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A command line tool for RabbitMQ that uses the HTTP API

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rabbitmq/rabbitmqadmin-ng

rabbitmqadmin v2 is a major revision ofrabbitmqadmin, one of theRabbitMQ CLI toolsthat target theHTTP API.

If you are migrating from the originalrabbitqadmin, please seeBreaking or Potentially Breaking Changesto learn about the breaking changes in the command line interface.

The general "shape and feel" of the interface is still very similar torabbitmqadmin v1.

Supported RabbitMQ Series

rabbitmqadmin v2 targets

  • Open source RabbitMQ4.x
  • Open source RabbitMQ3.13.x (specifically for the command groups and commands related to upgrades)
  • Tanzu RabbitMQ4.x
  • Tanzu RabbitMQ3.13.x

Getting Started

Installation

Binary Releases

To download a binary build, seeReleases.

Building from Source withcargo install

On platforms not covered by the binary builds,rabbitmqadmin v2 can be installed withCargo:

cargo install rabbitmqadmin

Documentation

For usage documentation, see thededicated RabbitMQ doc guide and/orUsage below.

Getting Help

Please use GitHub Discussions in this repository andRabbitMQ community Discord server.

Project Maturity

This version ofrabbitmqadmin should be considered reasonably mature to be used.

Before migrating, please seeBreaking or Potentially Breaking Changes to learn about a few breaking change in the interface.

Usage

Exploring Available Command Groups and Sub-commands

To explore what command groups are available, use

rabbitmqadminhelp

which will output a list of command groups:

Usage: rabbitmqadmin [OPTIONS] <COMMAND>Commands:  bindings             Operations on bindings  channels             Operations on channels  close                Closes connections  connections          Operations on connections  declare              Creates or declares objects  definitions          Operations on definitions (everything except for messages: virtual hosts, queues, streams, exchanges, bindings, users, etc)  delete               Deletes objects  deprecated_features  Operations on deprecated features  exchanges            Operations on exchanges  export               See 'definitions export'  feature_flags        Operations on feature flags  federation           Operations on federation upstreams and links  get                  Fetches message(s) from a queue or stream via polling. Only suitable for development and test environments.  global_parameters    Operations on global runtime parameters  health_check         Runs health checks  import               See 'definitions import'  list                 Lists objects  nodes                Node operations  operator_policies    Operations on operator policies  parameters           Operations on runtime parameters  policies             Operations on policies  publish              Publishes (inefficiently) message(s) to a queue or a stream. Only suitable for development and test environments.  purge                Purges queues  queues               Operations on queues  rebalance            Rebalancing of leader replicas  show                 Overview, memory footprint breakdown, and more  shovels              Operations on shovels  streams              Operations on streams  tanzu                Tanzu RabbitMQ-specific commands  users                Operations on users  vhosts               Virtual host operations  help                 Print this message or the help of the given subcommand(s)

To explore commands in a specific group, use

rabbitmqadmin {group name}help

Exploring the CLI withhelp,--help

To learn about what command groups and specific commands are available, run

rabbitmqadminhelp

This flag can be appended to a command or subcommand to get command-specific documentation:

rabbitmqadmindeclare queue --help# => creates or declares things# =># => Usage: rabbitmqadmin declare [object]# => ...

Alternatively, thehelp subcommand can be given a command name. It's the equivalentof tagging on--help at the end of command name:

rabbitmqadmindeclarehelp queue# => declares a queue or a stream# =># => Usage: rabbitmqadmin declare queue [OPTIONS] --name <name>

More specific examples are covered in the Examples section below.

Interactive vs. Use in Scripts

Like the original version,rabbitmqadmin v2 is first and foremost built for interactive useby humans. Many commands will output formatted tables, for example:

rabbitmqadmin show overview

will output a table that looks like this:

┌───────────────────────────────────────────────────────────────────┬─────────────────────────────────────────────────────────────────────────────────────────────────┐│ Overview                                                                                                                                                            │├───────────────────────────────────────────────────────────────────┼─────────────────────────────────────────────────────────────────────────────────────────────────┤│ key                                                               │ value                                                                                           │├───────────────────────────────────────────────────────────────────┼─────────────────────────────────────────────────────────────────────────────────────────────────┤│ Product name                                                      │ RabbitMQ                                                                                        │├───────────────────────────────────────────────────────────────────┼─────────────────────────────────────────────────────────────────────────────────────────────────┤│ Product version                                                   │ 4.1.1                                                                                           │├───────────────────────────────────────────────────────────────────┼─────────────────────────────────────────────────────────────────────────────────────────────────┤│ RabbitMQ version                                                  │ 4.1.1                                                                                           │├───────────────────────────────────────────────────────────────────┼─────────────────────────────────────────────────────────────────────────────────────────────────┤│ Erlang version                                                    │ 27.3.4                                                                                          │├───────────────────────────────────────────────────────────────────┼─────────────────────────────────────────────────────────────────────────────────────────────────┤│ Erlang details                                                    │ Erlang/OTP 27 [erts-15.2.5] [source] [64-bit] [smp:10:10] [ds:10:10:10] [async-threads:1] [jit] │├───────────────────────────────────────────────────────────────────┼─────────────────────────────────────────────────────────────────────────────────────────────────┤│ Connections (total)                                               │ 4                                                                                               │├───────────────────────────────────────────────────────────────────┼─────────────────────────────────────────────────────────────────────────────────────────────────┤│ AMQP 0-9-1 channels (total)                                       │ 4                                                                                               │├───────────────────────────────────────────────────────────────────┼─────────────────────────────────────────────────────────────────────────────────────────────────┤│ Queues and streams (total)                                        │ 4                                                                                               │├───────────────────────────────────────────────────────────────────┼─────────────────────────────────────────────────────────────────────────────────────────────────┤│ Consumers (total)                                                 │ 4                                                                                               │├───────────────────────────────────────────────────────────────────┼─────────────────────────────────────────────────────────────────────────────────────────────────┤│ Messages (total)                                                  │ 222                                                                                             │├───────────────────────────────────────────────────────────────────┼─────────────────────────────────────────────────────────────────────────────────────────────────┤│ Messages ready for delivery (total)                               │ 2                                                                                               │├───────────────────────────────────────────────────────────────────┼─────────────────────────────────────────────────────────────────────────────────────────────────┤│ Messages delivered but unacknowledged by consumers (total)        │ 220                                                                                             │├───────────────────────────────────────────────────────────────────┼─────────────────────────────────────────────────────────────────────────────────────────────────┤│ Publishing (ingress) rate (global)                                │                                                                                                 │├───────────────────────────────────────────────────────────────────┼─────────────────────────────────────────────────────────────────────────────────────────────────┤│ Publishing confirm rate (global)                                  │                                                                                                 │├───────────────────────────────────────────────────────────────────┼─────────────────────────────────────────────────────────────────────────────────────────────────┤│ Consumer delivery (egress) rate (global)                          │                                                                                                 │├───────────────────────────────────────────────────────────────────┼─────────────────────────────────────────────────────────────────────────────────────────────────┤│ Consumer delivery in automatic acknowledgement mode rate (global) │                                                                                                 │├───────────────────────────────────────────────────────────────────┼─────────────────────────────────────────────────────────────────────────────────────────────────┤│ Consumer acknowledgement rate (global)                            │                                                                                                 │├───────────────────────────────────────────────────────────────────┼─────────────────────────────────────────────────────────────────────────────────────────────────┤│ Unroutable messages: returned-to-publisher rate (global)          │                                                                                                 │├───────────────────────────────────────────────────────────────────┼─────────────────────────────────────────────────────────────────────────────────────────────────┤│ Unroutable messages: dropped rate (global)                        │                                                                                                 │├───────────────────────────────────────────────────────────────────┼─────────────────────────────────────────────────────────────────────────────────────────────────┤│ Cluster tags                                                      │ "az": "us-east-3"                                                                               ││                                                                   │ "environment": "production"                                                                     ││                                                                   │ "region": "us-east"                                                                             ││                                                                   │                                                                                                 │├───────────────────────────────────────────────────────────────────┼─────────────────────────────────────────────────────────────────────────────────────────────────┤│ Node tags                                                         │ "environment": "production"                                                                     ││                                                                   │ "instance": "xlarge.m3"                                                                         ││                                                                   │                                                                                                 │└───────────────────────────────────────────────────────────────────┴─────────────────────────────────────────────────────────────────────────────────────────────────┘

As it is easy to observe, parsing such output in a script will be challenging.

For this reason,rabbitmqadmin v2 can render results in a way that would be much more friendlyfor scripting if the--non-interactive flag is passed. It is a global flag so it must bepassed before the command and subcommand name:

rabbitmqadmin --non-interactive show overview

The output of the above command will not include any table borders and will is much easier to parseas a result:

keyProduct name                                                      RabbitMQProduct version                                                   4.1.1RabbitMQ version                                                  4.1.1Erlang version                                                    27.3.4Erlang details                                                    Erlang/OTP 27 [erts-15.2.7] [source] [64-bit] [smp:10:10] [ds:10:10:10] [async-threads:1] [jit]Connections (total)                                               0AMQP 0-9-1 channels (total)                                       0Queues and streams (total)                                        3Consumers (total)                                                 0Messages (total)                                                  0Messages ready for delivery (total)                               0Messages delivered but unacknowledged by consumers (total)        0Publishing (ingress) rate (global)Publishing confirm rate (global)Consumer delivery (egress) rate (global)Consumer delivery in automatic acknowledgement mode rate (global)Consumer acknowledgement rate (global)Unroutable messages: returned-to-publisher rate (global)Unroutable messages: dropped rate (global)Cluster tags                                                      "az": "us-east-3","environment": "production","region": "us-east",Node tags                                                         "environment": "production","instance": "xlarge.m3",

Retrieving Basic Node Information

rabbitmqadmin show overview

will display essential node information in tabular form.

Retrieving Connection, Queue/Stream, Channel Churn Information

Helps assess connection, queue/stream, channelchurn metrics in the cluster.

rabbitmqadmin show churn

Listing cluster nodes

rabbitmqadmin list nodes

Listing virtual hosts

rabbitmqadmin list vhosts

Listing users

rabbitmqadmin list users

Listing queues

rabbitmqadmin list queues
rabbitmqadmin --vhost"monitoring" list queues

Listing exchanges

rabbitmqadmin list exchanges
rabbitmqadmin --vhost"events" list exchanges

Listing bindings

rabbitmqadmin list bindings
rabbitmqadmin --vhost"events" list bindings

Create a Virtual Host

rabbitmqadmindeclare vhost --name"vh-789" --default-queue-type"quorum" --description"Used to reproduce issue #789"

Delete a Virtual Host

rabbitmqadmin delete vhost --name"vh-789"
# --idempotently means that 404 Not Found responses will not be  considered errorsrabbitmqadmin delete vhost --name"vh-789" --idempotently

Declare a Queue

rabbitmqadmin --vhost"events"declare queue --name"target.quorum.queue.name" --type"quorum" --durabletrue
rabbitmqadmin --vhost"events"declare queue --name"target.stream.name" --type"stream" --durabletrue
rabbitmqadmin --vhost"events"declare queue --name"target.classic.queue.name" --type"classic" --durabletrue --auto-deletefalse

Purge a queue

rabbitmqadmin --vhost "events" purge queue --name "target.queue.name"

Delete a queue

rabbitmqadmin --vhost"events" delete queue --name"target.queue.name"
# --idempotently means that 404 Not Found responses will not be  considered errorsrabbitmqadmin --vhost"events" delete queue --name"target.queue.name" --idempotently

Declare an Exchange

rabbitmqadmin --vhost"events"declare exchange --name"events.all_types.topic" --type"topic" --durabletrue
rabbitmqadmin --vhost"events"declare exchange --name"events.all_type.uncategorized" --type"fanout" --durabletrue --auto-deletefalse
rabbitmqadmin --vhost"events"declare exchange --name"local.random.c60bda92" --type"x-local-random" --durabletrue

Delete an exchange

rabbitmqadmin --vhost"events" delete exchange --name"target.exchange.name"
# --idempotently means that 404 Not Found responses will not be  considered errorsrabbitmqadmin --vhost"events" delete exchange --name"target.exchange.name" --idempotently

Inspecting Node Memory Breakdown

There are two commands for reasoning about targetnode's memory footprint:

# displays a breakdown in bytesrabbitmqadmin show memory_breakdown_in_bytes --node'rabbit@hostname'
# displays a breakdown in percentrabbitmqadmin show memory_breakdown_in_percent --node'rabbit@hostname'

Example output ofshow memory_breakdown_in_percent:

┌────────────────────────────────────────┬────────────┐│ key                                    │ percentage │├────────────────────────────────────────┼────────────┤│ total                                  │ 100%       │├────────────────────────────────────────┼────────────┤│ Binary heap                            │ 45.10%     │├────────────────────────────────────────┼────────────┤│ Allocated but unused                   │ 23.45%     │├────────────────────────────────────────┼────────────┤│ Quorum queue ETS tables                │ 23.05%     │├────────────────────────────────────────┼────────────┤│ Other processes                        │ 5.32%      │├────────────────────────────────────────┼────────────┤│ Other (used by the runtime)            │ 4.98%      │├────────────────────────────────────────┼────────────┤│ Code                                   │ 4.54%      │├────────────────────────────────────────┼────────────┤│ Client connections: others processes   │ 3.64%      │├────────────────────────────────────────┼────────────┤│ Management stats database              │ 3.48%      │├────────────────────────────────────────┼────────────┤│ Client connections: reader processes   │ 3.22%      │├────────────────────────────────────────┼────────────┤│ Plugins and their data                 │ 3.12%      │├────────────────────────────────────────┼────────────┤│ Other (ETS tables)                     │ 1.55%      │├────────────────────────────────────────┼────────────┤│ Metrics data                           │ 0.66%      │├────────────────────────────────────────┼────────────┤│ AMQP 0-9-1 channels                    │ 0.40%      │├────────────────────────────────────────┼────────────┤│ Message store indices                  │ 0.27%      │├────────────────────────────────────────┼────────────┤│ Atom table                             │ 0.24%      │├────────────────────────────────────────┼────────────┤│ Client connections: writer processes   │ 0.19%      │├────────────────────────────────────────┼────────────┤│ Quorum queue replica processes         │ 0.10%      │├────────────────────────────────────────┼────────────┤│ Stream replica processes               │ 0.07%      │├────────────────────────────────────────┼────────────┤│ Mnesia                                 │ 0.02%      │├────────────────────────────────────────┼────────────┤│ Metadata store                         │ 0.02%      │├────────────────────────────────────────┼────────────┤│ Stream coordinator processes           │ 0.02%      │├────────────────────────────────────────┼────────────┤│ Classic queue processes                │ 0.00%      │├────────────────────────────────────────┼────────────┤│ Metadata store ETS tables              │ 0.00%      │├────────────────────────────────────────┼────────────┤│ Stream replica reader processes        │ 0.00%      │├────────────────────────────────────────┼────────────┤│ Reserved by the kernel but unallocated │ 0.00%      │└────────────────────────────────────────┴────────────┘

Note that there aretwo different supported strategiesfor computing memory footprint of a node.rabbitmqadmin will use the greater valuefor 100% when computing the relative share in percent for each category.

Other factors that can affect the precision of percentage values reportedareruntime allocatorbehavior nuances and thekernel page cache.

List feature flags and their state

rabbitmqadmin feature_flags list
# same command as aboverabbitmqadmin list feature_flags

Enable a feature flag

rabbitmqadmin feature_flagsenable rabbitmq_4.0.0

Enable all stable feature flags

rabbitmqadmin feature_flags enable_all

List deprecated features in use in the cluster

rabbitmqadmin deprecated_features list_used

List all deprecated features

rabbitmqadmin deprecated_features list
# same command as aboverabbitmqadmin list deprecated_features

Export Definitions

To exportdefinitions to standard output, usedefinitions export --stdout:

rabbitmqadmin definitionsexport --stdout

To export definitions to a file, usedefinitions export --file /path/to/definitions.file.json:

rabbitmqadmin definitionsexport --file /path/to/definitions.file.json

Export and Transform Definitions

definitions export can transform the exported JSON definitions file it gets from thetarget node. This is done by applying one or more transformations to the exportedJSON file.

This can be useful to remove classic queue mirroring-related keys (such asha-mode) from a definitionsset originating from a 3.13.x node, or to obfuscate usernames and passwords, or exclude certain definitions filesections entirely.

To specify what transformations should be applied, use the--transformations options,which takes a comma-separated list of supported operation names.

The following table explains what transformations are available and what they do:

Transformation nameDescription
strip_cmq_keys_from_policiesDeletes all classic queue mirroring-related keys (such asha-mode) from all exported policies.

Must be followed bydrop_empty_policies to strip off the policies whose definition has become empty (and thus invalid at import time) after the removal of all classic queue mirroring-related keys
drop_empty_policiesShould be used afterstrip_cmq_keys_from_policies to strip off the policies whose definition has become empty (and thus invalid at import time) after the removal of all classic queue mirroring-related keys
obfuscate_usernamesReplaces usernames and passwords with dummy values.

For usernames the values used are:obfuscated-username-1,obfuscated-username-2, and so on.

For passwords the values generated are:password-1,password-2, and so forth.

This transformations updates both the users and the permissions sections, consistently
exclude_usersRemoves all users from the result. Commonly used together withexclude_permissions
exclude_permissionsRemoves all permissions from the result. Commonly used together withexclude_users
exclude_runtime_parametersRemoves all runtime parameters (including federation upstreams, shovels, WSR and SDS settings in Tanzu RabbitMQ) from the result
exclude_policiesRemoves all policies from the result
no_opDoes nothing. Can be used as the default in dynamically computed transformation lists, e.g. in scripts

Examples

The following command applies two transformations namedstrip_cmq_keys_from_policies anddrop_empty_policiesthat will strip all classic queue mirroring-related policy keys that RabbitMQ 3.13 nodes supported,then removes the policies that did not have any keys left (ended up having an empty definition):

# strips classic mirrored queue-related policy keys from the exported definitions, then prints them# to the standard output streamrabbitmqadmin definitionsexport --stdout --transformations strip_cmq_keys_from_policies,drop_empty_policies

The following example exports definitions without users and permissions:

# removes users and user permissions from the exported definitions, then prints them# to the standard output streamrabbitmqadmin definitionsexport --stdout --transformations exclude_users,exclude_permissions

To export definitions with usernames replaced by dummy values (usernames:obfuscated-username-1,obfuscated-username-2, and so on;passwords:password-1,password-2, and so forth), use theobfuscate_usernames transformation:

rabbitmqadmin definitionsexport --file /path/to/definitions.file.json --transformations obfuscate_usernames

Declare a Policy

rabbitmqadmin --vhost"vh-1" policiesdeclare \  --name"policy-name-1" \  --pattern'^cq.1\..+' \  --apply-to"queues" \  --priority 10 \  --definition'{"max-length": 1000000}'

Delete a Policy

rabbitmqadmin --vhost"vh-1" policies delete --name"policy-name-1"

List All Policies

rabbitmqadmin policies list

List Policies in A Virtual Host

rabbitmqadmin --vhost"vh-1" policies list_in

List Policies Matching an Object

rabbitmqadmin --vhost"vh-1" policies list_matching_object --name"cq.1" --type"classic_queue"rabbitmqadmin --vhost"vh-1" policies list_matching_object --name"qq.1" --type"quorum_queue"rabbitmqadmin --vhost"vh-1" policies list_matching_object --name"topics.events" --type"exchange"

Patch (Perform a Partial Update on) a Policy

rabbitmqadmin --vhost"vh-1" policies patch \  --name"policy-name-1" \  --definition'{"max-length": 7777777, "max-length-bytes": 3333333333}'

Remove One Or More Policy Definition Keys

rabbitmqadmin policies delete_definition_keys \  --name"policy-name-2" \  --definition-keys max-length-bytes,max-length

Declare anOverride Policy

Override policies are temporarily declaredpolicies that match the same objects as an existing policy but have a higher priorityand a slightly different definition.

This is a potentially safer alternative to patching policies, say, duringBlue-Green deployment migrations.

Override policies are meant to be relatively short lived.

rabbitmqadmin --vhost"vh-1" policies declare_override \  --name"policy-name-1" \  --override-name"tmp.overrides.policy-name-1" \  --apply-to"queues" \  --definition'{"federation-upstream-set": "all"}'

Ablanket policy is a policy with a negative priority thatmatches all names. That is, it is a policy that matches everything not matched by other policies (that usuallywill have positive priorities).

Blanket policies are most useful in combination with override policiescovered above duringBlue-Green deployment migrations.

Blanket policies are meant to be relatively short lived.

rabbitmqadmin --vhost"vh-1" policies declare_blanket \  --name"blanket-queuues" \  --apply-to"queues" \  --definition'{"federation-upstream-set": "all"}'

Import Definition

To import definitions from the standard input, usedefinitions import --stdin:

cat /path/to/definitions.file.json| rabbitmqadmin definitions import --stdin

To import definitions from a file, usedefinitions import --file /path/to/definitions.file.json:

rabbitmqadmin definitions import --file /path/to/definitions.file.json

Declare an AMQP 0-9-1 Shovel

To declare adynamic shovel that uses AMQP 0-9-1 for both source and desitnation, useshovel declare_amqp091:

rabbitmqadmin shovel declare_amqp091 --name my-amqp091-shovel \    --source-uri amqp://username:s3KrE7@source.hostname:5672 \    --destination-uri amqp://username:s3KrE7@source.hostname:5672 \    --ack-mode"on-confirm" \    --source-queue"src.queue" \    --destination-queue"dest.queue" \    --predeclared-sourcefalse \    --predeclared-destinationfalse

Declare an AMQP 1.0 Shovel

To declare adynamic shovel that uses AMQP 1.0 for both source and desitnation, useshovel declare_amqp10.

Note that

  1. With AMQP 1.0 shovels, credentials in the URI are mandatory (there are no defaults)
  2. With AMQP 1.0 shovels, the topology must be pre-declared (an equivalent of--predeclared-source true and--predeclared-destination true for AMQP 0-9-1 shovels)
  3. AMQP 1.0 shovels should useAMQP 1.0 addresses v2
rabbitmqadmin shovel declare_amqp10 --name my-amqp1.0-shovel \    --source-uri"amqp://username:s3KrE7@source.hostname:5672?hostname=vhost:src-vhost" \    --destination-uri"amqp://username:s3KrE7@source.hostname:5672?hostname=vhost:dest-vhost" \    --ack-mode"on-confirm" \    --source-address"/queues/src.queue" \    --destination-address"/queues/dest.queue"

List Shovels

To list shovels across all virtual hosts, useshovel list_all:

rabbitmqadmin shovel list_all

Delete a Shovel

To delete a shovel, useshovel delete --name:

rabbitmqadmin shovel delete --name my-amqp091-shovel

List Federation Upstreams

To listfederation upstreams across all virtual hosts, usefederation list_all_upstreams:

rabbitmqadmin federation list_all_upstreams

Create a Federation Upstream for Exchange Federation

To create afederation upstream, usefederation declare_upstream_for_exchanges.This command provides a reduced set of options, only those that are relevantspecifically to exchange federation.

rabbitmqadmin --vhost"local-vhost" federation declare_upstream_for_exchanges --name"pollux" \                --uri"amqp://pollux.eng.megacorp.local:5672/remote-vhost" \                --ack-mode'on-publish' \                --prefetch-count 2000 \                --exchange-name"overridden.name" \                --queue-type quorum \                --bind-using-nowaittrue

Create a Federation Upstream for Queue Federation

To create afederation upstream, usedeclare_upstream_for_queues.This command provides a reduced set of options, only those that are relevantspecifically to queue federation.

rabbitmqadmin --vhost"local-vhost" federation declare_upstream_for_queues --name"clusters.sirius" \                --uri"amqp://sirius.eng.megacorp.local:5672/remote-vhost" \                --ack-mode'on-publish' \                --prefetch-count 2000 \                --queue-name"overridden.name" \                --consumer-tag"overriden.ctag"

Create a Universal Federation Upstream

To create afederation upstream that will be (or can be)used for federating both queues and exchanges, usedeclare_upstream. It combinesall the federation options, that is,the options of bothdeclare_upstream_for_queues anddeclare_upstream_for_exchanges.

rabbitmqadmin --vhost"local-vhost" federation declare_upstream --name"pollux" \                --uri"amqp://pollux.eng.megacorp.local:5672/remove-vhost" \                --ack-mode'on-publish' \                --prefetch-count 2000 \                --queue-name"overridden.name" \                --consumer-tag"overriden.ctag" \                --exchange-name"overridden.name" \                --queue-type quorum \                --bind-using-nowaittrue

Delete a Federation Upstream

To delete afederation upstream, use 'federation delete_upstream',which takes a virtual host and an upstream name:

rabbitmqadmin --vhost"local-vhost" federation delete_upstream --name"upstream.to.delete"

List Federation Links

To list allfederation links across all virtual hosts, usefederation list_all_links:

rabbitmqadmin federation list_all_links

Subcommand and Long Option Inference

This feature is available only in themain branchat the moment.

If theRABBITMQADMIN_NON_INTERACTIVE_MODE is not set totrue, this toolnow can infer subcommand and --long-option names.

This means that a subcommand can be referenced with its unique prefix,that is,

  • 'del queue' will be inferred as 'delete queue'
  • 'del q --nam "a.queue"' will be inferred as 'delete queue --name "a.queue"'

To enable each feature, set the following environment variables to'true':

  • RABBITMQADMIN_INFER_SUBCOMMANDS
  • RABBITMQADMIN_INFER_LONG_OPTIONS

This feature is only meant to be used interactively. For non-interactiveuse, it can be potentially too dangerous to allow.

Configuration Files

rabbitmqadmin v2 supportsTOML-based configuration filesstores groups of HTTP API connection settings under aliases ("node names" in originalrabbitmqadmin speak).

Here is an examplerabbitmqadmin v2 configuration file:

[local]hostname ="localhost"port =15672username ="lolz"password ="lolz"vhost ='/'[staging]hostname ="192.168.20.31"port =15672username ="staging-2387a72329"password ="staging-1d20cfbd9d"[production]hostname ="(redacted)"port =15671username ="user-2ca6bae15ff6b79e92"password ="user-92ee4c479ae604cc72"

Instead of specifying--hostname or--username on the command line to connect toa cluster (or specific node) calledstaging, a--node alias can be specified instead:

# will use the settings from the section called [staging]rabbitmqadmin --node staging show churn

Default configuration file path is at$HOME/.rabbitmqadmin.conf, as it was inthe original version ofrabbitmqadmin. It can be overridden on the command line:

# will use the settings from the section called [staging]rabbitmqadmin --config$HOME/.configuration/rabbitmqadmin.conf --node staging show churn

Intentionally Restricted Environment Variable Support

Environment variables have a number of serious downsides compared to arabbitmqadmin.confand the regular--long-options on the command line:

  1. Non-existent support for value types and validation ("everything is a string")
  2. Subprocess inheritance restrictions that can be very time-consuming to debug
  3. Different syntax for setting them between the classic POSIX-era shells (such asbash,zsh) and modern ones (such asnushell)

For these reasons and others,rabbitmqadmin v2 intentionally uses the configuration file and theCLI options over the environment variables.

rabbitmqadmin v2 does, however, supports a number of environment variables for a fewglobal settings that cannot be configured any other way (besides a CLI option),or truly represent an environment characteristic, e.g. either the non-interactive modeshould be enabled.

These environment variables are as follows:

Environment variableTypeWhen usedDescription
RABBITMQADMIN_CONFIG_FILE_PATHLocal filesystem pathPre-flight (before command execution)Same meaning as the global--confg-file argument
RABBITMQADMIN_NON_INTERACTIVE_MODEBooleanCommand executionEnables the non-interactive mode.

Same meaning as the global--non-interactive argument
RABBITMQADMIN_QUIET_MODE
BooleanCommand executionInstructs the tool to produce less output.

Same meaning as the global--quiet argument
RABBITMQADMIN_NODE_ALIASStringCommand executionSame meaning as the global--node argument
RABBITMQADMIN_TARGET_HOSTStringCommand executionSame meaning as the global--host argument
RABBITMQADMIN_TARGET_PORTPositive integerCommand executionSame meaning as the global--port argument
RABBITMQADMIN_API_PATH_PREFIXStringCommand executionSame meaning as the global--path-prefix argument
RABBITMQADMIN_TARGET_VHOSTStringCommand executionSame meaning as the global--vhost argument
RABBITMQADMIN_BASE_URIStringCommand executionSame meaning as the global--base-uri argument
RABBITMQADMIN_USE_TLSBooleanCommand executionSame meaning as the global--tls argument
RABBITMQADMIN_USERNAMEStringCommand executionSame meaning as the global--username argument
RABBITMQADMIN_PASSWORDStringCommand executionSame meaning as the global--password argument
RABBITMQADMIN_TABLE_STYLEEnum, see--table-style inrabbitmqadmin helpCommand executionSame meaning as the global--table-style argument

Project Goals Compared torabbitmqadmin v1

This version ofrabbitmqadmin has a few ideas in mind:

  • This is a major version bump. Therefore, reasonable breaking changes are OK.rabbitmqadmin hasn't seen a revision in fifteen years
  • Some features inrabbitmqadmin v1 arguably should never have been built-ins,external tools for data processing andmodern shells can manipulate tabular databetter thanrabbitmqadmin ever would
  • rabbitmqadmin should be standalone binary. There are very few reasons not to build and distribute it that way
  • Standalone project, not an obscure feature:rabbitmqadmin should be a standalone tool, not a relatively unknown "feature" ofthe RabbitMQ management plugin, and should be developed as such, not tied completely to the developmentenvironment, practices and release schedule of RabbitMQ itself
  • v2 should be a distributed via GitHub releases and not a specialrabbitmq_management endpoint
  • There is a lot of room to improve validation of flags and arguments, since breaking changes are OK for v2
  • This tool should strive to be as free as practically possible from CVEs in other projects that show up on security scans.CVEs from older Python versions should not plague OCI images that choose to includerabbitmqadmin v2

Breaking or Potentially Breaking Changes

Some Non-Essential Features Were Dropped

rabbitmqadmin v2 does not support

  • Sorting of results. Instead, use--non-interactive and parse the spaces-separatedoutput. Many modern tools for working with data parse it into a table, sort the data set,filter the results, and son. In fact, these features for data processing are ready availablein some shells
  • Column selection. This feature may be reintroduced
  • JSON output for arbitrary commands (with the exception ofdefinitions commands).Use the HTTP API directly if you need to work with JSON
  • CSV output for arbitrary commands. This format may be reintroduced

--snake-case for Command Options

rabbitmqadmin v1 usedlower_case for named command arguments, for example:

# Note: auto_deleterabbitmqadmin-v1 --vhost"vh-2"declare queue name="qq.1" type="quorum" durable=true auto_delete=false

rabbitmqadmin v2 uses a more typical--snake-case format for the same arguments:

# Note: --auto-deleterabbitmqadmin --vhost"vh-2"declare queue --name"qq.1" --type"quorum" --durabletrue --auto-deletefalse

Global Arguments Come First

Global flags inrabbitmqadmin v2 must precede the command category (e.g.list) and the command itself,namely various HTTP API endpoint options and--vhost:

rabbitmqadmin --vhost"events"declare queue --name"target.quorum.queue.name" --type"quorum" --durabletrue

--prefix Overrides API Path Prefix

Inrabbitmqadmin v1,--path-prefix appended to the defaultAPI path prefix.In this version, the value passed to--path-prefix will be used as given, in other words,it replaces the default prefix,/api.

Configuration File Format Moved to TOML

rabbitmqadmin v1 supported ini configuration files that allowedthe user to group a number of command line values under a name, e.g. a cluster or node nickname.

Due to the "no dependencies other than Python" design goal ofrabbitmqadmin v1, this feature was not really tested,and the specific syntax (that of ini files, supported by Python'sConfigParser) linting, parsing or generation tools were not really available.

rabbitmqadmin v2 replaces this format withTOML, a popular configuration standardwithverification and linting tools, as well as very mature parserthat is not at all specific torabbitmqadmin v2.

Here is an examplerabbitmqadmin v2 configuration file:

[local]hostname ="localhost"port =15672username ="lolz"password ="lolz"vhost ='/'[staging]hostname ="192.168.20.31"port =15672username ="staging-2387a72329"password ="staging-1d20cfbd9d"[production]hostname ="(redacted)"port =15671username ="user-efe1f4d763f6"password ="(redacted)"

License

This tool,rabbitmqadmin (v2 and later versions), is dual-licensed underthe Apache Software License 2.0 and the MIT license.


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