Transform experimental_no_edition_2024_for_settings into a config

crates/meilisearch/src/analytics/segment_analytics.rs

@@ -202,6 +202,7 @@ struct Infos {
     experimental_composite_embedders: bool,
     experimental_embedding_cache_entries: usize,
     experimental_no_snapshot_compaction: bool,
+    experimental_no_edition_2024_for_settings: bool,
     gpu_enabled: bool,
     db_path: bool,
     import_dump: bool,
@@ -286,8 +287,12 @@ impl Infos {
             ScheduleSnapshot::Enabled(interval) => Some(interval),
         };
 
-        let IndexerOpts { max_indexing_memory, max_indexing_threads, skip_index_budget: _ } =
+        let IndexerOpts {
-            indexer_options;
+            max_indexing_memory,
+            max_indexing_threads,
+            skip_index_budget: _,
+            experimental_no_edition_2024_for_settings,
+        } = indexer_options;
 
         let RuntimeTogglableFeatures {
             metrics,
@@ -350,6 +355,7 @@ impl Infos {
             ssl_require_auth,
             ssl_resumption,
             ssl_tickets,
+            experimental_no_edition_2024_for_settings,
         }
     }
 }

crates/meilisearch/src/option.rs

@@ -53,6 +53,8 @@ const MEILI_EXPERIMENTAL_DUMPLESS_UPGRADE: &str = "MEILI_EXPERIMENTAL_DUMPLESS_U
 const MEILI_EXPERIMENTAL_REPLICATION_PARAMETERS: &str = "MEILI_EXPERIMENTAL_REPLICATION_PARAMETERS";
 const MEILI_EXPERIMENTAL_ENABLE_LOGS_ROUTE: &str = "MEILI_EXPERIMENTAL_ENABLE_LOGS_ROUTE";
 const MEILI_EXPERIMENTAL_CONTAINS_FILTER: &str = "MEILI_EXPERIMENTAL_CONTAINS_FILTER";
+const MEILI_EXPERIMENTAL_NO_EDITION_2024_FOR_SETTINGS: &str =
+    "MEILI_EXPERIMENTAL_NO_EDITION_2024_FOR_SETTINGS";
 const MEILI_EXPERIMENTAL_ENABLE_METRICS: &str = "MEILI_EXPERIMENTAL_ENABLE_METRICS";
 const MEILI_EXPERIMENTAL_SEARCH_QUEUE_SIZE: &str = "MEILI_EXPERIMENTAL_SEARCH_QUEUE_SIZE";
 const MEILI_EXPERIMENTAL_DROP_SEARCH_AFTER: &str = "MEILI_EXPERIMENTAL_DROP_SEARCH_AFTER";
@@ -749,12 +751,24 @@ pub struct IndexerOpts {
     #[clap(skip)]
     #[serde(skip)]
     pub skip_index_budget: bool,
+
+    /// Experimental no edition 2024 for settings feature. For more information,
+    ///
+    /// Enables the experimental no edition 2024 for settings feature.
+    #[clap(long, env = MEILI_EXPERIMENTAL_NO_EDITION_2024_FOR_SETTINGS)]
+    #[serde(default)]
+    pub experimental_no_edition_2024_for_settings: bool,
 }
 
 impl IndexerOpts {
     /// Exports the values to their corresponding env vars if they are not set.
     pub fn export_to_env(self) {
-        let IndexerOpts { max_indexing_memory, max_indexing_threads, skip_index_budget: _ } = self;
+        let IndexerOpts {
+            max_indexing_memory,
+            max_indexing_threads,
+            skip_index_budget: _,
+            experimental_no_edition_2024_for_settings,
+        } = self;
         if let Some(max_indexing_memory) = max_indexing_memory.0 {
             export_to_env_if_not_present(
                 MEILI_MAX_INDEXING_MEMORY,
@@ -767,6 +781,12 @@ impl IndexerOpts {
                 max_indexing_threads.to_string(),
             );
         }
+        if experimental_no_edition_2024_for_settings {
+            export_to_env_if_not_present(
+                MEILI_EXPERIMENTAL_NO_EDITION_2024_FOR_SETTINGS,
+                experimental_no_edition_2024_for_settings.to_string(),
+            );
+        }
     }
 }
 
@@ -785,7 +805,12 @@ impl TryFrom<&IndexerOpts> for IndexerConfig {
             max_threads: *other.max_indexing_threads,
             max_positions_per_attributes: None,
             skip_index_budget: other.skip_index_budget,
-            ..Default::default()
+            experimental_no_edition_2024_for_settings: other
+                .experimental_no_edition_2024_for_settings,
+            chunk_compression_type: Default::default(),
+            chunk_compression_level: Default::default(),
+            documents_chunk_size: Default::default(),
+            max_nb_chunks: Default::default(),
         })
     }
 }

crates/meilisearch/tests/common/server.rs

@@ -464,6 +464,7 @@ pub fn default_settings(dir: impl AsRef<Path>) -> Opt {
             skip_index_budget: true,
             // Having 2 threads makes the tests way faster
             max_indexing_threads: MaxThreads::from_str("2").unwrap(),
+            experimental_no_edition_2024_for_settings: false,
         },
         experimental_enable_metrics: false,
         ..Parser::parse_from(None as Option<&str>)

crates/milli/src/update/indexer_config.rs

@@ -15,6 +15,7 @@ pub struct IndexerConfig {
     pub thread_pool: ThreadPoolNoAbort,
     pub max_positions_per_attributes: Option<u32>,
     pub skip_index_budget: bool,
+    pub experimental_no_edition_2024_for_settings: bool,
 }
 
 impl IndexerConfig {
@@ -63,6 +64,7 @@ impl Default for IndexerConfig {
             chunk_compression_level: None,
             max_positions_per_attributes: None,
             skip_index_budget: false,
+            experimental_no_edition_2024_for_settings: false,
         }
     }
 }

crates/milli/src/update/settings.rs

@@ -1441,7 +1441,7 @@ impl<'a, 't, 'i> Settings<'a, 't, 'i> {
         MSP: Fn() -> bool + Sync,
     {
         // force the old indexer if the environment says so
-        if std::env::var_os("MEILI_EXPERIMENTAL_NO_EDITION_2024_FOR_SETTINGS").is_some() {
+        if self.indexer_config.experimental_no_edition_2024_for_settings {
             return self
                 .legacy_execute(
                     |indexing_step| tracing::debug!(update = ?indexing_step),