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// Copyright (C) 2016 The Android Open Source Project
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package com.google.gerrit.testing;
import static com.google.common.base.Preconditions.checkArgument;
import com.google.common.base.Enums;
import com.google.common.base.Strings;
import com.google.gerrit.server.notedb.MutableNotesMigration;
import com.google.gerrit.server.notedb.NotesMigrationState;
public enum NoteDbMode {
/** NoteDb is disabled. */
OFF(NotesMigrationState.REVIEW_DB),
/** Writing data to NoteDb is enabled. */
WRITE(NotesMigrationState.WRITE),
/** Reading and writing all data to NoteDb is enabled. */
READ_WRITE(NotesMigrationState.READ_WRITE_WITH_SEQUENCE_REVIEW_DB_PRIMARY),
/** Changes are created with their primary storage as NoteDb. */
PRIMARY(NotesMigrationState.READ_WRITE_WITH_SEQUENCE_NOTE_DB_PRIMARY),
/** All change tables are entirely disabled, and code/meta ref updates are fused. */
ON(NotesMigrationState.NOTE_DB),
/**
* Run tests with NoteDb disabled, then convert ReviewDb to NoteDb and check that the results
* match.
*/
CHECK(NotesMigrationState.REVIEW_DB);
private static final String ENV_VAR = "GERRIT_NOTEDB";
private static final String SYS_PROP = "gerrit.notedb";
public static NoteDbMode get() {
String value = System.getenv(ENV_VAR);
if (Strings.isNullOrEmpty(value)) {
value = System.getProperty(SYS_PROP);
}
if (Strings.isNullOrEmpty(value)) {
return OFF;
}
value = value.toUpperCase().replace("-", "_");
NoteDbMode mode = Enums.getIfPresent(NoteDbMode.class, value).orNull();
if (!Strings.isNullOrEmpty(System.getenv(ENV_VAR))) {
checkArgument(
mode != null, "Invalid value for env variable %s: %s", ENV_VAR, System.getenv(ENV_VAR));
} else {
checkArgument(
mode != null,
"Invalid value for system property %s: %s",
SYS_PROP,
System.getProperty(SYS_PROP));
}
return mode;
}
public static MutableNotesMigration newNotesMigrationFromEnv() {
MutableNotesMigration m = MutableNotesMigration.newDisabled();
resetFromEnv(m);
return m;
}
public static void resetFromEnv(MutableNotesMigration migration) {
migration.setFrom(get().state);
}
private final NotesMigrationState state;
private NoteDbMode(NotesMigrationState state) {
this.state = state;
}
}
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