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Terraform Random Password Causing destroy / recreate
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# https://www.daringway.com/how-to-rotate-random-passwords-in-terraform/ | |
# The above password system is broken because it destroys and creates the random passwords in place at the same time | |
# as it's being used. | |
# This actually works if you commit password2 into the state before referring to it | |
# in the module | |
# If you add the password2 at the same time as referring to it, it will destroy/create | |
resource "random_password" "password" { | |
min_upper = 1 | |
min_lower = 1 | |
min_numeric = 1 | |
min_special = 1 | |
length = 32 | |
override_special = "!&#$^<>-" | |
} | |
resource "random_password" "password2" { | |
min_upper = 1 | |
min_lower = 1 | |
min_numeric = 1 | |
min_special = 1 | |
length = 32 | |
override_special = "!&#$^<>-" | |
} | |
locals{ | |
password = "hangops123hangops123hangops123hangops123" | |
instance_type = "cache.m6g.large" | |
subnet_group_name = "elasticache" | |
} | |
resource "aws_elasticache_replication_group" "default" { | |
auth_token = random_password.password5.result | |
node_type = local.instance_type | |
subnet_group_name = local.subnet_group_name | |
replication_group_id = "hangops-test" | |
description = "hi hangops" | |
num_cache_clusters = 2 | |
port = 6379 | |
parameter_group_name = "default.redis7" | |
preferred_cache_cluster_azs = ["us-east-1a", "us-east-1b"] | |
automatic_failover_enabled = true | |
multi_az_enabled = true | |
security_group_ids = [] | |
engine_version = "7.0" | |
at_rest_encryption_enabled = true | |
transit_encryption_enabled = true | |
apply_immediately = true | |
} | |
module "redis" { | |
source = "cloudposse/elasticache-redis/aws" | |
# Cloud Posse recommends pinning every module to a specific version | |
# version = "x.x.x" | |
version = "0.50.0" | |
auth_token = random_password.password5.result | |
elasticache_subnet_group_name = local.subnet_group_name | |
instance_type = local.instance_type | |
availability_zones = ["us-east-1a", "us-east-1b"] | |
vpc_id = "REDACTED" | |
cluster_size = 2 | |
apply_immediately = true | |
automatic_failover_enabled = true | |
engine_version = "7.0" | |
family = "redis7" | |
at_rest_encryption_enabled = true | |
transit_encryption_enabled = true | |
context = module.this.context | |
} |
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