def mongod_needs_numactl():
""" Logic kind of copied from MongoDB (mongodb-src/util/version.cpp) ;)
Return true IF we are on a box with a NUMA enabled kernel and more
than 1 numa node (they start at node0).
"""
return dir_exists("/sys/devices/system/node/node1")
def mongod_needs_numactl():
""" Logic kind of copied from MongoDB (mongodb-src/util/version.cpp) ;)
Return true IF we are on a box with a NUMA enabled kernel and more
than 1 numa node (they start at node0).
"""
return dir_exists("/sys/devices/system/node/node1")
def do_install_mongodb(os_name, bits, version_info):
mongodb_installs_dir = config.get_mongodb_installs_dir()
if not mongodb_installs_dir:
raise MongoctlException("No mongoDBInstallationsDirectory configured"
" in mongoctl.config")
platform_spec = get_validate_platform_spec(os_name, bits)
log_verbose("INSTALL_MONGODB: OS='%s' , BITS='%s' , VERSION='%s', "
"PLATFORM_SPEC='%s'" % (os_name, bits, version_info,
platform_spec))
os_dist_name, os_dist_version = get_os_dist_info()
if os_dist_name:
dist_info = "(%s %s)" % (os_dist_name, os_dist_version)
else:
dist_info = ""
log_info("Running install for %s %sbit %s to "
"mongoDBInstallationsDirectory (%s)..." % (os_name, bits,
dist_info,
mongodb_installs_dir))
mongo_installation = get_mongo_installation(version_info)
if mongo_installation is not None: # no-op
log_info("You already have MongoDB %s installed ('%s'). "
"Nothing to do." % (version_info, mongo_installation))
return mongo_installation
url = get_download_url(os_name, platform_spec, os_dist_name,
os_dist_version, version_info)
archive_name = url.split("/")[-1]
# Validate if the version exists
response = urllib.urlopen(url)
if response.getcode() != 200:
msg = ("Unable to download from url '%s' (response code '%s'). "
"It could be that version '%s' you specified does not exist."
" Please double check the version you provide" %
(url, response.getcode(), version_info))
raise MongoctlException(msg)
mongo_dir_name = archive_name.replace(".tgz", "")
install_dir = os.path.join(mongodb_installs_dir, mongo_dir_name)
ensure_dir(mongodb_installs_dir)
# XXX LOOK OUT! Two processes installing same version simultaneously => BAD.
# TODO: mutex to protect the following
if not dir_exists(install_dir):
try:
## download the url
download(url)
extract_archive(archive_name)
log_info("Moving extracted folder to %s" % mongodb_installs_dir)
shutil.move(mongo_dir_name, mongodb_installs_dir)
os.remove(archive_name)
log_info("Deleting archive %s" % archive_name)
log_info("MongoDB %s installed successfully!" % version_info)
return install_dir
except Exception, e:
log_exception(e)
log_error("Failed to install MongoDB '%s'. Cause: %s" %
(version_info, e))
def do_install_mongodb(os_name, bits, version):
if version is None:
version = fetch_latest_stable_version()
log_info("Installing latest stable MongoDB version '%s'..." % version)
# validate version string
elif not is_valid_version(version):
raise MongoctlException("Invalid version '%s'. Please provide a"
" valid MongoDB version." % version)
mongodb_installs_dir = config.get_mongodb_installs_dir()
if not mongodb_installs_dir:
raise MongoctlException("No mongoDBInstallationsDirectory configured"
" in mongoctl.config")
platform_spec = get_validate_platform_spec(os_name, bits)
log_info("Running install for %s %sbit to "
"mongoDBInstallationsDirectory (%s)..." % (os_name, bits,
mongodb_installs_dir))
mongo_installation = get_mongo_installation(version)
if mongo_installation is not None: # no-op
log_info("You already have MongoDB %s installed ('%s'). "
"Nothing to do." % (version, mongo_installation))
return mongo_installation
archive_name = "mongodb-%s-%s.tgz" % (platform_spec, version)
url = "http://fastdl.mongodb.org/%s/%s" % (os_name, archive_name)
# Validate if the version exists
response = urllib.urlopen(url)
if response.getcode() != 200:
msg = ("Unable to download from url '%s' (response code '%s'). "
"It could be that version '%s' you specified does not exist."
" Please double check the version you provide" %
(url, response.getcode(), version))
raise MongoctlException(msg)
mongo_dir_name = "mongodb-%s-%s" % (platform_spec, version)
install_dir = os.path.join(mongodb_installs_dir, mongo_dir_name)
ensure_dir(mongodb_installs_dir)
# XXX LOOK OUT! Two processes installing same version simultaneously => BAD.
# TODO: mutex to protect the following
if not dir_exists(install_dir):
try:
## download the url
download(url)
extract_archive(archive_name)
log_info("Moving extracted folder to %s" % mongodb_installs_dir)
shutil.move(mongo_dir_name, mongodb_installs_dir)
os.remove(archive_name)
log_info("Deleting archive %s" % archive_name)
log_info("MongoDB %s installed successfully!" % version)
return install_dir
except Exception, e:
log_exception(e)
log_error("Failed to install MongoDB '%s'. Cause: %s" %
(version, e))
