Merge branch 'enh-config-panel-file' into enh-dns-autoconf

This commit is contained in:
ljf 2021-09-03 14:36:07 +02:00
commit 0da2f137ca
10 changed files with 1371 additions and 648 deletions

View file

@ -896,24 +896,45 @@ app:
subcategory_help: Applications configuration panel
actions:
### app_config_show_panel()
show-panel:
action_help: show config panel for the application
### app_config_get()
get:
action_help: Display an app configuration
api: GET /apps/<app>/config-panel
arguments:
app:
help: App name
app:
help: App name
key:
help: A specific panel, section or a question identifier
nargs: '?'
-m:
full: --mode
help: Display mode to use
choices:
- classic
- full
- export
default: classic
### app_config_apply()
apply:
action_help: apply the new configuration
### app_config_set()
set:
action_help: Apply a new configuration
api: PUT /apps/<app>/config
arguments:
app:
help: App name
-a:
full: --args
help: Serialized arguments for new configuration (i.e. "domain=domain.tld&path=/path")
app:
help: App name
key:
help: The question or panel key
nargs: '?'
-v:
full: --value
help: new value
-a:
full: --args
help: Serialized arguments for new configuration (i.e. "domain=domain.tld&path=/path")
-f:
full: --args-file
help: YAML or JSON file with key/value couples
type: open
#############################
# Backup #

View file

@ -326,12 +326,25 @@ ynh_bind_or_cp() {
ynh_store_file_checksum () {
# Declare an array to define the options of this helper.
local legacy_args=f
local -A args_array=( [f]=file= )
local -A args_array=( [f]=file= [u]=update_only )
local file
local update_only
update_only="${update_only:-0}"
# Manage arguments with getopts
ynh_handle_getopts_args "$@"
local checksum_setting_name=checksum_${file//[\/ ]/_} # Replace all '/' and ' ' by '_'
# If update only, we don't save the new checksum if no old checksum exist
if [ $update_only -eq 1 ] ; then
local checksum_value=$(ynh_app_setting_get --app=$app --key=$checksum_setting_name)
if [ -z "${checksum_value}" ] ; then
unset backup_file_checksum
return 0
fi
fi
ynh_app_setting_set --app=$app --key=$checksum_setting_name --value=$(md5sum "$file" | cut --delimiter=' ' --fields=1)
# If backup_file_checksum isn't empty, ynh_backup_if_checksum_is_different has made a backup

273
data/helpers.d/config Normal file
View file

@ -0,0 +1,273 @@
#!/bin/bash
_ynh_app_config_get() {
# From settings
local lines
lines=`python3 << EOL
import toml
from collections import OrderedDict
with open("../config_panel.toml", "r") as f:
file_content = f.read()
loaded_toml = toml.loads(file_content, _dict=OrderedDict)
for panel_name, panel in loaded_toml.items():
if not isinstance(panel, dict): continue
for section_name, section in panel.items():
if not isinstance(section, dict): continue
for name, param in section.items():
if not isinstance(param, dict):
continue
print(';'.join([
name,
param.get('type', 'string'),
param.get('source', 'settings' if param.get('type', 'string') != 'file' else '')
]))
EOL
`
for line in $lines
do
IFS=';' read short_setting type source <<< "$line"
local getter="get__${short_setting}"
sources[${short_setting}]="$source"
types[${short_setting}]="$type"
file_hash[${short_setting}]=""
formats[${short_setting}]=""
# Get value from getter if exists
if type -t $getter 2>/dev/null | grep -q '^function$' 2>/dev/null; then
old[$short_setting]="$($getter)"
formats[${short_setting}]="yaml"
elif [[ "$source" == "" ]] ; then
old[$short_setting]="YNH_NULL"
# Get value from app settings or from another file
elif [[ "$type" == "file" ]] ; then
if [[ "$source" == "settings" ]] ; then
ynh_die "File '${short_setting}' can't be stored in settings"
fi
old[$short_setting]="$(ls $(echo $source | sed s@__FINALPATH__@$final_path@ | sed s/__APP__/$app/) 2> /dev/null || echo YNH_NULL)"
file_hash[$short_setting]="true"
# Get multiline text from settings or from a full file
elif [[ "$type" == "text" ]] ; then
if [[ "$source" == "settings" ]] ; then
old[$short_setting]="$(ynh_app_setting_get $app $short_setting)"
elif [[ "$source" == *":"* ]] ; then
ynh_die "For technical reasons, multiline text '${short_setting}' can't be stored automatically in a variable file, you have to create custom getter/setter"
else
old[$short_setting]="$(cat $(echo $source | sed s@__FINALPATH__@$final_path@ | sed s/__APP__/$app/) 2> /dev/null || echo YNH_NULL)"
fi
# Get value from a kind of key/value file
else
if [[ "$source" == "settings" ]] ; then
source=":/etc/yunohost/apps/$app/settings.yml"
fi
local source_key="$(echo "$source" | cut -d: -f1)"
source_key=${source_key:-$short_setting}
local source_file="$(echo "$source" | cut -d: -f2 | sed s@__FINALPATH__@$final_path@ | sed s/__APP__/$app/)"
old[$short_setting]="$(ynh_get_var --file="${source_file}" --key="${source_key}")"
fi
done
}
_ynh_app_config_apply() {
for short_setting in "${!old[@]}"
do
local setter="set__${short_setting}"
local source="${sources[$short_setting]}"
local type="${types[$short_setting]}"
if [ "${changed[$short_setting]}" == "true" ] ; then
# Apply setter if exists
if type -t $setter 2>/dev/null | grep -q '^function$' 2>/dev/null; then
$setter
elif [[ "$source" == "" ]] ; then
continue
# Save in a file
elif [[ "$type" == "file" ]] ; then
if [[ "$source" == "settings" ]] ; then
ynh_die "File '${short_setting}' can't be stored in settings"
fi
local source_file="$(echo "$source" | sed s@__FINALPATH__@$final_path@ | sed s/__APP__/$app/)"
if [[ "${!short_setting}" == "" ]] ; then
ynh_backup_if_checksum_is_different --file="$source_file"
rm -f "$source_file"
ynh_delete_file_checksum --file="$source_file" --update_only
ynh_print_info "File '$source_file' removed"
else
ynh_backup_if_checksum_is_different --file="$source_file"
cp "${!short_setting}" "$source_file"
ynh_store_file_checksum --file="$source_file" --update_only
ynh_print_info "File '$source_file' overwrited with ${!short_setting}"
fi
# Save value in app settings
elif [[ "$source" == "settings" ]] ; then
ynh_app_setting_set $app $short_setting "${!short_setting}"
ynh_print_info "Configuration key '$short_setting' edited in app settings"
# Save multiline text in a file
elif [[ "$type" == "text" ]] ; then
if [[ "$source" == *":"* ]] ; then
ynh_die "For technical reasons, multiline text '${short_setting}' can't be stored automatically in a variable file, you have to create custom getter/setter"
fi
local source_file="$(echo "$source" | sed s@__FINALPATH__@$final_path@ | sed s/__APP__/$app/)"
ynh_backup_if_checksum_is_different --file="$source_file"
echo "${!short_setting}" > "$source_file"
ynh_store_file_checksum --file="$source_file" --update_only
ynh_print_info "File '$source_file' overwrited with the content you provieded in '${short_setting}' question"
# Set value into a kind of key/value file
else
local source_key="$(echo "$source" | cut -d: -f1)"
source_key=${source_key:-$short_setting}
local source_file="$(echo "$source" | cut -d: -f2 | sed s@__FINALPATH__@$final_path@ | sed s/__APP__/$app/)"
ynh_backup_if_checksum_is_different --file="$source_file"
ynh_set_var --file="${source_file}" --key="${source_key}" --value="${!short_setting}"
ynh_store_file_checksum --file="$source_file" --update_only
# We stored the info in settings in order to be able to upgrade the app
ynh_app_setting_set $app $short_setting "${!short_setting}"
ynh_print_info "Configuration key '$source_key' edited into $source_file"
fi
fi
done
}
_ynh_app_config_show() {
for short_setting in "${!old[@]}"
do
if [[ "${old[$short_setting]}" != YNH_NULL ]] ; then
if [[ "${formats[$short_setting]}" == "yaml" ]] ; then
ynh_return "${short_setting}:"
ynh_return "$(echo "${old[$short_setting]}" | sed 's/^/ /g')"
else
ynh_return "${short_setting}: "'"'"$(echo "${old[$short_setting]}" | sed 's/"/\\"/g' | sed ':a;N;$!ba;s/\n/\n\n/g')"'"'
fi
fi
done
}
_ynh_app_config_validate() {
# Change detection
ynh_script_progression --message="Checking what changed in the new configuration..." --weight=1
local is_error=true
#for changed_status in "${!changed[@]}"
for short_setting in "${!old[@]}"
do
changed[$short_setting]=false
if [ -z ${!short_setting+x} ]; then
# Assign the var with the old value in order to allows multiple
# args validation
declare "$short_setting"="${old[$short_setting]}"
continue
fi
if [ ! -z "${file_hash[${short_setting}]}" ] ; then
file_hash[old__$short_setting]=""
file_hash[new__$short_setting]=""
if [ -f "${old[$short_setting]}" ] ; then
file_hash[old__$short_setting]=$(sha256sum "${old[$short_setting]}" | cut -d' ' -f1)
if [ -z "${!short_setting}" ] ; then
changed[$short_setting]=true
is_error=false
fi
fi
if [ -f "${!short_setting}" ] ; then
file_hash[new__$short_setting]=$(sha256sum "${!short_setting}" | cut -d' ' -f1)
if [[ "${file_hash[old__$short_setting]}" != "${file_hash[new__$short_setting]}" ]]
then
changed[$short_setting]=true
is_error=false
fi
fi
else
if [[ "${!short_setting}" != "${old[$short_setting]}" ]]
then
changed[$short_setting]=true
is_error=false
fi
fi
done
if [[ "$is_error" == "true" ]]
then
ynh_print_info "Nothing has changed"
exit 0
fi
# Run validation if something is changed
ynh_script_progression --message="Validating the new configuration..." --weight=1
for short_setting in "${!old[@]}"
do
[[ "${changed[$short_setting]}" == "false" ]] && continue
local result=""
if type -t validate__$short_setting | grep -q '^function$' 2>/dev/null; then
result="$(validate__$short_setting)"
fi
if [ -n "$result" ]
then
local key="YNH_ERROR_${short_setting}"
ynh_return "$key: \"$result\""
is_error=true
fi
done
if [[ "$is_error" == "true" ]]
then
exit 0
fi
}
ynh_app_config_get() {
_ynh_app_config_get
}
ynh_app_config_show() {
_ynh_app_config_show
}
ynh_app_config_validate() {
_ynh_app_config_validate
}
ynh_app_config_apply() {
_ynh_app_config_apply
}
ynh_app_config_run() {
declare -Ag old=()
declare -Ag changed=()
declare -Ag file_hash=()
declare -Ag sources=()
declare -Ag types=()
declare -Ag formats=()
case $1 in
show)
ynh_app_config_get
ynh_app_config_show
;;
apply)
max_progression=4
ynh_script_progression --message="Reading config panel description and current configuration..."
ynh_app_config_get
ynh_app_config_validate
ynh_script_progression --message="Applying the new configuration..."
ynh_app_config_apply
ynh_script_progression --message="Configuration of $app completed" --last
;;
esac
}

View file

@ -473,6 +473,105 @@ ynh_replace_vars () {
done
}
# Get a value from heterogeneous file (yaml, json, php, python...)
#
# usage: ynh_get_var --file=PATH --key=KEY
# | arg: -f, --file= - the path to the file
# | arg: -k, --key= - the key to get
#
# This helpers match several var affectation use case in several languages
# We don't use jq or equivalent to keep comments and blank space in files
# This helpers work line by line, it is not able to work correctly
# if you have several identical keys in your files
#
# Example of line this helpers can managed correctly
# .yml
# title: YunoHost documentation
# email: 'yunohost@yunohost.org'
# .json
# "theme": "colib'ris",
# "port": 8102
# "some_boolean": false,
# "user": null
# .ini
# some_boolean = On
# action = "Clear"
# port = 20
# .php
# $user=
# user => 20
# .py
# USER = 8102
# user = 'https://donate.local'
# CUSTOM['user'] = 'YunoHost'
# Requires YunoHost version 4.3 or higher.
ynh_get_var() {
# Declare an array to define the options of this helper.
local legacy_args=fk
local -A args_array=( [f]=file= [k]=key= )
local file
local key
# Manage arguments with getopts
ynh_handle_getopts_args "$@"
local var_part='^[ \t]*\$?(\w*\[)?[ \t]*["'"']?${key}['"'"]?[ \t]*\]?[ \t]*[:=]>?[ \t]*'
local crazy_value="$((grep -i -o -P '^[ \t]*\$?(\w*\[)?[ \t]*["'"']?${key}['"'"]?[ \t]*\]?[ \t]*[:=]>?[ \t]*\K.*(?=[ \t,\n;]*$)' ${file} || echo YNH_NULL) | head -n1)"
#"
local first_char="${crazy_value:0:1}"
if [[ "$first_char" == '"' ]] ; then
echo "$crazy_value" | grep -m1 -o -P '"\K([^"](\\")?)*[^\\](?=")' | head -n1 | sed 's/\\"/"/g'
elif [[ "$first_char" == "'" ]] ; then
echo "$crazy_value" | grep -m1 -o -P "'\K([^'](\\\\')?)*[^\\\\](?=')" | head -n1 | sed "s/\\\\'/'/g"
else
echo "$crazy_value"
fi
}
# Set a value into heterogeneous file (yaml, json, php, python...)
#
# usage: ynh_set_var --file=PATH --key=KEY --value=VALUE
# | arg: -f, --file= - the path to the file
# | arg: -k, --key= - the key to set
# | arg: -v, --value= - the value to set
#
# Requires YunoHost version 4.3 or higher.
ynh_set_var() {
# Declare an array to define the options of this helper.
local legacy_args=fkv
local -A args_array=( [f]=file= [k]=key= [v]=value=)
local file
local key
local value
# Manage arguments with getopts
ynh_handle_getopts_args "$@"
local var_part='[ \t]*\$?(\w*\[)?[ \t]*["'"']?${key}['"'"]?[ \t]*\]?[ \t]*[:=]>?[ \t]*'
local crazy_value="$(grep -i -o -P '^[ \t]*\$?(\w*\[)?[ \t]*["'"']?${key}['"'"]?[ \t]*\]?[ \t]*[:=]>?[ \t]*\K.*(?=[ \t,\n;]*$)' ${file} | head -n1)"
# local crazy_value="$(grep -i -o -P "^${var_part}\K.*(?=[ \t,\n;]*\$)" ${file} | head -n1)"
local first_char="${crazy_value:0:1}"
delimiter=$'\001'
if [[ "$first_char" == '"' ]] ; then
# \ and sed is quite complex you need 2 \\ to get one in a sed
# So we need \\\\ to go through 2 sed
value="$(echo "$value" | sed 's/"/\\\\"/g')"
sed -ri s$delimiter'^('"${var_part}"'")([^"]|\\")*("[ \t;,]*)$'$delimiter'\1'"${value}"'\4'$delimiter'i' ${file}
elif [[ "$first_char" == "'" ]] ; then
# \ and sed is quite complex you need 2 \\ to get one in a sed
# However double quotes implies to double \\ to
# So we need \\\\\\\\ to go through 2 sed and 1 double quotes str
value="$(echo "$value" | sed "s/'/\\\\\\\\'/g")"
sed -ri "s$delimiter^(${var_part}')([^']|\\')*('"'[ \t,;]*)$'$delimiter'\1'"${value}"'\4'$delimiter'i' ${file}
else
if [[ "$value" == *"'"* ]] || [[ "$value" == *'"'* ]] ; then
value='\"'"$(echo "$value" | sed 's/"/\\\\"/g')"'\"'
fi
sed -ri "s$delimiter^(${var_part}).*"'$'$delimiter'\1'"${value}"$delimiter'i' ${file}
fi
}
# Render templates with Jinja2
#
# [internal]

View file

@ -13,8 +13,8 @@
"app_already_installed": "{app} is already installed",
"app_already_installed_cant_change_url": "This app is already installed. The URL cannot be changed just by this function. Check in `app changeurl` if it's available.",
"app_already_up_to_date": "{app} is already up-to-date",
"app_argument_choice_invalid": "Use one of these choices '{choices}' for the argument '{name}'",
"app_argument_invalid": "Pick a valid value for the argument '{name}': {error}",
"app_argument_choice_invalid": "Use one of these choices '{choices}' for the argument '{name}' instead of '{value}'",
"app_argument_invalid": "Pick a valid value for the argument '{field}': {error}",
"app_argument_password_no_default": "Error while parsing password argument '{name}': password argument can't have a default value for security reason",
"app_argument_required": "Argument '{name}' is required",
"app_change_url_failed_nginx_reload": "Could not reload NGINX. Here is the output of 'nginx -t':\n{nginx_errors}",
@ -143,6 +143,7 @@
"confirm_app_install_danger": "DANGER! This app is known to be still experimental (if not explicitly not working)! You should probably NOT install it unless you know what you are doing. NO SUPPORT will be provided if this app doesn't work or breaks your system… If you are willing to take that risk anyway, type '{answers}'",
"confirm_app_install_thirdparty": "DANGER! This app is not part of YunoHost's app catalog. Installing third-party apps may compromise the integrity and security of your system. You should probably NOT install it unless you know what you are doing. NO SUPPORT will be provided if this app doesn't work or breaks your system… If you are willing to take that risk anyway, type '{answers}'",
"custom_app_url_required": "You must provide a URL to upgrade your custom app {app}",
"danger": "Danger:",
"diagnosis_basesystem_hardware": "Server hardware architecture is {virt} {arch}",
"diagnosis_basesystem_hardware_model": "Server model is {model}",
"diagnosis_basesystem_host": "Server is running Debian {debian_version}",
@ -397,8 +398,9 @@
"log_app_upgrade": "Upgrade the '{}' app",
"log_app_makedefault": "Make '{}' the default app",
"log_app_action_run": "Run action of the '{}' app",
"log_app_config_show_panel": "Show the config panel of the '{}' app",
"log_app_config_apply": "Apply config to the '{}' app",
"log_app_config_show": "Show the config panel of the '{}' app",
"log_app_config_get": "Get a specific setting from config panel of the '{}' app",
"log_app_config_set": "Apply config to the '{}' app",
"log_available_on_yunopaste": "This log is now available via {url}",
"log_backup_create": "Create a backup archive",
"log_backup_restore_system": "Restore system from a backup archive",

View file

@ -36,6 +36,7 @@ import urllib.parse
import tempfile
from collections import OrderedDict
from moulinette.interfaces.cli import colorize
from moulinette import Moulinette, m18n
from moulinette.core import MoulinetteError
from moulinette.utils.log import getActionLogger
@ -53,7 +54,9 @@ from moulinette.utils.filesystem import (
)
from yunohost.service import service_status, _run_service_command
from yunohost.utils import packages
from yunohost.utils import packages, config
from yunohost.utils.config import ConfigPanel, parse_args_in_yunohost_format, YunoHostArgumentFormatParser
from yunohost.utils.i18n import _value_for_locale
from yunohost.utils.error import YunohostError, YunohostValidationError
from yunohost.utils.filesystem import free_space_in_directory
from yunohost.log import is_unit_operation, OperationLogger
@ -189,10 +192,7 @@ def app_info(app, full=False):
"""
from yunohost.permission import user_permission_list
if not _is_installed(app):
raise YunohostValidationError(
"app_not_installed", app=app, all_apps=_get_all_installed_apps_id()
)
_assert_is_installed(app)
setting_path = os.path.join(APPS_SETTING_PATH, app)
local_manifest = _get_manifest_of_app(setting_path)
@ -536,10 +536,8 @@ def app_upgrade(app=[], url=None, file=None, force=False, no_safety_backup=False
apps = [app_ for i, app_ in enumerate(apps) if app_ not in apps[:i]]
# Abort if any of those app is in fact not installed..
for app in [app_ for app_ in apps if not _is_installed(app_)]:
raise YunohostValidationError(
"app_not_installed", app=app, all_apps=_get_all_installed_apps_id()
)
for app_ in apps:
_assert_is_installed(app_)
if len(apps) == 0:
raise YunohostValidationError("apps_already_up_to_date")
@ -753,7 +751,6 @@ def app_upgrade(app=[], url=None, file=None, force=False, no_safety_backup=False
for file_to_copy in [
"actions.json",
"actions.toml",
"config_panel.json",
"config_panel.toml",
"conf",
]:
@ -973,7 +970,6 @@ def app_install(
for file_to_copy in [
"actions.json",
"actions.toml",
"config_panel.json",
"config_panel.toml",
"conf",
]:
@ -1761,172 +1757,79 @@ def app_action_run(operation_logger, app, action, args=None):
return logger.success("Action successed!")
# Config panel todo list:
# * docstrings
# * merge translations on the json once the workflow is in place
def app_config_get(app, key='', mode='classic'):
"""
Display an app configuration in classic, full or export mode
"""
config = AppConfigPanel(app)
return config.get(key, mode)
@is_unit_operation()
def app_config_show_panel(operation_logger, app):
logger.warning(m18n.n("experimental_feature"))
def app_config_set(operation_logger, app, key=None, value=None, args=None, args_file=None):
"""
Apply a new app configuration
"""
from yunohost.hook import hook_exec
# this will take care of checking if the app is installed
app_info_dict = app_info(app)
config = AppConfigPanel(app)
YunoHostArgumentFormatParser.operation_logger = operation_logger
operation_logger.start()
config_panel = _get_app_config_panel(app)
config_script = os.path.join(APPS_SETTING_PATH, app, "scripts", "config")
app_id, app_instance_nb = _parse_app_instance_name(app)
result = config.set(key, value, args, args_file)
if "errors" not in result:
operation_logger.success()
return result
if not config_panel or not os.path.exists(config_script):
return {
class AppConfigPanel(ConfigPanel):
def __init__(self, app):
# Check app is installed
_assert_is_installed(app)
self.app = app
config_path = os.path.join(APPS_SETTING_PATH, app, "config_panel.toml")
super().__init__(config_path=config_path)
def _load_current_values(self):
self.values = self._call_config_script('show')
def _apply(self):
self.errors = self._call_config_script('apply', self.new_values)
def _call_config_script(self, action, env={}):
from yunohost.hook import hook_exec
# Add default config script if needed
config_script = os.path.join(APPS_SETTING_PATH, self.app, "scripts", "config")
if not os.path.exists(config_script):
logger.debug("Adding a default config script")
default_script = """#!/bin/bash
source /usr/share/yunohost/helpers
ynh_abort_if_errors
final_path=$(ynh_app_setting_get $app final_path)
ynh_app_config_run $1
"""
write_to_file(config_script, default_script)
# Call config script to extract current values
logger.debug(f"Calling '{action}' action from config script")
app_id, app_instance_nb = _parse_app_instance_name(self.app)
env.update({
"app_id": app_id,
"app": app,
"app_name": app_info_dict["name"],
"config_panel": [],
}
"app": self.app,
"app_instance_nb": str(app_instance_nb),
})
env = {
"YNH_APP_ID": app_id,
"YNH_APP_INSTANCE_NAME": app,
"YNH_APP_INSTANCE_NUMBER": str(app_instance_nb),
}
# FIXME: this should probably be ran in a tmp workdir...
return_code, parsed_values = hook_exec(
config_script, args=["show"], env=env, return_format="plain_dict"
)
if return_code != 0:
raise Exception(
"script/config show return value code: %s (considered as an error)",
return_code,
ret, values = hook_exec(
config_script, args=[action], env=env
)
logger.debug("Generating global variables:")
for tab in config_panel.get("panel", []):
tab_id = tab["id"] # this makes things easier to debug on crash
for section in tab.get("sections", []):
section_id = section["id"]
for option in section.get("options", []):
option_name = option["name"]
generated_name = (
"YNH_CONFIG_%s_%s_%s" % (tab_id, section_id, option_name)
).upper()
option["name"] = generated_name
logger.debug(
" * '%s'.'%s'.'%s' -> %s",
tab.get("name"),
section.get("name"),
option.get("name"),
generated_name,
)
if generated_name in parsed_values:
# code is not adapted for that so we have to mock expected format :/
if option.get("type") == "boolean":
if parsed_values[generated_name].lower() in ("true", "1", "y"):
option["default"] = parsed_values[generated_name]
else:
del option["default"]
else:
option["default"] = parsed_values[generated_name]
args_dict = _parse_args_in_yunohost_format(
{option["name"]: parsed_values[generated_name]}, [option]
)
option["default"] = args_dict[option["name"]][0]
else:
logger.debug(
"Variable '%s' is not declared by config script, using default",
generated_name,
)
# do nothing, we'll use the default if present
return {
"app_id": app_id,
"app": app,
"app_name": app_info_dict["name"],
"config_panel": config_panel,
"logs": operation_logger.success(),
}
@is_unit_operation()
def app_config_apply(operation_logger, app, args):
logger.warning(m18n.n("experimental_feature"))
from yunohost.hook import hook_exec
installed = _is_installed(app)
if not installed:
raise YunohostValidationError(
"app_not_installed", app=app, all_apps=_get_all_installed_apps_id()
)
config_panel = _get_app_config_panel(app)
config_script = os.path.join(APPS_SETTING_PATH, app, "scripts", "config")
if not config_panel or not os.path.exists(config_script):
# XXX real exception
raise Exception("Not config-panel.json nor scripts/config")
operation_logger.start()
app_id, app_instance_nb = _parse_app_instance_name(app)
env = {
"YNH_APP_ID": app_id,
"YNH_APP_INSTANCE_NAME": app,
"YNH_APP_INSTANCE_NUMBER": str(app_instance_nb),
}
args = dict(urllib.parse.parse_qsl(args, keep_blank_values=True)) if args else {}
for tab in config_panel.get("panel", []):
tab_id = tab["id"] # this makes things easier to debug on crash
for section in tab.get("sections", []):
section_id = section["id"]
for option in section.get("options", []):
option_name = option["name"]
generated_name = (
"YNH_CONFIG_%s_%s_%s" % (tab_id, section_id, option_name)
).upper()
if generated_name in args:
logger.debug(
"include into env %s=%s", generated_name, args[generated_name]
)
env[generated_name] = args[generated_name]
else:
logger.debug("no value for key id %s", generated_name)
# for debug purpose
for key in args:
if key not in env:
logger.warning(
"Ignore key '%s' from arguments because it is not in the config", key
)
# FIXME: this should probably be ran in a tmp workdir...
return_code = hook_exec(
config_script,
args=["apply"],
env=env,
)[0]
if return_code != 0:
msg = (
"'script/config apply' return value code: %s (considered as an error)"
% return_code
)
operation_logger.error(msg)
raise Exception(msg)
logger.success("Config updated as expected")
return {
"app": app,
"logs": operation_logger.success(),
}
if ret != 0:
if action == 'show':
raise YunohostError("app_config_unable_to_read_values")
else:
raise YunohostError("app_config_unable_to_apply_values_correctly")
return values
def _get_all_installed_apps_id():
"""
@ -2029,145 +1932,6 @@ def _get_app_actions(app_id):
return None
def _get_app_config_panel(app_id):
"Get app config panel stored in json or in toml"
config_panel_toml_path = os.path.join(
APPS_SETTING_PATH, app_id, "config_panel.toml"
)
config_panel_json_path = os.path.join(
APPS_SETTING_PATH, app_id, "config_panel.json"
)
# sample data to get an idea of what is going on
# this toml extract:
#
# version = "0.1"
# name = "Unattended-upgrades configuration panel"
#
# [main]
# name = "Unattended-upgrades configuration"
#
# [main.unattended_configuration]
# name = "50unattended-upgrades configuration file"
#
# [main.unattended_configuration.upgrade_level]
# name = "Choose the sources of packages to automatically upgrade."
# default = "Security only"
# type = "text"
# help = "We can't use a choices field for now. In the meantime please choose between one of this values:<br>Security only, Security and updates."
# # choices = ["Security only", "Security and updates"]
# [main.unattended_configuration.ynh_update]
# name = "Would you like to update YunoHost packages automatically ?"
# type = "bool"
# default = true
#
# will be parsed into this:
#
# OrderedDict([(u'version', u'0.1'),
# (u'name', u'Unattended-upgrades configuration panel'),
# (u'main',
# OrderedDict([(u'name', u'Unattended-upgrades configuration'),
# (u'unattended_configuration',
# OrderedDict([(u'name',
# u'50unattended-upgrades configuration file'),
# (u'upgrade_level',
# OrderedDict([(u'name',
# u'Choose the sources of packages to automatically upgrade.'),
# (u'default',
# u'Security only'),
# (u'type', u'text'),
# (u'help',
# u"We can't use a choices field for now. In the meantime please choose between one of this values:<br>Security only, Security and updates.")])),
# (u'ynh_update',
# OrderedDict([(u'name',
# u'Would you like to update YunoHost packages automatically ?'),
# (u'type', u'bool'),
# (u'default', True)])),
#
# and needs to be converted into this:
#
# {u'name': u'Unattended-upgrades configuration panel',
# u'panel': [{u'id': u'main',
# u'name': u'Unattended-upgrades configuration',
# u'sections': [{u'id': u'unattended_configuration',
# u'name': u'50unattended-upgrades configuration file',
# u'options': [{u'//': u'"choices" : ["Security only", "Security and updates"]',
# u'default': u'Security only',
# u'help': u"We can't use a choices field for now. In the meantime please choose between one of this values:<br>Security only, Security and updates.",
# u'id': u'upgrade_level',
# u'name': u'Choose the sources of packages to automatically upgrade.',
# u'type': u'text'},
# {u'default': True,
# u'id': u'ynh_update',
# u'name': u'Would you like to update YunoHost packages automatically ?',
# u'type': u'bool'},
if os.path.exists(config_panel_toml_path):
toml_config_panel = toml.load(
open(config_panel_toml_path, "r"), _dict=OrderedDict
)
# transform toml format into json format
config_panel = {
"name": toml_config_panel["name"],
"version": toml_config_panel["version"],
"panel": [],
}
panels = [
key_value
for key_value in toml_config_panel.items()
if key_value[0] not in ("name", "version")
and isinstance(key_value[1], OrderedDict)
]
for key, value in panels:
panel = {
"id": key,
"name": value["name"],
"sections": [],
}
sections = [
k_v1
for k_v1 in value.items()
if k_v1[0] not in ("name",) and isinstance(k_v1[1], OrderedDict)
]
for section_key, section_value in sections:
section = {
"id": section_key,
"name": section_value["name"],
"options": [],
}
options = [
k_v
for k_v in section_value.items()
if k_v[0] not in ("name",) and isinstance(k_v[1], OrderedDict)
]
for option_key, option_value in options:
option = dict(option_value)
option["name"] = option_key
option["ask"] = {"en": option["ask"]}
if "help" in option:
option["help"] = {"en": option["help"]}
section["options"].append(option)
panel["sections"].append(section)
config_panel["panel"].append(panel)
return config_panel
elif os.path.exists(config_panel_json_path):
return json.load(open(config_panel_json_path))
return None
def _get_app_settings(app_id):
"""
Get settings of an installed app
@ -2608,34 +2372,17 @@ def _is_installed(app):
return os.path.isdir(APPS_SETTING_PATH + app)
def _assert_is_installed(app):
if not _is_installed(app):
raise YunohostValidationError(
"app_not_installed", app=app, all_apps=_get_all_installed_apps_id()
)
def _installed_apps():
return os.listdir(APPS_SETTING_PATH)
def _value_for_locale(values):
"""
Return proper value for current locale
Keyword arguments:
values -- A dict of values associated to their locale
Returns:
An utf-8 encoded string
"""
if not isinstance(values, dict):
return values
for lang in [m18n.locale, m18n.default_locale]:
try:
return values[lang]
except KeyError:
continue
# Fallback to first value
return list(values.values())[0]
def _check_manifest_requirements(manifest, app_instance_name):
"""Check if required packages are met from the manifest"""
@ -2682,7 +2429,7 @@ def _parse_args_from_manifest(manifest, action, args={}):
return OrderedDict()
action_args = manifest["arguments"][action]
return _parse_args_in_yunohost_format(args, action_args)
return parse_args_in_yunohost_format(args, action_args)
def _parse_args_for_action(action, args={}):
@ -2706,299 +2453,7 @@ def _parse_args_for_action(action, args={}):
action_args = action["arguments"]
return _parse_args_in_yunohost_format(args, action_args)
class Question:
"empty class to store questions information"
class YunoHostArgumentFormatParser(object):
hide_user_input_in_prompt = False
def parse_question(self, question, user_answers):
parsed_question = Question()
parsed_question.name = question["name"]
parsed_question.default = question.get("default", None)
parsed_question.choices = question.get("choices", [])
parsed_question.optional = question.get("optional", False)
parsed_question.ask = question.get("ask")
parsed_question.value = user_answers.get(parsed_question.name)
if parsed_question.ask is None:
parsed_question.ask = "Enter value for '%s':" % parsed_question.name
# Empty value is parsed as empty string
if parsed_question.default == "":
parsed_question.default = None
return parsed_question
def parse(self, question, user_answers):
question = self.parse_question(question, user_answers)
if question.value is None:
text_for_user_input_in_cli = self._format_text_for_user_input_in_cli(
question
)
try:
question.value = Moulinette.prompt(
text_for_user_input_in_cli, self.hide_user_input_in_prompt
)
except NotImplementedError:
question.value = None
# we don't have an answer, check optional and default_value
if question.value is None or question.value == "":
if not question.optional and question.default is None:
raise YunohostValidationError(
"app_argument_required", name=question.name
)
else:
question.value = (
getattr(self, "default_value", None)
if question.default is None
else question.default
)
# we have an answer, do some post checks
if question.value is not None:
if question.choices and question.value not in question.choices:
self._raise_invalid_answer(question)
# this is done to enforce a certain formating like for boolean
# by default it doesn't do anything
question.value = self._post_parse_value(question)
return (question.value, self.argument_type)
def _raise_invalid_answer(self, question):
raise YunohostValidationError(
"app_argument_choice_invalid",
name=question.name,
choices=", ".join(question.choices),
)
def _format_text_for_user_input_in_cli(self, question):
text_for_user_input_in_cli = _value_for_locale(question.ask)
if question.choices:
text_for_user_input_in_cli += " [{0}]".format(" | ".join(question.choices))
if question.default is not None:
text_for_user_input_in_cli += " (default: {0})".format(question.default)
return text_for_user_input_in_cli
def _post_parse_value(self, question):
return question.value
class StringArgumentParser(YunoHostArgumentFormatParser):
argument_type = "string"
default_value = ""
class PasswordArgumentParser(YunoHostArgumentFormatParser):
hide_user_input_in_prompt = True
argument_type = "password"
default_value = ""
forbidden_chars = "{}"
def parse_question(self, question, user_answers):
question = super(PasswordArgumentParser, self).parse_question(
question, user_answers
)
if question.default is not None:
raise YunohostValidationError(
"app_argument_password_no_default", name=question.name
)
return question
def _post_parse_value(self, question):
if any(char in question.value for char in self.forbidden_chars):
raise YunohostValidationError(
"pattern_password_app", forbidden_chars=self.forbidden_chars
)
# If it's an optional argument the value should be empty or strong enough
if not question.optional or question.value:
from yunohost.utils.password import assert_password_is_strong_enough
assert_password_is_strong_enough("user", question.value)
return super(PasswordArgumentParser, self)._post_parse_value(question)
class PathArgumentParser(YunoHostArgumentFormatParser):
argument_type = "path"
default_value = ""
class BooleanArgumentParser(YunoHostArgumentFormatParser):
argument_type = "boolean"
default_value = False
def parse_question(self, question, user_answers):
question = super(BooleanArgumentParser, self).parse_question(
question, user_answers
)
if question.default is None:
question.default = False
return question
def _format_text_for_user_input_in_cli(self, question):
text_for_user_input_in_cli = _value_for_locale(question.ask)
text_for_user_input_in_cli += " [yes | no]"
if question.default is not None:
formatted_default = "yes" if question.default else "no"
text_for_user_input_in_cli += " (default: {0})".format(formatted_default)
return text_for_user_input_in_cli
def _post_parse_value(self, question):
if isinstance(question.value, bool):
return 1 if question.value else 0
if str(question.value).lower() in ["1", "yes", "y", "true"]:
return 1
if str(question.value).lower() in ["0", "no", "n", "false"]:
return 0
raise YunohostValidationError(
"app_argument_choice_invalid",
name=question.name,
choices="yes, no, y, n, 1, 0",
)
class DomainArgumentParser(YunoHostArgumentFormatParser):
argument_type = "domain"
def parse_question(self, question, user_answers):
from yunohost.domain import domain_list, _get_maindomain
question = super(DomainArgumentParser, self).parse_question(
question, user_answers
)
if question.default is None:
question.default = _get_maindomain()
question.choices = domain_list()["domains"]
return question
def _raise_invalid_answer(self, question):
raise YunohostValidationError(
"app_argument_invalid", name=question.name, error=m18n.n("domain_unknown")
)
class UserArgumentParser(YunoHostArgumentFormatParser):
argument_type = "user"
def parse_question(self, question, user_answers):
from yunohost.user import user_list, user_info
from yunohost.domain import _get_maindomain
question = super(UserArgumentParser, self).parse_question(
question, user_answers
)
question.choices = user_list()["users"]
if question.default is None:
root_mail = "root@%s" % _get_maindomain()
for user in question.choices.keys():
if root_mail in user_info(user).get("mail-aliases", []):
question.default = user
break
return question
def _raise_invalid_answer(self, question):
raise YunohostValidationError(
"app_argument_invalid",
name=question.name,
error=m18n.n("user_unknown", user=question.value),
)
class NumberArgumentParser(YunoHostArgumentFormatParser):
argument_type = "number"
default_value = ""
def parse_question(self, question, user_answers):
question = super(NumberArgumentParser, self).parse_question(
question, user_answers
)
if question.default is None:
question.default = 0
return question
def _post_parse_value(self, question):
if isinstance(question.value, int):
return super(NumberArgumentParser, self)._post_parse_value(question)
if isinstance(question.value, str) and question.value.isdigit():
return int(question.value)
raise YunohostValidationError(
"app_argument_invalid", name=question.name, error=m18n.n("invalid_number")
)
class DisplayTextArgumentParser(YunoHostArgumentFormatParser):
argument_type = "display_text"
def parse(self, question, user_answers):
print(question["ask"])
ARGUMENTS_TYPE_PARSERS = {
"string": StringArgumentParser,
"password": PasswordArgumentParser,
"path": PathArgumentParser,
"boolean": BooleanArgumentParser,
"domain": DomainArgumentParser,
"user": UserArgumentParser,
"number": NumberArgumentParser,
"display_text": DisplayTextArgumentParser,
}
def _parse_args_in_yunohost_format(user_answers, argument_questions):
"""Parse arguments store in either manifest.json or actions.json or from a
config panel against the user answers when they are present.
Keyword arguments:
user_answers -- a dictionnary of arguments from the user (generally
empty in CLI, filed from the admin interface)
argument_questions -- the arguments description store in yunohost
format from actions.json/toml, manifest.json/toml
or config_panel.json/toml
"""
parsed_answers_dict = OrderedDict()
for question in argument_questions:
parser = ARGUMENTS_TYPE_PARSERS[question.get("type", "string")]()
answer = parser.parse(question=question, user_answers=user_answers)
if answer is not None:
parsed_answers_dict[question["name"]] = answer
return parsed_answers_dict
return parse_args_in_yunohost_format(args, action_args)
def _validate_and_normalize_webpath(args_dict, app_folder):

View file

@ -34,7 +34,7 @@ from importlib import import_module
from moulinette import m18n, Moulinette
from yunohost.utils.error import YunohostError, YunohostValidationError
from moulinette.utils import log
from moulinette.utils.filesystem import read_json
from moulinette.utils.filesystem import read_yaml
HOOK_FOLDER = "/usr/share/yunohost/hooks/"
CUSTOM_HOOK_FOLDER = "/etc/yunohost/hooks.d/"
@ -326,7 +326,7 @@ def hook_exec(
chdir=None,
env=None,
user="root",
return_format="json",
return_format="yaml",
):
"""
Execute hook from a file with arguments
@ -447,10 +447,10 @@ def _hook_exec_bash(path, args, chdir, env, user, return_format, loggers):
raw_content = f.read()
returncontent = {}
if return_format == "json":
if return_format == "yaml":
if raw_content != "":
try:
returncontent = read_json(stdreturn)
returncontent = read_yaml(stdreturn)
except Exception as e:
raise YunohostError(
"hook_json_return_error",

View file

@ -0,0 +1,814 @@
# -*- coding: utf-8 -*-
""" License
Copyright (C) 2018 YUNOHOST.ORG
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published
by the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, see http://www.gnu.org/licenses
"""
import os
import re
import toml
import urllib.parse
import tempfile
from collections import OrderedDict
from moulinette.interfaces.cli import colorize
from moulinette import Moulinette, m18n
from moulinette.utils.log import getActionLogger
from moulinette.utils.process import check_output
from moulinette.utils.filesystem import (
read_toml,
read_yaml,
write_to_yaml,
mkdir,
)
from yunohost.service import _get_services
from yunohost.service import _run_service_command, _get_services
from yunohost.utils.i18n import _value_for_locale
from yunohost.utils.error import YunohostError, YunohostValidationError
logger = getActionLogger("yunohost.config")
CONFIG_PANEL_VERSION_SUPPORTED = 1.0
class ConfigPanel:
def __init__(self, config_path, save_path=None):
self.config_path = config_path
self.save_path = save_path
self.config = {}
self.values = {}
self.new_values = {}
def get(self, key='', mode='classic'):
self.filter_key = key or ''
# Read config panel toml
self._get_config_panel()
if not self.config:
raise YunohostError("config_no_panel")
# Read or get values and hydrate the config
self._load_current_values()
self._hydrate()
# Format result in full mode
if mode == 'full':
return self.config
# In 'classic' mode, we display the current value if key refer to an option
if self.filter_key.count('.') == 2 and mode == 'classic':
option = self.filter_key.split('.')[-1]
return self.values.get(option, None)
# Format result in 'classic' or 'export' mode
logger.debug(f"Formating result in '{mode}' mode")
result = {}
for panel, section, option in self._iterate():
key = f"{panel['id']}.{section['id']}.{option['id']}"
if mode == 'export':
result[option['id']] = option.get('current_value')
else:
result[key] = { 'ask': _value_for_locale(option['ask']) }
if 'current_value' in option:
result[key]['value'] = option['current_value']
return result
def set(self, key=None, value=None, args=None, args_file=None):
self.filter_key = key or ''
# Read config panel toml
self._get_config_panel()
if not self.config:
raise YunohostError("config_no_panel")
if (args is not None or args_file is not None) and value is not None:
raise YunohostError("config_args_value")
if self.filter_key.count('.') != 2 and not value is None:
raise YunohostError("config_set_value_on_section")
# Import and parse pre-answered options
logger.debug("Import and parse pre-answered options")
args = urllib.parse.parse_qs(args or '', keep_blank_values=True)
self.args = { key: ','.join(value_) for key, value_ in args.items() }
if args_file:
# Import YAML / JSON file but keep --args values
self.args = { **read_yaml(args_file), **self.args }
if value is not None:
self.args = {self.filter_key.split('.')[-1]: value}
# Read or get values and hydrate the config
self._load_current_values()
self._hydrate()
try:
self._ask()
self._apply()
# Script got manually interrupted ...
# N.B. : KeyboardInterrupt does not inherit from Exception
except (KeyboardInterrupt, EOFError):
error = m18n.n("operation_interrupted")
logger.error(m18n.n("config_failed", error=error))
raise
# Something wrong happened in Yunohost's code (most probably hook_exec)
except Exception:
import traceback
error = m18n.n("unexpected_error", error="\n" + traceback.format_exc())
logger.error(m18n.n("config_failed", error=error))
raise
finally:
# Delete files uploaded from API
FileArgumentParser.clean_upload_dirs()
if self.errors:
return {
"errors": errors,
}
self._reload_services()
logger.success("Config updated as expected")
return {}
def _get_toml(self):
return read_toml(self.config_path)
def _get_config_panel(self):
# Split filter_key
filter_key = dict(enumerate(self.filter_key.split('.')))
if len(filter_key) > 3:
raise YunohostError("config_too_much_sub_keys")
if not os.path.exists(self.config_path):
return None
toml_config_panel = self._get_toml()
# Check TOML config panel is in a supported version
if float(toml_config_panel["version"]) < CONFIG_PANEL_VERSION_SUPPORTED:
raise YunohostError(
"config_too_old_version", version=toml_config_panel["version"]
)
# Transform toml format into internal format
defaults = {
'toml': {
'version': 1.0
},
'panels': {
'name': '',
'services': [],
'actions': {'apply': {'en': 'Apply'}}
}, # help
'sections': {
'name': '',
'services': [],
'optional': True
}, # visibleIf help
'options': {}
# ask type source help helpLink example style icon placeholder visibleIf
# optional choices pattern limit min max step accept redact
}
def convert(toml_node, node_type):
"""Convert TOML in internal format ('full' mode used by webadmin)
Here are some properties of 1.0 config panel in toml:
- node properties and node children are mixed,
- text are in english only
- some properties have default values
This function detects all children nodes and put them in a list
"""
# Prefill the node default keys if needed
default = defaults[node_type]
node = {key: toml_node.get(key, value) for key, value in default.items()}
# Define the filter_key part to use and the children type
i = list(defaults).index(node_type)
search_key = filter_key.get(i)
subnode_type = list(defaults)[i+1] if node_type != 'options' else None
for key, value in toml_node.items():
# Key/value are a child node
if isinstance(value, OrderedDict) and key not in default and subnode_type:
# We exclude all nodes not referenced by the filter_key
if search_key and key != search_key:
continue
subnode = convert(value, subnode_type)
subnode['id'] = key
if node_type == 'sections':
subnode['name'] = key # legacy
subnode.setdefault('optional', toml_node.get('optional', True))
node.setdefault(subnode_type, []).append(subnode)
# Key/value are a property
else:
# Todo search all i18n keys
node[key] = value if key not in ['ask', 'help', 'name'] else { 'en': value }
return node
self.config = convert(toml_config_panel, 'toml')
try:
self.config['panels'][0]['sections'][0]['options'][0]
except (KeyError, IndexError):
raise YunohostError(
"config_empty_or_bad_filter_key", filter_key=self.filter_key
)
return self.config
def _hydrate(self):
# Hydrating config panel with current value
logger.debug("Hydrating config with current values")
for _, _, option in self._iterate():
if option['name'] not in self.values:
continue
value = self.values[option['name']]
# In general, the value is just a simple value.
# Sometimes it could be a dict used to overwrite the option itself
value = value if isinstance(value, dict) else {'current_value': value }
option.update(value)
return self.values
def _ask(self):
logger.debug("Ask unanswered question and prevalidate data")
def display_header(message):
""" CLI panel/section header display
"""
if Moulinette.interface.type == 'cli' and self.filter_key.count('.') < 2:
Moulinette.display(colorize(message, 'purple'))
for panel, section, obj in self._iterate(['panel', 'section']):
if panel == obj:
name = _value_for_locale(panel['name'])
display_header(f"\n{'='*40}\n>>>> {name}\n{'='*40}")
continue
name = _value_for_locale(section['name'])
display_header(f"\n# {name}")
# Check and ask unanswered questions
self.new_values.update(parse_args_in_yunohost_format(
self.args, section['options']
))
self.new_values = {key: str(value[0]) for key, value in self.new_values.items() if not value[0] is None}
def _apply(self):
logger.info("Running config script...")
dir_path = os.path.dirname(os.path.realpath(self.save_path))
if not os.path.exists(dir_path):
mkdir(dir_path, mode=0o700)
# Save the settings to the .yaml file
write_to_yaml(self.save_path, self.new_values)
def _reload_services(self):
logger.info("Reloading services...")
services_to_reload = set()
for panel, section, obj in self._iterate(['panel', 'section', 'option']):
services_to_reload |= set(obj.get('services', []))
services_to_reload = list(services_to_reload)
services_to_reload.sort(key = 'nginx'.__eq__)
for service in services_to_reload:
if '__APP__':
service = service.replace('__APP__', self.app)
logger.debug(f"Reloading {service}")
if not _run_service_command('reload-or-restart', service):
services = _get_services()
test_conf = services[service].get('test_conf', 'true')
errors = check_output(f"{test_conf}; exit 0") if test_conf else ''
raise YunohostError(
"config_failed_service_reload",
service=service, errors=errors
)
def _iterate(self, trigger=['option']):
for panel in self.config.get("panels", []):
if 'panel' in trigger:
yield (panel, None, panel)
for section in panel.get("sections", []):
if 'section' in trigger:
yield (panel, section, section)
if 'option' in trigger:
for option in section.get("options", []):
yield (panel, section, option)
class Question:
"empty class to store questions information"
class YunoHostArgumentFormatParser(object):
hide_user_input_in_prompt = False
operation_logger = None
def parse_question(self, question, user_answers):
parsed_question = Question()
parsed_question.name = question["name"]
parsed_question.type = question.get("type", 'string')
parsed_question.default = question.get("default", None)
parsed_question.current_value = question.get("current_value")
parsed_question.optional = question.get("optional", False)
parsed_question.choices = question.get("choices", [])
parsed_question.pattern = question.get("pattern")
parsed_question.ask = question.get("ask", {'en': f"{parsed_question.name}"})
parsed_question.help = question.get("help")
parsed_question.helpLink = question.get("helpLink")
parsed_question.value = user_answers.get(parsed_question.name)
parsed_question.redact = question.get('redact', False)
# Empty value is parsed as empty string
if parsed_question.default == "":
parsed_question.default = None
return parsed_question
def parse(self, question, user_answers):
question = self.parse_question(question, user_answers)
while True:
# Display question if no value filled or if it's a readonly message
if Moulinette.interface.type== 'cli':
text_for_user_input_in_cli = self._format_text_for_user_input_in_cli(
question
)
if getattr(self, "readonly", False):
Moulinette.display(text_for_user_input_in_cli)
elif question.value is None:
prefill = ""
if question.current_value is not None:
prefill = question.current_value
elif question.default is not None:
prefill = question.default
question.value = Moulinette.prompt(
message=text_for_user_input_in_cli,
is_password=self.hide_user_input_in_prompt,
confirm=self.hide_user_input_in_prompt,
prefill=prefill,
is_multiline=(question.type == "text")
)
# Apply default value
if question.value in [None, ""] and question.default is not None:
question.value = (
getattr(self, "default_value", None)
if question.default is None
else question.default
)
# Prevalidation
try:
self._prevalidate(question)
except YunohostValidationError as e:
if Moulinette.interface.type== 'api':
raise
Moulinette.display(str(e), 'error')
question.value = None
continue
break
# this is done to enforce a certain formating like for boolean
# by default it doesn't do anything
question.value = self._post_parse_value(question)
return (question.value, self.argument_type)
def _prevalidate(self, question):
if question.value in [None, ""] and not question.optional:
raise YunohostValidationError(
"app_argument_required", name=question.name
)
# we have an answer, do some post checks
if question.value is not None:
if question.choices and question.value not in question.choices:
self._raise_invalid_answer(question)
if question.pattern and not re.match(question.pattern['regexp'], str(question.value)):
raise YunohostValidationError(
question.pattern['error'],
name=question.name,
value=question.value,
)
def _raise_invalid_answer(self, question):
raise YunohostValidationError(
"app_argument_choice_invalid",
name=question.name,
value=question.value,
choices=", ".join(question.choices),
)
def _format_text_for_user_input_in_cli(self, question):
text_for_user_input_in_cli = _value_for_locale(question.ask)
if question.choices:
text_for_user_input_in_cli += " [{0}]".format(" | ".join(question.choices))
if question.help or question.helpLink:
text_for_user_input_in_cli += ":\033[m"
if question.help:
text_for_user_input_in_cli += "\n - "
text_for_user_input_in_cli += _value_for_locale(question.help)
if question.helpLink:
if not isinstance(question.helpLink, dict):
question.helpLink = {'href': question.helpLink}
text_for_user_input_in_cli += f"\n - See {question.helpLink['href']}"
return text_for_user_input_in_cli
def _post_parse_value(self, question):
if not question.redact:
return question.value
# Tell the operation_logger to redact all password-type / secret args
# Also redact the % escaped version of the password that might appear in
# the 'args' section of metadata (relevant for password with non-alphanumeric char)
data_to_redact = []
if question.value and isinstance(question.value, str):
data_to_redact.append(question.value)
if question.current_value and isinstance(question.current_value, str):
data_to_redact.append(question.current_value)
data_to_redact += [
urllib.parse.quote(data)
for data in data_to_redact
if urllib.parse.quote(data) != data
]
if self.operation_logger:
self.operation_logger.data_to_redact.extend(data_to_redact)
elif data_to_redact:
raise YunohostError("app_argument_cant_redact", arg=question.name)
return question.value
class StringArgumentParser(YunoHostArgumentFormatParser):
argument_type = "string"
default_value = ""
class TagsArgumentParser(YunoHostArgumentFormatParser):
argument_type = "tags"
def _prevalidate(self, question):
values = question.value
for value in values.split(','):
question.value = value
super()._prevalidate(question)
question.value = values
class PasswordArgumentParser(YunoHostArgumentFormatParser):
hide_user_input_in_prompt = True
argument_type = "password"
default_value = ""
forbidden_chars = "{}"
def parse_question(self, question, user_answers):
question = super(PasswordArgumentParser, self).parse_question(
question, user_answers
)
question.redact = True
if question.default is not None:
raise YunohostValidationError(
"app_argument_password_no_default", name=question.name
)
return question
def _prevalidate(self, question):
super()._prevalidate(question)
if question.value is not None:
if any(char in question.value for char in self.forbidden_chars):
raise YunohostValidationError(
"pattern_password_app", forbidden_chars=self.forbidden_chars
)
# If it's an optional argument the value should be empty or strong enough
from yunohost.utils.password import assert_password_is_strong_enough
assert_password_is_strong_enough("user", question.value)
class PathArgumentParser(YunoHostArgumentFormatParser):
argument_type = "path"
default_value = ""
class BooleanArgumentParser(YunoHostArgumentFormatParser):
argument_type = "boolean"
default_value = False
def parse_question(self, question, user_answers):
question = super().parse_question(
question, user_answers
)
if question.default is None:
question.default = False
return question
def _format_text_for_user_input_in_cli(self, question):
text_for_user_input_in_cli = _value_for_locale(question.ask)
text_for_user_input_in_cli += " [yes | no]"
if question.default is not None:
formatted_default = "yes" if question.default else "no"
text_for_user_input_in_cli += " (default: {0})".format(formatted_default)
return text_for_user_input_in_cli
def _post_parse_value(self, question):
if isinstance(question.value, bool):
return 1 if question.value else 0
if str(question.value).lower() in ["1", "yes", "y", "true"]:
return 1
if str(question.value).lower() in ["0", "no", "n", "false"]:
return 0
raise YunohostValidationError(
"app_argument_choice_invalid",
name=question.name,
value=question.value,
choices="yes, no, y, n, 1, 0",
)
class DomainArgumentParser(YunoHostArgumentFormatParser):
argument_type = "domain"
def parse_question(self, question, user_answers):
from yunohost.domain import domain_list, _get_maindomain
question = super(DomainArgumentParser, self).parse_question(
question, user_answers
)
if question.default is None:
question.default = _get_maindomain()
question.choices = domain_list()["domains"]
return question
def _raise_invalid_answer(self, question):
raise YunohostValidationError(
"app_argument_invalid", field=question.name, error=m18n.n("domain_unknown")
)
class UserArgumentParser(YunoHostArgumentFormatParser):
argument_type = "user"
def parse_question(self, question, user_answers):
from yunohost.user import user_list, user_info
from yunohost.domain import _get_maindomain
question = super(UserArgumentParser, self).parse_question(
question, user_answers
)
question.choices = user_list()["users"]
if question.default is None:
root_mail = "root@%s" % _get_maindomain()
for user in question.choices.keys():
if root_mail in user_info(user).get("mail-aliases", []):
question.default = user
break
return question
def _raise_invalid_answer(self, question):
raise YunohostValidationError(
"app_argument_invalid",
field=question.name,
error=m18n.n("user_unknown", user=question.value),
)
class NumberArgumentParser(YunoHostArgumentFormatParser):
argument_type = "number"
default_value = ""
def parse_question(self, question, user_answers):
question_parsed = super().parse_question(
question, user_answers
)
question_parsed.min = question.get('min', None)
question_parsed.max = question.get('max', None)
if question_parsed.default is None:
question_parsed.default = 0
return question_parsed
def _prevalidate(self, question):
super()._prevalidate(question)
if not isinstance(question.value, int) and not (isinstance(question.value, str) and question.value.isdigit()):
raise YunohostValidationError(
"app_argument_invalid", field=question.name, error=m18n.n("invalid_number")
)
if question.min is not None and int(question.value) < question.min:
raise YunohostValidationError(
"app_argument_invalid", field=question.name, error=m18n.n("invalid_number")
)
if question.max is not None and int(question.value) > question.max:
raise YunohostValidationError(
"app_argument_invalid", field=question.name, error=m18n.n("invalid_number")
)
def _post_parse_value(self, question):
if isinstance(question.value, int):
return super()._post_parse_value(question)
if isinstance(question.value, str) and question.value.isdigit():
return int(question.value)
raise YunohostValidationError(
"app_argument_invalid", field=question.name, error=m18n.n("invalid_number")
)
class DisplayTextArgumentParser(YunoHostArgumentFormatParser):
argument_type = "display_text"
readonly = True
def parse_question(self, question, user_answers):
question_parsed = super().parse_question(
question, user_answers
)
question_parsed.optional = True
question_parsed.style = question.get('style', 'info')
return question_parsed
def _format_text_for_user_input_in_cli(self, question):
text = question.ask['en']
if question.style in ['success', 'info', 'warning', 'danger']:
color = {
'success': 'green',
'info': 'cyan',
'warning': 'yellow',
'danger': 'red'
}
return colorize(m18n.g(question.style), color[question.style]) + f" {text}"
else:
return text
class FileArgumentParser(YunoHostArgumentFormatParser):
argument_type = "file"
upload_dirs = []
@classmethod
def clean_upload_dirs(cls):
# Delete files uploaded from API
if Moulinette.interface.type== 'api':
for upload_dir in cls.upload_dirs:
if os.path.exists(upload_dir):
shutil.rmtree(upload_dir)
def parse_question(self, question, user_answers):
question_parsed = super().parse_question(
question, user_answers
)
if question.get('accept'):
question_parsed.accept = question.get('accept').replace(' ', '').split(',')
else:
question_parsed.accept = []
if Moulinette.interface.type== 'api':
if user_answers.get(f"{question_parsed.name}[name]"):
question_parsed.value = {
'content': question_parsed.value,
'filename': user_answers.get(f"{question_parsed.name}[name]", question_parsed.name),
}
# If path file are the same
if question_parsed.value and str(question_parsed.value) == question_parsed.current_value:
question_parsed.value = None
return question_parsed
def _prevalidate(self, question):
super()._prevalidate(question)
if isinstance(question.value, str) and question.value and not os.path.exists(question.value):
raise YunohostValidationError(
"app_argument_invalid", field=question.name, error=m18n.n("invalid_number1")
)
if question.value in [None, ''] or not question.accept:
return
filename = question.value if isinstance(question.value, str) else question.value['filename']
if '.' not in filename or '.' + filename.split('.')[-1] not in question.accept:
raise YunohostValidationError(
"app_argument_invalid", field=question.name, error=m18n.n("invalid_number2")
)
def _post_parse_value(self, question):
from base64 import b64decode
# Upload files from API
# A file arg contains a string with "FILENAME:BASE64_CONTENT"
if not question.value:
return question.value
if Moulinette.interface.type== 'api':
upload_dir = tempfile.mkdtemp(prefix='tmp_configpanel_')
FileArgumentParser.upload_dirs += [upload_dir]
filename = question.value['filename']
logger.debug(f"Save uploaded file {question.value['filename']} from API into {upload_dir}")
# Filename is given by user of the API. For security reason, we have replaced
# os.path.join to avoid the user to be able to rewrite a file in filesystem
# i.e. os.path.join("/foo", "/etc/passwd") == "/etc/passwd"
file_path = os.path.normpath(upload_dir + "/" + filename)
if not file_path.startswith(upload_dir + "/"):
raise YunohostError("relative_parent_path_in_filename_forbidden")
i = 2
while os.path.exists(file_path):
file_path = os.path.normpath(upload_dir + "/" + filename + (".%d" % i))
i += 1
content = question.value['content']
try:
with open(file_path, 'wb') as f:
f.write(b64decode(content))
except IOError as e:
raise YunohostError("cannot_write_file", file=file_path, error=str(e))
except Exception as e:
raise YunohostError("error_writing_file", file=file_path, error=str(e))
question.value = file_path
return question.value
ARGUMENTS_TYPE_PARSERS = {
"string": StringArgumentParser,
"text": StringArgumentParser,
"select": StringArgumentParser,
"tags": TagsArgumentParser,
"email": StringArgumentParser,
"url": StringArgumentParser,
"date": StringArgumentParser,
"time": StringArgumentParser,
"color": StringArgumentParser,
"password": PasswordArgumentParser,
"path": PathArgumentParser,
"boolean": BooleanArgumentParser,
"domain": DomainArgumentParser,
"user": UserArgumentParser,
"number": NumberArgumentParser,
"range": NumberArgumentParser,
"display_text": DisplayTextArgumentParser,
"alert": DisplayTextArgumentParser,
"markdown": DisplayTextArgumentParser,
"file": FileArgumentParser,
}
def parse_args_in_yunohost_format(user_answers, argument_questions):
"""Parse arguments store in either manifest.json or actions.json or from a
config panel against the user answers when they are present.
Keyword arguments:
user_answers -- a dictionnary of arguments from the user (generally
empty in CLI, filed from the admin interface)
argument_questions -- the arguments description store in yunohost
format from actions.json/toml, manifest.json/toml
or config_panel.json/toml
"""
parsed_answers_dict = OrderedDict()
for question in argument_questions:
parser = ARGUMENTS_TYPE_PARSERS[question.get("type", "string")]()
answer = parser.parse(question=question, user_answers=user_answers)
if answer is not None:
parsed_answers_dict[question["name"]] = answer
return parsed_answers_dict

View file

@ -59,4 +59,4 @@ class YunohostValidationError(YunohostError):
def content(self):
return {"error": self.strerror, "error_key": self.key}
return {"error": self.strerror, "error_key": self.key, **self.kwargs}

View file

@ -0,0 +1,46 @@
# -*- coding: utf-8 -*-
""" License
Copyright (C) 2018 YUNOHOST.ORG
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published
by the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program; if not, see http://www.gnu.org/licenses
"""
from moulinette import Moulinette, m18n
def _value_for_locale(values):
"""
Return proper value for current locale
Keyword arguments:
values -- A dict of values associated to their locale
Returns:
An utf-8 encoded string
"""
if not isinstance(values, dict):
return values
for lang in [m18n.locale, m18n.default_locale]:
try:
return values[lang]
except KeyError:
continue
# Fallback to first value
return list(values.values())[0]