diff options
Diffstat (limited to 'cloudinit/config/cc_bootcmd.py')
| -rw-r--r-- | cloudinit/config/cc_bootcmd.py | 69 |
1 files changed, 26 insertions, 43 deletions
diff --git a/cloudinit/config/cc_bootcmd.py b/cloudinit/config/cc_bootcmd.py index 246e4497..bd14aede 100644 --- a/cloudinit/config/cc_bootcmd.py +++ b/cloudinit/config/cc_bootcmd.py @@ -12,28 +12,20 @@ import os from textwrap import dedent -from cloudinit.config.schema import ( - get_schema_doc, validate_cloudconfig_schema) +from cloudinit import subp, temp_utils, util +from cloudinit.config.schema import MetaSchema, get_meta_doc from cloudinit.settings import PER_ALWAYS -from cloudinit import temp_utils -from cloudinit import subp -from cloudinit import util frequency = PER_ALWAYS -# The schema definition for each cloud-config module is a strict contract for -# describing supported configuration parameters for each cloud-config section. -# It allows cloud-config to validate and alert users to invalid or ignored -# configuration options before actually attempting to deploy with said -# configuration. +distros = ["all"] -distros = ['all'] - -schema = { - 'id': 'cc_bootcmd', - 'name': 'Bootcmd', - 'title': 'Run arbitrary commands early in the boot process', - 'description': dedent("""\ +meta: MetaSchema = { + "id": "cc_bootcmd", + "name": "Bootcmd", + "title": "Run arbitrary commands early in the boot process", + "description": dedent( + """\ This module runs arbitrary commands very early in the boot process, only slightly after a boothook would run. This is very similar to a boothook, but more user friendly. The environment variable @@ -49,42 +41,32 @@ schema = { when writing files, do not use /tmp dir as it races with systemd-tmpfiles-clean LP: #1707222. Use /run/somedir instead. - """), - 'distros': distros, - 'examples': [dedent("""\ + """ + ), + "distros": distros, + "examples": [ + dedent( + """\ bootcmd: - echo 192.168.1.130 us.archive.ubuntu.com > /etc/hosts - [ cloud-init-per, once, mymkfs, mkfs, /dev/vdb ] - """)], - 'frequency': PER_ALWAYS, - 'type': 'object', - 'properties': { - 'bootcmd': { - 'type': 'array', - 'items': { - 'oneOf': [ - {'type': 'array', 'items': {'type': 'string'}}, - {'type': 'string'}] - }, - 'additionalItems': False, # Reject items of non-string non-list - 'additionalProperties': False, - 'minItems': 1, - 'required': [], - } - } + """ + ) + ], + "frequency": PER_ALWAYS, } -__doc__ = get_schema_doc(schema) # Supplement python help() +__doc__ = get_meta_doc(meta) def handle(name, cfg, cloud, log, _args): if "bootcmd" not in cfg: - log.debug(("Skipping module named %s," - " no 'bootcmd' key in configuration"), name) + log.debug( + "Skipping module named %s, no 'bootcmd' key in configuration", name + ) return - validate_cloudconfig_schema(cfg, schema) with temp_utils.ExtendedTemporaryFile(suffix=".sh") as tmpf: try: content = util.shellify(cfg["bootcmd"]) @@ -98,11 +80,12 @@ def handle(name, cfg, cloud, log, _args): env = os.environ.copy() iid = cloud.get_instance_id() if iid: - env['INSTANCE_ID'] = str(iid) - cmd = ['/bin/sh', tmpf.name] + env["INSTANCE_ID"] = str(iid) + cmd = ["/bin/sh", tmpf.name] subp.subp(cmd, env=env, capture=False) except Exception: util.logexc(log, "Failed to run bootcmd module %s", name) raise + # vi: ts=4 expandtab |