for fuzzing the imapserver and smtpserver use different config files than regular tests

otherwise they cannot be running at the same time, they could overwrite each
other's files.

.gitignore

@@ -7,6 +7,7 @@
 /testdata/exportmbox/
 /testdata/httpaccount/data/
 /testdata/imap/data/
+/testdata/imapserverfuzz/data/
 /testdata/imaptest/data/
 /testdata/integration/data/
 /testdata/junk/*.bloom
@@ -18,6 +19,7 @@
 /testdata/smtp/sendlimit/data/
 /testdata/smtp/catchall/data/
 /testdata/smtp/postmaster/
+/testdata/smtpserverfuzz/data/
 /testdata/store/data/
 /testdata/train/
 /cover.out

imapserver/fuzz_test.go

@@ -59,7 +59,7 @@ func FuzzServer(f *testing.F) {
 	}
 
 	mox.Context = context.Background()
-	mox.ConfigStaticPath = "../testdata/imap/mox.conf"
+	mox.ConfigStaticPath = "../testdata/imapserverfuzz/mox.conf"
 	mox.MustLoadConfig(false)
 	dataDir := mox.ConfigDirPath(mox.Conf.Static.DataDir)
 	os.RemoveAll(dataDir)

smtpserver/fuzz_test.go

@@ -30,7 +30,7 @@ func FuzzServer(f *testing.F) {
 	f.Add("QUIT")
 
 	mox.Context = ctxbg
-	mox.ConfigStaticPath = "../testdata/smtp/mox.conf"
+	mox.ConfigStaticPath = "../testdata/smtpserverfuzz/mox.conf"
 	mox.MustLoadConfig(false)
 	dataDir := mox.ConfigDirPath(mox.Conf.Static.DataDir)
 	os.RemoveAll(dataDir)

testdata/imapserverfuzz/domains.conf

@@ -0,0 +1,15 @@
+Domains:
+	mox.example:
+		LocalpartCaseSensitive: false
+Accounts:
+	mjl:
+		Domain: mox.example
+		Destinations:
+			mjl@mox.example: nil
+		JunkFilter:
+			Threshold: 0.95
+			Params:
+				Twograms: true
+				MaxPower: 0.1
+				TopWords: 10
+				IgnoreWords: 0.1

testdata/imapserverfuzz/mox.conf

@@ -0,0 +1,15 @@
+DataDir: data
+User: 1000
+LogLevel: trace
+Hostname: mox.example
+Listeners:
+	local:
+		IPs:
+			- 0.0.0.0
+		IMAP:
+			Enabled: true
+			Port: 1143
+			NoRequireSTARTTLS: true
+Postmaster:
+	Account: mjl
+	Mailbox: postmaster

testdata/smtpserverfuzz/domains.conf

@@ -0,0 +1,17 @@
+Domains:
+	mox.example: nil
+	mox2.example: nil
+Accounts:
+	mjl:
+		Domain: mox.example
+		Destinations:
+			mjl@mox.example: nil
+			mjl@mox2.example: nil
+		JunkFilter:
+			Threshold: 0.9
+			Params:
+				Onegrams: true
+				MaxPower: 0.01
+				TopWords: 10
+				IgnoreWords: 0.1
+				RareWords: 2

testdata/smtpserverfuzz/mox.conf

@@ -0,0 +1,9 @@
+DataDir: data
+User: 1000
+LogLevel: trace
+Hostname: mox.example
+Postmaster:
+	Account: mjl
+	Mailbox: postmaster
+Listeners:
+	local: nil