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Feat: (issue#48) Add option to install Python3 for projects using TF Lambda module #49

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Feat: (issue#48) Add option to install Python3 for projects using TF Lambda module #49

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f74c1f6
Adding python function and its inputs on the action.yml
yiskaneto Feb 9, 2024
86a8d80
commenting python section
yiskaneto Feb 9, 2024
8457cdb
Adding version check prior to call install_python
yiskaneto Feb 9, 2024
2e31397
if test operator chaged to string
yiskaneto Feb 9, 2024
c655de1
Inputs table updated
yiskaneto Feb 9, 2024
ee6394d
Inputs table updated
yiskaneto Feb 9, 2024
523c4df
Adding link for inputs on error logs
yiskaneto Feb 9, 2024
bd713c7
Merge remote-tracking branch 'origin/main' into feat-add-python3-func…
yiskaneto Apr 3, 2024
ae86dcd
correct env string
yiskaneto Apr 3, 2024
c8f7c90
updating python3 references
yiskaneto Apr 3, 2024
50c1b3c
removing uneeded exit 0
yiskaneto Apr 3, 2024
ec252ef
Merge remote-tracking branch 'origin' into feat-add-python3-function
yiskaneto Jun 3, 2024
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20 changes: 11 additions & 9 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -6,15 +6,17 @@ A GitHub Action for installing and running Terragrunt

Supported GitHub action inputs:

| Input Name | Description | Required | Example values |
|:---------------|:------------------------------------------------------------------|:-----------------------------------------:|:--------------:|
| tf_version | Terraform version to be used in Action execution | `true` if `tofu_version` is not supplied | 1.4.6 |
| tofu_version | OpenTofu version to be used in Action execution | `true` if `tf_version` is not supplied | 1.6.0 |
| tg_version | Terragrunt version to be user in Action execution | `true` | 0.50.8 |
| tg_dir | Directory in which Terragrunt will be invoked | `true` | work |
| tg_command | Terragrunt command to execute | `true` | plan/apply |
| tg_comment | Add comment to Pull request with execution output | `false` | 0/1 |
| tg_add_approve | Automatically add "-auto-approve" to commands, enabled by default | `false` | 0/1 |
| Input Name | Description | Required | Example values |
|:--------------------|:------------------------------------------------------------------|:-----------------------------------------:|:--------------:|
| tf_version | Terraform version to be used in Action execution | `true` if `tofu_version` is not supplied | 1.4.6 |
| tofu_version | OpenTofu version to be used in Action execution | `true` if `tf_version` is not supplied | 1.6.0 |
| tg_version | Terragrunt version to be user in Action execution | `true` | 0.50.8 |
| tg_dir | Directory in which Terragrunt will be invoked | `true` | work |
| tg_command | Terragrunt command to execute | `true` | plan/apply |
| tg_comment | Add comment to Pull request with execution output | `false` | 0/1 |
| tg_add_approve | Automatically add "-auto-approve" to commands, enabled by default | `false` | 0/1 |
| tg_install_python_3 | Installs python3 | `false` | 0/1 |
| tg_python_version | Specify which version of Python3 to install (default: 3.10) | `false` | 3.10/3.11 |

## Environment Variables

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8 changes: 8 additions & 0 deletions action.yml
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Expand Up @@ -28,6 +28,14 @@ inputs:
description: 'Add -auto-approve to commands which require changes to be applied'
default: '1'
required: false
tg_install_python_3:
description: 'Wheteher or not to install Python 3'
default: '0'
required: false
tg_python_version:
description: 'What version of python3 to install'
default: '3.10'
required: false
outputs:
tg_action_output:
description: 'Terragrunt execution output'
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23 changes: 22 additions & 1 deletion src/main.sh
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Expand Up @@ -144,6 +144,16 @@ function setup_post_exec {
done <<< "$post_exec_vars"
}

# Install python 3.10 or 3.11
function install_python {
local -r version="$1"
sudo apt update
sudo apt install python"${version}" -y
sudo update-alternatives --install /usr/bin/python3 python /usr/bin/python"${version}" 1
sudo update-alternatives --set python /usr/bin/python"${version}"
}


function main {
log "Starting Terragrunt Action"
trap 'log "Finished Terragrunt Action execution"' EXIT
Expand All @@ -154,7 +164,9 @@ function main {
local -r tg_comment=${INPUT_TG_COMMENT:-0}
local -r tg_add_approve=${INPUT_TG_ADD_APPROVE:-1}
local -r tg_dir=${INPUT_TG_DIR:-.}

local -r tg_install_python_3=${INPUT_TG_INSTALL_PYTHON_3}
local -r tg_python_version=${INPUT_TG_PYTHON_VERSION}

if [[ (-z "${tf_version}") && (-z "${tofu_version}")]]; then
log "One of tf_version or tofu_version must be set"
exit 1
Expand All @@ -174,6 +186,15 @@ function main {
log "tg_command is not set"
exit 1
fi

if [[ "${tg_install_python_3}" == "1" ]]; then
if ! [[ "${tg_python_version}" == "3.10" || "${tg_python_version}" == "3.11" ]]; then
log "ERROR: Only python3.10 and python3.11 are allowed. Check https://github.com/gruntwork-io/terragrunt-action?tab=readme-ov-file#inputs"
exit 1
fi
install_python "${tg_python_version}"
fi

setup_git
# fetch the user id and group id under which the github action is running
local -r uid=$(stat -c "%u" "/github/workspace")
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