Alpine image

.gitignore

@@ -0,0 +1 @@
+.idea/

Dockerfile

@@ -1,7 +1,8 @@
-FROM alpine:3 
+FROM alpine:3.19
 
-RUN ["/bin/sh", "-c", "apk add --update --no-cache bash ca-certificates curl git jq openssh"]
+RUN ["/bin/sh", "-c", "apk add --update --no-cache bash ca-certificates curl git jq openssh aws-cli"]
 
 COPY ["src", "/src/"]
 
+
 ENTRYPOINT ["/src/main.sh"]

action.yml

@@ -33,6 +33,18 @@ inputs:
   tf_actions_fmt_write:
     description: 'Write Terragrunt fmt changes to source files.'
     default: false
+  ssh_private_key:
+    description: 'Private Key for authentication with non-public modules'
+    default: ""
+  github_username:
+    description: 'Github username for cloning private repos'
+    default: ""
+  github_token:
+    description: 'Github token for cloning private repos'
+    default: ""
+  tags_override:
+    description: 'Override terraform "tags" with environment variables. Injecting TF_VAR_tags'
+    default: ""
 outputs:
   tf_actions_output:
     description: 'The Terragrunt outputs in JSON format.'
@@ -44,4 +56,4 @@ outputs:
     description: 'Whether or not the Terragrunt formatting was written to source files.'
 runs:
   using: 'docker'
-  image: './Dockerfile'
+  image: './Dockerfile'

src/main.sh

@@ -73,6 +73,24 @@ function parseInputs {
   if [ -n "${TF_WORKSPACE}" ]; then
     tfWorkspace="${TF_WORKSPACE}"
   fi
+   github_username=""
+   github_token=""
+   if [ "${INPUT_GITHUB_TOKEN}" != "" ]; then
+    git config --global url."https://${INPUT_GITHUB_USERNAME}:${INPUT_GITHUB_TOKEN}@github.com".insteadOf https://github.com
+   fi
+   if [ "${INPUT_TAGS_OVERRIDE}" != null ]; then
+     echo "Tags Are Overriden New Tags are as below"
+     echo "$INPUT_TAGS_OVERRIDE"
+     export TF_VAR_tags="$INPUT_TAGS_OVERRIDE"
+   fi
+   ssh_private_key=""
+   if [ "${INPUT_SSH_PRIVATE_KEY}" != "" ]; then
+     echo "SSH Key found"
+     mkdir -p /tmp/.ssh
+     echo "${INPUT_SSH_PRIVATE_KEY}" > /tmp/.ssh/id_rsa 
+     chmod 600 /tmp/.ssh/id_rsa
+     export GIT_SSH_COMMAND="ssh -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null -o GlobalKnownHostsFile=/dev/null  -i /tmp/.ssh/id_rsa"
+   fi
 }
 
 function configureCLICredentials {
@@ -164,7 +182,6 @@ function main {
   configureCLICredentials
   installTerraform
   cd ${GITHUB_WORKSPACE}/${tfWorkingDir}
-
   case "${tfSubcommand}" in
     fmt)
       installTerragrunt
@@ -210,3 +227,4 @@ function main {
 }
 
 main "${*}"
+