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upload mass deface mass delete console info server
name : mbim-network
 #!/bin/sh

# SPDX-License-Identifier: GPL-2.0-or-later
#
# Copyright (C) 2013-2016 Aleksander Morgado <aleksander@aleksander.es>
#
# Based on libqmi's qmi-network script
#

print_usage ()
{
    echo "usage: $0 [OPTIONS] [DEVICE] [COMMAND]"
}

help ()
{
    echo "Usage: mbim-network [OPTIONS] [DEVICE] [COMMAND]"
    echo
    echo "Simple network management of MBIM devices"
    echo
    echo "Commands:"
    echo "  start           Start network connection"
    echo "  stop            Stop network connection"
    echo "  status          Query network connection status"
    echo
    echo "Options:"
    echo "  --profile=[PATH]  Use the profile in the specified path"
    echo "  --help, -h        Show help options"
    echo "  --version         Show version"
    echo
    echo "Notes:"
    echo
    echo "   1) [DEVICE] is given as the full path to the cdc-wdm character"
    echo "   device, e.g.:"
    echo "      /dev/cdc-wdm0"
    echo
    echo "   2) The mbim-network script requires a profile to work. Unless"
    echo "   explicitly specified with \`--profile', the file is assumed to"
    echo "   be available in the following path:"
    echo "      /etc/mbim-network.conf"
    echo
    echo "   3) The APN to use should be configured in the profile, in the"
    echo "   following way (e.g. assuming APN is called 'internet'):"
    echo "      APN=internet"
    echo
    echo "   4) Optional APN user/password strings may be given in the"
    echo "   following way:"
    echo "      APN_USER=user"
    echo "      APN_PASS=password"
    echo
    echo "   5) If APN user/password is specified, the authentication protocol"
    echo "   to use (one of PAP, CHAP or MSCHAPV2) must also be specified in"
    echo "   the following way:"
    echo "      APN_AUTH=protocol"
    echo
    echo "   6) If you want to instruct the mbim-network script to use the"
    echo "   mbim-proxy setup, you can do so by configuring the following line"
    echo "   in the profile:"
    echo "      PROXY=yes"
    echo
    echo "   7) Once the mbim-network script reports a successful connection"
    echo "   you still need to run a DHCP client on the associated WWAN network"
    echo "   interface."
    echo
}

version ()
{
    echo "mbim-network 1.31.2"
    echo "Copyright (C) 2013-2021 Aleksander Morgado"
    echo "License GPLv2+: GNU GPL version 2 or later <http://gnu.org/licenses/gpl-2.0.html>"
    echo "This is free software: you are free to change and redistribute it."
    echo "There is NO WARRANTY, to the extent permitted by law."
    echo
}

# Basic options
if [ $# -lt 2 ]; then
    if [ "$1" = "--help" ] || [ "$1" = "-h" ]; then
        help
        exit 0
    elif [ "$1" = "--version" ]; then
        version
        exit 0
    fi

    echo "error: missing arguments" 1>&2
    print_usage
    exit 255
fi

# Defaults
PROFILE_FILE=/etc/mbim-network.conf

# Device + Command with options; options given first
while [ $# -gt 2 ]; do
    OPT="$1"
    shift

    case "$OPT" in
        "--")
            break 2;;
        "--profile")
            if [ $# -gt 2 ]; then
                PROFILE_FILE="$1"
                shift
            else
                PROFILE_FILE=""
            fi
            ;;
        "--profile="*)
            PROFILE_FILE="${OPT#*=}";;
        *)
            echo >&2 "Invalid option: $OPT"
            print_usage
            exit 255;;
    esac
done

if [ -z "$PROFILE_FILE" ]; then
    echo "error: empty profile path given" 1>&2
    print_usage
    exit 255
fi

if [ $# -ne 2 ] || [ "$1" = "--*" ] || [ "$2" = "--*" ]; then
    echo "error: missing arguments" 1>&2
    print_usage
    exit 255
fi

DEVICE=$1
COMMAND=$2

STATE_FILE=/tmp/mbim-network-state-`basename $DEVICE`

load_profile ()
{
    if [ -f "$PROFILE_FILE" ]; then
        echo "Loading profile at ${PROFILE_FILE}..."
        . $PROFILE_FILE

        if [ -n "$APN" ]; then
            echo "    APN: $APN"
        else
            echo "    APN: unset"
        fi

        if [ -n "$APN_AUTH" ]; then
            echo "    APN auth protocol: $APN_AUTH"
        else
            echo "    APN auth protocol: unset"
        fi

        if [ -n "$APN_USER" ]; then
            echo "    APN user: $APN_USER"
            if [ -z "$APN_AUTH" ]; then
                echo "error: APN_USER in the profile requires APN_AUTH" 1>&2
                exit 32
            fi
        else
            echo "    APN user: unset"
        fi

        if [ -n "$APN_PASS" ]; then
            echo "    APN password: $APN_PASS"
            if [ -z "$APN_USER" ]; then
                echo "error: APN_PASS in the profile requires APN_USER" 1>&2
                exit 32
            fi
        else
            echo "    APN password: unset"
        fi

        if [ "$PROXY" = "yes" ]; then
            echo "    mbim-proxy: $PROXY"
            PROXY_OPT='--device-open-proxy'
        else
            echo "    mbim-proxy: no"
        fi
    else
        echo "Profile at '$PROFILE_FILE' not found..."
    fi
}

save_state ()
{
    KEY=$1
    VAL=$2

    if [ -n "${PROXY_OPT}" ]; then
        return
    fi

    echo "Saving state at ${STATE_FILE}... ($KEY: $VAL)"

    if [ -f "$STATE_FILE" ]; then
        PREVIOUS=`cat $STATE_FILE`
        PREVIOUS=`echo "$PREVIOUS" | grep -v $KEY`
        if [ -n "$PREVIOUS" ]; then
            echo $PREVIOUS > $STATE_FILE
        else
            rm $STATE_FILE
        fi
    fi

    if [ -n "$VAL" ]; then
        echo "$KEY=\"$VAL\"" >> $STATE_FILE
    fi
}

load_state ()
{
    if [ -n "${PROXY_OPT}" ]; then
        return
    fi

    if [ -f "$STATE_FILE" ]; then
        echo "Loading previous state from ${STATE_FILE}..."
        . $STATE_FILE
        if [ -n "$TRID" ]; then
            echo "    Previous Transaction ID: $TRID"
        fi
    fi
}

clear_state ()
{
    if [ -n "${PROXY_OPT}" ]; then
        return
    fi

    echo "Clearing state at ${STATE_FILE}..."
    rm -f $STATE_FILE
}

#
# $ sudo mbimcli -d /dev/cdc-wdm0 --connect="Internet" --no-close
#   [/dev/cdc-wdm0] Successfully connected
#   [/dev/cdc-wdm0] Connection status:
#             Session ID: '0'
#       Activation state: 'activated'
#       Voice call state: 'none'
#                IP type: 'ipv4'
#           Context type: 'internet'
#          Network error: 'unknown'
#
connect ()
{
    # Always try to connect using a fresh session
    if [ -z "${PROXY_OPT}" ]; then
        if [ -n "$TRID" ]; then
            # This will implicitly close the previous session
            mbimcli -d $DEVICE --no-open=$TRID
            clear_state
        fi
    fi

    if [ -z "${PROXY_OPT}" ]; then
        EXTRA_OPT="--no-close"
    else
        EXTRA_OPT="${PROXY_OPT}"
    fi

    SUBSCRIBER_READY_CMD="mbimcli -d $DEVICE --query-subscriber-ready-status ${EXTRA_OPT}"
    echo "Querying subscriber ready status '$SUBSCRIBER_READY_CMD'..."

    SUBSCRIBER_READY_OUT=`$SUBSCRIBER_READY_CMD`
    echo $SUBSCRIBER_READY_OUT

    if [ -z "${PROXY_OPT}" ]; then
        TRID=`echo "$SUBSCRIBER_READY_OUT" | sed -n "s/.*TRID.*'\(.*\)'.*/\1/p"`
        EXTRA_OPT="--no-open=$TRID --no-close"
    else
        EXTRA_OPT="${PROXY_OPT}"
    fi

    REGISTRATION_STATE_CMD="mbimcli -d $DEVICE --query-registration-state ${EXTRA_OPT}"
    echo "Querying registration state '$REGISTRATION_STATE_CMD'..."

    REGISTRATION_STATE_OUT=`$REGISTRATION_STATE_CMD`
    echo $REGISTRATION_STATE_OUT

    if [ -z "${PROXY_OPT}" ]; then
        TRID=`echo "$REGISTRATION_STATE_OUT" | sed -n "s/.*TRID.*'\(.*\)'.*/\1/p"`
        EXTRA_OPT="--no-open=$TRID --no-close"
    else
        EXTRA_OPT="${PROXY_OPT}"
    fi

    ATTACH_CMD="mbimcli -d $DEVICE --attach-packet-service ${EXTRA_OPT}"
    echo "Attaching to packet service with '$ATTACH_CMD'..."

    ATTACH_OUT=`$ATTACH_CMD`
    echo $ATTACH_OUT

    if [ -z "${PROXY_OPT}" ]; then
        TRID=`echo "$ATTACH_OUT" | sed -n "s/.*TRID.*'\(.*\)'.*/\1/p"`
        EXTRA_OPT="--no-open=$TRID --no-close"
    else
        EXTRA_OPT="${PROXY_OPT}"
    fi

    CONNECT_ARGS="apn='$APN'"
    if [ -n "$APN_AUTH" ]; then
        CONNECT_ARGS="${CONNECT_ARGS},auth='$APN_AUTH'"
        if [ -n "$APN_USER" ]; then
            CONNECT_ARGS="${CONNECT_ARGS},username='$APN_USER'"
            if [ -n "$APN_PASS" ]; then
                CONNECT_ARGS="${CONNECT_ARGS},password='$APN_PASS'"
            fi
        fi
    fi

    CONNECT_CMD="mbimcli -d $DEVICE --connect=$CONNECT_ARGS ${EXTRA_OPT}"
    echo "Starting network with '$CONNECT_CMD'..."

    CONNECT_OUT=`$CONNECT_CMD`
    if [ $? -eq 0 ]; then
        echo "Network started successfully"
    else
        echo "Network start failed"
        echo $CONNECT_OUT
    fi

    # Save the new TRID
    if [ -z "${PROXY_OPT}" ]; then
        TRID=`echo "$CONNECT_OUT" | sed -n "s/.*TRID.*'\(.*\)'.*/\1/p"`
        if [ -n "$TRID" ]; then
            save_state "TRID" $TRID
        fi
    fi
}

#
# $ sudo mbimcli -d /dev/cdc-wdm0 --disconnect="0"
#   [/dev/cdc-wdm0] Successfully disconnected
#   [/dev/cdc-wdm0] Connection status:
#             Session ID: '0'
#       Activation state: 'deactivated'
#       Voice call state: 'none'
#                IP type: 'default'
#           Context type: 'internet'
#          Network error: 'unknown'
#
disconnect ()
{
    # Always close the session when disconnecting
    if [ -n "${PROXY_OPT}" ]; then
        EXTRA_OPT="${PROXY_OPT}"
    elif [ -n "$TRID" ]; then
        EXTRA_OPT="--no-open=$TRID"
    else
        EXTRA_OPT=""
    fi
    DISCONNECT_CMD="mbimcli -d $DEVICE --disconnect ${EXTRA_OPT}"

    echo "Stopping network with '$DISCONNECT_CMD'..."

    DISCONNECT_OUT=`$DISCONNECT_CMD`
    if [ $? -eq 0 ]; then
        echo "Network stopped successfully"
    else
        echo "Network stop failed"
        echo $DISCONNECT_OUT
    fi

    clear_state
}

#
# $ sudo mbimcli -d /dev/cdc-wdm0 --query-connection-state  --no-close
# [/dev/cdc-wdm0] Connection status:
#         Session ID: '0'
#   Activation state: 'deactivated'
#   Voice call state: 'none'
#            IP type: 'default'
#       Context type: 'none'
#      Network error: 'unknown'
#
status ()
{
    if [ -n "${PROXY_OPT}" ]; then
        EXTRA_OPT="${PROXY_OPT}"
    elif [ -n "$TRID" ]; then
        EXTRA_OPT="--no-open=$TRID --no-close"
    else
        EXTRA_OPT=""
    fi

    STATUS_CMD="mbimcli -d $DEVICE --query-connection-state ${EXTRA_OPT}"
    echo "Getting status with '$STATUS_CMD'..."

    STATUS_OUT=`$STATUS_CMD`

    # Save the new TRID
    if [ -z "${PROXY_OPT}" ]; then
        TRID=`echo "$STATUS_OUT" | sed -n "s/.*TRID.*'\(.*\)'.*/\1/p"`
        if [ -n "$TRID" ]; then
            save_state "TRID" $TRID
        fi
    fi

    CONN=`echo "$STATUS_OUT" | sed -n "s/.*Activation state:.*'\(.*\)'.*/\1/p"`
    if [ -z "$CONN" ]; then
        echo "error: couldn't get connection status" 1>&2
        exit 2
    else
        echo "Status: $CONN"
        if [ "$CONN" != "connected" ]; then
            exit 64
        fi
    fi
}

# Main

# Load profile, if any
load_profile

# Load previous state, if any
load_state

# Process commands
case $COMMAND in
    "start")
        connect
        ;;
    "stop")
        disconnect
        ;;
    "status")
        status
        ;;
    *)
        echo "error: unexpected command '$COMMAND'" 1>&2
        print_usage
        exit 255
        ;;
esac

exit 0
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