def start(self, name, program, *args, **kargs):
tracedir = kargs.get("trace_dir")
appdir = kargs.get("app_dir")
pidfile = joinpths(tracedir, name + ".pid")
stderr = joinpths(tracedir, name + ".stderr")
stdout = joinpths(tracedir, name + ".stdout")
tracefn = Trace.trace_fn(tracedir, name)
tracefn = Trace.touch_trace(tracedir, name)
runtrace = Trace.Trace(tracefn)
runtrace.trace(RUN, RUN_TYPE)
runtrace.trace(PID_FN, pidfile)
runtrace.trace(STDERR_FN, stderr)
runtrace.trace(STDOUT_FN, stdout)
#fork to get daemon out
pid = os.fork()
if(pid == 0):
os.setsid()
pid = os.fork()
#fork to get daemon out - this time under init control
#and now fully detached (no shell possible)
if(pid == 0):
#move to where application should be
os.chdir(appdir)
#close other fds
limits = resource.getrlimit(resource.RLIMIT_NOFILE)
mkfd = limits[1]
if(mkfd == resource.RLIM_INFINITY):
mkfd = MAXFD
for fd in range(0, mkfd):
try:
os.close(fd)
except OSError:
#not open, thats ok
pass
#now adjust stderr and stdout
stdoh = open(stdout, "w")
stdeh = open(stderr, "w")
os.dup2(stdoh.fileno(), sys.stdout.fileno())
os.dup2(stdeh.fileno(), sys.stderr.fileno())
#now exec...
#the arguments to the child process should
#start with the name of the command being run
actualargs = [program] + list(args)
os.execlp(program, *actualargs)
else:
#write out the child pid
contents = str(pid) + "\n"
write_file(pidfile, contents)
#not exit or sys.exit, this is recommended
#since it will do the right cleanups that we want
#not calling any atexit functions, which would
#be bad right now
os._exit(0)
else:
return tracefn
def component_pths(root, compnent_type):
component_root = joinpths(root, compnent_type)
tracedir = joinpths(component_root, TRACE_DIR)
appdir = joinpths(component_root, APP_DIR)
cfgdir = joinpths(component_root, CONFIG_DIR)
out = dict()
out['root_dir'] = component_root
out['trace_dir'] = tracedir
out['app_dir'] = appdir
out['config_dir'] = cfgdir
return out
def component_pths(root, compnent_type):
component_root = joinpths(root, compnent_type)
tracedir = joinpths(component_root, TRACE_DIR)
appdir = joinpths(component_root, APP_DIR)
cfgdir = joinpths(component_root, CONFIG_DIR)
out = dict()
out['root_dir'] = component_root
out['trace_dir'] = tracedir
out['app_dir'] = appdir
out['config_dir'] = cfgdir
return out
def configure(self):
dirsmade = mkdirslist(self.cfgdir)
self.tracewriter.dir_made(*dirsmade)
configs = self._get_config_files()
if(configs and len(configs)):
for fn in configs:
parameters = self._get_param_map(fn)
sourcefn = joinpths(STACK_CONFIG_DIR, self.component_name, fn)
tgtfn = joinpths(self.cfgdir, fn)
LOG.info("Configuring template file %s" % (sourcefn))
contents = load_file(sourcefn)
LOG.info("Replacing parameters in file %s" % (sourcefn))
LOG.debug("Replacements = %s" % (parameters))
contents = param_replace(contents, parameters)
LOG.debug("Applying side-effects of param replacement for template %s" % (sourcefn))
contents = self._config_adjust(contents, fn)
LOG.info("Writing configuration file %s" % (tgtfn))
write_file(tgtfn, contents)
#this trace is used to remove the files configured
self.tracewriter.cfg_write(tgtfn)
return self.tracedir
def _get_param_map(self, fn=None):
#these be used to fill in the configuration/cmds +
#params with actual values
mp = dict()
mp['DEST'] = self.appdir
mp['SQL_CONN'] = self.cfg.get_dbdsn(DB_NAME)
mp['ADMIN_PASSWORD'] = self.cfg.getpw('passwords', 'horizon_keystone_admin')
mp['HOST_IP'] = get_host_ip(self.cfg)
mp['SERVICE_TOKEN'] = self.cfg.getpw("passwords", "service_token")
mp['BIN_DIR'] = self.bindir
mp['CONFIG_FILE'] = joinpths(self.cfgdir, ROOT_CONF)
return mp
def _get_param_map(self, fn=None):
#these be used to fill in the configuration/cmds +
#params with actual values
mp = dict()
mp['DEST'] = self.appdir
mp['SQL_CONN'] = self.cfg.get_dbdsn(DB_NAME)
mp['ADMIN_PASSWORD'] = self.cfg.getpw('passwords',
'horizon_keystone_admin')
mp['HOST_IP'] = get_host_ip(self.cfg)
mp['SERVICE_TOKEN'] = self.cfg.getpw("passwords", "service_token")
mp['BIN_DIR'] = self.bindir
mp['CONFIG_FILE'] = joinpths(self.cfgdir, ROOT_CONF)
return mp
def configure(self):
dirsmade = mkdirslist(self.cfgdir)
self.tracewriter.dir_made(*dirsmade)
configs = self._get_config_files()
if (configs and len(configs)):
for fn in configs:
parameters = self._get_param_map(fn)
sourcefn = joinpths(STACK_CONFIG_DIR, self.component_name, fn)
tgtfn = joinpths(self.cfgdir, fn)
LOG.info("Configuring template file %s" % (sourcefn))
contents = load_file(sourcefn)
LOG.info("Replacing parameters in file %s" % (sourcefn))
LOG.debug("Replacements = %s" % (parameters))
contents = param_replace(contents, parameters)
LOG.debug(
"Applying side-effects of param replacement for template %s"
% (sourcefn))
contents = self._config_adjust(contents, fn)
LOG.info("Writing configuration file %s" % (tgtfn))
write_file(tgtfn, contents)
#this trace is used to remove the files configured
self.tracewriter.cfg_write(tgtfn)
return self.tracedir
def stop(self, name, *args, **kargs):
rootdir = kargs.get("trace_dir")
pidfile = joinpths(rootdir, name + ".pid")
stderr = joinpths(rootdir, name + ".stderr")
stdout = joinpths(rootdir, name + ".stdout")
tfname = Trace.trace_fn(rootdir, name)
if(isfile(pidfile) and isfile(tfname)):
pid = int(load_file(pidfile).strip())
killed = False
lastmsg = ""
attempts = 1
for attempt in range(0, MAX_KILL_TRY):
try:
os.kill(pid, signal.SIGKILL)
attempts += 1
except OSError as (ec, msg):
if(ec == errno.ESRCH):
killed = True
break
else:
lastmsg = msg
time.sleep(SLEEP_TIME)
#trash the files
if(killed):
LOG.info("Killed pid %s in %s attempts" % (str(pid), str(attempts)))
LOG.info("Removing pid file %s" % (pidfile))
unlink(pidfile)
LOG.info("Removing stderr file %s" % (stderr))
unlink(stderr)
LOG.info("Removing stdout file %s" % (stdout))
unlink(stdout)
LOG.info("Removing %s trace file %s" % (name, tfname))
unlink(tfname)
else:
msg = "Could not stop program named %s after %s attempts - [%s]" % (name, MAX_KILL_TRY, lastmsg)
raise StopException(msg)
PythonRuntime)
from Shell import (mkdirslist, unlink, touch_file, joinpths)
LOG = Logger.getLogger("install.keystone")
TYPE = KEYSTONE
ROOT_CONF = "keystone.conf"
CONFIGS = [ROOT_CONF]
BIN_DIR = "bin"
DB_NAME = "keystone"
#what to start
APP_OPTIONS = {
'keystone':
['--config-file',
joinpths('%ROOT%', "config", ROOT_CONF), "--verbose"],
}
class KeystoneUninstaller(PythonUninstallComponent):
def __init__(self, *args, **kargs):
PythonUninstallComponent.__init__(self, TYPE, *args, **kargs)
self.cfgdir = joinpths(self.appdir, CONFIG_DIR)
self.bindir = joinpths(self.appdir, BIN_DIR)
class KeystoneInstaller(PythonInstallComponent):
def __init__(self, *args, **kargs):
PythonInstallComponent.__init__(self, TYPE, *args, **kargs)
self.gitloc = self.cfg.get("git", "keystone_repo")
self.brch = self.cfg.get("git", "keystone_branch")
def __init__(self, *args, **kargs):
PythonInstallComponent.__init__(self, TYPE, *args, **kargs)
self.gitloc = self.cfg.get("git", "keystone_repo")
self.brch = self.cfg.get("git", "keystone_branch")
self.cfgdir = joinpths(self.appdir, CONFIG_DIR)
self.bindir = joinpths(self.appdir, BIN_DIR)
def __init__(self, *args, **kargs):
PythonUninstallComponent.__init__(self, TYPE, *args, **kargs)
self.cfgdir = joinpths(self.appdir, CONFIG_DIR)
self.bindir = joinpths(self.appdir, BIN_DIR)
def __init__(self, *args, **kargs):
PythonRuntime.__init__(self, TYPE, *args, **kargs)
self.cfgdir = joinpths(self.appdir, CONFIG_DIR)
self.bindir = joinpths(self.appdir, BIN_DIR)
import Logger
import Db
from Component import (PythonUninstallComponent,
PythonInstallComponent, PythonRuntime)
from Shell import (mkdirslist, unlink, touch_file, joinpths)
LOG = Logger.getLogger("install.keystone")
TYPE = KEYSTONE
ROOT_CONF = "keystone.conf"
CONFIGS = [ROOT_CONF]
BIN_DIR = "bin"
DB_NAME = "keystone"
#what to start
APP_OPTIONS = {
'keystone': ['--config-file', joinpths('%ROOT%', "config", ROOT_CONF), "--verbose"],
}
class KeystoneUninstaller(PythonUninstallComponent):
def __init__(self, *args, **kargs):
PythonUninstallComponent.__init__(self, TYPE, *args, **kargs)
self.cfgdir = joinpths(self.appdir, CONFIG_DIR)
self.bindir = joinpths(self.appdir, BIN_DIR)
class KeystoneInstaller(PythonInstallComponent):
def __init__(self, *args, **kargs):
PythonInstallComponent.__init__(self, TYPE, *args, **kargs)
self.gitloc = self.cfg.get("git", "keystone_repo")
self.brch = self.cfg.get("git", "keystone_branch")
def __init__(self, *args, **kargs):
PythonUninstallComponent.__init__(self, TYPE, *args, **kargs)
self.cfgdir = joinpths(self.appdir, CONFIG_DIR)
self.bindir = joinpths(self.appdir, BIN_DIR)
START = "start"
STOP = "stop"
ACTIONS = [INSTALL, UNINSTALL, START, STOP]
#this is used to map an action to a useful string for
#the welcome display...
WELCOME_MAP = {
INSTALL: "Installer",
UNINSTALL: "Uninstaller",
START: "Runner",
STOP: "Stopper",
}
#where we should get the config file...
STACK_CONFIG_DIR = "conf"
STACK_CFG_LOC = joinpths(STACK_CONFIG_DIR, "stack.ini")
#this regex is how we match python platform output to
#a known constant
KNOWN_OS = {
UBUNTU11: '/Ubuntu(.*)oneiric/i',
RHEL6: '/redhat-6\.(\d+)/i',
}
#the pip files that each component
#needs
PIP_MAP = {
NOVA:
[],
GLANCE:
[],
from Component import PythonUninstallComponent, PythonInstallComponent, PythonRuntime
from Util import GLANCE, get_host_ip, param_replace
from Shell import deldir, mkdirslist, unlink, joinpths, touch_file
LOG = Logger.getLogger("install.glance")
# naming + config files
TYPE = GLANCE
API_CONF = "glance-api.conf"
REG_CONF = "glance-registry.conf"
CONFIGS = [API_CONF, REG_CONF]
DB_NAME = "glance"
# what to start
APP_OPTIONS = {
"glance-api": ["--config-file", joinpths("%ROOT%", "etc", API_CONF)],
"glance-registry": ["--config-file", joinpths("%ROOT%", "etc", REG_CONF)],
}
CONFIG_ACTUAL_DIR = "etc"
class GlanceUninstaller(PythonUninstallComponent):
def __init__(self, *args, **kargs):
PythonUninstallComponent.__init__(self, TYPE, *args, **kargs)
self.cfgdir = joinpths(self.appdir, CONFIG_ACTUAL_DIR)
class GlanceRuntime(PythonRuntime):
def __init__(self, *args, **kargs):
PythonRuntime.__init__(self, TYPE, *args, **kargs)
self.cfgdir = joinpths(self.appdir, CONFIG_ACTUAL_DIR)
START = "start"
STOP = "stop"
ACTIONS = [INSTALL, UNINSTALL, START, STOP]
#this is used to map an action to a useful string for
#the welcome display...
WELCOME_MAP = {
INSTALL: "Installer",
UNINSTALL: "Uninstaller",
START: "Runner",
STOP: "Stopper",
}
#where we should get the config file...
STACK_CONFIG_DIR = "conf"
STACK_CFG_LOC = joinpths(STACK_CONFIG_DIR, "stack.ini")
#this regex is how we match python platform output to
#a known constant
KNOWN_OS = {
UBUNTU11: '/Ubuntu(.*)oneiric/i',
RHEL6: '/redhat-6\.(\d+)/i',
}
#the pip files that each component
#needs
PIP_MAP = {
NOVA: [],
GLANCE: [],
KEYSTONE: [
joinpths(STACK_CONFIG_DIR, "pips", 'keystone.json'),
def __init__(self, *args, **kargs):
PythonRuntime.__init__(self, TYPE, *args, **kargs)
self.cfgdir = joinpths(self.appdir, CONFIG_DIR)
self.bindir = joinpths(self.appdir, BIN_DIR)
from Util import (GLANCE, get_host_ip, param_replace)
from Shell import (deldir, mkdirslist, unlink, joinpths, touch_file)
LOG = Logger.getLogger("install.glance")
#naming + config files
TYPE = GLANCE
API_CONF = "glance-api.conf"
REG_CONF = "glance-registry.conf"
CONFIGS = [API_CONF, REG_CONF]
DB_NAME = "glance"
#what to start
APP_OPTIONS = {
'glance-api': ['--config-file',
joinpths('%ROOT%', "etc", API_CONF)],
'glance-registry': ['--config-file',
joinpths('%ROOT%', "etc", REG_CONF)]
}
CONFIG_ACTUAL_DIR = 'etc'
class GlanceUninstaller(PythonUninstallComponent):
def __init__(self, *args, **kargs):
PythonUninstallComponent.__init__(self, TYPE, *args, **kargs)
self.cfgdir = joinpths(self.appdir, CONFIG_ACTUAL_DIR)
class GlanceRuntime(PythonRuntime):
def __init__(self, *args, **kargs):
PythonRuntime.__init__(self, TYPE, *args, **kargs)
def __init__(self, *args, **kargs):
PythonInstallComponent.__init__(self, TYPE, *args, **kargs)
self.gitloc = self.cfg.get("git", "keystone_repo")
self.brch = self.cfg.get("git", "keystone_branch")
self.cfgdir = joinpths(self.appdir, CONFIG_DIR)
self.bindir = joinpths(self.appdir, BIN_DIR)
def trace_fn(rootdir, name):
fullname = name + TRACE_EXT
return joinpths(rootdir, fullname)
