roktas/she.sh

## she.sh
#!/bin/bash

case $BASH_VERSION in
[4-9]*)
	;;
*)
	echo >&2 "Bash version 4 or higher required."
	exit 1
esac

set -eo pipefail


# Attributes.
declare -Agr attr=(
	[debian]='System is Debian (auto detected)'
	[desktop]='Desktop environment'
	[developer]='Development environment'
	[go]='Go development environment'
	[gui]='Gui environment'
	[heavy]='Extra packages'
	[interactive]='Machine which will be used interactively'
	[java]='Java runtime and development environment'
	[javascript]='Javascript runtime and development environment'
	[l10n]='Packages for localization'
	[laptop]='Laptop machine'
	[mariadb]='Mariadb database'
	[metal]='Non virtual machine'
	[minimalist]='Minimalist packages'
	[mysql]='Mysql database'
	[packager]='Debian package developer'
	[php]='Php runtime and development environment'
	[postgresql]='Postgresql database'
	[publisher]='Packages for publishing'
	[python]='Python runtime and development environment'
	[ruby]='Ruby runtime and development environment'
	[server]='Server packages'
	[ubuntu]='System is Ubuntu (auto detected)'
	[unofficial]='Unofficial packages'
	[web]='Packages for a Web server'
)

# Aliases for attribute sets.
declare -Agr alias=(
	[builder]='
		developer
		server
	'
	[lamp]='
		heavy
		mysql
		web
		php
		server
		developer
	'
	[polyglot]='
		go
		java
		javascript
		php
		python
		ruby
		developer
	'
	[user]='
		interactive
		gui
		desktop
	'
	[vanilla]='
		go
		interactive
		java
		javascript
		python
		ruby
		developer
		publisher
	'
	[workstation]='
		heavy
		interactive
		gui
		desktop
		go
		java
		javascript
		python
		ruby
		developer
		packager
		publisher
	'
)

# Attribute structure after expansion.
declare -Ag expanded

# Needs for command.
PATH="/sbin:/usr/sbin:$PATH"

cry() {
	echo -e >&2 "$@"
}

die() {
	echo -e >&2 "$@"
	exit 1
}

if [[ -n $VERBOSE ]]; then
	verbose() {
		echo >&2 $*
	}
else
	verbose() {
		:
	}
fi

has_enough_ram() {
	local min_ram=${1:-64}
	local ram=$(awk '/^MemTotal:/ { print $2 }' /proc/meminfo) ||:
	# The 4 is a fuzz factor to allow for kernel ram usage.
	if [[ -n $ram ]] && [[ $ram -ge $((($min_ram - 4) * 1024)) ]]; then
		return 0
	fi
	return 1
}

has_enough_disk() {
	local min_disk=${1:-3}
	local disk=$(df -P /usr | tail -1 | awk '{ print $4 }')
	if [[ -n $disk ]] && [[ $disk -ge $(($min_disk * 1024 * 1024)) ]]; then
		return 0
	fi
	return 1
}

is_rack() {
	if command -v >/dev/null dmidecode && \
	   dmidecode | grep -q 'Type: Rack Mount Chassis'; then
		return 0
	fi
	return 1
}

is_debian_or_derivative() {
	if command -v >/dev/null apt-get; then
		return 0
	fi
	return 1
}

is_ubuntu_or_derivative() {
	if [[ -f /etc/issue ]]; then
		case $(head -n 1 /etc/issue) in
		[Uu]buntu*|[Mm]int*) return 0 ;;
		esac
	fi
	return 1
}

is_gui() {
	command -v >/dev/null X
}

is_gnome() {
	command -v >/dev/null gnome-session
}

is_laptop() {
	if command -v >/dev/null laptop-detect && laptop-detect; then
		return 0
	fi
	return 1
}

is_metal() {
	if command -v >/dev/null virt-what && [[ -z $(virt-what 2>/dev/null ||:) ]]; then
		return 0
	fi
	return 1
}

usage() {
	local items item sorted

	cry "Specify an argument list from the following available attributes.\n"

	items=()
	for item in "${!attr[@]}"; do
		items+=(
			"$(printf "%12s - %s" "$item" "$(echo ${attr[$item]})")"
		)
	done
	for item in "${!alias[@]}"; do
		items+=(
			"$(printf "%12s - Alias for '%s'" "$item" "$(echo ${alias[$item]})")"
		)
	done

	readarray -t sorted < <(
		for item in "${items[@]}"; do
			echo "$item"
		done | sort
	)

	for item in "${sorted[@]}"; do
		echo "$item"
	done
}

is() {
	local arg

	for arg; do
		[[ ${expanded[$arg]} = yes ]] || return 1
	done

	verbose "selected $@"

	return 0
}

expand() {
	local arg missings auto

	if [[ $# -eq 0 ]]; then
		usage
		exit 0
	fi

	if ! is_debian_or_derivative; then
		die "Unsupported system."
	fi

	missings=()

	for arg; do
		if [[ $arg = auto ]]; then
			auto=yes
			continue
		fi
		if [[ -n ${attr[$arg]} ]]; then
			expanded[$arg]=yes
		else
			local value item
			value=${alias[$arg]}
			if [[ -n $value ]]; then
				for item in $value; do
					expanded[$item]=yes
				done
			else
				missings+=($arg)
			fi
		fi
	done

	if [[ ${#missings} -ne 0 ]]; then
		cry "No such attribute(s): ${missings[@]}\n"
		usage
		exit 1
	fi

	if [[ -z ${expanded[debian]} ]] && [[ -z ${expanded[ubuntu]} ]]; then
		if is_ubuntu_or_derivative; then
			expanded[ubuntu]=yes
		else
			expanded[debian]=yes
		fi
	fi

	if [[ -n $auto ]]; then
		if is_gui; then
			expanded[gui]=yes
			expanded[interactive]=yes

			if is_gnome; then
				expanded[desktop]=yes
			fi
		fi

		if is_laptop; then
			expanded[laptop]=yes
		fi

		if is_metal; then
			expanded[metal]=yes
		fi

		if has_enough_ram 1024 && has_enough_disk 20; then
			expanded[heavy]=yes
		fi
	fi
}

dump() {
	# Barebone

	echo '
		bind9-host
		bzip2
		bzr
		ca-certificates
		curl
		dnsutils
		ed
		file
		git
		iputils-tracepath
		less
		lsb-release
		mercurial
		ncurses-term
		netcat-openbsd
		psmisc
		rsync
		socat
		ssh
		sudo
		syslinux
		telnet
		unzip
		vim-tiny
		zip
	'

	is metal && echo '
		console-setup
		console-terminus
	'

	is minimalist && return 0

	# Default

	echo '
		jq
		python-minimal
		ruby
		ruby-highline
		virt-what
	'

	is debian && echo '
		ruby-toml
	'

	is interactive && echo '
		ack-grep
		bash-completion
		fish
		htop
		iselect
		lsof
		mc
		moreutils
		ncdu
		passwordmaker-cli
		pciutils
		pdmenu
		recode
		strace
		time
		tmux
		unrar
		vim
		vlock
	'

	is interactive metal && echo '
		anacron
	'

	is laptop && echo '
		acpi
		acpid
		acpi-support
		bluetooth
		iw
		pcmciautils
		pm-utils
		powertop
		wireless-tools
		wpasupplicant
	'

	is interactive debian l10n && echo '
		locales
	'

	is interactive ubuntu l10n && echo '
		language-pack-tr
	'

	is heavy interactive && echo '
		avahi-autoipd
		avahi-daemon
		avahi-utils
		eject
		jpegoptim
		libimage-exiftool-perl
		libnss-mdns
		lynx-cur
		mime-support
		mlocate
		pandoc
		pngnq
		qalc
		sharutils
		tig
		units
		wodim
	'

	# End user

	is gui && echo '
		devilspie
		fonts-dejavu-core
		fonts-inconsolata
		leafpad
		meld
		numlockx
		unclutter
		vim-gtk
		xfonts-terminus
		xsel
		xterm
	'

	is gui desktop && echo '
		guake
		vim-gnome
	'

	is gui debian desktop && echo '
		chromium
		chromium-l10n
		tango-icon-theme
		xdg-utils
	'

	is gui ubuntu desktop && echo '
		chromium-browser
		chromium-browser-l10n
		unity-chromium-extension
		webaccounts-chromium-extension
	'

	is heavy gui desktop && echo '
	'

	# Developer

	is developer && echo '
		autoconf
		bison
		build-essential
		flex
		imagemagick
		libbsd-dev
		libbz2-dev
		libcurl4-openssl-dev
		libevent-dev
		libglib2.0-dev
		libjpeg62
		libjpeg-dev
		libmagickcore-dev
		libmagickwand-dev
		libmariadbclient-dev
		libmysqlclient-dev
		libncurses5-dev
		libpng12-0
		libpng12-dev
		libpq-dev
		libreadline5-dev
		libsqlite3-dev
		libssl-dev
		libxml2-dev
		libxslt-dev
		sqlite3
		zlib1g-dev
	'

	is interactive developer && echo '
		exuberant-ctags
		ipython
		pep8
		pry
		pyflakes
		ri
	'

	is heavy interactive developer && echo '
		bmake
		cmake
		glibc-doc
		libglib2.0-doc
		manpages-dev
		manpages-posix
		python-autopep8
		sloccount
		subversion
		whohas
	'

	is desktop developer && echo '
		libdbus-1-dev
		libgnome-keyring-dev
		pkg-config
		python-keyring
		ruby-dbus
	'

	is packager developer && echo '
		devscripts
		dh-golang
		dh-python
		dput-ng
		git-buildpackage
		ubuntu-dev-tools
	'

	is go developer && echo '
		golang
		golang-go.tools
	'

	is java developer && echo '
		default-jdk
		default-jre-headless
	'

	is javascript developer && echo '
		nodejs
		nodejs-dev
		npm
	'

	is php developer && echo '
		php5-cli
		php5-curl
		php5-dev
		php5-gd
		php5-json
		php5-sqlite
		php-pear
	'

	is python developer && echo '
		python3-dev
		python-dev
	'

	is ruby developer && echo '
		ruby
		ruby-dev
		ruby-mini-magick
	'

	# Publisher

	is publisher && echo '
		pandoc
		pdfjam
		python-pygments
		ruby-redcarpet
	'

	is unofficial publisher && echo '
		python-landslide-patched
		python-markdown-extra
	'

	is heavy publisher && echo '
		latex-beamer
		lmodern
		texlive-fonts-recommended
		texlive-generic-recommended
		texlive-lang-european
		texlive-lang-french
		texlive-lang-other
		texlive-latex-extra
		texlive-latex-recommended
		texlive-publishers
		texlive-xetex
	'

	is heavy gui publisher && echo '
		gimp
		inkscape
	'

	# Server

	is server && echo '
		at
		bsd-mailx
		daemontools
		exim4-config
		exim4-daemon-light
	'

	is interactive server && echo '
		bmon
		ccze
		dnstracer
		ipcalc
		mtr-tiny
		tcpdump
		usbutils
		whois
	'

	is web server && echo '
		nginx-extras
	'

	is packager web server && echo '
		reprepro
	'

	is php server && echo '
		php5-fpm
	'

	is php mysql server && echo '
		php5-mysql
	'

	is php postgreql server && echo '
		php5-pgsql
	'

	is heavy php server && echo '
		libphp-adodb
		libphp-pclzip
		libphp-phpmailer
		php5-apcu
		php5-memcached
		php5-xmlrpc
	'

	is postgresql server && echo '
		autopostgresqlbackup
		postgresql
		postgresql-client
		postgresql-contrib
	'

	is interactive postgresql server && echo '
		pgtop
		pgtune
	'

	is mysql server && echo '
		automysqlbackup
		mysql-client
		mysql-server
	'

	is interactive mysql server && echo '
		mysqltuner
		mysql-utilities
	'

	is mariadb server && echo '
		mariadb-client
		mariadb-server
	'
}

main() {
	expand "$@"
	echo $(dump | sort -u)
}

main "$@"
	#!/bin/bash

	case $BASH_VERSION in
	[4-9]*)
	;;
	*)
	echo >&2 "Bash version 4 or higher required."
	exit 1
	esac

	set -eo pipefail


	# Attributes.
	declare -Agr attr=(
	[debian]='System is Debian (auto detected)'
	[desktop]='Desktop environment'
	[developer]='Development environment'
	[go]='Go development environment'
	[gui]='Gui environment'
	[heavy]='Extra packages'
	[interactive]='Machine which will be used interactively'
	[java]='Java runtime and development environment'
	[javascript]='Javascript runtime and development environment'
	[l10n]='Packages for localization'
	[laptop]='Laptop machine'
	[mariadb]='Mariadb database'
	[metal]='Non virtual machine'
	[minimalist]='Minimalist packages'
	[mysql]='Mysql database'
	[packager]='Debian package developer'
	[php]='Php runtime and development environment'
	[postgresql]='Postgresql database'
	[publisher]='Packages for publishing'
	[python]='Python runtime and development environment'
	[ruby]='Ruby runtime and development environment'
	[server]='Server packages'
	[ubuntu]='System is Ubuntu (auto detected)'
	[unofficial]='Unofficial packages'
	[web]='Packages for a Web server'
	)

	# Aliases for attribute sets.
	declare -Agr alias=(
	[builder]='
	developer
	server
	'
	[lamp]='
	heavy
	mysql
	web
	php
	server
	developer
	'
	[polyglot]='
	go
	java
	javascript
	php
	python
	ruby
	developer
	'
	[user]='
	interactive
	gui
	desktop
	'
	[vanilla]='
	go
	interactive
	java
	javascript
	python
	ruby
	developer
	publisher
	'
	[workstation]='
	heavy
	interactive
	gui
	desktop
	go
	java
	javascript
	python
	ruby
	developer
	packager
	publisher
	'
	)

	# Attribute structure after expansion.
	declare -Ag expanded

	# Needs for command.
	PATH="/sbin:/usr/sbin:$PATH"

	cry() {
	echo -e >&2 "$@"
	}

	die() {
	echo -e >&2 "$@"
	exit 1
	}

	if [[ -n $VERBOSE ]]; then
	verbose() {
	echo >&2 $*
	}
	else
	verbose() {
	:
	}
	fi

	has_enough_ram() {
	local min_ram=${1:-64}
	local ram=$(awk '/^MemTotal:/ { print $2 }' /proc/meminfo) \|\|:
	# The 4 is a fuzz factor to allow for kernel ram usage.
	if [[ -n $ram ]] && [[ $ram -ge $((($min_ram - 4) * 1024)) ]]; then
	return 0
	fi
	return 1
	}

	has_enough_disk() {
	local min_disk=${1:-3}
	local disk=$(df -P /usr \| tail -1 \| awk '{ print $4 }')
	if [[ -n $disk ]] && [[ $disk -ge $(($min_disk * 1024 * 1024)) ]]; then
	return 0
	fi
	return 1
	}

	is_rack() {
	if command -v >/dev/null dmidecode && \
	dmidecode \| grep -q 'Type: Rack Mount Chassis'; then
	return 0
	fi
	return 1
	}

	is_debian_or_derivative() {
	if command -v >/dev/null apt-get; then
	return 0
	fi
	return 1
	}

	is_ubuntu_or_derivative() {
	if [[ -f /etc/issue ]]; then
	case $(head -n 1 /etc/issue) in
	[Uu]buntu\|[Mm]int) return 0 ;;
	esac
	fi
	return 1
	}

	is_gui() {
	command -v >/dev/null X
	}

	is_gnome() {
	command -v >/dev/null gnome-session
	}

	is_laptop() {
	if command -v >/dev/null laptop-detect && laptop-detect; then
	return 0
	fi
	return 1
	}

	is_metal() {
	if command -v >/dev/null virt-what && [[ -z $(virt-what 2>/dev/null \|\|:) ]]; then
	return 0
	fi
	return 1
	}

	usage() {
	local items item sorted

	cry "Specify an argument list from the following available attributes.\n"

	items=()
	for item in "${!attr[@]}"; do
	items+=(
	"$(printf "%12s - %s" "$item" "$(echo ${attr[$item]})")"
	)
	done
	for item in "${!alias[@]}"; do
	items+=(
	"$(printf "%12s - Alias for '%s'" "$item" "$(echo ${alias[$item]})")"
	)
	done

	readarray -t sorted < <(
	for item in "${items[@]}"; do
	echo "$item"
	done \| sort
	)

	for item in "${sorted[@]}"; do
	echo "$item"
	done
	}

	is() {
	local arg

	for arg; do
	[[ ${expanded[$arg]} = yes ]] \|\| return 1
	done

	verbose "selected $@"

	return 0
	}

	expand() {
	local arg missings auto

	if [[ $# -eq 0 ]]; then
	usage
	exit 0
	fi

	if ! is_debian_or_derivative; then
	die "Unsupported system."
	fi

	missings=()

	for arg; do
	if [[ $arg = auto ]]; then
	auto=yes
	continue
	fi
	if [[ -n ${attr[$arg]} ]]; then
	expanded[$arg]=yes
	else
	local value item
	value=${alias[$arg]}
	if [[ -n $value ]]; then
	for item in $value; do
	expanded[$item]=yes
	done
	else
	missings+=($arg)
	fi
	fi
	done

	if [[ ${#missings} -ne 0 ]]; then
	cry "No such attribute(s): ${missings[@]}\n"
	usage
	exit 1
	fi

	if [[ -z ${expanded[debian]} ]] && [[ -z ${expanded[ubuntu]} ]]; then
	if is_ubuntu_or_derivative; then
	expanded[ubuntu]=yes
	else
	expanded[debian]=yes
	fi
	fi

	if [[ -n $auto ]]; then
	if is_gui; then
	expanded[gui]=yes
	expanded[interactive]=yes

	if is_gnome; then
	expanded[desktop]=yes
	fi
	fi

	if is_laptop; then
	expanded[laptop]=yes
	fi

	if is_metal; then
	expanded[metal]=yes
	fi

	if has_enough_ram 1024 && has_enough_disk 20; then
	expanded[heavy]=yes
	fi
	fi
	}

	dump() {
	# Barebone

	echo '
	bind9-host
	bzip2
	bzr
	ca-certificates
	curl
	dnsutils
	ed
	file
	git
	iputils-tracepath
	less
	lsb-release
	mercurial
	ncurses-term
	netcat-openbsd
	psmisc
	rsync
	socat
	ssh
	sudo
	syslinux
	telnet
	unzip
	vim-tiny
	zip
	'

	is metal && echo '
	console-setup
	console-terminus
	'

	is minimalist && return 0

	# Default

	echo '
	jq
	python-minimal
	ruby
	ruby-highline
	virt-what
	'

	is debian && echo '
	ruby-toml
	'

	is interactive && echo '
	ack-grep
	bash-completion
	fish
	htop
	iselect
	lsof
	mc
	moreutils
	ncdu
	passwordmaker-cli
	pciutils
	pdmenu
	recode
	strace
	time
	tmux
	unrar
	vim
	vlock
	'

	is interactive metal && echo '
	anacron
	'

	is laptop && echo '
	acpi
	acpid
	acpi-support
	bluetooth
	iw
	pcmciautils
	pm-utils
	powertop
	wireless-tools
	wpasupplicant
	'

	is interactive debian l10n && echo '
	locales
	'

	is interactive ubuntu l10n && echo '
	language-pack-tr
	'

	is heavy interactive && echo '
	avahi-autoipd
	avahi-daemon
	avahi-utils
	eject
	jpegoptim
	libimage-exiftool-perl
	libnss-mdns
	lynx-cur
	mime-support
	mlocate
	pandoc
	pngnq
	qalc
	sharutils
	tig
	units
	wodim
	'

	# End user

	is gui && echo '
	devilspie
	fonts-dejavu-core
	fonts-inconsolata
	leafpad
	meld
	numlockx
	unclutter
	vim-gtk
	xfonts-terminus
	xsel
	xterm
	'

	is gui desktop && echo '
	guake
	vim-gnome
	'

	is gui debian desktop && echo '
	chromium
	chromium-l10n
	tango-icon-theme
	xdg-utils
	'

	is gui ubuntu desktop && echo '
	chromium-browser
	chromium-browser-l10n
	unity-chromium-extension
	webaccounts-chromium-extension
	'

	is heavy gui desktop && echo '
	'

	# Developer

	is developer && echo '
	autoconf
	bison
	build-essential
	flex
	imagemagick
	libbsd-dev
	libbz2-dev
	libcurl4-openssl-dev
	libevent-dev
	libglib2.0-dev
	libjpeg62
	libjpeg-dev
	libmagickcore-dev
	libmagickwand-dev
	libmariadbclient-dev
	libmysqlclient-dev
	libncurses5-dev
	libpng12-0
	libpng12-dev
	libpq-dev
	libreadline5-dev
	libsqlite3-dev
	libssl-dev
	libxml2-dev
	libxslt-dev
	sqlite3
	zlib1g-dev
	'

	is interactive developer && echo '
	exuberant-ctags
	ipython
	pep8
	pry
	pyflakes
	ri
	'

	is heavy interactive developer && echo '
	bmake
	cmake
	glibc-doc
	libglib2.0-doc
	manpages-dev
	manpages-posix
	python-autopep8
	sloccount
	subversion
	whohas
	'

	is desktop developer && echo '
	libdbus-1-dev
	libgnome-keyring-dev
	pkg-config
	python-keyring
	ruby-dbus
	'

	is packager developer && echo '
	devscripts
	dh-golang
	dh-python
	dput-ng
	git-buildpackage
	ubuntu-dev-tools
	'

	is go developer && echo '
	golang
	golang-go.tools
	'

	is java developer && echo '
	default-jdk
	default-jre-headless
	'

	is javascript developer && echo '
	nodejs
	nodejs-dev
	npm
	'

	is php developer && echo '
	php5-cli
	php5-curl
	php5-dev
	php5-gd
	php5-json
	php5-sqlite
	php-pear
	'

	is python developer && echo '
	python3-dev
	python-dev
	'

	is ruby developer && echo '
	ruby
	ruby-dev
	ruby-mini-magick
	'

	# Publisher

	is publisher && echo '
	pandoc
	pdfjam
	python-pygments
	ruby-redcarpet
	'

	is unofficial publisher && echo '
	python-landslide-patched
	python-markdown-extra
	'

	is heavy publisher && echo '
	latex-beamer
	lmodern
	texlive-fonts-recommended
	texlive-generic-recommended
	texlive-lang-european
	texlive-lang-french
	texlive-lang-other
	texlive-latex-extra
	texlive-latex-recommended
	texlive-publishers
	texlive-xetex
	'

	is heavy gui publisher && echo '
	gimp
	inkscape
	'

	# Server

	is server && echo '
	at
	bsd-mailx
	daemontools
	exim4-config
	exim4-daemon-light
	'

	is interactive server && echo '
	bmon
	ccze
	dnstracer
	ipcalc
	mtr-tiny
	tcpdump
	usbutils
	whois
	'

	is web server && echo '
	nginx-extras
	'

	is packager web server && echo '
	reprepro
	'

	is php server && echo '
	php5-fpm
	'

	is php mysql server && echo '
	php5-mysql
	'

	is php postgreql server && echo '
	php5-pgsql
	'

	is heavy php server && echo '
	libphp-adodb
	libphp-pclzip
	libphp-phpmailer
	php5-apcu
	php5-memcached
	php5-xmlrpc
	'

	is postgresql server && echo '
	autopostgresqlbackup
	postgresql
	postgresql-client
	postgresql-contrib
	'

	is interactive postgresql server && echo '
	pgtop
	pgtune
	'

	is mysql server && echo '
	automysqlbackup
	mysql-client
	mysql-server
	'

	is interactive mysql server && echo '
	mysqltuner
	mysql-utilities
	'

	is mariadb server && echo '
	mariadb-client
	mariadb-server
	'
	}

	main() {
	expand "$@"
	echo $(dump \| sort -u)
	}

	main "$@"