{%- macro rsyncd_conf(values, tpl) %}
port = {{ values.network.rsync_port.port_number }}
use chroot = yes
pid file = /tmp/rsyncd.pid
max connections = {{ values.rsyncd.max_connections }}
log file = /dev/stdout

{%- for aux in values.rsyncd.aux_params %}
{%- if aux.param in values.consts.reserved_params %}
  {%- do tpl.funcs.fail("Parameter [%s] is reserved and cannot be used."|format(aux.param)) -%}
{%- endif %}
{{ "%s = %s"|format(aux.param, aux.value) }}
{%- endfor %}

{%- set mod_names = namespace(x=[]) -%}
{%- for mod in values.rsyncd.rsync_modules if mod.enabled %}

{%- if mod.name in mod_names.x -%}
  {%- do tpl.funcs.fail("Module name [%s] is added more than once. Duplicates: [%s]"|format(mod.name, mod_names.x | join(", "))) -%}
{%- endif -%}
{%- do mod_names.x.append(mod.name) %}

{{ "[%s]"|format(mod.name) }}
  path = {{ "%s/%s"|format(values.consts.module_base_path, mod.name) }}
  max connections = {{ mod.max_connections }}
  uid = {{ mod.uid }}
  gid = {{ mod.gid }}
  {%- if mod.comment %}
  comment = {{ mod.comment }}
  {%- endif %}
  write only = {{ "true" if mod.access_mode == "WO" else "false" }}
  read only = {{ "true" if mod.access_mode == "RO" else "false" }}
  {%- if mod.hosts_allow %}
  hosts allow = {{ mod.hosts_allow | join(" ") }}
  {%- endif %}
  {%- if mod.hosts_deny %}
  hosts deny = {{ mod.hosts_deny | join(" ") }}
  {%- endif %}

  {%- for aux in mod.aux_params %}
    {%- if aux.param in values.consts.reserved_params %}
      {%- do tpl.funcs.fail("Parameter [%s] is reserved and cannot be used."|format(aux.param)) -%}
    {%- endif %}
  {{ "%s = %s"|format(aux.param, aux.value) }}
  {%- endfor %}
{%- else %}
  {% do tpl.funcs.fail("At least one module must be configured and enabled") %}
{%- endfor %}
{%- endmacro %}