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::{TENANTS_SEGMENT_NAME, TIMELINES_SEGMENT_NAME};
37 : use crate::{disk_usage_eviction_task::DiskUsageEvictionTaskConfig, virtual_file::io_engine};
38 : use crate::{tenant::config::TenantConf, virtual_file};
39 : use crate::{
40 : TENANT_CONFIG_NAME, TENANT_HEATMAP_BASENAME, TENANT_LOCATION_CONFIG_NAME,
41 : TIMELINE_DELETE_MARK_SUFFIX,
42 : };
43 :
44 : use self::defaults::DEFAULT_CONCURRENT_TENANT_WARMUP;
45 :
46 : use self::defaults::DEFAULT_VIRTUAL_FILE_IO_ENGINE;
47 :
48 : pub mod defaults {
49 : use crate::tenant::config::defaults::*;
50 : use const_format::formatcp;
51 :
52 : pub use pageserver_api::config::{
53 : DEFAULT_HTTP_LISTEN_ADDR, DEFAULT_HTTP_LISTEN_PORT, DEFAULT_PG_LISTEN_ADDR,
54 : DEFAULT_PG_LISTEN_PORT,
55 : };
56 : pub use storage_broker::DEFAULT_ENDPOINT as BROKER_DEFAULT_ENDPOINT;
57 :
58 : pub const DEFAULT_WAIT_LSN_TIMEOUT: &str = "60 s";
59 : pub const DEFAULT_WAL_REDO_TIMEOUT: &str = "60 s";
60 :
61 : pub const DEFAULT_SUPERUSER: &str = "cloud_admin";
62 :
63 : pub const DEFAULT_PAGE_CACHE_SIZE: usize = 8192;
64 : pub const DEFAULT_MAX_FILE_DESCRIPTORS: usize = 100;
65 :
66 : pub const DEFAULT_LOG_FORMAT: &str = "plain";
67 :
68 : pub const DEFAULT_CONCURRENT_TENANT_WARMUP: usize = 8;
69 :
70 : pub const DEFAULT_CONCURRENT_TENANT_SIZE_LOGICAL_SIZE_QUERIES: usize =
71 : super::ConfigurableSemaphore::DEFAULT_INITIAL.get();
72 :
73 : pub const DEFAULT_METRIC_COLLECTION_INTERVAL: &str = "10 min";
74 : pub const DEFAULT_CACHED_METRIC_COLLECTION_INTERVAL: &str = "0s";
75 : pub const DEFAULT_METRIC_COLLECTION_ENDPOINT: Option<reqwest::Url> = None;
76 : pub const DEFAULT_SYNTHETIC_SIZE_CALCULATION_INTERVAL: &str = "10 min";
77 : pub const DEFAULT_BACKGROUND_TASK_MAXIMUM_DELAY: &str = "10s";
78 :
79 : pub const DEFAULT_HEATMAP_UPLOAD_CONCURRENCY: usize = 8;
80 : pub const DEFAULT_SECONDARY_DOWNLOAD_CONCURRENCY: usize = 1;
81 :
82 : pub const DEFAULT_INGEST_BATCH_SIZE: u64 = 100;
83 :
84 : #[cfg(target_os = "linux")]
85 : pub const DEFAULT_VIRTUAL_FILE_IO_ENGINE: &str = "tokio-epoll-uring";
86 :
87 : #[cfg(not(target_os = "linux"))]
88 : pub const DEFAULT_VIRTUAL_FILE_IO_ENGINE: &str = "std-fs";
89 :
90 : pub const DEFAULT_GET_VECTORED_IMPL: &str = "sequential";
91 :
92 : pub const DEFAULT_GET_IMPL: &str = "legacy";
93 :
94 : pub const DEFAULT_MAX_VECTORED_READ_BYTES: usize = 128 * 1024; // 128 KiB
95 :
96 : pub const DEFAULT_VALIDATE_VECTORED_GET: bool = true;
97 :
98 : pub const DEFAULT_EPHEMERAL_BYTES_PER_MEMORY_KB: usize = 0;
99 :
100 : ///
101 : /// Default built-in configuration file.
102 : ///
103 : pub const DEFAULT_CONFIG_FILE: &str = formatcp!(
104 : r#"
105 : # Initial configuration file created by 'pageserver --init'
106 : #listen_pg_addr = '{DEFAULT_PG_LISTEN_ADDR}'
107 : #listen_http_addr = '{DEFAULT_HTTP_LISTEN_ADDR}'
108 :
109 : #wait_lsn_timeout = '{DEFAULT_WAIT_LSN_TIMEOUT}'
110 : #wal_redo_timeout = '{DEFAULT_WAL_REDO_TIMEOUT}'
111 :
112 : #page_cache_size = {DEFAULT_PAGE_CACHE_SIZE}
113 : #max_file_descriptors = {DEFAULT_MAX_FILE_DESCRIPTORS}
114 :
115 : # initial superuser role name to use when creating a new tenant
116 : #initial_superuser_name = '{DEFAULT_SUPERUSER}'
117 :
118 : #broker_endpoint = '{BROKER_DEFAULT_ENDPOINT}'
119 :
120 : #log_format = '{DEFAULT_LOG_FORMAT}'
121 :
122 : #concurrent_tenant_size_logical_size_queries = '{DEFAULT_CONCURRENT_TENANT_SIZE_LOGICAL_SIZE_QUERIES}'
123 : #concurrent_tenant_warmup = '{DEFAULT_CONCURRENT_TENANT_WARMUP}'
124 :
125 : #metric_collection_interval = '{DEFAULT_METRIC_COLLECTION_INTERVAL}'
126 : #cached_metric_collection_interval = '{DEFAULT_CACHED_METRIC_COLLECTION_INTERVAL}'
127 : #synthetic_size_calculation_interval = '{DEFAULT_SYNTHETIC_SIZE_CALCULATION_INTERVAL}'
128 :
129 : #disk_usage_based_eviction = {{ max_usage_pct = .., min_avail_bytes = .., period = "10s"}}
130 :
131 : #background_task_maximum_delay = '{DEFAULT_BACKGROUND_TASK_MAXIMUM_DELAY}'
132 :
133 : #ingest_batch_size = {DEFAULT_INGEST_BATCH_SIZE}
134 :
135 : #virtual_file_io_engine = '{DEFAULT_VIRTUAL_FILE_IO_ENGINE}'
136 :
137 : #get_vectored_impl = '{DEFAULT_GET_VECTORED_IMPL}'
138 :
139 : #get_impl = '{DEFAULT_GET_IMPL}'
140 :
141 : #max_vectored_read_bytes = '{DEFAULT_MAX_VECTORED_READ_BYTES}'
142 :
143 : #validate_vectored_get = '{DEFAULT_VALIDATE_VECTORED_GET}'
144 :
145 : [tenant_config]
146 : #checkpoint_distance = {DEFAULT_CHECKPOINT_DISTANCE} # in bytes
147 : #checkpoint_timeout = {DEFAULT_CHECKPOINT_TIMEOUT}
148 : #compaction_target_size = {DEFAULT_COMPACTION_TARGET_SIZE} # in bytes
149 : #compaction_period = '{DEFAULT_COMPACTION_PERIOD}'
150 : #compaction_threshold = {DEFAULT_COMPACTION_THRESHOLD}
151 :
152 : #gc_period = '{DEFAULT_GC_PERIOD}'
153 : #gc_horizon = {DEFAULT_GC_HORIZON}
154 : #image_creation_threshold = {DEFAULT_IMAGE_CREATION_THRESHOLD}
155 : #pitr_interval = '{DEFAULT_PITR_INTERVAL}'
156 :
157 : #min_resident_size_override = .. # in bytes
158 : #evictions_low_residence_duration_metric_threshold = '{DEFAULT_EVICTIONS_LOW_RESIDENCE_DURATION_METRIC_THRESHOLD}'
159 :
160 : #heatmap_upload_concurrency = {DEFAULT_HEATMAP_UPLOAD_CONCURRENCY}
161 : #secondary_download_concurrency = {DEFAULT_SECONDARY_DOWNLOAD_CONCURRENCY}
162 :
163 : #ephemeral_bytes_per_memory_kb = {DEFAULT_EPHEMERAL_BYTES_PER_MEMORY_KB}
164 :
165 : [remote_storage]
166 :
167 : "#
168 : );
169 : }
170 :
171 : #[derive(Debug, Clone, PartialEq, Eq)]
172 : pub struct PageServerConf {
173 : // Identifier of that particular pageserver so e g safekeepers
174 : // can safely distinguish different pageservers
175 : pub id: NodeId,
176 :
177 : /// Example (default): 127.0.0.1:64000
178 : pub listen_pg_addr: String,
179 : /// Example (default): 127.0.0.1:9898
180 : pub listen_http_addr: String,
181 :
182 : /// Current availability zone. Used for traffic metrics.
183 : pub availability_zone: Option<String>,
184 :
185 : // Timeout when waiting for WAL receiver to catch up to an LSN given in a GetPage@LSN call.
186 : pub wait_lsn_timeout: Duration,
187 : // How long to wait for WAL redo to complete.
188 : pub wal_redo_timeout: Duration,
189 :
190 : pub superuser: String,
191 :
192 : pub page_cache_size: usize,
193 : pub max_file_descriptors: usize,
194 :
195 : // Repository directory, relative to current working directory.
196 : // Normally, the page server changes the current working directory
197 : // to the repository, and 'workdir' is always '.'. But we don't do
198 : // that during unit testing, because the current directory is global
199 : // to the process but different unit tests work on different
200 : // repositories.
201 : pub workdir: Utf8PathBuf,
202 :
203 : pub pg_distrib_dir: Utf8PathBuf,
204 :
205 : // Authentication
206 : /// authentication method for the HTTP mgmt API
207 : pub http_auth_type: AuthType,
208 : /// authentication method for libpq connections from compute
209 : pub pg_auth_type: AuthType,
210 : /// Path to a file or directory containing public key(s) for verifying JWT tokens.
211 : /// Used for both mgmt and compute auth, if enabled.
212 : pub auth_validation_public_key_path: Option<Utf8PathBuf>,
213 :
214 : pub remote_storage_config: Option<RemoteStorageConfig>,
215 :
216 : pub default_tenant_conf: TenantConf,
217 :
218 : /// Storage broker endpoints to connect to.
219 : pub broker_endpoint: Uri,
220 : pub broker_keepalive_interval: Duration,
221 :
222 : pub log_format: LogFormat,
223 :
224 : /// Number of tenants which will be concurrently loaded from remote storage proactively on startup or attach.
225 : ///
226 : /// A lower value implicitly deprioritizes loading such tenants, vs. other work in the system.
227 : pub concurrent_tenant_warmup: ConfigurableSemaphore,
228 :
229 : /// Number of concurrent [`Tenant::gather_size_inputs`](crate::tenant::Tenant::gather_size_inputs) allowed.
230 : pub concurrent_tenant_size_logical_size_queries: ConfigurableSemaphore,
231 : /// Limit of concurrent [`Tenant::gather_size_inputs`] issued by module `eviction_task`.
232 : /// The number of permits is the same as `concurrent_tenant_size_logical_size_queries`.
233 : /// See the comment in `eviction_task` for details.
234 : ///
235 : /// [`Tenant::gather_size_inputs`]: crate::tenant::Tenant::gather_size_inputs
236 : pub eviction_task_immitated_concurrent_logical_size_queries: ConfigurableSemaphore,
237 :
238 : // How often to collect metrics and send them to the metrics endpoint.
239 : pub metric_collection_interval: Duration,
240 : // How often to send unchanged cached metrics to the metrics endpoint.
241 : pub cached_metric_collection_interval: Duration,
242 : pub metric_collection_endpoint: Option<Url>,
243 : pub metric_collection_bucket: Option<RemoteStorageConfig>,
244 : pub synthetic_size_calculation_interval: Duration,
245 :
246 : pub disk_usage_based_eviction: Option<DiskUsageEvictionTaskConfig>,
247 :
248 : pub test_remote_failures: u64,
249 :
250 : pub ondemand_download_behavior_treat_error_as_warn: bool,
251 :
252 : /// How long will background tasks be delayed at most after initial load of tenants.
253 : ///
254 : /// Our largest initialization completions are in the range of 100-200s, so perhaps 10s works
255 : /// as we now isolate initial loading, initial logical size calculation and background tasks.
256 : /// Smaller nodes will have background tasks "not running" for this long unless every timeline
257 : /// has it's initial logical size calculated. Not running background tasks for some seconds is
258 : /// not terrible.
259 : pub background_task_maximum_delay: Duration,
260 :
261 : pub control_plane_api: Option<Url>,
262 :
263 : /// JWT token for use with the control plane API.
264 : pub control_plane_api_token: Option<SecretString>,
265 :
266 : /// If true, pageserver will make best-effort to operate without a control plane: only
267 : /// for use in major incidents.
268 : pub control_plane_emergency_mode: bool,
269 :
270 : /// How many heatmap uploads may be done concurrency: lower values implicitly deprioritize
271 : /// heatmap uploads vs. other remote storage operations.
272 : pub heatmap_upload_concurrency: usize,
273 :
274 : /// How many remote storage downloads may be done for secondary tenants concurrently. Implicitly
275 : /// deprioritises secondary downloads vs. remote storage operations for attached tenants.
276 : pub secondary_download_concurrency: usize,
277 :
278 : /// Maximum number of WAL records to be ingested and committed at the same time
279 : pub ingest_batch_size: u64,
280 :
281 : pub virtual_file_io_engine: virtual_file::IoEngineKind,
282 :
283 : pub get_vectored_impl: GetVectoredImpl,
284 :
285 : pub get_impl: GetImpl,
286 :
287 : pub max_vectored_read_bytes: MaxVectoredReadBytes,
288 :
289 : pub validate_vectored_get: bool,
290 :
291 : /// How many bytes of ephemeral layer content will we allow per kilobyte of RAM. When this
292 : /// is exceeded, we start proactively closing ephemeral layers to limit the total amount
293 : /// of ephemeral data.
294 : ///
295 : /// Setting this to zero disables limits on total ephemeral layer size.
296 : pub ephemeral_bytes_per_memory_kb: usize,
297 : }
298 :
299 : /// We do not want to store this in a PageServerConf because the latter may be logged
300 : /// and/or serialized at a whim, while the token is secret. Currently this token is the
301 : /// same for accessing all tenants/timelines, but may become per-tenant/per-timeline in
302 : /// the future, more tokens and auth may arrive for storage broker, completely changing the logic.
303 : /// Hence, we resort to a global variable for now instead of passing the token from the
304 : /// startup code to the connection code through a dozen layers.
305 : pub static SAFEKEEPER_AUTH_TOKEN: OnceCell<Arc<String>> = OnceCell::new();
306 :
307 : // use dedicated enum for builder to better indicate the intention
308 : // and avoid possible confusion with nested options
309 : #[derive(Clone, Default)]
310 : pub enum BuilderValue<T> {
311 : Set(T),
312 : #[default]
313 : NotSet,
314 : }
315 :
316 : impl<T: Clone> BuilderValue<T> {
317 738 : pub fn ok_or(&self, field_name: &'static str, default: BuilderValue<T>) -> anyhow::Result<T> {
318 738 : match self {
319 242 : Self::Set(v) => Ok(v.clone()),
320 496 : Self::NotSet => match default {
321 496 : BuilderValue::Set(v) => Ok(v.clone()),
322 : BuilderValue::NotSet => {
323 0 : anyhow::bail!("missing config value {field_name:?}")
324 : }
325 : },
326 : }
327 738 : }
328 : }
329 :
330 : // needed to simplify config construction
331 : #[derive(Default)]
332 : struct PageServerConfigBuilder {
333 : listen_pg_addr: BuilderValue<String>,
334 :
335 : listen_http_addr: BuilderValue<String>,
336 :
337 : availability_zone: BuilderValue<Option<String>>,
338 :
339 : wait_lsn_timeout: BuilderValue<Duration>,
340 : wal_redo_timeout: BuilderValue<Duration>,
341 :
342 : superuser: BuilderValue<String>,
343 :
344 : page_cache_size: BuilderValue<usize>,
345 : max_file_descriptors: BuilderValue<usize>,
346 :
347 : workdir: BuilderValue<Utf8PathBuf>,
348 :
349 : pg_distrib_dir: BuilderValue<Utf8PathBuf>,
350 :
351 : http_auth_type: BuilderValue<AuthType>,
352 : pg_auth_type: BuilderValue<AuthType>,
353 :
354 : //
355 : auth_validation_public_key_path: BuilderValue<Option<Utf8PathBuf>>,
356 : remote_storage_config: BuilderValue<Option<RemoteStorageConfig>>,
357 :
358 : id: BuilderValue<NodeId>,
359 :
360 : broker_endpoint: BuilderValue<Uri>,
361 : broker_keepalive_interval: BuilderValue<Duration>,
362 :
363 : log_format: BuilderValue<LogFormat>,
364 :
365 : concurrent_tenant_warmup: BuilderValue<NonZeroUsize>,
366 : concurrent_tenant_size_logical_size_queries: BuilderValue<NonZeroUsize>,
367 :
368 : metric_collection_interval: BuilderValue<Duration>,
369 : cached_metric_collection_interval: BuilderValue<Duration>,
370 : metric_collection_endpoint: BuilderValue<Option<Url>>,
371 : synthetic_size_calculation_interval: BuilderValue<Duration>,
372 : metric_collection_bucket: BuilderValue<Option<RemoteStorageConfig>>,
373 :
374 : disk_usage_based_eviction: BuilderValue<Option<DiskUsageEvictionTaskConfig>>,
375 :
376 : test_remote_failures: BuilderValue<u64>,
377 :
378 : ondemand_download_behavior_treat_error_as_warn: BuilderValue<bool>,
379 :
380 : background_task_maximum_delay: BuilderValue<Duration>,
381 :
382 : control_plane_api: BuilderValue<Option<Url>>,
383 : control_plane_api_token: BuilderValue<Option<SecretString>>,
384 : control_plane_emergency_mode: BuilderValue<bool>,
385 :
386 : heatmap_upload_concurrency: BuilderValue<usize>,
387 : secondary_download_concurrency: BuilderValue<usize>,
388 :
389 : ingest_batch_size: BuilderValue<u64>,
390 :
391 : virtual_file_io_engine: BuilderValue<virtual_file::IoEngineKind>,
392 :
393 : get_vectored_impl: BuilderValue<GetVectoredImpl>,
394 :
395 : get_impl: BuilderValue<GetImpl>,
396 :
397 : max_vectored_read_bytes: BuilderValue<MaxVectoredReadBytes>,
398 :
399 : validate_vectored_get: BuilderValue<bool>,
400 :
401 : ephemeral_bytes_per_memory_kb: BuilderValue<usize>,
402 : }
403 :
404 : impl PageServerConfigBuilder {
405 : #[inline(always)]
406 18 : fn default_values() -> Self {
407 18 : use self::BuilderValue::*;
408 18 : use defaults::*;
409 18 : Self {
410 18 : listen_pg_addr: Set(DEFAULT_PG_LISTEN_ADDR.to_string()),
411 18 : listen_http_addr: Set(DEFAULT_HTTP_LISTEN_ADDR.to_string()),
412 18 : availability_zone: Set(None),
413 18 : wait_lsn_timeout: Set(humantime::parse_duration(DEFAULT_WAIT_LSN_TIMEOUT)
414 18 : .expect("cannot parse default wait lsn timeout")),
415 18 : wal_redo_timeout: Set(humantime::parse_duration(DEFAULT_WAL_REDO_TIMEOUT)
416 18 : .expect("cannot parse default wal redo timeout")),
417 18 : superuser: Set(DEFAULT_SUPERUSER.to_string()),
418 18 : page_cache_size: Set(DEFAULT_PAGE_CACHE_SIZE),
419 18 : max_file_descriptors: Set(DEFAULT_MAX_FILE_DESCRIPTORS),
420 18 : workdir: Set(Utf8PathBuf::new()),
421 18 : pg_distrib_dir: Set(Utf8PathBuf::from_path_buf(
422 18 : env::current_dir().expect("cannot access current directory"),
423 18 : )
424 18 : .expect("non-Unicode path")
425 18 : .join("pg_install")),
426 18 : http_auth_type: Set(AuthType::Trust),
427 18 : pg_auth_type: Set(AuthType::Trust),
428 18 : auth_validation_public_key_path: Set(None),
429 18 : remote_storage_config: Set(None),
430 18 : id: NotSet,
431 18 : broker_endpoint: Set(storage_broker::DEFAULT_ENDPOINT
432 18 : .parse()
433 18 : .expect("failed to parse default broker endpoint")),
434 18 : broker_keepalive_interval: Set(humantime::parse_duration(
435 18 : storage_broker::DEFAULT_KEEPALIVE_INTERVAL,
436 18 : )
437 18 : .expect("cannot parse default keepalive interval")),
438 18 : log_format: Set(LogFormat::from_str(DEFAULT_LOG_FORMAT).unwrap()),
439 18 :
440 18 : concurrent_tenant_warmup: Set(NonZeroUsize::new(DEFAULT_CONCURRENT_TENANT_WARMUP)
441 18 : .expect("Invalid default constant")),
442 18 : concurrent_tenant_size_logical_size_queries: Set(
443 18 : ConfigurableSemaphore::DEFAULT_INITIAL,
444 18 : ),
445 18 : metric_collection_interval: Set(humantime::parse_duration(
446 18 : DEFAULT_METRIC_COLLECTION_INTERVAL,
447 18 : )
448 18 : .expect("cannot parse default metric collection interval")),
449 18 : cached_metric_collection_interval: Set(humantime::parse_duration(
450 18 : DEFAULT_CACHED_METRIC_COLLECTION_INTERVAL,
451 18 : )
452 18 : .expect("cannot parse default cached_metric_collection_interval")),
453 18 : synthetic_size_calculation_interval: Set(humantime::parse_duration(
454 18 : DEFAULT_SYNTHETIC_SIZE_CALCULATION_INTERVAL,
455 18 : )
456 18 : .expect("cannot parse default synthetic size calculation interval")),
457 18 : metric_collection_endpoint: Set(DEFAULT_METRIC_COLLECTION_ENDPOINT),
458 18 :
459 18 : metric_collection_bucket: Set(None),
460 18 :
461 18 : disk_usage_based_eviction: Set(None),
462 18 :
463 18 : test_remote_failures: Set(0),
464 18 :
465 18 : ondemand_download_behavior_treat_error_as_warn: Set(false),
466 18 :
467 18 : background_task_maximum_delay: Set(humantime::parse_duration(
468 18 : DEFAULT_BACKGROUND_TASK_MAXIMUM_DELAY,
469 18 : )
470 18 : .unwrap()),
471 18 :
472 18 : control_plane_api: Set(None),
473 18 : control_plane_api_token: Set(None),
474 18 : control_plane_emergency_mode: Set(false),
475 18 :
476 18 : heatmap_upload_concurrency: Set(DEFAULT_HEATMAP_UPLOAD_CONCURRENCY),
477 18 : secondary_download_concurrency: Set(DEFAULT_SECONDARY_DOWNLOAD_CONCURRENCY),
478 18 :
479 18 : ingest_batch_size: Set(DEFAULT_INGEST_BATCH_SIZE),
480 18 :
481 18 : virtual_file_io_engine: Set(DEFAULT_VIRTUAL_FILE_IO_ENGINE.parse().unwrap()),
482 18 :
483 18 : get_vectored_impl: Set(DEFAULT_GET_VECTORED_IMPL.parse().unwrap()),
484 18 : get_impl: Set(DEFAULT_GET_IMPL.parse().unwrap()),
485 18 : max_vectored_read_bytes: Set(MaxVectoredReadBytes(
486 18 : NonZeroUsize::new(DEFAULT_MAX_VECTORED_READ_BYTES).unwrap(),
487 18 : )),
488 18 : validate_vectored_get: Set(DEFAULT_VALIDATE_VECTORED_GET),
489 18 : ephemeral_bytes_per_memory_kb: Set(DEFAULT_EPHEMERAL_BYTES_PER_MEMORY_KB),
490 18 : }
491 18 : }
492 : }
493 :
494 : impl PageServerConfigBuilder {
495 12 : pub fn listen_pg_addr(&mut self, listen_pg_addr: String) {
496 12 : self.listen_pg_addr = BuilderValue::Set(listen_pg_addr)
497 12 : }
498 :
499 12 : pub fn listen_http_addr(&mut self, listen_http_addr: String) {
500 12 : self.listen_http_addr = BuilderValue::Set(listen_http_addr)
501 12 : }
502 :
503 0 : pub fn availability_zone(&mut self, availability_zone: Option<String>) {
504 0 : self.availability_zone = BuilderValue::Set(availability_zone)
505 0 : }
506 :
507 12 : pub fn wait_lsn_timeout(&mut self, wait_lsn_timeout: Duration) {
508 12 : self.wait_lsn_timeout = BuilderValue::Set(wait_lsn_timeout)
509 12 : }
510 :
511 12 : pub fn wal_redo_timeout(&mut self, wal_redo_timeout: Duration) {
512 12 : self.wal_redo_timeout = BuilderValue::Set(wal_redo_timeout)
513 12 : }
514 :
515 12 : pub fn superuser(&mut self, superuser: String) {
516 12 : self.superuser = BuilderValue::Set(superuser)
517 12 : }
518 :
519 12 : pub fn page_cache_size(&mut self, page_cache_size: usize) {
520 12 : self.page_cache_size = BuilderValue::Set(page_cache_size)
521 12 : }
522 :
523 12 : pub fn max_file_descriptors(&mut self, max_file_descriptors: usize) {
524 12 : self.max_file_descriptors = BuilderValue::Set(max_file_descriptors)
525 12 : }
526 :
527 18 : pub fn workdir(&mut self, workdir: Utf8PathBuf) {
528 18 : self.workdir = BuilderValue::Set(workdir)
529 18 : }
530 :
531 18 : pub fn pg_distrib_dir(&mut self, pg_distrib_dir: Utf8PathBuf) {
532 18 : self.pg_distrib_dir = BuilderValue::Set(pg_distrib_dir)
533 18 : }
534 :
535 0 : pub fn http_auth_type(&mut self, auth_type: AuthType) {
536 0 : self.http_auth_type = BuilderValue::Set(auth_type)
537 0 : }
538 :
539 0 : pub fn pg_auth_type(&mut self, auth_type: AuthType) {
540 0 : self.pg_auth_type = BuilderValue::Set(auth_type)
541 0 : }
542 :
543 0 : pub fn auth_validation_public_key_path(
544 0 : &mut self,
545 0 : auth_validation_public_key_path: Option<Utf8PathBuf>,
546 0 : ) {
547 0 : self.auth_validation_public_key_path = BuilderValue::Set(auth_validation_public_key_path)
548 0 : }
549 :
550 8 : pub fn remote_storage_config(&mut self, remote_storage_config: Option<RemoteStorageConfig>) {
551 8 : self.remote_storage_config = BuilderValue::Set(remote_storage_config)
552 8 : }
553 :
554 14 : pub fn broker_endpoint(&mut self, broker_endpoint: Uri) {
555 14 : self.broker_endpoint = BuilderValue::Set(broker_endpoint)
556 14 : }
557 :
558 0 : pub fn broker_keepalive_interval(&mut self, broker_keepalive_interval: Duration) {
559 0 : self.broker_keepalive_interval = BuilderValue::Set(broker_keepalive_interval)
560 0 : }
561 :
562 18 : pub fn id(&mut self, node_id: NodeId) {
563 18 : self.id = BuilderValue::Set(node_id)
564 18 : }
565 :
566 12 : pub fn log_format(&mut self, log_format: LogFormat) {
567 12 : self.log_format = BuilderValue::Set(log_format)
568 12 : }
569 :
570 0 : pub fn concurrent_tenant_warmup(&mut self, u: NonZeroUsize) {
571 0 : self.concurrent_tenant_warmup = BuilderValue::Set(u);
572 0 : }
573 :
574 0 : pub fn concurrent_tenant_size_logical_size_queries(&mut self, u: NonZeroUsize) {
575 0 : self.concurrent_tenant_size_logical_size_queries = BuilderValue::Set(u);
576 0 : }
577 :
578 16 : pub fn metric_collection_interval(&mut self, metric_collection_interval: Duration) {
579 16 : self.metric_collection_interval = BuilderValue::Set(metric_collection_interval)
580 16 : }
581 :
582 12 : pub fn cached_metric_collection_interval(
583 12 : &mut self,
584 12 : cached_metric_collection_interval: Duration,
585 12 : ) {
586 12 : self.cached_metric_collection_interval =
587 12 : BuilderValue::Set(cached_metric_collection_interval)
588 12 : }
589 :
590 16 : pub fn metric_collection_endpoint(&mut self, metric_collection_endpoint: Option<Url>) {
591 16 : self.metric_collection_endpoint = BuilderValue::Set(metric_collection_endpoint)
592 16 : }
593 :
594 0 : pub fn metric_collection_bucket(
595 0 : &mut self,
596 0 : metric_collection_bucket: Option<RemoteStorageConfig>,
597 0 : ) {
598 0 : self.metric_collection_bucket = BuilderValue::Set(metric_collection_bucket)
599 0 : }
600 :
601 12 : pub fn synthetic_size_calculation_interval(
602 12 : &mut self,
603 12 : synthetic_size_calculation_interval: Duration,
604 12 : ) {
605 12 : self.synthetic_size_calculation_interval =
606 12 : BuilderValue::Set(synthetic_size_calculation_interval)
607 12 : }
608 :
609 0 : pub fn test_remote_failures(&mut self, fail_first: u64) {
610 0 : self.test_remote_failures = BuilderValue::Set(fail_first);
611 0 : }
612 :
613 2 : pub fn disk_usage_based_eviction(&mut self, value: Option<DiskUsageEvictionTaskConfig>) {
614 2 : self.disk_usage_based_eviction = BuilderValue::Set(value);
615 2 : }
616 :
617 0 : pub fn ondemand_download_behavior_treat_error_as_warn(
618 0 : &mut self,
619 0 : ondemand_download_behavior_treat_error_as_warn: bool,
620 0 : ) {
621 0 : self.ondemand_download_behavior_treat_error_as_warn =
622 0 : BuilderValue::Set(ondemand_download_behavior_treat_error_as_warn);
623 0 : }
624 :
625 12 : pub fn background_task_maximum_delay(&mut self, delay: Duration) {
626 12 : self.background_task_maximum_delay = BuilderValue::Set(delay);
627 12 : }
628 :
629 0 : pub fn control_plane_api(&mut self, api: Option<Url>) {
630 0 : self.control_plane_api = BuilderValue::Set(api)
631 0 : }
632 :
633 0 : pub fn control_plane_api_token(&mut self, token: Option<SecretString>) {
634 0 : self.control_plane_api_token = BuilderValue::Set(token)
635 0 : }
636 :
637 0 : pub fn control_plane_emergency_mode(&mut self, enabled: bool) {
638 0 : self.control_plane_emergency_mode = BuilderValue::Set(enabled)
639 0 : }
640 :
641 0 : pub fn heatmap_upload_concurrency(&mut self, value: usize) {
642 0 : self.heatmap_upload_concurrency = BuilderValue::Set(value)
643 0 : }
644 :
645 0 : pub fn secondary_download_concurrency(&mut self, value: usize) {
646 0 : self.secondary_download_concurrency = BuilderValue::Set(value)
647 0 : }
648 :
649 0 : pub fn ingest_batch_size(&mut self, ingest_batch_size: u64) {
650 0 : self.ingest_batch_size = BuilderValue::Set(ingest_batch_size)
651 0 : }
652 :
653 0 : pub fn virtual_file_io_engine(&mut self, value: virtual_file::IoEngineKind) {
654 0 : self.virtual_file_io_engine = BuilderValue::Set(value);
655 0 : }
656 :
657 0 : pub fn get_vectored_impl(&mut self, value: GetVectoredImpl) {
658 0 : self.get_vectored_impl = BuilderValue::Set(value);
659 0 : }
660 :
661 0 : pub fn get_impl(&mut self, value: GetImpl) {
662 0 : self.get_impl = BuilderValue::Set(value);
663 0 : }
664 :
665 0 : pub fn get_max_vectored_read_bytes(&mut self, value: MaxVectoredReadBytes) {
666 0 : self.max_vectored_read_bytes = BuilderValue::Set(value);
667 0 : }
668 :
669 0 : pub fn get_validate_vectored_get(&mut self, value: bool) {
670 0 : self.validate_vectored_get = BuilderValue::Set(value);
671 0 : }
672 :
673 0 : pub fn get_ephemeral_bytes_per_memory_kb(&mut self, value: usize) {
674 0 : self.ephemeral_bytes_per_memory_kb = BuilderValue::Set(value);
675 0 : }
676 :
677 18 : pub fn build(self) -> anyhow::Result<PageServerConf> {
678 18 : let default = Self::default_values();
679 18 :
680 18 : macro_rules! conf {
681 18 : (USING DEFAULT { $($field:ident,)* } CUSTOM LOGIC { $($custom_field:ident : $custom_value:expr,)* } ) => {
682 18 : PageServerConf {
683 18 : $(
684 18 : $field: self.$field.ok_or(stringify!($field), default.$field)?,
685 18 : )*
686 18 : $(
687 18 : $custom_field: $custom_value,
688 18 : )*
689 18 : }
690 18 : };
691 18 : }
692 18 :
693 18 : Ok(conf!(
694 : USING DEFAULT
695 : {
696 : listen_pg_addr,
697 : listen_http_addr,
698 : availability_zone,
699 : wait_lsn_timeout,
700 : wal_redo_timeout,
701 : superuser,
702 : page_cache_size,
703 : max_file_descriptors,
704 : workdir,
705 : pg_distrib_dir,
706 : http_auth_type,
707 : pg_auth_type,
708 : auth_validation_public_key_path,
709 : remote_storage_config,
710 : id,
711 : broker_endpoint,
712 : broker_keepalive_interval,
713 : log_format,
714 : metric_collection_interval,
715 : cached_metric_collection_interval,
716 : metric_collection_endpoint,
717 : metric_collection_bucket,
718 : synthetic_size_calculation_interval,
719 : disk_usage_based_eviction,
720 : test_remote_failures,
721 : ondemand_download_behavior_treat_error_as_warn,
722 : background_task_maximum_delay,
723 : control_plane_api,
724 : control_plane_api_token,
725 : control_plane_emergency_mode,
726 : heatmap_upload_concurrency,
727 : secondary_download_concurrency,
728 : ingest_batch_size,
729 : get_vectored_impl,
730 : get_impl,
731 : max_vectored_read_bytes,
732 : validate_vectored_get,
733 : ephemeral_bytes_per_memory_kb,
734 : }
735 : CUSTOM LOGIC
736 : {
737 : // TenantConf is handled separately
738 18 : default_tenant_conf: TenantConf::default(),
739 18 : concurrent_tenant_warmup: ConfigurableSemaphore::new({
740 18 : self
741 18 : .concurrent_tenant_warmup
742 18 : .ok_or("concurrent_tenant_warmpup",
743 18 : default.concurrent_tenant_warmup)?
744 : }),
745 : concurrent_tenant_size_logical_size_queries: ConfigurableSemaphore::new(
746 18 : self
747 18 : .concurrent_tenant_size_logical_size_queries
748 18 : .ok_or("concurrent_tenant_size_logical_size_queries",
749 18 : default.concurrent_tenant_size_logical_size_queries.clone())?
750 : ),
751 : eviction_task_immitated_concurrent_logical_size_queries: ConfigurableSemaphore::new(
752 : // re-use `concurrent_tenant_size_logical_size_queries`
753 18 : self
754 18 : .concurrent_tenant_size_logical_size_queries
755 18 : .ok_or("eviction_task_immitated_concurrent_logical_size_queries",
756 18 : default.concurrent_tenant_size_logical_size_queries.clone())?,
757 : ),
758 18 : virtual_file_io_engine: match self.virtual_file_io_engine {
759 0 : BuilderValue::Set(v) => v,
760 18 : BuilderValue::NotSet => match crate::virtual_file::io_engine_feature_test().context("auto-detect virtual_file_io_engine")? {
761 18 : io_engine::FeatureTestResult::PlatformPreferred(v) => v, // make no noise
762 0 : io_engine::FeatureTestResult::Worse { engine, remark } => {
763 0 : // TODO: bubble this up to the caller so we can tracing::warn! it.
764 0 : eprintln!("auto-detected IO engine is not platform-preferred: engine={engine:?} remark={remark:?}");
765 0 : engine
766 : }
767 : },
768 : },
769 : }
770 : ))
771 18 : }
772 : }
773 :
774 : impl PageServerConf {
775 : //
776 : // Repository paths, relative to workdir.
777 : //
778 :
779 6440 : pub fn tenants_path(&self) -> Utf8PathBuf {
780 6440 : self.workdir.join(TENANTS_SEGMENT_NAME)
781 6440 : }
782 :
783 72 : pub fn deletion_prefix(&self) -> Utf8PathBuf {
784 72 : self.workdir.join("deletion")
785 72 : }
786 :
787 0 : pub fn metadata_path(&self) -> Utf8PathBuf {
788 0 : self.workdir.join("metadata.json")
789 0 : }
790 :
791 28 : pub fn deletion_list_path(&self, sequence: u64) -> Utf8PathBuf {
792 28 : // Encode a version in the filename, so that if we ever switch away from JSON we can
793 28 : // increment this.
794 28 : const VERSION: u8 = 1;
795 28 :
796 28 : self.deletion_prefix()
797 28 : .join(format!("{sequence:016x}-{VERSION:02x}.list"))
798 28 : }
799 :
800 24 : pub fn deletion_header_path(&self) -> Utf8PathBuf {
801 24 : // Encode a version in the filename, so that if we ever switch away from JSON we can
802 24 : // increment this.
803 24 : const VERSION: u8 = 1;
804 24 :
805 24 : self.deletion_prefix().join(format!("header-{VERSION:02x}"))
806 24 : }
807 :
808 6440 : pub fn tenant_path(&self, tenant_shard_id: &TenantShardId) -> Utf8PathBuf {
809 6440 : self.tenants_path().join(tenant_shard_id.to_string())
810 6440 : }
811 :
812 : /// Points to a place in pageserver's local directory,
813 : /// where certain tenant's tenantconf file should be located.
814 : ///
815 : /// Legacy: superseded by tenant_location_config_path. Eventually
816 : /// remove this function.
817 0 : pub fn tenant_config_path(&self, tenant_shard_id: &TenantShardId) -> Utf8PathBuf {
818 0 : self.tenant_path(tenant_shard_id).join(TENANT_CONFIG_NAME)
819 0 : }
820 :
821 0 : pub fn tenant_location_config_path(&self, tenant_shard_id: &TenantShardId) -> Utf8PathBuf {
822 0 : self.tenant_path(tenant_shard_id)
823 0 : .join(TENANT_LOCATION_CONFIG_NAME)
824 0 : }
825 :
826 0 : pub(crate) fn tenant_heatmap_path(&self, tenant_shard_id: &TenantShardId) -> Utf8PathBuf {
827 0 : self.tenant_path(tenant_shard_id)
828 0 : .join(TENANT_HEATMAP_BASENAME)
829 0 : }
830 :
831 6275 : pub fn timelines_path(&self, tenant_shard_id: &TenantShardId) -> Utf8PathBuf {
832 6275 : self.tenant_path(tenant_shard_id)
833 6275 : .join(TIMELINES_SEGMENT_NAME)
834 6275 : }
835 :
836 5949 : pub fn timeline_path(
837 5949 : &self,
838 5949 : tenant_shard_id: &TenantShardId,
839 5949 : timeline_id: &TimelineId,
840 5949 : ) -> Utf8PathBuf {
841 5949 : self.timelines_path(tenant_shard_id)
842 5949 : .join(timeline_id.to_string())
843 5949 : }
844 :
845 0 : pub(crate) fn timeline_delete_mark_file_path(
846 0 : &self,
847 0 : tenant_shard_id: TenantShardId,
848 0 : timeline_id: TimelineId,
849 0 : ) -> Utf8PathBuf {
850 0 : path_with_suffix_extension(
851 0 : self.timeline_path(&tenant_shard_id, &timeline_id),
852 0 : TIMELINE_DELETE_MARK_SUFFIX,
853 0 : )
854 0 : }
855 :
856 0 : pub fn traces_path(&self) -> Utf8PathBuf {
857 0 : self.workdir.join("traces")
858 0 : }
859 :
860 0 : pub fn trace_path(
861 0 : &self,
862 0 : tenant_shard_id: &TenantShardId,
863 0 : timeline_id: &TimelineId,
864 0 : connection_id: &ConnectionId,
865 0 : ) -> Utf8PathBuf {
866 0 : self.traces_path()
867 0 : .join(tenant_shard_id.to_string())
868 0 : .join(timeline_id.to_string())
869 0 : .join(connection_id.to_string())
870 0 : }
871 :
872 : /// Turns storage remote path of a file into its local path.
873 0 : pub fn local_path(&self, remote_path: &RemotePath) -> Utf8PathBuf {
874 0 : remote_path.with_base(&self.workdir)
875 0 : }
876 :
877 : //
878 : // Postgres distribution paths
879 : //
880 16 : pub fn pg_distrib_dir(&self, pg_version: u32) -> anyhow::Result<Utf8PathBuf> {
881 16 : let path = self.pg_distrib_dir.clone();
882 16 :
883 16 : #[allow(clippy::manual_range_patterns)]
884 16 : match pg_version {
885 16 : 14 | 15 | 16 => Ok(path.join(format!("v{pg_version}"))),
886 0 : _ => bail!("Unsupported postgres version: {}", pg_version),
887 : }
888 16 : }
889 :
890 8 : pub fn pg_bin_dir(&self, pg_version: u32) -> anyhow::Result<Utf8PathBuf> {
891 8 : Ok(self.pg_distrib_dir(pg_version)?.join("bin"))
892 8 : }
893 8 : pub fn pg_lib_dir(&self, pg_version: u32) -> anyhow::Result<Utf8PathBuf> {
894 8 : Ok(self.pg_distrib_dir(pg_version)?.join("lib"))
895 8 : }
896 :
897 : /// Parse a configuration file (pageserver.toml) into a PageServerConf struct,
898 : /// validating the input and failing on errors.
899 : ///
900 : /// This leaves any options not present in the file in the built-in defaults.
901 18 : pub fn parse_and_validate(toml: &Document, workdir: &Utf8Path) -> anyhow::Result<Self> {
902 18 : let mut builder = PageServerConfigBuilder::default();
903 18 : builder.workdir(workdir.to_owned());
904 18 :
905 18 : let mut t_conf = TenantConfOpt::default();
906 :
907 230 : for (key, item) in toml.iter() {
908 230 : match key {
909 230 : "listen_pg_addr" => builder.listen_pg_addr(parse_toml_string(key, item)?),
910 218 : "listen_http_addr" => builder.listen_http_addr(parse_toml_string(key, item)?),
911 206 : "availability_zone" => builder.availability_zone(Some(parse_toml_string(key, item)?)),
912 206 : "wait_lsn_timeout" => builder.wait_lsn_timeout(parse_toml_duration(key, item)?),
913 194 : "wal_redo_timeout" => builder.wal_redo_timeout(parse_toml_duration(key, item)?),
914 182 : "initial_superuser_name" => builder.superuser(parse_toml_string(key, item)?),
915 170 : "page_cache_size" => builder.page_cache_size(parse_toml_u64(key, item)? as usize),
916 158 : "max_file_descriptors" => {
917 12 : builder.max_file_descriptors(parse_toml_u64(key, item)? as usize)
918 : }
919 146 : "pg_distrib_dir" => {
920 18 : builder.pg_distrib_dir(Utf8PathBuf::from(parse_toml_string(key, item)?))
921 : }
922 128 : "auth_validation_public_key_path" => builder.auth_validation_public_key_path(Some(
923 0 : Utf8PathBuf::from(parse_toml_string(key, item)?),
924 : )),
925 128 : "http_auth_type" => builder.http_auth_type(parse_toml_from_str(key, item)?),
926 128 : "pg_auth_type" => builder.pg_auth_type(parse_toml_from_str(key, item)?),
927 128 : "remote_storage" => {
928 8 : builder.remote_storage_config(RemoteStorageConfig::from_toml(item)?)
929 : }
930 120 : "tenant_config" => {
931 6 : t_conf = TenantConfOpt::try_from(item.to_owned()).context(format!("failed to parse: '{key}'"))?;
932 : }
933 114 : "id" => builder.id(NodeId(parse_toml_u64(key, item)?)),
934 96 : "broker_endpoint" => builder.broker_endpoint(parse_toml_string(key, item)?.parse().context("failed to parse broker endpoint")?),
935 82 : "broker_keepalive_interval" => builder.broker_keepalive_interval(parse_toml_duration(key, item)?),
936 82 : "log_format" => builder.log_format(
937 12 : LogFormat::from_config(&parse_toml_string(key, item)?)?
938 : ),
939 70 : "concurrent_tenant_warmup" => builder.concurrent_tenant_warmup({
940 0 : let input = parse_toml_string(key, item)?;
941 0 : let permits = input.parse::<usize>().context("expected a number of initial permits, not {s:?}")?;
942 0 : NonZeroUsize::new(permits).context("initial semaphore permits out of range: 0, use other configuration to disable a feature")?
943 : }),
944 70 : "concurrent_tenant_size_logical_size_queries" => builder.concurrent_tenant_size_logical_size_queries({
945 0 : let input = parse_toml_string(key, item)?;
946 0 : let permits = input.parse::<usize>().context("expected a number of initial permits, not {s:?}")?;
947 0 : NonZeroUsize::new(permits).context("initial semaphore permits out of range: 0, use other configuration to disable a feature")?
948 : }),
949 70 : "metric_collection_interval" => builder.metric_collection_interval(parse_toml_duration(key, item)?),
950 54 : "cached_metric_collection_interval" => builder.cached_metric_collection_interval(parse_toml_duration(key, item)?),
951 42 : "metric_collection_endpoint" => {
952 16 : let endpoint = parse_toml_string(key, item)?.parse().context("failed to parse metric_collection_endpoint")?;
953 16 : builder.metric_collection_endpoint(Some(endpoint));
954 : },
955 26 : "metric_collection_bucket" => {
956 0 : builder.metric_collection_bucket(RemoteStorageConfig::from_toml(item)?)
957 : }
958 26 : "synthetic_size_calculation_interval" =>
959 12 : builder.synthetic_size_calculation_interval(parse_toml_duration(key, item)?),
960 14 : "test_remote_failures" => builder.test_remote_failures(parse_toml_u64(key, item)?),
961 14 : "disk_usage_based_eviction" => {
962 2 : tracing::info!("disk_usage_based_eviction: {:#?}", &item);
963 2 : builder.disk_usage_based_eviction(
964 2 : deserialize_from_item("disk_usage_based_eviction", item)
965 2 : .context("parse disk_usage_based_eviction")?
966 : )
967 : },
968 12 : "ondemand_download_behavior_treat_error_as_warn" => builder.ondemand_download_behavior_treat_error_as_warn(parse_toml_bool(key, item)?),
969 12 : "background_task_maximum_delay" => builder.background_task_maximum_delay(parse_toml_duration(key, item)?),
970 0 : "control_plane_api" => {
971 0 : let parsed = parse_toml_string(key, item)?;
972 0 : if parsed.is_empty() {
973 0 : builder.control_plane_api(None)
974 : } else {
975 0 : builder.control_plane_api(Some(parsed.parse().context("failed to parse control plane URL")?))
976 : }
977 : },
978 0 : "control_plane_api_token" => {
979 0 : let parsed = parse_toml_string(key, item)?;
980 0 : if parsed.is_empty() {
981 0 : builder.control_plane_api_token(None)
982 : } else {
983 0 : builder.control_plane_api_token(Some(parsed.into()))
984 : }
985 : },
986 0 : "control_plane_emergency_mode" => {
987 0 : builder.control_plane_emergency_mode(parse_toml_bool(key, item)?)
988 : },
989 0 : "heatmap_upload_concurrency" => {
990 0 : builder.heatmap_upload_concurrency(parse_toml_u64(key, item)? as usize)
991 : },
992 0 : "secondary_download_concurrency" => {
993 0 : builder.secondary_download_concurrency(parse_toml_u64(key, item)? as usize)
994 : },
995 0 : "ingest_batch_size" => builder.ingest_batch_size(parse_toml_u64(key, item)?),
996 0 : "virtual_file_io_engine" => {
997 0 : builder.virtual_file_io_engine(parse_toml_from_str("virtual_file_io_engine", item)?)
998 : }
999 0 : "get_vectored_impl" => {
1000 0 : builder.get_vectored_impl(parse_toml_from_str("get_vectored_impl", item)?)
1001 : }
1002 0 : "get_impl" => {
1003 0 : builder.get_impl(parse_toml_from_str("get_impl", item)?)
1004 : }
1005 0 : "max_vectored_read_bytes" => {
1006 0 : let bytes = parse_toml_u64("max_vectored_read_bytes", item)? as usize;
1007 0 : builder.get_max_vectored_read_bytes(
1008 0 : MaxVectoredReadBytes(
1009 0 : NonZeroUsize::new(bytes).expect("Max byte size of vectored read must be greater than 0")))
1010 : }
1011 0 : "validate_vectored_get" => {
1012 0 : builder.get_validate_vectored_get(parse_toml_bool("validate_vectored_get", item)?)
1013 : }
1014 0 : "ephemeral_bytes_per_memory_kb" => {
1015 0 : builder.get_ephemeral_bytes_per_memory_kb(parse_toml_u64("ephemeral_bytes_per_memory_kb", item)? as usize)
1016 : }
1017 0 : _ => bail!("unrecognized pageserver option '{key}'"),
1018 : }
1019 : }
1020 :
1021 18 : let mut conf = builder.build().context("invalid config")?;
1022 :
1023 18 : if conf.http_auth_type == AuthType::NeonJWT || conf.pg_auth_type == AuthType::NeonJWT {
1024 0 : let auth_validation_public_key_path = conf
1025 0 : .auth_validation_public_key_path
1026 0 : .get_or_insert_with(|| workdir.join("auth_public_key.pem"));
1027 0 : ensure!(
1028 0 : auth_validation_public_key_path.exists(),
1029 0 : format!(
1030 0 : "Can't find auth_validation_public_key at '{auth_validation_public_key_path}'",
1031 0 : )
1032 : );
1033 18 : }
1034 :
1035 18 : conf.default_tenant_conf = t_conf.merge(TenantConf::default());
1036 18 :
1037 18 : Ok(conf)
1038 18 : }
1039 :
1040 : #[cfg(test)]
1041 173 : pub fn test_repo_dir(test_name: &str) -> Utf8PathBuf {
1042 173 : let test_output_dir = std::env::var("TEST_OUTPUT").unwrap_or("../tmp_check".into());
1043 173 : Utf8PathBuf::from(format!("{test_output_dir}/test_{test_name}"))
1044 173 : }
1045 :
1046 169 : pub fn dummy_conf(repo_dir: Utf8PathBuf) -> Self {
1047 169 : let pg_distrib_dir = Utf8PathBuf::from(env!("CARGO_MANIFEST_DIR")).join("../pg_install");
1048 169 :
1049 169 : PageServerConf {
1050 169 : id: NodeId(0),
1051 169 : wait_lsn_timeout: Duration::from_secs(60),
1052 169 : wal_redo_timeout: Duration::from_secs(60),
1053 169 : page_cache_size: defaults::DEFAULT_PAGE_CACHE_SIZE,
1054 169 : max_file_descriptors: defaults::DEFAULT_MAX_FILE_DESCRIPTORS,
1055 169 : listen_pg_addr: defaults::DEFAULT_PG_LISTEN_ADDR.to_string(),
1056 169 : listen_http_addr: defaults::DEFAULT_HTTP_LISTEN_ADDR.to_string(),
1057 169 : availability_zone: None,
1058 169 : superuser: "cloud_admin".to_string(),
1059 169 : workdir: repo_dir,
1060 169 : pg_distrib_dir,
1061 169 : http_auth_type: AuthType::Trust,
1062 169 : pg_auth_type: AuthType::Trust,
1063 169 : auth_validation_public_key_path: None,
1064 169 : remote_storage_config: None,
1065 169 : default_tenant_conf: TenantConf::default(),
1066 169 : broker_endpoint: storage_broker::DEFAULT_ENDPOINT.parse().unwrap(),
1067 169 : broker_keepalive_interval: Duration::from_secs(5000),
1068 169 : log_format: LogFormat::from_str(defaults::DEFAULT_LOG_FORMAT).unwrap(),
1069 169 : concurrent_tenant_warmup: ConfigurableSemaphore::new(
1070 169 : NonZeroUsize::new(DEFAULT_CONCURRENT_TENANT_WARMUP)
1071 169 : .expect("Invalid default constant"),
1072 169 : ),
1073 169 : concurrent_tenant_size_logical_size_queries: ConfigurableSemaphore::default(),
1074 169 : eviction_task_immitated_concurrent_logical_size_queries: ConfigurableSemaphore::default(
1075 169 : ),
1076 169 : metric_collection_interval: Duration::from_secs(60),
1077 169 : cached_metric_collection_interval: Duration::from_secs(60 * 60),
1078 169 : metric_collection_endpoint: defaults::DEFAULT_METRIC_COLLECTION_ENDPOINT,
1079 169 : metric_collection_bucket: None,
1080 169 : synthetic_size_calculation_interval: Duration::from_secs(60),
1081 169 : disk_usage_based_eviction: None,
1082 169 : test_remote_failures: 0,
1083 169 : ondemand_download_behavior_treat_error_as_warn: false,
1084 169 : background_task_maximum_delay: Duration::ZERO,
1085 169 : control_plane_api: None,
1086 169 : control_plane_api_token: None,
1087 169 : control_plane_emergency_mode: false,
1088 169 : heatmap_upload_concurrency: defaults::DEFAULT_HEATMAP_UPLOAD_CONCURRENCY,
1089 169 : secondary_download_concurrency: defaults::DEFAULT_SECONDARY_DOWNLOAD_CONCURRENCY,
1090 169 : ingest_batch_size: defaults::DEFAULT_INGEST_BATCH_SIZE,
1091 169 : virtual_file_io_engine: DEFAULT_VIRTUAL_FILE_IO_ENGINE.parse().unwrap(),
1092 169 : get_vectored_impl: defaults::DEFAULT_GET_VECTORED_IMPL.parse().unwrap(),
1093 169 : get_impl: defaults::DEFAULT_GET_IMPL.parse().unwrap(),
1094 169 : max_vectored_read_bytes: MaxVectoredReadBytes(
1095 169 : NonZeroUsize::new(defaults::DEFAULT_MAX_VECTORED_READ_BYTES)
1096 169 : .expect("Invalid default constant"),
1097 169 : ),
1098 169 : validate_vectored_get: defaults::DEFAULT_VALIDATE_VECTORED_GET,
1099 169 : ephemeral_bytes_per_memory_kb: defaults::DEFAULT_EPHEMERAL_BYTES_PER_MEMORY_KB,
1100 169 : }
1101 169 : }
1102 : }
1103 :
1104 : // Helper functions to parse a toml Item
1105 :
1106 96 : fn parse_toml_string(name: &str, item: &Item) -> Result<String> {
1107 96 : let s = item
1108 96 : .as_str()
1109 96 : .with_context(|| format!("configure option {name} is not a string"))?;
1110 96 : Ok(s.to_string())
1111 96 : }
1112 :
1113 42 : fn parse_toml_u64(name: &str, item: &Item) -> Result<u64> {
1114 : // A toml integer is signed, so it cannot represent the full range of an u64. That's OK
1115 : // for our use, though.
1116 42 : let i: i64 = item
1117 42 : .as_integer()
1118 42 : .with_context(|| format!("configure option {name} is not an integer"))?;
1119 42 : if i < 0 {
1120 0 : bail!("configure option {name} cannot be negative");
1121 42 : }
1122 42 : Ok(i as u64)
1123 42 : }
1124 :
1125 0 : fn parse_toml_bool(name: &str, item: &Item) -> Result<bool> {
1126 0 : item.as_bool()
1127 0 : .with_context(|| format!("configure option {name} is not a bool"))
1128 0 : }
1129 :
1130 76 : fn parse_toml_duration(name: &str, item: &Item) -> Result<Duration> {
1131 76 : let s = item
1132 76 : .as_str()
1133 76 : .with_context(|| format!("configure option {name} is not a string"))?;
1134 :
1135 76 : Ok(humantime::parse_duration(s)?)
1136 76 : }
1137 :
1138 0 : fn parse_toml_from_str<T>(name: &str, item: &Item) -> anyhow::Result<T>
1139 0 : where
1140 0 : T: FromStr,
1141 0 : <T as FromStr>::Err: std::fmt::Display,
1142 0 : {
1143 0 : let v = item
1144 0 : .as_str()
1145 0 : .with_context(|| format!("configure option {name} is not a string"))?;
1146 0 : T::from_str(v).map_err(|e| {
1147 0 : anyhow!(
1148 0 : "Failed to parse string as {parse_type} for configure option {name}: {e}",
1149 0 : parse_type = stringify!(T)
1150 0 : )
1151 0 : })
1152 0 : }
1153 :
1154 2 : fn deserialize_from_item<T>(name: &str, item: &Item) -> anyhow::Result<T>
1155 2 : where
1156 2 : T: serde::de::DeserializeOwned,
1157 2 : {
1158 : // ValueDeserializer::new is not public, so use the ValueDeserializer's documented way
1159 2 : let deserializer = match item.clone().into_value() {
1160 2 : Ok(value) => value.into_deserializer(),
1161 0 : Err(item) => anyhow::bail!("toml_edit::Item '{item}' is not a toml_edit::Value"),
1162 : };
1163 2 : T::deserialize(deserializer).with_context(|| format!("deserializing item for node {name}"))
1164 2 : }
1165 :
1166 : /// Configurable semaphore permits setting.
1167 : ///
1168 : /// Does not allow semaphore permits to be zero, because at runtime initially zero permits and empty
1169 : /// semaphore cannot be distinguished, leading any feature using these to await forever (or until
1170 : /// new permits are added).
1171 : #[derive(Debug, Clone)]
1172 : pub struct ConfigurableSemaphore {
1173 : initial_permits: NonZeroUsize,
1174 : inner: std::sync::Arc<tokio::sync::Semaphore>,
1175 : }
1176 :
1177 : impl ConfigurableSemaphore {
1178 : pub const DEFAULT_INITIAL: NonZeroUsize = match NonZeroUsize::new(1) {
1179 : Some(x) => x,
1180 : None => panic!("const unwrap is not yet stable"),
1181 : };
1182 :
1183 : /// Initializse using a non-zero amount of permits.
1184 : ///
1185 : /// Require a non-zero initial permits, because using permits == 0 is a crude way to disable a
1186 : /// feature such as [`Tenant::gather_size_inputs`]. Otherwise any semaphore using future will
1187 : /// behave like [`futures::future::pending`], just waiting until new permits are added.
1188 : ///
1189 : /// [`Tenant::gather_size_inputs`]: crate::tenant::Tenant::gather_size_inputs
1190 573 : pub fn new(initial_permits: NonZeroUsize) -> Self {
1191 573 : ConfigurableSemaphore {
1192 573 : initial_permits,
1193 573 : inner: std::sync::Arc::new(tokio::sync::Semaphore::new(initial_permits.get())),
1194 573 : }
1195 573 : }
1196 :
1197 : /// Returns the configured amount of permits.
1198 0 : pub fn initial_permits(&self) -> NonZeroUsize {
1199 0 : self.initial_permits
1200 0 : }
1201 : }
1202 :
1203 : impl Default for ConfigurableSemaphore {
1204 346 : fn default() -> Self {
1205 346 : Self::new(Self::DEFAULT_INITIAL)
1206 346 : }
1207 : }
1208 :
1209 : impl PartialEq for ConfigurableSemaphore {
1210 12 : fn eq(&self, other: &Self) -> bool {
1211 12 : // the number of permits can be increased at runtime, so we cannot really fulfill the
1212 12 : // PartialEq value equality otherwise
1213 12 : self.initial_permits == other.initial_permits
1214 12 : }
1215 : }
1216 :
1217 : impl Eq for ConfigurableSemaphore {}
1218 :
1219 : impl ConfigurableSemaphore {
1220 0 : pub fn inner(&self) -> &std::sync::Arc<tokio::sync::Semaphore> {
1221 0 : &self.inner
1222 0 : }
1223 : }
1224 :
1225 : #[cfg(test)]
1226 : mod tests {
1227 : use std::{fs, num::NonZeroU32};
1228 :
1229 : use camino_tempfile::{tempdir, Utf8TempDir};
1230 : use pageserver_api::models::EvictionPolicy;
1231 : use remote_storage::{RemoteStorageKind, S3Config};
1232 : use utils::serde_percent::Percent;
1233 :
1234 : use super::*;
1235 : use crate::DEFAULT_PG_VERSION;
1236 :
1237 : const ALL_BASE_VALUES_TOML: &str = r#"
1238 : # Initial configuration file created by 'pageserver --init'
1239 :
1240 : listen_pg_addr = '127.0.0.1:64000'
1241 : listen_http_addr = '127.0.0.1:9898'
1242 :
1243 : wait_lsn_timeout = '111 s'
1244 : wal_redo_timeout = '111 s'
1245 :
1246 : page_cache_size = 444
1247 : max_file_descriptors = 333
1248 :
1249 : # initial superuser role name to use when creating a new tenant
1250 : initial_superuser_name = 'zzzz'
1251 : id = 10
1252 :
1253 : metric_collection_interval = '222 s'
1254 : cached_metric_collection_interval = '22200 s'
1255 : metric_collection_endpoint = 'http://localhost:80/metrics'
1256 : synthetic_size_calculation_interval = '333 s'
1257 :
1258 : log_format = 'json'
1259 : background_task_maximum_delay = '334 s'
1260 :
1261 : "#;
1262 :
1263 : #[test]
1264 2 : fn parse_defaults() -> anyhow::Result<()> {
1265 2 : let tempdir = tempdir()?;
1266 2 : let (workdir, pg_distrib_dir) = prepare_fs(&tempdir)?;
1267 2 : let broker_endpoint = storage_broker::DEFAULT_ENDPOINT;
1268 2 : // we have to create dummy values to overcome the validation errors
1269 2 : let config_string = format!(
1270 2 : "pg_distrib_dir='{pg_distrib_dir}'\nid=10\nbroker_endpoint = '{broker_endpoint}'",
1271 2 : );
1272 2 : let toml = config_string.parse()?;
1273 :
1274 2 : let parsed_config = PageServerConf::parse_and_validate(&toml, &workdir)
1275 2 : .unwrap_or_else(|e| panic!("Failed to parse config '{config_string}', reason: {e:?}"));
1276 2 :
1277 2 : assert_eq!(
1278 2 : parsed_config,
1279 2 : PageServerConf {
1280 2 : id: NodeId(10),
1281 2 : listen_pg_addr: defaults::DEFAULT_PG_LISTEN_ADDR.to_string(),
1282 2 : listen_http_addr: defaults::DEFAULT_HTTP_LISTEN_ADDR.to_string(),
1283 2 : availability_zone: None,
1284 2 : wait_lsn_timeout: humantime::parse_duration(defaults::DEFAULT_WAIT_LSN_TIMEOUT)?,
1285 2 : wal_redo_timeout: humantime::parse_duration(defaults::DEFAULT_WAL_REDO_TIMEOUT)?,
1286 2 : superuser: defaults::DEFAULT_SUPERUSER.to_string(),
1287 2 : page_cache_size: defaults::DEFAULT_PAGE_CACHE_SIZE,
1288 2 : max_file_descriptors: defaults::DEFAULT_MAX_FILE_DESCRIPTORS,
1289 2 : workdir,
1290 2 : pg_distrib_dir,
1291 2 : http_auth_type: AuthType::Trust,
1292 2 : pg_auth_type: AuthType::Trust,
1293 2 : auth_validation_public_key_path: None,
1294 2 : remote_storage_config: None,
1295 2 : default_tenant_conf: TenantConf::default(),
1296 2 : broker_endpoint: storage_broker::DEFAULT_ENDPOINT.parse().unwrap(),
1297 2 : broker_keepalive_interval: humantime::parse_duration(
1298 2 : storage_broker::DEFAULT_KEEPALIVE_INTERVAL
1299 2 : )?,
1300 2 : log_format: LogFormat::from_str(defaults::DEFAULT_LOG_FORMAT).unwrap(),
1301 2 : concurrent_tenant_warmup: ConfigurableSemaphore::new(
1302 2 : NonZeroUsize::new(DEFAULT_CONCURRENT_TENANT_WARMUP).unwrap()
1303 2 : ),
1304 2 : concurrent_tenant_size_logical_size_queries: ConfigurableSemaphore::default(),
1305 2 : eviction_task_immitated_concurrent_logical_size_queries:
1306 2 : ConfigurableSemaphore::default(),
1307 2 : metric_collection_interval: humantime::parse_duration(
1308 2 : defaults::DEFAULT_METRIC_COLLECTION_INTERVAL
1309 2 : )?,
1310 2 : cached_metric_collection_interval: humantime::parse_duration(
1311 2 : defaults::DEFAULT_CACHED_METRIC_COLLECTION_INTERVAL
1312 2 : )?,
1313 2 : metric_collection_endpoint: defaults::DEFAULT_METRIC_COLLECTION_ENDPOINT,
1314 2 : metric_collection_bucket: None,
1315 2 : synthetic_size_calculation_interval: humantime::parse_duration(
1316 2 : defaults::DEFAULT_SYNTHETIC_SIZE_CALCULATION_INTERVAL
1317 2 : )?,
1318 2 : disk_usage_based_eviction: None,
1319 2 : test_remote_failures: 0,
1320 2 : ondemand_download_behavior_treat_error_as_warn: false,
1321 2 : background_task_maximum_delay: humantime::parse_duration(
1322 2 : defaults::DEFAULT_BACKGROUND_TASK_MAXIMUM_DELAY
1323 2 : )?,
1324 2 : control_plane_api: None,
1325 2 : control_plane_api_token: None,
1326 2 : control_plane_emergency_mode: false,
1327 2 : heatmap_upload_concurrency: defaults::DEFAULT_HEATMAP_UPLOAD_CONCURRENCY,
1328 2 : secondary_download_concurrency: defaults::DEFAULT_SECONDARY_DOWNLOAD_CONCURRENCY,
1329 2 : ingest_batch_size: defaults::DEFAULT_INGEST_BATCH_SIZE,
1330 2 : virtual_file_io_engine: DEFAULT_VIRTUAL_FILE_IO_ENGINE.parse().unwrap(),
1331 2 : get_vectored_impl: defaults::DEFAULT_GET_VECTORED_IMPL.parse().unwrap(),
1332 2 : get_impl: defaults::DEFAULT_GET_IMPL.parse().unwrap(),
1333 2 : max_vectored_read_bytes: MaxVectoredReadBytes(
1334 2 : NonZeroUsize::new(defaults::DEFAULT_MAX_VECTORED_READ_BYTES)
1335 2 : .expect("Invalid default constant")
1336 2 : ),
1337 : validate_vectored_get: defaults::DEFAULT_VALIDATE_VECTORED_GET,
1338 : ephemeral_bytes_per_memory_kb: defaults::DEFAULT_EPHEMERAL_BYTES_PER_MEMORY_KB,
1339 : },
1340 0 : "Correct defaults should be used when no config values are provided"
1341 : );
1342 :
1343 2 : Ok(())
1344 2 : }
1345 :
1346 : #[test]
1347 2 : fn parse_basic_config() -> anyhow::Result<()> {
1348 2 : let tempdir = tempdir()?;
1349 2 : let (workdir, pg_distrib_dir) = prepare_fs(&tempdir)?;
1350 2 : let broker_endpoint = storage_broker::DEFAULT_ENDPOINT;
1351 2 :
1352 2 : let config_string = format!(
1353 2 : "{ALL_BASE_VALUES_TOML}pg_distrib_dir='{pg_distrib_dir}'\nbroker_endpoint = '{broker_endpoint}'",
1354 2 : );
1355 2 : let toml = config_string.parse()?;
1356 :
1357 2 : let parsed_config = PageServerConf::parse_and_validate(&toml, &workdir)
1358 2 : .unwrap_or_else(|e| panic!("Failed to parse config '{config_string}', reason: {e:?}"));
1359 2 :
1360 2 : assert_eq!(
1361 2 : parsed_config,
1362 2 : PageServerConf {
1363 2 : id: NodeId(10),
1364 2 : listen_pg_addr: "127.0.0.1:64000".to_string(),
1365 2 : listen_http_addr: "127.0.0.1:9898".to_string(),
1366 2 : availability_zone: None,
1367 2 : wait_lsn_timeout: Duration::from_secs(111),
1368 2 : wal_redo_timeout: Duration::from_secs(111),
1369 2 : superuser: "zzzz".to_string(),
1370 2 : page_cache_size: 444,
1371 2 : max_file_descriptors: 333,
1372 2 : workdir,
1373 2 : pg_distrib_dir,
1374 2 : http_auth_type: AuthType::Trust,
1375 2 : pg_auth_type: AuthType::Trust,
1376 2 : auth_validation_public_key_path: None,
1377 2 : remote_storage_config: None,
1378 2 : default_tenant_conf: TenantConf::default(),
1379 2 : broker_endpoint: storage_broker::DEFAULT_ENDPOINT.parse().unwrap(),
1380 2 : broker_keepalive_interval: Duration::from_secs(5),
1381 2 : log_format: LogFormat::Json,
1382 2 : concurrent_tenant_warmup: ConfigurableSemaphore::new(
1383 2 : NonZeroUsize::new(DEFAULT_CONCURRENT_TENANT_WARMUP).unwrap()
1384 2 : ),
1385 2 : concurrent_tenant_size_logical_size_queries: ConfigurableSemaphore::default(),
1386 2 : eviction_task_immitated_concurrent_logical_size_queries:
1387 2 : ConfigurableSemaphore::default(),
1388 2 : metric_collection_interval: Duration::from_secs(222),
1389 2 : cached_metric_collection_interval: Duration::from_secs(22200),
1390 2 : metric_collection_endpoint: Some(Url::parse("http://localhost:80/metrics")?),
1391 2 : metric_collection_bucket: None,
1392 2 : synthetic_size_calculation_interval: Duration::from_secs(333),
1393 2 : disk_usage_based_eviction: None,
1394 2 : test_remote_failures: 0,
1395 2 : ondemand_download_behavior_treat_error_as_warn: false,
1396 2 : background_task_maximum_delay: Duration::from_secs(334),
1397 2 : control_plane_api: None,
1398 2 : control_plane_api_token: None,
1399 2 : control_plane_emergency_mode: false,
1400 2 : heatmap_upload_concurrency: defaults::DEFAULT_HEATMAP_UPLOAD_CONCURRENCY,
1401 2 : secondary_download_concurrency: defaults::DEFAULT_SECONDARY_DOWNLOAD_CONCURRENCY,
1402 2 : ingest_batch_size: 100,
1403 2 : virtual_file_io_engine: DEFAULT_VIRTUAL_FILE_IO_ENGINE.parse().unwrap(),
1404 2 : get_vectored_impl: defaults::DEFAULT_GET_VECTORED_IMPL.parse().unwrap(),
1405 2 : get_impl: defaults::DEFAULT_GET_IMPL.parse().unwrap(),
1406 2 : max_vectored_read_bytes: MaxVectoredReadBytes(
1407 2 : NonZeroUsize::new(defaults::DEFAULT_MAX_VECTORED_READ_BYTES)
1408 2 : .expect("Invalid default constant")
1409 2 : ),
1410 : validate_vectored_get: defaults::DEFAULT_VALIDATE_VECTORED_GET,
1411 : ephemeral_bytes_per_memory_kb: defaults::DEFAULT_EPHEMERAL_BYTES_PER_MEMORY_KB,
1412 : },
1413 0 : "Should be able to parse all basic config values correctly"
1414 : );
1415 :
1416 2 : Ok(())
1417 2 : }
1418 :
1419 : #[test]
1420 2 : fn parse_remote_fs_storage_config() -> anyhow::Result<()> {
1421 2 : let tempdir = tempdir()?;
1422 2 : let (workdir, pg_distrib_dir) = prepare_fs(&tempdir)?;
1423 2 : let broker_endpoint = "http://127.0.0.1:7777";
1424 2 :
1425 2 : let local_storage_path = tempdir.path().join("local_remote_storage");
1426 2 :
1427 2 : let identical_toml_declarations = &[
1428 2 : format!(
1429 2 : r#"[remote_storage]
1430 2 : local_path = '{local_storage_path}'"#,
1431 2 : ),
1432 2 : format!("remote_storage={{local_path='{local_storage_path}'}}"),
1433 2 : ];
1434 :
1435 6 : for remote_storage_config_str in identical_toml_declarations {
1436 4 : let config_string = format!(
1437 4 : r#"{ALL_BASE_VALUES_TOML}
1438 4 : pg_distrib_dir='{pg_distrib_dir}'
1439 4 : broker_endpoint = '{broker_endpoint}'
1440 4 :
1441 4 : {remote_storage_config_str}"#,
1442 4 : );
1443 :
1444 4 : let toml = config_string.parse()?;
1445 :
1446 4 : let parsed_remote_storage_config = PageServerConf::parse_and_validate(&toml, &workdir)
1447 4 : .unwrap_or_else(|e| {
1448 0 : panic!("Failed to parse config '{config_string}', reason: {e:?}")
1449 4 : })
1450 4 : .remote_storage_config
1451 4 : .expect("Should have remote storage config for the local FS");
1452 4 :
1453 4 : assert_eq!(
1454 4 : parsed_remote_storage_config,
1455 4 : RemoteStorageConfig {
1456 4 : storage: RemoteStorageKind::LocalFs { local_path: local_storage_path.clone() },
1457 4 : timeout: RemoteStorageConfig::DEFAULT_TIMEOUT,
1458 4 : },
1459 0 : "Remote storage config should correctly parse the local FS config and fill other storage defaults"
1460 : );
1461 : }
1462 2 : Ok(())
1463 2 : }
1464 :
1465 : #[test]
1466 2 : fn parse_remote_s3_storage_config() -> anyhow::Result<()> {
1467 2 : let tempdir = tempdir()?;
1468 2 : let (workdir, pg_distrib_dir) = prepare_fs(&tempdir)?;
1469 :
1470 2 : let bucket_name = "some-sample-bucket".to_string();
1471 2 : let bucket_region = "eu-north-1".to_string();
1472 2 : let prefix_in_bucket = "test_prefix".to_string();
1473 2 : let endpoint = "http://localhost:5000".to_string();
1474 2 : let max_concurrent_syncs = NonZeroUsize::new(111).unwrap();
1475 2 : let max_sync_errors = NonZeroU32::new(222).unwrap();
1476 2 : let s3_concurrency_limit = NonZeroUsize::new(333).unwrap();
1477 2 : let broker_endpoint = "http://127.0.0.1:7777";
1478 2 :
1479 2 : let identical_toml_declarations = &[
1480 2 : format!(
1481 2 : r#"[remote_storage]
1482 2 : max_concurrent_syncs = {max_concurrent_syncs}
1483 2 : max_sync_errors = {max_sync_errors}
1484 2 : bucket_name = '{bucket_name}'
1485 2 : bucket_region = '{bucket_region}'
1486 2 : prefix_in_bucket = '{prefix_in_bucket}'
1487 2 : endpoint = '{endpoint}'
1488 2 : concurrency_limit = {s3_concurrency_limit}"#
1489 2 : ),
1490 2 : format!(
1491 2 : "remote_storage={{max_concurrent_syncs={max_concurrent_syncs}, max_sync_errors={max_sync_errors}, bucket_name='{bucket_name}',\
1492 2 : bucket_region='{bucket_region}', prefix_in_bucket='{prefix_in_bucket}', endpoint='{endpoint}', concurrency_limit={s3_concurrency_limit}}}",
1493 2 : ),
1494 2 : ];
1495 :
1496 6 : for remote_storage_config_str in identical_toml_declarations {
1497 4 : let config_string = format!(
1498 4 : r#"{ALL_BASE_VALUES_TOML}
1499 4 : pg_distrib_dir='{pg_distrib_dir}'
1500 4 : broker_endpoint = '{broker_endpoint}'
1501 4 :
1502 4 : {remote_storage_config_str}"#,
1503 4 : );
1504 :
1505 4 : let toml = config_string.parse()?;
1506 :
1507 4 : let parsed_remote_storage_config = PageServerConf::parse_and_validate(&toml, &workdir)
1508 4 : .unwrap_or_else(|e| {
1509 0 : panic!("Failed to parse config '{config_string}', reason: {e:?}")
1510 4 : })
1511 4 : .remote_storage_config
1512 4 : .expect("Should have remote storage config for S3");
1513 4 :
1514 4 : assert_eq!(
1515 4 : parsed_remote_storage_config,
1516 4 : RemoteStorageConfig {
1517 4 : storage: RemoteStorageKind::AwsS3(S3Config {
1518 4 : bucket_name: bucket_name.clone(),
1519 4 : bucket_region: bucket_region.clone(),
1520 4 : prefix_in_bucket: Some(prefix_in_bucket.clone()),
1521 4 : endpoint: Some(endpoint.clone()),
1522 4 : concurrency_limit: s3_concurrency_limit,
1523 4 : max_keys_per_list_response: None,
1524 4 : upload_storage_class: None,
1525 4 : }),
1526 4 : timeout: RemoteStorageConfig::DEFAULT_TIMEOUT,
1527 4 : },
1528 0 : "Remote storage config should correctly parse the S3 config"
1529 : );
1530 : }
1531 2 : Ok(())
1532 2 : }
1533 :
1534 : #[test]
1535 2 : fn parse_tenant_config() -> anyhow::Result<()> {
1536 2 : let tempdir = tempdir()?;
1537 2 : let (workdir, pg_distrib_dir) = prepare_fs(&tempdir)?;
1538 :
1539 2 : let broker_endpoint = "http://127.0.0.1:7777";
1540 2 : let trace_read_requests = true;
1541 2 :
1542 2 : let config_string = format!(
1543 2 : r#"{ALL_BASE_VALUES_TOML}
1544 2 : pg_distrib_dir='{pg_distrib_dir}'
1545 2 : broker_endpoint = '{broker_endpoint}'
1546 2 :
1547 2 : [tenant_config]
1548 2 : trace_read_requests = {trace_read_requests}"#,
1549 2 : );
1550 :
1551 2 : let toml = config_string.parse()?;
1552 :
1553 2 : let conf = PageServerConf::parse_and_validate(&toml, &workdir)?;
1554 2 : assert_eq!(
1555 : conf.default_tenant_conf.trace_read_requests, trace_read_requests,
1556 0 : "Tenant config from pageserver config file should be parsed and udpated values used as defaults for all tenants",
1557 : );
1558 :
1559 2 : Ok(())
1560 2 : }
1561 :
1562 : #[test]
1563 2 : fn parse_incorrect_tenant_config() -> anyhow::Result<()> {
1564 2 : let config_string = r#"
1565 2 : [tenant_config]
1566 2 : checkpoint_distance = -1 # supposed to be an u64
1567 2 : "#
1568 2 : .to_string();
1569 :
1570 2 : let toml: Document = config_string.parse()?;
1571 2 : let item = toml.get("tenant_config").unwrap();
1572 2 : let error = TenantConfOpt::try_from(item.to_owned()).unwrap_err();
1573 2 :
1574 2 : let expected_error_str = "checkpoint_distance: invalid value: integer `-1`, expected u64";
1575 2 : assert_eq!(error.to_string(), expected_error_str);
1576 :
1577 2 : Ok(())
1578 2 : }
1579 :
1580 : #[test]
1581 2 : fn parse_override_tenant_config() -> anyhow::Result<()> {
1582 2 : let config_string = r#"tenant_config={ min_resident_size_override = 400 }"#.to_string();
1583 :
1584 2 : let toml: Document = config_string.parse()?;
1585 2 : let item = toml.get("tenant_config").unwrap();
1586 2 : let conf = TenantConfOpt::try_from(item.to_owned()).unwrap();
1587 2 :
1588 2 : assert_eq!(conf.min_resident_size_override, Some(400));
1589 :
1590 2 : Ok(())
1591 2 : }
1592 :
1593 : #[test]
1594 2 : fn eviction_pageserver_config_parse() -> anyhow::Result<()> {
1595 2 : let tempdir = tempdir()?;
1596 2 : let (workdir, pg_distrib_dir) = prepare_fs(&tempdir)?;
1597 :
1598 2 : let pageserver_conf_toml = format!(
1599 2 : r#"pg_distrib_dir = "{pg_distrib_dir}"
1600 2 : metric_collection_endpoint = "http://sample.url"
1601 2 : metric_collection_interval = "10min"
1602 2 : id = 222
1603 2 :
1604 2 : [disk_usage_based_eviction]
1605 2 : max_usage_pct = 80
1606 2 : min_avail_bytes = 0
1607 2 : period = "10s"
1608 2 :
1609 2 : [tenant_config]
1610 2 : evictions_low_residence_duration_metric_threshold = "20m"
1611 2 :
1612 2 : [tenant_config.eviction_policy]
1613 2 : kind = "LayerAccessThreshold"
1614 2 : period = "20m"
1615 2 : threshold = "20m"
1616 2 : "#,
1617 2 : );
1618 2 : let toml: Document = pageserver_conf_toml.parse()?;
1619 2 : let conf = PageServerConf::parse_and_validate(&toml, &workdir)?;
1620 :
1621 2 : assert_eq!(conf.pg_distrib_dir, pg_distrib_dir);
1622 2 : assert_eq!(
1623 2 : conf.metric_collection_endpoint,
1624 2 : Some("http://sample.url".parse().unwrap())
1625 2 : );
1626 2 : assert_eq!(
1627 2 : conf.metric_collection_interval,
1628 2 : Duration::from_secs(10 * 60)
1629 2 : );
1630 2 : assert_eq!(
1631 2 : conf.default_tenant_conf
1632 2 : .evictions_low_residence_duration_metric_threshold,
1633 2 : Duration::from_secs(20 * 60)
1634 2 : );
1635 2 : assert_eq!(conf.id, NodeId(222));
1636 2 : assert_eq!(
1637 2 : conf.disk_usage_based_eviction,
1638 2 : Some(DiskUsageEvictionTaskConfig {
1639 2 : max_usage_pct: Percent::new(80).unwrap(),
1640 2 : min_avail_bytes: 0,
1641 2 : period: Duration::from_secs(10),
1642 2 : #[cfg(feature = "testing")]
1643 2 : mock_statvfs: None,
1644 2 : eviction_order: crate::disk_usage_eviction_task::EvictionOrder::AbsoluteAccessed,
1645 2 : })
1646 2 : );
1647 :
1648 2 : match &conf.default_tenant_conf.eviction_policy {
1649 2 : EvictionPolicy::LayerAccessThreshold(eviction_threshold) => {
1650 2 : assert_eq!(eviction_threshold.period, Duration::from_secs(20 * 60));
1651 2 : assert_eq!(eviction_threshold.threshold, Duration::from_secs(20 * 60));
1652 : }
1653 0 : other => unreachable!("Unexpected eviction policy tenant settings: {other:?}"),
1654 : }
1655 :
1656 2 : Ok(())
1657 2 : }
1658 :
1659 : #[test]
1660 2 : fn parse_imitation_only_pageserver_config() {
1661 2 : let tempdir = tempdir().unwrap();
1662 2 : let (workdir, pg_distrib_dir) = prepare_fs(&tempdir).unwrap();
1663 2 :
1664 2 : let pageserver_conf_toml = format!(
1665 2 : r#"pg_distrib_dir = "{pg_distrib_dir}"
1666 2 : metric_collection_endpoint = "http://sample.url"
1667 2 : metric_collection_interval = "10min"
1668 2 : id = 222
1669 2 :
1670 2 : [tenant_config]
1671 2 : evictions_low_residence_duration_metric_threshold = "20m"
1672 2 :
1673 2 : [tenant_config.eviction_policy]
1674 2 : kind = "OnlyImitiate"
1675 2 : period = "20m"
1676 2 : threshold = "20m"
1677 2 : "#,
1678 2 : );
1679 2 : let toml: Document = pageserver_conf_toml.parse().unwrap();
1680 2 : let conf = PageServerConf::parse_and_validate(&toml, &workdir).unwrap();
1681 2 :
1682 2 : match &conf.default_tenant_conf.eviction_policy {
1683 2 : EvictionPolicy::OnlyImitiate(t) => {
1684 2 : assert_eq!(t.period, Duration::from_secs(20 * 60));
1685 2 : assert_eq!(t.threshold, Duration::from_secs(20 * 60));
1686 : }
1687 0 : other => unreachable!("Unexpected eviction policy tenant settings: {other:?}"),
1688 : }
1689 2 : }
1690 :
1691 14 : fn prepare_fs(tempdir: &Utf8TempDir) -> anyhow::Result<(Utf8PathBuf, Utf8PathBuf)> {
1692 14 : let tempdir_path = tempdir.path();
1693 14 :
1694 14 : let workdir = tempdir_path.join("workdir");
1695 14 : fs::create_dir_all(&workdir)?;
1696 :
1697 14 : let pg_distrib_dir = tempdir_path.join("pg_distrib");
1698 14 : let pg_distrib_dir_versioned = pg_distrib_dir.join(format!("v{DEFAULT_PG_VERSION}"));
1699 14 : fs::create_dir_all(&pg_distrib_dir_versioned)?;
1700 14 : let postgres_bin_dir = pg_distrib_dir_versioned.join("bin");
1701 14 : fs::create_dir_all(&postgres_bin_dir)?;
1702 14 : fs::write(postgres_bin_dir.join("postgres"), "I'm postgres, trust me")?;
1703 :
1704 14 : Ok((workdir, pg_distrib_dir))
1705 14 : }
1706 : }
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