[celery-rabbitmq-update] tested, now rabbitmq (and workers) definitel…

…y work.

cluster_management/launch_script.py

@@ -123,7 +123,7 @@ def load_git_repo():
     """ Get a local copy of the git repository """
     # Git clone the repository into the remote beiwe-backend folder
     # git operations print to both stderr *and* stdout, so redirect them both to the log file
-    log.info("Cloning the git repository into the remote server, supressing more spam...")
+    log.info("Cloning the git repository into the remote server, suppressing more spam...")
     run(f'cd {REMOTE_HOME_DIR}; git clone https://github.com/onnela-lab/beiwe-backend.git 2>> {LOG_FILE}', quiet=True)
 
     if DEV_MODE:
@@ -149,7 +149,7 @@ def setup_python():
     versions: str = run(f"{pyenv} install --list", quiet=True)  # its a weird string-like object
     versions = [v.strip() for v in versions.splitlines() if v.strip().startswith("3.8")]
     most_recent_three_point_eight = versions[-1]
-    log.info(f"It is {most_recent_three_point_eight}!, installing... (Supressing a lot of spam, this will take a while.)")
+    log.info(f"It is {most_recent_three_point_eight}!, installing... (Suppressing a lot of spam, this will take a while.)")
     run(f"{pyenv} install -v {most_recent_three_point_eight} >> {LOG_FILE}", quiet=True)
     run(f"{pyenv} virtualenv {most_recent_three_point_eight} beiwe >> {LOG_FILE}", quiet=True)
     log.info("It installed successfully! Now installing python requirements... (again with the spam and the suppressing.)")

cluster_management/pushed_files/rabbitmq_configuration.txt

@@ -1,13 +1,25 @@
-# Defaults to rabbit. This can be useful if you want to run more than one node
-# per machine - RABBITMQ_NODENAME should be unique per erlang-node-and-machine
-# combination. See the clustering on a single machine guide for details:
+# We use the environment-variable-like configuration for RabbitMQ.
+# documentation for all the environment variable options can be found at
+# https://www.rabbitmq.com/docs/configure#supported-environment-variables
+
+# these extra comments are from an ancient version of the default rabbitmq.conf file.
+
+# Defaults to rabbit. This can be useful if you want to run more than one node per machine -
+# RABBITMQ_NODENAME should be unique per erlang-node-and-machine combination. See the clustering on
+# a single machine guide for details:
 # http://www.rabbitmq.com/clustering.html#single-machine
 #NODENAME=rabbit
 
-# By default RabbitMQ will bind to all interfaces, on IPv4 and IPv6 if
-# available. Set this if you only want to bind to one network interface or#
-# address family.
+# By default RabbitMQ will bind to all interfaces, on IPv4 and IPv6 if available. Set this if you
+# only want to bind to one network interface or# address family.
 #NODE_IP_ADDRESS=127.0.0.1
 
 # Defaults to 5672; we use port 50000.
-NODE_PORT=50000
+NODE_PORT=50000
+
+# 50001 is used by supervisord, so we will use 50002.
+# Task distribution works without needing to modify the security groups, not 100% clear
+# what this port is used for - its the erlang distribution port.
+# if not present you get a "invalid_dist_port_range,70000" error because by default it takes the
+# node port and adds 20k.  Sure.  Whatever.
+RABBITMQ_DIST_PORT=50002