Unable to create a replicated gluster volume on non-root FS

[wndhydrnt]

It looks like the gluster volume command needs a echo y.

Cookbook Version: 6.2.0

Configuration of chef-gluster (removed names specific to our system):

default['gluster']['repo'] = 'https://buildlogs.centos.org/centos/7/storage/x86_64/gluster-3.11/'
default['gluster']['server']['brick_mount_path'] = '/var/lib/glusterfs'
default['gluster']['server']['enable'] = true
default['gluster']['version'] = '3.11'
default['gluster']['server']['disks'] = ['/dev/xvdf']
default['gluster']['server']['volumes']['myvolume']['peers'] = ['node01', 'node02']
default['gluster']['server']['volumes']['myvolume']['peer_names'] = ['node01.chef.name', 'node02.chef.name']
default['gluster']['server']['volumes']['myvolume']['size'] = '100%FREE'
default['gluster']['server']['volumes']['myvolume']['volume_type'] = 'replicated'

Log of chef-client (removed names specific to our system):

================================================================================
Error executing action `run` on resource 'execute[gluster volume create]'
================================================================================

Mixlib::ShellOut::ShellCommandFailed
------------------------------------
Expected process to exit with [0], but received '1'
---- Begin output of gluster volume create myvolume replica 2 node01:/var/lib/glusterfs/myvolume/brick node02:/var/lib/glusterfs/myvolume/brick ----
STDOUT: Replica 2 volumes are prone to split-brain. Use Arbiter or Replica 3 to avoid this. See:  https://gluster.readthedocs.io/en/latest/Administrator%20Guide/Split%20brain%20and%20ways%20to%20deal%20with%20it/.
Do you still want to continue?
 (y/n) gluster cli read error
Invalid input, please enter y/n
STDERR: Usage: volume create <NEW-VOLNAME> [stripe <COUNT>] [replica <COUNT> [arbiter <COUNT>]] [disperse [<COUNT>]] [disperse-data <COUNT>] [redundancy <COUNT>] [transport <tcp|rdma|tcp,rdma>] <NEW-BRICK>?<vg_name>... [force]
---- End output of gluster volume create myvolume replica 2 node01:/var/lib/glusterfs/myvolume/brick node02:/var/lib/glusterfs/myvolume/brick ----
Ran gluster volume create myvolume replica 2 node01:/var/lib/glusterfs/myvolume/brick node02:/var/lib/glusterfs/myvolume/brick returned 1

Cookbook Trace:
---------------
/var/chef/cache/cookbooks/compat_resource/files/lib/chef_compat/monkeypatches/chef/runner.rb:78:in `run_action'
/var/chef/cache/cookbooks/compat_resource/files/lib/chef_compat/monkeypatches/chef/runner.rb:106:in `block (2 levels) in converge'
/var/chef/cache/cookbooks/compat_resource/files/lib/chef_compat/monkeypatches/chef/runner.rb:106:in `each'
/var/chef/cache/cookbooks/compat_resource/files/lib/chef_compat/monkeypatches/chef/runner.rb:106:in `block in converge'
/var/chef/cache/cookbooks/compat_resource/files/lib/chef_compat/monkeypatches/chef/runner.rb:105:in `converge'

Resource Declaration:
---------------------
# In /var/chef/cache/cookbooks/gluster/recipes/server_setup.rb

156:       execute 'gluster volume create' do
157:         command lazy { # rubocop:disable Lint/AmbiguousBlockAssociation
158:           if force
159:             "echo y | #{volume_create_cmd} force"
160:           elsif system("df #{node['gluster']['server']['brick_mount_path']}/#{volume_name}/ --output=target |grep -q '^/$'") && node['gluster']['server']['disks'].empty?
161:             Chef::Log.warn("Directory #{node['gluster']['server']['brick_mount_path']}/ on root filesystem, force creating volume #{volume_name}")
162:             "echo y | #{volume_create_cmd} force"
163:           else
164:             volume_create_cmd
165:           end
166:         }

Compiled Resource:
------------------
# Declared in /var/chef/cache/cookbooks/gluster/recipes/server_setup.rb:156:in `block in from_file'

execute("gluster volume create") do
  action [:run]
  retries 0
  retry_delay 2
  default_guard_interpreter :execute
  command #<Chef::DelayedEvaluator:0x000000099adf90@/var/chef/cache/cookbooks/gluster/recipes/server_setup.rb:157>
  backup 5
  returns 0
  declared_type :execute
  cookbook_name "gluster"
  recipe_name "server_setup"
end

[shortdudey123]

Long story short, you are trying to do a non-recommended setup. You should have 3 or more hosts for a replica.

You technically can do it with 2 hosts but need to add another elsif in the command block online 157 in server_setup.rb.