Bash

curl

curl -u login:pass -i -H "content-type:application/json" -X POST http://localhost:15672/api/exchanges/%2Fvhost/exchange/publish \
 -d'{"properties":{},"routing_key":"","payload":"you message","payload_encoding":"string"}'

rabbitmqadmin

rabbitmqadmin uses HTTP API authentication mechanism (basic HTTP authentication).

• Command Line Tools
• Management Command Line Tool

Install

# Install the dependency
yum install python3

# Download the script from the RabbitMQ Server
wget http://<rabbitmq-server-hostname>:15672/cli/rabbitmqadmin

#
chmod 0755 rabbitmqadmin
mv rabbitmqadmin /usr/local/bin
rabbitmqadmin -h

# Verify the connection via HTTP API
 rabbitmqadmin -H <rabbitmq-server-hostname> -u <username> -p <password> list vhosts

while read -r line; do 
  echo $line | rabbitmqadmin publish exchange=amq.default routing_key=my_queue ; 
done < messages

rabbitmqadmin publish exchange=amq.default routing_key=test payload="hello, world"

# With parallel
cat messages | parallel -j 100 \
  ./rabbitmqadmin -H $RABBITMQ_HOST \
                  -u $RABBITMQ_USERNAME \
                  -p $RABBITMQ_PASSWORD  \
                  publish exchange=amq.default \
                  routing_key=myqueue \
                  payload="{}"