tyler
/
proxmox-backup
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

move src/api2/config/network.rs to src/api2/node/network.rs 

So that we have the same api path for network config as pve.
This commit is contained in:
Dietmar Maurer 2020-04-25 17:00:38 +02:00
parent 1ca540a63b
commit 26d9aebc28
5 changed files with 385 additions and 382 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
src/api2/config.rs
View File

@ -3,11 +3,9 @@ use proxmox::list_subdirs_api_method;
pub mod datastore;
pub mod remote;
pub mod network;
const SUBDIRS: SubdirMap = &[
("datastore", &datastore::ROUTER),
("network", &network::ROUTER),
("remote", &remote::ROUTER),
];

359
src/api2/config/network.rs
View File

@ -1,359 +0,0 @@
use anyhow::{Error, bail};
use serde_json::{Value, to_value};
use ::serde::{Deserialize, Serialize};
use proxmox::api::{api, ApiMethod, Router, RpcEnvironment, Permission};
use crate::config::network;
use crate::config::acl::{PRIV_SYS_AUDIT, PRIV_SYS_MODIFY};
use crate::api2::types::*;
#[api(
input: {
properties: {},
},
returns: {
description: "List network devices (with config digest).",
type: Array,
items: {
type: Interface,
},
},
access: {
permission: &Permission::Privilege(&[], PRIV_SYS_AUDIT, false),
},
)]
/// List all datastores
pub fn list_network_devices(
_param: Value,
_info: &ApiMethod,
rpcenv: &mut dyn RpcEnvironment,
) -> Result<Value, Error> {
let (config, digest) = network::config()?;
let digest = proxmox::tools::digest_to_hex(&digest);
let mut list = Vec::new();
for interface in config.interfaces.values() {
let mut item: Value = to_value(interface)?;
item["digest"] = digest.clone().into();
list.push(item);
}
let diff = network::changes()?;
if !diff.is_empty() {
rpcenv.set_result_attrib("changes", diff.into());
}
Ok(list.into())
}
#[api(
input: {
properties: {
name: {
schema: NETWORK_INTERFACE_NAME_SCHEMA,
},
},
},
returns: {
description: "The network interface configuration (with config digest).",
type: Interface,
},
access: {
permission: &Permission::Privilege(&[], PRIV_SYS_AUDIT, false),
},
)]
/// Read a network interface configuration.
pub fn read_interface(name: String) -> Result<Value, Error> {
let (config, digest) = network::config()?;
let interface = config.lookup(&name)?;
let mut data: Value = to_value(interface)?;
data["digest"] = proxmox::tools::digest_to_hex(&digest).into();
Ok(data)
}
#[api()]
#[derive(Serialize, Deserialize)]
#[allow(non_camel_case_types)]
/// Deletable property name
pub enum DeletableProperty {
/// Delete the IPv4 address property.
address_v4,
/// Delete the IPv6 address property.
address_v6,
/// Delete the IPv4 gateway property.
gateway_v4,
/// Delete the IPv6 gateway property.
gateway_v6,
/// Delete the whole IPv4 configuration entry.
method_v4,
/// Delete the whole IPv6 configuration entry.
method_v6,
/// Delete IPv4 comments
comments_v4,
/// Delete IPv6 comments
comments_v6,
/// Delete mtu.
mtu,
/// Delete auto flag
auto,
/// Delete bridge ports (set to 'none')
bridge_ports,
/// Delete bond-slaves (set to 'none')
bond_slaves,
}
#[api(
protected: true,
input: {
properties: {
name: {
schema: NETWORK_INTERFACE_NAME_SCHEMA,
},
auto: {
description: "Autostart interface.",
type: bool,
optional: true,
},
method_v4: {
type: NetworkConfigMethod,
optional: true,
},
method_v6: {
type: NetworkConfigMethod,
optional: true,
},
comments_v4: {
description: "Comments (inet, may span multiple lines)",
type: String,
optional: true,
},
comments_v6: {
description: "Comments (inet5, may span multiple lines)",
type: String,
optional: true,
},
address: {
schema: CIDR_SCHEMA,
optional: true,
},
gateway: {
schema: IP_SCHEMA,
optional: true,
},
mtu: {
description: "Maximum Transmission Unit.",
optional: true,
minimum: 46,
maximum: 65535,
default: 1500,
},
bridge_ports: {
schema: NETWORK_INTERFACE_LIST_SCHEMA,
optional: true,
},
bond_slaves: {
schema: NETWORK_INTERFACE_LIST_SCHEMA,
optional: true,
},
delete: {
description: "List of properties to delete.",
type: Array,
optional: true,
items: {
type: DeletableProperty,
}
},
digest: {
optional: true,
schema: PROXMOX_CONFIG_DIGEST_SCHEMA,
},
},
},
access: {
permission: &Permission::Privilege(&[], PRIV_SYS_MODIFY, false),
},
)]
/// Update network interface config.
pub fn update_interface(
name: String,
auto: Option<bool>,
method_v4: Option<NetworkConfigMethod>,
method_v6: Option<NetworkConfigMethod>,
comments_v4: Option<String>,
comments_v6: Option<String>,
address: Option<String>,
gateway: Option<String>,
mtu: Option<u64>,
bridge_ports: Option<Vec<String>>,
bond_slaves: Option<Vec<String>>,
delete: Option<Vec<DeletableProperty>>,
digest: Option<String>,
) -> Result<(), Error> {
let _lock = crate::tools::open_file_locked(network::NETWORK_LOCKFILE, std::time::Duration::new(10, 0))?;
let (mut config, expected_digest) = network::config()?;
if let Some(ref digest) = digest {
let digest = proxmox::tools::hex_to_digest(digest)?;
crate::tools::detect_modified_configuration_file(&digest, &expected_digest)?;
}
let current_gateway_v4 = config.interfaces.iter()
.find(|(_, interface)| interface.gateway_v4.is_some())
.map(|(name, _)| name.to_string());
let current_gateway_v6 = config.interfaces.iter()
.find(|(_, interface)| interface.gateway_v4.is_some())
.map(|(name, _)| name.to_string());
let interface = config.lookup_mut(&name)?;
if let Some(delete) = delete {
for delete_prop in delete {
match delete_prop {
DeletableProperty::address_v4 => { interface.cidr_v4 = None; },
DeletableProperty::address_v6 => { interface.cidr_v6 = None; },
DeletableProperty::gateway_v4 => { interface.gateway_v4 = None; },
DeletableProperty::gateway_v6 => { interface.gateway_v6 = None; },
DeletableProperty::method_v4 => { interface.method_v4 = None; },
DeletableProperty::method_v6 => { interface.method_v6 = None; },
DeletableProperty::comments_v4 => { interface.comments_v4 = None; },
DeletableProperty::comments_v6 => { interface.comments_v6 = None; },
DeletableProperty::mtu => { interface.mtu = None; },
DeletableProperty::auto => { interface.auto = false; },
DeletableProperty::bridge_ports => { interface.set_bridge_ports(Vec::new())?; }
DeletableProperty::bond_slaves => { interface.set_bond_slaves(Vec::new())?; }
}
}
}
if let Some(auto) = auto { interface.auto = auto; }
if method_v4.is_some() { interface.method_v4 = method_v4; }
if method_v6.is_some() { interface.method_v6 = method_v6; }
if mtu.is_some() { interface.mtu = mtu; }
if let Some(ports) = bridge_ports { interface.set_bridge_ports(ports)?; }
if let Some(slaves) = bond_slaves { interface.set_bond_slaves(slaves)?; }
if let Some(address) = address {
let (_, _, is_v6) = network::parse_cidr(&address)?;
if is_v6 {
interface.cidr_v6 = Some(address);
} else {
interface.cidr_v4 = Some(address);
}
}
if let Some(gateway) = gateway {
let is_v6 = gateway.contains(':');
if is_v6 {
if let Some(current_gateway_v6) = current_gateway_v6 {
if current_gateway_v6 != name {
bail!("Default IPv6 gateway already exists on interface '{}'", current_gateway_v6);
}
}
interface.gateway_v6 = Some(gateway);
} else {
if let Some(current_gateway_v4) = current_gateway_v4 {
if current_gateway_v4 != name {
bail!("Default IPv4 gateway already exists on interface '{}'", current_gateway_v4);
}
}
interface.gateway_v4 = Some(gateway);
}
}
if comments_v4.is_some() { interface.comments_v4 = comments_v4; }
if comments_v6.is_some() { interface.comments_v6 = comments_v6; }
network::save_config(&config)?;
Ok(())
}
#[api(
protected: true,
input: {
properties: {
name: {
schema: NETWORK_INTERFACE_NAME_SCHEMA,
},
digest: {
optional: true,
schema: PROXMOX_CONFIG_DIGEST_SCHEMA,
},
},
},
access: {
permission: &Permission::Privilege(&[], PRIV_SYS_MODIFY, false),
},
)]
/// Remove network interface configuration.
pub fn delete_interface(name: String, digest: Option<String>) -> Result<(), Error> {
let _lock = crate::tools::open_file_locked(network::NETWORK_LOCKFILE, std::time::Duration::new(10, 0))?;
let (mut config, expected_digest) = network::config()?;
if let Some(ref digest) = digest {
let digest = proxmox::tools::hex_to_digest(digest)?;
crate::tools::detect_modified_configuration_file(&digest, &expected_digest)?;
}
let _interface = config.lookup(&name)?; // check if interface exists
config.interfaces.remove(&name);
network::save_config(&config)?;
Ok(())
}
#[api(
access: {
permission: &Permission::Privilege(&[], PRIV_SYS_MODIFY, false),
},
)]
/// Reload network configuration (requires ifupdown2).
pub fn reload_network_config() -> Result<(), Error> {
network::assert_ifupdown2_installed()?;
let _ = std::fs::rename(network::NETWORK_INTERFACES_NEW_FILENAME, network::NETWORK_INTERFACES_FILENAME);
network::network_reload()?;
Ok(())
}
#[api(
access: {
permission: &Permission::Privilege(&[], PRIV_SYS_MODIFY, false),
},
)]
/// Revert network configuration (rm /etc/network/interfaces.new).
pub fn revert_network_config() -> Result<(), Error> {
let _ = std::fs::remove_file(network::NETWORK_INTERFACES_NEW_FILENAME);
Ok(())
}
const ITEM_ROUTER: Router = Router::new()
.get(&API_METHOD_READ_INTERFACE)
.put(&API_METHOD_UPDATE_INTERFACE)
.delete(&API_METHOD_DELETE_INTERFACE);
pub const ROUTER: Router = Router::new()
.get(&API_METHOD_LIST_NETWORK_DEVICES)
.put(&API_METHOD_RELOAD_NETWORK_CONFIG)
.delete(&API_METHOD_REVERT_NETWORK_CONFIG)
.match_all("name", &ITEM_ROUTER);

2
src/api2/node.rs
View File

@ -3,7 +3,7 @@ use proxmox::list_subdirs_api_method;
pub mod tasks;
mod time;
mod network;
pub mod network;
pub mod dns;
mod syslog;
mod journal;

373
src/api2/node/network.rs
View File

@ -1,10 +1,12 @@
use anyhow::{Error};
use serde_json::{json, Value};
use anyhow::{Error, bail};
use serde_json::{Value, to_value};
use ::serde::{Deserialize, Serialize};
use proxmox::api::{api, Router, Permission};
use proxmox::api::{api, ApiMethod, Router, RpcEnvironment, Permission};
use crate::config::network;
use crate::config::acl::{PRIV_SYS_AUDIT, PRIV_SYS_MODIFY};
use crate::api2::types::*;
use crate::config::acl::{PRIV_SYS_AUDIT};
#[api(
input: {
@ -15,23 +17,370 @@ use crate::config::acl::{PRIV_SYS_AUDIT};
},
},
returns: {
description: "The network configuration from /etc/network/interfaces.",
properties: {
// fixme
description: "List network devices (with config digest).",
type: Array,
items: {
type: Interface,
},
},
access: {
permission: &Permission::Privilege(&[], PRIV_SYS_AUDIT, false),
},
)]
/// Read network configuration.
fn get_network_config(
/// List all datastores
pub fn list_network_devices(
_param: Value,
_info: &ApiMethod,
rpcenv: &mut dyn RpcEnvironment,
) -> Result<Value, Error> {
Ok(json!({}))
let (config, digest) = network::config()?;
let digest = proxmox::tools::digest_to_hex(&digest);
let mut list = Vec::new();
for interface in config.interfaces.values() {
let mut item: Value = to_value(interface)?;
item["digest"] = digest.clone().into();
list.push(item);
}
let diff = network::changes()?;
if !diff.is_empty() {
rpcenv.set_result_attrib("changes", diff.into());
}
Ok(list.into())
}
#[api(
input: {
properties: {
node: {
schema: NODE_SCHEMA,
},
name: {
schema: NETWORK_INTERFACE_NAME_SCHEMA,
},
},
},
returns: {
description: "The network interface configuration (with config digest).",
type: Interface,
},
access: {
permission: &Permission::Privilege(&[], PRIV_SYS_AUDIT, false),
},
)]
/// Read a network interface configuration.
pub fn read_interface(name: String) -> Result<Value, Error> {
let (config, digest) = network::config()?;
let interface = config.lookup(&name)?;
let mut data: Value = to_value(interface)?;
data["digest"] = proxmox::tools::digest_to_hex(&digest).into();
Ok(data)
}
#[api()]
#[derive(Serialize, Deserialize)]
#[allow(non_camel_case_types)]
/// Deletable property name
pub enum DeletableProperty {
/// Delete the IPv4 address property.
address_v4,
/// Delete the IPv6 address property.
address_v6,
/// Delete the IPv4 gateway property.
gateway_v4,
/// Delete the IPv6 gateway property.
gateway_v6,
/// Delete the whole IPv4 configuration entry.
method_v4,
/// Delete the whole IPv6 configuration entry.
method_v6,
/// Delete IPv4 comments
comments_v4,
/// Delete IPv6 comments
comments_v6,
/// Delete mtu.
mtu,
/// Delete auto flag
auto,
/// Delete bridge ports (set to 'none')
bridge_ports,
/// Delete bond-slaves (set to 'none')
bond_slaves,
}
#[api(
protected: true,
input: {
properties: {
node: {
schema: NODE_SCHEMA,
},
name: {
schema: NETWORK_INTERFACE_NAME_SCHEMA,
},
auto: {
description: "Autostart interface.",
type: bool,
optional: true,
},
method_v4: {
type: NetworkConfigMethod,
optional: true,
},
method_v6: {
type: NetworkConfigMethod,
optional: true,
},
comments_v4: {
description: "Comments (inet, may span multiple lines)",
type: String,
optional: true,
},
comments_v6: {
description: "Comments (inet5, may span multiple lines)",
type: String,
optional: true,
},
address: {
schema: CIDR_SCHEMA,
optional: true,
},
gateway: {
schema: IP_SCHEMA,
optional: true,
},
mtu: {
description: "Maximum Transmission Unit.",
optional: true,
minimum: 46,
maximum: 65535,
default: 1500,
},
bridge_ports: {
schema: NETWORK_INTERFACE_LIST_SCHEMA,
optional: true,
},
bond_slaves: {
schema: NETWORK_INTERFACE_LIST_SCHEMA,
optional: true,
},
delete: {
description: "List of properties to delete.",
type: Array,
optional: true,
items: {
type: DeletableProperty,
}
},
digest: {
optional: true,
schema: PROXMOX_CONFIG_DIGEST_SCHEMA,
},
},
},
access: {
permission: &Permission::Privilege(&[], PRIV_SYS_MODIFY, false),
},
)]
/// Update network interface config.
pub fn update_interface(
name: String,
auto: Option<bool>,
method_v4: Option<NetworkConfigMethod>,
method_v6: Option<NetworkConfigMethod>,
comments_v4: Option<String>,
comments_v6: Option<String>,
address: Option<String>,
gateway: Option<String>,
mtu: Option<u64>,
bridge_ports: Option<Vec<String>>,
bond_slaves: Option<Vec<String>>,
delete: Option<Vec<DeletableProperty>>,
digest: Option<String>,
) -> Result<(), Error> {
let _lock = crate::tools::open_file_locked(network::NETWORK_LOCKFILE, std::time::Duration::new(10, 0))?;
let (mut config, expected_digest) = network::config()?;
if let Some(ref digest) = digest {
let digest = proxmox::tools::hex_to_digest(digest)?;
crate::tools::detect_modified_configuration_file(&digest, &expected_digest)?;
}
let current_gateway_v4 = config.interfaces.iter()
.find(|(_, interface)| interface.gateway_v4.is_some())
.map(|(name, _)| name.to_string());
let current_gateway_v6 = config.interfaces.iter()
.find(|(_, interface)| interface.gateway_v4.is_some())
.map(|(name, _)| name.to_string());
let interface = config.lookup_mut(&name)?;
if let Some(delete) = delete {
for delete_prop in delete {
match delete_prop {
DeletableProperty::address_v4 => { interface.cidr_v4 = None; },
DeletableProperty::address_v6 => { interface.cidr_v6 = None; },
DeletableProperty::gateway_v4 => { interface.gateway_v4 = None; },
DeletableProperty::gateway_v6 => { interface.gateway_v6 = None; },
DeletableProperty::method_v4 => { interface.method_v4 = None; },
DeletableProperty::method_v6 => { interface.method_v6 = None; },
DeletableProperty::comments_v4 => { interface.comments_v4 = None; },
DeletableProperty::comments_v6 => { interface.comments_v6 = None; },
DeletableProperty::mtu => { interface.mtu = None; },
DeletableProperty::auto => { interface.auto = false; },
DeletableProperty::bridge_ports => { interface.set_bridge_ports(Vec::new())?; }
DeletableProperty::bond_slaves => { interface.set_bond_slaves(Vec::new())?; }
}
}
}
if let Some(auto) = auto { interface.auto = auto; }
if method_v4.is_some() { interface.method_v4 = method_v4; }
if method_v6.is_some() { interface.method_v6 = method_v6; }
if mtu.is_some() { interface.mtu = mtu; }
if let Some(ports) = bridge_ports { interface.set_bridge_ports(ports)?; }
if let Some(slaves) = bond_slaves { interface.set_bond_slaves(slaves)?; }
if let Some(address) = address {
let (_, _, is_v6) = network::parse_cidr(&address)?;
if is_v6 {
interface.cidr_v6 = Some(address);
} else {
interface.cidr_v4 = Some(address);
}
}
if let Some(gateway) = gateway {
let is_v6 = gateway.contains(':');
if is_v6 {
if let Some(current_gateway_v6) = current_gateway_v6 {
if current_gateway_v6 != name {
bail!("Default IPv6 gateway already exists on interface '{}'", current_gateway_v6);
}
}
interface.gateway_v6 = Some(gateway);
} else {
if let Some(current_gateway_v4) = current_gateway_v4 {
if current_gateway_v4 != name {
bail!("Default IPv4 gateway already exists on interface '{}'", current_gateway_v4);
}
}
interface.gateway_v4 = Some(gateway);
}
}
if comments_v4.is_some() { interface.comments_v4 = comments_v4; }
if comments_v6.is_some() { interface.comments_v6 = comments_v6; }
network::save_config(&config)?;
Ok(())
}
#[api(
protected: true,
input: {
properties: {
node: {
schema: NODE_SCHEMA,
},
name: {
schema: NETWORK_INTERFACE_NAME_SCHEMA,
},
digest: {
optional: true,
schema: PROXMOX_CONFIG_DIGEST_SCHEMA,
},
},
},
access: {
permission: &Permission::Privilege(&[], PRIV_SYS_MODIFY, false),
},
)]
/// Remove network interface configuration.
pub fn delete_interface(name: String, digest: Option<String>) -> Result<(), Error> {
let _lock = crate::tools::open_file_locked(network::NETWORK_LOCKFILE, std::time::Duration::new(10, 0))?;
let (mut config, expected_digest) = network::config()?;
if let Some(ref digest) = digest {
let digest = proxmox::tools::hex_to_digest(digest)?;
crate::tools::detect_modified_configuration_file(&digest, &expected_digest)?;
}
let _interface = config.lookup(&name)?; // check if interface exists
config.interfaces.remove(&name);
network::save_config(&config)?;
Ok(())
}
#[api(
input: {
properties: {
node: {
schema: NODE_SCHEMA,
},
},
},
access: {
permission: &Permission::Privilege(&[], PRIV_SYS_MODIFY, false),
},
)]
/// Reload network configuration (requires ifupdown2).
pub fn reload_network_config() -> Result<(), Error> {
network::assert_ifupdown2_installed()?;
let _ = std::fs::rename(network::NETWORK_INTERFACES_NEW_FILENAME, network::NETWORK_INTERFACES_FILENAME);
network::network_reload()?;
Ok(())
}
#[api(
input: {
properties: {
node: {
schema: NODE_SCHEMA,
},
},
},
access: {
permission: &Permission::Privilege(&[], PRIV_SYS_MODIFY, false),
},
)]
/// Revert network configuration (rm /etc/network/interfaces.new).
pub fn revert_network_config() -> Result<(), Error> {
let _ = std::fs::remove_file(network::NETWORK_INTERFACES_NEW_FILENAME);
Ok(())
}
const ITEM_ROUTER: Router = Router::new()
.get(&API_METHOD_READ_INTERFACE)
.put(&API_METHOD_UPDATE_INTERFACE)
.delete(&API_METHOD_DELETE_INTERFACE);
pub const ROUTER: Router = Router::new()
.get(&API_METHOD_GET_NETWORK_CONFIG);
.get(&API_METHOD_LIST_NETWORK_DEVICES)
.put(&API_METHOD_RELOAD_NETWORK_CONFIG)
.delete(&API_METHOD_REVERT_NETWORK_CONFIG)
.match_all("name", &ITEM_ROUTER);

31
src/bin/proxmox-backup-manager.rs
View File

@ -248,7 +248,7 @@ fn list_network_devices(param: Value, rpcenv: &mut dyn RpcEnvironment) -> Result
let output_format = get_output_format(&param);
let info = &api2::config::network::API_METHOD_LIST_NETWORK_DEVICES;
let info = &api2::node::network::API_METHOD_LIST_NETWORK_DEVICES;
let mut data = match info.handler {
ApiHandler::Sync(handler) => (handler)(param, info, rpcenv)?,
_ => unreachable!(),
@ -308,7 +308,7 @@ fn list_network_devices(param: Value, rpcenv: &mut dyn RpcEnvironment) -> Result
/// Show pending configuration changes (diff)
fn pending_network_changes(param: Value, rpcenv: &mut dyn RpcEnvironment) -> Result<Value, Error> {
let info = &api2::config::network::API_METHOD_LIST_NETWORK_DEVICES;
let info = &api2::node::network::API_METHOD_LIST_NETWORK_DEVICES;
let _data = match info.handler {
ApiHandler::Sync(handler) => (handler)(param, info, rpcenv)?,
_ => unreachable!(),
@ -326,24 +326,39 @@ fn pending_network_changes(param: Value, rpcenv: &mut dyn RpcEnvironment) -> Res
fn network_commands() -> CommandLineInterface {
let cmd_def = CliCommandMap::new()
.insert("list", CliCommand::new(&API_METHOD_LIST_NETWORK_DEVICES))
.insert("changes", CliCommand::new(&API_METHOD_PENDING_NETWORK_CHANGES))
.insert(
"list",
CliCommand::new(&API_METHOD_LIST_NETWORK_DEVICES)
.fixed_param("node", String::from("localhost"))
)
.insert(
"changes",
CliCommand::new(&API_METHOD_PENDING_NETWORK_CHANGES)
.fixed_param("node", String::from("localhost"))
)
.insert(
"update",
CliCommand::new(&api2::config::network::API_METHOD_UPDATE_INTERFACE)
CliCommand::new(&api2::node::network::API_METHOD_UPDATE_INTERFACE)
.fixed_param("node", String::from("localhost"))
.arg_param(&["name"])
.completion_cb("name", config::network::complete_interface_name)
)
.insert(
"remove",
CliCommand::new(&api2::config::network::API_METHOD_DELETE_INTERFACE)
CliCommand::new(&api2::node::network::API_METHOD_DELETE_INTERFACE)
.fixed_param("node", String::from("localhost"))
.arg_param(&["name"])
.completion_cb("name", config::network::complete_interface_name)
)
.insert("revert", CliCommand::new(&api2::config::network::API_METHOD_REVERT_NETWORK_CONFIG))
.insert(
"revert",
CliCommand::new(&api2::node::network::API_METHOD_REVERT_NETWORK_CONFIG)
.fixed_param("node", String::from("localhost"))
)
.insert(
"reload",
CliCommand::new(&api2::config::network::API_METHOD_RELOAD_NETWORK_CONFIG)
CliCommand::new(&api2::node::network::API_METHOD_RELOAD_NETWORK_CONFIG)
.fixed_param("node", String::from("localhost"))
);
cmd_def.into()