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Snowflake Role Terraform Module

Snowflake Terraform

License Release

We help companies turn their data into assets


Terraform module for managing Snowflake roles. Additionally, this module allows creating multiple grants on different Snowflake resources.

USAGE

module "snowflake_role" {
  source = "github.com/getindata/terraform-snowflake-role"
  
  name = "LOGS_DATABASE_READER"

  granted_to_users = ["JANE_SMITH", "JOHN_DOE"]

  database_grants = [
    {
      database_name = "LOGS_DB"
      privileges    = ["USAGE"]
    }
  ]

  schema_grants = [
    {
      database_name = "LOGS_DB"
      schema_name   = "BRONZE"
      privileges    = ["USAGE"]
    }
  ]
  
  table_grants = [
    {
      database_name = "LOGS_DB"
      schema_name   = "BRONZE"
      on_future     = true
      privileges    = ["SELECT"]
    }
  ]
}

EXAMPLES

  • Simple - creates a role
  • Complete - creates a role with example grants

Inputs

Name Description Type Default Required
account_grants Grants on an account level list(string) [] no
additional_tag_map Additional key-value pairs to add to each map in tags_as_list_of_maps. Not added to tags or id.
This is for some rare cases where resources want additional configuration of tags
and therefore take a list of maps with tag key, value, and additional configuration.
map(string) {} no
attributes ID element. Additional attributes (e.g. workers or cluster) to add to id,
in the order they appear in the list. New attributes are appended to the
end of the list. The elements of the list are joined by the delimiter
and treated as a single ID element.
list(string) [] no
comment Role description string null no
context Single object for setting entire context at once.
See description of individual variables for details.
Leave string and numeric variables as null to use default value.
Individual variable settings (non-null) override settings in context object,
except for attributes, tags, and additional_tag_map, which are merged.
any
{
"additional_tag_map": {},
"attributes": [],
"delimiter": null,
"descriptor_formats": {},
"enabled": true,
"environment": null,
"id_length_limit": null,
"label_key_case": null,
"label_order": [],
"label_value_case": null,
"labels_as_tags": [
"unset"
],
"name": null,
"namespace": null,
"regex_replace_chars": null,
"stage": null,
"tags": {},
"tenant": null
}
no
database_grants Grants on a database level
list(object({
database_name = string
privileges = list(string)
enable_multiple_grants = optional(bool)
}))
[] no
delimiter Delimiter to be used between ID elements.
Defaults to - (hyphen). Set to "" to use no delimiter at all.
string null no
descriptor_formats Describe additional descriptors to be output in the descriptors output map.
Map of maps. Keys are names of descriptors. Values are maps of the form
{<br> format = string<br> labels = list(string)<br>}
(Type is any so the map values can later be enhanced to provide additional options.)
format is a Terraform format string to be passed to the format() function.
labels is a list of labels, in order, to pass to format() function.
Label values will be normalized before being passed to format() so they will be
identical to how they appear in id.
Default is {} (descriptors output will be empty).
any {} no
descriptor_name Name of the descriptor used to form a resource name string "snowflake-role" no
dynamic_table_grants Grants on a dynamic_table level
list(object({
database_name = string
schema_name = optional(string)
dynamic_table_name = optional(string)
on_future = optional(bool, false)
on_all = optional(bool, false)
all_privileges = optional(bool)
privileges = optional(list(string), null)
}))
[] no
enable_multiple_grants When this is set to true, multiple grants of the same type can be created for all grants in the role. This will cause Terraform to not revoke grants applied to roles and objects outside Terraform bool null no
enabled Set to false to prevent the module from creating any resources bool null no
environment ID element. Usually used for region e.g. 'uw2', 'us-west-2', OR role 'prod', 'staging', 'dev', 'UAT' string null no
external_table_grants Grants on a external table level
list(object({
database_name = string
schema_name = string
external_table_name = optional(string)
on_future = optional(bool)
on_all = optional(bool)
privileges = list(string)
enable_multiple_grants = optional(bool)
}))
[] no
granted_roles Roles granted to this role list(string) [] no
granted_to_roles Roles which this role is granted to list(string) [] no
granted_to_users Users which this role is granted to list(string) [] no
id_length_limit Limit id to this many characters (minimum 6).
Set to 0 for unlimited length.
Set to null for keep the existing setting, which defaults to 0.
Does not affect id_full.
number null no
label_key_case Controls the letter case of the tags keys (label names) for tags generated by this module.
Does not affect keys of tags passed in via the tags input.
Possible values: lower, title, upper.
Default value: title.
string null no
label_order The order in which the labels (ID elements) appear in the id.
Defaults to ["namespace", "environment", "stage", "name", "attributes"].
You can omit any of the 6 labels ("tenant" is the 6th), but at least one must be present.
list(string) null no
label_value_case Controls the letter case of ID elements (labels) as included in id,
set as tag values, and output by this module individually.
Does not affect values of tags passed in via the tags input.
Possible values: lower, title, upper and none (no transformation).
Set this to title and set delimiter to "" to yield Pascal Case IDs.
Default value: lower.
string null no
labels_as_tags Set of labels (ID elements) to include as tags in the tags output.
Default is to include all labels.
Tags with empty values will not be included in the tags output.
Set to [] to suppress all generated tags.
Notes:
The value of the name tag, if included, will be the id, not the name.
Unlike other null-label inputs, the initial setting of labels_as_tags cannot be
changed in later chained modules. Attempts to change it will be silently ignored.
set(string)
[
"default"
]
no
name ID element. Usually the component or solution name, e.g. 'app' or 'jenkins'.
This is the only ID element not also included as a tag.
The "name" tag is set to the full id string. There is no tag with the value of the name input.
string null no
namespace ID element. Usually an abbreviation of your organization name, e.g. 'eg' or 'cp', to help ensure generated IDs are globally unique string null no
regex_replace_chars Terraform regular expression (regex) string.
Characters matching the regex will be removed from the ID elements.
If not set, "/[^a-zA-Z0-9-]/" is used to remove all characters other than hyphens, letters and digits.
string null no
role_ownership_grant The name of the role to grant ownership string null no
schema_grants Grants on a schema level
list(object({
database_name = string
schema_name = optional(string)
privileges = list(string)
on_all = optional(bool)
on_future = optional(bool)
enable_multiple_grants = optional(bool)
}))
[] no
stage ID element. Usually used to indicate role, e.g. 'prod', 'staging', 'source', 'build', 'test', 'deploy', 'release' string null no
table_grants Grants on a table level
list(object({
database_name = string
schema_name = string
table_name = optional(string)
on_future = optional(bool)
on_all = optional(bool)
privileges = list(string)
enable_multiple_grants = optional(bool)
}))
[] no
tags Additional tags (e.g. {'BusinessUnit': 'XYZ'}).
Neither the tag keys nor the tag values will be modified by this module.
map(string) {} no
tenant ID element _(Rarely used, not included by default)_. A customer identifier, indicating who this instance of a resource is for string null no
view_grants Grants on a view level
list(object({
database_name = string
schema_name = string
view_name = optional(string)
on_future = optional(bool)
on_all = optional(bool)
privileges = list(string)
enable_multiple_grants = optional(bool)
}))
[] no

Modules

Name Source Version
role_label cloudposse/label/null 0.25.0
this cloudposse/label/null 0.25.0

Outputs

Name Description
name Name of the role

Providers

Name Version
snowflake ~> 0.69

Requirements

Name Version
terraform >= 1.3
snowflake ~> 0.69

Resources

Name Type
snowflake_account_grant.this resource
snowflake_database_grant.this resource
snowflake_external_table_grant.this resource
snowflake_grant_privileges_to_role.dynamic_table resource
snowflake_role.this resource
snowflake_role_grants.granted_roles resource
snowflake_role_grants.granted_to resource
snowflake_role_ownership_grant.this resource
snowflake_schema_grant.this resource
snowflake_table_grant.this resource
snowflake_view_grant.this resource

CONTRIBUTING

Contributions are very welcomed!

Start by reviewing contribution guide and our code of conduct. After that, start coding and ship your changes by creating a new PR.

LICENSE

Apache 2 Licensed. See LICENSE for full details.

AUTHORS

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