Rework the oo1.DB's distinct-per-VFS post-open() step to accept either a batch of...

FossilOrigin-Name: 9feefe253ac487cb52be6bdf91bdd305963266716baa08f2bf9505954ee76321

diff --git a/ext/wasm/api/sqlite3-api-oo1.js b/ext/wasm/api/sqlite3-api-oo1.js
index 45c2ba913bd9ed9a0e5777287d3ad0717f48d895..e077b0c5069fa8ac5f95e1d6fbd4af967dcdc8ed 100644 (file)
--- a/ext/wasm/api/sqlite3-api-oo1.js
+++ b/ext/wasm/api/sqlite3-api-oo1.js
@@ -78,8 +78,10 @@ self.sqlite3ApiBootstrap.initializers.push(function(sqlite3){
         }.bind({counter: 0}));
 
   /**
-     A map of sqlite3_vfs pointers to SQL code to run when the DB
-     constructor opens a database with the given VFS.
+     A map of sqlite3_vfs pointers to SQL code or a callback function
+     to run when the DB constructor opens a database with the given
+     VFS. In the latter case, the call signature is (theDbObject,sqlite3Namespace)
+     and the callback is expected to throw on error.
   */
   const __vfsPostOpenSql = Object.create(null);
 
@@ -160,15 +162,6 @@ self.sqlite3ApiBootstrap.initializers.push(function(sqlite3){
         capi.sqlite3_trace_v2(pDb, capi.SQLITE_TRACE_STMT,
                               __dbTraceToConsole, 0);
       }
-      // Check for per-VFS post-open SQL...
-      const pVfs = capi.sqlite3_js_db_vfs(pDb);
-      //console.warn("Opened db",fn,"with vfs",vfsName,pVfs);
-      if(!pVfs) toss3("Internal error: cannot get VFS for new db handle.");
-      const postInitSql = __vfsPostOpenSql[pVfs];
-      if(postInitSql){
-        rc = capi.sqlite3_exec(pDb, postInitSql, 0, 0, 0);
-        checkSqlite3Rc(pDb, rc);
-      }      
     }catch( e ){
       if( pDb ) capi.sqlite3_close_v2(pDb);
       throw e;
@@ -178,12 +171,34 @@ self.sqlite3ApiBootstrap.initializers.push(function(sqlite3){
     this.filename = fnJs;
     __ptrMap.set(this, pDb);
     __stmtMap.set(this, Object.create(null));
+    try{
+      // Check for per-VFS post-open SQL/callback...
+      const pVfs = capi.sqlite3_js_db_vfs(pDb);
+      if(!pVfs) toss3("Internal error: cannot get VFS for new db handle.");
+      const postInitSql = __vfsPostOpenSql[pVfs];
+      if(postInitSql instanceof Function){
+        postInitSql(this, sqlite3);
+      }else if(postInitSql){
+        checkSqlite3Rc(
+          pDb, capi.sqlite3_exec(pDb, postInitSql, 0, 0, 0)
+        );
+      }      
+    }catch(e){
+      this.close();
+      throw e;
+    }
   };
 
   /**
      Sets SQL which should be exec()'d on a DB instance after it is
-     opened with the given VFS pointer. This is intended only for use
-     by DB subclasses or sqlite3_vfs implementations.
+     opened with the given VFS pointer. The SQL may be any type
+     supported by the "flexible-string" function argument
+     conversion. Alternately, the 2nd argument may be a function, in
+     which case it is called with (theOo1DbObject,sqlite3Namespace) at
+     the end of the DB() constructor. The function must throw on
+     error, in which case the db is closed and the exception is
+     propagated.  This function is intended only for use by DB
+     subclasses or sqlite3_vfs implementations.
   */
   dbCtorHelper.setVfsPostOpenSql = function(pVfs, sql){
     __vfsPostOpenSql[pVfs] = sql;

diff --git a/ext/wasm/api/sqlite3-vfs-opfs.c-pp.js b/ext/wasm/api/sqlite3-vfs-opfs.c-pp.js
index 4dc145a614e4cbbf4c21537165dbed2fabc90940..f5a1eb6cc25b9201044e02268a7085c5a1e3f102 100644 (file)
--- a/ext/wasm/api/sqlite3-vfs-opfs.c-pp.js
+++ b/ext/wasm/api/sqlite3-vfs-opfs.c-pp.js
@@ -1163,24 +1163,27 @@ const installOpfsVfs = function callee(options){
       OpfsDb.prototype = Object.create(sqlite3.oo1.DB.prototype);
       sqlite3.oo1.DB.dbCtorHelper.setVfsPostOpenSql(
         opfsVfs.pointer,
-        [
-          /* Truncate journal mode is faster than delete for
-             this vfs, per speedtest1. That gap seems to have closed with
-             Chrome version 108 or 109, but "persist" is very roughly 5-6%
-             faster than truncate in initial tests. */
-          "pragma journal_mode=persist;",
-          /* Set a default busy-timeout handler to help OPFS dbs
-             deal with multi-tab/multi-worker contention. */
-          "pragma busy_timeout=5000;",
-          /*
-            This vfs benefits hugely from cache on moderate/large
-            speedtest1 --size 50 and --size 100 workloads. We currently
-            rely on setting a non-default cache size when building
-            sqlite3.wasm. If that policy changes, the cache can
-            be set here.
-          */
-          //"pragma cache_size=-16384;"
-        ].join("")
+        function(oo1Db, sqlite3){
+          /* Set a relatively high default busy-timeout handler to
+             help OPFS dbs deal with multi-tab/multi-worker
+             contention. */
+          sqlite3.capi.sqlite3_busy_timeout(oo1Db, 10000);
+          sqlite3.capi.sqlite3_exec(oo1Db, [
+            /* Truncate journal mode is faster than delete for
+               this vfs, per speedtest1. That gap seems to have closed with
+               Chrome version 108 or 109, but "persist" is very roughly 5-6%
+               faster than truncate in initial tests. */
+            "pragma journal_mode=persist;",
+            /*
+              This vfs benefits hugely from cache on moderate/large
+              speedtest1 --size 50 and --size 100 workloads. We
+              currently rely on setting a non-default cache size when
+              building sqlite3.wasm. If that policy changes, the cache
+              can be set here.
+            */
+            "pragma cache_size=-16384;"
+          ], 0, 0, 0);
+        }
       );
     }
 

diff --git a/ext/wasm/tests/opfs/concurrency/test.js b/ext/wasm/tests/opfs/concurrency/test.js
index b994a8e79fdf8b29b54cc7153be4452f1846ba27..14cd6f514fece4e3c91ed5f74b58208fbac6dfdc 100644 (file)
--- a/ext/wasm/tests/opfs/concurrency/test.js
+++ b/ext/wasm/tests/opfs/concurrency/test.js
@@ -61,7 +61,7 @@
     urlArgsHtml.has('verbose') ? +urlArgsHtml.get('verbose') : 1
   ) || 1;
   options.interval = (
-    urlArgsHtml.has('interval') ? +urlArgsHtml.get('interval') : 750
+    urlArgsHtml.has('interval') ? +urlArgsHtml.get('interval') : 1000
   ) || 1000;
   options.iterations = (
     urlArgsHtml.has('iterations') ? +urlArgsHtml.get('iterations') : 10

diff --git a/manifest b/manifest
index 61b48477c12f03d93c9c167a9a5d1944c9841978..809ca5f22ff3bbce7ccae3b3b16d4bc2e9127528 100644 (file)
--- a/manifest
+++ b/manifest
@@ -1,5 +1,5 @@
-C Minor\sinternal\stweaks\sto\sthe\sOPFS\sVFS.\sResolve\sa\smissing\sresult\scode\swhich\slead\sto\sa\snull\sderef\sin\sxFileSize().
-D 2022-12-02T18:56:37.557
+C Rework\sthe\soo1.DB's\sdistinct-per-VFS\spost-open()\sstep\sto\saccept\seither\sa\sbatch\sof\sSQL\sor\sa\scallback\sfunction.\sIncrease\sOPFS's\sbusy\stimeout\sto\s10s.
+D 2022-12-03T01:59:03.165
 F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
 F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
 F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
@@ -504,13 +504,13 @@ F ext/wasm/api/post-js-header.js 47b6b281f39ad59fa6e8b658308cd98ea292c286a68407b
 F ext/wasm/api/pre-js.c-pp.js b88499dc303c21fc3f55f2c364a0f814f587b60a95784303881169f9e91c1d5f
 F ext/wasm/api/sqlite3-api-cleanup.js 680d5ccfff54459db136a49b2199d9f879c8405d9c99af1dda0cc5e7c29056f4
 F ext/wasm/api/sqlite3-api-glue.js b528207ba43f7740d1ade623f3f6b08a49f44ce7e9126915b78e1818c2466d8e
-F ext/wasm/api/sqlite3-api-oo1.js c8b6c9ccb64cf93ca990ac689e98963735110aec21f98e04b55018f8e67b8147
+F ext/wasm/api/sqlite3-api-oo1.js 91a7d7b9203fb0f031e6ba380a644a7f871e1798b388de399c01ed4087bac9e0
 F ext/wasm/api/sqlite3-api-prologue.js 42d6b316b542cf8e086f2f272460deb72dff184f1438a3377383cab99b08070b
 F ext/wasm/api/sqlite3-api-worker1.js e94ba98e44afccfa482874cd9acb325883ade50ed1f9f9526beb9de1711f182f
 F ext/wasm/api/sqlite3-license-version-header.js a661182fc93fc2cf212dfd0b987f8e138a3ac98f850b1112e29b5fbdaecc87c3
 F ext/wasm/api/sqlite3-opfs-async-proxy.js f79dd8d98ef3e0b55c10bb2bee7a3840fa967318e1f577c156aafc34664271d1
 F ext/wasm/api/sqlite3-vfs-helper.js 4ad4faf02e1524bf0296be8452c00b5708dce6faf649468d0377e26a0b299263
-F ext/wasm/api/sqlite3-vfs-opfs.c-pp.js b8889f182ba7b5c1be8bcf6f47b538519e3fff0e98d7cf8b9d1fa4a9afdfb8ce
+F ext/wasm/api/sqlite3-vfs-opfs.c-pp.js 29d6487a26b2fb6a471cde52c37ffee7c27ed6a91914b308c247e0706f454ffb
 F ext/wasm/api/sqlite3-wasi.h 25356084cfe0d40458a902afb465df8c21fc4152c1d0a59b563a3fba59a068f9
 F ext/wasm/api/sqlite3-wasm.c 733bc939f93caef0df0b3ebfea14cbd528da580fdef1a35b1f69c2b3e044c7b7
 F ext/wasm/api/sqlite3-worker1-promiser.js 0c7a9826dbf82a5ed4e4f7bf7816e825a52aff253afbf3350431f5773faf0e4b
@@ -557,7 +557,7 @@ F ext/wasm/tester1-worker.html ead6bdcc6cca221deb0dc9855a56f376351dbf2294fd7978c
 F ext/wasm/tester1.c-pp.html 74aa9b31c75f12490653f814b53c3dd39f40cd3f70d6a53a716f4e8587107399
 F ext/wasm/tester1.c-pp.js e73a91eba4b59aaadd98f383c00a5101dbbbc52d937fff3162fc4761986f4a88
 F ext/wasm/tests/opfs/concurrency/index.html 86d8ac435074d1e7007b91105f4897f368c165e8cecb6a9aa3d81f5cf5dcbe70
-F ext/wasm/tests/opfs/concurrency/test.js 9315339ed27849e65890eda924a516562936525a4f3f162fa71aeb489b9dc707
+F ext/wasm/tests/opfs/concurrency/test.js a98016113eaf71e81ddbf71655aa29b0fed9a8b79a3cdd3620d1658eb1cc9a5d
 F ext/wasm/tests/opfs/concurrency/worker.js 0a8c1a3e6ebb38aabbee24f122693f1fb29d599948915c76906681bb7da1d3d2
 F ext/wasm/version-info.c 3b36468a90faf1bbd59c65fd0eb66522d9f941eedd364fabccd72273503ae7d5
 F ext/wasm/wasmfs.make 7ab655788bf0b52dce4538acbd5b11cdbe77edd36a14af5dec6dfe1ec4ab25fc
@@ -2065,8 +2065,8 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
 F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
 F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
 F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
-P 0d36021d107d3afca190ad61c3380536ad0cc2d493d345d48f9f9c1191741128
-R 6eba0a795b491027bc2604925d67afb7
+P 57dd593ef0efa17dfb3a9f4eac36d5b8b879e271de817d8cd94a8c8b56d31870
+R c08d64a2fd44c82ec1d52c0b8202d402
 U stephan
-Z 379ecd060fe213536d8ac858396e84c5
+Z 36a132ccc79fdf9c5e77fe15b521856c
 # Remove this line to create a well-formed Fossil manifest.

diff --git a/manifest.uuid b/manifest.uuid
index 2c043a64327e7b31cbeff7366c240e621416fda6..ec9f8c2463302c67ee65f9912dd15e667b83fd02 100644 (file)
--- a/manifest.uuid
+++ b/manifest.uuid
@@ -1 +1 @@
-57dd593ef0efa17dfb3a9f4eac36d5b8b879e271de817d8cd94a8c8b56d31870
\ No newline at end of file
+9feefe253ac487cb52be6bdf91bdd305963266716baa08f2bf9505954ee76321
\ No newline at end of file