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-rw-r--r--src/garage/cli/cmd.rs189
1 files changed, 120 insertions, 69 deletions
diff --git a/src/garage/cli/cmd.rs b/src/garage/cli/cmd.rs
index 48359614..fb6dface 100644
--- a/src/garage/cli/cmd.rs
+++ b/src/garage/cli/cmd.rs
@@ -1,4 +1,4 @@
-use std::collections::HashSet;
+use std::collections::{HashMap, HashSet};
use std::time::Duration;
use format_table::format_table;
@@ -49,50 +49,61 @@ pub async fn cli_command_dispatch(
}
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 status = fetch_status(rpc_cli, rpc_host).await?;
let layout = fetch_layout(rpc_cli, rpc_host).await?;
println!("==== HEALTHY NODES ====");
let mut healthy_nodes =
vec!["ID\tHostname\tAddress\tTags\tZone\tCapacity\tDataAvail".to_string()];
for adv in status.iter().filter(|adv| adv.is_up) {
- match layout.roles.get(&adv.id) {
- Some(NodeRoleV(Some(cfg))) => {
- let data_avail = match &adv.status.data_disk_avail {
- _ if cfg.capacity.is_none() => "N/A".into(),
- Some((avail, total)) => {
- let pct = (*avail as f64) / (*total as f64) * 100.;
- let avail = bytesize::ByteSize::b(*avail);
- format!("{} ({:.1}%)", avail, pct)
- }
- None => "?".into(),
- };
+ let host = adv.status.hostname.as_deref().unwrap_or("?");
+ if let Some(NodeRoleV(Some(cfg))) = layout.current().roles.get(&adv.id) {
+ let data_avail = match &adv.status.data_disk_avail {
+ _ if cfg.capacity.is_none() => "N/A".into(),
+ Some((avail, total)) => {
+ let pct = (*avail as f64) / (*total as f64) * 100.;
+ let avail = bytesize::ByteSize::b(*avail);
+ format!("{} ({:.1}%)", avail, pct)
+ }
+ None => "?".into(),
+ };
+ healthy_nodes.push(format!(
+ "{id:?}\t{host}\t{addr}\t[{tags}]\t{zone}\t{capacity}\t{data_avail}",
+ id = adv.id,
+ host = host,
+ addr = adv.addr,
+ tags = cfg.tags.join(","),
+ zone = cfg.zone,
+ capacity = cfg.capacity_string(),
+ data_avail = data_avail,
+ ));
+ } else {
+ let prev_role = layout
+ .versions
+ .iter()
+ .rev()
+ .find_map(|x| match x.roles.get(&adv.id) {
+ Some(NodeRoleV(Some(cfg))) => Some(cfg),
+ _ => None,
+ });
+ if let Some(cfg) = prev_role {
healthy_nodes.push(format!(
- "{id:?}\t{host}\t{addr}\t[{tags}]\t{zone}\t{capacity}\t{data_avail}",
+ "{id:?}\t{host}\t{addr}\t[{tags}]\t{zone}\tdraining metadata...",
id = adv.id,
- host = adv.status.hostname,
+ host = host,
addr = adv.addr,
tags = cfg.tags.join(","),
zone = cfg.zone,
- capacity = cfg.capacity_string(),
- data_avail = data_avail,
));
- }
- _ => {
- let new_role = match layout.staging_roles.get(&adv.id) {
- Some(NodeRoleV(Some(_))) => "(pending)",
+ } else {
+ let new_role = match layout.staging.get().roles.get(&adv.id) {
+ Some(NodeRoleV(Some(_))) => "pending...",
_ => "NO ROLE ASSIGNED",
};
healthy_nodes.push(format!(
- "{id:?}\t{h}\t{addr}\t{new_role}",
+ "{id:?}\t{h}\t{addr}\t\t\t{new_role}",
id = adv.id,
- h = adv.status.hostname,
+ h = host,
addr = adv.addr,
new_role = new_role,
));
@@ -101,51 +112,76 @@ pub async fn cmd_status(rpc_cli: &Endpoint<SystemRpc, ()>, rpc_host: NodeID) ->
}
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 && matches!(layout.roles.get(&adv.id), Some(NodeRoleV(Some(_)))));
- let failure_case_2 = layout
- .roles
- .items()
+ // Determine which nodes are unhealthy and print that to stdout
+ let status_map = status
.iter()
- .any(|(id, _, v)| !status_keys.contains(id) && v.0.is_some());
- 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) {
- let tf = timeago::Formatter::new();
- 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| tf.convert(Duration::from_secs(s)))
- .unwrap_or_else(|| "never seen".into()),
- ));
+ .map(|adv| (adv.id, adv))
+ .collect::<HashMap<_, _>>();
+
+ let tf = timeago::Formatter::new();
+ let mut drain_msg = false;
+ let mut failed_nodes =
+ vec!["ID\tHostname\tAddress\tTags\tZone\tCapacity\tLast seen".to_string()];
+ let mut listed = HashSet::new();
+ for ver in layout.versions.iter().rev() {
+ for (node, _, role) in ver.roles.items().iter() {
+ let cfg = match role {
+ NodeRoleV(Some(role)) if role.capacity.is_some() => role,
+ _ => continue,
+ };
+
+ if listed.contains(node) {
+ continue;
}
- }
- 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(),
- ));
- }
+ listed.insert(*node);
+
+ let adv = status_map.get(node);
+ if adv.map(|x| x.is_up).unwrap_or(false) {
+ continue;
}
+
+ // Node is in a layout version, is not a gateway node, and is not up:
+ // it is in a failed state, add proper line to the output
+ let (host, addr, last_seen) = match adv {
+ Some(adv) => (
+ adv.status.hostname.as_deref().unwrap_or("?"),
+ adv.addr.to_string(),
+ adv.last_seen_secs_ago
+ .map(|s| tf.convert(Duration::from_secs(s)))
+ .unwrap_or_else(|| "never seen".into()),
+ ),
+ None => ("??", "??".into(), "never seen".into()),
+ };
+ let capacity = if ver.version == layout.current().version {
+ cfg.capacity_string()
+ } else {
+ drain_msg = true;
+ "draining metadata...".to_string()
+ };
+ failed_nodes.push(format!(
+ "{id:?}\t{host}\t{addr}\t[{tags}]\t{zone}\t{capacity}\t{last_seen}",
+ id = node,
+ host = host,
+ addr = addr,
+ tags = cfg.tags.join(","),
+ zone = cfg.zone,
+ capacity = capacity,
+ last_seen = last_seen,
+ ));
}
+ }
+
+ if failed_nodes.len() > 1 {
+ println!("\n==== FAILED NODES ====");
format_table(failed_nodes);
+ if drain_msg {
+ println!();
+ println!("Your cluster is expecting to drain data from nodes that are currently unavailable.");
+ println!("If these nodes are definitely dead, please review the layout history with");
+ println!(
+ "`garage layout history` and use `garage layout skip-dead-nodes` to force progress."
+ );
+ }
}
if print_staging_role_changes(&layout) {
@@ -226,3 +262,18 @@ pub async fn cmd_admin(
}
Ok(())
}
+
+// ---- utility ----
+
+pub async fn fetch_status(
+ rpc_cli: &Endpoint<SystemRpc, ()>,
+ rpc_host: NodeID,
+) -> Result<Vec<KnownNodeInfo>, Error> {
+ match rpc_cli
+ .call(&rpc_host, SystemRpc::GetKnownNodes, PRIO_NORMAL)
+ .await??
+ {
+ SystemRpc::ReturnKnownNodes(nodes) => Ok(nodes),
+ resp => Err(Error::unexpected_rpc_message(resp)),
+ }
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-19 21:27:36 +0000