install_erpnext.py - Clicks/Forks/ERPNext - Gitiles

 #!/usr/bin/env python
 from __future__ import unicode_literals
 import os, sys

 apache_user = None
 is_redhat = is_debian = None
 root_password = None

 def install(install_path=None):
 	install_pre_requisites()

 	if not install_path:
 		install_path = os.getcwd()
 	install_erpnext(install_path)

 	post_install(install_path)

 def install_pre_requisites():
 	global is_redhat, is_debian
 	is_redhat, is_debian = validate_install()
 	if is_redhat:
 		install_using_yum()
 	elif is_debian:
 		install_using_apt()

 	install_python_modules()

 	print "-"*80
 	print "Pre-requisites Installed"
 	print "-"*80

 def validate_install():
 	import platform

 	# check os
 	operating_system = platform.system()
 	print "Operating System =", operating_system
 	if operating_system != "Linux":
 		raise Exception, "Sorry! This installer works only for Linux based Operating Systems"

 	# check python version
 	python_version = sys.version.split(" ")[0]
 	print "Python Version =", python_version
 	if not (python_version and int(python_version.split(".")[0])==2 and int(python_version.split(".")[1]) >= 6):
 		raise Exception, "Hey! ERPNext needs Python version to be 2.6+"

 	# check distribution
 	distribution = platform.linux_distribution()[0].lower().replace('"', '')
 	print "Distribution = ", distribution
 	is_redhat = distribution in ("redhat", "centos", "fedora")
 	is_debian = distribution in ("debian", "ubuntu", "elementary os")

 	if not (is_redhat or is_debian):
 		raise Exception, "Sorry! This installer works only with yum or apt-get package management"

 	return is_redhat, is_debian

 def install_using_yum():
 	packages = "python python-setuptools MySQL-python httpd git memcached ntp vim-enhanced screen"

 	print "-"*80
 	print "Installing Packages: (This may take some time)"
 	print packages
 	print "-"*80
 	exec_in_shell("yum install -y %s" % packages)

 	if not exec_in_shell("which mysql"):
 		packages = "mysql mysql-server mysql-devel"
 		print "Installing Packages:", packages
 		exec_in_shell("yum install -y %s" % packages)
 		exec_in_shell("service mysqld restart")

 		# set a root password post install
 		global root_password
 		print "Please create a password for root user of MySQL"
 		root_password = (get_root_password() or "erpnext").strip()
 		exec_in_shell('mysqladmin -u root password "%s"' % (root_password,))
 		print "Root password set as", root_password

 	# install htop
 	if not exec_in_shell("which htop"):
 		try:
 			exec_in_shell("cd /tmp && rpm -i --force http://packages.sw.be/rpmforge-release/rpmforge-release-0.5.2-2.el6.rf.x86_64.rpm && yum install -y htop")
 		except:
 			pass

 	update_config_for_redhat()

 def update_config_for_redhat():
 	import re

 	global apache_user
 	apache_user = "apache"

 	# update memcache user
 	with open("/etc/sysconfig/memcached", "r") as original:
 		memcached_conf = original.read()
 	with open("/etc/sysconfig/memcached", "w") as modified:
 		modified.write(re.sub('USER.*', 'USER="%s"' % apache_user,  memcached_conf))

 	# set to autostart on startup
 	for service in ("mysqld", "httpd", "memcached", "ntpd"):
 		exec_in_shell("chkconfig --level 2345 %s on" % service)
 		exec_in_shell("service %s restart" % service)

 def install_using_apt():
 	packages = "python python-setuptools python-mysqldb apache2 git memcached ntp vim screen htop"
 	print "-"*80
 	print "Installing Packages: (This may take some time)"
 	print packages
 	print "-"*80
 	exec_in_shell("apt-get install -y %s" % packages)

 	if not exec_in_shell("which mysql"):
 		packages = "mysql-server libmysqlclient-dev"
 		print "Installing Packages:", packages
 		exec_in_shell("apt-get install -y %s" % packages)

 	update_config_for_debian()

 def update_config_for_debian():
 	global apache_user
 	apache_user = "www-data"

 	# update memcache user
 	with open("/etc/memcached.conf", "r") as original:
 		memcached_conf = original.read()
 	with open("/etc/memcached.conf", "w") as modified:
 		modified.write(memcached_conf.replace("-u memcache", "-u %s" % apache_user))

 	exec_in_shell("a2enmod rewrite")

 	for service in ("mysql", "apache2", "memcached", "ntpd"):
 		exec_in_shell("service %s restart" % service)

 def install_python_modules():
 	python_modules = "pytz python-dateutil jinja2 markdown2 termcolor python-memcached requests chardet dropbox google-api-python-client pygeoip"

 	print "-"*80
 	print "Installing Python Modules: (This may take some time)"
 	print python_modules
 	print "-"*80

 	exec_in_shell("easy_install pip")
 	exec_in_shell("pip install -q %s" % python_modules)

 def install_erpnext(install_path):
 	print
 	print "-"*80
 	print "Installing ERPNext"
 	print "-"*80

 	# ask for details
 	global root_password
 	if not root_password:
 		root_password = get_root_password()
 		test_root_connection(root_password)

 	db_name = raw_input("ERPNext Database Name: ")
 	if not db_name:
 		raise Exception, "Sorry! You must specify ERPNext Database Name"

 	# install folders and conf
 	setup_folders(install_path)
 	setup_conf(install_path, db_name)

 	# setup paths
 	sys.path.extend([".", "lib", "app"])

 	# install database, run patches, update schema
 	setup_db(install_path, root_password, db_name)

 	setup_cron(install_path)

 	setup_apache_conf(install_path)

 def get_root_password():
 	# ask for root mysql password
 	import getpass
 	root_pwd = None
 	root_pwd = getpass.getpass("MySQL Root user's Password: ")
 	return root_pwd

 def test_root_connection(root_pwd):
 	out = exec_in_shell("mysql -u root %s -e 'exit'" % \
 		(("-p"+root_pwd) if root_pwd else "").replace('$', '\$').replace(' ', '\ '))
 	if "access denied" in out.lower():
 		raise Exception("Incorrect MySQL Root user's password")

 def setup_folders(install_path):
 	app = os.path.join(install_path, "app")
 	if not os.path.exists(app):
 		print "Cloning erpnext"
 		exec_in_shell("cd %s && git clone https://github.com/webnotes/erpnext.git app" % install_path)
 		exec_in_shell("cd app && git config core.filemode false")

 	lib = os.path.join(install_path, "lib")
 	if not os.path.exists(lib):
 		print "Cloning wnframework"
 		exec_in_shell("cd %s && git clone https://github.com/webnotes/wnframework.git lib" % install_path)
 		exec_in_shell("cd lib && git config core.filemode false")

 	public = os.path.join(install_path, "public")
 	for p in [public, os.path.join(public, "files"), os.path.join(public, "backups"),
 		os.path.join(install_path, "logs")]:
 			if not os.path.exists(p):
 				os.mkdir(p)

 def setup_conf(install_path, db_name):
 	import os, string, random, re

 	# generate db password
 	char_range = string.ascii_letters + string.digits
 	db_password = "".join((random.choice(char_range) for n in xrange(16)))

 	# make conf file
 	with open(os.path.join(install_path, "lib", "conf", "conf.py"), "r") as template:
 		conf = template.read()

 	conf = re.sub("db_name.*", 'db_name = "%s"' % (db_name,), conf)
 	conf = re.sub("db_password.*", 'db_password = "%s"' % (db_password,), conf)

 	with open(os.path.join(install_path, "conf.py"), "w") as conf_file:
 		conf_file.write(conf)

 	return db_password

 def setup_db(install_path, root_password, db_name):
 	from webnotes.install_lib.install import Installer
 	inst = Installer("root", root_password)
 	inst.import_from_db(db_name, verbose=1)

 	# run patches and sync
 	exec_in_shell("./lib/wnf.py --patch_sync_build")

 def setup_cron(install_path):
 	erpnext_cron_entries = [
 		"*/3 * * * * cd %s && python lib/wnf.py --run_scheduler >> /var/log/erpnext-sch.log 2>&1" % install_path,
 		"0 */6 * * * cd %s && python lib/wnf.py --backup >> /var/log/erpnext-backup.log 2>&1" % install_path
 		]

 	for row in erpnext_cron_entries:
 		try:
 			existing_cron = exec_in_shell("crontab -l")
 			if row not in existing_cron:
 				exec_in_shell('{ crontab -l; echo "%s"; } | crontab' % row)
 		except:
 			exec_in_shell('echo "%s" | crontab' % row)

 def setup_apache_conf(install_path):
 	apache_conf_content = """Listen 8080
 NameVirtualHost *:8080
 <VirtualHost *:8080>
 	ServerName localhost
 	DocumentRoot %s/public/

 	AddHandler cgi-script .cgi .xml .py
 	AddType application/vnd.ms-fontobject .eot
 	AddType font/ttf .ttf
 	AddType font/otf .otf
 	AddType application/x-font-woff .woff

 	<Directory %s/public/>
 		# directory specific options
 		Options -Indexes +FollowSymLinks +ExecCGI

 		# directory's index file
 		DirectoryIndex web.py

 		AllowOverride all
 		Order Allow,Deny
 		Allow from all

 		# rewrite rule
 		RewriteEngine on
 		RewriteCond %%{REQUEST_FILENAME} !-f
 		RewriteCond %%{REQUEST_FILENAME} !-d
 		RewriteCond %%{REQUEST_FILENAME} !-l
 		RewriteRule ^([^/]+)$ /web.py?page=$1 [QSA,L]
 	</Directory>
 </VirtualHost>""" % (install_path, install_path)

 	new_apache_conf_path = os.path.join(install_path, os.path.basename(install_path)+".conf")
 	with open(new_apache_conf_path, "w") as apache_conf_file:
 		apache_conf_file.write(apache_conf_content)

 def post_install(install_path):
 	global apache_user
 	exec_in_shell("chown -R %s %s" % (apache_user, install_path))

 	apache_conf_filename = os.path.basename(install_path)+".conf"
 	if is_redhat:
 		os.symlink(os.path.join(install_path, apache_conf_filename),
 			os.path.join("/etc/httpd/conf.d", apache_conf_filename))
 		exec_in_shell("service httpd restart")

 	elif is_debian:
 		os.symlink(os.path.join(install_path, apache_conf_filename),
 			os.path.join("/etc/apache2/sites-enabled", apache_conf_filename))
 		exec_in_shell("service apache2 restart")

 	print
 	print "-"*80
 	print "Installation complete"
 	print "Open your browser and go to http://localhost:8080"
 	print "Login using username = Administrator and password = admin"

 def exec_in_shell(cmd):
 	# using Popen instead of os.system - as recommended by python docs
 	from subprocess import Popen
 	import tempfile

 	with tempfile.TemporaryFile() as stdout:
 		with tempfile.TemporaryFile() as stderr:
 			p = Popen(cmd, shell=True, stdout=stdout, stderr=stderr)
 			p.wait()

 			stdout.seek(0)
 			out = stdout.read()

 			stderr.seek(0)
 			err = stderr.read()

 	if err and any((kw in err.lower() for kw in ["traceback", "error", "exception"])):
 		print out
 		raise Exception, err
 	else:
 		print "."

 	return out

 if __name__ == "__main__":
 	install()
	#!/usr/bin/env python
	from __future__ import unicode_literals
	import os, sys

	apache_user = None
	is_redhat = is_debian = None
	root_password = None

	def install(install_path=None):
	install_pre_requisites()

	if not install_path:
	install_path = os.getcwd()
	install_erpnext(install_path)

	post_install(install_path)

	def install_pre_requisites():
	global is_redhat, is_debian
	is_redhat, is_debian = validate_install()
	if is_redhat:
	install_using_yum()
	elif is_debian:
	install_using_apt()

	install_python_modules()

	print "-"*80
	print "Pre-requisites Installed"
	print "-"*80

	def validate_install():
	import platform

	# check os
	operating_system = platform.system()
	print "Operating System =", operating_system
	if operating_system != "Linux":
	raise Exception, "Sorry! This installer works only for Linux based Operating Systems"

	# check python version
	python_version = sys.version.split(" ")[0]
	print "Python Version =", python_version
	if not (python_version and int(python_version.split(".")[0])==2 and int(python_version.split(".")[1]) >= 6):
	raise Exception, "Hey! ERPNext needs Python version to be 2.6+"

	# check distribution
	distribution = platform.linux_distribution()[0].lower().replace('"', '')
	print "Distribution = ", distribution
	is_redhat = distribution in ("redhat", "centos", "fedora")
	is_debian = distribution in ("debian", "ubuntu", "elementary os")

	if not (is_redhat or is_debian):
	raise Exception, "Sorry! This installer works only with yum or apt-get package management"

	return is_redhat, is_debian

	def install_using_yum():
	packages = "python python-setuptools MySQL-python httpd git memcached ntp vim-enhanced screen"

	print "-"*80
	print "Installing Packages: (This may take some time)"
	print packages
	print "-"*80
	exec_in_shell("yum install -y %s" % packages)

	if not exec_in_shell("which mysql"):
	packages = "mysql mysql-server mysql-devel"
	print "Installing Packages:", packages
	exec_in_shell("yum install -y %s" % packages)
	exec_in_shell("service mysqld restart")

	# set a root password post install
	global root_password
	print "Please create a password for root user of MySQL"
	root_password = (get_root_password() or "erpnext").strip()
	exec_in_shell('mysqladmin -u root password "%s"' % (root_password,))
	print "Root password set as", root_password

	# install htop
	if not exec_in_shell("which htop"):
	try:
	exec_in_shell("cd /tmp && rpm -i --force http://packages.sw.be/rpmforge-release/rpmforge-release-0.5.2-2.el6.rf.x86_64.rpm && yum install -y htop")
	except:
	pass

	update_config_for_redhat()

	def update_config_for_redhat():
	import re

	global apache_user
	apache_user = "apache"

	# update memcache user
	with open("/etc/sysconfig/memcached", "r") as original:
	memcached_conf = original.read()
	with open("/etc/sysconfig/memcached", "w") as modified:
	modified.write(re.sub('USER.*', 'USER="%s"' % apache_user, memcached_conf))

	# set to autostart on startup
	for service in ("mysqld", "httpd", "memcached", "ntpd"):
	exec_in_shell("chkconfig --level 2345 %s on" % service)
	exec_in_shell("service %s restart" % service)

	def install_using_apt():
	packages = "python python-setuptools python-mysqldb apache2 git memcached ntp vim screen htop"
	print "-"*80
	print "Installing Packages: (This may take some time)"
	print packages
	print "-"*80
	exec_in_shell("apt-get install -y %s" % packages)

	if not exec_in_shell("which mysql"):
	packages = "mysql-server libmysqlclient-dev"
	print "Installing Packages:", packages
	exec_in_shell("apt-get install -y %s" % packages)

	update_config_for_debian()

	def update_config_for_debian():
	global apache_user
	apache_user = "www-data"

	# update memcache user
	with open("/etc/memcached.conf", "r") as original:
	memcached_conf = original.read()
	with open("/etc/memcached.conf", "w") as modified:
	modified.write(memcached_conf.replace("-u memcache", "-u %s" % apache_user))

	exec_in_shell("a2enmod rewrite")

	for service in ("mysql", "apache2", "memcached", "ntpd"):
	exec_in_shell("service %s restart" % service)

	def install_python_modules():
	python_modules = "pytz python-dateutil jinja2 markdown2 termcolor python-memcached requests chardet dropbox google-api-python-client pygeoip"

	print "-"*80
	print "Installing Python Modules: (This may take some time)"
	print python_modules
	print "-"*80

	exec_in_shell("easy_install pip")
	exec_in_shell("pip install -q %s" % python_modules)

	def install_erpnext(install_path):
	print
	print "-"*80
	print "Installing ERPNext"
	print "-"*80

	# ask for details
	global root_password
	if not root_password:
	root_password = get_root_password()
	test_root_connection(root_password)

	db_name = raw_input("ERPNext Database Name: ")
	if not db_name:
	raise Exception, "Sorry! You must specify ERPNext Database Name"

	# install folders and conf
	setup_folders(install_path)
	setup_conf(install_path, db_name)

	# setup paths
	sys.path.extend([".", "lib", "app"])

	# install database, run patches, update schema
	setup_db(install_path, root_password, db_name)

	setup_cron(install_path)

	setup_apache_conf(install_path)

	def get_root_password():
	# ask for root mysql password
	import getpass
	root_pwd = None
	root_pwd = getpass.getpass("MySQL Root user's Password: ")
	return root_pwd

	def test_root_connection(root_pwd):
	out = exec_in_shell("mysql -u root %s -e 'exit'" % \
	(("-p"+root_pwd) if root_pwd else "").replace('$', '\$').replace(' ', '\ '))
	if "access denied" in out.lower():
	raise Exception("Incorrect MySQL Root user's password")

	def setup_folders(install_path):
	app = os.path.join(install_path, "app")
	if not os.path.exists(app):
	print "Cloning erpnext"
	exec_in_shell("cd %s && git clone https://github.com/webnotes/erpnext.git app" % install_path)
	exec_in_shell("cd app && git config core.filemode false")

	lib = os.path.join(install_path, "lib")
	if not os.path.exists(lib):
	print "Cloning wnframework"
	exec_in_shell("cd %s && git clone https://github.com/webnotes/wnframework.git lib" % install_path)
	exec_in_shell("cd lib && git config core.filemode false")

	public = os.path.join(install_path, "public")
	for p in [public, os.path.join(public, "files"), os.path.join(public, "backups"),
	os.path.join(install_path, "logs")]:
	if not os.path.exists(p):
	os.mkdir(p)

	def setup_conf(install_path, db_name):
	import os, string, random, re

	# generate db password
	char_range = string.ascii_letters + string.digits
	db_password = "".join((random.choice(char_range) for n in xrange(16)))

	# make conf file
	with open(os.path.join(install_path, "lib", "conf", "conf.py"), "r") as template:
	conf = template.read()

	conf = re.sub("db_name.*", 'db_name = "%s"' % (db_name,), conf)
	conf = re.sub("db_password.*", 'db_password = "%s"' % (db_password,), conf)

	with open(os.path.join(install_path, "conf.py"), "w") as conf_file:
	conf_file.write(conf)

	return db_password

	def setup_db(install_path, root_password, db_name):
	from webnotes.install_lib.install import Installer
	inst = Installer("root", root_password)
	inst.import_from_db(db_name, verbose=1)

	# run patches and sync
	exec_in_shell("./lib/wnf.py --patch_sync_build")

	def setup_cron(install_path):
	erpnext_cron_entries = [
	"/3 * * * cd %s && python lib/wnf.py --run_scheduler >> /var/log/erpnext-sch.log 2>&1" % install_path,
	"0 /6 * * cd %s && python lib/wnf.py --backup >> /var/log/erpnext-backup.log 2>&1" % install_path
	]

	for row in erpnext_cron_entries:
	try:
	existing_cron = exec_in_shell("crontab -l")
	if row not in existing_cron:
	exec_in_shell('{ crontab -l; echo "%s"; } \| crontab' % row)
	except:
	exec_in_shell('echo "%s" \| crontab' % row)

	def setup_apache_conf(install_path):
	apache_conf_content = """Listen 8080
	NameVirtualHost *:8080
	<VirtualHost *:8080>
	ServerName localhost
	DocumentRoot %s/public/

	AddHandler cgi-script .cgi .xml .py
	AddType application/vnd.ms-fontobject .eot
	AddType font/ttf .ttf
	AddType font/otf .otf
	AddType application/x-font-woff .woff

	<Directory %s/public/>
	# directory specific options
	Options -Indexes +FollowSymLinks +ExecCGI

	# directory's index file
	DirectoryIndex web.py

	AllowOverride all
	Order Allow,Deny
	Allow from all

	# rewrite rule
	RewriteEngine on
	RewriteCond %%{REQUEST_FILENAME} !-f
	RewriteCond %%{REQUEST_FILENAME} !-d
	RewriteCond %%{REQUEST_FILENAME} !-l
	RewriteRule ^([^/]+)$ /web.py?page=$1 [QSA,L]
	</Directory>
	</VirtualHost>""" % (install_path, install_path)

	new_apache_conf_path = os.path.join(install_path, os.path.basename(install_path)+".conf")
	with open(new_apache_conf_path, "w") as apache_conf_file:
	apache_conf_file.write(apache_conf_content)

	def post_install(install_path):
	global apache_user
	exec_in_shell("chown -R %s %s" % (apache_user, install_path))

	apache_conf_filename = os.path.basename(install_path)+".conf"
	if is_redhat:
	os.symlink(os.path.join(install_path, apache_conf_filename),
	os.path.join("/etc/httpd/conf.d", apache_conf_filename))
	exec_in_shell("service httpd restart")

	elif is_debian:
	os.symlink(os.path.join(install_path, apache_conf_filename),
	os.path.join("/etc/apache2/sites-enabled", apache_conf_filename))
	exec_in_shell("service apache2 restart")

	print
	print "-"*80
	print "Installation complete"
	print "Open your browser and go to http://localhost:8080"
	print "Login using username = Administrator and password = admin"

	def exec_in_shell(cmd):
	# using Popen instead of os.system - as recommended by python docs
	from subprocess import Popen
	import tempfile

	with tempfile.TemporaryFile() as stdout:
	with tempfile.TemporaryFile() as stderr:
	p = Popen(cmd, shell=True, stdout=stdout, stderr=stderr)
	p.wait()

	stdout.seek(0)
	out = stdout.read()

	stderr.seek(0)
	err = stderr.read()

	if err and any((kw in err.lower() for kw in ["traceback", "error", "exception"])):
	print out
	raise Exception, err
	else:
	print "."

	return out

	if __name__ == "__main__":
	install()