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use std::collections::HashSet;
use garage_util::error::*;
use garage_rpc::layout::*;
use garage_rpc::system::*;
use garage_rpc::*;
use garage_model::helper::error::Error as HelperError;
use crate::admin::*;
use crate::cli::*;
pub async fn cli_command_dispatch(
cmd: Command,
system_rpc_endpoint: &Endpoint<SystemRpc, ()>,
admin_rpc_endpoint: &Endpoint<AdminRpc, ()>,
rpc_host: NodeID,
) -> Result<(), HelperError> {
match cmd {
Command::Status => Ok(cmd_status(system_rpc_endpoint, rpc_host).await?),
Command::Node(NodeOperation::Connect(connect_opt)) => {
Ok(cmd_connect(system_rpc_endpoint, rpc_host, connect_opt).await?)
}
Command::Layout(layout_opt) => {
Ok(cli_layout_command_dispatch(layout_opt, system_rpc_endpoint, rpc_host).await?)
}
Command::Bucket(bo) => {
cmd_admin(admin_rpc_endpoint, rpc_host, AdminRpc::BucketOperation(bo)).await
}
Command::Key(ko) => {
cmd_admin(admin_rpc_endpoint, rpc_host, AdminRpc::KeyOperation(ko)).await
}
Command::Migrate(mo) => {
cmd_admin(admin_rpc_endpoint, rpc_host, AdminRpc::Migrate(mo)).await
}
Command::Repair(ro) => {
cmd_admin(admin_rpc_endpoint, rpc_host, AdminRpc::LaunchRepair(ro)).await
}
Command::Stats(so) => cmd_admin(admin_rpc_endpoint, rpc_host, AdminRpc::Stats(so)).await,
_ => unreachable!(),
}
}
pub async fn cmd_status(rpc_cli: &Endpoint<SystemRpc, ()>, rpc_host: NodeID) -> Result<(), Error> {
let status = match rpc_cli
.call(&rpc_host, &SystemRpc::GetKnownNodes, PRIO_NORMAL)
.await??
{
SystemRpc::ReturnKnownNodes(nodes) => nodes,
resp => return Err(Error::Message(format!("Invalid RPC response: {:?}", resp))),
};
let layout = fetch_layout(rpc_cli, rpc_host).await?;
println!("==== HEALTHY NODES ====");
let mut healthy_nodes = vec!["ID\tHostname\tAddress\tTags\tZone\tCapacity".to_string()];
for adv in status.iter().filter(|adv| adv.is_up) {
match layout.roles.get(&adv.id) {
Some(NodeRoleV(Some(cfg))) => {
healthy_nodes.push(format!(
"{id:?}\t{host}\t{addr}\t[{tags}]\t{zone}\t{capacity}",
id = adv.id,
host = adv.status.hostname,
addr = adv.addr,
tags = cfg.tags.join(","),
zone = cfg.zone,
capacity = cfg.capacity_string(),
));
}
_ => {
let new_role = match layout.staging.get(&adv.id) {
Some(NodeRoleV(Some(_))) => "(pending)",
_ => "NO ROLE ASSIGNED",
};
healthy_nodes.push(format!(
"{id:?}\t{h}\t{addr}\t{new_role}",
id = adv.id,
h = adv.status.hostname,
addr = adv.addr,
new_role = new_role,
));
}
}
}
format_table(healthy_nodes);
let status_keys = status.iter().map(|adv| adv.id).collect::<HashSet<_>>();
let failure_case_1 = status.iter().any(|adv| !adv.is_up);
let failure_case_2 = layout
.roles
.items()
.iter()
.filter(|(_, _, v)| v.0.is_some())
.any(|(id, _, _)| !status_keys.contains(id));
if failure_case_1 || failure_case_2 {
println!("\n==== FAILED NODES ====");
let mut failed_nodes =
vec!["ID\tHostname\tAddress\tTags\tZone\tCapacity\tLast seen".to_string()];
for adv in status.iter().filter(|adv| !adv.is_up) {
if let Some(NodeRoleV(Some(cfg))) = layout.roles.get(&adv.id) {
failed_nodes.push(format!(
"{id:?}\t{host}\t{addr}\t[{tags}]\t{zone}\t{capacity}\t{last_seen}",
id = adv.id,
host = adv.status.hostname,
addr = adv.addr,
tags = cfg.tags.join(","),
zone = cfg.zone,
capacity = cfg.capacity_string(),
last_seen = adv
.last_seen_secs_ago
.map(|s| format!("{}s ago", s))
.unwrap_or_else(|| "never seen".into()),
));
}
}
for (id, _, role_v) in layout.roles.items().iter() {
if let NodeRoleV(Some(cfg)) = role_v {
if !status_keys.contains(id) {
failed_nodes.push(format!(
"{id:?}\t??\t??\t[{tags}]\t{zone}\t{capacity}\tnever seen",
id = id,
tags = cfg.tags.join(","),
zone = cfg.zone,
capacity = cfg.capacity_string(),
));
}
}
}
format_table(failed_nodes);
}
if print_staging_role_changes(&layout) {
println!();
println!("Please use `garage layout show` to check the proposed new layout and apply it.");
println!();
}
Ok(())
}
pub async fn cmd_connect(
rpc_cli: &Endpoint<SystemRpc, ()>,
rpc_host: NodeID,
args: ConnectNodeOpt,
) -> Result<(), Error> {
match rpc_cli
.call(&rpc_host, &SystemRpc::Connect(args.node), PRIO_NORMAL)
.await??
{
SystemRpc::Ok => {
println!("Success.");
Ok(())
}
m => Err(Error::unexpected_rpc_message(m)),
}
}
pub async fn cmd_admin(
rpc_cli: &Endpoint<AdminRpc, ()>,
rpc_host: NodeID,
args: AdminRpc,
) -> Result<(), HelperError> {
match rpc_cli.call(&rpc_host, &args, PRIO_NORMAL).await?? {
AdminRpc::Ok(msg) => {
println!("{}", msg);
}
AdminRpc::BucketList(bl) => {
println!("List of buckets:");
let mut table = vec![];
for alias in bl {
if let Some(alias_bucket) = alias.state.get() {
table.push(format!("\t{}\t{:?}", alias.name(), alias_bucket));
}
}
format_table(table);
println!("Buckets that don't have a global alias (i.e. that only exist in the namespace of an access key) are not shown.");
}
AdminRpc::BucketInfo(bucket, rk) => {
print_bucket_info(&bucket, &rk);
}
AdminRpc::KeyList(kl) => {
println!("List of keys:");
for key in kl {
println!("{}\t{}", key.0, key.1);
}
}
AdminRpc::KeyInfo(key, rb) => {
print_key_info(&key, &rb);
}
r => {
error!("Unexpected response: {:?}", r);
}
}
Ok(())
}
|
