Init

aptupdater.sh

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+#!/bin/bash
+
+tryUpdateFromSd()
+{
+    local sd_name=$1
+    # cut received line by / and take the third found result. (for /dev/sdb1 it's sdb1)
+    local sd_folder_name=$(echo "${sd_name}" | cut -f 3 -d '/')
+    exit_condition=false
+    while [ "$exit_condition" == false ]
+    do
+        echo "Do you want to update from ${sd_name}? (Y/n)"
+        read input_char
+        if [ "$input_char" == "Y" ] || [ "$input_char" == "y" ]
+        then
+            echo " - Create /media/iso-$sd_folder_name"
+            mkdir /media/iso-$sd_folder_name
+            echo " - Mount ${sd_name} in /media/iso-$sd_folder_name"
+            mount $sd_name /media/iso-$sd_folder_name
+            echo " - Update the package manager."
+            cp /etc/apt/sources.list /etc/apt/sources-backup.list
+            mkdir /home/temp-apt
+            mv /etc/apt/sources.list.d/* /home/temp-apt/
+            echo "deb [trusted=yes] file:/media/iso-$sd_folder_name orel main contrib" > /etc/apt/sources.list
+            echo " - Update packages."
+            apt update
+            apt upgrade
+            echo " - Unmount ${sd_name}"
+            umount /media/iso-$sd_folder_name
+            rm -rf /media/iso-$sd_folder_name
+            echo " - Restore the package manager."
+            mv /etc/apt/sources-backup.list /etc/apt/sources.list
+            mv /home/temp-apt/* /etc/apt/sources.list.d/
+            rm -rf /home/temp-apt/
+            exit_condition=true
+            exit 0
+        elif [ "$input_char" == "N" ] || [ "$input_char" == "n" ]
+        then
+            echo "Skip "${sd_name}""
+            exit_condition=true
+        else
+            echo "Please, type Y to agree or N to decline."
+            echo "Input Ctrl+C to exit."
+        fi
+    done
+}
+
+tryUpdateFromDrive()
+{
+    # Show devices with fdisk -l
+    # Filter all lines which contain "sd*" (where * -- any latin letter from B to Z) except for "sd*:"
+    # cut by space character and take the first found result
+    # so it is: /dev/sdb1 , for example 
+    sd_arr_raw=$(fdisk -l | egrep "sd[b-zB-Z][^:]" | cut -f 1 -d ' ')
+    amount_of_sd=0
+    for sd_raw in $sd_arr_raw
+    do
+        amount_of_sd=$(($amount_of_sd+1))
+        echo "${sd_raw}; ID=${amount_of_sd}"
+    done
+    if (( $amount_of_sd < 1 ))
+    then
+        echo "Couldn't find external drives. Please, make sure they are connected and available."
+        exit 1
+    else
+        for sd_raw in $sd_arr_raw
+        do
+            tryUpdateFromSd "${sd_raw}"
+        done
+        exot 0
+    fi
+}
+
+tryUpdateFromFile()
+{
+    exit_condition=false
+    while [ "$exit_condition" == false ]
+    do
+        echo "Do you want to update from ${filename}? (Y/n)"
+        read input_char
+        if [ "$input_char" == "y" ] || [ "$input_char" == "Y" ]
+        then
+            echo " - Create /media/iso-$filename"
+            mkdir /media/iso-$filename
+            echo " - Mount ${filename} in /media/iso-$filename"
+            mount $filename /media/iso-$filename
+            echo " - Update the package manager."
+            cp /etc/apt/sources.list /etc/apt/sources-backup.list
+            mkdir /home/temp-apt
+            mv /etc/apt/sources.list.d/* /home/temp-apt/
+            echo "deb [trusted=yes] file:/media/iso-$filename orel main contrib" > /etc/apt/sources.list
+            echo " - Update packages."
+            apt update
+            apt upgrade
+            echo " - Unmount ${filename}"
+            umount /media/iso-$filename
+            rm -rf /media/iso-$filename
+            echo " - Restore the package manager."
+            mv /etc/apt/sources-backup.list /etc/apt/sources.list
+            mv /home/temp-apt/* /etc/apt/sources.list.d/
+            rm -rf /home/temp-apt/
+            exit_condition=true
+            updated=true
+            exit 0
+        elif [ "$input_char" == "n" ] || [ "$input_char" == "N" ]
+        then
+            exit_condition=true
+            exit 0
+        else
+            echo "Please, type Y to agree or N to decline."
+            echo "Input Ctrl+C to exit."
+        fi
+    done
+}
+
+printHelp()
+{
+    echo "iso-updater - tool for updating OS packages by apt."
+    echo " "
+    echo "USAGE: iso-updater [-OPTIONS...] [ARGS]"
+    echo " "
+    echo "OPTIONS:"
+    echo "-h, --help            Show brief instructions."
+    echo " "
+    echo "-d, --drive           Update the system from drive."
+    echo "                      Make sure there is one and only one external drive "
+    echo "                      connected. The program will read its partisions and "
+    echo "                      try to upgrade the system from each of them."
+    echo "                      Thoroughly follow all the instructions after launch."
+    echo " "
+    echo "-f, --file [PATH]     Update the system from an .iso file."
+    echo "                      Make sure there is an .iso file needed to update "
+    echo "                      the system from and that the file is being placed "
+    echo "                      exactly at PATH. Thoroughly follow all "
+    echo "                      the instructions after launch."
+    echo " "
+    echo "Example: sudo iso-updater --file /home/user/iso/very-very-cool-iso-file.iso"
+    echo " "
+    echo " "
+    exit 0
+}
+
+while test $# -gt 0; do
+    case "$1" in
+    -h|--help)
+        printHelp
+        ;;
+    -d|--drive)
+        if [[ $UID != 0 ]]; then
+            echo "Please, run with sudo:"
+            echo "sudo $0 $*"
+            exit 1
+        fi
+        tryUpdateFromDrive
+        exit 0
+        ;;
+    -f|--file)
+        if [[ $UID != 0 ]]; then
+            echo "Please, run with sudo:"
+            echo "sudo $0 $*"
+            exit 1
+        fi
+        shift
+        filename=$1
+        if [ ! -f "$filename" ]
+        then
+            echo "Couldn't find $filename. Please, use correct filename and make sure it does exist."
+            exit 1
+        fi
+        tryUpdateFromFile
+        exit 0
+        ;;
+    esac
+    echo "Couldn't recognize $1."
+    echo " "
+    shift
+done
+
+printHelp
+exit 0

dbsshutil.sh

@@ -0,0 +1,143 @@
+#!/bin/bash
+
+TARGET_REMOTE_USER=adm0
+TARGET_OWNER_USER=owner
+TARGET_REMOTE_PATH=/usr/disp/
+export PATH
+
+if [ "$#" -ne "1" ] && [ "$#" -ne "2" ] && [ "$#" -ne "3" ]
+then
+    echo "$0 --help "
+    exit 0
+fi
+
+if [ "$1" == "--help" ]
+then
+    echo "sshdb - utility for simpler database management between local machines vie authorized_keys and rsync."
+    echo " "
+    echo "USAGE: sshdb [-FLAG] [ARGS..]"
+    echo " "
+    echo "FLAGS:"
+    echo "--help                Show this sheet."
+    echo " "
+    echo "-g [IP] [|PATH]       Copy database from remote machine to PATH/"
+    echo "                      or ./ if the PATH argument is missing."
+    echo "                      Example: sshdb -g 10.64.184.60"
+    echo "                               sshdb -g 10.64.184.60 ./tempdb/"
+    echo " "
+    echo "-l [IP] [|FILE]       Copy database from FILE to remote machine"
+    echo "                      and execute initial maintenance from"
+    echo "                      ./database.sqlite if the FILE argument is missing."
+    echo "                      Example: sshdb -l 10.64.184.60"
+    echo "                               sshdb -l 10.64.184.60 /home/myuser/folder/folder2/database.sqlite"
+    echo " "
+    echo "-c [IP1] [IP2]        Copy database from IP1 to IP2 and execute initial maintenance."
+    echo "                      Example: sshdb -c 172.23.16.176 10.64.184.60"
+    echo " "
+    exit 0
+fi
+
+# -----------------------------------
+
+if [ "$1" == "-g" ]
+then
+    if [ -z "$(cat ~/.ssh/id_rsa.pub)" ]
+    then
+        echo "SSH key is needed. Proceed to generating it by ssh-keygen."
+        exit 1
+    fi
+
+    if [ -z "$2" ]
+    then
+        echo "Target IP is needed. Run $0 --help."
+        exit 1
+    fi
+    
+    LOCAL_DATABASE_PATH="./"
+
+    if [ ! -z "$3" ]
+    then
+        LOCAL_DATABASE_PATH="$3"
+    fi
+
+    if [ ! -d $LOCAL_DATABASE_PATH ]
+    then
+        echo "Path $LOCAL_DATABASE_PATH is missing."
+        exit 1
+    fi
+
+    ssh-copy-id "$TARGET_REMOTE_USER"@"$2"
+    ssh "$TARGET_REMOTE_USER"@"$2" "sudo apt install rsync"
+    rsync "$TARGET_REMOTE_USER"@"$2":${TARGET_REMOTE_PATH}database.sqlite $LOCAL_DATABASE_PATH
+    exit 0
+fi
+
+# -----------------------------------
+
+if [ "$1" == "-l" ]
+then
+    if [ -z "$(cat ~/.ssh/id_rsa.pub)" ]
+    then
+        echo "SSH key is needed. Proceed to generating it by ssh-keygen."
+        exit 1
+    fi
+
+    if [ -z "$2" ]
+    then
+        echo "Target IP is needed. Run $0 --help."
+        exit 1
+    fi
+    
+    LOCAL_DATABASE_FILE="./database.sqlite"
+
+    if [ ! -z "$3" ]
+    then
+        LOCAL_DATABASE_FILE="$3"
+    fi
+
+    if [ ! -f $LOCAL_DATABASE_FILE ]
+    then
+        echo "File $LOCAL_DATABASE_FILE is missing."
+        exit 1
+    fi
+
+    ssh-copy-id "$TARGET_REMOTE_USER"@"$2"
+    ssh "$TARGET_REMOTE_USER"@"$2" "sudo apt install rsync"
+    rsync $LOCAL_DATABASE_FILE "$TARGET_REMOTE_USER"@"$2":/home/"$TARGET_REMOTE_USER"/
+    ssh "$TARGET_REMOTE_USER"@"$2" "sudo mv -f ./database.sqlite ${TARGET_REMOTE_PATH}database.sqlite && sudo chown ${owner}:${owner} ${TARGET_REMOTE_PATH}database.sqlite"
+    exit 0
+fi
+
+# -----------------------------------
+
+if [ "$1" == "-c" ]
+then
+    if [ -z "$(cat ~/.ssh/id_rsa.pub)" ]
+    then
+        echo "SSH key is needed. Proceed to generating it by ssh-keygen."
+        exit 1
+    fi
+
+    if [ -z "$2" ]
+    then
+        echo "Target IP of the first machine is needed. Run $0 --help."
+        exit 1
+    fi
+
+    if [ -z "$3" ]
+    then
+        echo "Target IP of the second machine is needed. Run $0 --help."
+        exit 1
+    fi
+    
+    ssh-copy-id "$TARGET_REMOTE_USER"@"$2"
+    ssh "$TARGET_REMOTE_USER"@"$2" "sudo apt install rsync"
+    rsync "$TARGET_REMOTE_USER"@"$2":${TARGET_REMOTE_PATH}database.sqlite ./.temp.sqlite
+
+    ssh-copy-id "$TARGET_REMOTE_USER"@"$3"
+    ssh "$TARGET_REMOTE_USER"@"$3" "sudo apt install rsync"
+    rsync ./.temp.sqlite "$TARGET_REMOTE_USER"@"$3":/home/"$TARGET_REMOTE_USER"/
+    ssh "$TARGET_REMOTE_USER"@"$3" "sudo mv -f ./database.sqlite ${TARGET_REMOTE_PATH}database.sqlite && sudo chown ${owner}:${owner} ${TARGET_REMOTE_PATH}database.sqlite"
+    rm -f ./.temp.sqlite
+    exit 0
+fi

rawjsonvaluereader.sh

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+# Manually extracting value from settings JSON file 
+
+FOUND_CURSOR=0
+JSON_PATH=/var/pos/config/UiSettings.cfg
+
+echo " " > /tmp/checkIcons.log
+
+# Are we launcing it for the first time (assuming currently cursor is visible)
+if [[ ! -d /usr/share/icons/default-backup ]]
+then
+    mv /usr/share/icons/default /usr/share/icons/default-backup
+    cp -r /usr/share/icons/xcursor-transparent /usr/share/icons/default
+fi
+
+if [[ ! -f ${JSON_PATH} ]]
+then
+    echo "${JSON_PATH} is missing" >> /tmp/checkIcons.log
+    exit 0
+fi
+
+while IFS= read -r line
+do
+    if [ ! -z "$(echo \"${line}\" | grep \"isCursorVisible\")" ]
+    then
+        echo "Found JSON key about cursor visibility" >> /tmp/checkIcons.log
+        FOUND_CURSOR=1
+    fi
+
+    if [ "$FOUND_CURSOR" = "1" ] && [ ! -z "$(echo \"$line\" | grep \"value\")" ]
+    then
+        if [ ! -z "$(echo \"${line}\" | grep 0)" ]
+        then
+            echo "Disable cursor visibility." >> /tmp/checkIcons.log
+            rm -rf /usr/share/icons/default
+            cp -r /usr/share/icons/xcursor-transparent /usr/share/icons/default
+        fi
+
+        if [ ! -z "$(echo \"${line}\" | grep 1)" ]
+        then
+            echo "Enable cursor visibility." >> /tmp/checkIcons.log
+            rm -rf /usr/share/icons/default
+            cp -r /usr/share/icons/default-backup /usr/share/icons/default
+        fi
+
+    fi
+
+    if [ ! -z "$(echo \"${line}\" | grep })" ]
+    then
+        FOUND_CURSOR=0
+    fi
+
+done < ${JSON_PATH}

sqlite3.sh

@@ -0,0 +1,75 @@
+#!/bin/bash
+
+database_path=" "
+exit_condition=false
+
+printLastCassette()
+{
+    last_id=$(sqlite3 "${database_path}" "SELECT MAX(id) FROM cassete;")
+
+    if [ -z ${last_id} ]
+    then
+        echo "Couldn't find cassete entries in \"${database_path}\"."
+        exit 0
+    fi
+
+    printCassetteById $last_id
+}
+
+printCassetteById()
+{
+    local cassette_id=$1
+
+    local deposit_ids=$(sqlite3 "${database_path}" "SELECT id FROM deposit WHERE cassete_id = \"${cassette_id}\";")
+    local validation_id=$(sqlite3 "${database_path}" "SELECT MAX(id) FROM deposit WHERE cassete_id = \"${cassette_id}\";")
+
+    if [ -z ${validation_id} ]
+    then
+        echo "Couldn't find deposits by cassete id ${cassette_id} in \"${database_path}\"."
+    else
+
+        local cassette_sum=0
+        local cassette_bills_amount=0
+
+        for i in $deposit_ids
+        do
+            deposit_sum=$(sqlite3 "${database_path}" "SELECT SUM(value) FROM bills WHERE deposit_id = \"${i}\";")
+            if [ ! -z ${deposit_sum} ]
+            then
+                cassette_sum=$(($cassette_sum+$deposit_sum))
+                operand=$(sqlite3 "${database_path}" "SELECT COUNT(id) FROM bills WHERE deposit_id = \"${i}\";")
+                cassette_bills_amount=$(($cassette_bills_amount+$operand))
+            else
+                echo "Deposit ${i} is registered but also empty."
+            fi
+        done
+
+        echo "Sum of cash:     ${cassette_sum}"
+        echo "Amount of bills: ${cassette_bills_amount}"
+        exit_condition=true
+    fi
+}
+
+if [ ! -f "$database_path" ]
+then
+    echo "Missing \"${database_path}\" database."
+    exit 0
+fi
+
+while [ "$exit_condition" == false ]
+do
+    echo "Show information from the last registered cassete? (y/n)"
+    read input_char
+    if [ "$input_char" == "y" ] || [ "$input_char" == "Y" ]
+    then
+        printLastCassette
+    elif [ "$input_char" == "n" ] || [ "$input_char" == "N" ]
+    then
+        echo "Input specific cassete id: "
+        read cassette_id
+        printCassetteById $cassette_id
+    else
+        echo "Please input y to show information about the last active cassete or n to specify cassete id on your own."
+        echo " "
+    fi
+done