rabbitmqctl

Wat het doet

Zo schrijf je het

rabbitmqctl COMMAND [ARGS]
rabbitmq-diagnostics check_running|status|...

Belangrijkste delen

Commands

status

Node status.

list_queues name messages consumers

Queues and their depth.

add_user / change_password / delete_user

Users.

set_user_tags USER administrator|monitoring

UI rights.

add_vhost / list_vhosts

Virtual hosts (separate spaces).

set_permissions -p VHOST USER CONF WRITE READ

Rights (regex).

list_users / list_permissions

Show users / rights.

list_connections / list_channels

Who is connected.

purge_queue NAME

Delete all messages in a queue.

cluster_status

Cluster members.

Meest gebruikt

Niets past bij dit filter.

$ als gewone gebruiker# als root (of met sudo)

1. 1Run in a container for a lab

   $podman run -d --name rmq -p 127.0.0.1:5672:5672 -p 127.0.0.1:15672:15672 docker.io/library/rabbitmq:4.0-management

2. 2Check health

   #rabbitmq-diagnostics check_running
   #rabbitmq-diagnostics check_port_connectivity
   #rabbitmqctl status | head -30

3. 3Remove the default guest user, add an admin

   #rabbitmqctl add_user admin
   #rabbitmqctl set_user_tags admin administrator
   #rabbitmqctl delete_user guest

4. 4One vhost and one user per app (least privilege)

   #rabbitmqctl add_vhost shop
   #rabbitmqctl add_user shop-app
   #rabbitmqctl set_permissions -p shop shop-app '^shop\..*' '^shop\..*' '^shop\..*'

5. 5Watch queue depth

   #rabbitmqctl list_queues -p shop name messages consumers
   #watch -n 5 "rabbitmqctl list_queues -p shop name messages"

6. 6Who is connected

   #rabbitmqctl list_connections user peer_host state

7. 7Turn on Prometheus metrics

   #rabbitmq-plugins enable rabbitmq_prometheus
   $curl -s localhost:15692/metrics | grep rabbitmq_queue_messages_ready | head

8. 8Require TLS for clients

   #cat /etc/rabbitmq/rabbitmq.conf
   listeners.tcp = none
   listeners.ssl.default = 5671
   ssl_options.cacertfile = /etc/rabbitmq/ca.crt
   ssl_options.certfile = /etc/rabbitmq/server.crt
   ssl_options.keyfile = /etc/rabbitmq/server.key

9. 9Empty a broken queue (careful)

   #rabbitmqctl purge_queue -p shop shop.emails.retry

10. 10Cluster status

    #rabbitmqctl cluster_status

Niets past bij dit filter.

Bestanden

/etc/rabbitmq/rabbitmq.conf

Config.

/var/lib/rabbitmq/

Data and the Erlang cookie (keep it secret).

/var/log/rabbitmq/

Logs.

Exitcodes