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DS-3234 : Enable new Flyway 4 option to disable 'clean' by default. Refactor commandline tools so 'test' also reports DB issues.

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This commit is contained in:
Tim Donohue
2016-07-19 12:05:51 -05:00
parent 5a61d62100
commit fe25840b64
2 changed files with 126 additions and 79 deletions
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198
dspace-api/src/main/java/org/dspace/storage/rdbms/DatabaseUtils.java
View File

@@ -80,8 +80,6 @@ public class DatabaseUtils
*/
public static void main(String[] argv)
{
ConfigurationService config = DSpaceServicesFactory.getInstance().getConfigurationService();
// Usage checks
if (argv.length < 1)
{
@@ -106,15 +104,14 @@ public class DatabaseUtils
System.out.println("\nAttempting to connect to database");
try(Connection connection = dataSource.getConnection())
{
// Just do a high level test by getting our configured DataSource and attempting to connect to it
DatabaseMetaData meta = connection.getMetaData();
System.out.println("Connected successfully!");
System.out.println("Database Software: " + meta.getDatabaseProductName() + " version " + meta.getDatabaseProductVersion());
System.out.println(" - URL: " + meta.getURL());
System.out.println(" - Driver: " + meta.getDriverName() + " version " + meta.getDriverVersion());
System.out.println(" - Username: " + meta.getUserName());
System.out.println(" - Password: [hidden]");
System.out.println(" - Schema: " + getSchemaName(connection));
// Print basic database connection information
printDBInfo(connection);
// Print any database warnings/errors found (if any)
printDBWarnings(connection);
System.exit(0);
}
catch (SQLException sqle)
{
@@ -129,23 +126,8 @@ public class DatabaseUtils
{
try(Connection connection = dataSource.getConnection())
{
// Get basic Database info
DatabaseMetaData meta = connection.getMetaData();
String dbType = getDbType(connection);
System.out.println("\nDatabase Type: " + dbType);
System.out.println("Database URL: " + meta.getURL());
System.out.println("Database Schema: " + getSchemaName(connection));
System.out.println("Database Software: " + meta.getDatabaseProductName() + " version " + meta.getDatabaseProductVersion());
System.out.println("Database Driver: " + meta.getDriverName() + " version " + meta.getDriverVersion());
// For Postgres, report whether pgcrypto is installed
// (If it isn't, we'll also write out warnings...see below)
if(dbType.equals(DBMS_POSTGRES))
{
boolean pgcryptoUpToDate = PostgresUtils.isPgcryptoUpToDate();
Double pgcryptoVersion = PostgresUtils.getPgcryptoInstalledVersion(connection);
System.out.println("PostgreSQL '" + PostgresUtils.PGCRYPTO + "' extension installed/up-to-date? " + pgcryptoUpToDate + " " + ((pgcryptoVersion!=null) ? "(version=" + pgcryptoVersion + ")" : "(not installed)"));
}
// Print basic Database info
printDBInfo(connection);
// Get info table from Flyway
System.out.println("\n" + MigrationInfoDumper.dumpToAsciiTable(flyway.info().all()));
@@ -166,55 +148,9 @@ public class DatabaseUtils
}
}
// For PostgreSQL databases, we need to check for the 'pgcrypto' extension.
// If it is NOT properly installed, we'll need to warn the user, as DSpace will be unable to proceed.
if(dbType.equals(DBMS_POSTGRES))
{
// Get version of pgcrypto available in this postgres instance
Double pgcryptoAvailable = PostgresUtils.getPgcryptoAvailableVersion(connection);
// Generic requirements message
String requirementsMsg = "\n** DSpace REQUIRES PostgreSQL >= " + PostgresUtils.POSTGRES_VERSION + " AND " + PostgresUtils.PGCRYPTO + " extension >= " + PostgresUtils.PGCRYPTO_VERSION + " **\n";
// Check if installed in PostgreSQL & a supported version
if(pgcryptoAvailable!=null && pgcryptoAvailable.compareTo(PostgresUtils.PGCRYPTO_VERSION)>=0)
{
// We now know it's available in this Postgres. Let's see if it is installed in this database.
Double pgcryptoInstalled = PostgresUtils.getPgcryptoInstalledVersion(connection);
// Check if installed in database, but outdated version
if(pgcryptoInstalled!=null && pgcryptoInstalled.compareTo(PostgresUtils.PGCRYPTO_VERSION)<0)
{
System.out.println("\nWARNING: PostgreSQL '" + PostgresUtils.PGCRYPTO + "' extension is OUTDATED (installed version=" + pgcryptoInstalled + ", available version = " + pgcryptoAvailable + ").");
System.out.println(requirementsMsg);
System.out.println("To update it, please connect to your DSpace database as a 'superuser' and manually run the following command: ");
System.out.println("\n ALTER EXTENSION " + PostgresUtils.PGCRYPTO + " UPDATE TO '" + pgcryptoAvailable + "';\n");
}
else if(pgcryptoInstalled==null) // If it's not installed in database
{
System.out.println("\nWARNING: PostgreSQL '" + PostgresUtils.PGCRYPTO + "' extension is NOT INSTALLED on this database.");
System.out.println(requirementsMsg);
System.out.println("To install it, please connect to your DSpace database as a 'superuser' and manually run the following command: ");
System.out.println("\n CREATE EXTENSION " + PostgresUtils.PGCRYPTO + ";\n");
}
}
// Check if installed in Postgres, but an unsupported version
else if(pgcryptoAvailable!=null && pgcryptoAvailable.compareTo(PostgresUtils.PGCRYPTO_VERSION)<0)
{
System.out.println("\nWARNING: UNSUPPORTED version of PostgreSQL '" + PostgresUtils.PGCRYPTO + "' extension found (version=" + pgcryptoAvailable + ").");
System.out.println(requirementsMsg);
System.out.println("Make sure you are running a supported version of PostgreSQL, and then install " + PostgresUtils.PGCRYPTO + " version >= " + PostgresUtils.PGCRYPTO_VERSION);
System.out.println("The '" + PostgresUtils.PGCRYPTO + "' extension is often provided in the 'postgresql-contrib' package for your operating system.");
}
else if(pgcryptoAvailable==null) // If it's not installed in Postgres
{
System.out.println("\nWARNING: PostgreSQL '" + PostgresUtils.PGCRYPTO + "' extension is NOT AVAILABLE. Please install it into this PostgreSQL instance.");
System.out.println(requirementsMsg);
System.out.println("The '" + PostgresUtils.PGCRYPTO + "' extension is often provided in the 'postgresql-contrib' package for your operating system.");
System.out.println("Once the extension is installed globally, please connect to your DSpace database as a 'superuser' and manually run the following command: ");
System.out.println("\n CREATE EXTENSION " + PostgresUtils.PGCRYPTO + ";\n");
}
}
// Print any database warnings/errors found (if any)
printDBWarnings(connection);
System.exit(0);
}
catch (SQLException e)
{
@@ -260,6 +196,7 @@ public class DatabaseUtils
updateDatabase(dataSource, connection);
}
System.out.println("Done.");
System.exit(0);
}
catch(SQLException e)
{
@@ -277,6 +214,7 @@ public class DatabaseUtils
System.out.println("Attempting to repair any previously failed migrations (or mismatched checksums) via FlywayDB... (Check dspace logs for details)");
flyway.repair();
System.out.println("Done.");
System.exit(0);
}
catch(SQLException|FlywayException e)
{
@@ -291,9 +229,10 @@ public class DatabaseUtils
try (Connection connection = dataSource.getConnection();)
{
System.out.println("\nDatabase URL: " + connection.getMetaData().getURL());
System.out.println("Attempting to validate database status (and migration checksums) via FlywayDB... (Check dspace logs for more details)");
System.out.println("Attempting to validate database status (and migration checksums) via FlywayDB...");
flyway.validate();
System.out.println("Done.");
System.out.println("No errors thrown. Validation succeeded. (Check dspace logs for more details)");
System.exit(0);
}
catch(SQLException|FlywayException e)
{
@@ -305,6 +244,14 @@ public class DatabaseUtils
// "clean" = Run Flyway clean script
else if(argv[0].equalsIgnoreCase("clean"))
{
// If clean is disabled, return immediately
if(flyway.isCleanDisabled())
{
System.out.println("WARNING: 'clean' command is currently disabled, as it is dangerous to run in Production scenarios!");
System.out.println("\n In order to run a 'clean' you first must enable it in your DSpace config by specifying 'db.cleanDisabled=false'.");
System.exit(1);
}
try (Connection connection = dataSource.getConnection())
{
String dbType = getDbType(connection);
@@ -348,6 +295,7 @@ public class DatabaseUtils
System.out.println("Scrubbing database clean... (Check dspace logs for details)");
cleanDatabase(flyway, dataSource);
System.out.println("Done.");
System.exit(0);
}
}
catch(SQLException e)
@@ -366,8 +314,9 @@ public class DatabaseUtils
System.out.println(" - migrate = Migrate the database to the latest version");
System.out.println(" - repair = Attempt to repair any previously failed database migrations or checksum mismatches (via Flyway repair)");
System.out.println(" - validate = Validate current database's migration status (via Flyway validate), validating all migration checksums.");
System.out.println(" - clean = DESTROY all data and tables in database (WARNING there is no going back!)");
System.out.println(" - clean = DESTROY all data and tables in database (WARNING there is no going back!). Requires 'db.cleanDisabled=false' setting in config.");
System.out.println("");
System.exit(0);
}
}
@@ -379,7 +328,95 @@ public class DatabaseUtils
}
}
/**
* Print basic information about the current database to System.out.
* This is utilized by both the 'test' and 'info' commandline options.
* @param connection current database connection
* @throws SQLException if database error occurs
*/
private static void printDBInfo(Connection connection) throws SQLException
{
// Get basic Database info from connection
DatabaseMetaData meta = connection.getMetaData();
String dbType = getDbType(connection);
System.out.println("\nDatabase Type: " + dbType);
System.out.println("Database URL: " + meta.getURL());
System.out.println("Database Schema: " + getSchemaName(connection));
System.out.println("Database Username: " + meta.getUserName());
System.out.println("Database Software: " + meta.getDatabaseProductName() + " version " + meta.getDatabaseProductVersion());
System.out.println("Database Driver: " + meta.getDriverName() + " version " + meta.getDriverVersion());
// For Postgres, report whether pgcrypto is installed
// (If it isn't, we'll also write out warnings...see below)
if(dbType.equals(DBMS_POSTGRES))
{
boolean pgcryptoUpToDate = PostgresUtils.isPgcryptoUpToDate();
Double pgcryptoVersion = PostgresUtils.getPgcryptoInstalledVersion(connection);
System.out.println("PostgreSQL '" + PostgresUtils.PGCRYPTO + "' extension installed/up-to-date? " + pgcryptoUpToDate + " " + ((pgcryptoVersion!=null) ? "(version=" + pgcryptoVersion + ")" : "(not installed)"));
}
}
/**
* Print any warnings about current database setup to System.err (if any).
* This is utilized by both the 'test' and 'info' commandline options.
* @param connection current database connection
* @throws SQLException if database error occurs
*/
private static void printDBWarnings(Connection connection) throws SQLException
{
// Get the DB Type
String dbType = getDbType(connection);
// For PostgreSQL databases, we need to check for the 'pgcrypto' extension.
// If it is NOT properly installed, we'll need to warn the user, as DSpace will be unable to proceed.
if(dbType.equals(DBMS_POSTGRES))
{
// Get version of pgcrypto available in this postgres instance
Double pgcryptoAvailable = PostgresUtils.getPgcryptoAvailableVersion(connection);
// Generic requirements message
String requirementsMsg = "\n** DSpace REQUIRES PostgreSQL >= " + PostgresUtils.POSTGRES_VERSION + " AND " + PostgresUtils.PGCRYPTO + " extension >= " + PostgresUtils.PGCRYPTO_VERSION + " **\n";
// Check if installed in PostgreSQL & a supported version
if(pgcryptoAvailable!=null && pgcryptoAvailable.compareTo(PostgresUtils.PGCRYPTO_VERSION)>=0)
{
// We now know it's available in this Postgres. Let's see if it is installed in this database.
Double pgcryptoInstalled = PostgresUtils.getPgcryptoInstalledVersion(connection);
// Check if installed in database, but outdated version
if(pgcryptoInstalled!=null && pgcryptoInstalled.compareTo(PostgresUtils.PGCRYPTO_VERSION)<0)
{
System.err.println("\nWARNING: Required PostgreSQL '" + PostgresUtils.PGCRYPTO + "' extension is OUTDATED (installed version=" + pgcryptoInstalled + ", available version = " + pgcryptoAvailable + ").");
System.err.println(requirementsMsg);
System.err.println("To update it, please connect to your DSpace database as a 'superuser' and manually run the following command: ");
System.err.println("\n ALTER EXTENSION " + PostgresUtils.PGCRYPTO + " UPDATE TO '" + pgcryptoAvailable + "';\n");
}
else if(pgcryptoInstalled==null) // If it's not installed in database
{
System.err.println("\nWARNING: Required PostgreSQL '" + PostgresUtils.PGCRYPTO + "' extension is NOT INSTALLED on this database.");
System.err.println(requirementsMsg);
System.err.println("To install it, please connect to your DSpace database as a 'superuser' and manually run the following command: ");
System.err.println("\n CREATE EXTENSION " + PostgresUtils.PGCRYPTO + ";\n");
}
}
// Check if installed in Postgres, but an unsupported version
else if(pgcryptoAvailable!=null && pgcryptoAvailable.compareTo(PostgresUtils.PGCRYPTO_VERSION)<0)
{
System.err.println("\nWARNING: UNSUPPORTED version of PostgreSQL '" + PostgresUtils.PGCRYPTO + "' extension found (version=" + pgcryptoAvailable + ").");
System.err.println(requirementsMsg);
System.err.println("Make sure you are running a supported version of PostgreSQL, and then install " + PostgresUtils.PGCRYPTO + " version >= " + PostgresUtils.PGCRYPTO_VERSION);
System.err.println("The '" + PostgresUtils.PGCRYPTO + "' extension is often provided in the 'postgresql-contrib' package for your operating system.");
}
else if(pgcryptoAvailable==null) // If it's not installed in Postgres
{
System.err.println("\nWARNING: PostgreSQL '" + PostgresUtils.PGCRYPTO + "' extension is NOT AVAILABLE. Please install it into this PostgreSQL instance.");
System.err.println(requirementsMsg);
System.err.println("The '" + PostgresUtils.PGCRYPTO + "' extension is often provided in the 'postgresql-contrib' package for your operating system.");
System.err.println("Once the extension is installed globally, please connect to your DSpace database as a 'superuser' and manually run the following command: ");
System.err.println("\n CREATE EXTENSION " + PostgresUtils.PGCRYPTO + ";\n");
}
}
}
/**
* Setup/Initialize the Flyway API to run against our DSpace database
@@ -402,6 +439,9 @@ public class DatabaseUtils
flywaydb.setDataSource(datasource);
flywaydb.setEncoding("UTF-8");
// Default cleanDisabled to "true" (which disallows the ability to run 'database clean')
flywaydb.setCleanDisabled(config.getBooleanProperty("db.cleanDisabled", true));
// Migration scripts are based on DBMS Keyword (see full path below)
String dbType = getDbType(connection);
connection.close();

7
dspace/config/dspace.cfg
View File

@@ -102,6 +102,13 @@ db.maxidle = -1
# pool.
#db.jndi = jdbc/dspace
# Whether or not to allow for an entire 'clean' of the DSpace database.
# Enabling it would allow your database owner to destroy all DSpace data, tables, etc
# by simply running 'dspace database clean' from commandline.
# WARNING: NEVER ENABLE IN PRODUCTION. This tool is for development/testing only.
# (Defaults to 'true', i.e. disabled)
# db.cleanDisabled = true
##### Email settings ######
# SMTP mail server (allows DSpace to send email notifications)