andrewschleifer/cdist
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Merge remote-tracking branch 'telmich/master'

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This commit is contained in:
Steven Armstrong 2011-10-07 13:53:08 +02:00
commit aafdd62698
6 changed files with 70 additions and 80 deletions
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3
bin/cdist
View file

@ -112,12 +112,9 @@ if __name__ == "__main__":
import cdist.emulator
cdist.emulator.run(sys.argv)
else:
import cdist
import cdist.banner
import cdist.config
import cdist.exec
import cdist.install
import cdist.path
commandline()

2
doc/dev/todo/niconext
View file

@ -8,6 +8,8 @@
- Create GlobalExplorer
- base_dir passing in config/config_install superseeded by __cdist_base_dir?
--------------------------------------------------------------------------------
- insert prefix into logger to distinguish between modules

2
lib/cdist/config.py
View file

@ -42,7 +42,7 @@ def config(args):
os.environ['__remote_copy'] = "scp -o User=root -q"
for host in args.host:
c = Config(host, initial_manifest=args.manifest, home=args.cdist_home, debug=args.debug)
c = Config(host, initial_manifest=args.manifest, base_dir=args.cdist_home, debug=args.debug)
if args.parallel:
log.debug("Creating child process for %s", host)
process[host] = multiprocessing.Process(target=c.deploy_and_cleanup)

131
lib/cdist/config_install.py
View file

@ -25,10 +25,9 @@ import os
import stat
import sys
import cdist.emulator
import cdist.path
import cdist.context
import cdist.core
import cdist.emulator
log = logging.getLogger(__name__)
@ -38,8 +37,9 @@ class ConfigInstall:
"""Cdist main class to hold arbitrary data"""
def __init__(self, target_host, initial_manifest=False,
exec_path=sys.argv[0],
debug=False):
base_dir=False,
exec_path=sys.argv[0],
debug=False):
self.target_host = target_host
os.environ['target_host'] = target_host
@ -48,7 +48,7 @@ class ConfigInstall:
self.exec_path = exec_path
self.context = cdist.context.Context(self.target_host,
initial_manifest=initial_manifest,
initial_manifest=initial_manifest, base_dir=base_dir,
debug=debug)
def cleanup(self):
@ -83,8 +83,7 @@ class ConfigInstall:
# Information required in every manifest
env['__target_host'] = self.target_host
# FIXME: __global == __cdist_out_dir
# FIXME: __global? shouldn't this be $global?
# FIXME: __global == __cdist_out_dir - duplication
env['__global'] = self.context.out_dir
# Submit debug flag to manifest, can be used by emulator and types
@ -95,7 +94,7 @@ class ConfigInstall:
env['__cdist_manifest'] = manifest
# Required to find types
env['__cdist_type_base_dir'] = self.path.type_base_dir
env['__cdist_type_base_dir'] = type.path
# Other environment stuff
if extra_env:
@ -103,17 +102,17 @@ class ConfigInstall:
cdist.exec.shell_run_or_debug_fail(manifest, [manifest], env=env)
################################################################################
def object_run(self, cdist_object, mode):
def object_run(self, cdist_object):
"""Run gencode or code for an object"""
log.debug("Running %s from %s", mode, cdist_object)
# FIXME: replace with new object interface
file=os.path.join(self.path.object_dir(cdist_object), "require")
requirements = cdist.path.file_to_list(file)
type = self.path.get_type_from_object(cdist_object)
# Catch requirements, which re-call us
if cdist_object.ran:
return
type = cdist_object.type
for requirement in requirements:
for requirement in cdist_object.requirements:
log.debug("Object %s requires %s", cdist_object, requirement)
self.object_run(requirement, mode=mode)
@ -122,60 +121,52 @@ class ConfigInstall:
#
env = os.environ.copy()
env['__target_host'] = self.target_host
env['__global'] = self.path.out_dir
env["__object"] = self.path.object_dir(cdist_object)
env["__object_id"] = self.path.get_object_id_from_object(cdist_object)
env["__object_fq"] = cdist_object
env["__type"] = self.path.type_dir(type)
env['__global'] = self.context.out_dir
env["__object"] = cdist_object.path
env["__object_id"] = cdist_object.object_id
env["__object_fq"] = cdist_object.name
env["__type"] = type.name
if mode == "gencode":
paths = [
self.path.type_dir(type, "gencode-local"),
self.path.type_dir(type, "gencode-remote")
]
for bin in paths:
if os.path.isfile(bin):
# omit "gen" from gencode and use it for output base
outfile=os.path.join(self.path.object_dir(cdist_object),
os.path.basename(bin)[3:])
# gencode
for cmd in ["local", "remote"]:
bin = getattr(type, "gencode_" + cmd)
outfile_fd = open(outfile, "w")
# Need to flush to ensure our write is done before stdout write
outfile_fd.write(CODE_HEADER)
outfile_fd.flush()
cdist.exec.shell_run_or_debug_fail(bin, [bin], env=env, stdout=outfile_fd)
outfile_fd.close()
status = os.stat(outfile)
# Remove output if empty, else make it executable
if status.st_size == len(CODE_HEADER):
os.unlink(outfile)
else:
# Add header and make executable - identically to 0o700
os.chmod(outfile, stat.S_IXUSR | stat.S_IRUSR | stat.S_IWUSR)
# Mark object as changed
open(os.path.join(self.path.object_dir(cdist_object), "changed"), "w").close()
if mode == "code":
local_dir = self.path.object_dir(cdist_object)
remote_dir = self.path.remote_object_dir(cdist_object)
bin = os.path.join(local_dir, "code-local")
if os.path.isfile(bin):
cdist.exec.run_or_fail([bin])
outfile = getattr(cdist_object, "code_" + cmd)
outfile_fd = open(outfile, "w")
# Need to flush to ensure our write is done before stdout write
outfile_fd.write(CODE_HEADER)
outfile_fd.flush()
cdist.exec.shell_run_or_debug_fail(bin, [bin], env=env, stdout=outfile_fd)
outfile_fd.close()
status = os.stat(outfile)
# Remove output if empty, else make it executable
if status.st_size == len(CODE_HEADER):
os.unlink(outfile)
else:
# Add header and make executable - identically to 0o700
os.chmod(outfile, stat.S_IXUSR | stat.S_IRUSR | stat.S_IWUSR)
cdist_object.changed=True
# code local
code_local = cdist_object.code_local
if os.path.isfile(code_local):
cdist.exec.run_or_fail([code_local])
# code remote
local_remote_code = cdist_object.code_remote
remote_remote_code = cdist_object.remote_code_remote
if os.path.isfile(local_remote_code):
self.context.transfer_file(local_remote_code, remote_remote_code)
cdist.exec.run_or_fail([remote_remote_code], remote_prefix=True)
cdist_object.ran = True
local_remote_code = os.path.join(local_dir, "code-remote")
remote_remote_code = os.path.join(remote_dir, "code-remote")
if os.path.isfile(local_remote_code):
self.path.transfer_file(local_remote_code, remote_remote_code)
cdist.exec.run_or_fail([remote_remote_code], remote_prefix=True)
### Cleaned / check functions: Round 1 :-) #################################
def run_type_explorer(self, cdist_object):
"""Run type specific explorers for objects"""
@ -237,11 +228,9 @@ class ConfigInstall:
def stage_run(self):
"""The final (and real) step of deployment"""
log.info("Generating and executing code")
# Now do the final steps over the existing objects
for cdist_object in cdist.core.Object.list_objects():
log.debug("Run object: %s", cdist_object)
self.object_run(cdist_object, mode="gencode")
self.object_run(cdist_object, mode="code")
self.object_run(cdist_object)
def deploy_to(self):
"""Mimic the old deploy to: Deploy to one host"""
@ -258,8 +247,8 @@ class ConfigInstall:
"""Ensure the base directories are cleaned up"""
log.debug("Creating clean directory structure")
self.path.remove_remote_dir(cdist.path.REMOTE_BASE_DIR)
self.path.remote_mkdir(cdist.path.REMOTE_BASE_DIR)
self.context.remove_remote_dir(self.context.remote_base_dir)
self.context.remote_mkdir(self.context.remote_base_dir)
self.link_emulator()
def stage_prepare(self):

11
lib/cdist/context.py
View file

@ -33,22 +33,25 @@ import cdist.exec
class Context:
"""Storing context dependent information"""
def __init__(self, target_host, initial_manifest=False, debug=False):
def __init__(self, target_host, initial_manifest=False, base_dir=False,
debug=False):
self.target_host = target_host
# Base and Temp Base
if "__cdist_base_dir" in os.environ:
if base_dir:
self.base_dir = base_dir
elif "__cdist_base_dir" in os.environ:
self.base_dir = os.environ['__cdist_base_dir']
else:
self.base_dir = os.path.abspath(os.path.join(os.path.dirname(__file__), os.pardir, os.pardir))
# Input directories
self.cache_dir = os.path.join(self.base_dir, "cache", target_host)
self.conf_dir = os.path.join(self.base_dir, "conf")
self.manifest_dir = os.path.join(self.conf_dir, "manifest")
# Probably unused paths
# self.conf_dir = os.path.join(self.base_dir, "conf")
# self.global_explorer_dir = os.path.join(self.conf_dir, "explorer")
# self.lib_dir = os.path.join(self.base_dir, "lib")
# self.type_base_dir = os.path.join(self.conf_dir, "type")
@ -103,7 +106,7 @@ class Context:
"""Initialise output directory structure"""
# Create base dir, if user supplied and not existing
if not os.isdir(self.base_dir):
if not os.path.isdir(self.base_dir):
os.mkdir(self.base_dir)
os.mkdir(self.out_dir)

1
lib/cdist/emulator.py
View file

@ -24,7 +24,6 @@ import logging
import os
import cdist
import cdist.path
log = logging.getLogger(__name__)