Line data Source code
1 : //! Functions for handling page server configuration options
2 : //!
3 : //! Configuration options can be set in the pageserver.toml configuration
4 : //! file, or on the command line.
5 : //! See also `settings.md` for better description on every parameter.
6 :
7 : use anyhow::{anyhow, bail, ensure, Context, Result};
8 : use pageserver_api::shard::TenantShardId;
9 : use remote_storage::{RemotePath, RemoteStorageConfig};
10 : use serde;
11 : use serde::de::IntoDeserializer;
12 : use std::env;
13 : use storage_broker::Uri;
14 : use utils::crashsafe::path_with_suffix_extension;
15 : use utils::id::ConnectionId;
16 : use utils::logging::SecretString;
17 :
18 : use once_cell::sync::OnceCell;
19 : use reqwest::Url;
20 : use std::num::NonZeroUsize;
21 : use std::str::FromStr;
22 : use std::sync::Arc;
23 : use std::time::Duration;
24 : use toml_edit::{Document, Item};
25 :
26 : use camino::{Utf8Path, Utf8PathBuf};
27 : use postgres_backend::AuthType;
28 : use utils::{
29 : id::{NodeId, TimelineId},
30 : logging::LogFormat,
31 : };
32 :
33 : use crate::tenant::timeline::GetVectoredImpl;
34 : use crate::tenant::vectored_blob_io::MaxVectoredReadBytes;
35 : use crate::tenant::{config::TenantConfOpt, timeline::GetImpl};
36 : use crate::tenant::{
37 : TENANTS_SEGMENT_NAME, TENANT_DELETED_MARKER_FILE_NAME, TIMELINES_SEGMENT_NAME,
38 : };
39 : use crate::{disk_usage_eviction_task::DiskUsageEvictionTaskConfig, virtual_file::io_engine};
40 : use crate::{tenant::config::TenantConf, virtual_file};
41 : use crate::{
42 : IGNORED_TENANT_FILE_NAME, TENANT_CONFIG_NAME, TENANT_HEATMAP_BASENAME,
43 : TENANT_LOCATION_CONFIG_NAME, TIMELINE_DELETE_MARK_SUFFIX,
44 : };
45 :
46 : use self::defaults::DEFAULT_CONCURRENT_TENANT_WARMUP;
47 :
48 : use self::defaults::DEFAULT_VIRTUAL_FILE_IO_ENGINE;
49 :
50 : pub mod defaults {
51 : use crate::tenant::config::defaults::*;
52 : use const_format::formatcp;
53 :
54 : pub use pageserver_api::config::{
55 : DEFAULT_HTTP_LISTEN_ADDR, DEFAULT_HTTP_LISTEN_PORT, DEFAULT_PG_LISTEN_ADDR,
56 : DEFAULT_PG_LISTEN_PORT,
57 : };
58 : pub use storage_broker::DEFAULT_ENDPOINT as BROKER_DEFAULT_ENDPOINT;
59 :
60 : pub const DEFAULT_WAIT_LSN_TIMEOUT: &str = "60 s";
61 : pub const DEFAULT_WAL_REDO_TIMEOUT: &str = "60 s";
62 :
63 : pub const DEFAULT_SUPERUSER: &str = "cloud_admin";
64 :
65 : pub const DEFAULT_PAGE_CACHE_SIZE: usize = 8192;
66 : pub const DEFAULT_MAX_FILE_DESCRIPTORS: usize = 100;
67 :
68 : pub const DEFAULT_LOG_FORMAT: &str = "plain";
69 :
70 : pub const DEFAULT_CONCURRENT_TENANT_WARMUP: usize = 8;
71 :
72 : pub const DEFAULT_CONCURRENT_TENANT_SIZE_LOGICAL_SIZE_QUERIES: usize =
73 : super::ConfigurableSemaphore::DEFAULT_INITIAL.get();
74 :
75 : pub const DEFAULT_METRIC_COLLECTION_INTERVAL: &str = "10 min";
76 : pub const DEFAULT_CACHED_METRIC_COLLECTION_INTERVAL: &str = "0s";
77 : pub const DEFAULT_METRIC_COLLECTION_ENDPOINT: Option<reqwest::Url> = None;
78 : pub const DEFAULT_SYNTHETIC_SIZE_CALCULATION_INTERVAL: &str = "10 min";
79 : pub const DEFAULT_BACKGROUND_TASK_MAXIMUM_DELAY: &str = "10s";
80 :
81 : pub const DEFAULT_HEATMAP_UPLOAD_CONCURRENCY: usize = 8;
82 : pub const DEFAULT_SECONDARY_DOWNLOAD_CONCURRENCY: usize = 1;
83 :
84 : pub const DEFAULT_INGEST_BATCH_SIZE: u64 = 100;
85 :
86 : #[cfg(target_os = "linux")]
87 : pub const DEFAULT_VIRTUAL_FILE_IO_ENGINE: &str = "tokio-epoll-uring";
88 :
89 : #[cfg(not(target_os = "linux"))]
90 : pub const DEFAULT_VIRTUAL_FILE_IO_ENGINE: &str = "std-fs";
91 :
92 : pub const DEFAULT_GET_VECTORED_IMPL: &str = "sequential";
93 :
94 : pub const DEFAULT_GET_IMPL: &str = "legacy";
95 :
96 : pub const DEFAULT_MAX_VECTORED_READ_BYTES: usize = 128 * 1024; // 128 KiB
97 :
98 : pub const DEFAULT_VALIDATE_VECTORED_GET: bool = true;
99 :
100 : pub const DEFAULT_EPHEMERAL_BYTES_PER_MEMORY_KB: usize = 0;
101 :
102 : pub const DEFAULT_WALREDO_PROCESS_KIND: &str = "sync";
103 :
104 : ///
105 : /// Default built-in configuration file.
106 : ///
107 : pub const DEFAULT_CONFIG_FILE: &str = formatcp!(
108 : r#"
109 : # Initial configuration file created by 'pageserver --init'
110 : #listen_pg_addr = '{DEFAULT_PG_LISTEN_ADDR}'
111 : #listen_http_addr = '{DEFAULT_HTTP_LISTEN_ADDR}'
112 :
113 : #wait_lsn_timeout = '{DEFAULT_WAIT_LSN_TIMEOUT}'
114 : #wal_redo_timeout = '{DEFAULT_WAL_REDO_TIMEOUT}'
115 :
116 : #page_cache_size = {DEFAULT_PAGE_CACHE_SIZE}
117 : #max_file_descriptors = {DEFAULT_MAX_FILE_DESCRIPTORS}
118 :
119 : # initial superuser role name to use when creating a new tenant
120 : #initial_superuser_name = '{DEFAULT_SUPERUSER}'
121 :
122 : #broker_endpoint = '{BROKER_DEFAULT_ENDPOINT}'
123 :
124 : #log_format = '{DEFAULT_LOG_FORMAT}'
125 :
126 : #concurrent_tenant_size_logical_size_queries = '{DEFAULT_CONCURRENT_TENANT_SIZE_LOGICAL_SIZE_QUERIES}'
127 : #concurrent_tenant_warmup = '{DEFAULT_CONCURRENT_TENANT_WARMUP}'
128 :
129 : #metric_collection_interval = '{DEFAULT_METRIC_COLLECTION_INTERVAL}'
130 : #cached_metric_collection_interval = '{DEFAULT_CACHED_METRIC_COLLECTION_INTERVAL}'
131 : #synthetic_size_calculation_interval = '{DEFAULT_SYNTHETIC_SIZE_CALCULATION_INTERVAL}'
132 :
133 : #disk_usage_based_eviction = {{ max_usage_pct = .., min_avail_bytes = .., period = "10s"}}
134 :
135 : #background_task_maximum_delay = '{DEFAULT_BACKGROUND_TASK_MAXIMUM_DELAY}'
136 :
137 : #ingest_batch_size = {DEFAULT_INGEST_BATCH_SIZE}
138 :
139 : #virtual_file_io_engine = '{DEFAULT_VIRTUAL_FILE_IO_ENGINE}'
140 :
141 : #get_vectored_impl = '{DEFAULT_GET_VECTORED_IMPL}'
142 :
143 : #get_impl = '{DEFAULT_GET_IMPL}'
144 :
145 : #max_vectored_read_bytes = '{DEFAULT_MAX_VECTORED_READ_BYTES}'
146 :
147 : #validate_vectored_get = '{DEFAULT_VALIDATE_VECTORED_GET}'
148 :
149 : #walredo_process_kind = '{DEFAULT_WALREDO_PROCESS_KIND}'
150 :
151 : [tenant_config]
152 : #checkpoint_distance = {DEFAULT_CHECKPOINT_DISTANCE} # in bytes
153 : #checkpoint_timeout = {DEFAULT_CHECKPOINT_TIMEOUT}
154 : #compaction_target_size = {DEFAULT_COMPACTION_TARGET_SIZE} # in bytes
155 : #compaction_period = '{DEFAULT_COMPACTION_PERIOD}'
156 : #compaction_threshold = {DEFAULT_COMPACTION_THRESHOLD}
157 :
158 : #gc_period = '{DEFAULT_GC_PERIOD}'
159 : #gc_horizon = {DEFAULT_GC_HORIZON}
160 : #image_creation_threshold = {DEFAULT_IMAGE_CREATION_THRESHOLD}
161 : #pitr_interval = '{DEFAULT_PITR_INTERVAL}'
162 :
163 : #min_resident_size_override = .. # in bytes
164 : #evictions_low_residence_duration_metric_threshold = '{DEFAULT_EVICTIONS_LOW_RESIDENCE_DURATION_METRIC_THRESHOLD}'
165 :
166 : #heatmap_upload_concurrency = {DEFAULT_HEATMAP_UPLOAD_CONCURRENCY}
167 : #secondary_download_concurrency = {DEFAULT_SECONDARY_DOWNLOAD_CONCURRENCY}
168 :
169 : #ephemeral_bytes_per_memory_kb = {DEFAULT_EPHEMERAL_BYTES_PER_MEMORY_KB}
170 :
171 : [remote_storage]
172 :
173 : "#
174 : );
175 : }
176 :
177 : #[derive(Debug, Clone, PartialEq, Eq)]
178 : pub struct PageServerConf {
179 : // Identifier of that particular pageserver so e g safekeepers
180 : // can safely distinguish different pageservers
181 : pub id: NodeId,
182 :
183 : /// Example (default): 127.0.0.1:64000
184 : pub listen_pg_addr: String,
185 : /// Example (default): 127.0.0.1:9898
186 : pub listen_http_addr: String,
187 :
188 : /// Current availability zone. Used for traffic metrics.
189 : pub availability_zone: Option<String>,
190 :
191 : // Timeout when waiting for WAL receiver to catch up to an LSN given in a GetPage@LSN call.
192 : pub wait_lsn_timeout: Duration,
193 : // How long to wait for WAL redo to complete.
194 : pub wal_redo_timeout: Duration,
195 :
196 : pub superuser: String,
197 :
198 : pub page_cache_size: usize,
199 : pub max_file_descriptors: usize,
200 :
201 : // Repository directory, relative to current working directory.
202 : // Normally, the page server changes the current working directory
203 : // to the repository, and 'workdir' is always '.'. But we don't do
204 : // that during unit testing, because the current directory is global
205 : // to the process but different unit tests work on different
206 : // repositories.
207 : pub workdir: Utf8PathBuf,
208 :
209 : pub pg_distrib_dir: Utf8PathBuf,
210 :
211 : // Authentication
212 : /// authentication method for the HTTP mgmt API
213 : pub http_auth_type: AuthType,
214 : /// authentication method for libpq connections from compute
215 : pub pg_auth_type: AuthType,
216 : /// Path to a file or directory containing public key(s) for verifying JWT tokens.
217 : /// Used for both mgmt and compute auth, if enabled.
218 : pub auth_validation_public_key_path: Option<Utf8PathBuf>,
219 :
220 : pub remote_storage_config: Option<RemoteStorageConfig>,
221 :
222 : pub default_tenant_conf: TenantConf,
223 :
224 : /// Storage broker endpoints to connect to.
225 : pub broker_endpoint: Uri,
226 : pub broker_keepalive_interval: Duration,
227 :
228 : pub log_format: LogFormat,
229 :
230 : /// Number of tenants which will be concurrently loaded from remote storage proactively on startup or attach.
231 : ///
232 : /// A lower value implicitly deprioritizes loading such tenants, vs. other work in the system.
233 : pub concurrent_tenant_warmup: ConfigurableSemaphore,
234 :
235 : /// Number of concurrent [`Tenant::gather_size_inputs`](crate::tenant::Tenant::gather_size_inputs) allowed.
236 : pub concurrent_tenant_size_logical_size_queries: ConfigurableSemaphore,
237 : /// Limit of concurrent [`Tenant::gather_size_inputs`] issued by module `eviction_task`.
238 : /// The number of permits is the same as `concurrent_tenant_size_logical_size_queries`.
239 : /// See the comment in `eviction_task` for details.
240 : ///
241 : /// [`Tenant::gather_size_inputs`]: crate::tenant::Tenant::gather_size_inputs
242 : pub eviction_task_immitated_concurrent_logical_size_queries: ConfigurableSemaphore,
243 :
244 : // How often to collect metrics and send them to the metrics endpoint.
245 : pub metric_collection_interval: Duration,
246 : // How often to send unchanged cached metrics to the metrics endpoint.
247 : pub cached_metric_collection_interval: Duration,
248 : pub metric_collection_endpoint: Option<Url>,
249 : pub metric_collection_bucket: Option<RemoteStorageConfig>,
250 : pub synthetic_size_calculation_interval: Duration,
251 :
252 : pub disk_usage_based_eviction: Option<DiskUsageEvictionTaskConfig>,
253 :
254 : pub test_remote_failures: u64,
255 :
256 : pub ondemand_download_behavior_treat_error_as_warn: bool,
257 :
258 : /// How long will background tasks be delayed at most after initial load of tenants.
259 : ///
260 : /// Our largest initialization completions are in the range of 100-200s, so perhaps 10s works
261 : /// as we now isolate initial loading, initial logical size calculation and background tasks.
262 : /// Smaller nodes will have background tasks "not running" for this long unless every timeline
263 : /// has it's initial logical size calculated. Not running background tasks for some seconds is
264 : /// not terrible.
265 : pub background_task_maximum_delay: Duration,
266 :
267 : pub control_plane_api: Option<Url>,
268 :
269 : /// JWT token for use with the control plane API.
270 : pub control_plane_api_token: Option<SecretString>,
271 :
272 : /// If true, pageserver will make best-effort to operate without a control plane: only
273 : /// for use in major incidents.
274 : pub control_plane_emergency_mode: bool,
275 :
276 : /// How many heatmap uploads may be done concurrency: lower values implicitly deprioritize
277 : /// heatmap uploads vs. other remote storage operations.
278 : pub heatmap_upload_concurrency: usize,
279 :
280 : /// How many remote storage downloads may be done for secondary tenants concurrently. Implicitly
281 : /// deprioritises secondary downloads vs. remote storage operations for attached tenants.
282 : pub secondary_download_concurrency: usize,
283 :
284 : /// Maximum number of WAL records to be ingested and committed at the same time
285 : pub ingest_batch_size: u64,
286 :
287 : pub virtual_file_io_engine: virtual_file::IoEngineKind,
288 :
289 : pub get_vectored_impl: GetVectoredImpl,
290 :
291 : pub get_impl: GetImpl,
292 :
293 : pub max_vectored_read_bytes: MaxVectoredReadBytes,
294 :
295 : pub validate_vectored_get: bool,
296 :
297 : /// How many bytes of ephemeral layer content will we allow per kilobyte of RAM. When this
298 : /// is exceeded, we start proactively closing ephemeral layers to limit the total amount
299 : /// of ephemeral data.
300 : ///
301 : /// Setting this to zero disables limits on total ephemeral layer size.
302 : pub ephemeral_bytes_per_memory_kb: usize,
303 :
304 : pub walredo_process_kind: crate::walredo::ProcessKind,
305 : }
306 :
307 : /// We do not want to store this in a PageServerConf because the latter may be logged
308 : /// and/or serialized at a whim, while the token is secret. Currently this token is the
309 : /// same for accessing all tenants/timelines, but may become per-tenant/per-timeline in
310 : /// the future, more tokens and auth may arrive for storage broker, completely changing the logic.
311 : /// Hence, we resort to a global variable for now instead of passing the token from the
312 : /// startup code to the connection code through a dozen layers.
313 : pub static SAFEKEEPER_AUTH_TOKEN: OnceCell<Arc<String>> = OnceCell::new();
314 :
315 : // use dedicated enum for builder to better indicate the intention
316 : // and avoid possible confusion with nested options
317 : #[derive(Clone, Default)]
318 : pub enum BuilderValue<T> {
319 : Set(T),
320 : #[default]
321 : NotSet,
322 : }
323 :
324 : impl<T: Clone> BuilderValue<T> {
325 756 : pub fn ok_or(&self, field_name: &'static str, default: BuilderValue<T>) -> anyhow::Result<T> {
326 756 : match self {
327 242 : Self::Set(v) => Ok(v.clone()),
328 514 : Self::NotSet => match default {
329 514 : BuilderValue::Set(v) => Ok(v.clone()),
330 : BuilderValue::NotSet => {
331 0 : anyhow::bail!("missing config value {field_name:?}")
332 : }
333 : },
334 : }
335 756 : }
336 : }
337 :
338 : // needed to simplify config construction
339 : #[derive(Default)]
340 : struct PageServerConfigBuilder {
341 : listen_pg_addr: BuilderValue<String>,
342 :
343 : listen_http_addr: BuilderValue<String>,
344 :
345 : availability_zone: BuilderValue<Option<String>>,
346 :
347 : wait_lsn_timeout: BuilderValue<Duration>,
348 : wal_redo_timeout: BuilderValue<Duration>,
349 :
350 : superuser: BuilderValue<String>,
351 :
352 : page_cache_size: BuilderValue<usize>,
353 : max_file_descriptors: BuilderValue<usize>,
354 :
355 : workdir: BuilderValue<Utf8PathBuf>,
356 :
357 : pg_distrib_dir: BuilderValue<Utf8PathBuf>,
358 :
359 : http_auth_type: BuilderValue<AuthType>,
360 : pg_auth_type: BuilderValue<AuthType>,
361 :
362 : //
363 : auth_validation_public_key_path: BuilderValue<Option<Utf8PathBuf>>,
364 : remote_storage_config: BuilderValue<Option<RemoteStorageConfig>>,
365 :
366 : id: BuilderValue<NodeId>,
367 :
368 : broker_endpoint: BuilderValue<Uri>,
369 : broker_keepalive_interval: BuilderValue<Duration>,
370 :
371 : log_format: BuilderValue<LogFormat>,
372 :
373 : concurrent_tenant_warmup: BuilderValue<NonZeroUsize>,
374 : concurrent_tenant_size_logical_size_queries: BuilderValue<NonZeroUsize>,
375 :
376 : metric_collection_interval: BuilderValue<Duration>,
377 : cached_metric_collection_interval: BuilderValue<Duration>,
378 : metric_collection_endpoint: BuilderValue<Option<Url>>,
379 : synthetic_size_calculation_interval: BuilderValue<Duration>,
380 : metric_collection_bucket: BuilderValue<Option<RemoteStorageConfig>>,
381 :
382 : disk_usage_based_eviction: BuilderValue<Option<DiskUsageEvictionTaskConfig>>,
383 :
384 : test_remote_failures: BuilderValue<u64>,
385 :
386 : ondemand_download_behavior_treat_error_as_warn: BuilderValue<bool>,
387 :
388 : background_task_maximum_delay: BuilderValue<Duration>,
389 :
390 : control_plane_api: BuilderValue<Option<Url>>,
391 : control_plane_api_token: BuilderValue<Option<SecretString>>,
392 : control_plane_emergency_mode: BuilderValue<bool>,
393 :
394 : heatmap_upload_concurrency: BuilderValue<usize>,
395 : secondary_download_concurrency: BuilderValue<usize>,
396 :
397 : ingest_batch_size: BuilderValue<u64>,
398 :
399 : virtual_file_io_engine: BuilderValue<virtual_file::IoEngineKind>,
400 :
401 : get_vectored_impl: BuilderValue<GetVectoredImpl>,
402 :
403 : get_impl: BuilderValue<GetImpl>,
404 :
405 : max_vectored_read_bytes: BuilderValue<MaxVectoredReadBytes>,
406 :
407 : validate_vectored_get: BuilderValue<bool>,
408 :
409 : ephemeral_bytes_per_memory_kb: BuilderValue<usize>,
410 :
411 : walredo_process_kind: BuilderValue<crate::walredo::ProcessKind>,
412 : }
413 :
414 : impl PageServerConfigBuilder {
415 : #[inline(always)]
416 18 : fn default_values() -> Self {
417 18 : use self::BuilderValue::*;
418 18 : use defaults::*;
419 18 : Self {
420 18 : listen_pg_addr: Set(DEFAULT_PG_LISTEN_ADDR.to_string()),
421 18 : listen_http_addr: Set(DEFAULT_HTTP_LISTEN_ADDR.to_string()),
422 18 : availability_zone: Set(None),
423 18 : wait_lsn_timeout: Set(humantime::parse_duration(DEFAULT_WAIT_LSN_TIMEOUT)
424 18 : .expect("cannot parse default wait lsn timeout")),
425 18 : wal_redo_timeout: Set(humantime::parse_duration(DEFAULT_WAL_REDO_TIMEOUT)
426 18 : .expect("cannot parse default wal redo timeout")),
427 18 : superuser: Set(DEFAULT_SUPERUSER.to_string()),
428 18 : page_cache_size: Set(DEFAULT_PAGE_CACHE_SIZE),
429 18 : max_file_descriptors: Set(DEFAULT_MAX_FILE_DESCRIPTORS),
430 18 : workdir: Set(Utf8PathBuf::new()),
431 18 : pg_distrib_dir: Set(Utf8PathBuf::from_path_buf(
432 18 : env::current_dir().expect("cannot access current directory"),
433 18 : )
434 18 : .expect("non-Unicode path")
435 18 : .join("pg_install")),
436 18 : http_auth_type: Set(AuthType::Trust),
437 18 : pg_auth_type: Set(AuthType::Trust),
438 18 : auth_validation_public_key_path: Set(None),
439 18 : remote_storage_config: Set(None),
440 18 : id: NotSet,
441 18 : broker_endpoint: Set(storage_broker::DEFAULT_ENDPOINT
442 18 : .parse()
443 18 : .expect("failed to parse default broker endpoint")),
444 18 : broker_keepalive_interval: Set(humantime::parse_duration(
445 18 : storage_broker::DEFAULT_KEEPALIVE_INTERVAL,
446 18 : )
447 18 : .expect("cannot parse default keepalive interval")),
448 18 : log_format: Set(LogFormat::from_str(DEFAULT_LOG_FORMAT).unwrap()),
449 18 :
450 18 : concurrent_tenant_warmup: Set(NonZeroUsize::new(DEFAULT_CONCURRENT_TENANT_WARMUP)
451 18 : .expect("Invalid default constant")),
452 18 : concurrent_tenant_size_logical_size_queries: Set(
453 18 : ConfigurableSemaphore::DEFAULT_INITIAL,
454 18 : ),
455 18 : metric_collection_interval: Set(humantime::parse_duration(
456 18 : DEFAULT_METRIC_COLLECTION_INTERVAL,
457 18 : )
458 18 : .expect("cannot parse default metric collection interval")),
459 18 : cached_metric_collection_interval: Set(humantime::parse_duration(
460 18 : DEFAULT_CACHED_METRIC_COLLECTION_INTERVAL,
461 18 : )
462 18 : .expect("cannot parse default cached_metric_collection_interval")),
463 18 : synthetic_size_calculation_interval: Set(humantime::parse_duration(
464 18 : DEFAULT_SYNTHETIC_SIZE_CALCULATION_INTERVAL,
465 18 : )
466 18 : .expect("cannot parse default synthetic size calculation interval")),
467 18 : metric_collection_endpoint: Set(DEFAULT_METRIC_COLLECTION_ENDPOINT),
468 18 :
469 18 : metric_collection_bucket: Set(None),
470 18 :
471 18 : disk_usage_based_eviction: Set(None),
472 18 :
473 18 : test_remote_failures: Set(0),
474 18 :
475 18 : ondemand_download_behavior_treat_error_as_warn: Set(false),
476 18 :
477 18 : background_task_maximum_delay: Set(humantime::parse_duration(
478 18 : DEFAULT_BACKGROUND_TASK_MAXIMUM_DELAY,
479 18 : )
480 18 : .unwrap()),
481 18 :
482 18 : control_plane_api: Set(None),
483 18 : control_plane_api_token: Set(None),
484 18 : control_plane_emergency_mode: Set(false),
485 18 :
486 18 : heatmap_upload_concurrency: Set(DEFAULT_HEATMAP_UPLOAD_CONCURRENCY),
487 18 : secondary_download_concurrency: Set(DEFAULT_SECONDARY_DOWNLOAD_CONCURRENCY),
488 18 :
489 18 : ingest_batch_size: Set(DEFAULT_INGEST_BATCH_SIZE),
490 18 :
491 18 : virtual_file_io_engine: Set(DEFAULT_VIRTUAL_FILE_IO_ENGINE.parse().unwrap()),
492 18 :
493 18 : get_vectored_impl: Set(DEFAULT_GET_VECTORED_IMPL.parse().unwrap()),
494 18 : get_impl: Set(DEFAULT_GET_IMPL.parse().unwrap()),
495 18 : max_vectored_read_bytes: Set(MaxVectoredReadBytes(
496 18 : NonZeroUsize::new(DEFAULT_MAX_VECTORED_READ_BYTES).unwrap(),
497 18 : )),
498 18 : validate_vectored_get: Set(DEFAULT_VALIDATE_VECTORED_GET),
499 18 : ephemeral_bytes_per_memory_kb: Set(DEFAULT_EPHEMERAL_BYTES_PER_MEMORY_KB),
500 18 :
501 18 : walredo_process_kind: Set(DEFAULT_WALREDO_PROCESS_KIND.parse().unwrap()),
502 18 : }
503 18 : }
504 : }
505 :
506 : impl PageServerConfigBuilder {
507 12 : pub fn listen_pg_addr(&mut self, listen_pg_addr: String) {
508 12 : self.listen_pg_addr = BuilderValue::Set(listen_pg_addr)
509 12 : }
510 :
511 12 : pub fn listen_http_addr(&mut self, listen_http_addr: String) {
512 12 : self.listen_http_addr = BuilderValue::Set(listen_http_addr)
513 12 : }
514 :
515 0 : pub fn availability_zone(&mut self, availability_zone: Option<String>) {
516 0 : self.availability_zone = BuilderValue::Set(availability_zone)
517 0 : }
518 :
519 12 : pub fn wait_lsn_timeout(&mut self, wait_lsn_timeout: Duration) {
520 12 : self.wait_lsn_timeout = BuilderValue::Set(wait_lsn_timeout)
521 12 : }
522 :
523 12 : pub fn wal_redo_timeout(&mut self, wal_redo_timeout: Duration) {
524 12 : self.wal_redo_timeout = BuilderValue::Set(wal_redo_timeout)
525 12 : }
526 :
527 12 : pub fn superuser(&mut self, superuser: String) {
528 12 : self.superuser = BuilderValue::Set(superuser)
529 12 : }
530 :
531 12 : pub fn page_cache_size(&mut self, page_cache_size: usize) {
532 12 : self.page_cache_size = BuilderValue::Set(page_cache_size)
533 12 : }
534 :
535 12 : pub fn max_file_descriptors(&mut self, max_file_descriptors: usize) {
536 12 : self.max_file_descriptors = BuilderValue::Set(max_file_descriptors)
537 12 : }
538 :
539 18 : pub fn workdir(&mut self, workdir: Utf8PathBuf) {
540 18 : self.workdir = BuilderValue::Set(workdir)
541 18 : }
542 :
543 18 : pub fn pg_distrib_dir(&mut self, pg_distrib_dir: Utf8PathBuf) {
544 18 : self.pg_distrib_dir = BuilderValue::Set(pg_distrib_dir)
545 18 : }
546 :
547 0 : pub fn http_auth_type(&mut self, auth_type: AuthType) {
548 0 : self.http_auth_type = BuilderValue::Set(auth_type)
549 0 : }
550 :
551 0 : pub fn pg_auth_type(&mut self, auth_type: AuthType) {
552 0 : self.pg_auth_type = BuilderValue::Set(auth_type)
553 0 : }
554 :
555 0 : pub fn auth_validation_public_key_path(
556 0 : &mut self,
557 0 : auth_validation_public_key_path: Option<Utf8PathBuf>,
558 0 : ) {
559 0 : self.auth_validation_public_key_path = BuilderValue::Set(auth_validation_public_key_path)
560 0 : }
561 :
562 8 : pub fn remote_storage_config(&mut self, remote_storage_config: Option<RemoteStorageConfig>) {
563 8 : self.remote_storage_config = BuilderValue::Set(remote_storage_config)
564 8 : }
565 :
566 14 : pub fn broker_endpoint(&mut self, broker_endpoint: Uri) {
567 14 : self.broker_endpoint = BuilderValue::Set(broker_endpoint)
568 14 : }
569 :
570 0 : pub fn broker_keepalive_interval(&mut self, broker_keepalive_interval: Duration) {
571 0 : self.broker_keepalive_interval = BuilderValue::Set(broker_keepalive_interval)
572 0 : }
573 :
574 18 : pub fn id(&mut self, node_id: NodeId) {
575 18 : self.id = BuilderValue::Set(node_id)
576 18 : }
577 :
578 12 : pub fn log_format(&mut self, log_format: LogFormat) {
579 12 : self.log_format = BuilderValue::Set(log_format)
580 12 : }
581 :
582 0 : pub fn concurrent_tenant_warmup(&mut self, u: NonZeroUsize) {
583 0 : self.concurrent_tenant_warmup = BuilderValue::Set(u);
584 0 : }
585 :
586 0 : pub fn concurrent_tenant_size_logical_size_queries(&mut self, u: NonZeroUsize) {
587 0 : self.concurrent_tenant_size_logical_size_queries = BuilderValue::Set(u);
588 0 : }
589 :
590 16 : pub fn metric_collection_interval(&mut self, metric_collection_interval: Duration) {
591 16 : self.metric_collection_interval = BuilderValue::Set(metric_collection_interval)
592 16 : }
593 :
594 12 : pub fn cached_metric_collection_interval(
595 12 : &mut self,
596 12 : cached_metric_collection_interval: Duration,
597 12 : ) {
598 12 : self.cached_metric_collection_interval =
599 12 : BuilderValue::Set(cached_metric_collection_interval)
600 12 : }
601 :
602 16 : pub fn metric_collection_endpoint(&mut self, metric_collection_endpoint: Option<Url>) {
603 16 : self.metric_collection_endpoint = BuilderValue::Set(metric_collection_endpoint)
604 16 : }
605 :
606 0 : pub fn metric_collection_bucket(
607 0 : &mut self,
608 0 : metric_collection_bucket: Option<RemoteStorageConfig>,
609 0 : ) {
610 0 : self.metric_collection_bucket = BuilderValue::Set(metric_collection_bucket)
611 0 : }
612 :
613 12 : pub fn synthetic_size_calculation_interval(
614 12 : &mut self,
615 12 : synthetic_size_calculation_interval: Duration,
616 12 : ) {
617 12 : self.synthetic_size_calculation_interval =
618 12 : BuilderValue::Set(synthetic_size_calculation_interval)
619 12 : }
620 :
621 0 : pub fn test_remote_failures(&mut self, fail_first: u64) {
622 0 : self.test_remote_failures = BuilderValue::Set(fail_first);
623 0 : }
624 :
625 2 : pub fn disk_usage_based_eviction(&mut self, value: Option<DiskUsageEvictionTaskConfig>) {
626 2 : self.disk_usage_based_eviction = BuilderValue::Set(value);
627 2 : }
628 :
629 0 : pub fn ondemand_download_behavior_treat_error_as_warn(
630 0 : &mut self,
631 0 : ondemand_download_behavior_treat_error_as_warn: bool,
632 0 : ) {
633 0 : self.ondemand_download_behavior_treat_error_as_warn =
634 0 : BuilderValue::Set(ondemand_download_behavior_treat_error_as_warn);
635 0 : }
636 :
637 12 : pub fn background_task_maximum_delay(&mut self, delay: Duration) {
638 12 : self.background_task_maximum_delay = BuilderValue::Set(delay);
639 12 : }
640 :
641 0 : pub fn control_plane_api(&mut self, api: Option<Url>) {
642 0 : self.control_plane_api = BuilderValue::Set(api)
643 0 : }
644 :
645 0 : pub fn control_plane_api_token(&mut self, token: Option<SecretString>) {
646 0 : self.control_plane_api_token = BuilderValue::Set(token)
647 0 : }
648 :
649 0 : pub fn control_plane_emergency_mode(&mut self, enabled: bool) {
650 0 : self.control_plane_emergency_mode = BuilderValue::Set(enabled)
651 0 : }
652 :
653 0 : pub fn heatmap_upload_concurrency(&mut self, value: usize) {
654 0 : self.heatmap_upload_concurrency = BuilderValue::Set(value)
655 0 : }
656 :
657 0 : pub fn secondary_download_concurrency(&mut self, value: usize) {
658 0 : self.secondary_download_concurrency = BuilderValue::Set(value)
659 0 : }
660 :
661 0 : pub fn ingest_batch_size(&mut self, ingest_batch_size: u64) {
662 0 : self.ingest_batch_size = BuilderValue::Set(ingest_batch_size)
663 0 : }
664 :
665 0 : pub fn virtual_file_io_engine(&mut self, value: virtual_file::IoEngineKind) {
666 0 : self.virtual_file_io_engine = BuilderValue::Set(value);
667 0 : }
668 :
669 0 : pub fn get_vectored_impl(&mut self, value: GetVectoredImpl) {
670 0 : self.get_vectored_impl = BuilderValue::Set(value);
671 0 : }
672 :
673 0 : pub fn get_impl(&mut self, value: GetImpl) {
674 0 : self.get_impl = BuilderValue::Set(value);
675 0 : }
676 :
677 0 : pub fn get_max_vectored_read_bytes(&mut self, value: MaxVectoredReadBytes) {
678 0 : self.max_vectored_read_bytes = BuilderValue::Set(value);
679 0 : }
680 :
681 0 : pub fn get_validate_vectored_get(&mut self, value: bool) {
682 0 : self.validate_vectored_get = BuilderValue::Set(value);
683 0 : }
684 :
685 0 : pub fn get_ephemeral_bytes_per_memory_kb(&mut self, value: usize) {
686 0 : self.ephemeral_bytes_per_memory_kb = BuilderValue::Set(value);
687 0 : }
688 :
689 0 : pub fn get_walredo_process_kind(&mut self, value: crate::walredo::ProcessKind) {
690 0 : self.walredo_process_kind = BuilderValue::Set(value);
691 0 : }
692 :
693 18 : pub fn build(self) -> anyhow::Result<PageServerConf> {
694 18 : let default = Self::default_values();
695 18 :
696 18 : macro_rules! conf {
697 18 : (USING DEFAULT { $($field:ident,)* } CUSTOM LOGIC { $($custom_field:ident : $custom_value:expr,)* } ) => {
698 18 : PageServerConf {
699 18 : $(
700 18 : $field: self.$field.ok_or(stringify!($field), default.$field)?,
701 18 : )*
702 18 : $(
703 18 : $custom_field: $custom_value,
704 18 : )*
705 18 : }
706 18 : };
707 18 : }
708 18 :
709 18 : Ok(conf!(
710 : USING DEFAULT
711 : {
712 : listen_pg_addr,
713 : listen_http_addr,
714 : availability_zone,
715 : wait_lsn_timeout,
716 : wal_redo_timeout,
717 : superuser,
718 : page_cache_size,
719 : max_file_descriptors,
720 : workdir,
721 : pg_distrib_dir,
722 : http_auth_type,
723 : pg_auth_type,
724 : auth_validation_public_key_path,
725 : remote_storage_config,
726 : id,
727 : broker_endpoint,
728 : broker_keepalive_interval,
729 : log_format,
730 : metric_collection_interval,
731 : cached_metric_collection_interval,
732 : metric_collection_endpoint,
733 : metric_collection_bucket,
734 : synthetic_size_calculation_interval,
735 : disk_usage_based_eviction,
736 : test_remote_failures,
737 : ondemand_download_behavior_treat_error_as_warn,
738 : background_task_maximum_delay,
739 : control_plane_api,
740 : control_plane_api_token,
741 : control_plane_emergency_mode,
742 : heatmap_upload_concurrency,
743 : secondary_download_concurrency,
744 : ingest_batch_size,
745 : get_vectored_impl,
746 : get_impl,
747 : max_vectored_read_bytes,
748 : validate_vectored_get,
749 : ephemeral_bytes_per_memory_kb,
750 : walredo_process_kind,
751 : }
752 : CUSTOM LOGIC
753 : {
754 : // TenantConf is handled separately
755 18 : default_tenant_conf: TenantConf::default(),
756 18 : concurrent_tenant_warmup: ConfigurableSemaphore::new({
757 18 : self
758 18 : .concurrent_tenant_warmup
759 18 : .ok_or("concurrent_tenant_warmpup",
760 18 : default.concurrent_tenant_warmup)?
761 : }),
762 : concurrent_tenant_size_logical_size_queries: ConfigurableSemaphore::new(
763 18 : self
764 18 : .concurrent_tenant_size_logical_size_queries
765 18 : .ok_or("concurrent_tenant_size_logical_size_queries",
766 18 : default.concurrent_tenant_size_logical_size_queries.clone())?
767 : ),
768 : eviction_task_immitated_concurrent_logical_size_queries: ConfigurableSemaphore::new(
769 : // re-use `concurrent_tenant_size_logical_size_queries`
770 18 : self
771 18 : .concurrent_tenant_size_logical_size_queries
772 18 : .ok_or("eviction_task_immitated_concurrent_logical_size_queries",
773 18 : default.concurrent_tenant_size_logical_size_queries.clone())?,
774 : ),
775 18 : virtual_file_io_engine: match self.virtual_file_io_engine {
776 0 : BuilderValue::Set(v) => v,
777 18 : BuilderValue::NotSet => match crate::virtual_file::io_engine_feature_test().context("auto-detect virtual_file_io_engine")? {
778 18 : io_engine::FeatureTestResult::PlatformPreferred(v) => v, // make no noise
779 0 : io_engine::FeatureTestResult::Worse { engine, remark } => {
780 0 : // TODO: bubble this up to the caller so we can tracing::warn! it.
781 0 : eprintln!("auto-detected IO engine is not platform-preferred: engine={engine:?} remark={remark:?}");
782 0 : engine
783 : }
784 : },
785 : },
786 : }
787 : ))
788 18 : }
789 : }
790 :
791 : impl PageServerConf {
792 : //
793 : // Repository paths, relative to workdir.
794 : //
795 :
796 5094 : pub fn tenants_path(&self) -> Utf8PathBuf {
797 5094 : self.workdir.join(TENANTS_SEGMENT_NAME)
798 5094 : }
799 :
800 72 : pub fn deletion_prefix(&self) -> Utf8PathBuf {
801 72 : self.workdir.join("deletion")
802 72 : }
803 :
804 0 : pub fn metadata_path(&self) -> Utf8PathBuf {
805 0 : self.workdir.join("metadata.json")
806 0 : }
807 :
808 28 : pub fn deletion_list_path(&self, sequence: u64) -> Utf8PathBuf {
809 28 : // Encode a version in the filename, so that if we ever switch away from JSON we can
810 28 : // increment this.
811 28 : const VERSION: u8 = 1;
812 28 :
813 28 : self.deletion_prefix()
814 28 : .join(format!("{sequence:016x}-{VERSION:02x}.list"))
815 28 : }
816 :
817 24 : pub fn deletion_header_path(&self) -> Utf8PathBuf {
818 24 : // Encode a version in the filename, so that if we ever switch away from JSON we can
819 24 : // increment this.
820 24 : const VERSION: u8 = 1;
821 24 :
822 24 : self.deletion_prefix().join(format!("header-{VERSION:02x}"))
823 24 : }
824 :
825 5094 : pub fn tenant_path(&self, tenant_shard_id: &TenantShardId) -> Utf8PathBuf {
826 5094 : self.tenants_path().join(tenant_shard_id.to_string())
827 5094 : }
828 :
829 0 : pub fn tenant_ignore_mark_file_path(&self, tenant_shard_id: &TenantShardId) -> Utf8PathBuf {
830 0 : self.tenant_path(tenant_shard_id)
831 0 : .join(IGNORED_TENANT_FILE_NAME)
832 0 : }
833 :
834 : /// Points to a place in pageserver's local directory,
835 : /// where certain tenant's tenantconf file should be located.
836 : ///
837 : /// Legacy: superseded by tenant_location_config_path. Eventually
838 : /// remove this function.
839 0 : pub fn tenant_config_path(&self, tenant_shard_id: &TenantShardId) -> Utf8PathBuf {
840 0 : self.tenant_path(tenant_shard_id).join(TENANT_CONFIG_NAME)
841 0 : }
842 :
843 0 : pub fn tenant_location_config_path(&self, tenant_shard_id: &TenantShardId) -> Utf8PathBuf {
844 0 : self.tenant_path(tenant_shard_id)
845 0 : .join(TENANT_LOCATION_CONFIG_NAME)
846 0 : }
847 :
848 0 : pub(crate) fn tenant_heatmap_path(&self, tenant_shard_id: &TenantShardId) -> Utf8PathBuf {
849 0 : self.tenant_path(tenant_shard_id)
850 0 : .join(TENANT_HEATMAP_BASENAME)
851 0 : }
852 :
853 4972 : pub fn timelines_path(&self, tenant_shard_id: &TenantShardId) -> Utf8PathBuf {
854 4972 : self.tenant_path(tenant_shard_id)
855 4972 : .join(TIMELINES_SEGMENT_NAME)
856 4972 : }
857 :
858 4732 : pub fn timeline_path(
859 4732 : &self,
860 4732 : tenant_shard_id: &TenantShardId,
861 4732 : timeline_id: &TimelineId,
862 4732 : ) -> Utf8PathBuf {
863 4732 : self.timelines_path(tenant_shard_id)
864 4732 : .join(timeline_id.to_string())
865 4732 : }
866 :
867 0 : pub(crate) fn timeline_delete_mark_file_path(
868 0 : &self,
869 0 : tenant_shard_id: TenantShardId,
870 0 : timeline_id: TimelineId,
871 0 : ) -> Utf8PathBuf {
872 0 : path_with_suffix_extension(
873 0 : self.timeline_path(&tenant_shard_id, &timeline_id),
874 0 : TIMELINE_DELETE_MARK_SUFFIX,
875 0 : )
876 0 : }
877 :
878 0 : pub(crate) fn tenant_deleted_mark_file_path(
879 0 : &self,
880 0 : tenant_shard_id: &TenantShardId,
881 0 : ) -> Utf8PathBuf {
882 0 : self.tenant_path(tenant_shard_id)
883 0 : .join(TENANT_DELETED_MARKER_FILE_NAME)
884 0 : }
885 :
886 0 : pub fn traces_path(&self) -> Utf8PathBuf {
887 0 : self.workdir.join("traces")
888 0 : }
889 :
890 0 : pub fn trace_path(
891 0 : &self,
892 0 : tenant_shard_id: &TenantShardId,
893 0 : timeline_id: &TimelineId,
894 0 : connection_id: &ConnectionId,
895 0 : ) -> Utf8PathBuf {
896 0 : self.traces_path()
897 0 : .join(tenant_shard_id.to_string())
898 0 : .join(timeline_id.to_string())
899 0 : .join(connection_id.to_string())
900 0 : }
901 :
902 : /// Turns storage remote path of a file into its local path.
903 0 : pub fn local_path(&self, remote_path: &RemotePath) -> Utf8PathBuf {
904 0 : remote_path.with_base(&self.workdir)
905 0 : }
906 :
907 : //
908 : // Postgres distribution paths
909 : //
910 16 : pub fn pg_distrib_dir(&self, pg_version: u32) -> anyhow::Result<Utf8PathBuf> {
911 16 : let path = self.pg_distrib_dir.clone();
912 16 :
913 16 : #[allow(clippy::manual_range_patterns)]
914 16 : match pg_version {
915 16 : 14 | 15 | 16 => Ok(path.join(format!("v{pg_version}"))),
916 0 : _ => bail!("Unsupported postgres version: {}", pg_version),
917 : }
918 16 : }
919 :
920 8 : pub fn pg_bin_dir(&self, pg_version: u32) -> anyhow::Result<Utf8PathBuf> {
921 8 : Ok(self.pg_distrib_dir(pg_version)?.join("bin"))
922 8 : }
923 8 : pub fn pg_lib_dir(&self, pg_version: u32) -> anyhow::Result<Utf8PathBuf> {
924 8 : Ok(self.pg_distrib_dir(pg_version)?.join("lib"))
925 8 : }
926 :
927 : /// Parse a configuration file (pageserver.toml) into a PageServerConf struct,
928 : /// validating the input and failing on errors.
929 : ///
930 : /// This leaves any options not present in the file in the built-in defaults.
931 18 : pub fn parse_and_validate(toml: &Document, workdir: &Utf8Path) -> anyhow::Result<Self> {
932 18 : let mut builder = PageServerConfigBuilder::default();
933 18 : builder.workdir(workdir.to_owned());
934 18 :
935 18 : let mut t_conf = TenantConfOpt::default();
936 :
937 230 : for (key, item) in toml.iter() {
938 230 : match key {
939 230 : "listen_pg_addr" => builder.listen_pg_addr(parse_toml_string(key, item)?),
940 218 : "listen_http_addr" => builder.listen_http_addr(parse_toml_string(key, item)?),
941 206 : "availability_zone" => builder.availability_zone(Some(parse_toml_string(key, item)?)),
942 206 : "wait_lsn_timeout" => builder.wait_lsn_timeout(parse_toml_duration(key, item)?),
943 194 : "wal_redo_timeout" => builder.wal_redo_timeout(parse_toml_duration(key, item)?),
944 182 : "initial_superuser_name" => builder.superuser(parse_toml_string(key, item)?),
945 170 : "page_cache_size" => builder.page_cache_size(parse_toml_u64(key, item)? as usize),
946 158 : "max_file_descriptors" => {
947 12 : builder.max_file_descriptors(parse_toml_u64(key, item)? as usize)
948 : }
949 146 : "pg_distrib_dir" => {
950 18 : builder.pg_distrib_dir(Utf8PathBuf::from(parse_toml_string(key, item)?))
951 : }
952 128 : "auth_validation_public_key_path" => builder.auth_validation_public_key_path(Some(
953 0 : Utf8PathBuf::from(parse_toml_string(key, item)?),
954 : )),
955 128 : "http_auth_type" => builder.http_auth_type(parse_toml_from_str(key, item)?),
956 128 : "pg_auth_type" => builder.pg_auth_type(parse_toml_from_str(key, item)?),
957 128 : "remote_storage" => {
958 8 : builder.remote_storage_config(RemoteStorageConfig::from_toml(item)?)
959 : }
960 120 : "tenant_config" => {
961 6 : t_conf = TenantConfOpt::try_from(item.to_owned()).context(format!("failed to parse: '{key}'"))?;
962 : }
963 114 : "id" => builder.id(NodeId(parse_toml_u64(key, item)?)),
964 96 : "broker_endpoint" => builder.broker_endpoint(parse_toml_string(key, item)?.parse().context("failed to parse broker endpoint")?),
965 82 : "broker_keepalive_interval" => builder.broker_keepalive_interval(parse_toml_duration(key, item)?),
966 82 : "log_format" => builder.log_format(
967 12 : LogFormat::from_config(&parse_toml_string(key, item)?)?
968 : ),
969 70 : "concurrent_tenant_warmup" => builder.concurrent_tenant_warmup({
970 0 : let input = parse_toml_string(key, item)?;
971 0 : let permits = input.parse::<usize>().context("expected a number of initial permits, not {s:?}")?;
972 0 : NonZeroUsize::new(permits).context("initial semaphore permits out of range: 0, use other configuration to disable a feature")?
973 : }),
974 70 : "concurrent_tenant_size_logical_size_queries" => builder.concurrent_tenant_size_logical_size_queries({
975 0 : let input = parse_toml_string(key, item)?;
976 0 : let permits = input.parse::<usize>().context("expected a number of initial permits, not {s:?}")?;
977 0 : NonZeroUsize::new(permits).context("initial semaphore permits out of range: 0, use other configuration to disable a feature")?
978 : }),
979 70 : "metric_collection_interval" => builder.metric_collection_interval(parse_toml_duration(key, item)?),
980 54 : "cached_metric_collection_interval" => builder.cached_metric_collection_interval(parse_toml_duration(key, item)?),
981 42 : "metric_collection_endpoint" => {
982 16 : let endpoint = parse_toml_string(key, item)?.parse().context("failed to parse metric_collection_endpoint")?;
983 16 : builder.metric_collection_endpoint(Some(endpoint));
984 : },
985 26 : "metric_collection_bucket" => {
986 0 : builder.metric_collection_bucket(RemoteStorageConfig::from_toml(item)?)
987 : }
988 26 : "synthetic_size_calculation_interval" =>
989 12 : builder.synthetic_size_calculation_interval(parse_toml_duration(key, item)?),
990 14 : "test_remote_failures" => builder.test_remote_failures(parse_toml_u64(key, item)?),
991 14 : "disk_usage_based_eviction" => {
992 2 : tracing::info!("disk_usage_based_eviction: {:#?}", &item);
993 2 : builder.disk_usage_based_eviction(
994 2 : deserialize_from_item("disk_usage_based_eviction", item)
995 2 : .context("parse disk_usage_based_eviction")?
996 : )
997 : },
998 12 : "ondemand_download_behavior_treat_error_as_warn" => builder.ondemand_download_behavior_treat_error_as_warn(parse_toml_bool(key, item)?),
999 12 : "background_task_maximum_delay" => builder.background_task_maximum_delay(parse_toml_duration(key, item)?),
1000 0 : "control_plane_api" => {
1001 0 : let parsed = parse_toml_string(key, item)?;
1002 0 : if parsed.is_empty() {
1003 0 : builder.control_plane_api(None)
1004 : } else {
1005 0 : builder.control_plane_api(Some(parsed.parse().context("failed to parse control plane URL")?))
1006 : }
1007 : },
1008 0 : "control_plane_api_token" => {
1009 0 : let parsed = parse_toml_string(key, item)?;
1010 0 : if parsed.is_empty() {
1011 0 : builder.control_plane_api_token(None)
1012 : } else {
1013 0 : builder.control_plane_api_token(Some(parsed.into()))
1014 : }
1015 : },
1016 0 : "control_plane_emergency_mode" => {
1017 0 : builder.control_plane_emergency_mode(parse_toml_bool(key, item)?)
1018 : },
1019 0 : "heatmap_upload_concurrency" => {
1020 0 : builder.heatmap_upload_concurrency(parse_toml_u64(key, item)? as usize)
1021 : },
1022 0 : "secondary_download_concurrency" => {
1023 0 : builder.secondary_download_concurrency(parse_toml_u64(key, item)? as usize)
1024 : },
1025 0 : "ingest_batch_size" => builder.ingest_batch_size(parse_toml_u64(key, item)?),
1026 0 : "virtual_file_io_engine" => {
1027 0 : builder.virtual_file_io_engine(parse_toml_from_str("virtual_file_io_engine", item)?)
1028 : }
1029 0 : "get_vectored_impl" => {
1030 0 : builder.get_vectored_impl(parse_toml_from_str("get_vectored_impl", item)?)
1031 : }
1032 0 : "get_impl" => {
1033 0 : builder.get_impl(parse_toml_from_str("get_impl", item)?)
1034 : }
1035 0 : "max_vectored_read_bytes" => {
1036 0 : let bytes = parse_toml_u64("max_vectored_read_bytes", item)? as usize;
1037 0 : builder.get_max_vectored_read_bytes(
1038 0 : MaxVectoredReadBytes(
1039 0 : NonZeroUsize::new(bytes).expect("Max byte size of vectored read must be greater than 0")))
1040 : }
1041 0 : "validate_vectored_get" => {
1042 0 : builder.get_validate_vectored_get(parse_toml_bool("validate_vectored_get", item)?)
1043 : }
1044 0 : "ephemeral_bytes_per_memory_kb" => {
1045 0 : builder.get_ephemeral_bytes_per_memory_kb(parse_toml_u64("ephemeral_bytes_per_memory_kb", item)? as usize)
1046 : }
1047 0 : "walredo_process_kind" => {
1048 0 : builder.get_walredo_process_kind(parse_toml_from_str("walredo_process_kind", item)?)
1049 : }
1050 0 : _ => bail!("unrecognized pageserver option '{key}'"),
1051 : }
1052 : }
1053 :
1054 18 : let mut conf = builder.build().context("invalid config")?;
1055 :
1056 18 : if conf.http_auth_type == AuthType::NeonJWT || conf.pg_auth_type == AuthType::NeonJWT {
1057 0 : let auth_validation_public_key_path = conf
1058 0 : .auth_validation_public_key_path
1059 0 : .get_or_insert_with(|| workdir.join("auth_public_key.pem"));
1060 0 : ensure!(
1061 0 : auth_validation_public_key_path.exists(),
1062 0 : format!(
1063 0 : "Can't find auth_validation_public_key at '{auth_validation_public_key_path}'",
1064 0 : )
1065 : );
1066 18 : }
1067 :
1068 18 : conf.default_tenant_conf = t_conf.merge(TenantConf::default());
1069 18 :
1070 18 : Ok(conf)
1071 18 : }
1072 :
1073 : #[cfg(test)]
1074 130 : pub fn test_repo_dir(test_name: &str) -> Utf8PathBuf {
1075 130 : let test_output_dir = std::env::var("TEST_OUTPUT").unwrap_or("../tmp_check".into());
1076 130 : Utf8PathBuf::from(format!("{test_output_dir}/test_{test_name}"))
1077 130 : }
1078 :
1079 126 : pub fn dummy_conf(repo_dir: Utf8PathBuf) -> Self {
1080 126 : let pg_distrib_dir = Utf8PathBuf::from(env!("CARGO_MANIFEST_DIR")).join("../pg_install");
1081 126 :
1082 126 : PageServerConf {
1083 126 : id: NodeId(0),
1084 126 : wait_lsn_timeout: Duration::from_secs(60),
1085 126 : wal_redo_timeout: Duration::from_secs(60),
1086 126 : page_cache_size: defaults::DEFAULT_PAGE_CACHE_SIZE,
1087 126 : max_file_descriptors: defaults::DEFAULT_MAX_FILE_DESCRIPTORS,
1088 126 : listen_pg_addr: defaults::DEFAULT_PG_LISTEN_ADDR.to_string(),
1089 126 : listen_http_addr: defaults::DEFAULT_HTTP_LISTEN_ADDR.to_string(),
1090 126 : availability_zone: None,
1091 126 : superuser: "cloud_admin".to_string(),
1092 126 : workdir: repo_dir,
1093 126 : pg_distrib_dir,
1094 126 : http_auth_type: AuthType::Trust,
1095 126 : pg_auth_type: AuthType::Trust,
1096 126 : auth_validation_public_key_path: None,
1097 126 : remote_storage_config: None,
1098 126 : default_tenant_conf: TenantConf::default(),
1099 126 : broker_endpoint: storage_broker::DEFAULT_ENDPOINT.parse().unwrap(),
1100 126 : broker_keepalive_interval: Duration::from_secs(5000),
1101 126 : log_format: LogFormat::from_str(defaults::DEFAULT_LOG_FORMAT).unwrap(),
1102 126 : concurrent_tenant_warmup: ConfigurableSemaphore::new(
1103 126 : NonZeroUsize::new(DEFAULT_CONCURRENT_TENANT_WARMUP)
1104 126 : .expect("Invalid default constant"),
1105 126 : ),
1106 126 : concurrent_tenant_size_logical_size_queries: ConfigurableSemaphore::default(),
1107 126 : eviction_task_immitated_concurrent_logical_size_queries: ConfigurableSemaphore::default(
1108 126 : ),
1109 126 : metric_collection_interval: Duration::from_secs(60),
1110 126 : cached_metric_collection_interval: Duration::from_secs(60 * 60),
1111 126 : metric_collection_endpoint: defaults::DEFAULT_METRIC_COLLECTION_ENDPOINT,
1112 126 : metric_collection_bucket: None,
1113 126 : synthetic_size_calculation_interval: Duration::from_secs(60),
1114 126 : disk_usage_based_eviction: None,
1115 126 : test_remote_failures: 0,
1116 126 : ondemand_download_behavior_treat_error_as_warn: false,
1117 126 : background_task_maximum_delay: Duration::ZERO,
1118 126 : control_plane_api: None,
1119 126 : control_plane_api_token: None,
1120 126 : control_plane_emergency_mode: false,
1121 126 : heatmap_upload_concurrency: defaults::DEFAULT_HEATMAP_UPLOAD_CONCURRENCY,
1122 126 : secondary_download_concurrency: defaults::DEFAULT_SECONDARY_DOWNLOAD_CONCURRENCY,
1123 126 : ingest_batch_size: defaults::DEFAULT_INGEST_BATCH_SIZE,
1124 126 : virtual_file_io_engine: DEFAULT_VIRTUAL_FILE_IO_ENGINE.parse().unwrap(),
1125 126 : get_vectored_impl: defaults::DEFAULT_GET_VECTORED_IMPL.parse().unwrap(),
1126 126 : get_impl: defaults::DEFAULT_GET_IMPL.parse().unwrap(),
1127 126 : max_vectored_read_bytes: MaxVectoredReadBytes(
1128 126 : NonZeroUsize::new(defaults::DEFAULT_MAX_VECTORED_READ_BYTES)
1129 126 : .expect("Invalid default constant"),
1130 126 : ),
1131 126 : validate_vectored_get: defaults::DEFAULT_VALIDATE_VECTORED_GET,
1132 126 : ephemeral_bytes_per_memory_kb: defaults::DEFAULT_EPHEMERAL_BYTES_PER_MEMORY_KB,
1133 126 : walredo_process_kind: defaults::DEFAULT_WALREDO_PROCESS_KIND.parse().unwrap(),
1134 126 : }
1135 126 : }
1136 : }
1137 :
1138 : // Helper functions to parse a toml Item
1139 :
1140 96 : fn parse_toml_string(name: &str, item: &Item) -> Result<String> {
1141 96 : let s = item
1142 96 : .as_str()
1143 96 : .with_context(|| format!("configure option {name} is not a string"))?;
1144 96 : Ok(s.to_string())
1145 96 : }
1146 :
1147 42 : fn parse_toml_u64(name: &str, item: &Item) -> Result<u64> {
1148 : // A toml integer is signed, so it cannot represent the full range of an u64. That's OK
1149 : // for our use, though.
1150 42 : let i: i64 = item
1151 42 : .as_integer()
1152 42 : .with_context(|| format!("configure option {name} is not an integer"))?;
1153 42 : if i < 0 {
1154 0 : bail!("configure option {name} cannot be negative");
1155 42 : }
1156 42 : Ok(i as u64)
1157 42 : }
1158 :
1159 0 : fn parse_toml_bool(name: &str, item: &Item) -> Result<bool> {
1160 0 : item.as_bool()
1161 0 : .with_context(|| format!("configure option {name} is not a bool"))
1162 0 : }
1163 :
1164 76 : fn parse_toml_duration(name: &str, item: &Item) -> Result<Duration> {
1165 76 : let s = item
1166 76 : .as_str()
1167 76 : .with_context(|| format!("configure option {name} is not a string"))?;
1168 :
1169 76 : Ok(humantime::parse_duration(s)?)
1170 76 : }
1171 :
1172 0 : fn parse_toml_from_str<T>(name: &str, item: &Item) -> anyhow::Result<T>
1173 0 : where
1174 0 : T: FromStr,
1175 0 : <T as FromStr>::Err: std::fmt::Display,
1176 0 : {
1177 0 : let v = item
1178 0 : .as_str()
1179 0 : .with_context(|| format!("configure option {name} is not a string"))?;
1180 0 : T::from_str(v).map_err(|e| {
1181 0 : anyhow!(
1182 0 : "Failed to parse string as {parse_type} for configure option {name}: {e}",
1183 0 : parse_type = stringify!(T)
1184 0 : )
1185 0 : })
1186 0 : }
1187 :
1188 2 : fn deserialize_from_item<T>(name: &str, item: &Item) -> anyhow::Result<T>
1189 2 : where
1190 2 : T: serde::de::DeserializeOwned,
1191 2 : {
1192 : // ValueDeserializer::new is not public, so use the ValueDeserializer's documented way
1193 2 : let deserializer = match item.clone().into_value() {
1194 2 : Ok(value) => value.into_deserializer(),
1195 0 : Err(item) => anyhow::bail!("toml_edit::Item '{item}' is not a toml_edit::Value"),
1196 : };
1197 2 : T::deserialize(deserializer).with_context(|| format!("deserializing item for node {name}"))
1198 2 : }
1199 :
1200 : /// Configurable semaphore permits setting.
1201 : ///
1202 : /// Does not allow semaphore permits to be zero, because at runtime initially zero permits and empty
1203 : /// semaphore cannot be distinguished, leading any feature using these to await forever (or until
1204 : /// new permits are added).
1205 : #[derive(Debug, Clone)]
1206 : pub struct ConfigurableSemaphore {
1207 : initial_permits: NonZeroUsize,
1208 : inner: std::sync::Arc<tokio::sync::Semaphore>,
1209 : }
1210 :
1211 : impl ConfigurableSemaphore {
1212 : pub const DEFAULT_INITIAL: NonZeroUsize = match NonZeroUsize::new(1) {
1213 : Some(x) => x,
1214 : None => panic!("const unwrap is not yet stable"),
1215 : };
1216 :
1217 : /// Initializse using a non-zero amount of permits.
1218 : ///
1219 : /// Require a non-zero initial permits, because using permits == 0 is a crude way to disable a
1220 : /// feature such as [`Tenant::gather_size_inputs`]. Otherwise any semaphore using future will
1221 : /// behave like [`futures::future::pending`], just waiting until new permits are added.
1222 : ///
1223 : /// [`Tenant::gather_size_inputs`]: crate::tenant::Tenant::gather_size_inputs
1224 444 : pub fn new(initial_permits: NonZeroUsize) -> Self {
1225 444 : ConfigurableSemaphore {
1226 444 : initial_permits,
1227 444 : inner: std::sync::Arc::new(tokio::sync::Semaphore::new(initial_permits.get())),
1228 444 : }
1229 444 : }
1230 :
1231 : /// Returns the configured amount of permits.
1232 0 : pub fn initial_permits(&self) -> NonZeroUsize {
1233 0 : self.initial_permits
1234 0 : }
1235 : }
1236 :
1237 : impl Default for ConfigurableSemaphore {
1238 260 : fn default() -> Self {
1239 260 : Self::new(Self::DEFAULT_INITIAL)
1240 260 : }
1241 : }
1242 :
1243 : impl PartialEq for ConfigurableSemaphore {
1244 12 : fn eq(&self, other: &Self) -> bool {
1245 12 : // the number of permits can be increased at runtime, so we cannot really fulfill the
1246 12 : // PartialEq value equality otherwise
1247 12 : self.initial_permits == other.initial_permits
1248 12 : }
1249 : }
1250 :
1251 : impl Eq for ConfigurableSemaphore {}
1252 :
1253 : impl ConfigurableSemaphore {
1254 0 : pub fn inner(&self) -> &std::sync::Arc<tokio::sync::Semaphore> {
1255 0 : &self.inner
1256 0 : }
1257 : }
1258 :
1259 : #[cfg(test)]
1260 : mod tests {
1261 : use std::{fs, num::NonZeroU32};
1262 :
1263 : use camino_tempfile::{tempdir, Utf8TempDir};
1264 : use pageserver_api::models::EvictionPolicy;
1265 : use remote_storage::{RemoteStorageKind, S3Config};
1266 : use utils::serde_percent::Percent;
1267 :
1268 : use super::*;
1269 : use crate::DEFAULT_PG_VERSION;
1270 :
1271 : const ALL_BASE_VALUES_TOML: &str = r#"
1272 : # Initial configuration file created by 'pageserver --init'
1273 :
1274 : listen_pg_addr = '127.0.0.1:64000'
1275 : listen_http_addr = '127.0.0.1:9898'
1276 :
1277 : wait_lsn_timeout = '111 s'
1278 : wal_redo_timeout = '111 s'
1279 :
1280 : page_cache_size = 444
1281 : max_file_descriptors = 333
1282 :
1283 : # initial superuser role name to use when creating a new tenant
1284 : initial_superuser_name = 'zzzz'
1285 : id = 10
1286 :
1287 : metric_collection_interval = '222 s'
1288 : cached_metric_collection_interval = '22200 s'
1289 : metric_collection_endpoint = 'http://localhost:80/metrics'
1290 : synthetic_size_calculation_interval = '333 s'
1291 :
1292 : log_format = 'json'
1293 : background_task_maximum_delay = '334 s'
1294 :
1295 : "#;
1296 :
1297 : #[test]
1298 2 : fn parse_defaults() -> anyhow::Result<()> {
1299 2 : let tempdir = tempdir()?;
1300 2 : let (workdir, pg_distrib_dir) = prepare_fs(&tempdir)?;
1301 2 : let broker_endpoint = storage_broker::DEFAULT_ENDPOINT;
1302 2 : // we have to create dummy values to overcome the validation errors
1303 2 : let config_string = format!(
1304 2 : "pg_distrib_dir='{pg_distrib_dir}'\nid=10\nbroker_endpoint = '{broker_endpoint}'",
1305 2 : );
1306 2 : let toml = config_string.parse()?;
1307 :
1308 2 : let parsed_config = PageServerConf::parse_and_validate(&toml, &workdir)
1309 2 : .unwrap_or_else(|e| panic!("Failed to parse config '{config_string}', reason: {e:?}"));
1310 2 :
1311 2 : assert_eq!(
1312 2 : parsed_config,
1313 2 : PageServerConf {
1314 2 : id: NodeId(10),
1315 2 : listen_pg_addr: defaults::DEFAULT_PG_LISTEN_ADDR.to_string(),
1316 2 : listen_http_addr: defaults::DEFAULT_HTTP_LISTEN_ADDR.to_string(),
1317 2 : availability_zone: None,
1318 2 : wait_lsn_timeout: humantime::parse_duration(defaults::DEFAULT_WAIT_LSN_TIMEOUT)?,
1319 2 : wal_redo_timeout: humantime::parse_duration(defaults::DEFAULT_WAL_REDO_TIMEOUT)?,
1320 2 : superuser: defaults::DEFAULT_SUPERUSER.to_string(),
1321 2 : page_cache_size: defaults::DEFAULT_PAGE_CACHE_SIZE,
1322 2 : max_file_descriptors: defaults::DEFAULT_MAX_FILE_DESCRIPTORS,
1323 2 : workdir,
1324 2 : pg_distrib_dir,
1325 2 : http_auth_type: AuthType::Trust,
1326 2 : pg_auth_type: AuthType::Trust,
1327 2 : auth_validation_public_key_path: None,
1328 2 : remote_storage_config: None,
1329 2 : default_tenant_conf: TenantConf::default(),
1330 2 : broker_endpoint: storage_broker::DEFAULT_ENDPOINT.parse().unwrap(),
1331 2 : broker_keepalive_interval: humantime::parse_duration(
1332 2 : storage_broker::DEFAULT_KEEPALIVE_INTERVAL
1333 2 : )?,
1334 2 : log_format: LogFormat::from_str(defaults::DEFAULT_LOG_FORMAT).unwrap(),
1335 2 : concurrent_tenant_warmup: ConfigurableSemaphore::new(
1336 2 : NonZeroUsize::new(DEFAULT_CONCURRENT_TENANT_WARMUP).unwrap()
1337 2 : ),
1338 2 : concurrent_tenant_size_logical_size_queries: ConfigurableSemaphore::default(),
1339 2 : eviction_task_immitated_concurrent_logical_size_queries:
1340 2 : ConfigurableSemaphore::default(),
1341 2 : metric_collection_interval: humantime::parse_duration(
1342 2 : defaults::DEFAULT_METRIC_COLLECTION_INTERVAL
1343 2 : )?,
1344 2 : cached_metric_collection_interval: humantime::parse_duration(
1345 2 : defaults::DEFAULT_CACHED_METRIC_COLLECTION_INTERVAL
1346 2 : )?,
1347 2 : metric_collection_endpoint: defaults::DEFAULT_METRIC_COLLECTION_ENDPOINT,
1348 2 : metric_collection_bucket: None,
1349 2 : synthetic_size_calculation_interval: humantime::parse_duration(
1350 2 : defaults::DEFAULT_SYNTHETIC_SIZE_CALCULATION_INTERVAL
1351 2 : )?,
1352 2 : disk_usage_based_eviction: None,
1353 2 : test_remote_failures: 0,
1354 2 : ondemand_download_behavior_treat_error_as_warn: false,
1355 2 : background_task_maximum_delay: humantime::parse_duration(
1356 2 : defaults::DEFAULT_BACKGROUND_TASK_MAXIMUM_DELAY
1357 2 : )?,
1358 2 : control_plane_api: None,
1359 2 : control_plane_api_token: None,
1360 2 : control_plane_emergency_mode: false,
1361 2 : heatmap_upload_concurrency: defaults::DEFAULT_HEATMAP_UPLOAD_CONCURRENCY,
1362 2 : secondary_download_concurrency: defaults::DEFAULT_SECONDARY_DOWNLOAD_CONCURRENCY,
1363 2 : ingest_batch_size: defaults::DEFAULT_INGEST_BATCH_SIZE,
1364 2 : virtual_file_io_engine: DEFAULT_VIRTUAL_FILE_IO_ENGINE.parse().unwrap(),
1365 2 : get_vectored_impl: defaults::DEFAULT_GET_VECTORED_IMPL.parse().unwrap(),
1366 2 : get_impl: defaults::DEFAULT_GET_IMPL.parse().unwrap(),
1367 2 : max_vectored_read_bytes: MaxVectoredReadBytes(
1368 2 : NonZeroUsize::new(defaults::DEFAULT_MAX_VECTORED_READ_BYTES)
1369 2 : .expect("Invalid default constant")
1370 2 : ),
1371 2 : validate_vectored_get: defaults::DEFAULT_VALIDATE_VECTORED_GET,
1372 2 : ephemeral_bytes_per_memory_kb: defaults::DEFAULT_EPHEMERAL_BYTES_PER_MEMORY_KB,
1373 2 : walredo_process_kind: defaults::DEFAULT_WALREDO_PROCESS_KIND.parse().unwrap(),
1374 : },
1375 0 : "Correct defaults should be used when no config values are provided"
1376 : );
1377 :
1378 2 : Ok(())
1379 2 : }
1380 :
1381 : #[test]
1382 2 : fn parse_basic_config() -> anyhow::Result<()> {
1383 2 : let tempdir = tempdir()?;
1384 2 : let (workdir, pg_distrib_dir) = prepare_fs(&tempdir)?;
1385 2 : let broker_endpoint = storage_broker::DEFAULT_ENDPOINT;
1386 2 :
1387 2 : let config_string = format!(
1388 2 : "{ALL_BASE_VALUES_TOML}pg_distrib_dir='{pg_distrib_dir}'\nbroker_endpoint = '{broker_endpoint}'",
1389 2 : );
1390 2 : let toml = config_string.parse()?;
1391 :
1392 2 : let parsed_config = PageServerConf::parse_and_validate(&toml, &workdir)
1393 2 : .unwrap_or_else(|e| panic!("Failed to parse config '{config_string}', reason: {e:?}"));
1394 2 :
1395 2 : assert_eq!(
1396 2 : parsed_config,
1397 2 : PageServerConf {
1398 2 : id: NodeId(10),
1399 2 : listen_pg_addr: "127.0.0.1:64000".to_string(),
1400 2 : listen_http_addr: "127.0.0.1:9898".to_string(),
1401 2 : availability_zone: None,
1402 2 : wait_lsn_timeout: Duration::from_secs(111),
1403 2 : wal_redo_timeout: Duration::from_secs(111),
1404 2 : superuser: "zzzz".to_string(),
1405 2 : page_cache_size: 444,
1406 2 : max_file_descriptors: 333,
1407 2 : workdir,
1408 2 : pg_distrib_dir,
1409 2 : http_auth_type: AuthType::Trust,
1410 2 : pg_auth_type: AuthType::Trust,
1411 2 : auth_validation_public_key_path: None,
1412 2 : remote_storage_config: None,
1413 2 : default_tenant_conf: TenantConf::default(),
1414 2 : broker_endpoint: storage_broker::DEFAULT_ENDPOINT.parse().unwrap(),
1415 2 : broker_keepalive_interval: Duration::from_secs(5),
1416 2 : log_format: LogFormat::Json,
1417 2 : concurrent_tenant_warmup: ConfigurableSemaphore::new(
1418 2 : NonZeroUsize::new(DEFAULT_CONCURRENT_TENANT_WARMUP).unwrap()
1419 2 : ),
1420 2 : concurrent_tenant_size_logical_size_queries: ConfigurableSemaphore::default(),
1421 2 : eviction_task_immitated_concurrent_logical_size_queries:
1422 2 : ConfigurableSemaphore::default(),
1423 2 : metric_collection_interval: Duration::from_secs(222),
1424 2 : cached_metric_collection_interval: Duration::from_secs(22200),
1425 2 : metric_collection_endpoint: Some(Url::parse("http://localhost:80/metrics")?),
1426 2 : metric_collection_bucket: None,
1427 2 : synthetic_size_calculation_interval: Duration::from_secs(333),
1428 2 : disk_usage_based_eviction: None,
1429 2 : test_remote_failures: 0,
1430 2 : ondemand_download_behavior_treat_error_as_warn: false,
1431 2 : background_task_maximum_delay: Duration::from_secs(334),
1432 2 : control_plane_api: None,
1433 2 : control_plane_api_token: None,
1434 2 : control_plane_emergency_mode: false,
1435 2 : heatmap_upload_concurrency: defaults::DEFAULT_HEATMAP_UPLOAD_CONCURRENCY,
1436 2 : secondary_download_concurrency: defaults::DEFAULT_SECONDARY_DOWNLOAD_CONCURRENCY,
1437 2 : ingest_batch_size: 100,
1438 2 : virtual_file_io_engine: DEFAULT_VIRTUAL_FILE_IO_ENGINE.parse().unwrap(),
1439 2 : get_vectored_impl: defaults::DEFAULT_GET_VECTORED_IMPL.parse().unwrap(),
1440 2 : get_impl: defaults::DEFAULT_GET_IMPL.parse().unwrap(),
1441 2 : max_vectored_read_bytes: MaxVectoredReadBytes(
1442 2 : NonZeroUsize::new(defaults::DEFAULT_MAX_VECTORED_READ_BYTES)
1443 2 : .expect("Invalid default constant")
1444 2 : ),
1445 2 : validate_vectored_get: defaults::DEFAULT_VALIDATE_VECTORED_GET,
1446 2 : ephemeral_bytes_per_memory_kb: defaults::DEFAULT_EPHEMERAL_BYTES_PER_MEMORY_KB,
1447 2 : walredo_process_kind: defaults::DEFAULT_WALREDO_PROCESS_KIND.parse().unwrap(),
1448 : },
1449 0 : "Should be able to parse all basic config values correctly"
1450 : );
1451 :
1452 2 : Ok(())
1453 2 : }
1454 :
1455 : #[test]
1456 2 : fn parse_remote_fs_storage_config() -> anyhow::Result<()> {
1457 2 : let tempdir = tempdir()?;
1458 2 : let (workdir, pg_distrib_dir) = prepare_fs(&tempdir)?;
1459 2 : let broker_endpoint = "http://127.0.0.1:7777";
1460 2 :
1461 2 : let local_storage_path = tempdir.path().join("local_remote_storage");
1462 2 :
1463 2 : let identical_toml_declarations = &[
1464 2 : format!(
1465 2 : r#"[remote_storage]
1466 2 : local_path = '{local_storage_path}'"#,
1467 2 : ),
1468 2 : format!("remote_storage={{local_path='{local_storage_path}'}}"),
1469 2 : ];
1470 :
1471 6 : for remote_storage_config_str in identical_toml_declarations {
1472 4 : let config_string = format!(
1473 4 : r#"{ALL_BASE_VALUES_TOML}
1474 4 : pg_distrib_dir='{pg_distrib_dir}'
1475 4 : broker_endpoint = '{broker_endpoint}'
1476 4 :
1477 4 : {remote_storage_config_str}"#,
1478 4 : );
1479 :
1480 4 : let toml = config_string.parse()?;
1481 :
1482 4 : let parsed_remote_storage_config = PageServerConf::parse_and_validate(&toml, &workdir)
1483 4 : .unwrap_or_else(|e| {
1484 0 : panic!("Failed to parse config '{config_string}', reason: {e:?}")
1485 4 : })
1486 4 : .remote_storage_config
1487 4 : .expect("Should have remote storage config for the local FS");
1488 4 :
1489 4 : assert_eq!(
1490 4 : parsed_remote_storage_config,
1491 4 : RemoteStorageConfig {
1492 4 : storage: RemoteStorageKind::LocalFs(local_storage_path.clone()),
1493 4 : timeout: RemoteStorageConfig::DEFAULT_TIMEOUT,
1494 4 : },
1495 0 : "Remote storage config should correctly parse the local FS config and fill other storage defaults"
1496 : );
1497 : }
1498 2 : Ok(())
1499 2 : }
1500 :
1501 : #[test]
1502 2 : fn parse_remote_s3_storage_config() -> anyhow::Result<()> {
1503 2 : let tempdir = tempdir()?;
1504 2 : let (workdir, pg_distrib_dir) = prepare_fs(&tempdir)?;
1505 :
1506 2 : let bucket_name = "some-sample-bucket".to_string();
1507 2 : let bucket_region = "eu-north-1".to_string();
1508 2 : let prefix_in_bucket = "test_prefix".to_string();
1509 2 : let endpoint = "http://localhost:5000".to_string();
1510 2 : let max_concurrent_syncs = NonZeroUsize::new(111).unwrap();
1511 2 : let max_sync_errors = NonZeroU32::new(222).unwrap();
1512 2 : let s3_concurrency_limit = NonZeroUsize::new(333).unwrap();
1513 2 : let broker_endpoint = "http://127.0.0.1:7777";
1514 2 :
1515 2 : let identical_toml_declarations = &[
1516 2 : format!(
1517 2 : r#"[remote_storage]
1518 2 : max_concurrent_syncs = {max_concurrent_syncs}
1519 2 : max_sync_errors = {max_sync_errors}
1520 2 : bucket_name = '{bucket_name}'
1521 2 : bucket_region = '{bucket_region}'
1522 2 : prefix_in_bucket = '{prefix_in_bucket}'
1523 2 : endpoint = '{endpoint}'
1524 2 : concurrency_limit = {s3_concurrency_limit}"#
1525 2 : ),
1526 2 : format!(
1527 2 : "remote_storage={{max_concurrent_syncs={max_concurrent_syncs}, max_sync_errors={max_sync_errors}, bucket_name='{bucket_name}',\
1528 2 : bucket_region='{bucket_region}', prefix_in_bucket='{prefix_in_bucket}', endpoint='{endpoint}', concurrency_limit={s3_concurrency_limit}}}",
1529 2 : ),
1530 2 : ];
1531 :
1532 6 : for remote_storage_config_str in identical_toml_declarations {
1533 4 : let config_string = format!(
1534 4 : r#"{ALL_BASE_VALUES_TOML}
1535 4 : pg_distrib_dir='{pg_distrib_dir}'
1536 4 : broker_endpoint = '{broker_endpoint}'
1537 4 :
1538 4 : {remote_storage_config_str}"#,
1539 4 : );
1540 :
1541 4 : let toml = config_string.parse()?;
1542 :
1543 4 : let parsed_remote_storage_config = PageServerConf::parse_and_validate(&toml, &workdir)
1544 4 : .unwrap_or_else(|e| {
1545 0 : panic!("Failed to parse config '{config_string}', reason: {e:?}")
1546 4 : })
1547 4 : .remote_storage_config
1548 4 : .expect("Should have remote storage config for S3");
1549 4 :
1550 4 : assert_eq!(
1551 4 : parsed_remote_storage_config,
1552 4 : RemoteStorageConfig {
1553 4 : storage: RemoteStorageKind::AwsS3(S3Config {
1554 4 : bucket_name: bucket_name.clone(),
1555 4 : bucket_region: bucket_region.clone(),
1556 4 : prefix_in_bucket: Some(prefix_in_bucket.clone()),
1557 4 : endpoint: Some(endpoint.clone()),
1558 4 : concurrency_limit: s3_concurrency_limit,
1559 4 : max_keys_per_list_response: None,
1560 4 : upload_storage_class: None,
1561 4 : }),
1562 4 : timeout: RemoteStorageConfig::DEFAULT_TIMEOUT,
1563 4 : },
1564 0 : "Remote storage config should correctly parse the S3 config"
1565 : );
1566 : }
1567 2 : Ok(())
1568 2 : }
1569 :
1570 : #[test]
1571 2 : fn parse_tenant_config() -> anyhow::Result<()> {
1572 2 : let tempdir = tempdir()?;
1573 2 : let (workdir, pg_distrib_dir) = prepare_fs(&tempdir)?;
1574 :
1575 2 : let broker_endpoint = "http://127.0.0.1:7777";
1576 2 : let trace_read_requests = true;
1577 2 :
1578 2 : let config_string = format!(
1579 2 : r#"{ALL_BASE_VALUES_TOML}
1580 2 : pg_distrib_dir='{pg_distrib_dir}'
1581 2 : broker_endpoint = '{broker_endpoint}'
1582 2 :
1583 2 : [tenant_config]
1584 2 : trace_read_requests = {trace_read_requests}"#,
1585 2 : );
1586 :
1587 2 : let toml = config_string.parse()?;
1588 :
1589 2 : let conf = PageServerConf::parse_and_validate(&toml, &workdir)?;
1590 2 : assert_eq!(
1591 : conf.default_tenant_conf.trace_read_requests, trace_read_requests,
1592 0 : "Tenant config from pageserver config file should be parsed and udpated values used as defaults for all tenants",
1593 : );
1594 :
1595 2 : Ok(())
1596 2 : }
1597 :
1598 : #[test]
1599 2 : fn parse_incorrect_tenant_config() -> anyhow::Result<()> {
1600 2 : let config_string = r#"
1601 2 : [tenant_config]
1602 2 : checkpoint_distance = -1 # supposed to be an u64
1603 2 : "#
1604 2 : .to_string();
1605 :
1606 2 : let toml: Document = config_string.parse()?;
1607 2 : let item = toml.get("tenant_config").unwrap();
1608 2 : let error = TenantConfOpt::try_from(item.to_owned()).unwrap_err();
1609 2 :
1610 2 : let expected_error_str = "checkpoint_distance: invalid value: integer `-1`, expected u64";
1611 2 : assert_eq!(error.to_string(), expected_error_str);
1612 :
1613 2 : Ok(())
1614 2 : }
1615 :
1616 : #[test]
1617 2 : fn parse_override_tenant_config() -> anyhow::Result<()> {
1618 2 : let config_string = r#"tenant_config={ min_resident_size_override = 400 }"#.to_string();
1619 :
1620 2 : let toml: Document = config_string.parse()?;
1621 2 : let item = toml.get("tenant_config").unwrap();
1622 2 : let conf = TenantConfOpt::try_from(item.to_owned()).unwrap();
1623 2 :
1624 2 : assert_eq!(conf.min_resident_size_override, Some(400));
1625 :
1626 2 : Ok(())
1627 2 : }
1628 :
1629 : #[test]
1630 2 : fn eviction_pageserver_config_parse() -> anyhow::Result<()> {
1631 2 : let tempdir = tempdir()?;
1632 2 : let (workdir, pg_distrib_dir) = prepare_fs(&tempdir)?;
1633 :
1634 2 : let pageserver_conf_toml = format!(
1635 2 : r#"pg_distrib_dir = "{pg_distrib_dir}"
1636 2 : metric_collection_endpoint = "http://sample.url"
1637 2 : metric_collection_interval = "10min"
1638 2 : id = 222
1639 2 :
1640 2 : [disk_usage_based_eviction]
1641 2 : max_usage_pct = 80
1642 2 : min_avail_bytes = 0
1643 2 : period = "10s"
1644 2 :
1645 2 : [tenant_config]
1646 2 : evictions_low_residence_duration_metric_threshold = "20m"
1647 2 :
1648 2 : [tenant_config.eviction_policy]
1649 2 : kind = "LayerAccessThreshold"
1650 2 : period = "20m"
1651 2 : threshold = "20m"
1652 2 : "#,
1653 2 : );
1654 2 : let toml: Document = pageserver_conf_toml.parse()?;
1655 2 : let conf = PageServerConf::parse_and_validate(&toml, &workdir)?;
1656 :
1657 2 : assert_eq!(conf.pg_distrib_dir, pg_distrib_dir);
1658 2 : assert_eq!(
1659 2 : conf.metric_collection_endpoint,
1660 2 : Some("http://sample.url".parse().unwrap())
1661 2 : );
1662 2 : assert_eq!(
1663 2 : conf.metric_collection_interval,
1664 2 : Duration::from_secs(10 * 60)
1665 2 : );
1666 2 : assert_eq!(
1667 2 : conf.default_tenant_conf
1668 2 : .evictions_low_residence_duration_metric_threshold,
1669 2 : Duration::from_secs(20 * 60)
1670 2 : );
1671 2 : assert_eq!(conf.id, NodeId(222));
1672 2 : assert_eq!(
1673 2 : conf.disk_usage_based_eviction,
1674 2 : Some(DiskUsageEvictionTaskConfig {
1675 2 : max_usage_pct: Percent::new(80).unwrap(),
1676 2 : min_avail_bytes: 0,
1677 2 : period: Duration::from_secs(10),
1678 2 : #[cfg(feature = "testing")]
1679 2 : mock_statvfs: None,
1680 2 : eviction_order: crate::disk_usage_eviction_task::EvictionOrder::AbsoluteAccessed,
1681 2 : })
1682 2 : );
1683 :
1684 2 : match &conf.default_tenant_conf.eviction_policy {
1685 2 : EvictionPolicy::LayerAccessThreshold(eviction_threshold) => {
1686 2 : assert_eq!(eviction_threshold.period, Duration::from_secs(20 * 60));
1687 2 : assert_eq!(eviction_threshold.threshold, Duration::from_secs(20 * 60));
1688 : }
1689 0 : other => unreachable!("Unexpected eviction policy tenant settings: {other:?}"),
1690 : }
1691 :
1692 2 : Ok(())
1693 2 : }
1694 :
1695 : #[test]
1696 2 : fn parse_imitation_only_pageserver_config() {
1697 2 : let tempdir = tempdir().unwrap();
1698 2 : let (workdir, pg_distrib_dir) = prepare_fs(&tempdir).unwrap();
1699 2 :
1700 2 : let pageserver_conf_toml = format!(
1701 2 : r#"pg_distrib_dir = "{pg_distrib_dir}"
1702 2 : metric_collection_endpoint = "http://sample.url"
1703 2 : metric_collection_interval = "10min"
1704 2 : id = 222
1705 2 :
1706 2 : [tenant_config]
1707 2 : evictions_low_residence_duration_metric_threshold = "20m"
1708 2 :
1709 2 : [tenant_config.eviction_policy]
1710 2 : kind = "OnlyImitiate"
1711 2 : period = "20m"
1712 2 : threshold = "20m"
1713 2 : "#,
1714 2 : );
1715 2 : let toml: Document = pageserver_conf_toml.parse().unwrap();
1716 2 : let conf = PageServerConf::parse_and_validate(&toml, &workdir).unwrap();
1717 2 :
1718 2 : match &conf.default_tenant_conf.eviction_policy {
1719 2 : EvictionPolicy::OnlyImitiate(t) => {
1720 2 : assert_eq!(t.period, Duration::from_secs(20 * 60));
1721 2 : assert_eq!(t.threshold, Duration::from_secs(20 * 60));
1722 : }
1723 0 : other => unreachable!("Unexpected eviction policy tenant settings: {other:?}"),
1724 : }
1725 2 : }
1726 :
1727 14 : fn prepare_fs(tempdir: &Utf8TempDir) -> anyhow::Result<(Utf8PathBuf, Utf8PathBuf)> {
1728 14 : let tempdir_path = tempdir.path();
1729 14 :
1730 14 : let workdir = tempdir_path.join("workdir");
1731 14 : fs::create_dir_all(&workdir)?;
1732 :
1733 14 : let pg_distrib_dir = tempdir_path.join("pg_distrib");
1734 14 : let pg_distrib_dir_versioned = pg_distrib_dir.join(format!("v{DEFAULT_PG_VERSION}"));
1735 14 : fs::create_dir_all(&pg_distrib_dir_versioned)?;
1736 14 : let postgres_bin_dir = pg_distrib_dir_versioned.join("bin");
1737 14 : fs::create_dir_all(&postgres_bin_dir)?;
1738 14 : fs::write(postgres_bin_dir.join("postgres"), "I'm postgres, trust me")?;
1739 :
1740 14 : Ok((workdir, pg_distrib_dir))
1741 14 : }
1742 : }
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