Garage v1.0 #683
10 changed files with 531 additions and 168 deletions
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@ -17,7 +17,7 @@ data_fsync = false
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db_engine = "lmdb"
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block_size = 1048576
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block_size = "1M"
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sled_cache_capacity = "128MiB"
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sled_flush_every_ms = 2000
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@ -27,11 +27,12 @@ compression_level = 1
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rpc_secret = "4425f5c26c5e11581d3223904324dcb5b5d5dfb14e5e7f35e38c595424f5f1e6"
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rpc_bind_addr = "[::]:3901"
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rpc_bind_outgoing = false
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rpc_public_addr = "[fc00:1::1]:3901"
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bootstrap_peers = [
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"563e1ac825ee3323aa441e72c26d1030d6d4414aeb3dd25287c531e7fc2bc95d@[fc00:1::1]:3901",
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"86f0f26ae4afbd59aaf9cfb059eefac844951efd5b8caeec0d53f4ed6c85f332[fc00:1::2]:3901",
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"86f0f26ae4afbd59aaf9cfb059eefac844951efd5b8caeec0d53f4ed6c85f332@[fc00:1::2]:3901",
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"681456ab91350f92242e80a531a3ec9392cb7c974f72640112f90a600d7921a4@[fc00:B::1]:3901",
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"212fd62eeaca72c122b45a7f4fa0f55e012aa5e24ac384a72a3016413fa724ff@[fc00:F::1]:3901",
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]
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@ -83,7 +84,7 @@ Top-level configuration options:
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[`block_size`](#block_size),
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[`bootstrap_peers`](#bootstrap_peers),
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[`compression_level`](#compression_level),
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[`data_dir`](#metadata_dir),
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[`data_dir`](#data_dir),
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[`data_fsync`](#data_fsync),
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[`db_engine`](#db_engine),
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[`lmdb_map_size`](#lmdb_map_size),
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@ -91,21 +92,21 @@ Top-level configuration options:
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[`metadata_fsync`](#metadata_fsync),
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[`replication_mode`](#replication_mode),
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[`rpc_bind_addr`](#rpc_bind_addr),
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[`rpc_bind_outgoing`](#rpc_bind_outgoing),
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[`rpc_public_addr`](#rpc_public_addr),
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[`rpc_secret`](#rpc_secret),
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[`rpc_secret_file`](#rpc_secret),
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[`rpc_secret`/`rpc_secret_file`](#rpc_secret),
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[`sled_cache_capacity`](#sled_cache_capacity),
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[`sled_flush_every_ms`](#sled_flush_every_ms).
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The `[consul_discovery]` section:
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[`api`](#consul_api),
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[`ca_cert`](#consul_ca_cert),
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[`client_cert`](#consul_client_cert),
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[`client_key`](#consul_client_cert),
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[`client_cert`](#consul_client_cert_and_key),
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[`client_key`](#consul_client_cert_and_key),
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[`consul_http_addr`](#consul_http_addr),
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[`meta`](#consul_tags),
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[`meta`](#consul_tags_and_meta),
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[`service_name`](#consul_service_name),
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[`tags`](#consul_tags),
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[`tags`](#consul_tags_and_meta),
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[`tls_skip_verify`](#consul_tls_skip_verify),
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[`token`](#consul_token).
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@ -125,10 +126,8 @@ The `[s3_web]` section:
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The `[admin]` section:
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[`api_bind_addr`](#admin_api_bind_addr),
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[`metrics_token`](#admin_metrics_token),
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[`metrics_token_file`](#admin_metrics_token),
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[`admin_token`](#admin_token),
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[`admin_token_file`](#admin_token),
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[`metrics_token`/`metrics_token_file`](#admin_metrics_token),
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[`admin_token`/`admin_token_file`](#admin_token),
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[`trace_sink`](#admin_trace_sink),
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@ -418,6 +417,17 @@ the node, even in the case of a NAT: the NAT should be configured to forward the
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port number to the same internal port nubmer. This means that if you have several nodes running
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behind a NAT, they should each use a different RPC port number.
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#### `rpc_bind_outgoing` {#rpc_bind_outgoing} (since v0.9.2)
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If enabled, pre-bind all sockets for outgoing connections to the same IP address
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used for listening (the IP address specified in `rpc_bind_addr`) before
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trying to connect to remote nodes.
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This can be necessary if a node has multiple IP addresses,
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but only one is allowed or able to reach the other nodes,
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for instance due to firewall rules or specific routing configuration.
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Disabled by default.
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#### `rpc_public_addr` {#rpc_public_addr}
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The address and port that other nodes need to use to contact this node for
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@ -474,7 +484,7 @@ the `/v1/catalog` endpoints, enabling mTLS if `client_cert` and `client_key` are
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`service_name` should be set to the service name under which Garage's
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RPC ports are announced.
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#### `client_cert`, `client_key` {#consul_client_cert}
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#### `client_cert`, `client_key` {#consul_client_cert_and_key}
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TLS client certificate and client key to use when communicating with Consul over TLS. Both are mandatory when doing so.
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Only available when `api = "catalog"`.
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@ -508,7 +518,7 @@ node_prefix "" {
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}
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```
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#### `tags` and `meta` {#consul_tags}
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#### `tags` and `meta` {#consul_tags_and_meta}
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Additional list of tags and map of service meta to add during service registration.
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@ -27,6 +27,112 @@ Exposes the Garage replication factor configured on the node
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garage_replication_factor 3
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```
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#### `garage_local_disk_avail` and `garage_local_disk_total` (gauge)
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Reports the available and total disk space on each node, for data and metadata separately.
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```
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garage_local_disk_avail{volume="data"} 540341960704
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garage_local_disk_avail{volume="metadata"} 540341960704
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garage_local_disk_total{volume="data"} 763063566336
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garage_local_disk_total{volume="metadata"} 763063566336
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```
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### Cluster health status metrics
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#### `cluster_healthy` (gauge)
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Whether all storage nodes are connected (0 or 1)
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```
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cluster_healthy 0
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```
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#### `cluster_available` (gauge)
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Whether all requests can be served, even if some storage nodes are disconnected
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```
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cluster_available 1
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```
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#### `cluster_connected_nodes` (gauge)
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Number of nodes currently connected
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```
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cluster_connected_nodes 3
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```
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#### `cluster_known_nodes` (gauge)
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Number of nodes already seen once in the cluster
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```
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cluster_known_nodes 3
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```
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#### `cluster_layout_node_connected` (gauge)
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Connection status for individual nodes of the cluster layout
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```
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cluster_layout_node_connected{id="62b218d848e86a64",role_capacity="1000000000",role_gateway="0",role_zone="dc1"} 1
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cluster_layout_node_connected{id="a11c7cf18af29737",role_capacity="1000000000",role_gateway="0",role_zone="dc1"} 0
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cluster_layout_node_connected{id="a235ac7695e0c54d",role_capacity="1000000000",role_gateway="0",role_zone="dc1"} 1
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cluster_layout_node_connected{id="b10c110e4e854e5a",role_capacity="1000000000",role_gateway="0",role_zone="dc1"} 1
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```
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#### `cluster_layout_node_disconnected_time` (gauge)
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Time (in seconds) since last connection to individual nodes of the cluster layout
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```
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cluster_layout_node_disconnected_time{id="62b218d848e86a64",role_capacity="1000000000",role_gateway="0",role_zone="dc1"} 0
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cluster_layout_node_disconnected_time{id="a235ac7695e0c54d",role_capacity="1000000000",role_gateway="0",role_zone="dc1"} 0
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cluster_layout_node_disconnected_time{id="b10c110e4e854e5a",role_capacity="1000000000",role_gateway="0",role_zone="dc1"} 0
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```
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#### `cluster_storage_nodes` (gauge)
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Number of storage nodes declared in the current layout
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```
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cluster_storage_nodes 4
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```
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#### `cluster_storage_nodes_ok` (gauge)
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Number of storage nodes currently connected
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```
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cluster_storage_nodes_ok 3
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```
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#### `cluster_partitions` (gauge)
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Number of partitions in the layout (this is always 256)
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```
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cluster_partitions 256
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```
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#### `cluster_partitions_all_ok` (gauge)
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Number of partitions for which all storage nodes are connected
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```
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cluster_partitions_all_ok 64
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```
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#### `cluster_partitions_quorum` (gauge)
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Number of partitions for which we have a quorum of connected nodes and all requests can be served
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```
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cluster_partitions_quorum 256
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```
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### Metrics of the API endpoints
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#### `api_admin_request_counter` (counter)
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@ -203,7 +203,7 @@ async fn cli_command(opt: Opt) -> Result<(), Error> {
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// Generate a temporary keypair for our RPC client
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let (_pk, sk) = sodiumoxide::crypto::sign::ed25519::gen_keypair();
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let netapp = NetApp::new(GARAGE_VERSION_TAG, network_key, sk);
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let netapp = NetApp::new(GARAGE_VERSION_TAG, network_key, sk, None);
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// Find and parse the address of the target host
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let (id, addr, is_default_addr) = if let Some(h) = opt.rpc_host {
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@ -162,6 +162,7 @@ pub async fn run_server(config_file: PathBuf, secrets: Secrets) -> Result<(), Er
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info!("Netapp exited");
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// Drop all references so that stuff can terminate properly
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garage.system.cleanup();
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drop(garage);
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// Await for all background tasks to end
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@ -13,7 +13,7 @@ use sodiumoxide::crypto::sign::ed25519;
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use futures::stream::futures_unordered::FuturesUnordered;
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use futures::stream::StreamExt;
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use tokio::net::{TcpListener, TcpStream};
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use tokio::net::{TcpListener, TcpSocket, TcpStream};
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use tokio::select;
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use tokio::sync::{mpsc, watch};
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@ -38,6 +38,11 @@ pub(crate) type VersionTag = [u8; 16];
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/// Value of the Netapp version used in the version tag
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pub(crate) const NETAPP_VERSION_TAG: u64 = 0x6e65746170700005; // netapp 0x0005
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/// HelloMessage is sent by the client on a Netapp connection to indicate
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/// that they are also a server and ready to recieve incoming connections
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/// at the specified address and port. If the client doesn't know their
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/// public address, they don't need to specify it and we look at the
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/// remote address of the socket is used instead.
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#[derive(Serialize, Deserialize, Debug)]
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pub(crate) struct HelloMessage {
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pub server_addr: Option<IpAddr>,
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@ -56,10 +61,8 @@ type OnDisconnectHandler = Box<dyn Fn(NodeID, bool) + Send + Sync>;
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/// NetApp can be used in a stand-alone fashion or together with a peering strategy.
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/// If using it alone, you will want to set `on_connect` and `on_disconnect` events
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/// in order to manage information about the current peer list.
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///
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/// It is generally not necessary to use NetApp stand-alone, as the provided full mesh
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/// and RPS peering strategies take care of the most common use cases.
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pub struct NetApp {
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bind_outgoing_to: Option<IpAddr>,
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listen_params: ArcSwapOption<ListenParams>,
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/// Version tag, 8 bytes for netapp version, 8 bytes for app version
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@ -83,7 +86,7 @@ pub struct NetApp {
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struct ListenParams {
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listen_addr: SocketAddr,
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public_addr: Option<IpAddr>,
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public_addr: Option<SocketAddr>,
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}
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impl NetApp {
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@ -92,13 +95,19 @@ impl NetApp {
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/// using `.listen()`
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///
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/// Our Peer ID is the public key associated to the secret key given here.
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pub fn new(app_version_tag: u64, netid: auth::Key, privkey: ed25519::SecretKey) -> Arc<Self> {
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pub fn new(
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app_version_tag: u64,
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netid: auth::Key,
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privkey: ed25519::SecretKey,
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bind_outgoing_to: Option<IpAddr>,
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) -> Arc<Self> {
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let mut version_tag = [0u8; 16];
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version_tag[0..8].copy_from_slice(&u64::to_be_bytes(NETAPP_VERSION_TAG)[..]);
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version_tag[8..16].copy_from_slice(&u64::to_be_bytes(app_version_tag)[..]);
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let id = privkey.public_key();
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let netapp = Arc::new(Self {
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bind_outgoing_to,
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listen_params: ArcSwapOption::new(None),
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version_tag,
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netid,
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@ -180,7 +189,7 @@ impl NetApp {
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pub async fn listen(
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self: Arc<Self>,
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listen_addr: SocketAddr,
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public_addr: Option<IpAddr>,
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public_addr: Option<SocketAddr>,
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mut must_exit: watch::Receiver<bool>,
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) {
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let listen_params = ListenParams {
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@ -298,9 +307,20 @@ impl NetApp {
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return Ok(());
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}
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let socket = TcpStream::connect(ip).await?;
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let stream = match self.bind_outgoing_to {
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Some(addr) => {
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let socket = if addr.is_ipv4() {
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TcpSocket::new_v4()?
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} else {
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TcpSocket::new_v6()?
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};
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socket.bind(SocketAddr::new(addr, 0))?;
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socket.connect(ip).await?
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}
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None => TcpStream::connect(ip).await?,
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};
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info!("Connected to {}, negotiating handshake...", ip);
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ClientConn::init(self, socket, id).await?;
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ClientConn::init(self, stream, id).await?;
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Ok(())
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}
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@ -396,8 +416,11 @@ impl NetApp {
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}
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if let Some(lp) = self.listen_params.load_full() {
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let server_addr = lp.public_addr;
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let server_port = lp.listen_addr.port();
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let server_addr = lp.public_addr.map(|x| x.ip());
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let server_port = lp
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.public_addr
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.map(|x| x.port())
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.unwrap_or(lp.listen_addr.port());
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let hello_endpoint = self.hello_endpoint.load_full().unwrap();
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tokio::spawn(async move {
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hello_endpoint
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@ -80,6 +80,23 @@ impl PeerInfoInternal {
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failed_pings: 0,
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}
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}
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fn add_addr(&mut self, addr: SocketAddr) -> bool {
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if !self.all_addrs.contains(&addr) {
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self.all_addrs.push(addr);
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// If we are learning a new address for this node,
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// we want to retry connecting
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self.state = match self.state {
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PeerConnState::Trying(_) => PeerConnState::Trying(0),
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PeerConnState::Waiting(_, _) | PeerConnState::Abandonned => {
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PeerConnState::Waiting(0, Instant::now())
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}
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x @ (PeerConnState::Ourself | PeerConnState::Connected) => x,
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};
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true
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} else {
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false
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}
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}
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}
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/// Information that the full mesh peering strategy can return about the peers it knows of
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@ -147,23 +164,22 @@ struct KnownHosts {
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impl KnownHosts {
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fn new() -> Self {
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let list = HashMap::new();
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let hash = Self::calculate_hash(&list);
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let hash = Self::calculate_hash(vec![]);
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Self { list, hash }
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}
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fn update_hash(&mut self) {
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self.hash = Self::calculate_hash(&self.list);
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self.hash = Self::calculate_hash(self.connected_peers_vec());
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}
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fn map_into_vec(input: &HashMap<NodeID, PeerInfoInternal>) -> Vec<(NodeID, SocketAddr)> {
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let mut list = Vec::with_capacity(input.len());
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for (id, peer) in input.iter() {
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if peer.state == PeerConnState::Connected || peer.state == PeerConnState::Ourself {
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fn connected_peers_vec(&self) -> Vec<(NodeID, SocketAddr)> {
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let mut list = Vec::with_capacity(self.list.len());
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for (id, peer) in self.list.iter() {
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if peer.state.is_up() {
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list.push((*id, peer.addr));
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}
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}
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list
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}
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fn calculate_hash(input: &HashMap<NodeID, PeerInfoInternal>) -> hash::Digest {
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let mut list = Self::map_into_vec(input);
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fn calculate_hash(mut list: Vec<(NodeID, SocketAddr)>) -> hash::Digest {
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list.sort();
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let mut hash_state = hash::State::new();
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for (id, addr) in list {
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@ -214,6 +230,7 @@ impl PeeringManager {
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netapp.id,
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PeerInfoInternal::new(addr, PeerConnState::Ourself),
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);
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known_hosts.update_hash();
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}
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// TODO for v0.10 / v1.0 : rename the endpoint (it will break compatibility)
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@ -234,13 +251,11 @@ impl PeeringManager {
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let strat2 = strat.clone();
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netapp.on_connected(move |id: NodeID, addr: SocketAddr, is_incoming: bool| {
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let strat2 = strat2.clone();
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strat2.on_connected(id, addr, is_incoming);
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});
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let strat2 = strat.clone();
|
||||
netapp.on_disconnected(move |id: NodeID, is_incoming: bool| {
|
||||
let strat2 = strat2.clone();
|
||||
strat2.on_disconnected(id, is_incoming);
|
||||
});
|
||||
|
||||
|
|
@ -445,7 +460,7 @@ impl PeeringManager {
|
|||
}
|
||||
|
||||
async fn exchange_peers(self: Arc<Self>, id: &NodeID) {
|
||||
let peer_list = KnownHosts::map_into_vec(&self.known_hosts.read().unwrap().list);
|
||||
let peer_list = self.known_hosts.read().unwrap().connected_peers_vec();
|
||||
let pex_message = PeerListMessage { list: peer_list };
|
||||
match self
|
||||
.peer_list_endpoint
|
||||
|
|
@ -465,8 +480,7 @@ impl PeeringManager {
|
|||
let mut changed = false;
|
||||
for (id, addr) in list.iter() {
|
||||
if let Some(kh) = known_hosts.list.get_mut(id) {
|
||||
if !kh.all_addrs.contains(addr) {
|
||||
kh.all_addrs.push(*addr);
|
||||
if kh.add_addr(*addr) {
|
||||
changed = true;
|
||||
}
|
||||
} else {
|
||||
|
|
@ -534,13 +548,11 @@ impl PeeringManager {
|
|||
}
|
||||
}
|
||||
|
||||
fn on_connected(self: Arc<Self>, id: NodeID, addr: SocketAddr, is_incoming: bool) {
|
||||
fn on_connected(self: &Arc<Self>, id: NodeID, addr: SocketAddr, is_incoming: bool) {
|
||||
let mut known_hosts = self.known_hosts.write().unwrap();
|
||||
if is_incoming {
|
||||
if let Some(host) = known_hosts.list.get_mut(&id) {
|
||||
if !host.all_addrs.contains(&addr) {
|
||||
host.all_addrs.push(addr);
|
||||
}
|
||||
host.add_addr(addr);
|
||||
} else {
|
||||
known_hosts.list.insert(id, self.new_peer(&id, addr));
|
||||
}
|
||||
|
|
@ -553,9 +565,7 @@ impl PeeringManager {
|
|||
if let Some(host) = known_hosts.list.get_mut(&id) {
|
||||
host.state = PeerConnState::Connected;
|
||||
host.addr = addr;
|
||||
if !host.all_addrs.contains(&addr) {
|
||||
host.all_addrs.push(addr);
|
||||
}
|
||||
host.add_addr(addr);
|
||||
} else {
|
||||
known_hosts
|
||||
.list
|
||||
|
|
@ -566,7 +576,7 @@ impl PeeringManager {
|
|||
self.update_public_peer_list(&known_hosts);
|
||||
}
|
||||
|
||||
fn on_disconnected(self: Arc<Self>, id: NodeID, is_incoming: bool) {
|
||||
fn on_disconnected(self: &Arc<Self>, id: NodeID, is_incoming: bool) {
|
||||
if !is_incoming {
|
||||
info!("Connection to {} was closed", hex::encode(&id[..8]));
|
||||
let mut known_hosts = self.known_hosts.write().unwrap();
|
||||
|
|
@ -608,7 +618,7 @@ impl EndpointHandler<PeerListMessage> for PeeringManager {
|
|||
_from: NodeID,
|
||||
) -> PeerListMessage {
|
||||
self.handle_peer_list(&peer_list.list[..]);
|
||||
let peer_list = KnownHosts::map_into_vec(&self.known_hosts.read().unwrap().list);
|
||||
let peer_list = self.known_hosts.read().unwrap().connected_peers_vec();
|
||||
PeerListMessage { list: peer_list }
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -102,7 +102,7 @@ fn run_netapp(
|
|||
Arc<NetApp>,
|
||||
Arc<PeeringManager>,
|
||||
) {
|
||||
let netapp = NetApp::new(0u64, netid, sk);
|
||||
let netapp = NetApp::new(0u64, netid, sk, None);
|
||||
let peering = PeeringManager::new(netapp.clone(), bootstrap_peers, None);
|
||||
|
||||
let peering2 = peering.clone();
|
||||
|
|
|
|||
|
|
@ -3,11 +3,10 @@ use std::collections::{HashMap, HashSet};
|
|||
use std::io::{Read, Write};
|
||||
use std::net::{IpAddr, SocketAddr};
|
||||
use std::path::{Path, PathBuf};
|
||||
use std::sync::atomic::Ordering;
|
||||
use std::sync::{Arc, RwLock, RwLockReadGuard};
|
||||
use std::time::{Duration, Instant};
|
||||
|
||||
use arc_swap::ArcSwap;
|
||||
use arc_swap::ArcSwapOption;
|
||||
use async_trait::async_trait;
|
||||
use futures::join;
|
||||
use serde::{Deserialize, Serialize};
|
||||
|
|
@ -92,7 +91,7 @@ pub struct System {
|
|||
|
||||
persist_peer_list: Persister<PeerList>,
|
||||
|
||||
local_status: ArcSwap<NodeStatus>,
|
||||
pub(crate) local_status: RwLock<NodeStatus>,
|
||||
node_status: RwLock<HashMap<Uuid, (u64, NodeStatus)>>,
|
||||
|
||||
pub netapp: Arc<NetApp>,
|
||||
|
|
@ -101,7 +100,6 @@ pub struct System {
|
|||
pub(crate) system_endpoint: Arc<Endpoint<SystemRpc, System>>,
|
||||
|
||||
rpc_listen_addr: SocketAddr,
|
||||
#[cfg(any(feature = "consul-discovery", feature = "kubernetes-discovery"))]
|
||||
rpc_public_addr: Option<SocketAddr>,
|
||||
bootstrap_peers: Vec<String>,
|
||||
|
||||
|
|
@ -112,10 +110,10 @@ pub struct System {
|
|||
|
||||
pub layout_manager: Arc<LayoutManager>,
|
||||
|
||||
metrics: SystemMetrics,
|
||||
metrics: ArcSwapOption<SystemMetrics>,
|
||||
|
||||
replication_mode: ReplicationMode,
|
||||
replication_factor: usize,
|
||||
pub(crate) replication_factor: usize,
|
||||
|
||||
/// Path to metadata directory
|
||||
pub metadata_dir: PathBuf,
|
||||
|
|
@ -171,7 +169,7 @@ pub struct ClusterHealth {
|
|||
pub partitions_all_ok: usize,
|
||||
}
|
||||
|
||||
#[derive(Debug, Clone, Copy)]
|
||||
#[derive(Debug, Clone, Copy, Eq, PartialEq)]
|
||||
pub enum ClusterHealthStatus {
|
||||
/// All nodes are available
|
||||
Healthy,
|
||||
|
|
@ -256,7 +254,10 @@ impl System {
|
|||
hex::encode(&node_key.public_key()[..8])
|
||||
);
|
||||
|
||||
let netapp = NetApp::new(GARAGE_VERSION_TAG, network_key, node_key);
|
||||
let bind_outgoing_to = Some(config)
|
||||
.filter(|x| x.rpc_bind_outgoing)
|
||||
.map(|x| x.rpc_bind_addr.ip());
|
||||
let netapp = NetApp::new(GARAGE_VERSION_TAG, network_key, node_key, bind_outgoing_to);
|
||||
let system_endpoint = netapp.endpoint(SYSTEM_RPC_PATH.into());
|
||||
|
||||
// ---- setup netapp public listener and full mesh peering strategy ----
|
||||
|
|
@ -283,11 +284,8 @@ impl System {
|
|||
replication_mode,
|
||||
)?;
|
||||
|
||||
// ---- set up metrics and status exchange ----
|
||||
let metrics = SystemMetrics::new(replication_factor);
|
||||
|
||||
let mut local_status = NodeStatus::initial(replication_factor, &layout_manager);
|
||||
local_status.update_disk_usage(&config.metadata_dir, &config.data_dir, &metrics);
|
||||
local_status.update_disk_usage(&config.metadata_dir, &config.data_dir);
|
||||
|
||||
// ---- if enabled, set up additionnal peer discovery methods ----
|
||||
#[cfg(feature = "consul-discovery")]
|
||||
|
|
@ -308,11 +306,11 @@ impl System {
|
|||
warn!("Kubernetes discovery is not enabled in this build.");
|
||||
}
|
||||
|
||||
// ---- done ----
|
||||
// ---- almost done ----
|
||||
let sys = Arc::new(System {
|
||||
id: netapp.id.into(),
|
||||
persist_peer_list,
|
||||
local_status: ArcSwap::new(Arc::new(local_status)),
|
||||
local_status: RwLock::new(local_status),
|
||||
node_status: RwLock::new(HashMap::new()),
|
||||
netapp: netapp.clone(),
|
||||
peering: peering.clone(),
|
||||
|
|
@ -320,7 +318,6 @@ impl System {
|
|||
replication_mode,
|
||||
replication_factor,
|
||||
rpc_listen_addr: config.rpc_bind_addr,
|
||||
#[cfg(any(feature = "consul-discovery", feature = "kubernetes-discovery"))]
|
||||
rpc_public_addr,
|
||||
bootstrap_peers: config.bootstrap_peers.clone(),
|
||||
#[cfg(feature = "consul-discovery")]
|
||||
|
|
@ -328,27 +325,39 @@ impl System {
|
|||
#[cfg(feature = "kubernetes-discovery")]
|
||||
kubernetes_discovery: config.kubernetes_discovery.clone(),
|
||||
layout_manager,
|
||||
metrics,
|
||||
metrics: ArcSwapOption::new(None),
|
||||
|
||||
metadata_dir: config.metadata_dir.clone(),
|
||||
data_dir: config.data_dir.clone(),
|
||||
});
|
||||
|
||||
sys.system_endpoint.set_handler(sys.clone());
|
||||
|
||||
let metrics = SystemMetrics::new(sys.clone());
|
||||
sys.metrics.store(Some(Arc::new(metrics)));
|
||||
|
||||
Ok(sys)
|
||||
}
|
||||
|
||||
/// Perform bootstraping, starting the ping loop
|
||||
pub async fn run(self: Arc<Self>, must_exit: watch::Receiver<bool>) {
|
||||
join!(
|
||||
self.netapp
|
||||
.clone()
|
||||
.listen(self.rpc_listen_addr, None, must_exit.clone()),
|
||||
self.netapp.clone().listen(
|
||||
self.rpc_listen_addr,
|
||||
self.rpc_public_addr,
|
||||
must_exit.clone()
|
||||
),
|
||||
self.peering.clone().run(must_exit.clone()),
|
||||
self.discovery_loop(must_exit.clone()),
|
||||
self.status_exchange_loop(must_exit.clone()),
|
||||
);
|
||||
}
|
||||
|
||||
pub fn cleanup(&self) {
|
||||
// Break reference cycle
|
||||
self.metrics.store(None);
|
||||
}
|
||||
|
||||
// ---- Public utilities / accessors ----
|
||||
|
||||
pub fn cluster_layout(&self) -> RwLockReadGuard<'_, LayoutHelper> {
|
||||
|
|
@ -511,12 +520,9 @@ impl System {
|
|||
}
|
||||
};
|
||||
|
||||
let hostname = self.local_status.read().unwrap().hostname.clone();
|
||||
if let Err(e) = c
|
||||
.publish_consul_service(
|
||||
self.netapp.id,
|
||||
&self.local_status.load_full().hostname.as_deref().unwrap(),
|
||||
rpc_public_addr,
|
||||
)
|
||||
.publish_consul_service(self.netapp.id, &hostname, rpc_public_addr)
|
||||
.await
|
||||
{
|
||||
error!("Error while publishing Consul service: {}", e);
|
||||
|
|
@ -538,26 +544,17 @@ impl System {
|
|||
}
|
||||
};
|
||||
|
||||
if let Err(e) = publish_kubernetes_node(
|
||||
k,
|
||||
self.netapp.id,
|
||||
&self.local_status.load_full().hostname.as_deref().unwrap(),
|
||||
rpc_public_addr,
|
||||
)
|
||||
.await
|
||||
let hostname = self.local_status.read().unwrap().hostname.clone();
|
||||
if let Err(e) = publish_kubernetes_node(k, self.netapp.id, &hostname, rpc_public_addr).await
|
||||
{
|
||||
error!("Error while publishing node to Kubernetes: {}", e);
|
||||
}
|
||||
}
|
||||
|
||||
fn update_local_status(&self) {
|
||||
let mut new_si: NodeStatus = self.local_status.load().as_ref().clone();
|
||||
|
||||
new_si.layout_digest = self.layout_manager.layout().digest();
|
||||
|
||||
new_si.update_disk_usage(&self.metadata_dir, &self.data_dir, &self.metrics);
|
||||
|
||||
self.local_status.swap(Arc::new(new_si));
|
||||
let mut local_status = self.local_status.write().unwrap();
|
||||
local_status.layout_digest = self.layout_manager.layout().digest();
|
||||
local_status.update_disk_usage(&self.metadata_dir, &self.data_dir);
|
||||
}
|
||||
|
||||
// --- RPC HANDLERS ---
|
||||
|
|
@ -577,7 +574,7 @@ impl System {
|
|||
from: Uuid,
|
||||
info: &NodeStatus,
|
||||
) -> Result<SystemRpc, Error> {
|
||||
let local_info = self.local_status.load();
|
||||
let local_info = self.local_status.read().unwrap();
|
||||
|
||||
if local_info.replication_factor < info.replication_factor {
|
||||
error!("Some node have a higher replication factor ({}) than this one ({}). This is not supported and will lead to data corruption. Shutting down for safety.",
|
||||
|
|
@ -589,6 +586,8 @@ impl System {
|
|||
self.layout_manager
|
||||
.handle_advertise_status(from, &info.layout_digest);
|
||||
|
||||
drop(local_info);
|
||||
|
||||
self.node_status
|
||||
.write()
|
||||
.unwrap()
|
||||
|
|
@ -601,8 +600,10 @@ impl System {
|
|||
while !*stop_signal.borrow() {
|
||||
let restart_at = Instant::now() + STATUS_EXCHANGE_INTERVAL;
|
||||
|
||||
// Update local node status that is exchanged.
|
||||
self.update_local_status();
|
||||
let local_status: NodeStatus = self.local_status.load().as_ref().clone();
|
||||
|
||||
let local_status: NodeStatus = self.local_status.read().unwrap().clone();
|
||||
let _ = self
|
||||
.rpc_helper()
|
||||
.broadcast(
|
||||
|
|
@ -622,15 +623,17 @@ impl System {
|
|||
|
||||
async fn discovery_loop(self: &Arc<Self>, mut stop_signal: watch::Receiver<bool>) {
|
||||
while !*stop_signal.borrow() {
|
||||
let not_configured = self.cluster_layout().check().is_err();
|
||||
let no_peers = self.peering.get_peer_list().len() < self.replication_factor;
|
||||
let expected_n_nodes = self.cluster_layout().all_nodes().len();
|
||||
let bad_peers = self
|
||||
let n_connected = self
|
||||
.peering
|
||||
.get_peer_list()
|
||||
.iter()
|
||||
.filter(|p| p.is_up())
|
||||
.count() != expected_n_nodes;
|
||||
.count();
|
||||
|
||||
let not_configured = self.cluster_layout().check().is_err();
|
||||
let no_peers = n_connected < self.replication_factor;
|
||||
let expected_n_nodes = self.cluster_layout().all_nodes().len();
|
||||
let bad_peers = n_connected != expected_n_nodes;
|
||||
|
||||
if not_configured || no_peers || bad_peers {
|
||||
info!("Doing a bootstrap/discovery step (not_configured: {}, no_peers: {}, bad_peers: {})", not_configured, no_peers, bad_peers);
|
||||
|
|
@ -677,6 +680,14 @@ impl System {
|
|||
}
|
||||
}
|
||||
|
||||
if !not_configured && !no_peers {
|
||||
// If the layout is configured, and we already have some connections
|
||||
// to other nodes in the cluster, we can skip trying to connect to
|
||||
// nodes that are not in the cluster layout.
|
||||
let layout = self.cluster_layout();
|
||||
ping_list.retain(|(id, _)| layout.all_nodes().contains(&(*id).into()));
|
||||
}
|
||||
|
||||
for (node_id, node_addr) in ping_list {
|
||||
let self2 = self.clone();
|
||||
tokio::spawn(async move {
|
||||
|
|
@ -787,12 +798,7 @@ impl NodeStatus {
|
|||
}
|
||||
}
|
||||
|
||||
fn update_disk_usage(
|
||||
&mut self,
|
||||
meta_dir: &Path,
|
||||
data_dir: &DataDirEnum,
|
||||
metrics: &SystemMetrics,
|
||||
) {
|
||||
fn update_disk_usage(&mut self, meta_dir: &Path, data_dir: &DataDirEnum) {
|
||||
use nix::sys::statvfs::statvfs;
|
||||
let mount_avail = |path: &Path| match statvfs(path) {
|
||||
Ok(x) => {
|
||||
|
|
@ -828,27 +834,6 @@ impl NodeStatus {
|
|||
)
|
||||
})(),
|
||||
};
|
||||
|
||||
if let Some((avail, total)) = self.meta_disk_avail {
|
||||
metrics
|
||||
.values
|
||||
.meta_disk_avail
|
||||
.store(avail, Ordering::Relaxed);
|
||||
metrics
|
||||
.values
|
||||
.meta_disk_total
|
||||
.store(total, Ordering::Relaxed);
|
||||
}
|
||||
if let Some((avail, total)) = self.data_disk_avail {
|
||||
metrics
|
||||
.values
|
||||
.data_disk_avail
|
||||
.store(avail, Ordering::Relaxed);
|
||||
metrics
|
||||
.values
|
||||
.data_disk_total
|
||||
.store(total, Ordering::Relaxed);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -1,32 +1,57 @@
|
|||
use std::sync::atomic::{AtomicU64, Ordering};
|
||||
use std::sync::Arc;
|
||||
use std::sync::{Arc, RwLock};
|
||||
use std::time::{Duration, Instant};
|
||||
|
||||
use opentelemetry::{global, metrics::*, KeyValue};
|
||||
|
||||
use crate::system::{ClusterHealthStatus, System};
|
||||
|
||||
/// TableMetrics reference all counter used for metrics
|
||||
pub struct SystemMetrics {
|
||||
// Static values
|
||||
pub(crate) _garage_build_info: ValueObserver<u64>,
|
||||
pub(crate) _replication_factor: ValueObserver<u64>,
|
||||
|
||||
// Disk space values from System::local_status
|
||||
pub(crate) _disk_avail: ValueObserver<u64>,
|
||||
pub(crate) _disk_total: ValueObserver<u64>,
|
||||
pub(crate) values: Arc<SystemMetricsValues>,
|
||||
}
|
||||
|
||||
#[derive(Default)]
|
||||
pub struct SystemMetricsValues {
|
||||
pub(crate) data_disk_total: AtomicU64,
|
||||
pub(crate) data_disk_avail: AtomicU64,
|
||||
pub(crate) meta_disk_total: AtomicU64,
|
||||
pub(crate) meta_disk_avail: AtomicU64,
|
||||
// Health report from System::health()
|
||||
pub(crate) _cluster_healthy: ValueObserver<u64>,
|
||||
pub(crate) _cluster_available: ValueObserver<u64>,
|
||||
pub(crate) _known_nodes: ValueObserver<u64>,
|
||||
pub(crate) _connected_nodes: ValueObserver<u64>,
|
||||
pub(crate) _storage_nodes: ValueObserver<u64>,
|
||||
pub(crate) _storage_nodes_ok: ValueObserver<u64>,
|
||||
pub(crate) _partitions: ValueObserver<u64>,
|
||||
pub(crate) _partitions_quorum: ValueObserver<u64>,
|
||||
pub(crate) _partitions_all_ok: ValueObserver<u64>,
|
||||
|
||||
// Status report for individual cluster nodes
|
||||
pub(crate) _layout_node_connected: ValueObserver<u64>,
|
||||
pub(crate) _layout_node_disconnected_time: ValueObserver<u64>,
|
||||
}
|
||||
|
||||
impl SystemMetrics {
|
||||
pub fn new(replication_factor: usize) -> Self {
|
||||
pub fn new(system: Arc<System>) -> Self {
|
||||
let meter = global::meter("garage_system");
|
||||
let values = Arc::new(SystemMetricsValues::default());
|
||||
let values1 = values.clone();
|
||||
let values2 = values.clone();
|
||||
|
||||
let health_cache = RwLock::new((Instant::now(), system.health()));
|
||||
let system2 = system.clone();
|
||||
let get_health = Arc::new(move || {
|
||||
{
|
||||
let cache = health_cache.read().unwrap();
|
||||
if cache.0 > Instant::now() - Duration::from_secs(1) {
|
||||
return cache.1;
|
||||
}
|
||||
}
|
||||
|
||||
let health = system2.health();
|
||||
*health_cache.write().unwrap() = (Instant::now(), health);
|
||||
health
|
||||
});
|
||||
|
||||
Self {
|
||||
// Static values
|
||||
_garage_build_info: meter
|
||||
.u64_value_observer("garage_build_info", move |observer| {
|
||||
observer.observe(
|
||||
|
|
@ -39,39 +64,239 @@ impl SystemMetrics {
|
|||
})
|
||||
.with_description("Garage build info")
|
||||
.init(),
|
||||
_replication_factor: meter
|
||||
_replication_factor: {
|
||||
let replication_factor = system.replication_factor;
|
||||
meter
|
||||
.u64_value_observer("garage_replication_factor", move |observer| {
|
||||
observer.observe(replication_factor as u64, &[])
|
||||
})
|
||||
.with_description("Garage replication factor setting")
|
||||
.init(),
|
||||
_disk_avail: meter
|
||||
.init()
|
||||
},
|
||||
|
||||
// Disk space values from System::local_status
|
||||
_disk_avail: {
|
||||
let system = system.clone();
|
||||
meter
|
||||
.u64_value_observer("garage_local_disk_avail", move |observer| {
|
||||
match values1.data_disk_avail.load(Ordering::Relaxed) {
|
||||
0 => (),
|
||||
x => observer.observe(x, &[KeyValue::new("volume", "data")]),
|
||||
};
|
||||
match values1.meta_disk_avail.load(Ordering::Relaxed) {
|
||||
0 => (),
|
||||
x => observer.observe(x, &[KeyValue::new("volume", "metadata")]),
|
||||
};
|
||||
let st = system.local_status.read().unwrap();
|
||||
if let Some((avail, _total)) = st.data_disk_avail {
|
||||
observer.observe(avail, &[KeyValue::new("volume", "data")]);
|
||||
}
|
||||
if let Some((avail, _total)) = st.meta_disk_avail {
|
||||
observer.observe(avail, &[KeyValue::new("volume", "metadata")]);
|
||||
}
|
||||
})
|
||||
.with_description("Garage available disk space on each node")
|
||||
.init(),
|
||||
_disk_total: meter
|
||||
.init()
|
||||
},
|
||||
_disk_total: {
|
||||
let system = system.clone();
|
||||
meter
|
||||
.u64_value_observer("garage_local_disk_total", move |observer| {
|
||||
match values2.data_disk_total.load(Ordering::Relaxed) {
|
||||
0 => (),
|
||||
x => observer.observe(x, &[KeyValue::new("volume", "data")]),
|
||||
};
|
||||
match values2.meta_disk_total.load(Ordering::Relaxed) {
|
||||
0 => (),
|
||||
x => observer.observe(x, &[KeyValue::new("volume", "metadata")]),
|
||||
};
|
||||
let st = system.local_status.read().unwrap();
|
||||
if let Some((_avail, total)) = st.data_disk_avail {
|
||||
observer.observe(total, &[KeyValue::new("volume", "data")]);
|
||||
}
|
||||
if let Some((_avail, total)) = st.meta_disk_avail {
|
||||
observer.observe(total, &[KeyValue::new("volume", "metadata")]);
|
||||
}
|
||||
})
|
||||
.with_description("Garage total disk space on each node")
|
||||
.init(),
|
||||
values,
|
||||
.init()
|
||||
},
|
||||
|
||||
// Health report from System::()
|
||||
_cluster_healthy: {
|
||||
let get_health = get_health.clone();
|
||||
meter
|
||||
.u64_value_observer("cluster_healthy", move |observer| {
|
||||
let h = get_health();
|
||||
if h.status == ClusterHealthStatus::Healthy {
|
||||
observer.observe(1, &[]);
|
||||
} else {
|
||||
observer.observe(0, &[]);
|
||||
}
|
||||
})
|
||||
.with_description("Whether all storage nodes are connected")
|
||||
.init()
|
||||
},
|
||||
_cluster_available: {
|
||||
let get_health = get_health.clone();
|
||||
meter.u64_value_observer("cluster_available", move |observer| {
|
||||
let h = get_health();
|
||||
if h.status != ClusterHealthStatus::Unavailable {
|
||||
observer.observe(1, &[]);
|
||||
} else {
|
||||
observer.observe(0, &[]);
|
||||
}
|
||||
})
|
||||
.with_description("Whether all requests can be served, even if some storage nodes are disconnected")
|
||||
.init()
|
||||
},
|
||||
_known_nodes: {
|
||||
let get_health = get_health.clone();
|
||||
meter
|
||||
.u64_value_observer("cluster_known_nodes", move |observer| {
|
||||
let h = get_health();
|
||||
observer.observe(h.known_nodes as u64, &[]);
|
||||
})
|
||||
.with_description("Number of nodes already seen once in the cluster")
|
||||
.init()
|
||||
},
|
||||
_connected_nodes: {
|
||||
let get_health = get_health.clone();
|
||||
meter
|
||||
.u64_value_observer("cluster_connected_nodes", move |observer| {
|
||||
let h = get_health();
|
||||
observer.observe(h.connected_nodes as u64, &[]);
|
||||
})
|
||||
.with_description("Number of nodes currently connected")
|
||||
.init()
|
||||
},
|
||||
_storage_nodes: {
|
||||
let get_health = get_health.clone();
|
||||
meter
|
||||
.u64_value_observer("cluster_storage_nodes", move |observer| {
|
||||
let h = get_health();
|
||||
observer.observe(h.storage_nodes as u64, &[]);
|
||||
})
|
||||
.with_description("Number of storage nodes declared in the current layout")
|
||||
.init()
|
||||
},
|
||||
_storage_nodes_ok: {
|
||||
let get_health = get_health.clone();
|
||||
meter
|
||||
.u64_value_observer("cluster_storage_nodes_ok", move |observer| {
|
||||
let h = get_health();
|
||||
observer.observe(h.storage_nodes_ok as u64, &[]);
|
||||
})
|
||||
.with_description("Number of storage nodes currently connected")
|
||||
.init()
|
||||
},
|
||||
_partitions: {
|
||||
let get_health = get_health.clone();
|
||||
meter
|
||||
.u64_value_observer("cluster_partitions", move |observer| {
|
||||
let h = get_health();
|
||||
observer.observe(h.partitions as u64, &[]);
|
||||
})
|
||||
.with_description("Number of partitions in the layout")
|
||||
.init()
|
||||
},
|
||||
_partitions_quorum: {
|
||||
let get_health = get_health.clone();
|
||||
meter
|
||||
.u64_value_observer("cluster_partitions_quorum", move |observer| {
|
||||
let h = get_health();
|
||||
observer.observe(h.partitions_quorum as u64, &[]);
|
||||
})
|
||||
.with_description(
|
||||
"Number of partitions for which we have a quorum of connected nodes",
|
||||
)
|
||||
.init()
|
||||
},
|
||||
_partitions_all_ok: {
|
||||
let get_health = get_health.clone();
|
||||
meter
|
||||
.u64_value_observer("cluster_partitions_all_ok", move |observer| {
|
||||
let h = get_health();
|
||||
observer.observe(h.partitions_all_ok as u64, &[]);
|
||||
})
|
||||
.with_description(
|
||||
"Number of partitions for which all storage nodes are connected",
|
||||
)
|
||||
.init()
|
||||
},
|
||||
|
||||
// Status report for individual cluster nodes
|
||||
_layout_node_connected: {
|
||||
let system = system.clone();
|
||||
meter
|
||||
.u64_value_observer("cluster_layout_node_connected", move |observer| {
|
||||
let layout = system.cluster_layout();
|
||||
let nodes = system.get_known_nodes();
|
||||
for (id, _, config) in layout.current().roles.items().iter() {
|
||||
if let Some(role) = &config.0 {
|
||||
let mut kv = vec![
|
||||
KeyValue::new("id", format!("{:?}", id)),
|
||||
KeyValue::new("role_zone", role.zone.clone()),
|
||||
];
|
||||
match role.capacity {
|
||||
Some(cap) => {
|
||||
kv.push(KeyValue::new("role_capacity", cap as i64));
|
||||
kv.push(KeyValue::new("role_gateway", 0));
|
||||
}
|
||||
None => {
|
||||
kv.push(KeyValue::new("role_gateway", 1));
|
||||
}
|
||||
}
|
||||
|
||||
let value;
|
||||
if let Some(node) = nodes.iter().find(|n| n.id == *id) {
|
||||
value = if node.is_up { 1 } else { 0 };
|
||||
// TODO: if we add address and hostname, and those change, we
|
||||
// get duplicate metrics, due to bad otel aggregation :(
|
||||
// Can probably be fixed when we upgrade opentelemetry
|
||||
// kv.push(KeyValue::new("address", node.addr.to_string()));
|
||||
// kv.push(KeyValue::new(
|
||||
// "hostname",
|
||||
// node.status.hostname.clone(),
|
||||
// ));
|
||||
} else {
|
||||
value = 0;
|
||||
}
|
||||
|
||||
observer.observe(value, &kv);
|
||||
}
|
||||
}
|
||||
})
|
||||
.with_description("Connection status for nodes in the cluster layout")
|
||||
.init()
|
||||
},
|
||||
_layout_node_disconnected_time: {
|
||||
let system = system.clone();
|
||||
meter
|
||||
.u64_value_observer("cluster_layout_node_disconnected_time", move |observer| {
|
||||
let layout = system.cluster_layout();
|
||||
let nodes = system.get_known_nodes();
|
||||
for (id, _, config) in layout.current().roles.items().iter() {
|
||||
if let Some(role) = &config.0 {
|
||||
let mut kv = vec![
|
||||
KeyValue::new("id", format!("{:?}", id)),
|
||||
KeyValue::new("role_zone", role.zone.clone()),
|
||||
];
|
||||
match role.capacity {
|
||||
Some(cap) => {
|
||||
kv.push(KeyValue::new("role_capacity", cap as i64));
|
||||
kv.push(KeyValue::new("role_gateway", 0));
|
||||
}
|
||||
None => {
|
||||
kv.push(KeyValue::new("role_gateway", 1));
|
||||
}
|
||||
}
|
||||
|
||||
if let Some(node) = nodes.iter().find(|n| n.id == *id) {
|
||||
// TODO: see comment above
|
||||
// kv.push(KeyValue::new("address", node.addr.to_string()));
|
||||
// kv.push(KeyValue::new(
|
||||
// "hostname",
|
||||
// node.status.hostname.clone(),
|
||||
// ));
|
||||
if node.is_up {
|
||||
observer.observe(0, &kv);
|
||||
} else if let Some(secs) = node.last_seen_secs_ago {
|
||||
observer.observe(secs, &kv);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
})
|
||||
.with_description(
|
||||
"Time (in seconds) since last connection to nodes in the cluster layout",
|
||||
)
|
||||
.init()
|
||||
},
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -55,6 +55,9 @@ pub struct Config {
|
|||
pub rpc_secret_file: Option<PathBuf>,
|
||||
/// Address to bind for RPC
|
||||
pub rpc_bind_addr: SocketAddr,
|
||||
/// Bind outgoing sockets to rpc_bind_addr's IP address as well
|
||||
#[serde(default)]
|
||||
pub rpc_bind_outgoing: bool,
|
||||
/// Public IP address of this node
|
||||
pub rpc_public_addr: Option<String>,
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue