Files
gniza4linux/tui/screens/target_edit.py
shuki fec13135ce Add source targets, docs panel, tail-style log viewer, and various improvements
- Add source.sh for remote source backup support
- Add responsive DocsPanel with layout adaptations for narrow screens
- Running tasks log viewer now shows last 100 lines (tail -f style)
- Add incremental backup explanation to README
- Update backup, transfer, schedule, and snaplog modules
- Add MCP config and logo asset

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-03-07 03:06:39 +02:00

266 lines
16 KiB
Python

import re
from textual.app import ComposeResult
from textual.screen import Screen
from textual.widgets import Header, Footer, Static, Button, Input, Select
from textual.containers import Vertical, Horizontal
from tui.config import parse_conf, write_conf, CONFIG_DIR, list_conf_dir
from tui.models import Target
from tui.widgets import FolderPicker, DocsPanel
_NAME_RE = re.compile(r'^[a-zA-Z][a-zA-Z0-9_-]{0,31}$')
class TargetEditScreen(Screen):
BINDINGS = [("escape", "go_back", "Back")]
def __init__(self, name: str = ""):
super().__init__()
self._edit_name = name
self._is_new = not name
def compose(self) -> ComposeResult:
yield Header(show_clock=True)
title = "Add Target" if self._is_new else f"Edit Target: {self._edit_name}"
target = Target()
if not self._is_new:
data = parse_conf(CONFIG_DIR / "targets.d" / f"{self._edit_name}.conf")
target = Target.from_conf(self._edit_name, data)
with Horizontal(classes="screen-with-docs"):
with Vertical(id="target-edit"):
yield Static(title, id="screen-title")
if self._is_new:
yield Static("Name:")
yield Input(value="", placeholder="Target name", id="te-name")
yield Static("--- Source ---", classes="section-label")
yield Static("Source Type:")
yield Select(
[("Local", "local"), ("SSH", "ssh"), ("S3", "s3"), ("Google Drive", "gdrive")],
value=target.source_type,
id="te-source-type",
)
yield Static("Source Host:", classes="source-field source-ssh-field")
yield Input(value=target.source_host, placeholder="hostname or IP", id="te-source-host", classes="source-field source-ssh-field")
yield Static("Source Port:", classes="source-field source-ssh-field")
yield Input(value=target.source_port, placeholder="22", id="te-source-port", classes="source-field source-ssh-field")
yield Static("Source User:", classes="source-field source-ssh-field")
yield Input(value=target.source_user, placeholder="root", id="te-source-user", classes="source-field source-ssh-field")
yield Static("Auth Method:", classes="source-field source-ssh-field")
yield Select(
[("SSH Key", "key"), ("Password", "password")],
value=target.source_auth_method,
id="te-source-auth-method",
classes="source-field source-ssh-field",
)
yield Static("SSH Key Path:", classes="source-field source-ssh-field source-key-field")
yield Input(value=target.source_key, placeholder="/root/.ssh/id_rsa", id="te-source-key", classes="source-field source-ssh-field source-key-field")
yield Static("Password:", classes="source-field source-ssh-field source-password-field")
yield Input(value=target.source_password, placeholder="SSH password", password=True, id="te-source-password", classes="source-field source-ssh-field source-password-field")
yield Static("S3 Bucket:", classes="source-field source-s3-field")
yield Input(value=target.source_s3_bucket, placeholder="my-bucket", id="te-source-s3-bucket", classes="source-field source-s3-field")
yield Static("S3 Region:", classes="source-field source-s3-field")
yield Input(value=target.source_s3_region, placeholder="us-east-1", id="te-source-s3-region", classes="source-field source-s3-field")
yield Static("S3 Endpoint:", classes="source-field source-s3-field")
yield Input(value=target.source_s3_endpoint, placeholder="https://s3.amazonaws.com", id="te-source-s3-endpoint", classes="source-field source-s3-field")
yield Static("S3 Access Key:", classes="source-field source-s3-field")
yield Input(value=target.source_s3_access_key_id, placeholder="AKIA...", id="te-source-s3-access-key", classes="source-field source-s3-field")
yield Static("S3 Secret Key:", classes="source-field source-s3-field")
yield Input(value=target.source_s3_secret_access_key, placeholder="secret", password=True, id="te-source-s3-secret-key", classes="source-field source-s3-field")
yield Static("Service Account File:", classes="source-field source-gdrive-field")
yield Input(value=target.source_gdrive_sa_file, placeholder="/path/to/sa.json", id="te-source-gdrive-sa-file", classes="source-field source-gdrive-field")
yield Static("Root Folder ID:", classes="source-field source-gdrive-field")
yield Input(value=target.source_gdrive_root_folder_id, placeholder="folder ID", id="te-source-gdrive-root-folder-id", classes="source-field source-gdrive-field")
yield Static("Folders (comma-separated):")
yield Input(value=target.folders, placeholder="/path1,/path2", id="te-folders")
yield Button("Browse...", id="btn-browse")
yield Static("Include patterns:")
yield Input(value=target.include, placeholder="*.conf,docs/", id="te-include")
yield Static("Exclude patterns:")
yield Input(value=target.exclude, placeholder="*.tmp,*.log", id="te-exclude")
yield Static("Remote override:")
yield Input(value=target.remote, placeholder="Leave empty for default", id="te-remote")
yield Static("Retention override:")
yield Input(value=target.retention, placeholder="Leave empty for default", id="te-retention")
yield Static("Pre-backup hook:")
yield Input(value=target.pre_hook, placeholder="Command to run before backup", id="te-prehook")
yield Static("Post-backup hook:")
yield Input(value=target.post_hook, placeholder="Command to run after backup", id="te-posthook")
yield Static("Enabled:")
yield Select(
[("Yes", "yes"), ("No", "no")],
value="yes" if target.enabled == "yes" else "no",
id="te-enabled",
)
yield Static("--- MySQL Backup ---", classes="section-label")
yield Static("MySQL Enabled:")
yield Select(
[("No", "no"), ("Yes", "yes")],
value=target.mysql_enabled,
id="te-mysql-enabled",
)
yield Static("MySQL Mode:", classes="mysql-field")
yield Select(
[("All databases", "all"), ("Select databases", "select")],
value=target.mysql_mode,
id="te-mysql-mode",
classes="mysql-field",
)
yield Static("Databases (comma-separated):", classes="mysql-field mysql-select-field")
yield Input(value=target.mysql_databases, placeholder="db1,db2", id="te-mysql-databases", classes="mysql-field mysql-select-field")
yield Static("Exclude databases (comma-separated):", classes="mysql-field mysql-all-field")
yield Input(value=target.mysql_exclude, placeholder="test_db,dev_db", id="te-mysql-exclude", classes="mysql-field mysql-all-field")
yield Static("MySQL User:", classes="mysql-field")
yield Input(value=target.mysql_user, placeholder="Leave empty for socket/~/.my.cnf auth", id="te-mysql-user", classes="mysql-field")
yield Static("MySQL Password:", classes="mysql-field")
yield Input(value=target.mysql_password, placeholder="Leave empty for socket/~/.my.cnf auth", password=True, id="te-mysql-password", classes="mysql-field")
yield Static("MySQL Host:", classes="mysql-field")
yield Input(value=target.mysql_host, placeholder="localhost", id="te-mysql-host", classes="mysql-field")
yield Static("MySQL Port:", classes="mysql-field")
yield Input(value=target.mysql_port, placeholder="3306", id="te-mysql-port", classes="mysql-field")
yield Static("MySQL Extra Options:", classes="mysql-field")
yield Input(value=target.mysql_extra_opts, placeholder="--single-transaction --routines --triggers", id="te-mysql-extra-opts", classes="mysql-field")
with Horizontal(id="te-buttons"):
yield Button("Save", variant="primary", id="btn-save")
yield Button("Cancel", id="btn-cancel")
yield DocsPanel.for_screen("target-edit")
yield Footer()
def on_mount(self) -> None:
self._update_mysql_visibility()
self._update_source_visibility()
def on_select_changed(self, event: Select.Changed) -> None:
if event.select.id in ("te-mysql-enabled", "te-mysql-mode"):
self._update_mysql_visibility()
elif event.select.id in ("te-source-type", "te-source-auth-method"):
self._update_source_visibility()
def _update_mysql_visibility(self) -> None:
enabled = str(self.query_one("#te-mysql-enabled", Select).value)
is_enabled = enabled == "yes"
for w in self.query(".mysql-field"):
w.display = is_enabled
if is_enabled:
mode = str(self.query_one("#te-mysql-mode", Select).value)
for w in self.query(".mysql-select-field"):
w.display = mode == "select"
for w in self.query(".mysql-all-field"):
w.display = mode == "all"
def _update_source_visibility(self) -> None:
source_type = str(self.query_one("#te-source-type", Select).value)
is_remote = source_type != "local"
# Hide all source fields first
for w in self.query(".source-field"):
w.display = False
# Show fields for selected source type
if source_type == "ssh":
for w in self.query(".source-ssh-field"):
w.display = True
# Toggle key/password based on auth method
auth = str(self.query_one("#te-source-auth-method", Select).value)
for w in self.query(".source-key-field"):
w.display = auth == "key"
for w in self.query(".source-password-field"):
w.display = auth == "password"
elif source_type == "s3":
for w in self.query(".source-s3-field"):
w.display = True
elif source_type == "gdrive":
for w in self.query(".source-gdrive-field"):
w.display = True
# Hide browse button when remote
self.query_one("#btn-browse", Button).display = not is_remote
def on_button_pressed(self, event: Button.Pressed) -> None:
if event.button.id == "btn-cancel":
self.dismiss(None)
elif event.button.id == "btn-browse":
self.app.push_screen(
FolderPicker("Select folder to back up"),
callback=self._folder_selected,
)
elif event.button.id == "btn-save":
self._save()
def _folder_selected(self, path: str | None) -> None:
if path:
folders_input = self.query_one("#te-folders", Input)
current = folders_input.value.strip()
if current:
existing = [f.strip() for f in current.split(",")]
if path not in existing:
folders_input.value = current + "," + path
else:
folders_input.value = path
def _save(self) -> None:
if self._is_new:
name = self.query_one("#te-name", Input).value.strip()
if not name:
self.notify("Name is required", severity="error")
return
if not _NAME_RE.match(name):
self.notify("Invalid name. Use letters, digits, _ - (max 32 chars, start with letter).", severity="error")
return
conf = CONFIG_DIR / "targets.d" / f"{name}.conf"
if conf.exists():
self.notify(f"Target '{name}' already exists.", severity="error")
return
else:
name = self._edit_name
folders = self.query_one("#te-folders", Input).value.strip()
mysql_enabled = str(self.query_one("#te-mysql-enabled", Select).value)
source_type = str(self.query_one("#te-source-type", Select).value)
if not folders and mysql_enabled != "yes" and source_type == "local":
self.notify("At least one folder or MySQL backup is required", severity="error")
return
if source_type != "local" and not folders:
self.notify("At least one remote path is required", severity="error")
return
target = Target(
name=name,
folders=folders,
exclude=self.query_one("#te-exclude", Input).value.strip(),
include=self.query_one("#te-include", Input).value.strip(),
remote=self.query_one("#te-remote", Input).value.strip(),
retention=self.query_one("#te-retention", Input).value.strip(),
pre_hook=self.query_one("#te-prehook", Input).value.strip(),
post_hook=self.query_one("#te-posthook", Input).value.strip(),
enabled=str(self.query_one("#te-enabled", Select).value),
source_type=source_type,
source_host=self.query_one("#te-source-host", Input).value.strip(),
source_port=self.query_one("#te-source-port", Input).value.strip(),
source_user=self.query_one("#te-source-user", Input).value.strip(),
source_auth_method=str(self.query_one("#te-source-auth-method", Select).value),
source_key=self.query_one("#te-source-key", Input).value.strip(),
source_password=self.query_one("#te-source-password", Input).value.strip(),
source_s3_bucket=self.query_one("#te-source-s3-bucket", Input).value.strip(),
source_s3_region=self.query_one("#te-source-s3-region", Input).value.strip(),
source_s3_endpoint=self.query_one("#te-source-s3-endpoint", Input).value.strip(),
source_s3_access_key_id=self.query_one("#te-source-s3-access-key", Input).value.strip(),
source_s3_secret_access_key=self.query_one("#te-source-s3-secret-key", Input).value.strip(),
source_gdrive_sa_file=self.query_one("#te-source-gdrive-sa-file", Input).value.strip(),
source_gdrive_root_folder_id=self.query_one("#te-source-gdrive-root-folder-id", Input).value.strip(),
mysql_enabled=mysql_enabled,
mysql_mode=str(self.query_one("#te-mysql-mode", Select).value),
mysql_databases=self.query_one("#te-mysql-databases", Input).value.strip(),
mysql_exclude=self.query_one("#te-mysql-exclude", Input).value.strip(),
mysql_user=self.query_one("#te-mysql-user", Input).value.strip(),
mysql_password=self.query_one("#te-mysql-password", Input).value.strip(),
mysql_host=self.query_one("#te-mysql-host", Input).value.strip(),
mysql_port=self.query_one("#te-mysql-port", Input).value.strip(),
mysql_extra_opts=self.query_one("#te-mysql-extra-opts", Input).value.strip(),
)
conf = CONFIG_DIR / "targets.d" / f"{name}.conf"
write_conf(conf, target.to_conf())
self.notify(f"Target '{name}' saved.")
self.dismiss(name)
def action_go_back(self) -> None:
self.dismiss(None)