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https://github.com/vale981/phoebe
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If you set the `deployedExternally' option to true you can use the nix-copy-closure command to deploy updates to the application. See `scripts/deploy-rails-app.sh' for more details.
87 lines
2.3 KiB
Bash
Executable file
87 lines
2.3 KiB
Bash
Executable file
#!/bin/sh
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################################################################################
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# Example script to deploy a rails application:
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set -e
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set -u
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################################################################################
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option_base="/var/lib/rails"
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option_app_name=""
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option_host=""
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################################################################################
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usage() {
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cat <<EOF
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Usage: $(basename "$0") -n <name> -t <host> [options]
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-h This message
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-n NAME Application name
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-p PATH Base path of Rails application (default: $option_base)
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-t HOST SSH host to deploy to (e.g., root@example.com)
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EOF
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}
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################################################################################
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while getopts "hn:p:t:" o; do
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case "${o}" in
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h) usage
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exit
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;;
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n) option_app_name=$OPTARG
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;;
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p) option_base=$OPTARG
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;;
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t) option_host=$OPTARG
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;;
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*) exit 1
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;;
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esac
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done
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shift $((OPTIND-1))
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################################################################################
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if [ ! -e default.nix ]; then
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>&2 echo "ERROR: Run this from a directory that has a default.nix file"
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exit 1
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fi
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################################################################################
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if [ -z "$option_app_name" ]; then
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>&2 echo "ERROR: You must use the -n option to name the application"
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exit 1
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fi
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################################################################################
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if [ -z "$option_host" ]; then
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>&2 echo "ERROR: You must use the -t option to specify the host"
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exit 1
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fi
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################################################################################
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if [ $# -ne 0 ]; then
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>&2 echo "ERROR: invalid options given: $*"
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exit 1
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fi
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################################################################################
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echo "==> Building application"
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path=$(nix-build --quiet --no-out-link)
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echo "==> Uploading application to $option_host"
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nix-copy-closure --use-substitutes --to "$option_host" "$path"
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# Create the GC root:
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echo "==> Installing and activating application"
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ssh "$option_host" \
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nix-store --add-root "$option_base/$option_app_name/package" \
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--indirect --realize --quiet "$path"
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# Restart the application:
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echo "==> Restarting application"
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ssh "$option_host" systemctl restart rails-"$option_app_name"-'\*'
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