Add files via upload

ubuntu.sh

@@ -0,0 +1,96 @@
+#!/data/data/com.termux/files/usr/bin/bash
+folder=ubuntu-fs
+if [ -d "$folder" ]; then
+    first=1
+    echo "skipping downloading"
+fi
+if [ "$first" != 1 ];then
+    if [ ! -f "ubuntu.tar.gz" ]; then
+        echo "downloading ubuntu-image"
+        if [ "$(dpkg --print-architecture)" = "aarch64" ];then
+            wget http://cdimage.ubuntu.com/ubuntu-base/releases/19.04/release/ubuntu-base-19.04-base-arm64.tar.gz -O ubuntu.tar.gz
+        elif [ "$(dpkg --print-architecture)" = "arm" ];then
+            wget http://cdimage.ubuntu.com/ubuntu-base/releases/19.04/release/ubuntu-base-19.04-base-armhf.tar.gz -O ubuntu.tar.gz
+        elif [ "$(dpkg --print-architecture)" = "x86_64" ];then
+            wget http://cdimage.ubuntu.com/ubuntu-base/releases/19.04/release/ubuntu-base-19.04-base-amd64.tar.gz -O ubuntu.tar.gz
+        elif [ "$(dpkg --print-architecture)" = "i*86" ];then
+            wget http://cdimage.ubuntu.com/ubuntu-base/releases/19.04/release/ubuntu-base-19.04-base-i386.tar.gz -O ubuntu.tar.gz
+        elif [ "$(dpkg --print-architecture)" = "x86" ];then
+            wget http://cdimage.ubuntu.com/ubuntu-base/releases/19.04/release/ubuntu-base-19.04-base-i386.tar.gz -O ubuntu.tar.gz
+        elif [ "$(dpkg --print-architecture)" = "amd64" ];then
+            wget http://cdimage.ubuntu.com/ubuntu-base/releases/19.04/release/ubuntu-base-19.04-base-amd64.tar.gz -O ubuntu.tar.gz
+
+
+
+        else
+            echo "unknown architecture"
+            exit 1
+        fi
+    fi
+    cur=`pwd`
+    mkdir -p $folder
+    cd $folder
+    echo "decompressing ubuntu image"
+    proot --link2symlink tar -xf $cur/ubuntu.tar.gz --exclude='dev'||:
+    echo "fixing nameserver, otherwise it can't connect to the internet"
+    echo "nameserver 8.8.8.8" > etc/resolv.conf
+    stubs=()
+    stubs+=('usr/bin/groups')
+
+    for f in ${stubs[@]};do
+        echo "Writing stub: $f"
+        echo -e "#!/bin/sh\nexit" > "$f"
+    done
+
+
+
+    cd $cur
+fi
+mkdir -p ubuntu-binds
+bin=start.sh
+echo "writing launch script"
+cat > $bin <<- EOM
+#!/bin/bash
+cd \$(dirname \$0)
+## unset LD_PRELOAD in case termux-exec is installed
+unset LD_PRELOAD
+command="proot"
+command+=" --link2symlink"
+command+=" -0"
+command+=" -r $folder"
+if [ -n "\$(ls -A ubuntu-binds)" ]; then
+    for f in ubuntu-binds/* ;do
+      . \$f
+    done
+fi
+command+=" -b /dev"
+command+=" -b /proc"
+command+=" -b ubuntu-fs/tmp:/dev/shm"
+command+=" -b /data/data/com.termux"
+command+=" -b /:/host-rootfs"
+command+=" -b /sdcard"
+command+=" -b /storage"
+command+=" -b /mnt"
+command+=" -w /root"
+command+=" /usr/bin/env -i"
+command+=" HOME=/root"
+command+=" PATH=/usr/local/sbin:/usr/local/bin:/bin:/usr/bin:/sbin:/usr/sbin:/usr/games:/usr/local/games"
+command+=" TERM=\$TERM"
+command+=" LANG=C.UTF-8"
+command+=" /bin/bash --login"
+com="\$@"
+if [ -z "\$1" ];then
+    exec \$command
+else
+    \$command -c "\$com"
+fi
+EOM
+
+echo "fixing shebang of $bin"
+termux-fix-shebang $bin
+echo "making $bin executable"
+chmod +x $bin
+echo "removing image for some space"
+rm ubuntu.tar.gz -rf
+echo "You can now launch Ubuntu with the ./start.sh script"
+