def test_find_all(self):
out = subp.call('ps xao pid,ppid,command | grep "supervisor[d]" | tr -s " "')[0]
supervisors = [map(int, line.strip().split()[:2]) for line in out if 'supervisord' in line]
assert_that(supervisors, has_length(1))
supervisor_pid, supervisor_ppid = supervisors[0]
assert_that(supervisor_ppid, equal_to(1))
time.sleep(2)
out = subp.call('ps xao pid,ppid,command | grep "nginx[:]" | tr -s " "')[0]
masters = [map(int, line.strip().split()[:2]) for line in out if 'nginx: master process' in line]
assert_that(masters, has_length(1))
master_pid, master_ppid = masters[0]
assert_that(master_ppid, equal_to(supervisor_pid))
worker_pids = []
workers = [map(int, line.strip().split()[:2]) for line in out if 'nginx: worker process' in line]
for worker_pid, worker_ppid in workers:
worker_pids.append(worker_pid)
assert_that(worker_ppid, equal_to(master_pid))
container = NginxManager()
nginxes = container._find_all()
assert_that(nginxes, has_length(1))
definition, data = nginxes.pop(0)
assert_that(data, has_key('pid'))
assert_that(data, has_key('workers'))
assert_that(master_pid, equal_to(data['pid']))
assert_that(worker_pids, equal_to(data['workers']))
def uname(meta):
"""
Collects uname for the container, without a hostname
:param meta: {} of meta
"""
uname_out, _ = subp.call('uname -s -r -v -m -p')
meta['uname'] = uname_out.pop(0)
def certificate_subject(filename):
results = {}
openssl_out, _ = subp.call("openssl x509 -in %s -noout -subject -nameopt RFC2253" % filename, check=False)
for line in openssl_out:
if line:
output = line[8:] # trim "subject=" or "Subject:" from output
factors = output.split(',') # split output into distinct groups
prev_factor = None
for factor in factors:
if '=' in factor:
key, value = factor.split('=', 1) # only split on the first equal sign
key = key.lstrip().upper() # remove leading spaces (if any) and capitalize (if lowercase)
if key in ssl_subject_map:
results[ssl_subject_map[key]] = value
prev_factor = key
elif prev_factor in ssl_subject_map:
# If there wasn't an '=' in the current factor, go back the previous factor and append the current
# factor to the result in order to account for values where a ',' was part of the value.
results[ssl_subject_map[prev_factor]] += (',' + factor)
# Replace escaped \ (workaround)
results[ssl_subject_map[prev_factor]] = results[ssl_subject_map[prev_factor]].replace('\\', '')
return results or None
def find_packages(self, meta):
"""
Find a package with running binary
"""
package_name = None
# find which package contains our binary
dpkg_s_nginx_out, dpkg_s_nginx_err = subp.call('dpkg -S %s' % self.object.bin_path, check=False)
for line in dpkg_s_nginx_out:
kv = re.match(self.dpkg_s_re, line)
if kv:
package_name = kv.group(1)
break
if dpkg_s_nginx_err:
if 'no_path' in dpkg_s_nginx_err[0]:
meta['warnings'].append('self-made binary, is not from any nginx package')
if not package_name:
return
# get version
all_installed_packages = self.installed_nginx_packages()
if package_name in all_installed_packages:
meta['packages'] = {package_name: all_installed_packages[package_name]}
def alive_interfaces():
"""
Returns a list of all network interfaces which have UP state
see ip link show dev eth0
will always return lo in a list if lo exists
:return: [] of str
"""
alive_interfaces = set()
try:
for interface_name, interface in psutil.net_if_stats().iteritems():
if interface.isup:
alive_interfaces.add(interface_name)
except:
# fallback for centos6
for interface_name in netifaces.interfaces():
ip_link_out, _ = subp.call("ip link show dev %s" % interface_name, check=False)
if ip_link_out:
first_line = ip_link_out[0]
state_match = re.match('.+state\s+(\w+)\s+.*', first_line)
if state_match:
state = state_match.group(1)
if interface_name == 'lo' or state == 'UP':
alive_interfaces.add(interface_name)
elif state == 'UNKNOWN':
# If state is 'UNKNOWN" (e.g. venet with OpenVZ) check to see if 'UP' is in bracket summary
bracket_match = re.match('.+<([\w,\,]+)>.+', first_line)
bracket = bracket_match.group(0)
for value in bracket.split(','):
if value == 'UP':
alive_interfaces.add(interface_name)
break
return alive_interfaces
def uname(meta):
"""
Collects the full uname for the OS
:param meta: {} of meta
"""
uname_out, _ = subp.call('uname -a')
meta['uname'] = uname_out.pop(0)
def network(meta):
"""
network -- Docker network meta report leaves out IP addresses since they will be different per container.
"""
# collect info for all the alive interfaces
for interface in alive_interfaces():
addresses = netifaces.ifaddresses(interface)
interface_info = {
'name': interface,
'mac': addresses.get(netifaces.AF_LINK, [{}])[0].get('addr') # Collect MAC address.
}
meta['network']['interfaces'].append(interface_info)
# get default interface name
netstat_out, _ = subp.call("netstat -nr | egrep -i '^0.0.0.0|default'", check=False)
if len(netstat_out) and netstat_out[0]:
first_matched_line = netstat_out[0]
default_interface = first_matched_line.split(' ')[-1]
elif len(meta['network']['interfaces']):
default_interface = meta['network']['interfaces'][0]['name']
else:
default_interface = None
meta['network']['default'] = default_interface
def alive_interfaces():
"""
Returns a list of all network interfaces which have UP state
see ip link show dev eth0
will always return lo in a list if lo exists
:return: [] of str
"""
alive_interfaces = set()
try:
for interface_name, interface in psutil.net_if_stats().iteritems():
if interface.isup:
alive_interfaces.add(interface_name)
except:
context.log.debug('failed to use psutil.net_if_stats', exc_info=True)
# fallback for centos6
for interface_name in netifaces.interfaces():
ip_link_out, _ = subp.call("ip link show dev %s" % interface_name, check=False)
if ip_link_out:
first_line = ip_link_out[0]
r = re.match('.+state\s+(\w+)\s+.*', first_line)
if r:
state = r.group(1)
if interface_name == 'lo' or state == 'UP':
alive_interfaces.add(interface_name)
return alive_interfaces
def _get_hostname_unix():
try:
# fqdn
out, err = subp.call('/bin/hostname -f')
return out[0]
except Exception:
return None
def certificate_ocsp_uri(filename):
result = None
openssl_out, _ = subp.call("openssl x509 -in %s -noout -ocsp_uri" % filename, check=False)
if openssl_out[0]:
result = openssl_out[0]
return result
def rlimit_nofile(self):
if hasattr(self, 'rlimit'):
return self.rlimit(psutil.RLIMIT_NOFILE)[1]
else:
# fallback for old systems without rlimit
cat_limits, _ = subp.call("cat /proc/%s/limits | grep 'Max open files' | awk '{print $5}'" % self.pid, check=False)
if cat_limits:
return int(cat_limits[0])
def etc_release(self):
"""
FreeBSD has no *-release files. This uses uname -sr instead.
"""
uname_out, _ = subp.call('uname -sr')
name, version = uname_out[0].split(' ', 1)
self.meta['release']['name'] = name
self.meta['release']['version'] = version
self.meta['release']['version_id'] = version
def test_find_none(self):
# Kill running NGINX so that it finds None
subp.call('pgrep nginx |sudo xargs kill -SIGKILL', check=False)
self.running = False
# Setup dummy object
context.objects.register(DummyRootObject())
container = NginxManager()
nginxes = container._find_all()
assert_that(nginxes, has_length(0))
root_object = context.objects.root_object
assert_that(root_object.eventd.current, has_length(1))
# Reset objects...
context.objects = None
context._setup_object_tank()
def installed_nginx_packages(self):
""" trying to find some installed packages """
result = {}
dpkg_grep_nginx_out, _ = subp.call("dpkg -l | grep nginx")
for line in dpkg_grep_nginx_out:
gwe = re.match(self.dpkg_l_re, line)
if gwe:
if gwe.group(2).startswith('nginx'):
result[gwe.group(2)] = gwe.group(3)
return result
def nginx_v(path_to_binary):
"""
call -V and parse results
:param path_to_binary str - path to binary
:return {} - see result
"""
result = {
'version': None,
'plus': {'enabled': False, 'release': None},
'ssl': {'built': None, 'run': None},
'configure': {}
}
_, nginx_v_err = subp.call("%s -V" % path_to_binary)
for line in nginx_v_err:
# SSL stuff
if line.lower().startswith('built with') and 'ssl' in line.lower():
parts = line.split(' ')
lib_name, lib_version = parts[2:4]
result['ssl'] = {
'built': [lib_name, lib_version],
'run': [lib_name, lib_version],
}
if line.lower().startswith('run with') and 'ssl' in line.lower():
parts = line.split(' ')
lib_name, lib_version = parts[2:4]
result['ssl']['run'] = [lib_name, lib_version]
parts = line.split(':')
if len(parts) < 2:
continue
# parse version
key, value = parts
if key == 'nginx version':
# parse major version
major_parsed = re.match('.*/([\d\w\.]+)', value)
result['version'] = major_parsed.group(1) if major_parsed else value.lstrip()
# parse plus version
if 'plus' in value:
plus_parsed = re.match('.*\(([\w\-]+)\).*', value)
if plus_parsed:
result['plus']['enabled'] = True
result['plus']['release'] = plus_parsed.group(1)
# parse configure
if key == 'configure arguments':
arguments = _parse_arguments(value)
result['configure'] = arguments
return result
def linux_name():
try:
out, err = subp.call('cat /etc/*-release')
except AmplifySubprocessError:
out, err = subp.call('uname -s')
return out[0].lower()
for line in out:
if line.startswith('ID='):
return line[3:].strip('"').lower()
full_output = '\n'.join(out).lower()
if 'oracle linux' in full_output:
return 'rhel'
elif 'red hat' in full_output:
return 'rhel'
elif 'centos' in full_output:
return 'centos'
else:
return 'linux'
def proc_cpuinfo(self):
""" cat /proc/cpuinfo """
proc_cpuinfo_out, _ = subp.call('cat /proc/cpuinfo')
for line in proc_cpuinfo_out:
kv = re.match(self.proc_cpuinfo_re, line)
if kv:
key, value = kv.group(1), kv.group(2)
if key.startswith('model name'):
self.meta['processor']['model'] = value
elif key.startswith('cpu cores'):
self.meta['processor']['cores'] = value
def proc_cpuinfo(meta):
""" cat /proc/cpuinfo """
proc_cpuinfo_out, _ = subp.call('cat /proc/cpuinfo')
for line in proc_cpuinfo_out:
kv = re.match('([\w|\s]+):\s*(.+)', line)
if kv:
key, value = kv.group(1), kv.group(2)
if key.startswith('model name'):
meta['processor']['model'] = value
elif key.startswith('cpu cores'):
meta['processor']['cores'] = value
def lscpu(self):
""" lscpu """
lscpu_out, _ = subp.call('sysctl hw.machine_arch hw.clockrate')
for line in lscpu_out:
kv = re.match(self.lscpu_re, line)
if kv:
key, value = kv.group(1), kv.group(2)
if key == 'hw.machine_arch':
self.meta['processor']['architecture'] = value
elif key == 'hw.clockrate':
self.meta['processor']['mhz'] = value
def proc_cpuinfo(self):
""" cat /proc/cpuinfo """
self.meta['processor']['cpus'] = psutil.cpu_count(logical=False)
self.meta['processor']['cores'] = psutil.cpu_count()
proc_cpuinfo_out, _ = subp.call('sysctl hw.model')
for line in proc_cpuinfo_out:
kv = re.match(self.proc_cpuinfo_re, line)
if kv:
key, value = kv.group(1), kv.group(2)
if key.startswith('hw.model'):
self.meta['processor']['model'] = value
def open_ssl(self, meta):
"""Old nginx uses standart openssl library - find its version"""
if not meta['ssl']:
openssl_out, _ = subp.call("dpkg -l | grep openssl")
for line in openssl_out:
gwe = re.match('([\d\w]+)\s+([\d\w\.\-]+)\s+([\d\w\.\-\+_~]+)\s', line)
if gwe:
if gwe.group(2).startswith('openssl'):
meta['ssl'] = {
'built': [gwe.group(2), gwe.group(3)],
'run': [gwe.group(2), gwe.group(3)],
}
def certificate_issuer(filename):
results = {}
openssl_out, _ = subp.call("openssl x509 -in %s -noout -issuer" % filename, check=False)
for line in openssl_out:
if line:
for regex in ssl_regexs:
match_obj = regex.match(line)
if match_obj:
results.update(match_obj.groupdict())
return results or None
def certificate_purpose(filename):
results = {}
openssl_out, _ = subp.call("openssl x509 -in %s -noout -purpose" % filename, check=False)
for line in openssl_out:
if line:
split = line.split(' : ')
if len(split) == 2:
key, value = line.split(' : ')
results[key] = value
return results or None
def etc_release(meta):
SystemMetaCollector.etc_release(meta)
# centos6 has different *-release format
# for example: CentOS release 6.7 (Final)
if meta['release']['version_id'] is None and meta['release']['version'] is None:
etc_release_out, _ = subp.call('cat /etc/centos-release')
for line in etc_release_out:
r = re.match('(\w+)\s+(\w+)\s+([\d\.]+)\s+([\w\(\)]+)', line)
if r:
meta['release']['name'] = r.group(1)
meta['release']['version_id'] = r.group(3)
meta['release']['version'] = '%s %s' % (r.group(3), r.group(4))
def test_default_interface(self):
container = SystemManager()
container._discover_objects()
os_obj = container.objects.find_all(types=container.types)[0]
collector = SystemMetaCollector(object=os_obj)
collector.collect()
default_from_netstat, _ = subp.call(
'netstat -nr | egrep -i "^0.0.0.0|default" | head -1 | sed "s/.*[ ]\([^ ][^ ]*\)$/\\1/"'
)[0]
default_interface = os_obj.metad.current['network']['default']
assert_that(default_interface, equal_to(default_from_netstat))
def certificate_dates(filename):
keys = {
'notBefore': 'start',
'notAfter': 'end'
}
results = {}
openssl_out, _ = subp.call("openssl x509 -in %s -noout -dates" % filename, check=False)
for line in openssl_out:
if line:
key, value = line.split('=')
if key in keys:
results[keys[key]] = int(datetime.datetime.strptime(value, '%b %d %H:%M:%S %Y %Z').strftime('%s'))
return results or None
def etc_release(self):
"""
Centos6 has different *-release format.
For example: CentOS release 6.7 (Final)
"""
super(CentosSystemMetaCollector, self).etc_release()
if self.meta['release']['version_id'] is None and self.meta['release']['version'] is None:
etc_release_out, _ = subp.call('cat /etc/centos-release')
for line in etc_release_out:
r = re.match(self.etc_release_re, line)
if r:
self.meta['release']['name'] = r.group(1)
self.meta['release']['version_id'] = r.group(3)
self.meta['release']['version'] = '%s %s' % (r.group(3), r.group(4))
def network(meta):
""" network """
# collect info for all the alive interfaces
for interface in alive_interfaces():
addresses = netifaces.ifaddresses(interface)
interface_info = {
'name': interface
}
# collect ipv4 and ipv6 addresses
for proto, key in {
'ipv4': netifaces.AF_INET,
'ipv6': netifaces.AF_INET6
}.iteritems():
# get the first address
protocol_data = addresses.get(key, [{}])[0]
if protocol_data:
addr = protocol_data.get('addr').split('%').pop(0)
netmask = protocol_data.get('netmask')
try:
prefixlen = netaddr.IPNetwork('%s/%s' % (addr, netmask)).prefixlen
except:
prefixlen = None
interface_info[proto] = {
'netmask': netmask,
'address': addr,
'prefixlen': prefixlen
}
# collect mac address
interface_info['mac'] = addresses.get(netifaces.AF_LINK, [{}])[0].get('addr')
meta['network']['interfaces'].append(interface_info)
# get default interface name
netstat_out, _ = subp.call("netstat -nr | egrep -i '^0.0.0.0|default'", check=False)
if len(netstat_out) and netstat_out[0]:
first_matched_line = netstat_out[0]
default_interface = first_matched_line.split(' ')[-1]
elif len(meta['network']['interfaces']):
default_interface = meta['network']['interfaces'][0]['name']
else:
default_interface = None
meta['network']['default'] = default_interface
def certificate_full(filename):
results = {}
openssl_out, _ = subp.call("openssl x509 -in %s -noout -text" % filename, check=False)
for line in openssl_out:
for regex in ssl_text_regexs:
match_obj = regex.match(line)
if match_obj:
results.update(match_obj.groupdict())
continue # If a match was made skip the DNS check.
dns_matches = ssl_dns_regex.findall(line)
if dns_matches:
results['names'] = map(lambda x: x.split(':')[1], dns_matches)
return results or None
def netstat(self):
"""
netstat -s
(check for "SYNs to LISTEN sockets dropped” and "times the listen queue of a socket overflowed")
"""
new_stamp = time.time()
netstat_out, _ = subp.call("netstat -s | grep -i 'times the listen queue of a socket overflowed'", check=False)
gwe = re.match('\s*(\d+)\s*', netstat_out.pop(0))
new_value = int(gwe.group(1)) if gwe else 0
prev_stamp, prev_value = self.previous_values.get('system.net.listen_overflows', [None, None])
if prev_stamp:
delta_value = new_value - prev_value
self.object.statsd.incr('system.net.listen_overflows', delta_value)
self.previous_values['system.net.listen_overflows'] = [new_stamp, new_value]
def block_devices():
"""
Returns a list of all non-virtual block devices for a host
:return: [] of str
"""
result = []
# using freebsd
if os_name() == 'freebsd':
geom_out, _ = subp.call(
"geom disk list | grep 'Geom name:' | awk '{print $3}'",
check=False)
result = [device for device in geom_out if device]
# using linux
elif os.path.exists('/sys/block/'):
devices = os.listdir('/sys/block/')
result = [
device for device in devices
if '/virtual/' not in os.readlink('/sys/block/%s' % device)
]
return result
def find_packages(self, meta):
"""
Find a package with running binary
"""
package, version = None, None
rpm_qf_out, rpm_qf_err = subp.call(
'rpm -qf %s ' % self.object.bin_path +
'--queryformat="%{NAME} %{VERSION}-%{RELEASE}.%{ARCH}' + '\\n"',
check=False)
if rpm_qf_out and rpm_qf_out[0]:
package, version = rpm_qf_out[0].split(' ')
if rpm_qf_err:
if 'is not owned by' in rpm_qf_err[0]:
meta['warnings'].append(
'self-made binary, is not from any nginx package')
if not package:
return
meta['packages'] = {package: version}
def etc_release():
""" /etc/*-release """
result = {'codename': None, 'id': None, 'name': None, 'version_id': None, 'version': None}
mapper = {
'codename': ('VERSION_CODENAME', 'DISTRIB_CODENAME', 'UBUNTU_CODENAME'),
'id': 'ID',
'name': ('NAME', 'DISTRIB_ID'),
'version_id': ('VERSION_ID', 'DISTRIB_RELEASE'),
'version': ('VERSION', 'DISTRIB_DESCRIPTION')
}
for release_file in glob.glob("/etc/*-release"):
etc_release_out, _ = subp.call('cat %s' % release_file)
for line in etc_release_out:
kv = re.match('(\w+)=(.+)', line)
if kv:
key, value = kv.group(1), kv.group(2)
for var_name, release_vars in mapper.iteritems():
if key in release_vars:
if result[var_name] is None:
result[var_name] = value.replace('"', '')
if result['name'] is None:
result['name'] = 'unix'
return result
def _find_all():
"""
Tries to find all master processes
:return: list of dict: nginx object definitions
"""
# get ps info
ps_cmd = "ps xao pid,ppid,command | grep 'nginx[:]'"
try:
ps, _ = subp.call(ps_cmd)
context.log.debug('ps nginx output: %s' % ps)
except:
context.log.debug('failed to find running nginx via %s' % ps_cmd)
context.log.debug('additional info:', exc_info=True)
if context.objects.root_object:
context.objects.root_object.eventd.event(
level=INFO,
message='no nginx found'
)
return []
# return an empty list if there are no master processes
if not any('nginx: master process' in line for line in ps):
context.log.debug('nginx masters amount is zero')
return []
# collect all info about processes
masters = {}
try:
for line in ps:
# parse ps response line:
# 21355 1 nginx: master process /usr/sbin/nginx
gwe = re.match(r'\s*(?P<pid>\d+)\s+(?P<ppid>\d+)\s+(?P<cmd>.+)\s*', line)
# if not parsed - go to the next line
if not gwe:
continue
pid, ppid, cmd = int(gwe.group('pid')), int(gwe.group('ppid')), gwe.group('cmd').rstrip()
# match nginx master process
if 'nginx: master process' in cmd:
if not launch_method_supported("nginx", ppid):
continue
# get path to binary, prefix and conf_path
try:
bin_path, prefix, conf_path, version = get_prefix_and_conf_path(cmd)
except:
context.log.debug('failed to find bin_path, prefix and conf_path for %s' % cmd)
context.log.debug('', exc_info=True)
else:
# calculate local id
local_id = hashlib.sha256('%s_%s_%s' % (bin_path, conf_path, prefix)).hexdigest()
if pid not in masters:
masters[pid] = {'workers': []}
masters[pid].update({
'version': version,
'bin_path': bin_path,
'conf_path': conf_path,
'prefix': prefix,
'pid': pid,
'local_id': local_id
})
# match worker process
elif 'nginx: worker process' in cmd:
if ppid in masters:
masters[ppid]['workers'].append(pid)
else:
masters[ppid] = dict(workers=[pid])
except Exception as e:
exception_name = e.__class__.__name__
context.log.error('failed to parse ps results due to %s' % exception_name)
context.log.debug('additional info:', exc_info=True)
# collect results
results = []
for pid, description in masters.iteritems():
if 'bin_path' in description: # filter workers with non-executable nginx -V (relative paths, etc)
definition = {
'local_id': description['local_id'],
'type': NginxManager.type,
'root_uuid': context.uuid
}
results.append((definition, description))
return results
def restart_nginx(self):
subp.call('service nginx restart')
def start_second_nginx(self, conf='nginx2.conf'):
subp.call('/usr/sbin/nginx2 -c /etc/nginx/%s' % conf)
self.second_started = True
def teardown_method(self, method):
if self.running:
subp.call('pgrep nginx |sudo xargs kill -SIGKILL')
self.running = False
super(RealNginxTestCase, self).teardown_method(method)
def nginx_installed():
try:
subp.call('/usr/sbin/nginx -V')
return True
except:
return False
def stop_first_nginx(self):
subp.call('supervisorctl -c /etc/supervisord.conf stop nginx')
time.sleep(0.5)
def teardown_class(cls):
subp.call('supervisorctl -c /etc/supervisord.conf shutdown')
def restart_nginx(self):
subp.call('service nginx restart', check=False)
time.sleep(0.5)
def _find_all():
"""
Tries to find all master processes
:return: list of dict: nginx object definitions
"""
# get ps info
ps_cmd = "ps xao pid,ppid,command | grep 'nginx[:]'"
try:
ps, _ = subp.call(ps_cmd)
context.log.debug('ps nginx output: %s' % ps)
except:
context.log.error('failed to find running nginx via %s' % ps_cmd)
context.log.debug('additional info:', exc_info=True)
return []
# calculate total amount of nginx master processes
# if no masters - return
masters_amount = len(filter(lambda x: 'nginx: master process' in x, ps))
if masters_amount == 0:
context.log.debug('nginx masters amount is zero')
return []
# collect all info about processes
masters = {}
try:
for line in ps:
# parse ps response line:
# 21355 1 nginx: master process /usr/sbin/nginx
gwe = re.match(r'\s*(?P<pid>\d+)\s+(?P<ppid>\d+)\s+(?P<cmd>.+)\s*', line)
# if not parsed - go to the next line
if not gwe:
continue
pid, ppid, cmd = int(gwe.group('pid')), int(gwe.group('ppid')), gwe.group('cmd')
# match daemonized master and skip the other stuff
if 'nginx: master process' in cmd and ppid == 1:
# get path to binary, prefix and conf_path
try:
bin_path, prefix, conf_path, version = get_prefix_and_conf_path(cmd)
except:
context.log.error('failed to find bin_path, prefix and conf_path for %s' % cmd)
context.log.debug('', exc_info=True)
else:
# calculate local id
local_id = hashlib.sha256('%s_%s_%s' % (bin_path, conf_path, prefix)).hexdigest()
if pid in masters:
masters[pid].update(
dict(
version=version,
bin_path=bin_path,
conf_path=conf_path,
prefix=prefix,
pid=pid,
local_id=local_id
)
)
else:
masters[pid] = dict(
version=version,
bin_path=bin_path,
conf_path=conf_path,
prefix=prefix,
pid=pid,
local_id=local_id,
workers=[]
)
# match worker
elif 'nginx: worker process' or 'nginx: cache manager process' in cmd:
if ppid in masters:
masters[ppid]['workers'].append(pid)
else:
masters[ppid] = dict(workers=[pid])
except Exception as e:
exception_name = e.__class__.__name__
context.log.error('failed to parse ps results due to %s' % exception_name)
context.log.debug('additional info:', exc_info=True)
# collect results
results = []
for pid, description in masters.iteritems():
if 'bin_path' in description: # filter workers with non-executable nginx -V (relative paths, etc)
definition = {
'local_id': description['local_id'],
'type': NginxManager.type,
'root_uuid': context.objects.root_object.uuid if context.objects.root_object else None
}
results.append((definition, description))
return results
def is_amazon():
os_release, _ = subp.call('cat /etc/os-release', check=False)
for line in os_release:
if 'amazon linux ami' in line.lower():
return True
return False
def _find_local(ps=None):
"""
Tries to find all mysqld processes
:param ps: [] of str, used for debugging our parsing logic - should be None most of the time
:return: [] of {} MySQL object definitions
"""
# get ps info
try:
# set ps output to passed param or call subp
ps, _ = (ps, None) if ps is not None else subp.call(PS_CMD)
context.log.debug('ps mysqld output: %s' % ps)
except Exception as e:
# log error
exception_name = e.__class__.__name__
context.log.debug(
'failed to find running mysqld via "%s" due to %s' % (
PS_CMD, exception_name
)
)
context.log.debug('additional info:', exc_info=True)
# If there is a root_object defined, log an event to send to the
# cloud.
if context.objects.root_object:
context.objects.root_object.eventd.event(
level=INFO,
message='no mysqld processes found'
)
# break processing returning a fault-tolerant empty list
return []
if not any('mysqld' in line for line in ps):
context.log.info('no mysqld processes found')
# break processing returning a fault-tolerant empty list
return []
# collect all info about processes
masters = {}
try:
for line in ps:
parsed = ps_parser(line)
# if not parsed - go to the next line
if parsed is None:
continue
pid, ppid, cmd = parsed # unpack values
# match master process
if cmd.split(' ', 1)[0].endswith('mysqld'):
if not launch_method_supported("mysql", ppid):
continue
try:
conf_path = master_parser(cmd)
except Exception as e:
context.log.error('failed to find conf_path for %s' % cmd)
context.log.debug('additional info:', exc_info=True)
else:
# calculate local_id
local_id = hashlib.sha256('%s_%s' % (cmd, conf_path)).hexdigest()
if pid not in masters:
masters[pid] = {}
masters[pid].update({
'cmd': cmd.strip(),
'conf_path': conf_path,
'pid': pid,
'local_id': local_id
})
except Exception as e:
# log error
exception_name = e.__class__.__name__
context.log.error('failed to parse ps results due to %s' % exception_name)
context.log.debug('additional info:', exc_info=True)
# format results
results = []
for payload in masters.itervalues():
# only add payloads that have all the keys
if 'cmd' in payload and 'conf_path' in payload and 'pid' in payload and 'local_id' in payload:
results.append(payload)
else:
context.log.debug('MySQL "_find_all()" found an incomplete entity %s' % payload)
return results
def setup_class(cls):
subp.call('supervisorctl -c /etc/supervisord.conf shutdown', check=False)
subp.call('supervisord -c /etc/supervisord.conf')
def start_fpm(self):
if not self.running:
subp.call('service php5-fpm start')
self.running = True
def reload_nginx(self):
subp.call('supervisorctl -c /etc/supervisord.conf signal HUP nginx')
time.sleep(0.5)
def stop_fpm(self):
if self.running:
subp.call('service php5-fpm stop')
self.running = False
def restart_nginx(self):
subp.call('supervisorctl -c /etc/supervisord.conf restart nginx')
time.sleep(0.5)
def restart_fpm(self):
if self.running:
subp.call('service php5-fpm restart')
def setup_method(self, method):
super(RealNginxTestCase, self).setup_method(method)
self.second_started = False
subp.call('service nginx start')
self.running = True
def nginx_v(bin_path):
"""
call -V and parse results
:param bin_path str - path to binary
:return {} - see result
"""
result = {
'version': None,
'plus': {
'enabled': False,
'release': None
},
'ssl': {
'built': None,
'run': None
},
'configure': {}
}
_, nginx_v_err = subp.call("%s -V" % bin_path)
for line in nginx_v_err:
# SSL stuff
try:
if line.lower().startswith('built with') and 'ssl' in line.lower():
match = BUILT_WITH_RE.search(line)
result['ssl']['built'] = list(match.groups())
# example: "built with OpenSSL 1.0.2g-fips 1 Mar 2016 (running with OpenSSL 1.0.2g 1 Mar 2016)"
match = RUNNING_WITH_RE.search(line) or match
result['ssl']['run'] = list(match.groups())
elif line.lower().startswith('run with') and 'ssl' in line.lower():
match = RUN_WITH_RE.search(line)
result['ssl']['run'] = list(match.groups())
except:
context.log.error('Failed to determine ssl library from "%s"' %
line,
exc_info=True)
parts = line.split(':', 1)
if len(parts) < 2:
continue
# parse version
key, value = parts
if key == 'nginx version':
# parse major version
major_parsed = re.match('.*/([\d\w\.]+)', value)
result['version'] = major_parsed.group(
1) if major_parsed else value.lstrip()
# parse plus version
if 'plus' in value:
plus_parsed = re.match('.*\(([\w\-]+)\).*', value)
if plus_parsed:
result['plus']['enabled'] = True
result['plus']['release'] = plus_parsed.group(1)
# parse configure
elif key == 'configure arguments':
arguments = _parse_arguments(value)
result['configure'] = arguments
return result
def reload_nginx(self):
subp.call('service nginx reload')
def teardown_method(self, method):
subp.call('pgrep nginx |sudo xargs kill -SIGKILL')
super(RealNginxTestCase, self).teardown_method(method)
def stop_first_nginx(self):
subp.call('service nginx stop')
def reload_nginx(self):
subp.call('service nginx reload', check=False)
time.sleep(0.5)
def nginx_plus_installed():
out, err = subp.call('/usr/sbin/nginx -V')
first_line = err[0]
return True if 'nginx-plus' in first_line else False
def start_second_nginx(self, conf='nginx2.conf'):
subp.call('/usr/sbin/nginx2 -c /etc/nginx/%s' % conf, check=False)
self.second_started = True
time.sleep(0.5)
def uname(self):
""" Collects the full uname for the OS """
uname_cmd = 'uname -a' if not self.in_container else 'uname -s -r -v -m -p'
uname_out, _ = subp.call(uname_cmd)
self.meta['uname'] = uname_out.pop(0)
def stop_first_nginx(self):
subp.call('service nginx stop', check=False)
time.sleep(0.5)
