merge context back into config (it is in fact the same idea)
Signed-off-by: Nico Schottelius <nico@kr.ethz.ch>
This commit is contained in:
Nico Schottelius
parent
48a9309522
commit
7823d0c997
2 changed files with 139 additions and 190 deletions
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@ -24,10 +24,11 @@ import logging
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import os
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import stat
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import sys
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import tempfile
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import time
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import cdist.context
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import cdist.core
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import cdist.exec
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import cdist.emulator
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log = logging.getLogger(__name__)
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@ -37,44 +38,115 @@ CODE_HEADER = "#!/bin/sh -e\n"
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class ConfigInstall:
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"""Cdist main class to hold arbitrary data"""
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def __init__(self, target_host, initial_manifest=False,
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base_path=False,
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exec_path=sys.argv[0],
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debug=False):
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def __init__(self, target_host,
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initial_manifest=False, base_path=False, debug=False):
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self.target_host = target_host
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os.environ['target_host'] = target_host
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self.debug = debug
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self.exec_path = exec_path
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self.exec_path = sys.argv[0]
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self.context = cdist.context.Context(self.target_host,
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initial_manifest=initial_manifest,
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base_path=base_path,
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debug=debug)
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# Base and Temp Base
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if base_path:
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self.base_path = base_path
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else:
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self.base_path = os.path.abspath(
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os.path.join(os.path.dirname(__file__),
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os.pardir,
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os.pardir))
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# Local input
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self.cache_path = os.path.join(self.base_path, "cache",
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self.target_host)
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self.conf_path = os.path.join(self.base_path, "conf")
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self.global_explorer_path = os.path.join(self.conf_path, "explorer")
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self.manifest_path = os.path.join(self.conf_path, "manifest")
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self.type_base_path = os.path.join(self.conf_path, "type")
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self.lib_path = os.path.join(self.base_path, "lib")
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if initial_manifest:
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self.initial_manifest = initial_manifest
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else:
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self.initial_manifest = os.path.join(self.manifest_path, "init")
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# Local output
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if '__cdist_out_dir' in os.environ:
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self.out_path = os.environ['__cdist_out_dir']
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else:
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self.out_path = os.path.join(tempfile.mkdtemp(), "out")
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self.bin_path = os.path.join(self.out_path, "bin")
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self.global_explorer_out_path = os.path.join(self.out_path, "explorer")
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self.object_base_path = os.path.join(self.out_path, "object")
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# Remote directory base
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if '__cdist_remote_out_dir' in os.environ:
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self.remote_base_path = os.environ['__cdist_remote_out_dir']
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else:
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self.remote_base_path = "/var/lib/cdist"
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self.remote_conf_path = os.path.join(self.remote_base_path, "conf")
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self.remote_object_path = os.path.join(self.remote_base_path, "object")
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self.remote_type_path = os.path.join(self.remote_conf_path, "type")
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self.remote_global_explorer_path = os.path.join(self.remote_conf_path, "explorer")
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# Create directories
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self.__init_local_paths()
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self.__init_remote_paths()
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def __init_remote_paths(self):
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"""Initialise remote directory structure"""
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self.remove_remote_path(self.remote_base_path)
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self.remote_mkdir(self.remote_base_path)
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self.remote_mkdir(self.remote_conf_path)
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def __init_local_paths(self):
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"""Initialise local directory structure"""
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# Create base dir, if user supplied and not existing
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if not os.path.isdir(self.base_path):
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os.mkdir(self.base_path)
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os.mkdir(self.out_path)
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os.mkdir(self.global_explorer_out_path)
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os.mkdir(self.bin_path)
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def cleanup(self):
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self.context.cleanup()
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# Do not use in __del__:
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# http://docs.python.org/reference/datamodel.html#customization
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# "other globals referenced by the __del__() method may already have been deleted
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# or in the process of being torn down (e.g. the import machinery shutting down)"
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#
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log.debug("Saving " + self.out_path + " to " + self.cache_path)
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# Remove previous cache
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if os.path.exists(self.cache_path):
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shutil.rmtree(self.cache_path)
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shutil.move(self.out_path, self.cache_path)
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def logfilter(self):
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"""Add hostname to logs"""
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def run_initial_manifest(self):
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"""Run the initial manifest"""
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log.info("Running initial manifest %s", self.context.initial_manifest)
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env = { "__manifest" : self.context.manifest_path }
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self.run_manifest(self.context.initial_manifest, extra_env=env)
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log.info("Running initial manifest %s", self.initial_manifest)
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env = { "__manifest" : self.manifest_path }
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self.run_manifest(self.initial_manifest, extra_env=env)
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def run_type_manifest(self, cdist_object):
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"""Run manifest for a specific object"""
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cdist_type = cdist_object.type
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manifest_path = os.path.join(self.context.type_base_path,
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manifest_path = os.path.join(self.type_base_path,
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cdist_type.manifest_path)
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log.debug("%s: Running %s", cdist_object.name, manifest_path)
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if os.path.exists(manifest_path):
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env = { "__object" : os.path.join(self.context.object_base_path,
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env = { "__object" : os.path.join(self.object_base_path,
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cdist_object.path),
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"__object_id": cdist_object.object_id,
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"__object_fq": cdist_object.name,
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"__type": os.path.join(self.context.type_base_path,
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"__type": os.path.join(self.type_base_path,
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cdist_type.path)
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}
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self.run_manifest(manifest_path, extra_env=env)
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@ -83,11 +155,11 @@ class ConfigInstall:
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"""Run a manifest"""
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log.debug("Running manifest %s, env=%s", manifest_path, extra_env)
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env = os.environ.copy()
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env['PATH'] = self.context.bin_path + ":" + env['PATH']
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env['PATH'] = self.bin_path + ":" + env['PATH']
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# Information required in every manifest
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env['__target_host'] = self.target_host
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env['__global'] = self.context.out_path
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env['__global'] = self.out_path
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# Submit debug flag to manifest, can be used by emulator and types
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if self.debug:
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@ -97,7 +169,7 @@ class ConfigInstall:
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env['__cdist_manifest'] = manifest_path
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# Required to find types in emulator
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env['__cdist_type_base_path'] = self.context.type_base_path
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env['__cdist_type_base_path'] = self.type_base_path
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# Other environment stuff
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if extra_env:
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@ -124,19 +196,19 @@ class ConfigInstall:
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#
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env = os.environ.copy()
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env['__target_host'] = self.target_host
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env['__global'] = self.context.out_path
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env["__object"] = os.path.join(self.context.object_base_path, cdist_object.path)
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env['__global'] = self.out_path
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env["__object"] = os.path.join(self.object_base_path, cdist_object.path)
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env["__object_id"] = cdist_object.object_id
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env["__object_fq"] = cdist_object.name
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env["__type"] = cdist_type.name
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# gencode
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for cmd in ["local", "remote"]:
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bin = os.path.join(self.context.type_base_path,
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bin = os.path.join(self.type_base_path,
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getattr(cdist_type, "gencode_" + cmd + "_path"))
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if os.path.isfile(bin):
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outfile = os.path.join(self.context.object_base_path,
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outfile = os.path.join(self.object_base_path,
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getattr(cdist_object, "code_" + cmd + "_path"))
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outfile_fd = open(outfile, "w")
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@ -164,12 +236,12 @@ class ConfigInstall:
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cdist.exec.run_or_fail([code_local])
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# code remote
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local_remote_code = os.path.join(self.context.object_base_path,
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local_remote_code = os.path.join(self.object_base_path,
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cdist_object.code_remote_path)
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remote_remote_code = os.path.join(self.context.remote_object_path,
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remote_remote_code = os.path.join(self.remote_object_path,
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cdist_object.code_remote_path)
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if os.path.isfile(local_remote_code):
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self.context.transfer_path(local_remote_code, remote_remote_code)
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self.transfer_path(local_remote_code, remote_remote_code)
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cdist.exec.run_or_fail([remote_remote_code], remote_prefix=True)
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cdist_object.ran = True
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@ -181,12 +253,12 @@ class ConfigInstall:
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self.transfer_type_explorers(cdist_type)
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cmd = []
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cmd.append("__explorer=" + self.context.remote_global_explorer_path)
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cmd.append("__explorer=" + self.remote_global_explorer_path)
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cmd.append("__type_explorer=" + os.path.join(
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self.context.remote_type_path,
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self.remote_type_path,
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cdist_type.explorer_path))
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cmd.append("__object=" + os.path.join(
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self.context.remote_object_path,
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self.remote_object_path,
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cdist_object.path))
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cmd.append("__object_id=" + cdist_object.object_id)
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cmd.append("__object_fq=" + cdist_object.name)
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@ -195,9 +267,9 @@ class ConfigInstall:
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self.transfer_object_parameter(cdist_object)
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for explorer in cdist_type.explorers:
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remote_cmd = cmd + [os.path.join(self.context.remote_base_path,
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remote_cmd = cmd + [os.path.join(self.remote_base_path,
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cdist_type.explorer_path, explorer)]
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output = os.path.join(self.context.object_base_path,
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output = os.path.join(self.object_base_path,
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cdist_object.explorer_path, explorer)
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output_fd = open(output, mode='w')
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log.debug("%s exploring %s using %s storing to %s",
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@ -210,8 +282,8 @@ class ConfigInstall:
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def link_emulator(self):
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"""Link emulator to types"""
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src = os.path.abspath(self.exec_path)
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for cdist_type in cdist.core.Type.list_types(self.context.type_base_path):
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dst = os.path.join(self.context.bin_path, cdist_type.name)
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for cdist_type in cdist.core.Type.list_types(self.type_base_path):
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dst = os.path.join(self.bin_path, cdist_type.name)
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log.debug("Linking emulator: %s to %s", src, dst)
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# FIXME: handle exception / make it more beautiful
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@ -221,11 +293,11 @@ class ConfigInstall:
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"""Run global explorers"""
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log.info("Running global explorers")
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src_path = self.context.global_explorer_path
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dst_path = self.context.global_explorer_out_path
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remote_dst_path = self.context.remote_global_explorer_path
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src_path = self.global_explorer_path
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dst_path = self.global_explorer_out_path
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remote_dst_path = self.remote_global_explorer_path
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self.context.transfer_path(src_path, remote_dst_path)
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self.transfer_path(src_path, remote_dst_path)
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for explorer in os.listdir(src_path):
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output_fd = open(os.path.join(dst_path, explorer), mode='w')
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@ -240,8 +312,8 @@ class ConfigInstall:
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def stage_run(self):
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"""The final (and real) step of deployment"""
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log.info("Generating and executing code")
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for cdist_object in cdist.core.Object.list_objects(self.context.object_base_path,
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self.context.type_base_path):
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for cdist_object in cdist.core.Object.list_objects(self.object_base_path,
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self.type_base_path):
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log.debug("Run object: %s", cdist_object)
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self.object_run(cdist_object)
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@ -271,8 +343,8 @@ class ConfigInstall:
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new_objects_created = True
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while new_objects_created:
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new_objects_created = False
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for cdist_object in cdist.core.Object.list_objects(self.context.object_base_path,
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self.context.type_base_path):
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for cdist_object in cdist.core.Object.list_objects(self.object_base_path,
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self.type_base_path):
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if cdist_object.prepared:
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log.debug("Skipping rerun of object %s", cdist_object)
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continue
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@ -285,19 +357,19 @@ class ConfigInstall:
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def transfer_object_parameter(self, cdist_object):
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"""Transfer the object parameter to the remote destination"""
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src = os.path.join(self.context.object_base_path,
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src = os.path.join(self.object_base_path,
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cdist_object.parameter_path)
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dst = os.path.join(self.context.remote_object_path,
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dst = os.path.join(self.remote_object_path,
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cdist_object.parameter_path)
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# Synchronise parameter dir afterwards
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self.context.remote_mkdir(dst)
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self.context.transfer_path(src, dst)
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self.remote_mkdir(dst)
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self.transfer_path(src, dst)
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def transfer_global_explorers(self):
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"""Transfer the global explorers"""
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self.remote_mkdir(self.context.remote_global_explorer_path)
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self.transfer_path(self.context.global_explorer_path,
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self.remote_mkdir(self.remote_global_explorer_path)
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self.transfer_path(self.global_explorer_path,
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self.remote_global_explorer_path)
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def transfer_type_explorers(self, cdist_type):
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@ -313,13 +385,27 @@ class ConfigInstall:
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if len(explorers) > 0:
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rel_path = cdist_type.explorer_path
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src = os.path.join(self.context.type_base_path, rel_path)
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dst = os.path.join(self.context.remote_type_path, rel_path)
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src = os.path.join(self.type_base_path, rel_path)
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dst = os.path.join(self.remote_type_path, rel_path)
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# Ensure full path until type exists:
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# /var/lib/cdist/conf/type/__directory/explorer
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# /var/lib/cdist/conf/type/__directory may not exist,
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# but remote_mkdir uses -p to fix this
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self.context.remote_mkdir(dst)
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self.context.transfer_path(src, dst)
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self.remote_mkdir(dst)
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self.transfer_path(src, dst)
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def remote_mkdir(self, directory):
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"""Create directory on remote side"""
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cdist.exec.run_or_fail(["mkdir", "-p", directory], remote_prefix=True)
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def remove_remote_path(self, destination):
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"""Ensure path on remote side vanished"""
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cdist.exec.run_or_fail(["rm", "-rf", destination], remote_prefix=True)
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def transfer_path(self, source, destination):
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"""Transfer directory and previously delete the remote destination"""
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self.remove_remote_path(destination)
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cdist.exec.run_or_fail(os.environ['__remote_copy'].split() +
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["-r", source, self.target_host + ":" + destination])
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@ -1,137 +0,0 @@
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# -*- coding: utf-8 -*-
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#
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# 2010-2011 Nico Schottelius (nico-cdist at schottelius.org)
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#
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# This file is part of cdist.
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#
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# cdist is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# cdist is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with cdist. If not, see <http://www.gnu.org/licenses/>.
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#
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#
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import logging
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import os
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import shutil
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import sys
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import tempfile
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log = logging.getLogger(__name__)
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import cdist.exec
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class Context:
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"""Storing context information"""
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def __init__(self,
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target_host,
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initial_manifest=False,
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base_path=False,
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out_path=False,
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remote_base_path=False,
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debug=False):
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self.target_host = target_host
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# Base and Temp Base
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if base_path:
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self.base_path = base_path
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else:
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self.base_path = os.path.abspath(
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os.path.join(os.path.dirname(__file__),
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os.pardir,
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os.pardir))
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# Local input directories
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self.cache_path = os.path.join(self.base_path, "cache", target_host)
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self.conf_path = os.path.join(self.base_path, "conf")
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self.global_explorer_path = os.path.join(self.conf_path, "explorer")
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self.manifest_path = os.path.join(self.conf_path, "manifest")
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self.type_base_path = os.path.join(self.conf_path, "type")
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self.lib_path = os.path.join(self.base_path, "lib")
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if initial_manifest:
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self.initial_manifest = initial_manifest
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else:
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self.initial_manifest = os.path.join(self.manifest_path, "init")
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|
||||
# Local output directories
|
||||
if out_path:
|
||||
self.out_path = out_path
|
||||
else:
|
||||
self.out_path = os.path.join(tempfile.mkdtemp(), "out")
|
||||
|
||||
self.bin_path = os.path.join(self.out_path, "bin")
|
||||
self.global_explorer_out_path = os.path.join(self.out_path, "explorer")
|
||||
self.object_base_path = os.path.join(self.out_path, "object")
|
||||
|
||||
# Remote directories
|
||||
if remote_base_path:
|
||||
self.remote_base_path = remote_base_path
|
||||
else:
|
||||
self.remote_base_path = "/var/lib/cdist"
|
||||
|
||||
self.remote_conf_path = os.path.join(self.remote_base_path, "conf")
|
||||
self.remote_object_path = os.path.join(self.remote_base_path, "object")
|
||||
|
||||
self.remote_type_path = os.path.join(self.remote_conf_path, "type")
|
||||
self.remote_global_explorer_path = os.path.join(self.remote_conf_path, "explorer")
|
||||
|
||||
# Create directories
|
||||
self.__init_out_paths()
|
||||
self.__init_remote_paths()
|
||||
|
||||
def cleanup(self):
|
||||
# Do not use in __del__:
|
||||
# http://docs.python.org/reference/datamodel.html#customization
|
||||
# "other globals referenced by the __del__() method may already have been deleted
|
||||
# or in the process of being torn down (e.g. the import machinery shutting down)"
|
||||
#
|
||||
log.debug("Saving " + self.out_path + " to " + self.cache_path)
|
||||
# Remove previous cache
|
||||
if os.path.exists(self.cache_path):
|
||||
shutil.rmtree(self.cache_path)
|
||||
shutil.move(self.out_path, self.cache_path)
|
||||
|
||||
def __init_out_paths(self):
|
||||
"""Initialise output directory structure"""
|
||||
|
||||
# Create base dir, if user supplied and not existing
|
||||
if not os.path.isdir(self.base_path):
|
||||
os.mkdir(self.base_path)
|
||||
|
||||
os.mkdir(self.out_path)
|
||||
os.mkdir(self.global_explorer_out_path)
|
||||
os.mkdir(self.bin_path)
|
||||
|
||||
def __init_remote_paths(self):
|
||||
"""Initialise remote directory structure"""
|
||||
|
||||
self.remove_remote_path(self.remote_base_path)
|
||||
self.remote_mkdir(self.remote_base_path)
|
||||
self.remote_mkdir(self.remote_conf_path)
|
||||
|
||||
def remote_mkdir(self, directory):
|
||||
"""Create directory on remote side"""
|
||||
cdist.exec.run_or_fail(["mkdir", "-p", directory], remote_prefix=True)
|
||||
|
||||
def remove_remote_path(self, destination):
|
||||
cdist.exec.run_or_fail(["rm", "-rf", destination], remote_prefix=True)
|
||||
|
||||
def transfer_path(self, source, destination):
|
||||
"""Transfer directory and previously delete the remote destination"""
|
||||
self.remove_remote_path(destination)
|
||||
cdist.exec.run_or_fail(os.environ['__remote_copy'].split() +
|
||||
["-r", source, self.target_host + ":" + destination])
|
||||
Loading…
Reference in a new issue