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class=\"preview__body--content\"><div><ul class=\"code__list\"><li class=\"code__item\"><span class=\"code__text\"><span class=\"hljs-meta\">#!/usr/bin/env bash</span></span></li>\n<li class=\"code__item\"><span class=\"code__text\"><span class=\"hljs-comment\">#</span></span></li>\n<li class=\"code__item\"><span class=\"code__text\"><span class=\"hljs-comment\"># Search for an available Elastic Network Interface (ENI) and attach it. If none is found, terminate this EC2 Instance.</span></span></li>\n<li class=\"code__item\"><span class=\"code__text\"><span class=\"hljs-comment\">#</span></span></li>\n<li class=\"code__item\"><span class=\"code__text\"><span class=\"hljs-comment\"># Why terminate? We assume this EC2 Instance is run within an Auto Scaling Group and we hope that a new EC2 Instance</span></span></li>\n<li class=\"code__item\"><span class=\"code__text\"><span class=\"hljs-comment\"># will spawn in an Availability Zones that does have an available ENI.</span></span></li>\n<li class=\"code__item\"><span class=\"code__text\"><span class=\"hljs-comment\">#</span></span></li>\n<li class=\"code__item\"><span class=\"code__text\"><span class=\"hljs-comment\"># This script searches for an available Elastic Network Interface (ENI) that the EC2 Instance running this script can</span></span></li>\n<li class=\"code__item\"><span class=\"code__text\"><span class=\"hljs-comment\"># attach so that it will be reachable at a second private IP address. If no available ENI is found, the EC2 Instance</span></span></li>\n<li class=\"code__item\"><span class=\"code__text\"><span class=\"hljs-comment\"># will terminate itself so that a new EC2 Instance can spawn, hopefully in a subnet in which there is an available ENI.</span></span></li>\n<li class=\"code__item\"><span class=\"code__text\"><span class=\"hljs-comment\">#</span></span></li>\n<li class=\"code__item\"><span class=\"code__text\"></span></li>\n<li class=\"code__item\"><span class=\"code__text\"><span class=\"hljs-built_in\">set</span> -e</span></li>\n<li class=\"code__item\"><span class=\"code__text\"></span></li>\n<li class=\"code__item\"><span class=\"code__text\"><span class=\"hljs-built_in\">readonly</span> ERR_NO_ENI_FOUND=<span class=\"hljs-string\">\"__NO_ENI_FOUND__\"</span></span></li>\n<li class=\"code__item\"><span class=\"code__text\"></span></li>\n<li class=\"code__item\"><span class=\"code__text\"><span class=\"hljs-keyword\">function</span> print_usage {</span></li>\n<li class=\"code__item\"><span class=\"code__text\"> <span class=\"hljs-built_in\">echo</span></span></li>\n<li class=\"code__item\"><span class=\"code__text\"> <span class=\"hljs-built_in\">echo</span> <span class=\"hljs-string\">\"Usage: attach-eni [OPTIONS]\"</span></span></li>\n<li class=\"code__item\"><span class=\"code__text\"> <span class=\"hljs-built_in\">echo</span></span></li>\n<li class=\"code__item\"><span class=\"code__text\"> <span class=\"hljs-built_in\">echo</span> <span class=\"hljs-string\">\"Search for an Elastic Network Interface (ENI) that is available, located in the same Subnet as this EC2 Instance,\"</span></span></li>\n<li class=\"code__item\"><span class=\"code__text\"> <span class=\"hljs-built_in\">echo</span> <span class=\"hljs-string\">\"and whose tags match the specified values. If none is found, terminate this EC2 Instance in the hopes that another\"</span></span></li>\n<li class=\"code__item\"><span class=\"code__text\"> <span class=\"hljs-built_in\">echo</span> <span class=\"hljs-string\">\"EC2 Instance will spawn in a Subnet that does have an attachable ENI.\"</span></span></li>\n<li class=\"code__item\"><span class=\"code__text\"> <span class=\"hljs-built_in\">echo</span></span></li>\n<li class=\"code__item\"><span class=\"code__text\"> <span class=\"hljs-built_in\">echo</span> <span class=\"hljs-string\">\"Required Arguments:\"</span></span></li></ul></div></div>","repoName":"package-mongodb","repoRef":"v0.4.1","serviceDescriptor":{"serviceName":"MongoDB","serviceRepoName":"package-mongodb","serviceRepoOrg":"gruntwork-io","cloudProviders":["aws"],"description":"Deploy a MongoDB cluster. Supports replica sets, sharding, automated bootstrapping, backup, recovery, and OS optimizations.","imageUrl":"mongodb.png","licenseType":"subscriber","technologies":["Terraform","Bash"],"compliance":[],"tags":[""]},"serviceCategoryName":"NoSQL","fileName":"attach-eni","filePath":"/modules/setup-ec2-instance/bin/attach-eni","title":"Repo Browser: MongoDB","description":"Browse the repos in the Gruntwork Infrastructure as Code Library."}
.circleci
README.md
