Does this support zeromq?

[encryptblockr]

Trying to setup websocket connection to bitcoin node based on the zeromq documentation here https://github.com/bitcoin/bitcoin/blob/master/doc/zmq.md

does this docker image support zeromq setup?

[encryptblockr]

anyone willing to help?

[dev7ba]

I'm using it without problems in mempoolexplorer.com. but I haven't pushed the code yet.

[encryptblockr]

can you please share what you did? here is my bitcoin.conf file

testnet=0
regtest=0
server=1
rpcuser=test-user
rpcpassword=test-password
rpcport=8332
maxconnections=32
printtoconsole=1
prune=1024
zmqpubrawblock=tcp://127.0.0.1:3000
zmqpubrawtx=tcp://127.0.0.1:3000
zmqpubhashtx=tcp://127.0.0.1:3000
zmqpubhashblock=tcp://127.0.0.1:3000

here is docker-compose.yaml

version: '3.9'

services:
  bitcoin:
    image: kylemanna/bitcoind
    restart: always
    container_name: bitcoin
    volumes:
      - ./bitcoin.conf:/bitcoin/.bitcoin/bitcoin.conf
      - bitcoin-data:/bitcoin/.bitcoin
    ports:
      - 8333:8333   #p2p network
      - 8332:8332   #rpc
      - 3000:3000   #zeromq

volumes:
  bitcoin-data:
    name: bitcoin-data

and here is how i ran the container

docker compose -p bitcoin -f docker-compose.yaml up -d --build

but it is not working when i try to connect to it via port 3000

can you please tell me what i need to do or change for it to work? will really appreciate it thanks

[dev7ba]

The code of mempoolexplorer.com is in https://github.com/mempoolexplorer/mempoolexplorer My bitcoin.conf is below.

# [rpc]
# Username for JSON-RPC connections
rpcuser=*******
# Password for JSON-RPC connections
rpcpassword=**********
# rpc ips allowed
rpcallowip=192.168.1.39
rpcallowip=192.168.3.2
rpcallowip=172.18.0.2
rpcallowip=172.18.0.5
maxmempool=2000

# Accept transaction replace-by-fee without requiring replaceability signaling.
mempoolfullrbf=1

# Set database cache size in megabytes; machines sync faster with a larger cache. Recommend setting as high as possible based upon machine's available RAM.
dbcache=4000

# Maintain a full transaction index, used by the getrawtransaction rpc call.
txindex=1

# zmq publication 
zmqpubsequence=tcp://172.18.0.5:29000
[main]
rpcbind=172.18.0.5
rpcbind=localhost
bind=127.0.0.1
disablewallet=1

# network
onion=127.0.0.1:9050
#onlynet=onion
listen=1

[encryptblockr]

did you read what my issue is? also i am looking for what i have wrong or need to fix you sent me what you have for bitcoin.conf without saying anything of my situation

i am unable to reach the port 3000, so not sure what am doing wrong or if i missed a setting

[encryptblockr]

@dev7ba ???

[encryptblockr]

@petertodd

can you help with way to fix my issue? am i missing certain bitcon.conf settings to be able have the zeromq listing on port 3000?

will appreciate it, thanks