def main():
util.close_stdin()
cmds = ("start", "start-local")
deps = {
"start": (ds.DEP_FILESYSTEM, ds.DEP_NETWORK),
"start-local": (ds.DEP_FILESYSTEM, )
}
cmd = ""
if len(sys.argv) > 1:
cmd = sys.argv[1]
cfg_path = None
if len(sys.argv) > 2:
# this is really for debugging only
# but you can invoke on development system with ./config/cloud.cfg
cfg_path = sys.argv[2]
if not cmd in cmds:
sys.stderr.write("bad command %s. use one of %s\n" % (cmd, cmds))
sys.exit(1)
now = time.strftime("%a, %d %b %Y %H:%M:%S %z", time.gmtime())
try:
uptimef = open("/proc/uptime")
uptime = uptimef.read().split(" ")[0]
uptimef.close()
except IOError as e:
warn("unable to open /proc/uptime\n")
uptime = "na"
cmdline_msg = None
cmdline_exc = None
if cmd == "start":
target = "%s.d/%s" % (cloudinit.system_config,
"91_kernel_cmdline_url.cfg")
if os.path.exists(target):
cmdline_msg = "cmdline: %s existed" % target
else:
cmdline = util.get_cmdline()
try:
(key, url,
content) = cloudinit.get_cmdline_url(cmdline=cmdline)
if key and content:
util.write_file(target, content, mode=0600)
cmdline_msg = ("cmdline: wrote %s from %s, %s" %
(target, key, url))
elif key:
cmdline_msg = ("cmdline: %s, %s had no cloud-config" %
(key, url))
except Exception:
cmdline_exc = ("cmdline: '%s' raised exception\n%s" %
(cmdline, traceback.format_exc()))
warn(cmdline_exc)
try:
cfg = cloudinit.get_base_cfg(cfg_path)
except Exception as e:
warn("Failed to get base config. falling back to builtin: %s\n" % e)
try:
cfg = cloudinit.get_builtin_cfg()
except Exception as e:
warn("Unable to load builtin config\n")
raise
try:
(outfmt, errfmt) = CC.get_output_cfg(cfg, "init")
CC.redirect_output(outfmt, errfmt)
except Exception as e:
warn("Failed to get and set output config: %s\n" % e)
cloudinit.logging_set_from_cfg(cfg)
log = logging.getLogger()
if cmdline_exc:
log.debug(cmdline_exc)
elif cmdline_msg:
log.debug(cmdline_msg)
try:
cloudinit.initfs()
except Exception as e:
warn("failed to initfs, likely bad things to come: %s\n" % str(e))
nonet_path = "%s/%s" % (cloudinit.get_cpath("data"), "no-net")
if cmd == "start":
print netinfo.debug_info()
stop_files = (cloudinit.get_ipath_cur("obj_pkl"), nonet_path)
# if starting as the network start, there are cases
# where everything is already done for us, and it makes
# most sense to exit early and silently
for f in stop_files:
try:
fp = open(f, "r")
fp.close()
except:
continue
log.debug("no need for cloud-init start to run (%s)\n", f)
sys.exit(0)
elif cmd == "start-local":
# cache is not instance specific, so it has to be purged
# but we want 'start' to benefit from a cache if
# a previous start-local populated one
manclean = util.get_cfg_option_bool(cfg, 'manual_cache_clean', False)
if manclean:
log.debug("not purging cache, manual_cache_clean = True")
cloudinit.purge_cache(not manclean)
try:
os.unlink(nonet_path)
except OSError as e:
if e.errno != errno.ENOENT:
raise
msg = "cloud-init %s running: %s. up %s seconds" % (cmd, now, uptime)
sys.stderr.write(msg + "\n")
sys.stderr.flush()
log.info(msg)
cloud = cloudinit.CloudInit(ds_deps=deps[cmd])
try:
cloud.get_data_source()
except cloudinit.DataSourceNotFoundException as e:
sys.stderr.write("no instance data found in %s\n" % cmd)
sys.exit(0)
# set this as the current instance
cloud.set_cur_instance()
# store the metadata
cloud.update_cache()
msg = "found data source: %s" % cloud.datasource
sys.stderr.write(msg + "\n")
log.debug(msg)
# parse the user data (ec2-run-userdata.py)
try:
ran = cloud.sem_and_run("consume_userdata", cloudinit.per_instance,
cloud.consume_userdata,
[cloudinit.per_instance], False)
if not ran:
cloud.consume_userdata(cloudinit.per_always)
except:
warn("consuming user data failed!\n")
raise
cfg_path = cloudinit.get_ipath_cur("cloud_config")
cc = CC.CloudConfig(cfg_path, cloud)
# if the output config changed, update output and err
try:
outfmt_orig = outfmt
errfmt_orig = errfmt
(outfmt, errfmt) = CC.get_output_cfg(cc.cfg, "init")
if outfmt_orig != outfmt or errfmt_orig != errfmt:
warn("stdout, stderr changing to (%s,%s)" % (outfmt, errfmt))
CC.redirect_output(outfmt, errfmt)
except Exception as e:
warn("Failed to get and set output config: %s\n" % e)
# send the cloud-config ready event
cc_path = cloudinit.get_ipath_cur('cloud_config')
cc_ready = cc.cfg.get("cc_ready_cmd", [
'initctl', 'emit', 'cloud-config',
'%s=%s' % (cloudinit.cfg_env_name, cc_path)
])
if cc_ready:
if isinstance(cc_ready, str):
cc_ready = ['sh', '-c', cc_ready]
subprocess.Popen(cc_ready).communicate()
module_list = CC.read_cc_modules(cc.cfg, "cloud_init_modules")
failures = []
if len(module_list):
failures = CC.run_cc_modules(cc, module_list, log)
else:
msg = "no cloud_init_modules to run"
sys.stderr.write(msg + "\n")
log.debug(msg)
sys.exit(0)
sys.exit(len(failures))
def main():
# expect to be called with
# name [ freq [ args ]
# run the cloud-config job 'name' at with given args
# or
# read cloud config jobs from config (builtin -> system)
# and run all in order
util.close_stdin()
modename = "config"
if len(sys.argv) < 2:
Usage(sys.stderr)
sys.exit(1)
if sys.argv[1] == "all":
name = "all"
if len(sys.argv) > 2:
modename = sys.argv[2]
else:
freq = None
run_args = []
name = sys.argv[1]
if len(sys.argv) > 2:
freq = sys.argv[2]
if freq == "None":
freq = None
if len(sys.argv) > 3:
run_args = sys.argv[3:]
cfg_path = cloudinit.get_ipath_cur("cloud_config")
cfg_env_name = cloudinit.cfg_env_name
if cfg_env_name in os.environ:
cfg_path = os.environ[cfg_env_name]
cloud = cloudinit.CloudInit(ds_deps=[]) # ds_deps=[], get only cached
try:
cloud.get_data_source()
except cloudinit.DataSourceNotFoundException as e:
# there was no datasource found, theres nothing to do
sys.exit(0)
cc = CC.CloudConfig(cfg_path, cloud)
try:
(outfmt, errfmt) = CC.get_output_cfg(cc.cfg, modename)
CC.redirect_output(outfmt, errfmt)
except Exception as e:
err("Failed to get and set output config: %s\n" % e)
cloudinit.logging_set_from_cfg(cc.cfg)
log = logging.getLogger()
log.info("cloud-init-cfg %s" % sys.argv[1:])
module_list = []
if name == "all":
modlist_cfg_name = "cloud_%s_modules" % modename
module_list = CC.read_cc_modules(cc.cfg, modlist_cfg_name)
if not len(module_list):
err("no modules to run in cloud_config [%s]" % modename, log)
sys.exit(0)
else:
module_list.append([name, freq] + run_args)
failures = CC.run_cc_modules(cc, module_list, log)
if len(failures):
err("errors running cloud_config [%s]: %s" % (modename, failures), log)
sys.exit(len(failures))
def main():
util.close_stdin()
cmds = ("start", "start-local")
deps = {"start": (ds.DEP_FILESYSTEM, ds.DEP_NETWORK),
"start-local": (ds.DEP_FILESYSTEM, )}
cmd = ""
if len(sys.argv) > 1:
cmd = sys.argv[1]
cfg_path = None
if len(sys.argv) > 2:
# this is really for debugging only
# but you can invoke on development system with ./config/cloud.cfg
cfg_path = sys.argv[2]
if not cmd in cmds:
sys.stderr.write("bad command %s. use one of %s\n" % (cmd, cmds))
sys.exit(1)
now = time.strftime("%a, %d %b %Y %H:%M:%S %z", time.gmtime())
try:
uptimef = open("/proc/uptime")
uptime = uptimef.read().split(" ")[0]
uptimef.close()
except IOError as e:
warn("unable to open /proc/uptime\n")
uptime = "na"
cmdline_msg = None
cmdline_exc = None
if cmd == "start":
target = "%s.d/%s" % (cloudinit.system_config,
"91_kernel_cmdline_url.cfg")
if os.path.exists(target):
cmdline_msg = "cmdline: %s existed" % target
else:
cmdline = util.get_cmdline()
try:
(key, url, content) = cloudinit.get_cmdline_url(
cmdline=cmdline)
if key and content:
util.write_file(target, content, mode=0600)
cmdline_msg = ("cmdline: wrote %s from %s, %s" %
(target, key, url))
elif key:
cmdline_msg = ("cmdline: %s, %s had no cloud-config" %
(key, url))
except Exception:
cmdline_exc = ("cmdline: '%s' raised exception\n%s" %
(cmdline, traceback.format_exc()))
warn(cmdline_exc)
try:
cfg = cloudinit.get_base_cfg(cfg_path)
except Exception as e:
warn("Failed to get base config. falling back to builtin: %s\n" % e)
try:
cfg = cloudinit.get_builtin_cfg()
except Exception as e:
warn("Unable to load builtin config\n")
raise
try:
(outfmt, errfmt) = CC.get_output_cfg(cfg, "init")
CC.redirect_output(outfmt, errfmt)
except Exception as e:
warn("Failed to get and set output config: %s\n" % e)
cloudinit.logging_set_from_cfg(cfg)
log = logging.getLogger()
if cmdline_exc:
log.debug(cmdline_exc)
elif cmdline_msg:
log.debug(cmdline_msg)
try:
cloudinit.initfs()
except Exception as e:
warn("failed to initfs, likely bad things to come: %s\n" % str(e))
nonet_path = "%s/%s" % (cloudinit.get_cpath("data"), "no-net")
if cmd == "start":
print netinfo.debug_info()
stop_files = (cloudinit.get_ipath_cur("obj_pkl"), nonet_path)
# if starting as the network start, there are cases
# where everything is already done for us, and it makes
# most sense to exit early and silently
for f in stop_files:
try:
fp = open(f, "r")
fp.close()
except:
continue
log.debug("no need for cloud-init start to run (%s)\n", f)
sys.exit(0)
elif cmd == "start-local":
# cache is not instance specific, so it has to be purged
# but we want 'start' to benefit from a cache if
# a previous start-local populated one
manclean = util.get_cfg_option_bool(cfg, 'manual_cache_clean', False)
if manclean:
log.debug("not purging cache, manual_cache_clean = True")
cloudinit.purge_cache(not manclean)
try:
os.unlink(nonet_path)
except OSError as e:
if e.errno != errno.ENOENT:
raise
msg = "cloud-init %s running: %s. up %s seconds" % (cmd, now, uptime)
sys.stderr.write(msg + "\n")
sys.stderr.flush()
log.info(msg)
cloud = cloudinit.CloudInit(ds_deps=deps[cmd])
try:
cloud.get_data_source()
except cloudinit.DataSourceNotFoundException as e:
sys.stderr.write("no instance data found in %s\n" % cmd)
sys.exit(0)
# set this as the current instance
cloud.set_cur_instance()
# store the metadata
cloud.update_cache()
msg = "found data source: %s" % cloud.datasource
sys.stderr.write(msg + "\n")
log.debug(msg)
# parse the user data (ec2-run-userdata.py)
try:
ran = cloud.sem_and_run("consume_userdata", cloudinit.per_instance,
cloud.consume_userdata, [cloudinit.per_instance], False)
if not ran:
cloud.consume_userdata(cloudinit.per_always)
except:
warn("consuming user data failed!\n")
raise
cfg_path = cloudinit.get_ipath_cur("cloud_config")
cc = CC.CloudConfig(cfg_path, cloud)
# if the output config changed, update output and err
try:
outfmt_orig = outfmt
errfmt_orig = errfmt
(outfmt, errfmt) = CC.get_output_cfg(cc.cfg, "init")
if outfmt_orig != outfmt or errfmt_orig != errfmt:
warn("stdout, stderr changing to (%s,%s)" % (outfmt, errfmt))
CC.redirect_output(outfmt, errfmt)
except Exception as e:
warn("Failed to get and set output config: %s\n" % e)
# send the cloud-config ready event
cc_path = cloudinit.get_ipath_cur('cloud_config')
cc_ready = cc.cfg.get("cc_ready_cmd",
['initctl', 'emit', 'cloud-config',
'%s=%s' % (cloudinit.cfg_env_name, cc_path)])
if cc_ready:
if isinstance(cc_ready, str):
cc_ready = ['sh', '-c', cc_ready]
subprocess.Popen(cc_ready).communicate()
module_list = CC.read_cc_modules(cc.cfg, "cloud_init_modules")
failures = []
if len(module_list):
failures = CC.run_cc_modules(cc, module_list, log)
else:
msg = "no cloud_init_modules to run"
sys.stderr.write(msg + "\n")
log.debug(msg)
sys.exit(0)
sys.exit(len(failures))
