Updates...

.gitignore

@@ -1 +1,2 @@
 workspace.code-workspace
+samples

.vscode/launch.json

@@ -0,0 +1,17 @@
+{
+	// Use IntelliSense to learn about possible attributes.
+	// Hover to view descriptions of existing attributes.
+	// For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+	"version": "0.2.0",
+	"configurations": [
+		{
+			"cwd": "${workspaceRoot}",
+			"name": "Listen for rdebug-ide",
+			"type": "Ruby",
+			"request": "attach",
+			"remoteHost": "127.0.0.1",
+			"remotePort": "1234",
+			"remoteWorkspaceRoot": "${workspaceRoot}"
+		},
+	]
+}

.vscode/settings.json

@@ -0,0 +1,7 @@
+{
+	"files.exclude": {
+		"alpine": true,
+		"debian": true,
+		"ubuntu": true
+	}
+}

alpine/Dockerfile

@@ -3,18 +3,17 @@ FROM alpine:${ALPINE_VERSION} AS builder
 WORKDIR /tdlib
 RUN apk update && apk upgrade && apk add --update alpine-sdk linux-headers git zlib-dev openssl-dev gperf php cmake
 RUN git clone https://github.com/tdlib/td.git .
-ARG TDLIB_VER
+ARG TDLIB_TAG
-RUN git checkout "tags/v${TDLIB_VER}"
+ARG TDLIB_COMMIT
+RUN if [ "$TDLIB_TAG" ]; then \
+		git checkout "tags/${TDLIB_TAG}"; \
+	else \
+		git checkout "${TDLIB_COMMIT}"; \
+	fi
 RUN rm -rf build && mkdir build
 WORKDIR /tdlib/build
 RUN cmake -DCMAKE_BUILD_TYPE=Release -DCMAKE_INSTALL_PREFIX:PATH=../tdlib ..
-RUN cmake --build . --target prepare_cross_compiling
-WORKDIR /tdlib
-RUN php SplitSource.php
-WORKDIR /tdlib/build
 RUN cmake --build . --target install
-WORKDIR /tdlib
-RUN php SplitSource.php --undo
 
 FROM alpine:${ALPINE_VERSION}
 WORKDIR /tdlib

alpine/Dockerfile-low-ram

@@ -0,0 +1,26 @@
+ARG ALPINE_VERSION
+FROM alpine:${ALPINE_VERSION} AS builder
+WORKDIR /tdlib
+RUN apk update && apk upgrade && apk add --update alpine-sdk linux-headers git zlib-dev openssl-dev gperf php cmake
+RUN git clone https://github.com/tdlib/td.git .
+ARG TDLIB_TAG
+ARG TDLIB_COMMIT
+RUN if [ "$TDLIB_TAG" ]; then \
+		git checkout "tags/${TDLIB_TAG}"; \
+	else \
+		git checkout "${TDLIB_COMMIT}"; \
+	fi
+RUN rm -rf build && mkdir build
+WORKDIR /tdlib/build
+RUN cmake -DCMAKE_BUILD_TYPE=Release -DCMAKE_INSTALL_PREFIX:PATH=../tdlib ..
+RUN cmake --build . --target prepare_cross_compiling
+WORKDIR /tdlib
+RUN php SplitSource.php
+WORKDIR /tdlib/build
+RUN cmake --build . --target install
+WORKDIR /tdlib
+RUN php SplitSource.php --undo
+
+FROM alpine:${ALPINE_VERSION}
+WORKDIR /tdlib
+COPY --from=builder /tdlib/tdlib /tdlib

alpine/Dockerfile-so

@@ -0,0 +1,10 @@
+ARG ALPINE_VERSION
+ARG TDLIB_IMAGE
+FROM ${TDLIB_IMAGE} AS tdlib
+RUN mkdir /tdlib-so
+WORKDIR /tdlib-so
+RUN find /tdlib/lib -regex '.*\.so.*' -print0 | xargs -0 -I % cp -P % .
+
+FROM alpine:${ALPINE_VERSION}
+WORKDIR /tdlib-so
+COPY --from=tdlib /tdlib-so .

alpine/build.sh

@@ -1,16 +1,117 @@
 #! /usr/bin/env sh
 
-if [ -z $ALPINE_VERSION ]
+# Parse arguments
+
+help () {
+	echo 'build.sh -- Alpine image'
+	echo
+	echo '    -v  --alpine $ALPINE_VERSION:'
+	echo '        specify version of Alpine Docker image'
+	echo '    -t  --tag    $TDLIB_TAG:'
+	echo '        specify the tdlib repository tag'
+	echo '    -c  --commit $TDLIB_COMMIT:'
+	echo '        specify the tdlib repository commit hash'
+	exit 0
+}
+
+unknown_param () {
+	echo 'build.sh: Unknown parameter $1'
+	exit 1
+}
+
+while [ $# -gt 0 ]
+do
+
+	param="$1"
+	shift
+	case "$param" in
+		"-v")
+			;&
+		"--alpine")
+			export ALPINE_VERSION=$1
+			echo "ALPINE_VERSION=$ALPINE_VERSION"
+			shift
+			;;
+		"-h")
+			;&
+		"--help")
+			help
+			;;
+		"-t")
+			;&
+		"--tag")
+			export TDLIB_TAG=$1
+			echo "TDLIB_TAG=$TDLIB_TAG"
+			shift
+			;;
+		"-c")
+			;&
+		"--commit")
+			export TDLIB_COMMIT=$1
+			echo "TDLIB_COMMIT=$TDLIB_COMMIT"
+			shift
+			;;
+		*)
+			unknown_param "$param"
+			;;
+	esac
+done
+
+if [ -z "$ALPINE_VERSION" ]
 then
-    echo "Please specify a version by setting the ALPINE_VERSION env var"
+    echo "build.sh: Please specify a version using -v"
     exit 1
 fi
 
-if [ $# -eq 1 ]
+ram=$(free -m | grep -oP '\d+' | head -n 1) 
+if [ $ram -lt 3584 ] # 3.5 GB RAM  = 3584 MB
+then
+	dockerfile=Dockerfile-low-ram
+else
+	dockerfile=Dockerfile
+fi
+
+if [ "$TDLIB_TAG" ]
+then
+	if [ -z "$IMAGE_TAG" ]
+	then
+		export IMAGE_TAG="tdlib:$TDLIB_TAG-alpine-$ALPINE_VERSION"
+		echo "IMAGE_TAG=$IMAGE_TAG"
+	fi
+	docker build \
+		-t "$IMAGE_TAG" \
+		--build-arg TDLIB_TAG \
+		--build-arg ALPINE_VERSION \
+		-f $dockerfile \
+		$(dirname $0)
+elif [ "$TDLIB_COMMIT" ]
 then
-	export TDLIB_VER="$1"
+	if [ -z "$IMAGE_TAG" ]
+	then
+		export IMAGE_TAG="tdlib:$TDLIB_COMMIT-alpine-$ALPINE_VERSION"
+		echo "IMAGE_TAG=$IMAGE_TAG"
+	fi
+	docker build \
+		-t "$IMAGE_TAG" \
+		--build-arg TDLIB_COMMIT \
+		--build-arg ALPINE_VERSION \
+		-f $dockerfile \
+		$(dirname $0)
 else
-	export TDLIB_VER="1.7.0"
+	echo 'build.sh: no commit or tag supplied'
+	echo '    TIP: Find tags here: https://github.com/tdlib/td/tags'
+	echo '    TIP: Find commits here: https://github.com/tdlib/td/commits/master'
+	exit 1
 fi
 
-docker build -t "tdlib:$TDLIB_VER-alpine-$ALPINE_VERSION" --build-arg TDLIB_VER --build-arg ALPINE_VERSION $(dirname $0)
+if [ -z $SO_IMAGE_TAG ]
+then
+	export SO_IMAGE_TAG="$IMAGE_TAG-so"
+fi
+echo "SO_IMAGE_TAG=$SO_IMAGE_TAG"
+docker build \
+	-t "$SO_IMAGE_TAG" \
+	--build-arg "TDLIB_IMAGE=$IMAGE_TAG" \
+	--build-arg ALPINE_VERSION \
+	-f Dockerfile-so \
+	.

build-all.rb

@@ -0,0 +1,203 @@
+#! /usr/bin/env ruby
+
+os_versions = {
+	alpine: [],
+	debian: [],
+	ubuntu: [],
+}
+
+tdlib_versions = []
+
+image_names = []
+
+puts 'Alpine versions? (end with empty line)'
+loop do
+	line = gets
+	if line.nil?
+		break
+	end
+
+	version, *aliases = line.strip.split('|')
+	if version.nil?
+		break
+	end
+	if aliases.empty?
+		aliases.append "alpine-#{version}"
+	end
+	os_versions[:alpine].append({
+		version: version,
+		aliases: aliases,
+	})
+end
+
+puts 'Debian versions? (end with empty line)'
+loop do
+	line = gets
+	if line.nil?
+		break
+	end
+	version, *aliases = line.strip.split('|')
+	if version.nil?
+		break
+	end
+	if aliases.empty?
+		aliases.append "debian-#{version}"
+	end
+	os_versions[:debian].append({
+		version: version,
+		aliases: aliases,
+	})
+end
+
+puts 'Ubuntu versions? (end with empty line)'
+loop do
+	line = gets
+	if line.nil?
+		break
+	end
+	version, *aliases = line.strip.split('|')
+	if version.nil?
+		break
+	end
+	if aliases.empty?
+		aliases.append "ubuntu-#{version}"
+	end
+	os_versions[:ubuntu].append({
+		version: version,
+		aliases: aliases,
+	})
+end
+
+puts 'tdlib commits? (end with empty line; tag:XXX to insert tag name)'
+loop do
+	line = gets
+	if line.nil?
+		break
+	end
+	commit, *aliases = line.strip.split('|')
+	if commit.nil?
+		break
+	end
+	if commit.start_with? 'tag:'
+		tag = commit[4..]
+		commit = nil
+	end
+	if aliases.empty?
+		if commit.nil?
+			aliases.append tag
+		else
+			aliases.append commit
+		end
+	end
+	tdlib_versions.append({
+		tag: tag,
+		commit: commit,
+		aliases: aliases,
+	})
+end
+
+puts 'Image names? (end with empty line)'
+loop do
+	line = gets
+	if line.nil?
+		break
+	end
+	image_names.append(line.strip)
+end
+if image_names.empty?
+	image_names.append "tdlib"
+end
+
+def get_script os
+	case os
+	when :alpine
+		'./alpine/build.sh'
+	when :debian
+		'./debian/build.sh'
+	when :ubuntu
+		'./ubuntu/build.sh'
+	else
+		fail "Unknown OS: #{os}"
+	end
+end
+
+def get_tdlib_ver_print tdlib_ver
+	if not tdlib_ver[:tag].nil?
+		"tags/#{tdlib_ver[:tag]}"
+	else
+		tdlib_ver[:commit]
+	end
+end
+
+failures = 0
+os_versions.each_pair do |os, os_versions|
+	script = get_script os
+	os_versions.each do |os_version|
+		tdlib_versions.each do |tdlib_version|
+			puts "\x1b[94mNow building \x1b[92m#{os}:#{os_version[:version]}\x1b[94m, TDLIB: \x1b[92m#{get_tdlib_ver_print(tdlib_version)}\x1b[39m"
+			if not tdlib_version[:tag].nil?
+				success = system(
+					{"IMAGE_TAG" => "tdlib:ruby_temp_img", "SO_IMAGE_TAG" => "tdlib:ruby_temp_img_so"},
+					"./#{File.basename("./build.sh")}", 
+					"-v", 
+					os_version[:version],
+					"-t",
+					tdlib_version[:tag],
+					chdir: File.dirname(File.realpath(script)),
+					exception: true,
+				)
+			else
+				success = system(
+					{"IMAGE_TAG" => "tdlib:ruby_temp_img", "SO_IMAGE_TAG" => "tdlib:ruby_temp_img_so"},
+					"./#{File.basename("./build.sh")}", 
+					"-v", 
+					os_version[:version],
+					"-c",
+					tdlib_version[:commit],
+					chdir: File.dirname(File.realpath(script)),
+					exception: true,
+				)
+			end
+			if success
+				puts "Image build, tagging..."
+				image_names.each do |img_name|
+					os_version[:aliases].each do |os_alias|
+						tdlib_version[:aliases].each do |tdlib_alias|
+							tag = "#{img_name}:#{tdlib_alias}-#{os_alias}"
+							system(
+								"docker", 
+								"tag", 
+								"tdlib:ruby_temp_img",
+								tag
+							)
+							puts "\x1b[37m- \x1b[92m#{tag}\x1b[39m"
+						end
+					end
+				end
+				image_names.each do |img_name|
+					os_version[:aliases].each do |os_alias|
+						tdlib_version[:aliases].each do |tdlib_alias|
+							tag = "#{img_name}:so-#{tdlib_alias}-#{os_alias}"
+							system(
+								"docker", 
+								"tag", 
+								"tdlib:ruby_temp_img_so",
+								tag
+							)
+							puts "\x1b[37m- \x1b[92m#{tag}\x1b[39m"
+						end
+					end
+				end
+				system("docker", "image", "rm", "tdlib:ruby_temp_img")
+				system("docker", "image", "rm", "tdlib:ruby_temp_img_so")
+			else
+				$stderr.puts "Failed!"
+				failures += 1
+			end
+		end
+	end
+end
+
+if failures != 0
+	exit 1
+end

debian/Dockerfile

@@ -4,18 +4,17 @@ WORKDIR /tdlib
 ARG DEBIAN_FRONTEND=noninteractive
 RUN apt-get -y update && apt-get -y upgrade && apt-get -y install make git zlib1g-dev libssl-dev gperf php-cli cmake clang libc++-dev libc++abi-dev
 RUN git clone https://github.com/tdlib/td.git .
-ARG TDLIB_VER
+ARG TDLIB_TAG
-RUN git checkout "tags/v${TDLIB_VER}"
+ARG TDLIB_COMMIT
+RUN if [ "$TDLIB_TAG" ]; then \
+		git checkout "tags/${TDLIB_TAG}"; \
+	else \
+		git checkout "${TDLIB_COMMIT}"; \
+	fi
 RUN rm -rf build && mkdir build
 WORKDIR /tdlib/build
 RUN CXXFLAGS="-stdlib=libc++" CC=/usr/bin/clang CXX=/usr/bin/clang++ cmake -DCMAKE_BUILD_TYPE=Release -DCMAKE_INSTALL_PREFIX:PATH=../tdlib ..
-RUN cmake --build . --target prepare_cross_compiling
-WORKDIR /tdlib
-RUN php SplitSource.php
-WORKDIR /tdlib/build
 RUN cmake --build . --target install
-WORKDIR /tdlib
-RUN php SplitSource.php --undo
 
 FROM debian:${DEBIAN_VERSION}
 WORKDIR /tdlib

debian/Dockerfile-low-ram

@@ -0,0 +1,27 @@
+ARG DEBIAN_VERSION
+FROM debian:${DEBIAN_VERSION} AS builder
+WORKDIR /tdlib
+ARG DEBIAN_FRONTEND=noninteractive
+RUN apt-get -y update && apt-get -y upgrade && apt-get -y install make git zlib1g-dev libssl-dev gperf php-cli cmake clang libc++-dev libc++abi-dev
+RUN git clone https://github.com/tdlib/td.git .
+ARG TDLIB_TAG
+ARG TDLIB_COMMIT
+RUN if [ "$TDLIB_TAG" ]; then \
+		git checkout "tags/${TDLIB_TAG}"; \
+	else \
+		git checkout "${TDLIB_COMMIT}"; \
+	fi
+RUN rm -rf build && mkdir build
+WORKDIR /tdlib/build
+RUN CXXFLAGS="-stdlib=libc++" CC=/usr/bin/clang CXX=/usr/bin/clang++ cmake -DCMAKE_BUILD_TYPE=Release -DCMAKE_INSTALL_PREFIX:PATH=../tdlib ..
+RUN cmake --build . --target prepare_cross_compiling
+WORKDIR /tdlib
+RUN php SplitSource.php
+WORKDIR /tdlib/build
+RUN cmake --build . --target install
+WORKDIR /tdlib
+RUN php SplitSource.php --undo
+
+FROM debian:${DEBIAN_VERSION}
+WORKDIR /tdlib
+COPY --from=builder /tdlib/tdlib /tdlib

debian/Dockerfile-so

@@ -0,0 +1,10 @@
+ARG DEBIAN_VERSION
+ARG TDLIB_IMAGE
+FROM ${TDLIB_IMAGE} AS tdlib
+RUN mkdir /tdlib-so
+WORKDIR /tdlib-so
+RUN find /tdlib/lib -regex '.*\.so.*' -print0 | xargs -0 -I % cp -P % .
+
+FROM debian:${DEBIAN_VERSION}
+WORKDIR /tdlib-so
+COPY --from=tdlib /tdlib-so .

debian/build.sh

@@ -1,16 +1,117 @@
 #! /usr/bin/env sh
 
+# Parse arguments
+
+help () {
+	echo 'build.sh -- Ubuntu image'
+	echo
+	echo '    -v  --debian $DEBIAN_VERSION:'
+	echo '        specify version of Debian Docker image'
+	echo '    -t  --tag    $TDLIB_TAG:'
+	echo '        specify the tdlib repository tag'
+	echo '    -c  --commit $TDLIB_COMMIT:'
+	echo '        specify the tdlib repository commit hash'
+	exit 0
+}
+
+unknown_param () {
+	echo 'build.sh: Unknown parameter $1'
+	exit 1
+}
+
+while [ $# -gt 0 ]
+do
+
+	param="$1"
+	shift
+	case "$param" in
+		"-v")
+			;&
+		"--debian")
+			export DEBIAN_VERSION=$1
+			echo "DEBIAN_VERSION=$DEBIAN_VERSION"
+			shift
+			;;
+		"-h")
+			;&
+		"--help")
+			help
+			;;
+		"-t")
+			;&
+		"--tag")
+			export TDLIB_TAG=$1
+			echo "TDLIB_TAG=$TDLIB_TAG"
+			shift
+			;;
+		"-c")
+			;&
+		"--commit")
+			export TDLIB_COMMIT=$1
+			echo "TDLIB_COMMIT=$TDLIB_COMMIT"
+			shift
+			;;
+		*)
+			unknown_param "$param"
+			;;
+	esac
+done
+
 if [ -z $DEBIAN_VERSION ]
 then
-    echo "Please specify a version by setting the DEBIAN_VERSION env var"
+    echo "build.sh: Please specify a version using -v"
     exit 1
 fi
 
-if [ $# -eq 1 ]
+ram=$(free -m | grep -oP '\d+' | head -n 1) 
+if [ $ram -lt 3584 ] # 3.5 GB RAM  = 3584 MB
+then
+	dockerfile=Dockerfile-low-ram
+else
+	dockerfile=Dockerfile
+fi
+
+if [ "$TDLIB_TAG" ]
+then
+	if [ -z "$IMAGE_TAG" ]
+	then
+		export IMAGE_TAG="tdlib:$TDLIB_TAG-$DEBIAN_VERSION"
+		echo "IMAGE_TAG=$IMAGE_TAG"
+	fi
+	docker build \
+		-t "$IMAGE_TAG" \
+		--build-arg TDLIB_TAG \
+		--build-arg DEBIAN_VERSION \
+		-f $dockerfile \
+		$(dirname $0)
+elif [ "$TDLIB_COMMIT" ]
 then
-	export TDLIB_VER="$1"
+	if [ -z "$IMAGE_TAG" ]
+	then
+		export IMAGE_TAG="tdlib:$TDLIB_COMMIT-$DEBIAN_VERSION"
+		echo "IMAGE_TAG=$IMAGE_TAG"
+	fi
+	docker build \
+		-t "$IMAGE_TAG" \
+		--build-arg TDLIB_COMMIT \
+		--build-arg DEBIAN_VERSION \
+		-f $dockerfile \
+		$(dirname $0)
 else
-	export TDLIB_VER="1.7.0"
+	echo 'build.sh: no commit or tag supplied'
+	echo '    TIP: Find tags here: https://github.com/tdlib/td/tags'
+	echo '    TIP: Find commits here: https://github.com/tdlib/td/commits/master'
+	exit 1
 fi
 
-docker build -t "tdlib:$TDLIB_VER-$DEBIAN_VERSION" --build-arg TDLIB_VER --build-arg DEBIAN_VERSION $(dirname $0)
+if [ -z $SO_IMAGE_TAG ]
+then
+	export SO_IMAGE_TAG="$IMAGE_TAG-so"
+fi
+echo "SO_IMAGE_TAG=$SO_IMAGE_TAG"
+docker build \
+	-t "$SO_IMAGE_TAG" \
+	--build-arg "TDLIB_IMAGE=$IMAGE_TAG" \
+	--build-arg DEBIAN_VERSION \
+	-f Dockerfile-so \
+	.

ubuntu/Dockerfile

@@ -4,18 +4,17 @@ WORKDIR /tdlib
 ARG DEBIAN_FRONTEND=noninteractive
 RUN apt-get -y update && apt-get -y upgrade && apt-get -y install make git zlib1g-dev libssl-dev gperf php-cli cmake clang-10 libc++-dev libc++abi-dev
 RUN git clone https://github.com/tdlib/td.git .
-ARG TDLIB_VER
+ARG TDLIB_TAG
-RUN git checkout "tags/v${TDLIB_VER}"
+ARG TDLIB_COMMIT
+RUN if [ "$TDLIB_TAG" ]; then \
+		git checkout "tags/${TDLIB_TAG}"; \
+	else \
+		git checkout "${TDLIB_COMMIT}"; \
+	fi
 RUN rm -rf build && mkdir build
 WORKDIR /tdlib/build
 RUN CXXFLAGS="-stdlib=libc++" CC=/usr/bin/clang-10 CXX=/usr/bin/clang++-10 cmake -DCMAKE_BUILD_TYPE=Release -DCMAKE_INSTALL_PREFIX:PATH=../tdlib -DTD_ENABLE_LTO=ON -DCMAKE_AR=/usr/bin/llvm-ar-10 -DCMAKE_NM=/usr/bin/llvm-nm-10 -DCMAKE_OBJDUMP=/usr/bin/llvm-objdump-10 -DCMAKE_RANLIB=/usr/bin/llvm-ranlib-10 ..
-RUN cmake --build . --target prepare_cross_compiling
-WORKDIR /tdlib
-RUN php SplitSource.php
-WORKDIR /tdlib/build
 RUN cmake --build . --target install
-WORKDIR /tdlib
-RUN php SplitSource.php --undo
 
 FROM ubuntu:${UBUNTU_VERSION}
 WORKDIR /tdlib

ubuntu/Dockerfile-low-ram

@@ -0,0 +1,27 @@
+ARG UBUNTU_VERSION
+FROM ubuntu:${UBUNTU_VERSION} AS builder
+WORKDIR /tdlib
+ARG DEBIAN_FRONTEND=noninteractive
+RUN apt-get -y update && apt-get -y upgrade && apt-get -y install make git zlib1g-dev libssl-dev gperf php-cli cmake clang-10 libc++-dev libc++abi-dev
+RUN git clone https://github.com/tdlib/td.git .
+ARG TDLIB_TAG
+ARG TDLIB_COMMIT
+RUN if [ "$TDLIB_TAG" ]; then \
+		git checkout "tags/${TDLIB_TAG}"; \
+	else \
+		git checkout "${TDLIB_COMMIT}"; \
+	fi
+RUN rm -rf build && mkdir build
+WORKDIR /tdlib/build
+RUN CXXFLAGS="-stdlib=libc++" CC=/usr/bin/clang-10 CXX=/usr/bin/clang++-10 cmake -DCMAKE_BUILD_TYPE=Release -DCMAKE_INSTALL_PREFIX:PATH=../tdlib -DTD_ENABLE_LTO=ON -DCMAKE_AR=/usr/bin/llvm-ar-10 -DCMAKE_NM=/usr/bin/llvm-nm-10 -DCMAKE_OBJDUMP=/usr/bin/llvm-objdump-10 -DCMAKE_RANLIB=/usr/bin/llvm-ranlib-10 ..
+RUN cmake --build . --target prepare_cross_compiling
+WORKDIR /tdlib
+RUN php SplitSource.php
+WORKDIR /tdlib/build
+RUN cmake --build . --target install
+WORKDIR /tdlib
+RUN php SplitSource.php --undo
+
+FROM ubuntu:${UBUNTU_VERSION}
+WORKDIR /tdlib
+COPY --from=builder /tdlib/tdlib /tdlib

ubuntu/Dockerfile-so

@@ -0,0 +1,10 @@
+ARG UBUNTU_VERSION
+ARG TDLIB_IMAGE
+FROM ${TDLIB_IMAGE} AS tdlib
+RUN mkdir /tdlib-so
+WORKDIR /tdlib-so
+RUN find /tdlib/lib -regex '.*\.so.*' -print0 | xargs -0 -I % cp -P % .
+
+FROM ubuntu:${UBUNTU_VERSION}
+WORKDIR /tdlib-so
+COPY --from=tdlib /tdlib-so .

ubuntu/build.sh

@@ -1,16 +1,117 @@
 #! /usr/bin/env sh
 
+# Parse arguments
+
+help () {
+	echo 'build.sh -- Ubuntu image'
+	echo
+	echo '    -v  --ubuntu $UBUNTU_VERSION:'
+	echo '        specify version of Ubuntu Docker image'
+	echo '    -t  --tag    $TDLIB_TAG:'
+	echo '        specify the tdlib repository tag'
+	echo '    -c  --commit $TDLIB_COMMIT:'
+	echo '        specify the tdlib repository commit hash'
+	exit 0
+}
+
+unknown_param () {
+	echo 'build.sh: Unknown parameter $1'
+	exit 1
+}
+
+while [ $# -gt 0 ]
+do
+
+	param="$1"
+	shift
+	case "$param" in
+		"-v")
+			;&
+		"--ubuntu")
+			export UBUNTU_VERSION=$1
+			echo "UBUNTU_VERSION=$UBUNTU_VERSION"
+			shift
+			;;
+		"-h")
+			;&
+		"--help")
+			help
+			;;
+		"-t")
+			;&
+		"--tag")
+			export TDLIB_TAG=$1
+			echo "TDLIB_TAG=$TDLIB_TAG"
+			shift
+			;;
+		"-c")
+			;&
+		"--commit")
+			export TDLIB_COMMIT=$1
+			echo "TDLIB_COMMIT=$TDLIB_COMMIT"
+			shift
+			;;
+		*)
+			unknown_param "$param"
+			;;
+	esac
+done
+
 if [ -z $UBUNTU_VERSION ]
 then
-    echo "Please specify a version by setting the UBUNTU_VERSION env var"
+    echo "build.sh: Please specify a version using -v"
     exit 1
 fi
 
-if [ $# -eq 1 ]
+ram=$(free -m | grep -oP '\d+' | head -n 1) 
+if [ $ram -lt 3584 ] # 3.5 GB RAM  = 3584 MB
+then
+	dockerfile=Dockerfile-low-ram
+else
+	dockerfile=Dockerfile
+fi
+
+if [ "$TDLIB_TAG" ]
+then
+	if [ -z "$IMAGE_TAG" ]
+	then
+		export IMAGE_TAG="tdlib:$TDLIB_TAG-$UBUNTU_VERSION"
+	fi
+	echo "IMAGE_TAG=$IMAGE_TAG"
+	docker build \
+		-t "$IMAGE_TAG" \
+		--build-arg TDLIB_TAG \
+		--build-arg UBUNTU_VERSION \
+		-f $dockerfile \
+		$(dirname $0)
+elif [ "$TDLIB_COMMIT" ]
 then
-	export TDLIB_VER="$1"
+	if [ -z "$IMAGE_TAG" ]
+	then
+		export IMAGE_TAG="tdlib:$TDLIB_COMMIT-$UBUNTU_VERSION"
+	fi
+	echo "IMAGE_TAG=$IMAGE_TAG"
+	docker build \
+		-t "$IMAGE_TAG" \
+		--build-arg TDLIB_COMMIT \
+		--build-arg UBUNTU_VERSION \
+		-f $dockerfile \
+		$(dirname $0)
 else
-	export TDLIB_VER="1.7.0"
+	echo 'build.sh: no commit or tag supplied'
+	echo '    TIP: Find tags here: https://github.com/tdlib/td/tags'
+	echo '    TIP: Find commits here: https://github.com/tdlib/td/commits/master'
+	exit 1
 fi
 
-docker build -t "tdlib:$TDLIB_VER-$UBUNTU_VERSION" --build-arg TDLIB_VER --build-arg UBUNTU_VERSION $(dirname $0)
+if [ -z $SO_IMAGE_TAG ]
+then
+	export SO_IMAGE_TAG="$IMAGE_TAG-so"
+fi
+echo "SO_IMAGE_TAG=$SO_IMAGE_TAG"
+docker build \
+	-t "$SO_IMAGE_TAG" \
+	--build-arg "TDLIB_IMAGE=$IMAGE_TAG" \
+	--build-arg UBUNTU_VERSION \
+	-f Dockerfile-so \
+	.