mirror of
https://github.com/akuker/RASCSI.git
synced 2024-05-29 01:41:27 +00:00
657 lines
22 KiB
Python
657 lines
22 KiB
Python
import logging
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from flask import (
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Flask,
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render_template,
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request,
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flash,
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url_for,
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redirect,
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send_file,
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send_from_directory,
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make_response,
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)
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from file_cmds import (
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list_config_files,
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list_images,
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create_new_image,
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download_file_to_iso,
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delete_image,
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delete_file,
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unzip_file,
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download_image,
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write_config,
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read_config,
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write_drive_properties,
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read_drive_properties,
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)
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from pi_cmds import (
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shutdown_pi,
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reboot_pi,
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running_env,
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rascsi_service,
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is_bridge_setup,
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disk_space,
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)
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from ractl_cmds import (
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attach_image,
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list_devices,
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sort_and_format_devices,
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detach_by_id,
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eject_by_id,
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get_valid_scsi_ids,
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detach_all,
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get_server_info,
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get_network_info,
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get_device_types,
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set_log_level,
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)
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from settings import *
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app = Flask(__name__)
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@app.route("/")
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def index():
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server_info = get_server_info()
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disk = disk_space()
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devices = list_devices()
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device_types=get_device_types()
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files = list_images()
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config_files = list_config_files()
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sorted_image_files = sorted(files["files"], key = lambda x: x["name"].lower())
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sorted_config_files = sorted(config_files, key = lambda x: x.lower())
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luns = 0
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for d in devices["device_list"]:
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luns += int(d["un"])
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reserved_scsi_ids = server_info["reserved_ids"]
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scsi_ids, recommended_id = get_valid_scsi_ids(devices["device_list"], reserved_scsi_ids)
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formatted_devices = sort_and_format_devices(devices["device_list"])
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valid_file_suffix = "."+", .".join(
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server_info["sahd"] +
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server_info["schd"] +
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server_info["scrm"] +
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server_info["scmo"] +
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server_info["sccd"] +
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list(ARCHIVE_FILE_SUFFIX)
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)
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return render_template(
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"index.html",
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bridge_configured=is_bridge_setup(),
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devices=formatted_devices,
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files=sorted_image_files,
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config_files=sorted_config_files,
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base_dir=server_info["image_dir"],
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cfg_dir=cfg_dir,
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scsi_ids=scsi_ids,
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recommended_id=recommended_id,
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luns=luns,
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reserved_scsi_ids=reserved_scsi_ids,
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max_file_size=int(MAX_FILE_SIZE / 1024 / 1024),
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running_env=running_env(),
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version=server_info["version"],
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log_levels=server_info["log_levels"],
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current_log_level=server_info["current_log_level"],
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netinfo=get_network_info(),
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device_types=device_types["device_types"],
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free_disk=int(disk["free"] / 1024 / 1024),
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valid_file_suffix=valid_file_suffix,
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removable_device_types=REMOVABLE_DEVICE_TYPES,
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)
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@app.route("/drive/list", methods=["GET"])
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def drive_list():
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"""
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Sets up the data structures and kicks off the rendering of the drive list page
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"""
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server_info = get_server_info()
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disk = disk_space()
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# Reads the canonical drive properties into a dict
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# The file resides in the current dir of the web ui process
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from pathlib import Path
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drive_properties = Path(DRIVE_PROPERTIES_FILE)
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if drive_properties.is_file():
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process = read_drive_properties(str(drive_properties))
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if process["status"] == False:
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flash(process["msg"], "error")
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return redirect(url_for("index"))
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conf = process["conf"]
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else:
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flash("Could not read drive properties from " + str(drive_properties), "error")
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return redirect(url_for("index"))
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hd_conf = []
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cd_conf = []
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rm_conf = []
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from werkzeug.utils import secure_filename
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for d in conf:
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if d["device_type"] == "SCHD":
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d["secure_name"] = secure_filename(d["name"])
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d["size_mb"] = "{:,.2f}".format(d["size"] / 1024 / 1024)
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hd_conf.append(d)
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elif d["device_type"] == "SCCD":
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d["size_mb"] = "N/A"
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cd_conf.append(d)
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elif d["device_type"] == "SCRM":
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d["secure_name"] = secure_filename(d["name"])
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d["size_mb"] = "{:,.2f}".format(d["size"] / 1024 / 1024)
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rm_conf.append(d)
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files=list_images()
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sorted_image_files = sorted(files["files"], key = lambda x: x["name"].lower())
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hd_conf = sorted(hd_conf, key = lambda x: x["name"].lower())
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cd_conf = sorted(cd_conf, key = lambda x: x["name"].lower())
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rm_conf = sorted(rm_conf, key = lambda x: x["name"].lower())
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return render_template(
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"drives.html",
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files=sorted_image_files,
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base_dir=server_info["image_dir"],
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hd_conf=hd_conf,
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cd_conf=cd_conf,
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rm_conf=rm_conf,
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running_env=running_env(),
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version=server_info["version"],
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free_disk=int(disk["free"] / 1024 / 1024),
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cdrom_file_suffix=tuple(server_info["sccd"]),
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)
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@app.route('/pwa/<path:path>')
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def send_pwa_files(path):
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return send_from_directory('pwa', path)
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@app.route("/drive/create", methods=["POST"])
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def drive_create():
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vendor = request.form.get("vendor")
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product = request.form.get("product")
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revision = request.form.get("revision")
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block_size = request.form.get("block_size")
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size = request.form.get("size")
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file_type = request.form.get("file_type")
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file_name = request.form.get("file_name")
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# Creating the image file
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process = create_new_image(file_name, file_type, size)
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if process["status"] == True:
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flash(f"Drive image file {file_name}.{file_type} created")
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flash(process["msg"])
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else:
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flash(f"Failed to create file {file_name}.{file_type}", "error")
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flash(process["msg"], "error")
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return redirect(url_for("index"))
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# Creating the drive properties file
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prop_file_name = f"{file_name}.{file_type}.{PROPERTIES_SUFFIX}"
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properties = {"vendor": vendor, "product": product, \
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"revision": revision, "block_size": block_size}
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process = write_drive_properties(prop_file_name, properties)
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if process["status"] == True:
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flash(f"Drive properties file {prop_file_name} created")
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return redirect(url_for("index"))
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else:
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flash(f"Failed to create drive properties file {prop_file_name}", "error")
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return redirect(url_for("index"))
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@app.route("/drive/cdrom", methods=["POST"])
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def drive_cdrom():
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vendor = request.form.get("vendor")
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product = request.form.get("product")
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revision = request.form.get("revision")
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block_size = request.form.get("block_size")
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file_name = request.form.get("file_name")
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# Creating the drive properties file
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from pathlib import Path
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file_name = str(Path(file_name).stem) + "." + PROPERTIES_SUFFIX
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properties = {"vendor": vendor, "product": product, "revision": revision, "block_size": block_size}
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process = write_drive_properties(file_name, properties)
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if process["status"] == True:
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flash(f"Drive properties file {file_name} created")
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return redirect(url_for("index"))
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else:
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flash(f"Failed to create drive properties file {file_name}", "error")
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return redirect(url_for("index"))
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@app.route("/config/save", methods=["POST"])
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def config_save():
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file_name = request.form.get("name") or "default"
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file_name = f"{file_name}.json"
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process = write_config(file_name)
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if process["status"] == True:
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flash(f"Saved config to {file_name}!")
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flash(process["msg"])
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return redirect(url_for("index"))
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else:
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flash(f"Failed to saved config to {file_name}!", "error")
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flash(process['msg'], "error")
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return redirect(url_for("index"))
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@app.route("/config/load", methods=["POST"])
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def config_load():
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file_name = request.form.get("name")
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if "load" in request.form:
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process = read_config(file_name)
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if process["status"] == True:
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flash(f"Loaded config from {file_name}!")
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flash(process["msg"])
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return redirect(url_for("index"))
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else:
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flash(f"Failed to load {file_name}!", "error")
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flash(process['msg'], "error")
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return redirect(url_for("index"))
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elif "delete" in request.form:
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process = delete_file(cfg_dir + file_name)
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if process["status"] == True:
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flash(f"Deleted config {file_name}!")
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return redirect(url_for("index"))
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else:
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flash(f"Failed to delete {file_name}!", "error")
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flash(process['msg'], "error")
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return redirect(url_for("index"))
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@app.route("/logs/show", methods=["POST"])
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def show_logs():
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lines = request.form.get("lines") or "200"
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scope = request.form.get("scope") or "default"
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from subprocess import run
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if scope != "default":
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process = run(["journalctl", "-n", lines, "-u", scope], capture_output=True)
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else:
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process = run(["journalctl", "-n", lines], capture_output=True)
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if process.returncode == 0:
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headers = {"content-type": "text/plain"}
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return process.stdout.decode("utf-8"), int(lines), headers
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else:
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flash("Failed to get logs")
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flash(process.stdout.decode("utf-8"), "stdout")
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flash(process.stderr.decode("utf-8"), "stderr")
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return redirect(url_for("index"))
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@app.route("/logs/level", methods=["POST"])
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def log_level():
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level = request.form.get("level") or "info"
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process = set_log_level(level)
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if process["status"] == True:
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flash(f"Log level set to {level}!")
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return redirect(url_for("index"))
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else:
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flash(f"Failed to set log level to {level}!", "error")
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flash(process["msg"], "error")
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return redirect(url_for("index"))
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@app.route("/daynaport/attach", methods=["POST"])
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def daynaport_attach():
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scsi_id = request.form.get("scsi_id")
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interface = request.form.get("if")
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ip = request.form.get("ip")
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mask = request.form.get("mask")
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kwargs = {"device_type": "SCDP"}
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if interface != "":
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arg = interface
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if "" not in (ip, mask):
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arg += (":" + ip + "/" + mask)
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kwargs["interfaces"] = arg
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process = attach_image(scsi_id, **kwargs)
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if process["status"] == True:
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flash(f"Attached DaynaPORT to SCSI ID {scsi_id}!")
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return redirect(url_for("index"))
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else:
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flash(f"Failed to attach DaynaPORT to SCSI ID {scsi_id}!", "error")
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flash(process["msg"], "error")
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return redirect(url_for("index"))
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@app.route("/scsi/attach", methods=["POST"])
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def attach():
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file_name = request.form.get("file_name")
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file_size = request.form.get("file_size")
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scsi_id = request.form.get("scsi_id")
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un = request.form.get("un")
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device_type = request.form.get("type")
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kwargs = {"unit": int(un), "image": file_name}
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# The most common block size is 512 bytes
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expected_block_size = 512
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if device_type != "":
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kwargs["device_type"] = device_type
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if device_type == "SCCD":
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expected_block_size = 2048
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elif device_type == "SAHD":
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expected_block_size = 256
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# Attempt to load the device properties file:
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# same base path but with PROPERTIES_SUFFIX appended
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from pathlib import Path
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drive_properties = f"{cfg_dir}{file_name}.{PROPERTIES_SUFFIX}"
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if Path(drive_properties).is_file():
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process = read_drive_properties(drive_properties)
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if process["status"] == False:
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flash(f"Failed to load the device properties \
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file {file_name_base}.{PROPERTIES_SUFFIX}", "error")
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flash(process["msg"], "error")
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return redirect(url_for("index"))
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conf = process["conf"]
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kwargs["vendor"] = conf["vendor"]
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kwargs["product"] = conf["product"]
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kwargs["revision"] = conf["revision"]
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kwargs["block_size"] = conf["block_size"]
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expected_block_size = conf["block_size"]
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process = attach_image(scsi_id, **kwargs)
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if process["status"] == True:
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flash(f"Attached {file_name} to SCSI ID {scsi_id} LUN {un}!")
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if int(file_size) % int(expected_block_size):
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flash(f"The image file size {file_size} bytes is not a multiple of \
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{expected_block_size}. The image may be corrupted \
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so proceed with caution.", "error")
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return redirect(url_for("index"))
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else:
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flash(f"Failed to attach {file_name} to SCSI ID {scsi_id} LUN {un}!", "error")
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flash(process["msg"], "error")
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return redirect(url_for("index"))
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@app.route("/scsi/detach_all", methods=["POST"])
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def detach_all_devices():
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process = detach_all()
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if process["status"] == True:
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flash("Detached all SCSI devices!")
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return redirect(url_for("index"))
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else:
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flash("Failed to detach all SCSI devices!", "error")
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flash(process["msg"], "error")
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return redirect(url_for("index"))
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@app.route("/scsi/detach", methods=["POST"])
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def detach():
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scsi_id = request.form.get("scsi_id")
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un = request.form.get("un")
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process = detach_by_id(scsi_id, un)
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if process["status"] == True:
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flash(f"Detached SCSI ID {scsi_id} LUN {un}!")
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return redirect(url_for("index"))
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else:
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flash(f"Failed to detach SCSI ID {scsi_id} LUN {un}!", "error")
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flash(process["msg"], "error")
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return redirect(url_for("index"))
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@app.route("/scsi/eject", methods=["POST"])
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def eject():
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scsi_id = request.form.get("scsi_id")
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un = request.form.get("un")
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process = eject_by_id(scsi_id, un)
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if process["status"] == True:
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flash(f"Ejected SCSI ID {scsi_id} LUN {un}!")
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return redirect(url_for("index"))
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else:
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flash(f"Failed to eject SCSI ID {scsi_id} LUN {un}!", "error")
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flash(process["msg"], "error")
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return redirect(url_for("index"))
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@app.route("/scsi/info", methods=["POST"])
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def device_info():
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scsi_id = request.form.get("scsi_id")
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un = request.form.get("un")
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devices = list_devices(scsi_id, un)
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# First check if any device at all was returned
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if devices["status"] == False:
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flash(f"No device attached to SCSI ID {scsi_id} LUN {un}!", "error")
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return redirect(url_for("index"))
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# Looking at the first dict in list to get
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# the one and only device that should have been returned
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device = devices["device_list"][0]
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if str(device["id"]) == scsi_id:
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flash("=== DEVICE INFO ===")
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flash(f"SCSI ID: {device['id']}")
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flash(f"LUN: {device['un']}")
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flash(f"Type: {device['device_type']}")
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flash(f"Status: {device['status']}")
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flash(f"File: {device['image']}")
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flash(f"File Size: {device['size']} bytes")
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flash(f"Parameters: {device['params']}")
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flash(f"Vendor: {device['vendor']}")
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flash(f"Product: {device['product']}")
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flash(f"Revision: {device['revision']}")
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flash(f"Block Size: {device['block_size']}")
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return redirect(url_for("index"))
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else:
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flash(f"Failed to get device info for SCSI ID {scsi_id} LUN {un}!", "error")
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return redirect(url_for("index"))
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@app.route("/pi/reboot", methods=["POST"])
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def restart():
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detach_all()
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flash("Safely detached all devices.")
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flash("Rebooting the Pi momentarily...")
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reboot_pi()
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return redirect(url_for("index"))
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@app.route("/rascsi/restart", methods=["POST"])
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def rascsi_restart():
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detach_all()
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flash("Safely detached all devices.")
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flash("Restarting RaSCSI Service...")
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rascsi_service("restart")
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return redirect(url_for("index"))
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@app.route("/pi/shutdown", methods=["POST"])
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def shutdown():
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detach_all()
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flash("Safely detached all devices.")
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flash("Shutting down the Pi momentarily...")
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shutdown_pi()
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return redirect(url_for("index"))
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@app.route("/files/download_to_iso", methods=["POST"])
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def download_file():
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scsi_id = request.form.get("scsi_id")
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url = request.form.get("url")
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process = download_file_to_iso(scsi_id, url)
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if process["status"] == True:
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flash(f"File Downloaded and Attached to SCSI ID {scsi_id}")
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flash(process["msg"])
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return redirect(url_for("index"))
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else:
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flash(f"Failed to download and/or attach file {url}", "error")
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flash(process["msg"], "error")
|
|
return redirect(url_for("index"))
|
|
|
|
|
|
@app.route("/files/download_image", methods=["POST"])
|
|
def download_img():
|
|
url = request.form.get("url")
|
|
process = download_image(url)
|
|
if process["status"] == True:
|
|
flash(f"File Downloaded from {url}")
|
|
return redirect(url_for("index"))
|
|
else:
|
|
flash(f"Failed to download file {url}", "error")
|
|
flash(process["msg"], "error")
|
|
return redirect(url_for("index"))
|
|
|
|
|
|
@app.route("/files/upload", methods=["POST"])
|
|
def upload_file():
|
|
from werkzeug.utils import secure_filename
|
|
from os import path
|
|
import pydrop
|
|
|
|
log = logging.getLogger("pydrop")
|
|
file = request.files["file"]
|
|
filename = secure_filename(file.filename)
|
|
|
|
server_info = get_server_info()
|
|
|
|
save_path = path.join(server_info["image_dir"], filename)
|
|
current_chunk = int(request.form['dzchunkindex'])
|
|
|
|
# Makes sure not to overwrite an existing file,
|
|
# but continues writing to a file transfer in progress
|
|
if path.exists(save_path) and current_chunk == 0:
|
|
return make_response((f"The file {file.filename} already exists!", 400))
|
|
|
|
try:
|
|
with open(save_path, "ab") as f:
|
|
f.seek(int(request.form["dzchunkbyteoffset"]))
|
|
f.write(file.stream.read())
|
|
except OSError:
|
|
log.exception("Could not write to file")
|
|
return make_response(("Unable to write the file to disk!", 500))
|
|
|
|
total_chunks = int(request.form["dztotalchunkcount"])
|
|
|
|
if current_chunk + 1 == total_chunks:
|
|
# Validate the resulting file size after writing the last chunk
|
|
if path.getsize(save_path) != int(request.form["dztotalfilesize"]):
|
|
log.error(f"Finished transferring {file.filename}, "
|
|
f"but it has a size mismatch with the original file."
|
|
f"Got {path.getsize(save_path)} but we "
|
|
f"expected {request.form['dztotalfilesize']}.")
|
|
return make_response(("Transferred file corrupted!", 500))
|
|
else:
|
|
log.info(f"File {file.filename} has been uploaded successfully")
|
|
if filename.lower().endswith(".zip"):
|
|
unzip_file(filename)
|
|
else:
|
|
log.debug(f"Chunk {current_chunk + 1} of {total_chunks} "
|
|
f"for file {file.filename} completed.")
|
|
|
|
|
|
return make_response(("File upload successful!", 200))
|
|
|
|
|
|
@app.route("/files/create", methods=["POST"])
|
|
def create_file():
|
|
file_name = request.form.get("file_name")
|
|
size = (int(request.form.get("size")) * 1024 * 1024)
|
|
file_type = request.form.get("type")
|
|
|
|
from werkzeug.utils import secure_filename
|
|
file_name = secure_filename(file_name)
|
|
|
|
process = create_new_image(file_name, file_type, size)
|
|
if process["status"] == True:
|
|
flash(f"Drive image created as {file_name}.{file_type}")
|
|
flash(process["msg"])
|
|
return redirect(url_for("index"))
|
|
else:
|
|
flash(f"Failed to create file {file_name}.{file_type}", "error")
|
|
flash(process["msg"], "error")
|
|
return redirect(url_for("index"))
|
|
|
|
|
|
@app.route("/files/download", methods=["POST"])
|
|
def download():
|
|
image = request.form.get("image")
|
|
server_info = get_server_info()
|
|
return send_file(server_info["image_dir"] + image, as_attachment=True)
|
|
|
|
|
|
@app.route("/files/delete", methods=["POST"])
|
|
def delete():
|
|
file_name = request.form.get("image")
|
|
|
|
process = delete_image(file_name)
|
|
if process["status"] == True:
|
|
flash(f"File {file_name} deleted!")
|
|
flash(process["msg"])
|
|
else:
|
|
flash(f"Failed to delete file {file_name}!", "error")
|
|
flash(process["msg"], "error")
|
|
return redirect(url_for("index"))
|
|
|
|
# Delete the drive properties file, if it exists
|
|
from pathlib import Path
|
|
file_name = str(Path(file_name).stem) + "." + PROPERTIES_SUFFIX
|
|
file_path = Path(cfg_dir + file_name)
|
|
if file_path.is_file():
|
|
process = delete_file(cfg_dir + file_name)
|
|
if process["status"] == True:
|
|
flash(f"File {file_name} deleted!")
|
|
return redirect(url_for("index"))
|
|
else:
|
|
flash(f"Failed to delete file {file_name}!", "error")
|
|
flash(process["msg"], "error")
|
|
return redirect(url_for("index"))
|
|
|
|
return redirect(url_for("index"))
|
|
|
|
|
|
@app.route("/files/prop", methods=["POST"])
|
|
def show_properties():
|
|
file_name = request.form.get("image")
|
|
file_path = f"{cfg_dir}{file_name}.{PROPERTIES_SUFFIX}"
|
|
|
|
process = read_drive_properties(file_path)
|
|
prop = process["conf"]
|
|
|
|
if process["status"]:
|
|
flash("=== DRIVE PROPERTIES ===")
|
|
flash(f"File Name: {cfg_dir}{file_name}")
|
|
flash(f"Vendor: {prop['vendor']}")
|
|
flash(f"Product: {prop['product']}")
|
|
flash(f"Revision: {prop['revision']}")
|
|
flash(f"Block Size: {prop['block_size']}")
|
|
return redirect(url_for("index"))
|
|
else:
|
|
flash(f"Failed to get drive properties for {file_name}", "error")
|
|
return redirect(url_for("index"))
|
|
|
|
|
|
if __name__ == "__main__":
|
|
app.secret_key = "rascsi_is_awesome_insecure_secret_key"
|
|
app.config["SESSION_TYPE"] = "filesystem"
|
|
|
|
server_info = get_server_info()
|
|
app.config["UPLOAD_FOLDER"] = server_info["image_dir"]
|
|
|
|
from os import makedirs
|
|
makedirs(app.config["UPLOAD_FOLDER"], exist_ok=True)
|
|
app.config["MAX_CONTENT_LENGTH"] = MAX_FILE_SIZE
|
|
|
|
# Load the default configuration file, if found
|
|
from pathlib import Path
|
|
default_config_path = Path(cfg_dir + DEFAULT_CONFIG)
|
|
if default_config_path.is_file():
|
|
read_config(DEFAULT_CONFIG)
|
|
|
|
import bjoern
|
|
print("Serving rascsi-web...")
|
|
bjoern.run(app, "0.0.0.0", 8080)
|
|
|