delete(br->br_cfg);
ovs_delete_bridge(vsctl_ctx->ovs, br->br_cfg);
}
shash_find_and_delete(&vsctl_ctx->bridges, br->name);
hmap_destroy(&br->children);
free(br->name);
free(br);
}
static bool
port_is_fake_bridge(const struct ovsrec_port *port_cfg)
{
return (port_cfg->fake_bridge
&& port_cfg->tag
&& *port_cfg->tag >= 0 && *port_cfg->tag <= 4095);
}
static struct vsctl_bridge *
find_vlan_bridge(struct vsctl_bridge *parent, int vlan)
{
struct vsctl_bridge *child;
HMAP_FOR_EACH_IN_BUCKET (child, children_node, hash_int(vlan, 0),
&parent->children) {
if (child->vlan == vlan) {
return child;
}
}
return NULL;
}
static struct vsctl_port *
add_port_to_cache(struct vsctl_context *vsctl_ctx, struct vsctl_bridge *parent,
struct ovsrec_port *port_cfg)
{
struct vsctl_port *port;
if (port_cfg->tag
&& *port_cfg->tag >= 0 && *port_cfg->tag <= 4095) {
struct vsctl_bridge *vlan_bridge;
vlan_bridge = find_vlan_bridge(parent, *port_cfg->tag);
if (vlan_bridge) {
parent = vlan_bridge;
}
}
port = xmalloc(sizeof *port);
list_push_back(&parent->ports, &port->ports_node);
list_init(&port->ifaces);
port->port_cfg = port_cfg;
port->bridge = parent;
shash_add(&vsctl_ctx->ports, port_cfg->name, port);
return port;
}
static void
del_cached_port(struct vsctl_context *vsctl_ctx, struct vsctl_port *port)
{
ovs_assert(list_is_empty(&port->ifaces));
list_remove(&port->ports_node);
shash_find_and_delete(&vsctl_ctx->ports, port->port_cfg->name);
ovsrec_port_delete(port->port_cfg);
free(port);
}
static struct vsctl_iface *
add_iface_to_cache(struct vsctl_context *vsctl_ctx, struct vsctl_port *parent,
struct ovsrec_interface *iface_cfg)
{
struct vsctl_iface *iface;
iface = xmalloc(sizeof *iface);
list_push_back(&parent->ifaces, &iface->ifaces_node);
iface->iface_cfg = iface_cfg;
iface->port = parent;
shash_add(&vsctl_ctx->ifaces, iface_cfg->name, iface);
return iface;
}
static void
del_cached_iface(struct vsctl_context *vsctl_ctx, struct vsctl_iface *iface)
{
list_remove(&iface->ifaces_node);
shash_find_and_delete(&vsctl_ctx->ifaces, iface->iface_cfg->name);
ovsrec_interface_delete(iface->iface_cfg);
free(iface);
}
static void
vsctl_context_invalidate_cache(struct ctl_context *ctx)
{
struct vsctl_context *vsctl_ctx = vsctl_context_cast(ctx);
struct shash_node *node;
if (!vsctl_ctx->cache_valid) {
return;
}
vsctl_ctx->cache_valid = false;
SHASH_FOR_EACH (node, &vsctl_ctx->bridges) {
struct vsctl_bridge *bridge = node->data;
hmap_destroy(&bridge->children);
free(bridge->name);
free(bridge);
}
shash_destroy(&vsctl_ctx->bridges);
shash_destroy_free_data(&vsctl_ctx->ports);
shash_destroy_free_data(&vsctl_ctx->ifaces);
}
static void
pre_get_info(struct ctl_context *ctx)
{
ovsdb_idl_add_column(ctx->idl, &ovsrec_open_vswitch_col_bridges);
ovsdb_idl_add_column(ctx->idl, &ovsrec_bridge_col_name);
ovsdb_idl_add_column(ctx->idl, &ovsrec_bridge_col_controller);
ovsdb_idl_add_column(ctx->idl, &ovsrec_bridge_col_fail_mode);
ovsdb_idl_add_column(ctx->idl, &ovsrec_bridge_col_ports);
ovsdb_idl_add_column(ctx->idl, &ovsrec_port_col_name);
ovsdb_idl_add_column(ctx->idl, &ovsrec_port_col_fake_bridge);
ovsdb_idl_add_column(ctx->idl, &ovsrec_port_col_tag);
ovsdb_idl_add_column(ctx->idl, &ovsrec_port_col_interfaces);
ovsdb_idl_add_column(ctx->idl, &ovsrec_interface_col_name);
ovsdb_idl_add_column(ctx->idl, &ovsrec_interface_col_ofport);
}
static void
vsctl_context_populate_cache(struct ctl_context *ctx)
{
struct vsctl_context *vsctl_ctx = vsctl_context_cast(ctx);
const struct ovsrec_open_vswitch *ovs = vsctl_ctx->ovs;
struct sset bridges, ports;
size_t i;
if (vsctl_ctx->cache_valid) {
/* Cache is already populated. */
return;
}
vsctl_ctx->cache_valid = true;
shash_init(&vsctl_ctx->bridges);
shash_init(&vsctl_ctx->ports);
shash_init(&vsctl_ctx->ifaces);
sset_init(&bridges);
sset_init(&ports);
for (i = 0; i < ovs->n_bridges; i++) {
struct ovsrec_bridge *br_cfg = ovs->bridges[i];
struct vsctl_bridge *br;
size_t j;
if (!sset_add(&bridges, br_cfg->name)) {
VLOG_WARN("%s: database contains duplicate bridge name",
br_cfg->name);
continue;
}
br = add_bridge_to_cache(vsctl_ctx, br_cfg, br_cfg->name, NULL, 0);
for (j = 0; j < br_cfg->n_ports; j++) {
struct ovsrec_port *port_cfg = br_cfg->ports[j];
if (!sset_add(&ports, port_cfg->name)) {
/* Duplicate port name. (We will warn about that later.) */
continue;
}
if (port_is_fake_bridge(port_cfg)
&& sset_add(&bridges, port_cfg->name)) {
add_bridge_to_cache(vsctl_ctx, NULL, port_cfg->name, br,
*port_cfg->tag);
}
}
}
sset_destroy(&bridges);
sset_destroy(&ports);
sset_init(&bridges);
for (i = 0; i < ovs->n_bridges; i++) {
struct ovsrec_bridge *br_cfg = ovs->bridges[i];
struct vsctl_bridge *br;
size_t j;
if (!sset_add(&bridges, br_cfg->name)) {
continue;
}
br = shash_find_data(&vsctl_ctx->bridges, br_cfg->name);
for (j = 0; j < br_cfg->n_ports; j++) {
struct ovsrec_port *port_cfg = br_cfg->ports[j];
struct vsctl_port *port;
size_t k;
port = shash_find_data(&vsctl_ctx->ports, port_cfg->name);
if (port) {
if (port_cfg == port->port_cfg) {
VLOG_WARN("%s: port is in multiple bridges (%s and %s)",
port_cfg->name, br->name, port->bridge->name);
} else {
/* Log as an error because this violates the database's
* uniqueness constraints, so the database server shouldn't
* have allowed it. */
VLOG_ERR("%s: database contains duplicate port name",
port_cfg->name);
}
continue;
}
if (port_is_fake_bridge(port_cfg)
&& !sset_add(&bridges, port_cfg->name)) {
continue;
}
port = add_port_to_cache(vsctl_ctx, br, port_cfg);
for (k = 0; k < port_cfg->n_interfaces; k++) {
struct ovsrec_interface *iface_cfg = port_cfg->interfaces[k];
struct vsctl_iface *iface;
iface = shash_find_data(&vsctl_ctx->ifaces, iface_cfg->name);
if (iface) {
if (iface_cfg == iface->iface_cfg) {
VLOG_WARN("%s: interface is in multiple ports "
"(%s and %s)",
iface_cfg->name,
iface->port->port_cfg->name,
port->port_cfg->name);
} else {
/* Log as an error because this violates the database's
* uniqueness constraints, so the database server
* shouldn't have allowed it. */
VLOG_ERR("%s: database contains duplicate interface "
"name", iface_cfg->name);
}
continue;
}
add_iface_to_cache(vsctl_ctx, port, iface_cfg);
}
}
}
sset_destroy(&bridges);
}
static void
check_conflicts(struct vsctl_context *vsctl_ctx, const char *name,
char *msg)
{
struct vsctl_iface *iface;
struct vsctl_port *port;
verify_ports(vsctl_ctx);
if (shash_find(&vsctl_ctx->bridges, name)) {
ctl_fatal("%s because a bridge named %s already exists",
msg, name);
}
port = shash_find_data(&vsctl_ctx->ports, name);
if (port) {
ctl_fatal("%s because a port named %s already exists on "
"bridge %s", msg, name, port->bridge->name);
}
iface = shash_find_data(&vsctl_ctx->ifaces, name);
if (iface) {
ctl_fatal("%s because an interface named %s already exists "
"on bridge %s", msg, name, iface->port->bridge->name);
}
free(msg);
}
static struct vsctl_bridge *
find_bridge(struct vsctl_context *vsctl_ctx, const char *name, bool must_exist)
{
struct vsctl_bridge *br;
ovs_assert(vsctl_ctx->cache_valid);
br = shash_find_data(&vsctl_ctx->bridges, name);
if (must_exist && !br) {
ctl_fatal("no bridge named %s", name);
}
ovsrec_open_vswitch_verify_bridges(vsctl_ctx->ovs);
return br;
}
static struct vsctl_bridge *
find_real_bridge(struct vsctl_context *vsctl_ctx,
const char *name, bool must_exist)
{
struct vsctl_bridge *br = find_bridge(vsctl_ctx, name, must_exist);
if (br && br->parent) {
ctl_fatal("%s is a fake bridge", name);
}
return br;
}
static struct vsctl_port *
find_port(struct vsctl_context *vsctl_ctx, const char *name, bool must_exist)
{
struct vsctl_port *port;
ovs_assert(vsctl_ctx->cache_valid);
port = shash_find_data(&vsctl_ctx->ports, name);
if (port && !strcmp(name, port->bridge->name)) {
port = NULL;
}
if (must_exist && !port) {
ctl_fatal("no port named %s", name);
}
verify_ports(vsctl_ctx);
return port;
}
static struct vsctl_iface *
find_iface(struct vsctl_context *vsctl_ctx, const char *name, bool must_exist)
{
struct vsctl_iface *iface;
ovs_assert(vsctl_ctx->cache_valid);
iface = shash_find_data(&vsctl_ctx->ifaces, name);
if (iface && !strcmp(name, iface->port->bridge->name)) {
iface = NULL;
}
if (must_exist && !iface) {
ctl_fatal("no interface named %s", name);
}
verify_ports(vsctl_ctx);
return iface;
}
static void
bridge_insert_port(struct ovsrec_bridge *br, struct ovsrec_port *port)
{
struct ovsrec_port **ports;
size_t i;
ports = xmalloc(sizeof *br->ports * (br->n_ports + 1));
for (i = 0; i < br->n_ports; i++) {
ports[i] = br->ports[i];
}
ports[br->n_ports] = port;
ovsrec_bridge_set_ports(br, ports, br->n_ports + 1);
free(ports);
}
static void
bridge_delete_port(struct ovsrec_bridge *br, struct ovsrec_port *port)
{
struct ovsrec_port **ports;
size_t i, n;
ports = xmalloc(sizeof *br->ports * br->n_ports);
for (i = n = 0; i < br->n_ports; i++) {
if (br->ports[i] != port) {
ports[n++] = br->ports[i];
}
}
ovsrec_bridge_set_ports(br, ports, n);
free(ports);
}
static void
ovs_insert_bridge(const struct ovsrec_open_vswitch *ovs,
struct ovsrec_bridge *bridge)
{
struct ovsrec_bridge **bridges;
size_t i;
bridges = xmalloc(sizeof *ovs->bridges * (ovs->n_bridges + 1));
for (i = 0; i < ovs->n_bridges; i++) {
bridges[i] = ovs->bridges[i];
}
bridges[ovs->n_bridges] = bridge;
ovsrec_open_vswitch_set_bridges(ovs, bridges, ovs->n_bridges + 1);
free(bridges);
}
static void
cmd_init(struct ctl_context *ctx OVS_UNUSED)
{
}
static struct cmd_show_table cmd_show_tables[] = {
{&ovsrec_table_open_vswitch,
NULL,
{&ovsrec_open_vswitch_col_manager_options,
&ovsrec_open_vswitch_col_bridges,
&ovsrec_open_vswitch_col_ovs_version},
{NULL, NULL, NULL}
},
{&ovsrec_table_bridge,
&ovsrec_bridge_col_name,
{&ovsrec_bridge_col_controller,
&ovsrec_bridge_col_fail_mode,
&ovsrec_bridge_col_ports},
{NULL, NULL, NULL}
},
{&ovsrec_table_port,
&ovsrec_port_col_name,
{&ovsrec_port_col_tag,
&ovsrec_port_col_trunks,
&ovsrec_port_col_interfaces},
{NULL, NULL, NULL}
},
{&ovsrec_table_interface,
&ovsrec_interface_col_name,
{&ovsrec_interface_col_type,
&ovsrec_interface_col_options,
&ovsrec_interface_col_error},
{NULL, NULL, NULL}
},
{&ovsrec_table_controller,
&ovsrec_controller_col_target,
{&ovsrec_controller_col_is_connected,
NULL,
NULL},
{NULL, NULL, NULL}
},
{&ovsrec_table_manager,
&ovsrec_manager_col_target,
{&ovsrec_manager_col_is_connected,
NULL,
NULL},
{NULL, NULL, NULL}
},
{NULL, NULL, {NULL, NULL, NULL}, {NULL, NULL, NULL}}
};
static void
pre_cmd_emer_reset(struct ctl_context *ctx)
{
ovsdb_idl_add_column(ctx->idl, &ovsrec_open_vswitch_col_manager_options);
ovsdb_idl_add_column(ctx->idl, &ovsrec_open_vswitch_col_ssl);
ovsdb_idl_add_column(ctx->idl, &ovsrec_bridge_col_controller);
ovsdb_idl_add_column(ctx->idl, &ovsrec_bridge_col_fail_mode);
ovsdb_idl_add_column(ctx->idl, &ovsrec_bridge_col_mirrors);
ovsdb_idl_add_column(ctx->idl, &ovsrec_bridge_col_netflow);
ovsdb_idl_add_column(ctx->idl, &ovsrec_bridge_col_sflow);
ovsdb_idl_add_column(ctx->idl, &ovsrec_bridge_col_ipfix);
ovsdb_idl_add_column(ctx->idl, &ovsrec_bridge_col_flood_vlans);
ovsdb_idl_add_column(ctx->idl, &ovsrec_bridge_col_other_config);
ovsdb_idl_add_column(ctx->idl, &ovsrec_port_col_other_config);
ovsdb_idl_add_column(ctx->idl,
&ovsrec_interface_col_ingress_policing_rate);
ovsdb_idl_add_column(ctx->idl,
&ovsrec_interface_col_ingress_policing_burst);
}
static void
cmd_emer_reset(struct ctl_context *ctx)
{
struct vsctl_context *vsctl_ctx = vsctl_context_cast(ctx);
const struct ovsdb_idl *idl = ctx->idl;
const struct ovsrec_bridge *br;
const struct ovsrec_port *port;
const struct ovsrec_interface *iface;
const struct ovsrec_mirror *mirror, *next_mirror;
const struct ovsrec_controller *ctrl, *next_ctrl;
const struct ovsrec_manager *mgr, *next_mgr;
const struct ovsrec_netflow *nf, *next_nf;
const struct ovsrec_ssl *ssl, *next_ssl;
const struct ovsrec_sflow *sflow, *next_sflow;
const struct ovsrec_ipfix *ipfix, *next_ipfix;
const struct ovsrec_flow_sample_collector_set *fscset, *next_fscset;
/* Reset the Open_vSwitch table. */
ovsrec_open_vswitch_set_manager_options(vsctl_ctx->ovs, NULL, 0);
ovsrec_open_vswitch_set_ssl(vsctl_ctx->ovs, NULL);
OVSREC_BRIDGE_FOR_EACH (br, idl) {
const char *hwaddr;
ovsrec_bridge_set_controller(br, NULL, 0);
ovsrec_bridge_set_fail_mode(br, NULL);
ovsrec_bridge_set_mirrors(br, NULL, 0);
ovsrec_bridge_set_netflow(br, NULL);
ovsrec_bridge_set_sflow(br, NULL);
ovsrec_bridge_set_ipfix(br, NULL);
ovsrec_bridge_set_flood_vlans(br, NULL, 0);
/* We only want to save the "hwaddr" key from other_config. */
hwaddr = smap_get(&br->other_config, "hwaddr");
if (hwaddr) {
const struct smap smap = SMAP_CONST1(&smap, "hwaddr", hwaddr);
ovsrec_bridge_set_other_config(br, &smap);
} else {
ovsrec_bridge_set_other_config(br, NULL);
}
}
OVSREC_PORT_FOR_EACH (port, idl) {
ovsrec_port_set_other_config(port, NULL);
}
OVSREC_INTERFACE_FOR_EACH (iface, idl) {
/* xxx What do we do about gre/patch devices created by mgr? */
ovsrec_interface_set_ingress_policing_rate(iface, 0);
ovsrec_interface_set_ingress_policing_burst(iface, 0);
}
OVSREC_MIRROR_FOR_EACH_SAFE (mirror, next_mirror, idl) {
ovsrec_mirror_delete(mirror);
}
OVSREC_CONTROLLER_FOR_EACH_SAFE (ctrl, next_ctrl, idl) {
ovsrec_controller_delete(ctrl);
}
OVSREC_MANAGER_FOR_EACH_SAFE (mgr, next_mgr, idl) {
ovsrec_manager_delete(mgr);
}
OVSREC_NETFLOW_FOR_EACH_SAFE (nf, next_nf, idl) {
ovsrec_netflow_delete(nf);
}
OVSREC_SSL_FOR_EACH_SAFE (ssl, next_ssl, idl) {
ovsrec_ssl_delete(ssl);
}
OVSREC_SFLOW_FOR_EACH_SAFE (sflow, next_sflow, idl) {
ovsrec_sflow_delete(sflow);
}
OVSREC_IPFIX_FOR_EACH_SAFE (ipfix, next_ipfix, idl) {
ovsrec_ipfix_delete(ipfix);
}
OVSREC_FLOW_SAMPLE_COLLECTOR_SET_FOR_EACH_SAFE (fscset, next_fscset, idl) {
ovsrec_flow_sample_collector_set_delete(fscset);
}
vsctl_context_invalidate_cache(ctx);
}
static void
cmd_add_br(struct ctl_context *ctx)
{
struct vsctl_context *vsctl_ctx = vsctl_context_cast(ctx);
bool may_exist = shash_find(&ctx->options, "--may-exist") != NULL;
const char *br_name, *parent_name;
struct ovsrec_interface *iface;
int vlan;
br_name = ctx->argv[1];
if (ctx->argc == 2) {
parent_name = NULL;
vlan = 0;
} else if (ctx->argc == 4) {
parent_name = ctx->argv[2];
vlan = atoi(ctx->argv[3]);
if (vlan < 0 || vlan > 4095) {
ctl_fatal("%s: vlan must be between 0 and 4095", ctx->argv[0]);
}
} else {
ctl_fatal("'%s' command takes exactly 1 or 3 arguments",
ctx->argv[0]);
}
vsctl_context_populate_cache(ctx);
if (may_exist) {
struct vsctl_bridge *br;
br = find_bridge(vsctl_ctx, br_name, false);
if (br) {
if (!parent_name) {
if (br->parent) {
ctl_fatal("\"--may-exist add-br %s\" but %s is "
"a VLAN bridge for VLAN %d",
br_name, br_name, br->vlan);
}
} else {
if (!br->parent) {
ctl_fatal("\"--may-exist add-br %s %s %d\" but %s "
"is not a VLAN bridge",
br_name, parent_name, vlan, br_name);
} else if (strcmp(br->parent->name, parent_name)) {
ctl_fatal("\"--may-exist add-br %s %s %d\" but %s "
"has the wrong parent %s",
br_name, parent_name, vlan,
br_name, br->parent->name);
} else if (br->vlan != vlan) {
ctl_fatal("\"--may-exist add-br %s %s %d\" but %s "
"is a VLAN bridge for the wrong VLAN %d",
br_name, parent_name, vlan, br_name, br->vlan);
}
}
return;
}
}
check_conflicts(vsctl_ctx, br_name,
xasprintf("cannot create a bridge named %s", br_name));
if (!parent_name) {
struct ovsrec_port *port;
struct ovsrec_bridge *br;
iface = ovsrec_interface_insert(ctx->txn);
ovsrec_interface_set_name(iface, br_name);
ovsrec_interface_set_type(iface, "internal");
port = ovsrec_port_insert(ctx->txn);
ovsrec_port_set_name(port, br_name);
ovsrec_port_set_interfaces(port, &iface, 1);
br = ovsrec_bridge_insert(ctx->txn);
ovsrec_bridge_set_name(br, br_name);
ovsrec_bridge_set_ports(br, &port, 1);
ovs_insert_bridge(vsctl_ctx->ovs, br);
} else {
struct vsctl_bridge *conflict;
struct vsctl_bridge *parent;
struct ovsrec_port *port;
struct ovsrec_bridge *br;
int64_t tag = vlan;
parent = find_bridge(vsctl_ctx, parent_name, false);
if (parent && parent->parent) {
ctl_fatal("cannot create bridge with fake bridge as parent");
}
if (!parent) {
ctl_fatal("parent bridge %s does not exist", parent_name);
}
conflict = find_vlan_bridge(parent, vlan);
if (conflict) {
ctl_fatal("bridge %s already has a child VLAN bridge %s "
"on VLAN %d", parent_name, conflict->name, vlan);
}
br = parent->br_cfg;
iface = ovsrec_interface_insert(ctx->txn);
ovsrec_interface_set_name(iface, br_name);
ovsrec_interface_set_type(iface, "internal");
port = ovsrec_port_insert(ctx->txn);
ovsrec_port_set_name(port, br_name);
ovsrec_port_set_interfaces(port, &iface, 1);
ovsrec_port_set_fake_bridge(port, true);
ovsrec_port_set_tag(port, &tag, 1);
bridge_insert_port(br, port);
}
post_db_reload_expect_iface(iface);
vsctl_context_invalidate_cache(ctx);
}
static void
del_port(struct vsctl_context *vsctl_ctx, struct vsctl_port *port)
{
struct vsctl_iface *iface, *next_iface;
bridge_delete_port((port->bridge->parent
? port->bridge->parent->br_cfg
: port->bridge->br_cfg), port->port_cfg);
LIST_FOR_EACH_SAFE (iface, next_iface, ifaces_node, &port->ifaces) {
del_cached_iface(vsctl_ctx, iface);
}
del_cached_port(vsctl_ctx, port);
}
static void
del_bridge(struct vsctl_context *vsctl_ctx, struct vsctl_bridge *br)
{
struct vsctl_bridge *child, *next_child;
struct vsctl_port *port, *next_port;
const struct ovsrec_flow_sample_collector_set *fscset, *next_fscset;
HMAP_FOR_EACH_SAFE (child, next_child, children_node, &br->children) {
del_bridge(vsctl_ctx, child);
}
LIST_FOR_EACH_SAFE (port, next_port, ports_node, &br->ports) {
del_port(vsctl_ctx, port);
}
OVSREC_FLOW_SAMPLE_COLLECTOR_SET_FOR_EACH_SAFE (fscset, next_fscset,
vsctl_ctx->base.idl) {
if (fscset->bridge == br->br_cfg) {
ovsrec_flow_sample_collector_set_delete(fscset);
}
}
del_cached_bridge(vsctl_ctx, br);
}
static void
cmd_del_br(struct ctl_context *ctx)
{
struct vsctl_context *vsctl_ctx = vsctl_context_cast(ctx);
bool must_exist = !shash_find(&ctx->options, "--if-exists");
struct vsctl_bridge *bridge;
vsctl_context_populate_cache(ctx);
bridge = find_bridge(vsctl_ctx, ctx->argv[1], must_exist);
if (bridge) {
del_bridge(vsctl_ctx, bridge);
}
}
static void
output_sorted(struct svec *svec, struct ds *output)
{
const char *name;
size_t i;
svec_sort(svec);
SVEC_FOR_EACH (i, name, svec) {
ds_put_format(output, "%s\n", name);
}
}
static void
cmd_list_br(struct ctl_context *ctx)
{
struct vsctl_context *vsctl_ctx = vsctl_context_cast(ctx);
struct shash_node *node;
struct svec bridges;
bool real = shash_find(&ctx->options, "--real");
bool fake = shash_find(&ctx->options, "--fake");
/* If neither fake nor real were requested, return both. */
if (!real && !fake) {
real = fake = true;
}
vsctl_context_populate_cache(ctx);
svec_init(&bridges);
SHASH_FOR_EACH (node, &vsctl_ctx->bridges) {
struct vsctl_bridge *br = node->data;
if (br->parent ? fake : real) {
svec_add(&bridges, br->name);
}
}
output_sorted(&bridges, &ctx->output);
svec_destroy(&bridges);
}
static void
cmd_br_exists(struct ctl_context *ctx)
{
struct vsctl_context *vsctl_ctx = vsctl_context_cast(ctx);
vsctl_context_populate_cache(ctx);
if (!find_bridge(vsctl_ctx, ctx->argv[1], false)) {
vsctl_exit(2);
}
}
static void
set_external_id(struct smap *old, struct smap *new,
char *key, char *value)
{
smap_clone(new, old);
if (value) {
smap_replace(new, key, value);
} else {
smap_remove(new, key);
}
}
static void
pre_cmd_br_set_external_id(struct ctl_context *ctx)
{
pre_get_info(ctx);
ovsdb_idl_add_column(ctx->idl, &ovsrec_bridge_col_external_ids);
ovsdb_idl_add_column(ctx->idl, &ovsrec_port_col_external_ids);
}
static void
cmd_br_set_external_id(struct ctl_context *ctx)
{
struct vsctl_context *vsctl_ctx = vsctl_context_cast(ctx);
struct vsctl_bridge *bridge;
struct smap new;
vsctl_context_populate_cache(ctx);
bridge = find_bridge(vsctl_ctx, ctx->argv[1], true);
if (bridge->br_cfg) {
set_external_id(&bridge->br_cfg->external_ids, &new, ctx->argv[2],
ctx->argc >= 4 ? ctx->argv[3] : NULL);
ovsrec_bridge_verify_external_ids(bridge->br_cfg);
ovsrec_bridge_set_external_ids(bridge->br_cfg, &new);
} else {
char *key = xasprintf("fake-bridge-%s", ctx->argv[2]);
struct vsctl_port *port = shash_find_data(&vsctl_ctx->ports,
ctx->argv[1]);
set_external_id(&port->port_cfg->external_ids, &new,
key, ctx->argc >= 4 ? ctx->argv[3] : NULL);
ovsrec_port_verify_external_ids(port->port_cfg);
ovsrec_port_set_external_ids(port->port_cfg, &new);
free(key);
}
smap_destroy(&new);
}
static void
get_external_id(struct smap *smap, const char *prefix, const char *key,
struct ds *output)
{
if (key) {
char *prefix_key = xasprintf("%s%s", prefix, key);
const char *value = smap_get(smap, prefix_key);
if (value) {
ds_put_format(output, "%s\n", value);
}
free(prefix_key);
} else {
const struct smap_node **sorted = smap_sort(smap);
size_t prefix_len = strlen(prefix);
size_t i;
for (i = 0; i < smap_count(smap); i++) {
const struct smap_node *node = sorted[i];
if (!strncmp(node->key, prefix, prefix_len)) {
ds_put_format(output, "%s=%s\n", node->key + prefix_len,
node->value);
}
}
free(sorted);
}
}
static void
pre_cmd_br_get_external_id(struct ctl_context *ctx)
{
pre_cmd_br_set_external_id(ctx);
}
static void
cmd_br_get_external_id(struct ctl_context *ctx)
{
struct vsctl_context *vsctl_ctx = vsctl_context_cast(ctx);
struct vsctl_bridge *bridge;
vsctl_context_populate_cache(ctx);
bridge = find_bridge(vsctl_ctx, ctx->argv[1], true);
if (bridge->br_cfg) {
ovsrec_bridge_verify_external_ids(bridge->br_cfg);
get_external_id(&bridge->br_cfg->external_ids, "",
ctx->argc >= 3 ? ctx->argv[2] : NULL, &ctx->output);
} else {
struct vsctl_port *port = shash_find_data(&vsctl_ctx->ports,
ctx->argv[1]);
ovsrec_port_verify_external_ids(port->port_cfg);
get_external_id(&port->port_cfg->external_ids, "fake-bridge-",
ctx->argc >= 3 ? ctx->argv[2] : NULL, &ctx->output);
}
}
static void
cmd_list_ports(struct ctl_context *ctx)
{
struct vsctl_context *vsctl_ctx = vsctl_context_cast(ctx);
struct vsctl_bridge *br;
struct vsctl_port *port;
struct svec ports;
vsctl_context_populate_cache(ctx);
br = find_bridge(vsctl_ctx, ctx->argv[1], true);
ovsrec_bridge_verify_ports(br->br_cfg ? br->br_cfg : br->parent->br_cfg);
svec_init(&ports);
LIST_FOR_EACH (port, ports_node, &br->ports) {
if (strcmp(port->port_cfg->name, br->name)) {
svec_add(&ports, port->port_cfg->name);
}
}
output_sorted(&ports, &ctx->output);
svec_destroy(&ports);
}
static void
add_port(struct ctl_context *ctx,
const char *br_name, const char *port_name,
bool may_exist, bool fake_iface,
char *iface_names[], int n_ifaces,
char *settings[], int n_settings)
{
struct vsctl_context *vsctl_ctx = vsctl_context_cast(ctx);
struct vsctl_port *vsctl_port;
struct vsctl_bridge *bridge;
struct ovsrec_interface **ifaces;
struct ovsrec_port *port;
size_t i;
vsctl_context_populate_cache(ctx);
if (may_exist) {
struct vsctl_port *vsctl_port;
vsctl_port = find_port(vsctl_ctx, port_name, false);
if (vsctl_port) {
struct svec want_names, have_names;
svec_init(&want_names);
for (i = 0; i < n_ifaces; i++) {
svec_add(&want_names, iface_names[i]);
}
svec_sort(&want_names);
svec_init(&have_names);
for (i = 0; i < vsctl_port->port_cfg->n_interfaces; i++) {
svec_add(&have_names,
vsctl_port->port_cfg->interfaces[i]->name);
}
svec_sort(&have_names);
if (strcmp(vsctl_port->bridge->name, br_name)) {
char *command = vsctl_context_to_string(ctx);
ctl_fatal("\"%s\" but %s is actually attached to bridge %s",
command, port_name, vsctl_port->bridge->name);
}
if (!svec_equal(&want_names, &have_names)) {
char *have_names_string = svec_join(&have_names, ", ", "");
char *command = vsctl_context_to_string(ctx);
ctl_fatal("\"%s\" but %s actually has interface(s) %s",
command, port_name, have_names_string);
}
svec_destroy(&want_names);
svec_destroy(&have_names);
return;
}
}
check_conflicts(vsctl_ctx, port_name,
xasprintf("cannot create a port named %s", port_name));
for (i = 0; i < n_ifaces; i++) {
check_conflicts(vsctl_ctx, iface_names[i],
xasprintf("cannot create an interface named %s",
iface_names[i]));
}
bridge = find_bridge(vsctl_ctx, br_name, true);
ifaces = xmalloc(n_ifaces * sizeof *ifaces);
for (i = 0; i < n_ifaces; i++) {
ifaces[i] = ovsrec_interface_insert(ctx->txn);
ovsrec_interface_set_name(ifaces[i], iface_names[i]);
post_db_reload_expect_iface(ifaces[i]);
}
port = ovsrec_port_insert(ctx->txn);
ovsrec_port_set_name(port, port_name);
ovsrec_port_set_interfaces(port, ifaces, n_ifaces);
ovsrec_port_set_bond_fake_iface(port, fake_iface);
if (bridge->parent) {
int64_t tag = bridge->vlan;
ovsrec_port_set_tag(port, &tag, 1);
}
for (i = 0; i < n_settings; i++) {
ctl_set_column("Port", &port->header_, settings[i],
ctx->symtab);
}
bridge_insert_port((bridge->parent ? bridge->parent->br_cfg
: bridge->br_cfg), port);
vsctl_port = add_port_to_cache(vsctl_ctx, bridge, port);
for (i = 0; i < n_ifaces; i++) {
add_iface_to_cache(vsctl_ctx, vsctl_port, ifaces[i]);
}
free(ifaces);
}
static void
cmd_add_port(struct ctl_context *ctx)
{
bool may_exist = shash_find(&ctx->options, "--may-exist") != NULL;
add_port(ctx, ctx->argv[1], ctx->argv[2], may_exist, false,
&ctx->argv[2], 1, &ctx->argv[3], ctx->argc - 3);
}
static void
cmd_add_bond(struct ctl_context *ctx)
{
bool may_exist = shash_find(&ctx->options, "--may-exist") != NULL;
bool fake_iface = shash_find(&ctx->options, "--fake-iface");
int n_ifaces;
int i;
n_ifaces = ctx->argc - 3;
for (i = 3; i < ctx->argc; i++) {
if (strchr(ctx->argv[i], '=')) {
n_ifaces = i - 3;
break;
}
}
if (n_ifaces < 2) {
ctl_fatal("add-bond requires at least 2 interfaces, but only "
"%d were specified", n_ifaces);
}
add_port(ctx, ctx->argv[1], ctx->argv[2], may_exist, fake_iface,
&ctx->argv[3], n_ifaces,
&ctx->argv[n_ifaces + 3], ctx->argc - 3 - n_ifaces);
}
static void
cmd_del_port(struct ctl_context *ctx)
{
struct vsctl_context *vsctl_ctx = vsctl_context_cast(ctx);
bool must_exist = !shash_find(&ctx->options, "--if-exists");
bool with_iface = shash_find(&ctx->options, "--with-iface") != NULL;
const char *target = ctx->argv[ctx->argc - 1];
struct vsctl_port *port;
vsctl_context_populate_cache(ctx);
if (find_bridge(vsctl_ctx, target, false)) {
if (must_exist) {
ctl_fatal("cannot delete port %s because it is the local port "
"for bridge %s (deleting this port requires deleting "
"the entire bridge)", target, target);
}
port = NULL;
} else if (!with_iface) {
port = find_port(vsctl_ctx, target, must_exist);
} else {
struct vsctl_iface *iface;
port = find_port(vsctl_ctx, target, false);
if (!port) {
iface = find_iface(vsctl_ctx, target, false);
if (iface) {
port = iface->port;
}
}
if (must_exist && !port) {
ctl_fatal("no port or interface named %s", target);
}
}
if (port) {
if (ctx->argc == 3) {
struct vsctl_bridge *bridge;
bridge = find_bridge(vsctl_ctx, ctx->argv[1], true);
if (port->bridge != bridge) {
if (port->bridge->parent == bridge) {
ctl_fatal("bridge %s does not have a port %s (although "
"its parent bridge %s does)",
ctx->argv[1], ctx->argv[2],
bridge->parent->name);
} else {
ctl_fatal("bridge %s does not have a port %s",
ctx->argv[1], ctx->argv[2]);
}
}
}
del_port(vsctl_ctx, port);
}
}
static void
cmd_port_to_br(struct ctl_context *ctx)
{
struct vsctl_context *vsctl_ctx = vsctl_context_cast(ctx);
struct vsctl_port *port;
vsctl_context_populate_cache(ctx);
port = find_port(vsctl_ctx, ctx->argv[1], true);
ds_put_format(&ctx->output, "%s\n", port->bridge->name);
}
static void
cmd_br_to_vlan(struct ctl_context *ctx)
{
struct vsctl_context *vsctl_ctx = vsctl_context_cast(ctx);
struct vsctl_bridge *bridge;
vsctl_context_populate_cache(ctx);
bridge = find_bridge(vsctl_ctx, ctx->argv[1], true);
ds_put_format(&ctx->output, "%d\n", bridge->vlan);
}
static void
cmd_br_to_parent(struct ctl_context *ctx)
{
struct vsctl_context *vsctl_ctx = vsctl_context_cast(ctx);
struct vsctl_bridge *bridge;
vsctl_context_populate_cache(ctx);
bridge = find_bridge(vsctl_ctx, ctx->argv[1], true);
if (bridge->parent) {
bridge = bridge->parent;
}
ds_put_format(&ctx->output, "%s\n", bridge->name);
}
static void
cmd_list_ifaces(struct ctl_context *ctx)
{
struct vsctl_context *vsctl_ctx = vsctl_context_cast(ctx);
struct vsctl_bridge *br;
struct vsctl_port *port;
struct svec ifaces;
vsctl_context_populate_cache(ctx);
br = find_bridge(vsctl_ctx, ctx->argv[1], true);
verify_ports(vsctl_ctx);
svec_init(&ifaces);
LIST_FOR_EACH (port, ports_node, &br->ports) {
struct vsctl_iface *iface;
LIST_FOR_EACH (iface, ifaces_node, &port->ifaces) {
if (strcmp(iface->iface_cfg->name, br->name)) {
svec_add(&ifaces, iface->iface_cfg->name);
}
}
}
output_sorted(&ifaces, &ctx->output);
svec_destroy(&ifaces);
}
static void
cmd_iface_to_br(struct ctl_context *ctx)
{
struct vsctl_context *vsctl_ctx = vsctl_context_cast(ctx);
struct vsctl_iface *iface;
vsctl_context_populate_cache(ctx);
iface = find_iface(vsctl_ctx, ctx->argv[1], true);
ds_put_format(&ctx->output, "%s\n", iface->port->bridge->name);
}
static void
verify_controllers(struct ovsrec_bridge *bridge)
{
size_t i;
ovsrec_bridge_verify_controller(bridge);
for (i = 0; i < bridge->n_controller; i++) {
ovsrec_controller_verify_target(bridge->controller[i]);
}
}
static void
pre_controller(struct ctl_context *ctx)
{
pre_get_info(ctx);
ovsdb_idl_add_column(ctx->idl, &ovsrec_controller_col_target);
}
static void
cmd_get_controller(struct ctl_context *ctx)
{
struct vsctl_context *vsctl_ctx = vsctl_context_cast(ctx);
struct vsctl_bridge *br;
struct svec targets;
size_t i;
vsctl_context_populate_cache(ctx);
br = find_bridge(vsctl_ctx, ctx->argv[1], true);
if (br->parent) {
br = br->parent;
}
verify_controllers(br->br_cfg);
/* Print the targets in sorted order for reproducibility. */
svec_init(&targets);
for (i = 0; i < br->br_cfg->n_controller; i++) {
svec_add(&targets, br->br_cfg->controller[i]->target);
}
svec_sort(&targets);
for (i = 0; i < targets.n; i++) {
ds_put_format(&ctx->output, "%s\n", targets.names[i]);
}
svec_destroy(&targets);
}
static void
delete_controllers(struct ovsrec_controller **controllers,
size_t n_controllers)
{
size_t i;
for (i = 0; i < n_controllers; i++) {
ovsrec_controller_delete(controllers[i]);
}
}
static void
cmd_del_controller(struct ctl_context *ctx)
{
struct vsctl_context *vsctl_ctx = vsctl_context_cast(ctx);
struct ovsrec_bridge *br;
vsctl_context_populate_cache(ctx);
br = find_real_bridge(vsctl_ctx, ctx->argv[1], true)->br_cfg;
verify_controllers(br);
if (br->controller) {
delete_controllers(br->controller, br->n_controller);
ovsrec_bridge_set_controller(br, NULL, 0);
}
}
static struct ovsrec_controller **
insert_controllers(struct ovsdb_idl_txn *txn, char *targets[], size_t n)
{
struct ovsrec_controller **controllers;
size_t i;
controllers = xmalloc(n * sizeof *controllers);
for (i = 0; i < n; i++) {
if (vconn_verify_name(targets[i]) && pvconn_verify_name(targets[i])) {
VLOG_WARN("target type \"%s\" is possibly erroneous", targets[i]);
}
controllers[i] = ovsrec_controller_insert(txn);
ovsrec_controller_set_target(controllers[i], targets[i]);
}
return controllers;
}
static void
cmd_set_controller(struct ctl_context *ctx)
{
struct vsctl_context *vsctl_ctx = vsctl_context_cast(ctx);
struct ovsrec_controller **controllers;
struct ovsrec_bridge *br;
size_t n;
vsctl_context_populate_cache(ctx);
br = find_real_bridge(vsctl_ctx, ctx->argv[1], true)->br_cfg;
verify_controllers(br);
delete_controllers(br->controller, br->n_controller);
n = ctx->argc - 2;
controllers = insert_controllers(ctx->txn, &ctx->argv[2], n);
ovsrec_bridge_set_controller(br, controllers, n);
free(controllers);
}
static void
cmd_get_fail_mode(struct ctl_context *ctx)
{
struct vsctl_context *vsctl_ctx = vsctl_context_cast(ctx);
struct vsctl_bridge *br;
const char *fail_mode;
vsctl_context_populate_cache(ctx);
br = find_bridge(vsctl_ctx, ctx->argv[1], true);
if (br->parent) {
br = br->parent;
}
ovsrec_bridge_verify_fail_mode(br->br_cfg);
fail_mode = br->br_cfg->fail_mode;
if (fail_mode && strlen(fail_mode)) {
ds_put_format(&ctx->output, "%s\n", fail_mode);
}
}
static void
cmd_del_fail_mode(struct ctl_context *ctx)
{
struct vsctl_context *vsctl_ctx = vsctl_context_cast(ctx);
struct vsctl_bridge *br;
vsctl_context_populate_cache(ctx);
br = find_real_bridge(vsctl_ctx, ctx->argv[1], true);
ovsrec_bridge_set_fail_mode(br->br_cfg, NULL);
}
static void
cmd_set_fail_mode(struct ctl_context *ctx)
{
struct vsctl_context *vsctl_ctx = vsctl_context_cast(ctx);
struct vsctl_bridge *br;
const char *fail_mode = ctx->argv[2];
vsctl_context_populate_cache(ctx);
br = find_real_bridge(vsctl_ctx, ctx->argv[1], true);
if (strcmp(fail_mode, "standalone") && strcmp(fail_mode, "secure")) {
ctl_fatal("fail-mode must be \"standalone\" or \"secure\"");
}
ovsrec_bridge_set_fail_mode(br->br_cfg, fail_mode);
}
static void
verify_managers(const struct ovsrec_open_vswitch *ovs)
{
size_t i;
ovsrec_open_vswitch_verify_manager_options(ovs);
for (i = 0; i < ovs->n_manager_options; ++i) {
const struct ovsrec_manager *mgr = ovs->manager_options[i];
ovsrec_manager_verify_target(mgr);
}
}
static void
pre_manager(struct ctl_context *ctx)
{
ovsdb_idl_add_column(ctx->idl, &ovsrec_open_vswitch_col_manager_options);
ovsdb_idl_add_column(ctx->idl, &ovsrec_manager_col_target);
}
static void
cmd_get_manager(struct ctl_context *ctx)
{
struct vsctl_context *vsctl_ctx = vsctl_context_cast(ctx);
const struct ovsrec_open_vswitch *ovs = vsctl_ctx->ovs;
struct svec targets;
size_t i;
verify_managers(ovs);
/* Print the targets in sorted order for reproducibility. */
svec_init(&targets);
for (i = 0; i < ovs->n_manager_options; i++) {
svec_add(&targets, ovs->manager_options[i]->target);
}
svec_sort_unique(&targets);
for (i = 0; i < targets.n; i++) {
ds_put_format(&ctx->output, "%s\n", targets.names[i]);
}
svec_destroy(&targets);
}
static void
delete_managers(const struct ovsrec_open_vswitch *ovs)
{
size_t i;
/* Delete Manager rows pointed to by 'manager_options' column. */
for (i = 0; i < ovs->n_manager_options; i++) {
ovsrec_manager_delete(ovs->manager_options[i]);
}
/* Delete 'Manager' row refs in 'manager_options' column. */
ovsrec_open_vswitch_set_manager_options(ovs, NULL, 0);
}
static void
cmd_del_manager(struct ctl_context *ctx)
{
struct vsctl_context *vsctl_ctx = vsctl_context_cast(ctx);
const struct ovsrec_open_vswitch *ovs = vsctl_ctx->ovs;
verify_managers(ovs);
delete_managers(ovs);
}
static void
insert_managers(struct vsctl_context *vsctl_ctx, char *targets[], size_t n)
{
struct ovsrec_manager **managers;
size_t i;
/* Insert each manager in a new row in Manager table. */
managers = xmalloc(n * sizeof *managers);
for (i = 0; i < n; i++) {
if (stream_verify_name(targets[i]) && pstream_verify_name(targets[i])) {
VLOG_WARN("target type \"%s\" is possibly erroneous", targets[i]);
}
managers[i] = ovsrec_manager_insert(vsctl_ctx->base.txn);
ovsrec_manager_set_target(managers[i], targets[i]);
}
/* Store uuids of new Manager rows in 'manager_options' column. */
ovsrec_open_vswitch_set_manager_options(vsctl_ctx->ovs, managers, n);
free(managers);
}
static void
cmd_set_manager(struct ctl_context *ctx)
{
struct vsctl_context *vsctl_ctx = vsctl_context_cast(ctx);
const size_t n = ctx->argc - 1;
verify_managers(vsctl_ctx->ovs);
delete_managers(vsctl_ctx->ovs);
insert_managers(vsctl_ctx, &ctx->argv[1], n);
}
static void
pre_cmd_get_ssl(struct ctl_context *ctx)
{
ovsdb_idl_add_column(ctx->idl, &ovsrec_open_vswitch_col_ssl);
ovsdb_idl_add_column(ctx->idl, &ovsrec_ssl_col_private_key);
ovsdb_idl_add_column(ctx->idl, &ovsrec_ssl_col_certificate);
ovsdb_idl_add_column(ctx->idl, &ovsrec_ssl_col_ca_cert);
ovsdb_idl_add_column(ctx->idl, &ovsrec_ssl_col_bootstrap_ca_cert);
}
static void
cmd_get_ssl(struct ctl_context *ctx)
{
struct vsctl_context *vsctl_ctx = vsctl_context_cast(ctx);
struct ovsrec_ssl *ssl = vsctl_ctx->ovs->ssl;
ovsrec_open_vswitch_verify_ssl(vsctl_ctx->ovs);
if (ssl) {
ovsrec_ssl_verify_private_key(ssl);
ovsrec_ssl_verify_certificate(ssl);
ovsrec_ssl_verify_ca_cert(ssl);
ovsrec_ssl_verify_bootstrap_ca_cert(ssl);
ds_put_format(&ctx->output, "Private key: %s\n", ssl->private_key);
ds_put_format(&ctx->output, "Certificate: %s\n", ssl->certificate);
ds_put_format(&ctx->output, "CA Certificate: %s\n", ssl->ca_cert);
ds_put_format(&ctx->output, "Bootstrap: %s\n",
ssl->bootstrap_ca_cert ? "true" : "false");
}
}
static void
pre_cmd_del_ssl(struct ctl_context *ctx)
{
ovsdb_idl_add_column(ctx->idl, &ovsrec_open_vswitch_col_ssl);
}
static void
cmd_del_ssl(struct ctl_context *ctx)
{
struct vsctl_context *vsctl_ctx = vsctl_context_cast(ctx);
struct ovsrec_ssl *ssl = vsctl_ctx->ovs->ssl;
if (ssl) {
ovsrec_open_vswitch_verify_ssl(vsctl_ctx->ovs);
ovsrec_ssl_delete(ssl);
ovsrec_open_vswitch_set_ssl(vsctl_ctx->ovs, NULL);
}
}
static void
pre_cmd_set_ssl(struct ctl_context *ctx)
{
ovsdb_idl_add_column(ctx->idl, &ovsrec_open_vswitch_col_ssl);
}
static void
cmd_set_ssl(struct ctl_context *ctx)
{
struct vsctl_context *vsctl_ctx = vsctl_context_cast(ctx);
bool bootstrap = shash_find(&ctx->options, "--bootstrap");
struct ovsrec_ssl *ssl = vsctl_ctx->ovs->ssl;
ovsrec_open_vswitch_verify_ssl(vsctl_ctx->ovs);
if (ssl) {
ovsrec_ssl_delete(ssl);
}
ssl = ovsrec_ssl_insert(ctx->txn);
ovsrec_ssl_set_private_key(ssl, ctx->argv[1]);
ovsrec_ssl_set_certificate(ssl, ctx->argv[2]);
ovsrec_ssl_set_ca_cert(ssl, ctx->argv[3]);
ovsrec_ssl_set_bootstrap_ca_cert(ssl, bootstrap);
ovsrec_open_vswitch_set_ssl(vsctl_ctx->ovs, ssl);
}
static void
autoattach_insert_mapping(struct ovsrec_autoattach *aa,
int64_t isid,
int64_t vlan)
{
int64_t *key_mappings, *value_mappings;
size_t i;
key_mappings = xmalloc(sizeof *aa->key_mappings * (aa->n_mappings + 1));
value_mappings = xmalloc(sizeof *aa->value_mappings * (aa->n_mappings + 1));
for (i = 0; i < aa->n_mappings; i++) {
key_mappings[i] = aa->key_mappings[i];
value_mappings[i] = aa->value_mappings[i];
}
key_mappings[aa->n_mappings] = isid;
value_mappings[aa->n_mappings] = vlan;
ovsrec_autoattach_set_mappings(aa, key_mappings, value_mappings,
aa->n_mappings + 1);
free(key_mappings);
free(value_mappings);
}
static void
cmd_add_aa_mapping(struct ctl_context *ctx)
{
struct vsctl_context *vsctl_ctx = vsctl_context_cast(ctx);
struct vsctl_bridge *br;
int64_t isid, vlan;
char *nptr = NULL;
isid = strtoull(ctx->argv[2], &nptr, 10);
if (nptr == ctx->argv[2] || nptr == NULL) {
ctl_fatal("Invalid argument %s", ctx->argv[2]);
return;
}
vlan = strtoull(ctx->argv[3], &nptr, 10);
if (nptr == ctx->argv[3] || nptr == NULL) {
ctl_fatal("Invalid argument %s", ctx->argv[3]);
return;
}
vsctl_context_populate_cache(ctx);
br = find_bridge(vsctl_ctx, ctx->argv[1], true);
if (br->parent) {
br = br->parent;
}
if (br->br_cfg) {
if (!br->br_cfg->auto_attach) {
struct ovsrec_autoattach *aa = ovsrec_autoattach_insert(ctx->txn);
ovsrec_bridge_set_auto_attach(br->br_cfg, aa);
}
autoattach_insert_mapping(br->br_cfg->auto_attach, isid, vlan);
}
}
static void
del_aa_mapping(struct ovsrec_autoattach *aa,
int64_t isid,
int64_t vlan)
{
int64_t *key_mappings, *value_mappings;
size_t i, n;
key_mappings = xmalloc(sizeof *aa->key_mappings * (aa->n_mappings));
value_mappings = xmalloc(sizeof *value_mappings * (aa->n_mappings));
for (i = n = 0; i < aa->n_mappings; i++) {
if (aa->key_mappings[i] != isid && aa->value_mappings[i] != vlan) {
key_mappings[n] = aa->key_mappings[i];
value_mappings[n++] = aa->value_mappings[i];
}
}
ovsrec_autoattach_set_mappings(aa, key_mappings, value_mappings, n);
free(key_mappings);
free(value_mappings);
}
static void
cmd_del_aa_mapping(struct ctl_context *ctx)
{
struct vsctl_context *vsctl_ctx = vsctl_context_cast(ctx);
struct vsctl_bridge *br;
int64_t isid, vlan;
char *nptr = NULL;
isid = strtoull(ctx->argv[2], &nptr, 10);
if (nptr == ctx->argv[2] || nptr == NULL) {
ctl_fatal("Invalid argument %s", ctx->argv[2]);
return;
}
vlan = strtoull(ctx->argv[3], &nptr, 10);
if (nptr == ctx->argv[3] || nptr == NULL) {
ctl_fatal("Invalid argument %s", ctx->argv[3]);
return;
}
vsctl_context_populate_cache(ctx);
br = find_bridge(vsctl_ctx, ctx->argv[1], true);
if (br->parent) {
br = br->parent;
}
if (br->br_cfg && br->br_cfg->auto_attach &&
br->br_cfg->auto_attach->key_mappings &&
br->br_cfg->auto_attach->value_mappings) {
size_t i;
for (i = 0; i < br->br_cfg->auto_attach->n_mappings; i++) {
if (br->br_cfg->auto_attach->key_mappings[i] == isid &&
br->br_cfg->auto_attach->value_mappings[i] == vlan) {
del_aa_mapping(br->br_cfg->auto_attach, isid, vlan);
break;
}
}
}
}
static void
pre_aa_mapping(struct ctl_context *ctx)
{
pre_get_info(ctx);
ovsdb_idl_add_column(ctx->idl, &ovsrec_bridge_col_auto_attach);
ovsdb_idl_add_column(ctx->idl, &ovsrec_autoattach_col_mappings);
}
static void
verify_auto_attach(struct ovsrec_bridge *bridge)
{
if (bridge) {
ovsrec_bridge_verify_auto_attach(bridge);
if (bridge->auto_attach) {
ovsrec_autoattach_verify_mappings(bridge->auto_attach);
}
}
}
static void
cmd_get_aa_mapping(struct ctl_context *ctx)
{
struct vsctl_context *vsctl_ctx = vsctl_context_cast(ctx);
struct vsctl_bridge *br;
vsctl_context_populate_cache(ctx);
br = find_bridge(vsctl_ctx, ctx->argv[1], true);
if (br->parent) {
br = br->parent;
}
verify_auto_attach(br->br_cfg);
if (br->br_cfg && br->br_cfg->auto_attach &&
br->br_cfg->auto_attach->key_mappings &&
br->br_cfg->auto_attach->value_mappings) {
size_t i;
for (i = 0; i < br->br_cfg->auto_attach->n_mappings; i++) {
ds_put_format(&ctx->output, "%"PRId64" %"PRId64"\n",
br->br_cfg->auto_attach->key_mappings[i],
br->br_cfg->auto_attach->value_mappings[i]);
}
}
}
static const struct ctl_table_class tables[] = {
{&ovsrec_table_bridge,
{{&ovsrec_table_bridge, &ovsrec_bridge_col_name, NULL},
{&ovsrec_table_flow_sample_collector_set, NULL,
&ovsrec_flow_sample_collector_set_col_bridge}}},
{&ovsrec_table_controller,
{{&ovsrec_table_bridge,
&ovsrec_bridge_col_name,
&ovsrec_bridge_col_controller}}},
{&ovsrec_table_interface,
{{&ovsrec_table_interface, &ovsrec_interface_col_name, NULL},
{NULL, NULL, NULL}}},
{&ovsrec_table_mirror,
{{&ovsrec_table_mirror, &ovsrec_mirror_col_name, NULL},
{NULL, NULL, NULL}}},
{&ovsrec_table_manager,
{{&ovsrec_table_manager, &ovsrec_manager_col_target, NULL},
{NULL, NULL, NULL}}},
{&ovsrec_table_netflow,
{{&ovsrec_table_bridge,
&ovsrec_bridge_col_name,
&ovsrec_bridge_col_netflow},
{NULL, NULL, NULL}}},
{&ovsrec_table_open_vswitch,
{{&ovsrec_table_open_vswitch, NULL, NULL},
{NULL, NULL, NULL}}},
{&ovsrec_table_port,
{{&ovsrec_table_port, &ovsrec_port_col_name, NULL},
{NULL, NULL, NULL}}},
{&ovsrec_table_qos,
{{&ovsrec_table_port, &ovsrec_port_col_name, &ovsrec_port_col_qos},
{NULL, NULL, NULL}}},
{&ovsrec_table_queue,
{{NULL, NULL, NULL},
{NULL, NULL, NULL}}},
{&ovsrec_table_ssl,
{{&ovsrec_table_open_vswitch, NULL, &ovsrec_open_vswitch_col_ssl}}},
{&ovsrec_table_sflow,
{{&ovsrec_table_bridge,
&ovsrec_bridge_col_name,
&ovsrec_bridge_col_sflow},
{NULL, NULL, NULL}}},
{&ovsrec_table_flow_table,
{{&ovsrec_table_flow_table, &ovsrec_flow_table_col_name, NULL},
{NULL, NULL, NULL}}},
{&ovsrec_table_ipfix,
{{&ovsrec_table_bridge,
&ovsrec_bridge_col_name,
&ovsrec_bridge_col_ipfix},
{&ovsrec_table_flow_sample_collector_set, NULL,
&ovsrec_flow_sample_collector_set_col_ipfix}}},
{&ovsrec_table_autoattach,
{{&ovsrec_table_bridge,
&ovsrec_bridge_col_name,
&ovsrec_bridge_col_auto_attach},
{NULL, NULL, NULL}}},
{&ovsrec_table_flow_sample_collector_set,
{{NULL, NULL, NULL},
{NULL, NULL, NULL}}},
{NULL, {{NULL, NULL, NULL}, {NULL, NULL, NULL}}}
};
static void
post_db_reload_check_init(void)
{
n_neoteric_ifaces = 0;
}
static void
post_db_reload_expect_iface(const struct ovsrec_interface *iface)
{
if (n_neoteric_ifaces >= allocated_neoteric_ifaces) {
neoteric_ifaces = x2nrealloc(neoteric_ifaces,
&allocated_neoteric_ifaces,
sizeof *neoteric_ifaces);
}
neoteric_ifaces[n_neoteric_ifaces++] = iface->header_.uuid;
}
static void
post_db_reload_do_checks(const struct vsctl_context *vsctl_ctx)
{
struct ds dead_ifaces = DS_EMPTY_INITIALIZER;
size_t i;
for (i = 0; i < n_neoteric_ifaces; i++) {
const struct uuid *uuid;
uuid = ovsdb_idl_txn_get_insert_uuid(vsctl_ctx->base.txn,
&neoteric_ifaces[i]);
if (uuid) {
const struct ovsrec_interface *iface;
iface = ovsrec_interface_get_for_uuid(vsctl_ctx->base.idl, uuid);
if (iface && (!iface->ofport || *iface->ofport == -1)) {
ds_put_format(&dead_ifaces, "'%s', ", iface->name);
}
}
}
if (dead_ifaces.length) {
dead_ifaces.length -= 2; /* Strip off trailing comma and space. */
ovs_error(0, "Error detected while setting up %s. See ovs-vswitchd "
"log for details.", ds_cstr(&dead_ifaces));
}
ds_destroy(&dead_ifaces);
}
static void
vsctl_context_init_command(struct vsctl_context *vsctl_ctx,
struct ctl_command *command)
{
ctl_context_init_command(&vsctl_ctx->base, command);
vsctl_ctx->verified_ports = false;
}
static void
vsctl_context_init(struct vsctl_context *vsctl_ctx,
struct ctl_command *command, struct ovsdb_idl *idl,
struct ovsdb_idl_txn *txn,
const struct ovsrec_open_vswitch *ovs,
struct ovsdb_symbol_table *symtab)
{
ctl_context_init(&vsctl_ctx->base, command, idl, txn, symtab,
vsctl_context_invalidate_cache);
if (command) {
vsctl_ctx->verified_ports = false;
}
vsctl_ctx->ovs = ovs;
vsctl_ctx->cache_valid = false;
}
static void
vsctl_context_done_command(struct vsctl_context *vsctl_ctx,
struct ctl_command *command)
{
ctl_context_done_command(&vsctl_ctx->base, command);
}
static void
vsctl_context_done(struct vsctl_context *vsctl_ctx,
struct ctl_command *command)
{
ctl_context_done(&vsctl_ctx->base, command);
}
static void
run_prerequisites(struct ctl_command *commands, size_t n_commands,
struct ovsdb_idl *idl)
{
struct ctl_command *c;
ovsdb_idl_add_table(idl, &ovsrec_table_open_vswitch);
if (wait_for_reload) {
ovsdb_idl_add_column(idl, &ovsrec_open_vswitch_col_cur_cfg);
}
for (c = commands; c < &commands[n_commands]; c++) {
if (c->syntax->prerequisites) {
struct vsctl_context vsctl_ctx;
ds_init(&c->output);
c->table = NULL;
vsctl_context_init(&vsctl_ctx, c, idl, NULL, NULL, NULL);
(c->syntax->prerequisites)(&vsctl_ctx.base);
vsctl_context_done(&vsctl_ctx, c);
ovs_assert(!c->output.string);
ovs_assert(!c->table);
}
}
}
static void
do_vsctl(const char *args, struct ctl_command *commands, size_t n_commands,
struct ovsdb_idl *idl)
{
struct ovsdb_idl_txn *txn;
const struct ovsrec_open_vswitch *ovs;
enum ovsdb_idl_txn_status status;
struct ovsdb_symbol_table *symtab;
struct vsctl_context vsctl_ctx;
struct ctl_command *c;
struct shash_node *node;
int64_t next_cfg = 0;
char *error = NULL;
txn = the_idl_txn = ovsdb_idl_txn_create(idl);
if (dry_run) {
ovsdb_idl_txn_set_dry_run(txn);
}
ovsdb_idl_txn_add_comment(txn, "ovs-vsctl: %s", args);
ovs = ovsrec_open_vswitch_first(idl);
if (!ovs) {
/* XXX add verification that table is empty */
ovs = ovsrec_open_vswitch_insert(txn);
}
if (wait_for_reload) {
ovsdb_idl_txn_increment(txn, &ovs->header_,
&ovsrec_open_vswitch_col_next_cfg);
}
post_db_reload_check_init();
symtab = ovsdb_symbol_table_create();
for (c = commands; c < &commands[n_commands]; c++) {
ds_init(&c->output);
c->table = NULL;
}
vsctl_context_init(&vsctl_ctx, NULL, idl, txn, ovs, symtab);
for (c = commands; c < &commands[n_commands]; c++) {
vsctl_context_init_command(&vsctl_ctx, c);
if (c->syntax->run) {
(c->syntax->run)(&vsctl_ctx.base);
}
vsctl_context_done_command(&vsctl_ctx, c);
if (vsctl_ctx.base.try_again) {
vsctl_context_done(&vsctl_ctx, NULL);
goto try_again;
}
}
vsctl_context_done(&vsctl_ctx, NULL);
SHASH_FOR_EACH (node, &symtab->sh) {
struct ovsdb_symbol *symbol = node->data;
if (!symbol->created) {
ctl_fatal("row id \"%s\" is referenced but never created (e.g. "
"with \"-- --id=%s create ...\")",
node->name, node->name);
}
if (!symbol->strong_ref) {
if (!symbol->weak_ref) {
VLOG_WARN("row id \"%s\" was created but no reference to it "
"was inserted, so it will not actually appear in "
"the database", node->name);
} else {
VLOG_WARN("row id \"%s\" was created but only a weak "
"reference to it was inserted, so it will not "
"actually appear in the database", node->name);
}
}
}
status = ovsdb_idl_txn_commit_block(txn);
if (wait_for_reload && status == TXN_SUCCESS) {
next_cfg = ovsdb_idl_txn_get_increment_new_value(txn);
}
if (status == TXN_UNCHANGED || status == TXN_SUCCESS) {
for (c = commands; c < &commands[n_commands]; c++) {
if (c->syntax->postprocess) {
vsctl_context_init(&vsctl_ctx, c, idl, txn, ovs, symtab);
(c->syntax->postprocess)(&vsctl_ctx.base);
vsctl_context_done(&vsctl_ctx, c);
}
}
}
error = xstrdup(ovsdb_idl_txn_get_error(txn));
switch (status) {
case TXN_UNCOMMITTED:
case TXN_INCOMPLETE:
OVS_NOT_REACHED();
case TXN_ABORTED:
/* Should not happen--we never call ovsdb_idl_txn_abort(). */
ctl_fatal("transaction aborted");
case TXN_UNCHANGED:
case TXN_SUCCESS:
break;
case TXN_TRY_AGAIN:
goto try_again;
case TXN_ERROR:
ctl_fatal("transaction error: %s", error);
case TXN_NOT_LOCKED:
/* Should not happen--we never call ovsdb_idl_set_lock(). */
ctl_fatal("database not locked");
default:
OVS_NOT_REACHED();
}
free(error);
ovsdb_symbol_table_destroy(symtab);
for (c = commands; c < &commands[n_commands]; c++) {
struct ds *ds = &c->output;
if (c->table) {
table_print(c->table, &table_style);
} else if (oneline) {
size_t j;
ds_chomp(ds, '\n');
for (j = 0; j < ds->length; j++) {
int ch = ds->string[j];
switch (ch) {
case '\n':
fputs("\\n", stdout);
break;
case '\\':
fputs("\\\\", stdout);
break;
default:
putchar(ch);
}
}
putchar('\n');
} else {
fputs(ds_cstr(ds), stdout);
}
ds_destroy(&c->output);
table_destroy(c->table);
free(c->table);
shash_destroy_free_data(&c->options);
}
free(commands);
if (wait_for_reload && status != TXN_UNCHANGED) {
/* Even, if --retry flag was not specified, ovs-vsctl still
* has to retry to establish OVSDB connection, if wait_for_reload
* was set. Otherwise, ovs-vsctl would end up waiting forever
* until cur_cfg would be updated. */
ovsdb_idl_enable_reconnect(idl);
for (;;) {
ovsdb_idl_run(idl);
OVSREC_OPEN_VSWITCH_FOR_EACH (ovs, idl) {
if (ovs->cur_cfg >= next_cfg) {
post_db_reload_do_checks(&vsctl_ctx);
goto done;
}
}
ovsdb_idl_wait(idl);
poll_block();
}
done: ;
}
ovsdb_idl_txn_destroy(txn);
ovsdb_idl_destroy(idl);
exit(EXIT_SUCCESS);
try_again:
/* Our transaction needs to be rerun, or a prerequisite was not met. Free
* resources and return so that the caller can try again. */
if (txn) {
ovsdb_idl_txn_abort(txn);
ovsdb_idl_txn_destroy(txn);
the_idl_txn = NULL;
}
ovsdb_symbol_table_destroy(symtab);
for (c = commands; c < &commands[n_commands]; c++) {
ds_destroy(&c->output);
table_destroy(c->table);
free(c->table);
}
free(error);
}
/* Frees the current transaction and the underlying IDL and then calls
* exit(status).
*
* Freeing the transaction and the IDL is not strictly necessary, but it makes
* for a clean memory leak report from valgrind in the normal case. That makes
* it easier to notice real memory leaks. */
static void
vsctl_exit(int status)
{
if (the_idl_txn) {
ovsdb_idl_txn_abort(the_idl_txn);
ovsdb_idl_txn_destroy(the_idl_txn);
}
ovsdb_idl_destroy(the_idl);
exit(status);
}
/*
* Developers who add new commands to the 'struct ctl_command_syntax' must
* define the 'arguments' member of the struct. The following keywords are
* available for composing the argument format:
*
* TABLE RECORD BRIDGE PARENT PORT
* KEY VALUE ARG KEY=VALUE ?KEY=VALUE
* IFACE SYSIFACE COLUMN COLUMN?:KEY COLUMN?:KEY=VALUE
* MODE CA-CERT CERTIFICATE PRIVATE-KEY
* TARGET NEW-* (e.g. NEW-PORT)
*
* For argument types not listed above, just uses 'ARG' as place holder.
*
* Encloses the keyword with '[]' if it is optional. Appends '...' to
* keyword or enclosed keyword to indicate that the argument can be specified
* multiple times.
*
* */
static const struct ctl_command_syntax vsctl_commands[] = {
/* Open vSwitch commands. */
{"init", 0, 0, "", NULL, cmd_init, NULL, "", RW},
/* Bridge commands. */
{"add-br", 1, 3, "NEW-BRIDGE [PARENT] [NEW-VLAN]", pre_get_info,
cmd_add_br, NULL, "--may-exist", RW},
{"del-br", 1, 1, "BRIDGE", pre_get_info, cmd_del_br,
NULL, "--if-exists", RW},
{"list-br", 0, 0, "", pre_get_info, cmd_list_br, NULL, "--real,--fake",
RO},
{"br-exists", 1, 1, "BRIDGE", pre_get_info, cmd_br_exists, NULL, "", RO},
{"br-to-vlan", 1, 1, "BRIDGE", pre_get_info, cmd_br_to_vlan, NULL, "",
RO},
{"br-to-parent", 1, 1, "BRIDGE", pre_get_info, cmd_br_to_parent, NULL,
"", RO},
{"br-set-external-id", 2, 3, "BRIDGE KEY [VALUE]",
pre_cmd_br_set_external_id, cmd_br_set_external_id, NULL, "", RW},
{"br-get-external-id", 1, 2, "BRIDGE [KEY]", pre_cmd_br_get_external_id,
cmd_br_get_external_id, NULL, "", RO},
/* Port commands. */
{"list-ports", 1, 1, "BRIDGE", pre_get_info, cmd_list_ports, NULL, "",
RO},
{"add-port", 2, INT_MAX, "BRIDGE NEW-PORT [COLUMN[:KEY]=VALUE]...",
pre_get_info, cmd_add_port, NULL, "--may-exist", RW},
{"add-bond", 4, INT_MAX,
"BRIDGE NEW-BOND-PORT SYSIFACE... [COLUMN[:KEY]=VALUE]...", pre_get_info,
cmd_add_bond, NULL, "--may-exist,--fake-iface", RW},
{"del-port", 1, 2, "[BRIDGE] PORT|IFACE", pre_get_info, cmd_del_port, NULL,
"--if-exists,--with-iface", RW},
{"port-to-br", 1, 1, "PORT", pre_get_info, cmd_port_to_br, NULL, "", RO},
/* Interface commands. */
{"list-ifaces", 1, 1, "BRIDGE", pre_get_info, cmd_list_ifaces, NULL, "",
RO},
{"iface-to-br", 1, 1, "IFACE", pre_get_info, cmd_iface_to_br, NULL, "",
RO},
/* Controller commands. */
{"get-controller", 1, 1, "BRIDGE", pre_controller, cmd_get_controller,
NULL, "", RO},
{"del-controller", 1, 1, "BRIDGE", pre_controller, cmd_del_controller,
NULL, "", RW},
{"set-controller", 1, INT_MAX, "BRIDGE TARGET...", pre_controller,
cmd_set_controller, NULL, "", RW},
{"get-fail-mode", 1, 1, "BRIDGE", pre_get_info, cmd_get_fail_mode, NULL,
"", RO},
{"del-fail-mode", 1, 1, "BRIDGE", pre_get_info, cmd_del_fail_mode, NULL,
"", RW},
{"set-fail-mode", 2, 2, "BRIDGE MODE", pre_get_info, cmd_set_fail_mode,
NULL, "", RW},
/* Manager commands. */
{"get-manager", 0, 0, "", pre_manager, cmd_get_manager, NULL, "", RO},
{"del-manager", 0, 0, "", pre_manager, cmd_del_manager, NULL, "", RW},
{"set-manager", 1, INT_MAX, "TARGET...", pre_manager, cmd_set_manager,
NULL, "", RW},
/* SSL commands. */
{"get-ssl", 0, 0, "", pre_cmd_get_ssl, cmd_get_ssl, NULL, "", RO},
{"del-ssl", 0, 0, "", pre_cmd_del_ssl, cmd_del_ssl, NULL, "", RW},
{"set-ssl", 3, 3, "PRIVATE-KEY CERTIFICATE CA-CERT", pre_cmd_set_ssl,
cmd_set_ssl, NULL, "--bootstrap", RW},
/* Auto Attach commands. */
{"add-aa-mapping", 3, 3, "BRIDGE ARG ARG", pre_aa_mapping, cmd_add_aa_mapping,
NULL, "", RW},
{"del-aa-mapping", 3, 3, "BRIDGE ARG ARG", pre_aa_mapping, cmd_del_aa_mapping,
NULL, "", RW},
{"get-aa-mapping", 1, 1, "BRIDGE", pre_aa_mapping, cmd_get_aa_mapping,
NULL, "", RO},
/* Switch commands. */
{"emer-reset", 0, 0, "", pre_cmd_emer_reset, cmd_emer_reset, NULL, "", RW},
{NULL, 0, 0, NULL, NULL, NULL, NULL, NULL, RO},
};
/* Registers vsctl and common db commands. */
static void
vsctl_cmd_init(void)
{
ctl_init(tables, cmd_show_tables, vsctl_exit);
ctl_register_commands(vsctl_commands);
}
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