[CASSANDRA-3391] CFM.toAvro() incorrectly serialises key_validation_class defn

• Type: Bug
• Status: Resolved
• Priority: Low
• Resolution: Fixed
• Fix Version/s: 0.8.8, 1.0.1
• Severity: Low
• Assignee: Aaron Morton
• Reporter: Aaron Morton

Authors

Aaron Morton

Reviewers

Sylvain Lebresne

• Created: 20/Oct/11 22:26
• Updated: 16/Apr/19 09:32
• Resolved: 21/Oct/11 13:43

Description

see http://www.mail-archive.com/[e-mail]/msg18132.html

Repo with

create keyspace Stats with placement_strategy = 'org.apache.cassandra.locator.SimpleStrategy' and strategy_options={replication_factor:1};

use Stats;

create column family Sample_Stats with default_validation_class=CounterColumnType
    and key_validation_class='CompositeType(UTF8Type,UTF8Type)'
    and comparator='CompositeType(UTF8Type, UTF8Type)'
    and replicate_on_write=true;

[default@Stats] describe cluster;
Cluster Information:
   Snitch: org.apache.cassandra.locator.SimpleSnitch
   Partitioner: org.apache.cassandra.dht.RandomPartitioner
   Schema versions: 
	1d39bbf0-fb60-11e0-0000-242d50cf1ffd: [127.0.0.1]

Stop and restart the node

ERROR 10:12:22,729 Exception encountered during startup
java.lang.RuntimeException: Could not inflate CFMetaData for {"keyspace": "Stats", "name": "Sample_Stats", "column_type": "Standard", "comparator_type": "org.apache.cassandra.db.marshal.CompositeType(org.apache.cassandra.db.marshal.UTF8Type,org.apache.cassandra.db.marshal.UTF8Type)", "subcomparator_type": null, "comment": "", "row_cache_size": 0.0, "key_cache_size": 200000.0, "read_repair_chance": 1.0, "replicate_on_write": true, "gc_grace_seconds": 864000, "default_validation_class": "org.apache.cassandra.db.marshal.CounterColumnType", "key_validation_class": "org.apache.cassandra.db.marshal.CompositeType", "min_compaction_threshold": 4, "max_compaction_threshold": 32, "row_cache_save_period_in_seconds": 0, "key_cache_save_period_in_seconds": 14400, "row_cache_keys_to_save": 2147483647, "merge_shards_chance": 0.1, "id": 1000, "column_metadata": [], "row_cache_provider": "org.apache.cassandra.cache.ConcurrentLinkedHashCacheProvider", "key_alias": null, "compaction_strategy": "org.apache.cassandra.db.compaction.SizeTieredCompactionStrategy", "compaction_strategy_options": {}, "compression_options": {}}
	at org.apache.cassandra.config.CFMetaData.fromAvro(CFMetaData.java:362)
	at org.apache.cassandra.config.KSMetaData.fromAvro(KSMetaData.java:193)
	at org.apache.cassandra.db.DefsTable.loadFromStorage(DefsTable.java:99)
	at org.apache.cassandra.config.DatabaseDescriptor.loadSchemas(DatabaseDescriptor.java:502)
	at org.apache.cassandra.service.AbstractCassandraDaemon.setup(AbstractCassandraDaemon.java:161)
	at org.apache.cassandra.service.AbstractCassandraDaemon.activate(AbstractCassandraDaemon.java:337)
	at org.apache.cassandra.thrift.CassandraDaemon.main(CassandraDaemon.java:106)
Caused by: org.apache.cassandra.config.ConfigurationException: Invalid definition for comparator org.apache.cassandra.db.marshal.CompositeType.
	at org.apache.cassandra.db.marshal.TypeParser.getRawAbstractType(TypeParser.java:319)
	at org.apache.cassandra.db.marshal.TypeParser.getAbstractType(TypeParser.java:247)
	at org.apache.cassandra.db.marshal.TypeParser.parse(TypeParser.java:83)
	at org.apache.cassandra.db.marshal.TypeParser.parse(TypeParser.java:92)
	at org.apache.cassandra.config.CFMetaData.fromAvro(CFMetaData.java:358)
	... 6 more
Caused by: org.apache.cassandra.config.ConfigurationException: Nonsensical empty parameter list for CompositeType
	at org.apache.cassandra.db.marshal.CompositeType.getInstance(CompositeType.java:67)
	at org.apache.cassandra.db.marshal.CompositeType.getInstance(CompositeType.java:61)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at org.apache.cassandra.db.marshal.TypeParser.getRawAbstractType(TypeParser.java:307)
	... 10 more

Will post the patch in a minute.