Add --force-innodb option

Implied by fbcode. Likely to break things on MySQL < 5.6 - eg mediawiki uses it
for a full text search table, which isn't supported by InnoDB until 5.6

fixes #39

base/DatabaseInstaller.php

@@ -55,12 +55,18 @@ public function installDatabase(): bool {
     }
     $this->checkMySQLConnectionLimit();
 
+    $sed = null;
+    if ($this->options->forceInnodb) {
+      $sed = 'sed s/MyISAM/InnoDB/g |';
+    }
+
     shell_exec(
       Utils::EscapeCommand(Vector {
         $this->options->dumpIsCompressed ? 'zcat' : 'cat',
         $dump,
       }).
       '|'.
+      $sed .
       Utils::EscapeCommand(Vector {
         'mysql',
         '-h', '127.0.0.1',

base/PerfOptions.php

@@ -36,6 +36,7 @@ final class PerfOptions {
   public string $siege;
   public string $nginx;
 
+  public bool $forceInnodb = false;
   public bool $skipSanityCheck = false;
   public bool $skipWarmUp = false;
   public bool $skipVersionChecks = false;
@@ -126,6 +127,7 @@ public function __construct(Vector<string> $argv) {
       'all-volatile',
       'interp-pseudomains',
 
+      'force-innodb',
       'fbcode::',
 
       'tcprint::',
@@ -208,6 +210,7 @@ public function __construct(Vector<string> $argv) {
       } else {
         $fbcode = getenv('HOME') . '/fbcode';
       }
+      $this->forceInnodb = true;
     }
 
     $this->notBenchmarking = array_key_exists('i-am-not-benchmarking', $o);
@@ -249,6 +252,7 @@ public function __construct(Vector<string> $argv) {
     $this->tcTopfuncs = array_key_exists('dump-top-funcs', $o);
     $this->pcredump = array_key_exists('dump-pcre-cache', $o);
     $this->profBC = array_key_exists('profBC', $o);
+    $this->forceInnodb = $isFacebook || array_key_exists('force-innodb', $o);
 
     if ($this->tcprint !== null &&
       !$this->tcTopfuncs && !$this->tcToptrans) {