50 lines
2.5 KiB
Bash
Executable File
50 lines
2.5 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Explicit user-unit rendering/install. Never enables, starts or restarts a unit.
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set -euo pipefail
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REPO=$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)
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. "$REPO/scripts/instance.sh"
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instance_args "$@"
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set -- "${INSTANCE_ARGS[@]}"
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instance_select
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OP=${1:-}; [ $# -eq 0 ] || shift
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UNIT_DIR=${XDG_CONFIG_HOME:-$HOME/.config}/systemd/user
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RELOAD=1
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COPY_ID=""
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COPIES="${XDG_DATA_HOME:-$HOME/.local/share}/mosaic-stack/copies"
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while [ $# -gt 0 ]; do
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case "$1" in
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--dir) [ $# -ge 2 ] || exit 4; UNIT_DIR=$2; shift 2 ;;
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--no-reload) RELOAD=0; shift ;;
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--copy) [ $# -ge 2 ] || exit 4; COPY_ID=$2; shift 2 ;;
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--copies) [ $# -ge 2 ] || exit 4; COPIES=$2; shift 2 ;;
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*) echo 'proxy-service: proxy-unit-usage' >&2; exit 4 ;;
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esac
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done
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case "$OP" in render|install) ;; *) echo 'proxy-service: proxy-unit-usage' >&2; exit 4 ;; esac
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[ "$MOSAIC_INSTANCE_PROXY_CONFIGURED" = 1 ] || { echo 'proxy-service: proxy-not-configured' >&2; exit 3; }
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ROOT=$REPO
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if [ -n "$COPY_ID" ]; then
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[[ "$COPY_ID" =~ ^[0-9a-f]{40}$ ]] && [ -f "$COPIES/$COPY_ID/packages/model-proxy/PIN" ] || { echo 'proxy-service: proxy-unit-copy' >&2; exit 3; }
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ROOT="$COPIES/$COPY_ID"
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fi
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case "$ROOT" in /*) ;; *) echo 'proxy-service: proxy-unit-path' >&2; exit 3 ;; esac
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NODE=$(command -v node)
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case "$NODE:$ROOT:$UNIT_DIR:$MOSAIC_INSTANCE_CONFIG" in *[!A-Za-z0-9/._+:-]*) echo 'proxy-service: proxy-unit-path' >&2; exit 3 ;; esac
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render() {
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# Both default and named instances bind their exact selected config, never a service-manager default.
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sed -e "s|@REPO@|$ROOT|g" -e 's|@PATH@|/usr/local/bin:/usr/bin:/bin|g' \
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-e "s|@NODE@|$NODE|g" -e "s|^@CONFIG_ENV@$|Environment=MOSAIC_CONFIG=$MOSAIC_INSTANCE_CONFIG|" \
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-e "s|^Description=Mosaic model proxy$|Description=Mosaic model proxy [$MOSAIC_INSTANCE]|" \
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"$REPO/packages/cli/systemd/mosaic-proxy.service.in"
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}
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if [ "$OP" = render ]; then render; exit 0; fi
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# Refuse replacement and drop-ins: installation is explicit creation only.
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[ ! -e "$UNIT_DIR/$PROXY_UNIT" ] && [ ! -L "$UNIT_DIR/$PROXY_UNIT" ] || { echo 'proxy-service: proxy-unit-exists' >&2; exit 3; }
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for DROP in "$PROXY_UNIT.d" mosaic-proxy-.service.d mosaic-.service.d service.d; do
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[ ! -e "$UNIT_DIR/$DROP" ] || { echo 'proxy-service: proxy-unit-dropin' >&2; exit 3; }
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done
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mkdir -p "$UNIT_DIR"
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# noclobber refuses a concurrent install; no host service is started or enabled.
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(set -o noclobber; render > "$UNIT_DIR/$PROXY_UNIT") || { echo 'proxy-service: proxy-unit-exists' >&2; exit 3; }
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[ "$RELOAD" = 0 ] || systemctl --user daemon-reload
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