First!

Dockerfile

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+FROM debian:bullseye-slim
+LABEL maintainer "Jiang Yio <inportb@gmail.com>"
+
+ENV	SEAFILE_DIR=/opt/seafile
+RUN	apt update && \
+	apt install -y python3 python3-setuptools python3-pip python3-jinja2 python3-ldap sqlite3 curl procps dialog nano && \
+	apt clean && rm -rf /var/lib/apt/lists/* && \
+	pip3 install --no-cache-dir --timeout=3600 Pillow captcha sqlalchemy==1.4.3 django-simple-captcha && \
+	adduser --disabled-password --home "${SEAFILE_DIR}" --gecos "" seafile && \
+	mkdir -p "${SEAFILE_DIR}" && chown seafile:seafile "${SEAFILE_DIR}"
+
+COPY	entrypoint.sh /usr/local/bin/seaf-ctl
+
+EXPOSE	8000 8080 8082
+VOLUME	["/opt/seafile"]
+
+USER	seafile
+ENV	PATH=${PATH}:${SEAFILE_DIR}/seafile-server-latest
+
+ENTRYPOINT ["/usr/local/bin/seaf-ctl"]
+CMD ["init"]

README.md

@@ -1,3 +1,15 @@
 # docker-seafile
 
 Seafile installer for Docker
+
+`seaf-ctl init`: Start Seafile if possible or hang (default)
+
+`seaf-ctl setup`: download and install Seafile (run first)
+
+`seaf-ctl createsuperuser`: create admin account
+
+`seaf-ctl start`: Start Seafile
+
+`seaf-ctl restart`: Restart Seafile
+
+`seaf-ctl stop`: Stop Seafile

docker-compose.yml

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+version: '3.6'
+services:
+  main:
+    build: .
+    environment:
+      SEAFILE_SERVER_NAME: Seafile
+      SEAFILE_SERVER_HOST: seafile.example.com
+    ports:
+      - '8000:8000'
+      - '8080:8080'
+      - '8082:8082'
+    volumes:
+      - seafile-data:/opt/seafile
+    restart: unless-stopped
+volumes:
+  seafile-data:

entrypoint.sh

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+#!/bin/sh
+
+SEAFILE_DIR_LATEST="${SEAFILE_DIR}/seafile-server-latest"
+
+version_lte() {	# https://stackoverflow.com/a/4024263
+	[  "$1" = "`printf "$1\n$2" | sort -V | head -n1`" ]
+}
+
+version_lt() {	# https://stackoverflow.com/a/4024263
+	[ "$1" = "$2" ] && return 1 || version_lte "$1" "$2"
+}
+
+path_version() {
+	version="`readlink -m "$1"`"
+	version="${version%/}"
+	echo "${version##*-}"
+}
+
+download_list() {
+	curl -sL https://download.seadrive.org/ | grep -o 'seafile-server_[^_]*_[^_]*\.tar\.gz' | sort -rV
+}
+download_select() {
+	case "$1" in
+		http*)
+			echo "$1"
+			;;
+		seafile-server_*.tar.gz)
+			echo "https://download.seadrive.org/$1"
+			;;
+		6.*|7.*|8.*|9.*)
+			echo "https://download.seadrive.org/seafile-server_$1_x86-64.tar.gz"
+			;;
+		latest)
+			selection="`download_list | head -1`"
+			echo "https://download.seadrive.org/${selection}"
+			;;
+		*)
+			options=`download_list | awk '{print $1, "on"}'`
+			selection="`dialog --stdout --no-items --ok-label Fetch --radiolist "Choose version:" 0 0 0 ${options}`"
+			if [ ! "$selection" = "" ]; then
+				echo "https://download.seadrive.org/${selection}"
+			fi
+			;;
+	esac
+}
+
+build_download() {
+	url="`download_select "$@"`"
+	if [ ! "$url" = "" ]; then
+		echo 1>&2 "Fetching <${url}>..."
+		curl -sL "${url}" > "${SEAFILE_DIR}/pkg.tar.gz"
+		name="`tar -tvf "${SEAFILE_DIR}/pkg.tar.gz" | head -1 | awk '{print $6}'`"
+		echo 1>&2 "Unpacking \`${name%/}'..."
+		tar -xzf "${SEAFILE_DIR}/pkg.tar.gz" -C "${SEAFILE_DIR}"
+		rm "${SEAFILE_DIR}/pkg.tar.gz"
+		echo "${name%/}"
+	fi
+}
+build_setup() {
+	if [ -e "$1" ]; then
+		version_new="`path_version "$1"`"
+		echo 1>&2 "\033[32m Info: \033[0m Requested: ${version_new}"
+		version_old=
+		if [ -L "${SEAFILE_DIR_LATEST}" ]; then
+			version_old="`path_version "${SEAFILE_DIR_LATEST}"`"
+			echo 1>&2 "\033[32m Info: \033[0m Installed: ${version_old}"
+			control_server stop
+		fi
+		if [ ! -e "${SEAFILE_DIR}/seafile-data" ]; then
+			(
+				cd "${SEAFILE_DIR}/seafile-server-${version_new}"
+				echo 1>&2 "==> ./setup-seafile.sh"
+				server_name=${SEAFILE_SERVER_NAME} ip_or_domain=${SEAFILE_SERVER_HOST} ./setup-seafile.sh auto
+				sed -i 's/127\.0\.0\.1/0.0.0.0/' "${SEAFILE_DIR}/conf/gunicorn.conf.py"
+			)
+		fi
+		if [ ! "${version_old}" = "" ] && [ ! "${version_old}" = "${version_new}" ]; then
+			if version_lt "${version_old}" "${version_new}"; then
+				echo 1>&2 "\033[32m Info: \033[0m Upgrade needed ${version_old} => ${version_new}."
+				oldver1=`echo "$version_old" | cut -d. -f1`
+				oldver2=`echo "$version_old" | cut -d. -f2`
+				nxtver1=${oldver1}
+				nxtver2=`expr ${oldver2} + 1`
+				newver1=`echo "$version_new" | cut -d. -f1`
+				newver2=`echo "$version_new" | cut -d. -f2`
+				while [ $nxtver1 -le $newver1 ]; do
+					script="${SEAFILE_DIR}/seafile-server-${version_new}/upgrade/upgrade_${oldver1}.${oldver2}_${nxtver1}.${nxtver2}.sh"
+					if [ -f $script ]; then
+						echo 1>&2 "==> ${script}"
+						"${script}"
+						if [ "$nxtver1" = "6" -a "$nxtver2" = "3" ]; then
+							(
+								cd "${SEAFILE_DIR}/seafile-server-${version_new}/seahub"
+								./manage.py migrate_file_comment
+							)
+						fi
+						oldver2=${nxtver2}
+						nxtver2=`expr ${nxtver2} + 1`
+					else
+						oldver1=${nxtver1}
+						nxtver1=`expr ${nxtver1} + 1`
+						nxtver2=0
+					fi
+				done
+				"${SEAFILE_DIR}/seafile-server-${version_new}/upgrade/minor-upgrade.sh"
+				sed -i 's/127\.0\.0\.1/0.0.0.0/' "${SEAFILE_DIR}/conf/gunicorn.conf.py"
+			else
+				echo 1>&2 "\033[33m Warning: \033[0m Manual intervention required to downgrade ${version_old} => ${version_new}."
+			fi
+		fi
+	else
+		echo 1>&2 "\033[31m Error: \033[0m \`$1' not available."
+	fi
+}
+
+control_server() {
+	"${SEAFILE_DIR_LATEST}/seafile.sh" "$@" || return 1
+	"${SEAFILE_DIR_LATEST}/seahub.sh" "$@" || return 1
+}
+
+collect_logs() {
+	for fn in "${SEAFILE_DIR}/logs"/*; do
+		if [ -s "${fn}" ]; then
+			echo "==> ${fn} <==" >> "${SEAFILE_DIR}/logs/.history"
+			cat "${fn}" >> "${SEAFILE_DIR}/logs/.history"
+			echo >> "${SEAFILE_DIR}/logs/.history"
+			truncate -s0 "${fn}"
+		fi
+	done
+}
+
+tail_logs() {
+	tail -f "${SEAFILE_DIR}/logs"/*
+}
+
+wait_forever() {
+	while :; do
+		if [ -e "${SEAFILE_DIR}/.stop" ]; then
+			echo 1>&2 "\033[32m Info: \033[0m Received shutdown signal."
+			rm "${SEAFILE_DIR}/.stop"
+			exit 0
+		else
+			sleep 4
+		fi
+	done
+}
+
+do_init() {
+	if [ -f "${SEAFILE_DIR}/seafile-data/version" ]; then
+		data_version=`cat "${SEAFILE_DIR}/seafile-data/version"`
+		if [ ! "${SEAFILE_VERSION}" = "${data_version}" ]; then
+			echo 1>&2 "\033[31m Error: \033[0m Seafile server version mismatch."
+			echo 1>&2 "Server: ${SEAFILE_VERSION}"
+			echo 1>&2 "Data: ${data_version}"
+			if version_lt "${data_version}" "${SEAFILE_VERSION}"; then
+				echo 1>&2 "\033[32m Info: \033[0m Consider running upgrade scripts per <https://manual.seafile.com/deploy/upgrade/>"
+			fi
+			echo 1>&2 "\033[32m Info: \033[0m Remove \`${SEAFILE_DIR}/seafile-data/version' after reconciling versions."
+			return 1
+		fi
+	fi
+	if [ -e "${SEAFILE_DIR_LATEST}" ]; then
+		collect_logs
+		if control_server start; then
+			echo -n "${SEAFILE_VERSION}" > "${SEAFILE_DIR}/seafile-data/version"
+			sleep 2
+		else
+			echo 1>&2 "\033[31m Error: \033[0m Seafile server not started."
+		fi
+		tail_logs &
+	else
+		echo 1>&2 "\033[31m Error: \033[0m Seafile server not installed. Run \`$0 setup' to install."
+	fi
+	wait_forever
+}
+
+CMD="$1"
+[ "$#" -gt 0 ] && shift
+
+case "${CMD}" in
+	setup)
+		version="`build_download "$@"`"
+		build_setup "${SEAFILE_DIR}/${version}"
+		echo 1>&2 "\033[32m Info: \033[0m Run \`$0 start' to start seafile and seahub."
+		;;
+	createsuperuser)
+		"${SEAFILE_DIR_LATEST}/seahub/manage.py" createsuperuser
+		;;
+	start)
+		control_server start "$@"
+		;;
+	restart)
+		control_server restart "$@"
+		;;
+	stop)
+		control_server stop
+		;;
+	shutdown)
+		touch "${SEAFILE_DIR}/.stop"
+		echo 1>&2 "\033[32m Info: \033[0m Sent shutdown signal."
+		;;
+	init)
+		do_init
+		;;
+	*)
+		do_init
+		;;
+esac