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[Reconfigurator] Use per-sled RNGs
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Suggested by @sunshowers
(#7307 (comment)).
This should prevent changes to one sled (e.g., adding a new zone) from
perturbing IDs on all subsequent sleds in otherwise-stable tests.
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@jgallagher
jgallagher committed Jan 8, 2025
1 parent 78ca57a commit f4db4dc
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Showing 22 changed files with 2,944 additions and 2,906 deletions.
86 changes: 43 additions & 43 deletions dev-tools/reconfigurator-cli/tests/output/cmd-example-stdout
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Expand Up @@ -88,21 +88,21 @@ parent: 02697f74-b14a-4418-90f0-c28b2a3a6aa9
---------------------------------------------------------------------------------------------
zone type zone id disposition underlay IP
---------------------------------------------------------------------------------------------
clickhouse fe79023f-c5d5-4be5-ad2c-da4e9e9237e4 in service fd00:1122:3344:102::23
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Expand All @@ -128,20 +128,20 @@ parent: 02697f74-b14a-4418-90f0-c28b2a3a6aa9
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zone type zone id disposition underlay IP
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crucible 09937ebb-bb6a-495b-bc97-b58076b70a78 in service fd00:1122:3344:103::2c
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nexus c8aa84a5-a802-46c9-adcd-d61e9c8393c9 in service fd00:1122:3344:103::22
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internal_ntp 9ec70cc1-a22d-40df-9697-8a4db3c72d74 in service fd00:1122:3344:103::21
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Expand All @@ -167,20 +167,20 @@ parent: 02697f74-b14a-4418-90f0-c28b2a3a6aa9
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zone type zone id disposition underlay IP
---------------------------------------------------------------------------------------------
crucible 413d3e02-e19f-400a-9718-a662347538f0 in service fd00:1122:3344:101::24
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COCKROACHDB SETTINGS:
Expand Down
42 changes: 21 additions & 21 deletions nexus/reconfigurator/planning/src/blueprint_builder/builder.rs
View file
Original file line number Diff line number Diff line change
Expand Up @@ -1062,7 +1062,7 @@ impl<'a> BlueprintBuilder<'a> {
id: disk_id,
pool_id: *zpool,
},
&mut self.rng,
self.rng.sled_rng(sled_id),
)
.map_err(|err| Error::SledEditError { sled_id, err })?;
}
Expand Down Expand Up @@ -1106,7 +1106,7 @@ impl<'a> BlueprintBuilder<'a> {

let initial_counts = editor.edit_counts();
editor
.ensure_datasets_for_running_zones(&mut self.rng)
.ensure_datasets_for_running_zones(self.rng.sled_rng(sled_id))
.map_err(|err| Error::SledEditError { sled_id, err })?;
let final_counts = editor.edit_counts();

Expand Down Expand Up @@ -1170,7 +1170,7 @@ impl<'a> BlueprintBuilder<'a> {

let zone = BlueprintZoneConfig {
disposition: BlueprintZoneDisposition::InService,
id: self.rng.next_zone(),
id: self.rng.sled_rng(sled_id).next_zone(),
filesystem_pool: Some(zpool),
zone_type,
};
Expand All @@ -1182,15 +1182,15 @@ impl<'a> BlueprintBuilder<'a> {
&mut self,
sled_id: SledUuid,
) -> Result<(), Error> {
let id = self.rng.next_zone();
let id = self.rng.sled_rng(sled_id).next_zone();
let ExternalNetworkingChoice {
external_ip,
nic_ip,
nic_subnet,
nic_mac,
} = self.external_networking()?.for_new_external_dns()?;
let nic = NetworkInterface {
id: self.rng.next_network_interface(),
id: self.rng.sled_rng(sled_id).next_network_interface(),
kind: NetworkInterfaceKind::Service { id: id.into_untyped_uuid() },
name: format!("external-dns-{id}").parse().unwrap(),
ip: nic_ip,
Expand All @@ -1206,7 +1206,7 @@ impl<'a> BlueprintBuilder<'a> {
let http_address =
SocketAddrV6::new(underlay_address, DNS_HTTP_PORT, 0, 0);
let dns_address = OmicronZoneExternalFloatingAddr {
id: self.rng.next_external_ip(),
id: self.rng.sled_rng(sled_id).next_external_ip(),
addr: SocketAddr::new(external_ip, DNS_PORT),
};
let pool_name =
Expand Down Expand Up @@ -1259,7 +1259,7 @@ impl<'a> BlueprintBuilder<'a> {

let zone = BlueprintZoneConfig {
disposition: BlueprintZoneDisposition::InService,
id: self.rng.next_zone(),
id: self.rng.sled_rng(sled_id).next_zone(),
filesystem_pool: Some(filesystem_pool),
zone_type,
};
Expand Down Expand Up @@ -1319,7 +1319,7 @@ impl<'a> BlueprintBuilder<'a> {

let zone = BlueprintZoneConfig {
disposition: BlueprintZoneDisposition::InService,
id: self.rng.next_zone(),
id: self.rng.sled_rng(sled_id).next_zone(),
filesystem_pool: Some(filesystem_pool),
zone_type,
};
Expand Down Expand Up @@ -1386,20 +1386,20 @@ impl<'a> BlueprintBuilder<'a> {
external_tls: bool,
external_dns_servers: Vec<IpAddr>,
) -> Result<(), Error> {
let nexus_id = self.rng.next_zone();
let nexus_id = self.rng.sled_rng(sled_id).next_zone();
let ExternalNetworkingChoice {
external_ip,
nic_ip,
nic_subnet,
nic_mac,
} = self.external_networking()?.for_new_nexus()?;
let external_ip = OmicronZoneExternalFloatingIp {
id: self.rng.next_external_ip(),
id: self.rng.sled_rng(sled_id).next_external_ip(),
ip: external_ip,
};

let nic = NetworkInterface {
id: self.rng.next_network_interface(),
id: self.rng.sled_rng(sled_id).next_network_interface(),
kind: NetworkInterfaceKind::Service {
id: nexus_id.into_untyped_uuid(),
},
Expand Down Expand Up @@ -1439,7 +1439,7 @@ impl<'a> BlueprintBuilder<'a> {
&mut self,
sled_id: SledUuid,
) -> Result<(), Error> {
let oximeter_id = self.rng.next_zone();
let oximeter_id = self.rng.sled_rng(sled_id).next_zone();
let ip = self.sled_alloc_ip(sled_id)?;
let port = omicron_common::address::OXIMETER_PORT;
let address = SocketAddrV6::new(ip, port, 0, 0);
Expand All @@ -1463,7 +1463,7 @@ impl<'a> BlueprintBuilder<'a> {
&mut self,
sled_id: SledUuid,
) -> Result<(), Error> {
let pantry_id = self.rng.next_zone();
let pantry_id = self.rng.sled_rng(sled_id).next_zone();
let ip = self.sled_alloc_ip(sled_id)?;
let port = omicron_common::address::CRUCIBLE_PANTRY_PORT;
let address = SocketAddrV6::new(ip, port, 0, 0);
Expand Down Expand Up @@ -1493,7 +1493,7 @@ impl<'a> BlueprintBuilder<'a> {
&mut self,
sled_id: SledUuid,
) -> Result<(), Error> {
let zone_id = self.rng.next_zone();
let zone_id = self.rng.sled_rng(sled_id).next_zone();
let underlay_ip = self.sled_alloc_ip(sled_id)?;
let pool_name =
self.sled_select_zpool(sled_id, ZoneKind::CockroachDb)?;
Expand All @@ -1519,7 +1519,7 @@ impl<'a> BlueprintBuilder<'a> {
&mut self,
sled_id: SledUuid,
) -> Result<(), Error> {
let id = self.rng.next_zone();
let id = self.rng.sled_rng(sled_id).next_zone();
let underlay_address = self.sled_alloc_ip(sled_id)?;
let address =
SocketAddrV6::new(underlay_address, CLICKHOUSE_HTTP_PORT, 0, 0);
Expand All @@ -1544,7 +1544,7 @@ impl<'a> BlueprintBuilder<'a> {
&mut self,
sled_id: SledUuid,
) -> Result<(), Error> {
let zone_id = self.rng.next_zone();
let zone_id = self.rng.sled_rng(sled_id).next_zone();
let underlay_ip = self.sled_alloc_ip(sled_id)?;
let pool_name =
self.sled_select_zpool(sled_id, ZoneKind::ClickhouseServer)?;
Expand All @@ -1571,7 +1571,7 @@ impl<'a> BlueprintBuilder<'a> {
&mut self,
sled_id: SledUuid,
) -> Result<(), Error> {
let zone_id = self.rng.next_zone();
let zone_id = self.rng.sled_rng(sled_id).next_zone();
let underlay_ip = self.sled_alloc_ip(sled_id)?;
let pool_name =
self.sled_select_zpool(sled_id, ZoneKind::ClickhouseKeeper)?;
Expand Down Expand Up @@ -1670,19 +1670,19 @@ impl<'a> BlueprintBuilder<'a> {
})?;

// Add the new boundary NTP zone.
let new_zone_id = self.rng.next_zone();
let new_zone_id = self.rng.sled_rng(sled_id).next_zone();
let ExternalSnatNetworkingChoice {
snat_cfg,
nic_ip,
nic_subnet,
nic_mac,
} = self.external_networking()?.for_new_boundary_ntp()?;
let external_ip = OmicronZoneExternalSnatIp {
id: self.rng.next_external_ip(),
id: self.rng.sled_rng(sled_id).next_external_ip(),
snat_cfg,
};
let nic = NetworkInterface {
id: self.rng.next_network_interface(),
id: self.rng.sled_rng(sled_id).next_network_interface(),
kind: NetworkInterfaceKind::Service {
id: new_zone_id.into_untyped_uuid(),
},
Expand Down Expand Up @@ -1751,7 +1751,7 @@ impl<'a> BlueprintBuilder<'a> {
))
})?;
editor
.add_zone(zone, &mut self.rng)
.add_zone(zone, self.rng.sled_rng(sled_id))
.map_err(|err| Error::SledEditError { sled_id, err })
}

Expand Down
16 changes: 8 additions & 8 deletions nexus/reconfigurator/planning/src/blueprint_editor/sled_editor.rs
View file
Original file line number Diff line number Diff line change
Expand Up @@ -5,7 +5,7 @@
//! Support for editing the blueprint details of a single sled.
use crate::blueprint_builder::SledEditCounts;
use crate::planner::PlannerRng;
use crate::planner::SledPlannerRng;
use illumos_utils::zpool::ZpoolName;
use itertools::Either;
use nexus_sled_agent_shared::inventory::ZoneKind;
Expand Down Expand Up @@ -256,7 +256,7 @@ impl SledEditor {
pub fn ensure_disk(
&mut self,
disk: BlueprintPhysicalDiskConfig,
rng: &mut PlannerRng,
rng: &mut SledPlannerRng,
) -> Result<(), SledEditError> {
self.as_active_mut()?.ensure_disk(disk, rng);
Ok(())
Expand All @@ -272,7 +272,7 @@ impl SledEditor {
pub fn add_zone(
&mut self,
zone: BlueprintZoneConfig,
rng: &mut PlannerRng,
rng: &mut SledPlannerRng,
) -> Result<(), SledEditError> {
self.as_active_mut()?.add_zone(zone, rng)
}
Expand All @@ -289,7 +289,7 @@ impl SledEditor {
/// datasets for all its zones. This method backfills them.
pub fn ensure_datasets_for_running_zones(
&mut self,
rng: &mut PlannerRng,
rng: &mut SledPlannerRng,
) -> Result<(), SledEditError> {
self.as_active_mut()?.ensure_datasets_for_running_zones(rng)
}
Expand Down Expand Up @@ -395,7 +395,7 @@ impl ActiveSledEditor {
pub fn ensure_disk(
&mut self,
disk: BlueprintPhysicalDiskConfig,
rng: &mut PlannerRng,
rng: &mut SledPlannerRng,
) {
let zpool = ZpoolName::new_external(disk.pool_id);

Expand Down Expand Up @@ -427,7 +427,7 @@ impl ActiveSledEditor {
pub fn add_zone(
&mut self,
zone: BlueprintZoneConfig,
rng: &mut PlannerRng,
rng: &mut SledPlannerRng,
) -> Result<(), SledEditError> {
// Ensure we can construct the configs for the datasets for this zone.
let datasets = ZoneDatasetConfigs::new(&self.disks, &zone)?;
Expand Down Expand Up @@ -475,7 +475,7 @@ impl ActiveSledEditor {
/// datasets for all its zones. This method backfills them.
pub fn ensure_datasets_for_running_zones(
&mut self,
rng: &mut PlannerRng,
rng: &mut SledPlannerRng,
) -> Result<(), SledEditError> {
for zone in self.zones.zones(BlueprintZoneFilter::ShouldBeRunning) {
ZoneDatasetConfigs::new(&self.disks, zone)?
Expand Down Expand Up @@ -548,7 +548,7 @@ impl ZoneDatasetConfigs {
fn ensure_in_service(
self,
datasets: &mut DatasetsEditor,
rng: &mut PlannerRng,
rng: &mut SledPlannerRng,
) {
if let Some(dataset) = self.filesystem {
datasets.ensure_in_service(dataset, rng);
Expand Down
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