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# Copyright (C) 2011 Canonical Ltd.
# Copyright (C) 2012, 2013 Hewlett-Packard Development Company, L.P.
#
# Author: Scott Moser <scott.moser@canonical.com>
# Author: Juerg Haefliger <juerg.haefliger@hp.com>
#
# This file is part of cloud-init. See LICENSE file for license information.
"""Phone Home: Post data to url"""
import logging
from cloudinit import templater, url_helper, util
from cloudinit.cloud import Cloud
from cloudinit.config import Config
from cloudinit.config.schema import MetaSchema
from cloudinit.distros import ALL_DISTROS
from cloudinit.settings import PER_INSTANCE
POST_LIST_ALL = [
"pub_key_rsa",
"pub_key_ecdsa",
"pub_key_ed25519",
"instance_id",
"hostname",
"fqdn",
]
meta: MetaSchema = {
"id": "cc_phone_home",
"distros": [ALL_DISTROS],
"frequency": PER_INSTANCE,
"activate_by_schema_keys": ["phone_home"],
} # type: ignore
LOG = logging.getLogger(__name__)
# phone_home:
# url: http://my.foo.bar/$INSTANCE/
# post: all
# tries: 10
#
# phone_home:
# url: http://my.foo.bar/$INSTANCE_ID/
# post: [ pub_key_rsa, pub_key_ecdsa, instance_id, hostname,
# fqdn ]
#
def handle(name: str, cfg: Config, cloud: Cloud, args: list) -> None:
if len(args) != 0:
ph_cfg = util.read_conf(args[0])
else:
if "phone_home" not in cfg:
LOG.debug(
"Skipping module named %s, "
"no 'phone_home' configuration found",
name,
)
return
ph_cfg = cfg["phone_home"]
if "url" not in ph_cfg:
LOG.warning(
"Skipping module named %s, "
"no 'url' found in 'phone_home' configuration",
name,
)
return
url = ph_cfg["url"]
post_list = ph_cfg.get("post", "all")
tries = ph_cfg.get("tries")
try:
tries = int(tries) # type: ignore
except (ValueError, TypeError):
tries = 10
util.logexc(
LOG,
"Configuration entry 'tries' is not an integer, using %s instead",
tries,
)
if post_list == "all":
post_list = POST_LIST_ALL
all_keys = {
"instance_id": cloud.get_instance_id(),
"hostname": cloud.get_hostname().hostname,
"fqdn": cloud.get_hostname(fqdn=True).hostname,
}
pubkeys = {
"pub_key_rsa": "/etc/ssh/ssh_host_rsa_key.pub",
"pub_key_ecdsa": "/etc/ssh/ssh_host_ecdsa_key.pub",
"pub_key_ed25519": "/etc/ssh/ssh_host_ed25519_key.pub",
}
for n, path in pubkeys.items():
try:
all_keys[n] = util.load_text_file(path)
except Exception:
util.logexc(
LOG, "%s: failed to open, can not phone home that data!", path
)
submit_keys = {}
for k in post_list:
if k in all_keys:
submit_keys[k] = all_keys[k]
else:
submit_keys[k] = None
LOG.warning(
"Requested key %s from 'post'"
" configuration list not available",
k,
)
# Get them read to be posted
real_submit_keys = {}
for k, v in submit_keys.items():
if v is None:
real_submit_keys[k] = "N/A"
else:
real_submit_keys[k] = str(v)
# Incase the url is parameterized
url_params = {
"INSTANCE_ID": all_keys["instance_id"],
}
url = templater.render_string(url, url_params)
try:
url_helper.read_file_or_url(
url,
data=real_submit_keys,
retries=tries - 1,
sec_between=3,
ssl_details=util.fetch_ssl_details(cloud.paths),
)
except Exception:
util.logexc(
LOG, "Failed to post phone home data to %s in %s tries", url, tries
)