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cmtinv
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#! /bin/sh
# vim: ts=4 filetype=python expandtab shiftwidth=4 softtabstop=4 syntax=python
''''eval version=$( ls /usr/bin/python3.* | \
grep '.*[0-9]$' | sort -nr -k2 -t. | head -n1 ) && \
version=${version##/usr/bin/python3.} && [ ${version} ] && \
[ ${version} -ge 9 ] && exec /usr/bin/python3.${version} "$0" "$@" || \
exec /usr/bin/env python3 "$0" "$@"' #'''
# The above hack is to handle distros where /usr/bin/python3
# doesn't point to the latest version of python3 they provide
# Requires: python3 (>= 3.9)
# Requires: python3-natsort
#
# Copyright the Cluster Management Toolkit for Kubernetes contributors.
# SPDX-License-Identifier: MIT
# pylint: disable=too-many-lines
import errno
from getpass import getuser
import os
from pathlib import Path
import re
import sys
from typing import cast, Union
try:
import yaml
except ModuleNotFoundError: # pragma: no cover
sys.exit("ModuleNotFoundError: Could not import yaml; "
"you may need to (re-)run `cmt-install` or `pip3 install PyYAML`; aborting.")
try:
from natsort import natsorted
except ModuleNotFoundError: # pragma: no cover
sys.exit("ModuleNotFoundError: Could not import natsort; "
"you may need to (re-)run `cmt-install` or `pip3 install natsort`; aborting.")
from clustermanagementtoolkit.cmttypes import deep_get, deep_get_with_fallback, DictPath, FilePath
from clustermanagementtoolkit.cmttypes import FilePathAuditError, ProgrammingError, UnknownError
from clustermanagementtoolkit.cmttypes import SecurityStatus
from clustermanagementtoolkit.cmtpaths import SYSTEM_ANSIBLE_PLAYBOOK_DIR, ANSIBLE_PLAYBOOK_DIR
from clustermanagementtoolkit.cmtpaths import HOMEDIR, SSH_DIR
from clustermanagementtoolkit.cmtpaths import DEFAULT_THEME_FILE
from clustermanagementtoolkit import cmtio
from clustermanagementtoolkit import cmtio_yaml
from clustermanagementtoolkit.commandparser import parse_commandline, CommandType
from clustermanagementtoolkit.ansible_helper import ansible_configuration
from clustermanagementtoolkit.ansible_helper import ansible_get_inventory_pretty
from clustermanagementtoolkit.ansible_helper import ansible_get_inventory_dict
from clustermanagementtoolkit.ansible_helper import ansible_get_groups, ansible_get_groups_by_host
from clustermanagementtoolkit.ansible_helper import ansible_get_hosts_by_group
from clustermanagementtoolkit.ansible_helper import ansible_add_hosts, ansible_remove_hosts
from clustermanagementtoolkit.ansible_helper import ansible_create_groups, ansible_remove_groups
from clustermanagementtoolkit.ansible_helper import ansible_set_vars
from clustermanagementtoolkit.ansible_helper import ansible_set_hostvars, ansible_unset_hostvars
from clustermanagementtoolkit.ansible_helper import ansible_set_groupvars, ansible_unset_groupvars
from clustermanagementtoolkit.ansible_helper import ansible_ping
from clustermanagementtoolkit.ansible_helper import ansible_print_play_results
from clustermanagementtoolkit.ansible_helper import ansible_run_playbook_on_selection
from clustermanagementtoolkit.ansible_helper import ANSIBLE_INVENTORY
from clustermanagementtoolkit import cmtlib
from clustermanagementtoolkit.cmtlib import read_cmtconfig, get_latest_upstream_version
from clustermanagementtoolkit import kubernetes_helper
from clustermanagementtoolkit.kubernetes_helper import get_cluster_name
from clustermanagementtoolkit import checks
from clustermanagementtoolkit.ansithemeprint import ANSIThemeStr, ansithemeprint
from clustermanagementtoolkit.ansithemeprint import ansithemestr_join_list
from clustermanagementtoolkit import about
PROGRAMDESCRIPTION = "Query or modify the host inventory"
PROGRAMAUTHORS = "Written by David Weinehall."
# pylint: disable-next=unused-argument
def set_host_vars(options: list[tuple[str, str]], args: list[str]) -> int:
"""
Set host-specific variables
Parameters:
options ([(str, str)]): Unused
args ([str,str]):
(str): Comma-separated list of key:value pairs
(str): Comma-separated list of hosts
Returns:
(int): 0
"""
hostvars: list[tuple[str, Union[str, int]]] = []
keyvals: list[str] = args[0].split(",")
hosts: list[str] = args[1].split(",")
for keyval in keyvals:
try:
key, value = keyval.split(":")
except ValueError:
ansithemeprint([ANSIThemeStr("Error", "error"),
ANSIThemeStr(": Setting a variable requires a ", "default"),
ANSIThemeStr("KEY", "argument"),
ANSIThemeStr(":", "separator"),
ANSIThemeStr("VALUE ", "argument"),
ANSIThemeStr("pair.", "default")], stderr=True)
print()
ansithemeprint([ANSIThemeStr("Try “", "default"),
ANSIThemeStr(f"{about.INVENTORY_PROGRAM_NAME} ", "programname"),
ANSIThemeStr("help", "command"),
ANSIThemeStr("“ for more information.", "default")], stderr=True)
sys.exit(errno.EINVAL)
hostvars.append((key, value))
# Set vars
if hostvars:
retval = ansible_set_hostvars(inventory=ANSIBLE_INVENTORY,
hosts=hosts, hostvars=hostvars)
if not retval:
raise ProgrammingError(f"Failed to set vars for hosts {hosts}")
return 0
# pylint: disable-next=unused-argument
def set_group_vars(options: list[tuple[str, str]], args: list[str]) -> int:
"""
Set group-specific variables
Parameters:
options ([(str, str)]): Unused
args ([str,str]):
(str): Comma-separated list of key:value pairs
(str): Comma-separated list of groups
Returns:
(int): 0
"""
groupvars = []
keyvals = args[0].split(",")
groups = args[1].split(",")
for keyval in keyvals:
try:
key, value = keyval.split(":")
except ValueError:
ansithemeprint([ANSIThemeStr("Error", "error"),
ANSIThemeStr(": Setting a variable requires a ", "default"),
ANSIThemeStr("KEY", "argument"),
ANSIThemeStr(":", "separator"),
ANSIThemeStr("VALUE ", "argument"),
ANSIThemeStr("pair.", "default")], stderr=True)
print()
ansithemeprint([ANSIThemeStr("Try “", "default"),
ANSIThemeStr(f"{about.INVENTORY_PROGRAM_NAME} ", "programname"),
ANSIThemeStr("help", "command"),
ANSIThemeStr("“ for more information.", "default")], stderr=True)
sys.exit(errno.EINVAL)
groupvars.append((key, value))
# Set vars
if groupvars:
retval = ansible_set_groupvars(inventory=ANSIBLE_INVENTORY,
groups=groups, groupvars=groupvars)
if not retval:
raise ProgrammingError(f"Failed to set vars for groups {groups}")
return 0
def set_global_vars(options: list[tuple[str, str]], args: list[str]) -> int:
"""
Set global variables
Parameters:
options ([(str, str)]): Unused
args ([str]): Comma-separated list of key:value pairs
Returns:
Return value from set_group_vars()
"""
return set_group_vars(options=options, args=[args[0], "all"])
# pylint: disable-next=unused-argument
def unset_host_vars(options: list[tuple[str, str]], args: list[str]) -> int:
"""
Unset host-specific variables
Parameters:
options ([(str, str)]): Unused
args ([str]):
(str): Comma-separated list of keys
(str): Comma-separated list of hosts
Returns:
(int): 0
"""
hostvars = args[0].split(",")
hosts = args[1].split(",")
# Unset vars
if hostvars:
retval = ansible_unset_hostvars(inventory=ANSIBLE_INVENTORY,
hosts=hosts, hostvars=hostvars)
if not retval:
raise ProgrammingError(f"Failed to unset vars for hosts {hosts}")
return 0
# pylint: disable-next=unused-argument
def unset_group_vars(options: list[tuple[str, str]], args: list[str]) -> int:
"""
Unset group-specific variables
Parameters:
options ([(str, str)]): Unused
args ([str]):
(str): Comma-separated list of keys
(str): Comma-separated list of groups
Returns:
(int): 0
"""
groupvars = args[0].split(",")
groups = args[1].split(",")
# Unset vars
if groupvars:
retval = ansible_unset_groupvars(inventory=ANSIBLE_INVENTORY,
groups=groups, groupvars=groupvars)
if not retval:
raise ProgrammingError(f"Failed to unset vars for groups {groups}")
return 0
def unset_global_vars(options: list[tuple[str, str]], args: list[str]) -> int:
"""
Unset global variables
Parameters:
options ([(str, str)]): Unused
args ([str]): Comma-separated list of keys
Returns:
Return value from unset_group_vars()
"""
return unset_group_vars(options=options, args=[args[0], "all"])
def add_groups(options: list[tuple[str, str]], args: list[str]) -> int:
"""
Add groups
Parameters:
options ([(str, str)]): List of opt, optarg
args ([str]): Comma-separated list of groups
Returns:
(int): 0
"""
groupvars = []
groups = args[0].split(",")
# We should not try to add "all" (it may cause unexpected issues with variables)
if "all" in groups:
ansithemeprint([ANSIThemeStr("Warning", "warning"),
ANSIThemeStr(": Ignoring attempt to add group “", "default"),
ANSIThemeStr("all", "argument"),
ANSIThemeStr("“.", "default")], stderr=True)
groups.remove("all")
if not groups:
return 0
for opt, optarg in options:
if opt == "--vars":
tmp = optarg.split(",")
for var in tmp:
key, value = var.split(":")
groupvars.append((key, value))
# Add the groups
retval = ansible_create_groups(inventory=ANSIBLE_INVENTORY, groups=groups)
if not retval:
raise ProgrammingError(f"Failed to add {groups} to inventory")
# Set vars
if groupvars:
retval = ansible_set_groupvars(inventory=ANSIBLE_INVENTORY,
groups=groups, groupvars=groupvars)
if not retval:
raise ProgrammingError(f"Failed to set vars {groupvars} for groups {groups}")
return 0
# pylint: disable-next=too-many-branches
def add_hosts(options: list[tuple[str, str]], args: list[str]) -> int:
"""
Add hosts
Parameters:
options ([(str, str)]): List of opt, optarg
args ([str]): Comma-separated list of hosts
Returns:
(int): 0
"""
groups = []
hostvars = []
hosts = args[0].split(",")
if len(args) > 1:
groups = args[1].split(",")
for opt, optarg in options:
if opt == "--vars":
tmp = optarg.split(",")
for var in tmp:
key, value = var.split(":")
hostvars.append((key, value))
elif opt == "--groups":
if groups:
ansithemeprint([ANSIThemeStr("Error", "error"),
ANSIThemeStr(": Invalid option; “", "default"),
ANSIThemeStr(f"{opt}", "option"),
ANSIThemeStr("“ cannot be used with ", "default"),
ANSIThemeStr("HOST", "argument"),
ANSIThemeStr(",", "separator"),
ANSIThemeStr("... ", "argument"),
ANSIThemeStr("GROUP", "argument"),
ANSIThemeStr(",", "separator"),
ANSIThemeStr("... ", "argument"),
ANSIThemeStr("syntax.", "default")], stderr=True)
print()
ansithemeprint([ANSIThemeStr("Try “", "default"),
ANSIThemeStr(f"{about.INVENTORY_PROGRAM_NAME} ", "programname"),
ANSIThemeStr("help", "command"),
ANSIThemeStr("“ for more information.", "default")],
stderr=True)
sys.exit(errno.EINVAL)
groups = optarg.split(",")
retval = True
# Add the host to every specified group
if not groups:
retval = ansible_add_hosts(inventory=ANSIBLE_INVENTORY, hosts=hosts, skip_all=False)
if not retval:
raise ProgrammingError(f"Failed to add {hosts}")
else:
group = ""
for group in groups:
retval = ansible_add_hosts(inventory=ANSIBLE_INVENTORY,
hosts=hosts, group=group, skip_all=False)
if not retval:
raise ProgrammingError(f"Failed to add {hosts} to group {group}")
# Set vars
if hostvars:
retval = ansible_set_hostvars(inventory=ANSIBLE_INVENTORY, hosts=hosts, hostvars=hostvars)
if not retval:
raise ProgrammingError(f"Failed to set vars for hosts {hosts}")
return 0
def format_members(group: str, members: list[str]) -> list[ANSIThemeStr]:
"""
Format a list of group members as a themearray
Parameters:
group (str): The name of the group
members ([str]): A list of hostnames
Returns:
formatted ([ANSIThemeStr]): A themearray
"""
formatted = [ANSIThemeStr(f"{group}: ", "default")]
i = 0
for i, member in enumerate(members):
if i < len(members) - 1:
formatted += [ANSIThemeStr(member, "yaml_key"),
ANSIThemeStr(", ", "separator")]
else:
formatted += [ANSIThemeStr(member, "yaml_key")]
return formatted
def remove_groups(options: list[tuple[str, str]], args: list[str]) -> int:
"""
Remove groups
Parameters:
options ([(str, str)]): List of opt, optarg
args ([str]): Comma-separated list of groups
Returns:
(int): 0
"""
extrahosts = []
forceneeded = False
force = False
groups = args[0].split(",")
for opt, _optarg in options:
if opt == "--force":
force = True
if "all" in groups:
ansithemeprint([ANSIThemeStr("Error", "error"),
ANSIThemeStr(": The group “", "default"),
ANSIThemeStr("all", "argument"),
ANSIThemeStr("“ cannot be removed.", "default")], stderr=True)
print()
ansithemeprint([ANSIThemeStr("Try “", "default"),
ANSIThemeStr(f"{about.INVENTORY_PROGRAM_NAME} ", "programname"),
ANSIThemeStr("help", "command"),
ANSIThemeStr("“ for more information.", "default")], stderr=True)
sys.exit(errno.EINVAL)
for group in groups:
grouphosts = ansible_get_hosts_by_group(ANSIBLE_INVENTORY, group)
if grouphosts:
forceneeded = True
extrahosts.append((group, grouphosts))
if forceneeded and not force:
if forceneeded:
ansithemeprint([ANSIThemeStr("Error", "error"),
ANSIThemeStr(": The following groups are non-empty:", "default")])
for group, hosts in extrahosts:
ansithemeprint(format_members(group, hosts))
print()
ansithemeprint([ANSIThemeStr("Removing groups that still contain hosts “", "default"),
ANSIThemeStr("requires specifying “", "default"),
ANSIThemeStr("--force", "option"),
ANSIThemeStr("“.", "default")], stderr=True)
print()
ansithemeprint([ANSIThemeStr("Try “", "default"),
ANSIThemeStr(f"{about.INVENTORY_PROGRAM_NAME} ", "programname"),
ANSIThemeStr("help", "command"),
ANSIThemeStr("“ for more information.", "default")], stderr=True)
sys.exit(errno.EINVAL)
retval = ansible_remove_groups(inventory=ANSIBLE_INVENTORY, groups=groups, force=force)
if not retval:
raise ProgrammingError(f"Failed to remove {groups}")
return 0
# pylint: disable-next=unused-argument,too-many-locals,too-many-branches
def rebuild_inventory(options: list[tuple[str, str]], args: list[str]) -> int:
"""
Build an inventory based on information from Kubernetes
Parameters:
options ([(opt, optarg)]): A list of opt, optarg
args ([str]): Unused
Returns:
(int): 0
"""
force = False
for opt, _optarg in options:
if opt == "--force":
force = True
# Is there a pre-existing inventory?
if Path(ANSIBLE_INVENTORY).is_file() and not force:
ansithemeprint([ANSIThemeStr("Error", "error"),
ANSIThemeStr(": Overwriting an existing ", "default"),
ANSIThemeStr("inventory requires specifying “", "default"),
ANSIThemeStr("--force", "option"),
ANSIThemeStr("“.", "default")], stderr=True)
print()
ansithemeprint([ANSIThemeStr("Try “", "default"),
ANSIThemeStr(f"{about.INVENTORY_PROGRAM_NAME} ", "programname"),
ANSIThemeStr("help", "command"),
ANSIThemeStr("“ for more information.", "default")], stderr=True)
sys.exit(errno.EINVAL)
# We ideally want to iterate over all clusters here,
# but for now we only import the current-context.
cluster_name = get_cluster_name()
if cluster_name is None:
ansithemeprint([ANSIThemeStr("Error", "error"),
ANSIThemeStr(": Could not obtain cluster name; do you ", "default"),
ANSIThemeStr("have a cluster available? Aborting.", "default")],
stderr=True)
sys.exit(errno.ENOENT)
kh = kubernetes_helper.KubernetesHelper(about.PROGRAM_SUITE_NAME,
about.PROGRAM_SUITE_VERSION, None)
vlist, status = kh.get_list_by_kind_namespace(("Node", ""), "")
if status != 200:
ansithemeprint([ANSIThemeStr("Error", "error"),
ANSIThemeStr(": API-server returned ", "default"),
ANSIThemeStr(f"{status}", "errorvalue"),
ANSIThemeStr("; aborting.", "default")], stderr=True)
sys.exit(errno.EINVAL)
if vlist is None:
ansithemeprint([ANSIThemeStr("Error", "error"),
ANSIThemeStr(": API-server did not return any data", "default")],
stderr=True)
sys.exit(errno.EINVAL)
for node in vlist:
roles = kubernetes_helper.get_node_roles(cast(dict, node))
if "control-plane" in roles:
groups = ["all", "controlplane", cluster_name]
else:
groups = ["all", "nodes", cluster_name]
group = ""
hosts = [deep_get(node, DictPath("metadata#name"))]
retval = True
for group in groups:
retval = ansible_add_hosts(inventory=ANSIBLE_INVENTORY,
hosts=hosts, group=group, skip_all=False)
if not retval:
raise ProgrammingError(f"Failed to add {hosts} to group {group}")
# Finally import the hostkey into authorized_keys
pubkey = None
try:
tmp = cmtio.secure_read_string(SSH_DIR.joinpath("id_ecdsa.pub"))
except FilePathAuditError as e:
# We cannot import non-existing hostkeys...
if "SecurityStatus.DOES_NOT_EXIST" in str(e):
tmp = None
if tmp is not None:
tmplines = tmp.splitlines()
pubkey = tmplines[0]
if pubkey is None or not pubkey:
ansithemeprint([ANSIThemeStr("Error", "error"),
ANSIThemeStr(": Failed to read ", "default"),
ANSIThemeStr(f"{HOMEDIR}/.ssh/id_ecdsa.pub", "path"),
ANSIThemeStr("; aborting.", "default")], stderr=True)
sys.exit(errno.ENOENT)
values = {
"authorized_keys": [pubkey],
}
ansible_set_vars(ANSIBLE_INVENTORY, "all", values)
return 0
def remove_hosts(options: list[tuple[str, str]], args: list[str]) -> int:
"""
Remove hosts
Parameters:
options ([(str, str)]): List of opt, optarg
args ([str]): Comma-separated list of hosts
Returns:
(int): 0
"""
groups = ["all"]
extragroups = []
forceneeded = False
force = False
hosts = args[0].split(",")
if len(args) > 1:
groups = args[1].split(",")
# This returns a YAML tree with the inventory of nodes
inventory_dict = ansible_get_inventory_dict()
# If the hosts are only members of "all"
# (or are not in the inventory at all),
# it is OK to remove them without --force.
#
# All hosts are members of the groups "all";
# this means that if len(hostgroups) > 1
# we have auxilliary groups and --force is needed.
for host in hosts:
hostgroups = ansible_get_groups_by_host(inventory_dict, host)
if len(hostgroups) > 1:
forceneeded = True
hostgroups.remove("all")
extragroups.append((host, hostgroups))
for opt, _optarg in options:
if opt == "--force":
force = True
if "all" in groups and forceneeded and (not force or len(groups) > 1):
if forceneeded:
ansithemeprint([ANSIThemeStr("Error", "error"),
ANSIThemeStr(": The following hosts are parts of ", "default"),
ANSIThemeStr("other groups than “", "default"),
ANSIThemeStr("all", "argument"),
ANSIThemeStr("“:", "default")])
for host, groups in extragroups:
ansithemeprint(format_members(host, groups))
print()
ansithemeprint([ANSIThemeStr("Removing hosts from “", "default"),
ANSIThemeStr("all", "argument"),
ANSIThemeStr("“ requires specifying “", "default"),
ANSIThemeStr("--force", "option"),
ANSIThemeStr("“", "default")], stderr=True)
ansithemeprint([ANSIThemeStr("unless “", "default"),
ANSIThemeStr("all", "argument"),
ANSIThemeStr("“ is the only group or the hosts ", "default"),
ANSIThemeStr("are not members of other groups.", "default")],
stderr=True)
print()
ansithemeprint([ANSIThemeStr("Try “", "default"),
ANSIThemeStr(f"{about.INVENTORY_PROGRAM_NAME} ", "programname"),
ANSIThemeStr("help", "command"),
ANSIThemeStr("“ for more information.", "default")], stderr=True)
sys.exit(errno.EINVAL)
retval = True
# If groups is ["all"] and "force" is specified
# we need to substitute ["all"] for a list of all groups.
if groups == ["all"]:
groups = ansible_get_groups(inventory=ANSIBLE_INVENTORY)
for group in groups:
retval = ansible_remove_hosts(inventory=ANSIBLE_INVENTORY, hosts=hosts, group=group)
if not retval:
raise ProgrammingError(f"Failed to remove {hosts} to group {group}")
return 0
def inventory(options: list[tuple[str, str]], args: list[str]) -> int:
"""
Show the inventory
Parameters:
options ([(str, str)]): List of opt, optarg
args ([str]): Comma-separated list of groups (optional)
Returns:
(int): 0
"""
color = "auto"
include_groupvars = False
include_hostvars = False
for opt, optarg in options:
if opt == "--color":
color = optarg
elif opt == "--include-vars":
include_groupvars = True
include_hostvars = True
groups = None
if args is not None and args:
groups = args[0].split(",")
for item in ansible_get_inventory_pretty(groups=groups, highlight=True,
include_groupvars=include_groupvars,
include_hostvars=include_hostvars):
ansithemeprint(cast(list, item), color=color)
return 0
# pylint: disable-next=unused-argument
def list_groups(options: list[tuple[str, str]], args: list[str]) -> int:
"""
List groups
Parameters:
options (list[(str, str)]): List of opt, optarg
args (list[str]): Unused
Returns:
(int): 0
"""
color = "auto"
# Valid formats:
# default = Normal output format (default)
# csv = Comma-separated values
# ssv = Space-separated values
# tsv = Tab-separated values
output_format = "default"
include_groupvars = False
for opt, optarg in options:
if opt == "--color":
color = optarg
elif opt == "--format":
output_format = optarg
elif opt == "--include-vars":
include_groupvars = True
if output_format != "default":
separator = ""
if output_format == "csv":
separator = ","
elif output_format == "ssv":
separator = " "
elif output_format == "tsv":
separator = "\t"
d = ansible_get_inventory_dict()
sorted_groups = cast(list[str], natsorted(d.keys()))
ansithemeprint(ansithemestr_join_list(sorted_groups, formatting="hostname",
separator=ANSIThemeStr(separator, "separator")),
color=color)
else:
for item in ansible_get_inventory_pretty(groups=None, highlight=True,
include_groupvars=include_groupvars,
include_hosts=False):
ansithemeprint(cast(list, item), color=color)
return 0
# pylint: disable-next=unused-argument
def list_hosts(options: list[tuple[str, str]], args: list[str]) -> int:
"""
List hosts
Parameters:
options (list[(str, str)]): List of opt, optarg
args (list[str]): Unused
Returns:
(int): 0
"""
color = "auto"
# Valid formats:
# default = Normal output format (default)
# csv = Comma-separated values
# ssv = Space-separated values
# tsv = Tab-separated values
output_format = "default"
include_hostvars = False
for opt, optarg in options:
if opt == "--color":
color = optarg
elif opt == "--format":
output_format = optarg
elif opt == "--include-vars":
include_hostvars = True
groups = ["all"]
if output_format != "default":
separator = ""
if output_format == "csv":
separator = ","
elif output_format == "ssv":
separator = " "
elif output_format == "tsv":
separator = "\t"
d = ansible_get_inventory_dict()
hosts = set()
for group in groups:
for host in deep_get(d, DictPath(f"{group}#hosts"), []):
hosts.add(host)
sorted_hosts = cast(list[str], natsorted(list(hosts)))
ansithemeprint(ansithemestr_join_list(sorted_hosts, formatting="hostname",
separator=ANSIThemeStr(separator, "separator")), color=color)
else:
for item in ansible_get_inventory_pretty(groups=groups, highlight=True,
include_hostvars=include_hostvars):
ansithemeprint(cast(list, item), color=color)
return 0
# pylint: disable-next=too-many-branches
def populate_playbooks() -> dict:
"""
Populate the list of playbooks runnable from the command line
Returns:
(dict): The dict of playbooks
"""
playbook_dirs: list = []
playbooks: dict = {}
local_playbook_dirs: list = deep_get(cmtlib.cmtconfig, DictPath("Ansible#local_playbooks"), [])
for playbook_dir in local_playbook_dirs:
# Substitute {HOME}/ for {HOMEDIR}
if playbook_dir.startswith(("{HOME}/", "{HOME}\\")):
playbook_dir = HOMEDIR.joinpath(playbook_dir[len('{HOME}/'):])
# Skip non-existing playbook paths
if not os.path.isdir(playbook_dir):
continue
playbook_dirs.append(playbook_dir)
playbook_dirs.append(ANSIBLE_PLAYBOOK_DIR)
playbook_dirs.append(SYSTEM_ANSIBLE_PLAYBOOK_DIR)
yaml_regex: re.Pattern[str] = re.compile(r"^(.*)\.ya?ml$")
# This should be moved to ansible_helper and generalised to be usable both in cmu and cmtinv
for playbook_dir in playbook_dirs:
# Skip non-existing playbook paths
if not os.path.isdir(playbook_dir):
continue
for playbook_path in Path(playbook_dir).iterdir():
if playbook_path.name.startswith(("~", ".")):
continue
tmp = yaml_regex.match(playbook_path.name)
if tmp is None:
continue
playbookname = str(tmp[1])
if playbookname in playbooks:
continue
description = None
try:
d = cmtio_yaml.secure_read_yaml(FilePath(playbook_path),
directory_is_symlink=True)
except yaml.YAMLError:
# This entry could not be parsed; add a dummy entry
playbooks[playbookname] = {
"description": playbook_path,
"playbook": str(playbook_path),
"category": "__INVALID__",
"comments": "Failed to parse (Not valid YAML)",
}
continue
# Empty files are used to disable playbooks completely
if d is None or not d:
playbooks[playbookname] = {
"description": playbook_path,
"playbook": str(playbook_path),
"category": "__DISABLED__",
}
continue
if not isinstance(d, list):
# This entry could not be parsed; add a dummy entry
playbooks[playbookname] = {
"description": playbook_path,
"playbook": str(playbook_path),
"category": "__INVALID__",
"comments": "Failed to parse (Not a list of plays)",
}
continue
description = deep_get(d[0], DictPath("vars#metadata#description"))
# Ignore all playbooks that lack a description;
# typically they are internal playbooks
if description is None:
continue
playbooktypes = deep_get_with_fallback(d[0],
[DictPath("vars#metadata#playbook_types"),
DictPath("vars#metadata#playbook-types")], [])
description = deep_get(d[0], DictPath("vars#metadata#description"))
category = deep_get(d[0], DictPath("vars#metadata#category"), "Uncategorized")
readonly = deep_get_with_fallback(d[0],
[DictPath("vars#metadata#read_only"),
DictPath("vars#metadata#read-only")], False)
comments = deep_get(d[0], DictPath("vars#metadata#comments"), "")
if "cmtinv" not in playbooktypes:
continue
playbooks[playbookname] = {
"description": description,
"playbook": str(playbook_path),
"category": category,
"comments": comments,
"read_only": readonly,
}
return playbooks
# pylint: disable-next=unused-argument,too-many-locals,too-many-branches
def list_playbooks(options: list[tuple[str, str]], args: list[str]) -> int:
"""
List playbooks
Parameters:
options (list[(str, str)]): List of opt, optarg
args (list[str]): Unused
Returns:
(int): 0
"""
color = "auto"
# Valid formats:
# default = Normal output format (default)
# csv = Comma-separated values
# ssv = Space-separated values
# tsv = Tab-separated values
output_format = "default"
separator = ""
for opt, optarg in options:
if opt == "--color":
color = optarg
elif opt == "--format":
output_format = optarg
if output_format != "default":
if output_format == "csv":
separator = ","
elif output_format == "ssv":
separator = " "
elif output_format == "tsv":
separator = "\t"
playbooks = populate_playbooks()
if output_format == "default":
headers = ["Name:", "Description:", "Category:", "Read Only:"]
rows = []
maxlengths = []
for header in headers:
maxlengths.append(len(header))
for playbook, data in playbooks.items():
name = playbook
description = deep_get(data, DictPath("description"), "<unset>")
category = deep_get(data, DictPath("category"), "<unset>")
read_only = str(deep_get(data, DictPath("read_only"), False))
if category in ("__DISABLED__", "__INVALID__"):
continue
rows.append([name, description, category, read_only])
for row in rows:
for i, field in enumerate(row):
maxlengths[i] = max(maxlengths[i], len(field))
header_array = []
for i, header in enumerate(headers):
header_array.append(ANSIThemeStr(header, "header"))
header_array.append(ANSIThemeStr("".ljust(maxlengths[i] - len(header) + 2), "default"))
ansithemeprint(header_array)
for row in rows:
row_array = []
for i, field in enumerate(row):
row_array.append(ANSIThemeStr(field, "default"))
row_array.append(ANSIThemeStr("".ljust(maxlengths[i] - len(field) + 2), "default"))
ansithemeprint(row_array)
else:
ansithemeprint(ansithemestr_join_list(list(playbooks), formatting="default",
separator=ANSIThemeStr(separator, "separator")), color=color)
return 0
# pylint: disable-next=too-many-locals,too-many-branches,too-many-statements
def run_playbook(options: list[tuple[str, str]], args: list[str]) -> int:
"""
Run playbook on host(s) or group(s)
A well-formed inventory should not have groups with the same name as any of the hosts,
thus mixing group and host names should be OK; but if there are overlaps the group
are prioritised over the hostname
Parameters:
options (list[(str, str)]): List of opt, optarg
args (list[str]): Unused
Returns:
(int): 0
"""
verbose: bool = False
for opt, _optarg in options:
if opt == "--verbose":
verbose = True
playbook = args[0]
groups_or_hosts = args[1].split(",")
selection = []
_all = ansible_get_hosts_by_group(ANSIBLE_INVENTORY, "all")
for group_or_host in groups_or_hosts:
# First check if there's a group by this name
hosts = ansible_get_hosts_by_group(ANSIBLE_INVENTORY, group_or_host)
# If the group is empty let's try to see if it is a host
if not hosts:
if group_or_host in _all:
selection.append(group_or_host)
else:
ansithemeprint([ANSIThemeStr("Warning", "warning"),