forked from Deuxfleurs/garage
admin: more info in admin GetClusterStatus
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5 changed files with 192 additions and 96 deletions
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@ -69,8 +69,8 @@ Example response body:
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```json
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{
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"node": "ec79480e0ce52ae26fd00c9da684e4fa56658d9c64cdcecb094e936de0bfe71f",
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"garageVersion": "git:v0.9.0-dev",
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"node": "b10c110e4e854e5aa3f4637681befac755154b20059ec163254ddbfae86b09df",
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"garageVersion": "v0.10.0",
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"garageFeatures": [
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"k2v",
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"sled",
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@ -81,84 +81,93 @@ Example response body:
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],
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"rustVersion": "1.68.0",
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"dbEngine": "LMDB (using Heed crate)",
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"knownNodes": [
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"layoutVersion": 5,
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"nodes": [
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{
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"id": "ec79480e0ce52ae26fd00c9da684e4fa56658d9c64cdcecb094e936de0bfe71f",
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"addr": "10.0.0.11:3901",
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"isUp": true,
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"lastSeenSecsAgo": 9,
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"hostname": "node1"
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},
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{
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"id": "4a6ae5a1d0d33bf895f5bb4f0a418b7dc94c47c0dd2eb108d1158f3c8f60b0ff",
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"addr": "10.0.0.12:3901",
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"isUp": true,
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"lastSeenSecsAgo": 1,
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"hostname": "node2"
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},
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{
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"id": "23ffd0cdd375ebff573b20cc5cef38996b51c1a7d6dbcf2c6e619876e507cf27",
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"addr": "10.0.0.21:3901",
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"isUp": true,
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"lastSeenSecsAgo": 7,
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"hostname": "node3"
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},
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{
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"id": "e2ee7984ee65b260682086ec70026165903c86e601a4a5a501c1900afe28d84b",
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"addr": "10.0.0.22:3901",
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"isUp": true,
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"lastSeenSecsAgo": 1,
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"hostname": "node4"
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}
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],
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"layout": {
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"version": 12,
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"roles": [
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{
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"id": "ec79480e0ce52ae26fd00c9da684e4fa56658d9c64cdcecb094e936de0bfe71f",
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"id": "62b218d848e86a64f7fe1909735f29a4350547b54c4b204f91246a14eb0a1a8c",
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"role": {
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"id": "62b218d848e86a64f7fe1909735f29a4350547b54c4b204f91246a14eb0a1a8c",
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"zone": "dc1",
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"capacity": 10737418240,
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"tags": [
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"node1"
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]
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"capacity": 100000000000,
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"tags": []
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},
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"addr": "10.0.0.3:3901",
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"hostname": "node3",
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"isUp": true,
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"lastSeenSecsAgo": 12,
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"draining": false,
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"dataPartition": {
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"available": 660270088192,
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"total": 873862266880
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},
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"metadataPartition": {
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"available": 660270088192,
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"total": 873862266880
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}
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},
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{
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"id": "4a6ae5a1d0d33bf895f5bb4f0a418b7dc94c47c0dd2eb108d1158f3c8f60b0ff",
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"id": "a11c7cf18af297379eff8688360155fe68d9061654449ba0ce239252f5a7487f",
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"role": null,
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"addr": "10.0.0.2:3901",
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"hostname": "node2",
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"isUp": true,
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"lastSeenSecsAgo": 11,
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"draining": true,
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"dataPartition": {
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"available": 660270088192,
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"total": 873862266880
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},
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"metadataPartition": {
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"available": 660270088192,
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"total": 873862266880
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}
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},
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{
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"id": "a235ac7695e0c54d7b403943025f57504d500fdcc5c3e42c71c5212faca040a2",
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"role": {
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"id": "a235ac7695e0c54d7b403943025f57504d500fdcc5c3e42c71c5212faca040a2",
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"zone": "dc1",
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"capacity": 10737418240,
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"tags": [
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"node2"
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]
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"capacity": 100000000000,
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"tags": []
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},
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"addr": "127.0.0.1:3904",
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"hostname": "lindy",
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"isUp": true,
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"lastSeenSecsAgo": 2,
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"draining": false,
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"dataPartition": {
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"available": 660270088192,
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"total": 873862266880
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},
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"metadataPartition": {
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"available": 660270088192,
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"total": 873862266880
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}
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},
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{
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"id": "23ffd0cdd375ebff573b20cc5cef38996b51c1a7d6dbcf2c6e619876e507cf27",
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"zone": "dc2",
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"capacity": 10737418240,
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"tags": [
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"node3"
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]
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"id": "b10c110e4e854e5aa3f4637681befac755154b20059ec163254ddbfae86b09df",
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"role": {
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"id": "b10c110e4e854e5aa3f4637681befac755154b20059ec163254ddbfae86b09df",
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"zone": "dc1",
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"capacity": 100000000000,
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"tags": []
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},
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"addr": "10.0.0.1:3901",
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"hostname": "node1",
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"isUp": true,
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"lastSeenSecsAgo": 3,
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"draining": false,
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"dataPartition": {
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"available": 660270088192,
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"total": 873862266880
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},
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"metadataPartition": {
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"available": 660270088192,
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"total": 873862266880
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}
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],
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"stagedRoleChanges": [
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{
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"id": "e2ee7984ee65b260682086ec70026165903c86e601a4a5a501c1900afe28d84b",
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"remove": false,
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"zone": "dc2",
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"capacity": 10737418240,
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"tags": [
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"node4"
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]
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}
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{
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"id": "23ffd0cdd375ebff573b20cc5cef38996b51c1a7d6dbcf2c6e619876e507cf27",
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"remove": true,
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"zone": null,
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"capacity": null,
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"tags": null,
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}
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]
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}
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}
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```
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#### GetClusterHealth `GET /v1/health`
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@ -1,3 +1,4 @@
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use std::collections::HashMap;
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use std::net::SocketAddr;
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use std::sync::Arc;
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@ -15,25 +16,95 @@ use crate::admin::error::*;
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use crate::helpers::{json_ok_response, parse_json_body};
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pub async fn handle_get_cluster_status(garage: &Arc<Garage>) -> Result<Response<Body>, Error> {
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let layout = garage.system.cluster_layout();
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let mut nodes = garage
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.system
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.get_known_nodes()
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.into_iter()
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.map(|i| {
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(
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i.id,
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NodeResp {
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id: hex::encode(i.id),
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addr: Some(i.addr),
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hostname: i.status.hostname,
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is_up: i.is_up,
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last_seen_secs_ago: i.last_seen_secs_ago,
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data_partition: i
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.status
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.data_disk_avail
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.map(|(avail, total)| FreeSpaceResp {
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available: avail,
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total,
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}),
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metadata_partition: i.status.meta_disk_avail.map(|(avail, total)| {
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FreeSpaceResp {
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available: avail,
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total,
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}
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}),
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..Default::default()
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},
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)
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})
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.collect::<HashMap<_, _>>();
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for (id, _, role) in layout.current().roles.items().iter() {
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if let layout::NodeRoleV(Some(r)) = role {
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let role = NodeRoleResp {
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id: hex::encode(id),
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zone: r.zone.to_string(),
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capacity: r.capacity,
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tags: r.tags.clone(),
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};
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match nodes.get_mut(id) {
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None => {
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nodes.insert(
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*id,
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NodeResp {
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id: hex::encode(id),
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role: Some(role),
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..Default::default()
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},
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);
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}
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Some(n) => {
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if n.role.is_none() {
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n.role = Some(role);
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}
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}
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}
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}
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}
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for ver in layout.versions.iter().rev().skip(1) {
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for (id, _, role) in ver.roles.items().iter() {
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if let layout::NodeRoleV(Some(r)) = role {
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if !nodes.contains_key(id) && r.capacity.is_some() {
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nodes.insert(
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*id,
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NodeResp {
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id: hex::encode(id),
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draining: true,
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..Default::default()
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},
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);
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}
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}
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}
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}
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let mut nodes = nodes.into_iter().map(|(_, v)| v).collect::<Vec<_>>();
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nodes.sort_by(|x, y| x.id.cmp(&y.id));
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let res = GetClusterStatusResponse {
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node: hex::encode(garage.system.id),
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garage_version: garage_util::version::garage_version(),
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garage_features: garage_util::version::garage_features(),
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rust_version: garage_util::version::rust_version(),
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db_engine: garage.db.engine(),
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known_nodes: garage
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.system
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.get_known_nodes()
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.into_iter()
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.map(|i| KnownNodeResp {
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id: hex::encode(i.id),
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addr: i.addr,
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is_up: i.is_up,
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last_seen_secs_ago: i.last_seen_secs_ago,
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hostname: i.status.hostname,
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})
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.collect(),
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layout: format_cluster_layout(&garage.system.cluster_layout()),
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layout_version: layout.current().version,
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nodes,
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};
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Ok(json_ok_response(&res)?)
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@ -157,8 +228,8 @@ struct GetClusterStatusResponse {
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garage_features: Option<&'static [&'static str]>,
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rust_version: &'static str,
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db_engine: String,
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known_nodes: Vec<KnownNodeResp>,
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layout: GetClusterLayoutResponse,
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layout_version: u64,
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nodes: Vec<NodeResp>,
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}
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#[derive(Serialize)]
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@ -192,14 +263,27 @@ struct NodeRoleResp {
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tags: Vec<String>,
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}
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#[derive(Serialize)]
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#[derive(Serialize, Default)]
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#[serde(rename_all = "camelCase")]
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struct KnownNodeResp {
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struct FreeSpaceResp {
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available: u64,
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total: u64,
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}
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#[derive(Serialize, Default)]
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#[serde(rename_all = "camelCase")]
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struct NodeResp {
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id: String,
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addr: SocketAddr,
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role: Option<NodeRoleResp>,
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addr: Option<SocketAddr>,
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hostname: Option<String>,
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is_up: bool,
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last_seen_secs_ago: Option<u64>,
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hostname: String,
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draining: bool,
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#[serde(skip_serializing_if = "Option::is_none")]
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data_partition: Option<FreeSpaceResp>,
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#[serde(skip_serializing_if = "Option::is_none")]
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metadata_partition: Option<FreeSpaceResp>,
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}
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// ---- update functions ----
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@ -295,7 +295,7 @@ impl AdminRpcHandler {
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let info = node_info.get(id);
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let status = info.map(|x| &x.status);
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let role = layout.current().roles.get(id).and_then(|x| x.0.as_ref());
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let hostname = status.map(|x| x.hostname.as_str()).unwrap_or("?");
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let hostname = status.and_then(|x| x.hostname.as_deref()).unwrap_or("?");
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let zone = role.map(|x| x.zone.as_str()).unwrap_or("?");
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let capacity = role
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.map(|x| x.capacity_string())
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@ -62,6 +62,7 @@ pub async fn cmd_status(rpc_cli: &Endpoint<SystemRpc, ()>, rpc_host: NodeID) ->
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let mut healthy_nodes =
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vec!["ID\tHostname\tAddress\tTags\tZone\tCapacity\tDataAvail".to_string()];
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for adv in status.iter().filter(|adv| adv.is_up) {
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let host = adv.status.hostname.as_deref().unwrap_or("?");
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if let Some(NodeRoleV(Some(cfg))) = layout.current().roles.get(&adv.id) {
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let data_avail = match &adv.status.data_disk_avail {
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_ if cfg.capacity.is_none() => "N/A".into(),
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@ -75,7 +76,7 @@ pub async fn cmd_status(rpc_cli: &Endpoint<SystemRpc, ()>, rpc_host: NodeID) ->
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healthy_nodes.push(format!(
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"{id:?}\t{host}\t{addr}\t[{tags}]\t{zone}\t{capacity}\t{data_avail}",
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id = adv.id,
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host = adv.status.hostname,
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host = host,
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addr = adv.addr,
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tags = cfg.tags.join(","),
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zone = cfg.zone,
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@ -95,7 +96,7 @@ pub async fn cmd_status(rpc_cli: &Endpoint<SystemRpc, ()>, rpc_host: NodeID) ->
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healthy_nodes.push(format!(
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"{id:?}\t{host}\t{addr}\t[{tags}]\t{zone}\tdraining metadata...",
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id = adv.id,
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host = adv.status.hostname,
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host = host,
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addr = adv.addr,
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tags = cfg.tags.join(","),
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zone = cfg.zone,
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@ -108,7 +109,7 @@ pub async fn cmd_status(rpc_cli: &Endpoint<SystemRpc, ()>, rpc_host: NodeID) ->
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healthy_nodes.push(format!(
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"{id:?}\t{h}\t{addr}\t\t\t{new_role}",
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id = adv.id,
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h = adv.status.hostname,
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h = host,
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addr = adv.addr,
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new_role = new_role,
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));
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@ -149,7 +150,7 @@ pub async fn cmd_status(rpc_cli: &Endpoint<SystemRpc, ()>, rpc_host: NodeID) ->
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// it is in a failed state, add proper line to the output
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let (host, addr, last_seen) = match adv {
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Some(adv) => (
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adv.status.hostname.as_str(),
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adv.status.hostname.as_deref().unwrap_or("?"),
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adv.addr.to_string(),
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adv.last_seen_secs_ago
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.map(|s| tf.convert(Duration::from_secs(s)))
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|
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@ -126,7 +126,7 @@ pub struct System {
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#[derive(Debug, Clone, Serialize, Deserialize)]
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pub struct NodeStatus {
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/// Hostname of the node
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pub hostname: String,
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pub hostname: Option<String>,
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/// Replication factor configured on the node
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pub replication_factor: usize,
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@ -765,9 +765,11 @@ impl EndpointHandler<SystemRpc> for System {
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impl NodeStatus {
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fn initial(replication_factor: usize, layout_manager: &LayoutManager) -> Self {
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NodeStatus {
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hostname: gethostname::gethostname()
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hostname: Some(
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gethostname::gethostname()
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.into_string()
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.unwrap_or_else(|_| "<invalid utf-8>".to_string()),
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),
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replication_factor,
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layout_digest: layout_manager.layout().digest(),
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meta_disk_avail: None,
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@ -777,7 +779,7 @@ impl NodeStatus {
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fn unknown() -> Self {
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NodeStatus {
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hostname: "?".to_string(),
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hostname: None,
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replication_factor: 0,
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layout_digest: Default::default(),
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meta_disk_avail: None,
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|
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