Creating cluster with DNS aliases breaks

[Grokzen]

I tried to create a redis cluster with DNS names instead of IP addresses and i got this error

root@06b360f951ae:/# ruby /redis/src/redis-trib.rb create --replicas 1 redis-cluster.docker:7000 redis-cluster.docker:7001 redis-cluster.docker:7002 redis-cluster.docker:7003 redis-cluster.docker:7004 redis-cluster.docker:7005
>>> Creating cluster
Connecting to node redis-cluster.docker:7000: OK
Connecting to node redis-cluster.docker:7001: OK
Connecting to node redis-cluster.docker:7002: OK
Connecting to node redis-cluster.docker:7003: OK
Connecting to node redis-cluster.docker:7004: OK
Connecting to node redis-cluster.docker:7005: OK
>>> Performing hash slots allocation on 6 nodes...
Using 3 masters:
redis-cluster.docker:7000
redis-cluster.docker:7001
redis-cluster.docker:7002
Adding replica redis-cluster.docker:7003 to redis-cluster.docker:7000
Adding replica redis-cluster.docker:7004 to redis-cluster.docker:7001
Adding replica redis-cluster.docker:7005 to redis-cluster.docker:7002
M: 4ee26d3c0295bc439b8324b518d284d140d10ba1 redis-cluster.docker:7000
   slots:0-5460 (5461 slots) master
M: 1d9747b10f77dfbe9e01bc56df39e941b53a598e redis-cluster.docker:7001
   slots:5461-10922 (5462 slots) master
M: f97e849fa89b3e7043585823095e604bb4857dec redis-cluster.docker:7002
   slots:10923-16383 (5461 slots) master
S: 1d4db5cbe74d88a1c448ac5dceb040b4dda51c0b redis-cluster.docker:7003
   replicates 4ee26d3c0295bc439b8324b518d284d140d10ba1
S: d7c12ffa57d7709a9d4d8fa6b6b8a7cffb2f3e1d redis-cluster.docker:7004
   replicates 1d9747b10f77dfbe9e01bc56df39e941b53a598e
S: 829acc76ecfea0c2f6124e7e16362b8ec28a97b3 redis-cluster.docker:7005
   replicates f97e849fa89b3e7043585823095e604bb4857dec
Can I set the above configuration? (type 'yes' to accept): yes
>>> Nodes configuration updated
>>> Assign a different config epoch to each node
>>> Sending CLUSTER MEET messages to join the cluster
/var/lib/gems/1.8/gems/redis-3.2.1/lib/redis/client.rb:113:in `call': ERR Invalid node address specified: redis-cluster.docker:7000 (Redis::CommandError)
    from /var/lib/gems/1.8/gems/redis-3.2.1/lib/redis.rb:2556:in `method_missing'
    from /var/lib/gems/1.8/gems/redis-3.2.1/lib/redis.rb:37:in `synchronize'
    from /usr/lib/ruby/1.8/monitor.rb:242:in `mon_synchronize'
    from /var/lib/gems/1.8/gems/redis-3.2.1/lib/redis.rb:37:in `synchronize'
    from /var/lib/gems/1.8/gems/redis-3.2.1/lib/redis.rb:2555:in `method_missing'
    from /redis/src/redis-trib.rb:692:in `join_cluster'
    from /redis/src/redis-trib.rb:690:in `each'
    from /redis/src/redis-trib.rb:690:in `join_cluster'
    from /redis/src/redis-trib.rb:1002:in `create_cluster_cmd'
    from /redis/src/redis-trib.rb:1373:in `send'
    from /redis/src/redis-trib.rb:1373

[badboy]

Currently Cluster doesn't support hostnames, see #2186, #2410, #2323

[Grokzen]

Ah, good stuff, Closing because of dupe then :]