mirror of
https://github.com/mistergibson/radio.git
synced 2026-09-08 22:09:51 -07:00
141 lines
5.4 KiB
Shell
Executable file
141 lines
5.4 KiB
Shell
Executable file
#!/usr/bin/env bash
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#
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# install_for_jruby.sh - Installs the JRuby-based radio automation stack.
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# Same layout as the Python installer but invokes jruby for the scripts.
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# Derives its service name from the containing directory, prompts for a
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# storage path and Icecast host/port/mount/credentials, writes config.json,
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# creates the systemd unit and cron jobs.
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#
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set -euo pipefail
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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DIR_NAME="$(basename "$SCRIPT_DIR")"
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SERVICE_NAME="${DIR_NAME}"
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SYSTEMD_UNIT="/etc/systemd/system/${SERVICE_NAME}.service"
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CONFIG_FILE="${SCRIPT_DIR}/config.json"
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JRuby_BIN="$(command -v jruby || echo /usr/local/bin/jruby)"
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echo "=== ${SERVICE_NAME} installer (JRuby) ==="
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echo "Install dir: ${SCRIPT_DIR}"
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echo "Using jruby: ${JRuby_BIN}"
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echo ""
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# --- Verify required source files exist ------------------------------------
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for req in station.liq fetch_podcasts.rb update_playlists.rb; do
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if [ ! -f "${SCRIPT_DIR}/${req}" ]; then
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echo "ERROR: required file '${req}' not found in ${SCRIPT_DIR}" >&2
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exit 1
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fi
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done
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# --- Prompt for storage path ---------------------------------------------
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DEFAULT_STORAGE="/srv/radio-storage"
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read -rp "Enter storage path for media/state/logs [${DEFAULT_STORAGE}]: " STORAGE_PATH
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STORAGE_PATH="${STORAGE_PATH:-$DEFAULT_STORAGE}"
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mkdir -p "${STORAGE_PATH}"/{music,podcasts,jingles,announcements,state,playlists,logs}
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# Media dirs are read by the liquidsoap user at stream time
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chown -R liquidsoap:liquidsoap "${STORAGE_PATH}"/{music,podcasts,jingles,announcements} 2>/dev/null || true
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# state/ and playlists/ are written by the cron jobs (run as root) and read by liquidsoap
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chown root:liquidsoap "${STORAGE_PATH}"/{state,playlists} 2>/dev/null || true
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chmod 775 "${STORAGE_PATH}"/{state,playlists} 2>/dev/null || true
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# logs/ is appended to by cron
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chown root:liquidsoap "${STORAGE_PATH}/logs" 2>/dev/null || true
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chmod 775 "${STORAGE_PATH}/logs" 2>/dev/null || true
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# --- Collect Icecast credentials ------------------------------------------
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read -rp "Icecast host [127.0.0.1]: " IC_HOST
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IC_HOST="${IC_HOST:-127.0.0.1}"
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read -rp "Icecast source port [7777]: " IC_PORT
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IC_PORT="${IC_PORT:-7777}"
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read -rp "Icecast mount [/radio.mp3]: " IC_MOUNT
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IC_MOUNT="${IC_MOUNT:-/radio.mp3}"
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read -rp "Icecast source username [sourceadmin]: " IC_USER
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IC_USER="${IC_USER:-sourceadmin}"
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read -rsp "Icecast source password: " IC_PASS; echo
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IC_PASS="${IC_PASS:?Password required}"
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# --- gPodder sync (optional) ----------------------------------------------
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read -rp "Enable gPodder.net sync? [y/N]: " GPODDER_ENABLE
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case "${GPODDER_ENABLE,,}" in
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y|yes)
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read -rp "gPodder host [https://gpodder.net]: " GP_HOST
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GP_HOST="${GP_HOST:-https://gpodder.net}"
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# Strip trailing slash if the user typed one
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GP_HOST="${GP_HOST%/}"
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read -rp "gPodder username: " GP_USER
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GP_USER="${GP_USER:?gPodder username required}"
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read -rsp "gPodder password: " GP_PASS; echo
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GP_PASS="${GP_PASS:?gPodder password required}"
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GP_JSON=$(jq -n --arg h "$GP_HOST" --arg u "$GP_USER" --arg p "$GP_PASS" \
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'{enable:true, host:$h, username:$u, password:$p}')
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;;
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*)
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GP_JSON='{"enable":false,"host":"","username":"","password":""}'
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;;
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esac
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# --- Write config.json -----------------------------------------------------
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cat > "$CONFIG_FILE" <<EOF
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{
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"storage": "${STORAGE_PATH}",
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"icecast": {
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"host": "${IC_HOST}",
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"port": ${IC_PORT},
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"mount": "${IC_MOUNT}",
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"username": "${IC_USER}",
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"password": "${IC_PASS}"
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},
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"gpodder": ${GP_JSON}
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}
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EOF
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chmod 600 "$CONFIG_FILE"
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echo "Wrote ${CONFIG_FILE}"
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# --- Gem check (install one at a time to avoid memory limits) --------------
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# Use jdbc-sqlite3, not sqlite3: the latter needs a native C extension that
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# fails to build on JRuby. jdbc-sqlite3 ships the SQLite JDBC driver as a JAR.
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for gem in jdbc-sqlite3 json; do
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if ! "${JRuby_BIN}" -e "require '${gem}'" >/dev/null 2>&1; then
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echo "Installing gem: ${gem}"
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"${JRuby_BIN}" -S gem install "${gem}"
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fi
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done
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# --- Systemd unit ------------------------------------------------------------
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cat > "$SYSTEMD_UNIT" <<EOF
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[Unit]
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Description=${SERVICE_NAME} radio automation (liquidsoap)
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After=network.target icecast2.service
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[Service]
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User=liquidsoap
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WorkingDirectory=${SCRIPT_DIR}
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ExecStart=/usr/bin/liquidsoap ${SCRIPT_DIR}/station.liq
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Restart=on-failure
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RestartSec=5
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[Install]
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WantedBy=multi-user.target
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EOF
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systemctl daemon-reload
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systemctl enable "${SERVICE_NAME}"
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echo "Enabled systemd unit: ${SERVICE_NAME}"
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# --- Cron --------------------------------------------------------------------
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CRON_FETCH="0 * * * * cd ${SCRIPT_DIR} && ${JRuby_BIN} fetch_podcasts.rb >> ${STORAGE_PATH}/logs/cron.log 2>&1"
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CRON_PLAYLISTS="30 * * * * cd ${SCRIPT_DIR} && ${JRuby_BIN} update_playlists.rb >> ${STORAGE_PATH}/logs/cron.log 2>&1"
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# Guard against pipefail killing us when crontab is empty or has no matching lines
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EXISTING_CRON=$(crontab -l 2>/dev/null | grep -v "fetch_podcasts.rb\|update_playlists.rb" || true)
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( [ -n "$EXISTING_CRON" ] && echo "$EXISTING_CRON"; echo "$CRON_FETCH"; echo "$CRON_PLAYLISTS" ) | crontab -
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echo "Installed cron jobs:"
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echo " $CRON_FETCH"
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echo " $CRON_PLAYLISTS"
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echo ""
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echo "=== Installation complete ==="
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echo "Storage root: ${STORAGE_PATH}"
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echo "JRuby: ${JRuby_BIN}"
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echo "Start with: systemctl start ${SERVICE_NAME}"
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echo "Test fetcher: ${JRuby_BIN} fetch_podcasts.rb --list-shows"
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