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Merge pull request #22 from uicpharm/jcurt/deploy-script
Support for CI Deployments
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,131 @@ | ||
| #!/bin/bash | ||
|
|
||
| bold=$(tput bold) | ||
| dim=$(tput dim) | ||
| ul=$(tput smul) | ||
| rmul=$(tput rmul) | ||
| red=$(tput setaf 1) | ||
| norm=$(tput sgr0) | ||
|
|
||
| repo_default=ghcr.io/uicpharm | ||
| repo=$repo_default | ||
| upgrade=false | ||
| verbose=false | ||
| interactive=true | ||
| env_file= | ||
|
|
||
| display_help() { | ||
| cat <<EOF | ||
| Usage: $(basename "$0") <stack path> [OPTIONS] | ||
| Deploys an application stack with UIC Pharmacy standards: | ||
| - Login to your Docker repo | ||
| - Stop the application if it is currently running | ||
| - Create a pod $dim(if using podman)$norm | ||
| - Start up the stack using the stack path you point at | ||
| - Install the stack as a service $dim(if using podman)$norm | ||
| Options: | ||
| -h, --help Show this help message and exit. | ||
| -e, --env-file Specify an alternate environment file. | ||
| -n, --non-interactive Do not prompt, run in non-interactive mode. | ||
| -r, --repo Specify the repo to login to. (Default: $ul$repo_default$rmul) | ||
| -u, --upgrade Upgrade by pulling the latest image. | ||
| -v, --verbose Provide more verbose output. | ||
| EOF | ||
| } | ||
|
|
||
| # Positional parameter: Stack Path | ||
| if [[ $1 == -* || -z $1 ]]; then | ||
| [[ $1 == -h || $1 == --help ]] || echo "${red}You must provide a stack path.$norm" >&2 | ||
| display_help; exit 1; | ||
| else | ||
| stack_path=$(realpath "$1") | ||
| shift | ||
| fi | ||
|
|
||
| # Collect optional arguments. | ||
| # spellchecker: disable-next-line | ||
| while getopts hnuve:r:-: OPT; do | ||
| # Ref: https://stackoverflow.com/a/28466267/519360 | ||
| if [ "$OPT" = "-" ]; then | ||
| OPT="${OPTARG%%=*}" # extract long option name | ||
| OPTARG="${OPTARG#"$OPT"}" # extract long option argument (may be empty) | ||
| OPTARG="${OPTARG#=}" # if long option argument, remove assigning `=` | ||
| fi | ||
| case "$OPT" in | ||
| h | help) display_help; exit 0 ;; | ||
| r | repo) repo=$OPTARG ;; | ||
| e | env-file) env_file=$(realpath "$OPTARG") ;; | ||
| n | non-interactive) interactive=false ;; | ||
| u | upgrade) upgrade=true ;; | ||
| v | verbose) verbose=true ;; | ||
| \?) echo "${red}Invalid option: -$OPT$norm" >&2 ;; | ||
| *) echo "${red}Some of these options are invalid:$norm $*" >&2; exit 2 ;; | ||
| esac | ||
| done | ||
| shift $((OPTIND - 1)) | ||
|
|
||
| # Validation | ||
| [[ ! -e $stack_path ]] && echo "${red}The stack $ul$stack_path$rmul doesn't exist.$norm" >&2 && exit 2 | ||
|
|
||
| dir=${stack_path%/*} | ||
| env_file=${env_file:-$dir/.env} # If no env file provided, use standard `.env` in stack directory | ||
| pod_name=$(basename "$dir")-$(basename "$stack_path" .yml) | ||
|
|
||
| $verbose && ( | ||
| echo "$bold${ul}Settings$norm" | ||
| echo | ||
| echo "${bold}Stack Path:$norm $stack_path" | ||
| echo "${bold}Env File:$norm $env_file" | ||
| echo "${bold}Pod Name:$norm $pod_name" | ||
| echo "${bold}Repo:$norm $repo" | ||
| echo "${bold}Upgrade:$norm $upgrade" | ||
| echo | ||
| ) | ||
|
|
||
| # Check if logged into ghcr.io/uicpharm | ||
| $interactive && ( | ||
| echo "Checking login to $repo..." | ||
| if ! docker login "$repo"; then | ||
| echo "Access to $repo is required. Aborting." | ||
| exit 1 | ||
| fi | ||
| ) | ||
|
|
||
| # Detect podman | ||
| [[ $(docker --version) == podman* ]] && IS_PODMAN=true || IS_PODMAN=false | ||
|
|
||
| # Detect podman-install-service | ||
| which podman-install-service &> /dev/null && HAS_SERVICE_INSTALLER=true || HAS_SERVICE_INSTALLER=false | ||
|
|
||
| # Stop the stack. Detect if its a service with systemctl or just a docker-compose stack. | ||
| # By querying `is-active`, and then checking `docker-compose ps`, it will even catch the | ||
| # scenario when the service is newly created but systemctl doesn't see it yet. | ||
| if which systemctl &> /dev/null && ! systemctl status "$pod_name" 2>&1 | grep -q 'could not be found' && systemctl -q is-active "$pod_name"; then | ||
| systemctl stop "$pod_name" | ||
| elif [[ $(docker-compose -f "$stack_path" --env-file "$env_file" ps -q 2>/dev/null | wc -w) -gt 0 ]]; then | ||
| docker-compose -f "$stack_path" down | ||
| fi | ||
|
|
||
| # Create pod | ||
| $IS_PODMAN && ! podman pod exists "$pod_name" && podman pod create --name "$pod_name" | ||
|
|
||
| # Prep docker-compose args | ||
| podman_args=() | ||
| docker_args=('-d') | ||
| $IS_PODMAN && podman_args+=(--pod "$pod_name") | ||
|
|
||
| # Upgrade stack if requested | ||
| if $upgrade; then | ||
| $IS_PODMAN && podman_args+=(--pull always) || docker_args+=(--pull always) | ||
| fi | ||
|
|
||
| # Finalize args, start stack and install service | ||
| [[ ${#podman_args[@]} -gt 0 ]] && podman_args=(--podman-run-args "${podman_args[*]}") | ||
| ( | ||
| cd "$dir" && \ | ||
| docker-compose "${podman_args[@]}" -f "$stack_path" --env-file "$env_file" up "${docker_args[@]}" && \ | ||
| $IS_PODMAN && $HAS_SERVICE_INSTALLER && podman-install-service "$pod_name" -n && \ | ||
| echo "Installed service $pod_name!" | ||
| ) |
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