90 lines
4.5 KiB
Django/Jinja
90 lines
4.5 KiB
Django/Jinja
{### Check if this is an object storage policy #}
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{% if item[1] is defined %}
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{% set port = item[1]['port'] %}
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{% set type = item[1]['type'] %}
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{% set item = item[0]['policy'] %}
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{### If the index is 0 then it needs to be object without index #}
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{% if item.index == 0 %}
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{% set builder_file = type %}
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{% else %}
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{% set builder_file = type + '-' + item.index|string %}
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{% endif %}
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{% set name = item.name %}
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{### Otherwise this should be account or container rings #}
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{### Make the port/type/item/builder_file/name vals uniform across rings #}
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{% elif item.port is defined %}
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{% set port = item.port %}
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{% set type = item.type %}
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{% set item = item.item %}
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{% set builder_file = type %}
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{% set name = type %}
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{% endif %}
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{### Lets get the min_part_hours, part_power and repl_number vals #}
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{% set min_part_hours = item.min_part_hours | default(swift.min_part_hours | default(swift_default_min_part_hours)) %}
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{% set part_power = item.part_power | default(swift.part_power) %}
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{% if (item.policy_type is defined) and (item.policy_type == "erasure_coding") %}
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{% set repl_number = item.ec_num_data_fragments + item.ec_num_parity_fragments %}
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{% else %}
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{% set repl_number = item.repl_number | default(swift.repl_number | default(swift_default_replication_number)) %}
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{% endif %}
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{### Create the builder dict #}
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{% set builder = {} %}
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{### This is a hacky way of updating the builder dict #}
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{% set _update = builder.update({'min_part_hours':min_part_hours|int}) %}
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{% set _update = builder.update({'repl_number':repl_number|int}) %}
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{% set _update = builder.update({'part_power':part_power|int}) %}
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{% set _update = builder.update({'builder_file':builder_file}) %}
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{### Now we need to add the drives #}
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{### Create an update the builder dict to have drives as an empty list #}
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{% set _update = builder.update({'drives':[]}) %}
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{### Lets get the default groups for drives and find the default storage_policy #}
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{% set def_groups = [ 'account', 'container' ] %}
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{% for policy in swift.storage_policies %}
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{% if policy.policy.default is defined and policy.policy.default == True %}
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{% set _update = def_groups.append(policy.policy.name) %}
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{% endif %}
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{% endfor %}
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{### Loop through the swift_hosts #}
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{% for host in groups['swift_hosts'] %}
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{### Default swift_vars to an empty dict if not defined #}
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{### swift_vars needs to exist for swift_vars[setting] checks to work #}
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{% if hostvars[host]['swift_vars'] is defined %}
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{% set swift_vars = hostvars[host]['swift_vars'] %}
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{% else %}
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{% set swift_vars = {} %}
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{% endif %}
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{### Set the storage and repl ip #}
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{% set storage_ip = hostvars[host]['swift_storage_address'] %}
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{% set repl_ip = hostvars[host]['swift_replication_address'] %}
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{### Get the drives use swift global as default #}
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{% set drives = swift_vars.drives | default(swift.drives | default([])) %}
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{### Loop through the drives #}
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{% for drive in drives %}
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{### Check if groups is defined per host or drive #}
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{% set groups = drive.groups | default(swift_vars.groups | default(swift.groups | default(def_groups))) %}
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{### Only build the device if it is part of the group we're building the ring for #}
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{% if name in groups %}
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{### Build an empty device which we'll update with the appropriate details #}
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{% set device = {} %}
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{% set weight = drive.weight | default(swift_vars.weight | default(swift.weight | default(swift_default_drive_weight))) %}
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{% set region = drive.region | default(swift_vars.region | default(swift.region | default(swift_default_host_region))) %}
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{% set zone = drive.zone | default(swift_vars.zone | default(swift.zone | default(swift_default_host_zone))) %}
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{% set stor_port = drive.storage_port | default(port) %}
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{% set repl_port = drive.repl_port | default(port) %}
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{### Update the device with the appropriate values #}
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{% set _update = device.update({'device':drive.name}) %}
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{% set _update = device.update({'weight': weight|int}) %}
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{% set _update = device.update({'region': region|int}) %}
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{% set _update = device.update({'zone': zone|int}) %}
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{% set _update = device.update({'replication_ip': repl_ip}) %}
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{% set _update = device.update({'replication_port': repl_port|int}) %}
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{% set _update = device.update({'ip': storage_ip}) %}
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{% set _update = device.update({'port': stor_port|int}) %}
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{### Append the device to the drives list of the builder dict #}
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{% set _update = builder.drives.append(device) %}
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{% endif %}
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{% endfor %}
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{% endfor %}
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{### Output the builder file #}
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{{ builder | to_nice_json }}
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