freedombone/src/freedombone-app-gogs

#!/bin/bash
#
# .---.                  .              .
# |                      |              |
# |--- .--. .-.  .-.  .-.|  .-. .--.--. |.-.  .-. .--.  .-.
# |    |   (.-' (.-' (   | (   )|  |  | |   )(   )|  | (.-'
# '    '     --'  --'  -' -  -' '  '   -' -'   -' '   -  --'
#
#                    Freedom in the Cloud
#
# Gogs functions
#
# License
# =======
#
# Copyright (C) 2014-2016 Bob Mottram <bob@robotics.uk.to>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

GIT_DOMAIN_NAME=
GIT_CODE=
GIT_ONION_PORT=8090
GIT_DOMAIN_REPO="https://github.com/gogits/gogs"
GIT_ADMIN_PASSWORD=
GOGS_COMMIT='3fb4f7f4980b4339fd9ef6a3ba5b0acab83d264d'

function install_gogs {
	if [[ $SYSTEM_TYPE == "$VARIANT_WRITER" || $SYSTEM_TYPE == "$VARIANT_MAILBOX" || $SYSTEM_TYPE == "$VARIANT_CLOUD" || $SYSTEM_TYPE == "$VARIANT_SOCIAL" || $SYSTEM_TYPE == "$VARIANT_MEDIA" || $SYSTEM_TYPE == "$VARIANT_CHAT" || $SYSTEM_TYPE == "$VARIANT_MESH" ]]; then
		return
	fi
	if [ ! $GIT_DOMAIN_NAME ]; then
		return
	fi

	function_check select_go_version
	select_go_version

	# update to the next commit
	function_check
	set_repo_commit $GOPATH/src/github.com/gogits/gogs "Gogs commit" "$GOGS_COMMIT" $GIT_DOMAIN_REPO

	if grep -Fxq "install_gogs" $COMPLETION_FILE; then
		return
	fi

	if [ -d $GOPATH/src/github.com/gogits ]; then
		rm -rf $GOPATH/src/github.com/gogits
	fi

	if [ -d /home/git/gvm/pkgsets/go${GO_VERSION}/global/src/github.com/gogits ]; then
		rm -rf /home/git/gvm/pkgsets/go${GO_VERSION}/global/src/github.com/gogits
	fi

	if [ -d /home/git/gogs-repositories ]; then
		rm -rf /home/git/gogs-repositories
	fi

	if [ ! -d /home/git ]; then
		# add a gogs user account
		adduser --disabled-login --gecos 'Gogs' git
	fi
	if [ -d /home/git/Maildir ]; then
		rm -rf /home/git/Maildir
	fi

	if [ -d $GOPATH/src/github.com/gogits ]; then
		rm -rf $GOPATH/src/github.com/gogits
	fi

	# install Go
	apt-get -y install golang libpam0g-dev
	if ! grep -q "export GOPATH=" ~/.bashrc; then
		echo "export GOPATH=$GOPATH" >> ~/.bashrc
	else
		sed -i "s|export GOPATH=.*|export GOPATH=$GOPATH|g" ~/.bashrc
	fi
	systemctl set-environment GOPATH=$GOPATH
	if ! grep -q "systemctl set-environment GOPATH=" ~/.bashrc; then
		echo "systemctl set-environment GOPATH=$GOPATH" >> ~/.bashrc
	else
		sed -i "s|systemctl set-environment GOPATH=.*|systemctl set-environment GOPATH=$GOPATH|g" ~/.bashrc
	fi
	if [ ! -d $GOPATH ]; then
		mkdir -p $GOPATH
	fi
	GO_PACKAGE_MANAGER_REPO2=$(echo "$GO_PACKAGE_MANAGER_REPO" | sed 's|https://||g')
	go get -u $GO_PACKAGE_MANAGER_REPO2
	if [ ! "$?" = "0" ]; then
		echo $'install_gogs: go get failed'
		exit 479832
	fi

	# clone the repo
	if [ ! -d $GOPATH/src/github.com/gogits ]; then
		mkdir -p $GOPATH/src/github.com/gogits
	fi
	function_check git_clone
	git_clone $GIT_DOMAIN_REPO $GOPATH/src/github.com/gogits/gogs
	if [ ! -d $GOPATH/src/github.com/gogits/gogs ]; then
		echo $"Unable to clone repo $GOPATH/src/github.com/gogits/gogs"
		exit 85482
	fi
	cd $GOPATH/src/github.com/gogits/gogs

	# install
	go get -u ./...

	git checkout $GOGS_COMMIT -b $GOGS_COMMIT
	if ! grep -q "Gogs commit" $COMPLETION_FILE; then
		echo "Gogs commit:$GOGS_COMMIT" >> $COMPLETION_FILE
	else
		sed -i "s/Gogs commit.*/Gogs commit:$GOGS_COMMIT/g" $COMPLETION_FILE
	fi

	go build
	if [ ! "$?" = "0" ]; then
		echo $'install_gogs: go build failed'
		exit 546750
	fi

	function_check install_mariadb
	install_mariadb

	function_check get_mariadb_password
	get_mariadb_password

	function_check get_mariadb_git_admin_password
	get_mariadb_git_admin_password
	if [ ! $GIT_ADMIN_PASSWORD ]; then
		if [ -f $IMAGE_PASSWORD_FILE ]; then
			GIT_ADMIN_PASSWORD="$(printf `cat $IMAGE_PASSWORD_FILE`)"
		else
			GIT_ADMIN_PASSWORD="$(create_password ${MINIMUM_PASSWORD_LENGTH})"
		fi
	fi

	if ! grep -q $"Gogs admin user password" /home/$MY_USERNAME/README; then
		echo '' >> /home/$MY_USERNAME/README
		echo '' >> /home/$MY_USERNAME/README
		echo 'Gogs' >> /home/$MY_USERNAME/README
		echo '====' >> /home/$MY_USERNAME/README
		echo $'Install Steps For First-time Run:' >> /home/$MY_USERNAME/README
		echo $'Leave email service settings empty' >> /home/$MY_USERNAME/README
		echo $'Check "Enable Register Confirmation"' >> /home/$MY_USERNAME/README
		echo $'Check "Enable Mail Notification"' >> /home/$MY_USERNAME/README
		echo '' >> /home/$MY_USERNAME/README
		echo $'If you want to disable new account registrations then append the following:' >> /home/$MY_USERNAME/README
		echo '  [service]' >> /home/$MY_USERNAME/README
		echo '  DISABLE_REGISTRATION = true' >> /home/$MY_USERNAME/README
		echo $'Then restart with:' >> /home/$MY_USERNAME/README
		echo '  systemctl restart gogs' >> /home/$MY_USERNAME/README
		echo '' >> /home/$MY_USERNAME/README
		echo $"Note that there's a usability/security trade-off made here." >> /home/$MY_USERNAME/README
		echo $"In order to allow git clone via http we don't redirect everything" >> /home/$MY_USERNAME/README
		echo $'over https. Instead only critical things such as user login,' >> /home/$MY_USERNAME/README
		echo $'settings and admin are encrypted.' >> /home/$MY_USERNAME/README
		echo $'There are also potential security issues with cloning/pulling/pushing' >> /home/$MY_USERNAME/README
		echo $'code over http, since a determined adversary could inject malware' >> /home/$MY_USERNAME/README
		echo $'into the stream as it passes, so beware.' >> /home/$MY_USERNAME/README
		echo $'If you have a bought domain and a non-self signed cert then you' >> /home/$MY_USERNAME/README
		echo $"should change /etc/nginx/sites-available/$GIT_DOMAIN_NAME to redirect everything over https." >> /home/$MY_USERNAME/README
		chown $MY_USERNAME:$MY_USERNAME /home/$MY_USERNAME/README
		chmod 600 /home/$MY_USERNAME/README
	fi

	function_check create_database
	create_database gogs "$GOGS_ADMIN_PASSWORD"
	if [ ! -f $GOPATH/src/github.com/gogits/gogs/scripts/mysql.sql ]; then
		echo $'MySql template for Gogs was not found'
		exit 72528
	fi
	function_check initialise_database
	initialise_database gogs $GOPATH/src/github.com/gogits/gogs/scripts/mysql.sql

	chmod 600 $GOPATH/src/github.com/gogits/gogs/custom/conf/app.ini

	chown -R git:git /home/git
	echo '[Unit]' > /etc/systemd/system/gogs.service
	echo 'Description=Gogs (Go Git Service)' >> /etc/systemd/system/gogs.service
	echo 'After=syslog.target' >> /etc/systemd/system/gogs.service
	echo 'After=network.target' >> /etc/systemd/system/gogs.service
	echo 'After=mysqld.service' >> /etc/systemd/system/gogs.service
	echo '' >> /etc/systemd/system/gogs.service
	echo '[Service]' >> /etc/systemd/system/gogs.service
	echo '#LimitMEMLOCK=infinity' >> /etc/systemd/system/gogs.service
	echo '#LimitNOFILE=65535' >> /etc/systemd/system/gogs.service
	echo 'Type=simple' >> /etc/systemd/system/gogs.service
	echo 'User=git' >> /etc/systemd/system/gogs.service
	echo 'Group=git' >> /etc/systemd/system/gogs.service
	echo "WorkingDirectory=$GOPATH/src/github.com/gogits/gogs" >> /etc/systemd/system/gogs.service
	echo "ExecStart=$GOPATH/src/github.com/gogits/gogs/gogs web" >> /etc/systemd/system/gogs.service
	echo 'Restart=always' >> /etc/systemd/system/gogs.service
	echo 'RestartSec=10' >> /etc/systemd/system/gogs.service
	echo 'TimeoutStartSec=120' >> /etc/systemd/system/gogs.service
	echo "Environment=\"USER=git\" \"HOME=/home/git\" \"GOPATH=$GOPATH\" \"GVM_ROOT=$GVM_HOME\"" >> /etc/systemd/system/gogs.service
	echo '' >> /etc/systemd/system/gogs.service
	echo '[Install]' >> /etc/systemd/system/gogs.service
	echo 'WantedBy=multi-user.target' >> /etc/systemd/system/gogs.service

	systemctl enable gogs
	systemctl daemon-reload
	systemctl restart gogs

	if [ ! -d /var/www/$GIT_DOMAIN_NAME ]; then
		mkdir /var/www/$GIT_DOMAIN_NAME
	fi
	if [ -d /var/www/$GIT_DOMAIN_NAME/htdocs ]; then
		rm -rf /var/www/$GIT_DOMAIN_NAME/htdocs
	fi

	if [[ $ONION_ONLY == "no" ]]; then
		function_check nginx_http_redirect
		nginx_http_redirect $GIT_DOMAIN_NAME
		echo 'server {' >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
		echo '    listen 443 ssl;' >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
		echo "    root /var/www/$GIT_DOMAIN_NAME/htdocs;" >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
		echo "    server_name $GIT_DOMAIN_NAME;" >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
		echo '    access_log off;' >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
		echo "    error_log /var/log/nginx/${GIT_DOMAIN_NAME}_error.log $WEBSERVER_LOG_LEVEL;" >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
		echo '' >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
		function_check nginx_limits
		nginx_limits $GIT_DOMAIN_NAME '10G'
		function_check nginx_ssl
		nginx_ssl $GIT_DOMAIN_NAME
		function_check nginx_disable_sniffing
		nginx_disable_sniffing $GIT_DOMAIN_NAME
		echo '    add_header Strict-Transport-Security max-age=0;' >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
		echo '' >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
		echo '    location / {' >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
		echo '        proxy_pass http://localhost:3000;' >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
		echo '    }' >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
		echo '' >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
		echo '    fastcgi_buffers 64 4K;' >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
		echo '' >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
		echo '    error_page 403 /core/templates/403.php;' >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
		echo '    error_page 404 /core/templates/404.php;' >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
		echo '' >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
		echo '    location = /robots.txt {' >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
		echo '        allow all;' >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
		echo '        log_not_found off;' >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
		echo '        access_log off;' >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
		echo '    }' >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
		echo '}' >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
		echo '' >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
	else
		echo -n '' > /etc/nginx/sites-available/$GIT_DOMAIN_NAME
	fi
	echo 'server {' >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
	echo "    listen 127.0.0.1:${GIT_ONION_PORT} default_server;" >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
	echo "    root /var/www/$GIT_DOMAIN_NAME/htdocs;" >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
	echo "    server_name $GIT_DOMAIN_NAME;" >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
	echo '    access_log off;' >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
	echo "    error_log /var/log/nginx/${GIT_DOMAIN_NAME}_error.log $WEBSERVER_LOG_LEVEL;" >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
	echo '' >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
	function_check nginx_limits
	nginx_limits $GIT_DOMAIN_NAME '10G'
	function_check nginx_disable_sniffing
	nginx_disable_sniffing $GIT_DOMAIN_NAME
	echo '    add_header Strict-Transport-Security max-age=0;' >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
	echo '' >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
	echo '    location / {' >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
	echo '        proxy_pass http://localhost:3000;' >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
	echo '    }' >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
	echo '' >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
	echo '    fastcgi_buffers 64 4K;' >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
	echo '' >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
	echo '    error_page 403 /core/templates/403.php;' >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
	echo '    error_page 404 /core/templates/404.php;' >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
	echo '' >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
	echo '    location = /robots.txt {' >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
	echo '        allow all;' >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
	echo '        log_not_found off;' >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
	echo '        access_log off;' >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
	echo '    }' >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME
	echo '}' >> /etc/nginx/sites-available/$GIT_DOMAIN_NAME

	function_check configure_php
	configure_php

	function_check create_site_certificate
	create_site_certificate $GIT_DOMAIN_NAME 'yes'

	nginx_ensite $GIT_DOMAIN_NAME

	if [ ! -d /var/lib/tor ]; then
		echo $'No Tor installation found. Gogs onion site cannot be configured.'
		exit 877367
	fi
	if ! grep -q "hidden_service_gogs" /etc/tor/torrc; then
		echo 'HiddenServiceDir /var/lib/tor/hidden_service_gogs/' >> /etc/tor/torrc
		echo "HiddenServicePort 80 127.0.0.1:${GIT_ONION_PORT}" >> /etc/tor/torrc
		echo "HiddenServicePort 9418 127.0.0.1:9418" >> /etc/tor/torrc
		echo $'Added onion site for Gogs'
	fi

	systemctl restart tor

	function_check wait_for_onion_service
	wait_for_onion_service 'gogs'

	GIT_ONION_HOSTNAME=$(cat /var/lib/tor/hidden_service_gogs/hostname)

	systemctl restart php5-fpm
	systemctl restart nginx

	if ! grep -q "Gogs onion domain" /home/$MY_USERNAME/README; then
		echo "Gogs onion domain: ${GIT_ONION_HOSTNAME}" >> /home/$MY_USERNAME/README
		echo '' >> /home/$MY_USERNAME/README
		chown $MY_USERNAME:$MY_USERNAME /home/$MY_USERNAME/README
		chmod 600 /home/$MY_USERNAME/README
	fi
	if ! grep -q "Gogs onion domain" $COMPLETION_FILE; then
		echo "Gogs onion domain:${GIT_ONION_HOSTNAME}" >> $COMPLETION_FILE
	fi

	function_check add_ddns_domain
	add_ddns_domain $GIT_DOMAIN_NAME

	# obtain the secret key
	GOGS_SECRET_KEY=
	if grep -q "Gogs secret key:" /home/$MY_USERNAME/README; then
		GOGS_SECRET_KEY=$(cat /home/$MY_USERNAME/README | grep "Gogs secret key:" | awk -F ':' '{print $2}' | sed 's/^ *//')
	else
		GOGS_SECRET_KEY="$(create_password ${MINIMUM_PASSWORD_LENGTH})"
		echo "Gogs secret key:$GOGS_SECRET_KEY" >> /home/$MY_USERNAME/README
		chown $MY_USERNAME:$MY_USERNAME /home/$MY_USERNAME/README
	fi

	# create the configuration
	GOGS_CONFIG_PATH=/home/git/gvm/pkgsets/go${GO_VERSION}/global/src/github.com/gogits/gogs/custom/conf
	if [ ! -d $GOGS_CONFIG_PATH ]; then
		mkdir -p $GOGS_CONFIG_PATH
	fi
	GOGS_CONFIG_FILE=$GOGS_CONFIG_PATH/app.ini
	echo 'RUN_USER = git' > $GOGS_CONFIG_FILE
	echo 'RUN_MODE = prod' >> $GOGS_CONFIG_FILE
	echo '' >> $GOGS_CONFIG_FILE
	echo '[database]' >> $GOGS_CONFIG_FILE
	echo 'DB_TYPE = mysql' >> $GOGS_CONFIG_FILE
	echo 'HOST = 127.0.0.1:3306' >> $GOGS_CONFIG_FILE
	echo 'NAME = gogs' >> $GOGS_CONFIG_FILE
	echo 'USER = root' >> $GOGS_CONFIG_FILE
	echo "PASSWD = $MARIADB_PASSWORD" >> $GOGS_CONFIG_FILE
	echo 'SSL_MODE = disable' >> $GOGS_CONFIG_FILE
	echo 'PATH = data/gogs.db' >> $GOGS_CONFIG_FILE
	echo '' >> $GOGS_CONFIG_FILE
	echo '[repository]' >> $GOGS_CONFIG_FILE
	echo 'ROOT = /home/git/gogs-repositories' >> $GOGS_CONFIG_FILE
	echo '' >> $GOGS_CONFIG_FILE
	echo '[server]' >> $GOGS_CONFIG_FILE
	if [[ $ONION_ONLY == 'no' ]]; then
		echo "DOMAIN = ${GIT_DOMAIN_NAME}" >> $GOGS_CONFIG_FILE
	else
		echo "DOMAIN = ${GIT_ONION_HOSTNAME}" >> $GOGS_CONFIG_FILE
	fi
	echo 'HTTP_PORT = 3000' >> $GOGS_CONFIG_FILE
	echo "ROOT_URL = http://$GIT_DOMAIN_NAME/" >> $GOGS_CONFIG_FILE
	echo "SSH_PORT = $SSH_PORT" >> $GOGS_CONFIG_FILE
	echo 'SSH_DOMAIN = %(DOMAIN)s' >> $GOGS_CONFIG_FILE
	echo "CERT_FILE = /etc/ssl/certs/${GIT_DOMAIN_NAME}.crt" >> $GOGS_CONFIG_FILE
	echo "KEY_FILE = /etc/ssl/private/${GIT_DOMAIN_NAME}.key" >> $GOGS_CONFIG_FILE
	echo 'DISABLE_ROUTER_LOG = true' >> $GOGS_CONFIG_FILE
	echo '' >> $GOGS_CONFIG_FILE
	echo '[session]' >> $GOGS_CONFIG_FILE
	echo 'PROVIDER = file' >> $GOGS_CONFIG_FILE
	echo '' >> $GOGS_CONFIG_FILE
	echo '[log]' >> $GOGS_CONFIG_FILE
	echo 'MODE = file' >> $GOGS_CONFIG_FILE
	echo 'LEVEL = Info' >> $GOGS_CONFIG_FILE
	echo '' >> $GOGS_CONFIG_FILE
	echo '[security]' >> $GOGS_CONFIG_FILE
	echo 'INSTALL_LOCK = true' >> $GOGS_CONFIG_FILE
	echo "SECRET_KEY = $GOGS_SECRET_KEY" >> $GOGS_CONFIG_FILE
	echo '' >> $GOGS_CONFIG_FILE
	echo '[service]' >> $GOGS_CONFIG_FILE
	echo 'DISABLE_REGISTRATION = false' >> $GOGS_CONFIG_FILE
	echo 'SHOW_REGISTRATION_BUTTON = true' >> $GOGS_CONFIG_FILE
	echo 'REQUIRE_SIGNIN_VIEW = false' >> $GOGS_CONFIG_FILE
	echo 'ENABLE_CAPTCHA = false' >> $GOGS_CONFIG_FILE
	echo '' >> $GOGS_CONFIG_FILE
	echo '[other]' >> $GOGS_CONFIG_FILE
	echo 'SHOW_FOOTER_BRANDING = false' >> $GOGS_CONFIG_FILE
	echo 'SHOW_FOOTER_VERSION = false' >> $GOGS_CONFIG_FILE

	chmod 750 $GOGS_CONFIG_FILE
	chown -R git:git /home/git

	systemctl restart gogs

	if ! grep -q "Gogs domain:" $COMPLETION_FILE; then
		echo "Gogs domain:$GIT_DOMAIN_NAME" >> $COMPLETION_FILE
	fi

	function_check configure_firewall_for_git
	configure_firewall_for_git
	echo 'install_gogs' >> $COMPLETION_FILE
}

# NOTE: deliberately no exit 0