admins = [
    'admin@example.vom'
]
'config-type' = 'default'
debug = [ 'server' ]
'default-virtual-host' = 'example.com'
dataSource () {
    default () {
        uri = 'jdbc:postgresql://postgres.example.com/tigase?user=abc-123&password=1234-abc&useSSL=false'
    }
}
http () {
    setup () {
        'admin-password' = 'secretsecret'
        'admin-user' = 'admin'
    }
}
pubsub () {
    trusted = [ 'http@{clusterNode}' ]
}
upload () {}

$ ./tigase.sh upgrade-schema /opt/tigase.conf -R ${DB_ROOT_USER} -A ${DB_ROOT_PASS}
Mar 11, 2021 12:55:24 PM tigase.db.util.SchemaManager loadSchemas
INFO: beginning loading schema files...
Mar 11, 2021 12:55:24 PM tigase.util.dns.DNSResolverDefault <init>
SEVERE: Retrieval of default hostnames failed! Most likely network misconfiguration problem,make sure the local hostname to whichever it is set does resolve to IP address,fallback to: localhost
java.net.UnknownHostException: 25365e843211: 25365e843211: No address associated with hostname
[...]

Mar 11, 2021 12:55:24 PM tigase.util.dns.DNSResolverDefault <init>
WARNING: Resolving default host name: localhost took: 9
[2021-03-11 12:55:25:486] [CONFIG  ] [                  main ] DBSchemaLoader.init()            : Parameters: [adminPassword: null, admins: null, dbHostname: postgres.example.com, dbName: tigase, dbPass: 1234-abc, dbRootPass: 1234-abc, dbRootUser: abc-123, dbType: postgresql, dbUser: abc-123, file: null, ingoreMissingFiles: false, logLevel: CONFIG, query: null, serverTimezone: null, useLegacyDatetimeCode: true, useSSL: false, forceReloadSchema: false, schemaDirectory: database/]
[2021-03-11 12:55:25:489] [INFO    ] [                  main ] DBSchemaLoader.validateDBConnection(): Validating DBConnection, URI: jdbc:postgresql://postgres.example.com/postgres?user=abc-123&password=1234-abc&useSSL=false
[2021-03-11 12:55:25:780] [INFO    ] [                  main ] DBSchemaLoader.validateDBConnection(): Connection OK
[2021-03-11 12:55:25:781] [INFO    ] [                  main ] DBSchemaLoader.validateDBExists(): Validating whether DB Exists, URI: jdbc:postgresql://postgres.example.com/tigase?user=abc-123&password=1234-abc&useSSL=false
[2021-03-11 12:55:25:792] [INFO    ] [                  main ] DBSchemaLoader.lambda$validateDBExists$9(): Exists OK
[2021-03-11 12:55:25:998] [CONFIG  ] [                  main ] DBSchemaLoader.init()            : Parameters: [adminPassword: null, admins: null, dbHostname: postgres.example.com, dbName: tigase, dbPass: 1234-abc, dbRootPass: 1234-abc, dbRootUser: abc-123, dbType: postgresql, dbUser: abc-123, file: null, ingoreMissingFiles: false, logLevel: CONFIG, query: null, serverTimezone: null, useLegacyDatetimeCode: true, useSSL: false, forceReloadSchema: false, schemaDirectory: database/]
[2021-03-11 12:55:25:999] [INFO    ] [                  main ] DBSchemaLoader.validateDBConnection(): Validating DBConnection, URI: jdbc:postgresql://postgres.example.com/postgres?user=abc-123&password=1234-abc&useSSL=false
[2021-03-11 12:55:26:007] [INFO    ] [                  main ] DBSchemaLoader.validateDBConnection(): Connection OK
[2021-03-11 12:55:26:007] [INFO    ] [                  main ] DBSchemaLoader.validateDBExists(): Validating whether DB Exists, URI: jdbc:postgresql://postgres.example.com/tigase?user=abc-123&password=1234-abc&useSSL=false
[2021-03-11 12:55:26:015] [INFO    ] [                  main ] DBSchemaLoader.lambda$validateDBExists$9(): Exists OK
[2021-03-11 12:55:26:016] [CONFIG  ] [                  main ] DBSchemaLoader.loadSchema()      : SchemaInfo:: id: common, repositories: 0; version: 0.0.3
[2021-03-11 12:55:26:027] [CONFIG  ] [                  main ] DBSchemaLoader.loadSchemaFromSQLFiles(): Loading schema common, version: 0.0.3 from files, current: 0.0.3
[2021-03-11 12:55:26:051] [INFO    ] [                  main ] DBSchemaLoader.loadSchema()      : Required schema is already loaded in correct version
Mar 11, 2021 12:55:26 PM tigase.db.util.SchemaManager lambda$loadSchemas$33
INFO: Required schema is already loaded in correct version
Mar 11, 2021 12:55:26 PM tigase.db.util.SchemaManager lambda$loadSchemas$33
INFO: Required schema is already loaded in correct version
Mar 11, 2021 12:55:26 PM tigase.db.util.SchemaManager lambda$loadSchemas$33
INFO: Required schema is already loaded in correct version
Mar 11, 2021 12:55:26 PM tigase.db.util.SchemaManager lambda$loadSchemas$33
INFO: Required schema is already loaded in correct version
Mar 11, 2021 12:55:26 PM tigase.db.util.SchemaManager lambda$loadSchemas$33
INFO: Required schema is already loaded in correct version
[2021-03-11 12:55:26:127] [WARNING ] [                  main ] DBSchemaLoader.addXmppAdminAccount(): Database schema is invalid
[2021-03-11 12:55:26:127] [WARNING ] [                  main ] DBSchemaLoader.postInstallation(): Database schema is invalid
Mar 11, 2021 12:55:26 PM tigase.db.util.SchemaManager loadSchemas
INFO: schema loading finished!




  =============================================================================
        Schema upgrade finished

  Data source: default with uri jdbc:postgresql://postgres.example.com/tigase?user=abc-123&password=1234-abc&useSSL=false
        Checking connection to database ok
        Checking if database exists     ok
        Loading Common Schema Files     skipped
                Message: Required schema is already loaded in correct version
        Skipping schema: Tigase Message Archiving Component, version: 2.1.0-b269/1a9d06e9 (database version: 2.1.0-b269)        skipped
        Skipping schema: Tigase XMPP Server (Core), version: 8.1.0-b5641/99fb6fd4 (database version: 8.1.0)     skipped
        Skipping schema: Tigase MUC Component, version: 3.1.1-b643/96806982 (database version: 3.1.1-b643)      skipped
        Skipping schema: Tigase HTTP API - File Upload, version: 2.1.0-b341/812469a6 (database version: 2.1.0-b341)     skipped
        Skipping schema: Tigase PubSub Component, version: 4.1.0-b715/821100fb (database version: 4.1.0)        skipped
        Adding XMPP admin accounts      error
                Message: Database schema is invalid
        Post installation action        error
                Message: Database schema is invalid
  =============================================================================