Почему пакет Mongodb не найден на Ubuntu? [закрыто]

Это автоматически загрузит последнюю версию Oracle Java для текущей архитектуры ядра, однако на данный момент отсутствует часть установки (обратите внимание: в примерах я проверил текущую версию Java против пользовательского текстового файла, чтобы spoof фактической версии Java)

JavaUpdater.sh

#!/bin/bash
echo 'Checking for a new Java Version...'
kern_arch=$(uname -r | sed 's/.*-\(.*\)/\1/')
if [ "$kern_arch" = amd64 ]; then
    java_ver=' x64'
fi
current_version=$(java -version 2>&1 >/dev/null | sed -n '1s/.*"\([^"]*\)"/\1/p')
latest_version_url=$(curl https://www.java.com/en/download/manual.jsp 2>/dev/null | grep -Po -m 1 "href=\"\K[^\"]*(?=.*Linux${java_ver} en JRE)"
)
latest_version=$(curl $latest_version_url 2>/dev/null | sed -n 's/.*File=jre-\([0-9]\)u\([0-9]\{2\}\).*/1.\1.0_\2/p')
if [ "$current_version" = "$latest_version" ]; then
    echo 'No new Java version available. Aborting.'
    exit 1
fi
read -n 1 -p "A new Java version is available (${latest_version})! Would you like to download it (y)? " download
echo
if [ "$download" = y ]; then
    filename="$(curl "$latest_version_url" 2> /dev/null | sed -n 's/.*File=\([^&]*\).*/\1/p')"
    wget -q -O "$filename" --show-progress "$latest_version_url"
    echo 'Download completed.'
    exit 0
fi
exit 1

Предостережения:

user@debian ~/tmp/JavaDownloader
 % tree
.
├── current_version.txt
└── JavaUpdater.sh

0 directories, 2 files
user@debian ~/tmp/JavaDownloader
 % cat current_version.txt 
java version "1.8.0_50"
Java(TM) SE Runtime Environment (build 1.8.0_50-b16)
Java HotSpot(TM) 64-Bit Server VM (build 25.50-b03, mixed mode)
user@debian ~/tmp/JavaDownloader
 % bash JavaUpdater.sh 
Checking for a new Java Version...
A new Java version is available (1.8.0_51)! Would you like to download it (y)? y
jre-8u51-linux-x64. 100%[=====================>]  60.90M  1.21MB/s   in 51s    
Download completed.
user@debian ~/tmp/JavaDownloader
 % tree
.
├── current_version.txt
├── JavaUpdater.sh
└── jre-8u51-linux-x64.tar.gz

0 directories, 3 files

user@debian ~/tmp/JavaDownloader
 % tree
.
├── current_version.txt
├── JavaUpdater.sh
└── jre-8u51-linux-x64.tar.gz

0 directories, 3 files
user@debian ~/tmp/JavaDownloader
 % cat current_version.txt 
java version "1.8.0_51"
Java(TM) SE Runtime Environment (build 1.8.0_51-b16)
Java HotSpot(TM) 64-Bit Server VM (build 25.51-b03, mixed mode)
user@debian ~/tmp/JavaDownloader
 % bash JavaUpdater.sh 
Checking for a new Java Version...
No new Java version available. Aborting.
user@debian ~/tmp/JavaDownloader
 % tree
.
├── current_version.txt
├── JavaUpdater.sh
└── jre-8u51-linux-x64.tar.gz

0 directories, 3 files