multiple-container-in-one-resource

examples/docker/multiple-container-in-one-resource/main.tf

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+resource "docker_container" "containers" {
+  for_each = var.containers
+  name     = each.key
+  memory   = each.value.memory
+  image    = each.value.image
+  restart  = each.value.restart
+  env      = each.value.env
+}
+
+#### this is generic template

examples/docker/multiple-container-in-one-resource/providers.tf

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+provider "docker" {
+  host = "unix:///var/run/docker.sock"
+}

examples/docker/multiple-container-in-one-resource/terraform.gitignore

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+# Local .terraform directories
+**/.terraform/*
+
+# .tfstate files
+*.tfstate
+*.tfstate.*
+
+# Crash log files
+crash.log
+crash.*.log
+
+# Exclude all .tfvars files, which are likely to contain sensitive data, such as
+# password, private keys, and other secrets. These should not be part of version 
+# control as they are data points which are potentially sensitive and subject 
+# to change depending on the environment.
+*.tfvars
+*.tfvars.json
+
+# Ignore override files as they are usually used to override resources locally and so
+# are not checked in
+override.tf
+override.tf.json
+*_override.tf
+*_override.tf.json
+
+# Include override files you do wish to add to version control using negated pattern
+# !example_override.tf
+
+# Include tfplan files to ignore the plan output of command: terraform plan -out=tfplan
+# example: *tfplan*
+
+# Ignore CLI configuration files
+.terraformrc
+terraform.rc
+

examples/docker/multiple-container-in-one-resource/terraform.tf

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+terraform {
+  required_providers {
+    docker = {
+      source  = "kreuzwerker/docker"
+      version = ">= 2.16"
+    }
+  }
+}
+

examples/docker/multiple-container-in-one-resource/variable.tf

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+variable "containers" {
+  type = map
+  default = {
+    "nginx" = {
+      "image" : "nginx:alpine"
+      "memory" : "1024"
+      "env" : []
+      "restart" : "always"
+    },
+    "redis" = {
+      "image" : "redis:latest"
+      "memory" : "512"
+      "env" : []
+      "restart" : "unless-stopped"
+    }
+    "mysql" = {
+      "image" : "mysql:8"
+      "memory" : "1024"
+      "env" : [
+        "MYSQL_ROOT_PASSWORD = root",
+        "MYSQL_DATABASE = test"
+      ]
+      "restart" : "no"
+    }
+  }
+}
+
+### this varriable trigger the generic template for docker containers