From c59c970eec6e0bf6e4233e21647d5d6b64523c05 Mon Sep 17 00:00:00 2001
From: "Yuriy Georgiev (jeux)" <u.georgiev@gmail.com>
Date: Wed, 1 Dec 2021 10:45:46 +0200
Subject: [PATCH] Removed the obsolete POC installer from the project (#270)

---
 poc-installer/install.sh                      |  72 ------
 ...containerd-v1.4.4+vmware.3.linux-amd64.tar |   0
 .../cri-tools_1.19.0+vmware.3-1_amd64.deb     |   0
 poc-installer/payload/debinstall.list         |   5 -
 .../kubeadm_1.20.5+vmware.2-1_amd64.deb       |   0
 .../kubectl_1.20.5+vmware.2-1_amd64.deb       |   0
 .../kubelet_1.20.5+vmware.2-1_amd64.deb       |   0
 .../kubernetes-cni_0.8.7+vmware.7-1_amd64.deb |   0
 poc-installer/tkgpkg_fsbackup.sh              | 234 ------------------
 poc-installer/uninstall.sh                    |  47 ----
 10 files changed, 358 deletions(-)
 delete mode 100644 poc-installer/install.sh
 delete mode 100644 poc-installer/payload/cri-containerd-v1.4.4+vmware.3.linux-amd64.tar
 delete mode 100644 poc-installer/payload/cri-tools_1.19.0+vmware.3-1_amd64.deb
 delete mode 100644 poc-installer/payload/debinstall.list
 delete mode 100644 poc-installer/payload/kubeadm_1.20.5+vmware.2-1_amd64.deb
 delete mode 100644 poc-installer/payload/kubectl_1.20.5+vmware.2-1_amd64.deb
 delete mode 100644 poc-installer/payload/kubelet_1.20.5+vmware.2-1_amd64.deb
 delete mode 100644 poc-installer/payload/kubernetes-cni_0.8.7+vmware.7-1_amd64.deb
 delete mode 100644 poc-installer/tkgpkg_fsbackup.sh
 delete mode 100644 poc-installer/uninstall.sh

diff --git a/poc-installer/install.sh b/poc-installer/install.sh
deleted file mode 100644
index dcc9497ab..000000000
--- a/poc-installer/install.sh
+++ /dev/null
@@ -1,72 +0,0 @@
-#!/bin/bash
-
-#######################################
-# DATA SECTION (global vars & consts) #
-#######################################
-readonly WORK_DIR="/tmp/byoh"
-readonly PAYLOAD_DIR="./payload"
-readonly INSTALL_TMP_DIR="$WORK_DIR/root"
-
-####################
-# HELPER FUNCTIONS #
-####################
-
-recursiveExtractLayers()
-{
-    if [ ! -d "$INSTALL_TMP_DIR" ]
-    then
-        mkdir -p "$INSTALL_TMP_DIR"
-    fi
-
-    for layerTar in $(find $WORK_DIR -name "layer.tar")
-    do
-        echo "Extracting layer $layerTar..."
-        tar -C "$INSTALL_TMP_DIR" -xf "$layerTar"
-    done
-}
-
-###############
-# ENTRY POINT #
-###############
-
-#prepare
-if [ ! -d "$WORK_DIR" ]
-then
-    echo "*** Directory $WORK_DIR does not exists, creating backup file structure..."
-    mkdir -p "$INSTALL_TMP_DIR"
-fi
-
-
-#extract all archives from the "payload" directory
-#fsObj = file system object (file or dir, in our case just tarballs)
-cd $PAYLOAD_DIR
-
-for fsObj in *.tar
-do 
-    echo "Processing: $fsObj"
-    ../tkgpkg_fsbackup.sh "$fsObj"
-    tar -C "$INSTALL_TMP_DIR" -xvf "$fsObj"
-done
-
-recursiveExtractLayers
-echo "All tarballs extracted."
-
-#install all debs
-while IFS="" read -r packageFile || [ -n "$packageFile" ]
-do
-    apt install -y "./$packageFile"
-done < debinstall.list
-
-#install all the content extracted from the tarballs
-echo "Installing tarballs contents..."
-cp -R $INSTALL_TMP_DIR/* /
-
-#turn off firewall
-ufw disable
-
-#turn off swap
-swapoff -a
-
-#start containerd
-systemctl daemon-reload
-systemctl start containerd
\ No newline at end of file
diff --git a/poc-installer/payload/cri-containerd-v1.4.4+vmware.3.linux-amd64.tar b/poc-installer/payload/cri-containerd-v1.4.4+vmware.3.linux-amd64.tar
deleted file mode 100644
index e69de29bb..000000000
diff --git a/poc-installer/payload/cri-tools_1.19.0+vmware.3-1_amd64.deb b/poc-installer/payload/cri-tools_1.19.0+vmware.3-1_amd64.deb
deleted file mode 100644
index e69de29bb..000000000
diff --git a/poc-installer/payload/debinstall.list b/poc-installer/payload/debinstall.list
deleted file mode 100644
index eb33b1c77..000000000
--- a/poc-installer/payload/debinstall.list
+++ /dev/null
@@ -1,5 +0,0 @@
-kubernetes-cni_0.8.7+vmware.7-1_amd64.deb
-cri-tools_1.19.0+vmware.3-1_amd64.deb
-kubectl_1.20.5+vmware.2-1_amd64.deb
-kubelet_1.20.5+vmware.2-1_amd64.deb
-kubeadm_1.20.5+vmware.2-1_amd64.deb
\ No newline at end of file
diff --git a/poc-installer/payload/kubeadm_1.20.5+vmware.2-1_amd64.deb b/poc-installer/payload/kubeadm_1.20.5+vmware.2-1_amd64.deb
deleted file mode 100644
index e69de29bb..000000000
diff --git a/poc-installer/payload/kubectl_1.20.5+vmware.2-1_amd64.deb b/poc-installer/payload/kubectl_1.20.5+vmware.2-1_amd64.deb
deleted file mode 100644
index e69de29bb..000000000
diff --git a/poc-installer/payload/kubelet_1.20.5+vmware.2-1_amd64.deb b/poc-installer/payload/kubelet_1.20.5+vmware.2-1_amd64.deb
deleted file mode 100644
index e69de29bb..000000000
diff --git a/poc-installer/payload/kubernetes-cni_0.8.7+vmware.7-1_amd64.deb b/poc-installer/payload/kubernetes-cni_0.8.7+vmware.7-1_amd64.deb
deleted file mode 100644
index e69de29bb..000000000
diff --git a/poc-installer/tkgpkg_fsbackup.sh b/poc-installer/tkgpkg_fsbackup.sh
deleted file mode 100644
index 0c7a2b76b..000000000
--- a/poc-installer/tkgpkg_fsbackup.sh
+++ /dev/null
@@ -1,234 +0,0 @@
-##############################################################################
-# This is a simple backup script.                                            #
-# It accepts a .tar (not a .gz or .bz compressed) or .deb as a first argument#
-# and creates a backup of the current HOST file system based on its content. #
-# Its sole purpose is to create a backup prior to extracting the package.    #
-# NOTE: the package must be a file system structure                          #
-##############################################################################
-
-#!/bin/bash
-
-#.DATA SECTION (as we say in assembler jargon)
-#here we just set some global consts
-##################
-readonly ARG1="$1"
-readonly BAK_DIR="/tmp/byoh/bak"
-readonly RESTORE_DIR="fs"
-readonly WORK_DIR="/tmp/byoh"
-readonly PAYLOAD_DIR="./payload"
-
-#HELPER FUNCTIONS
-##################
-
-# accepts: file or dir absolute path
-# returns: 0 = does not exists; 1 = it's a file; 2 = it's a dir
-fileOrDirExists() 
-{
-    fsItem=$1
-    if [ -d "$fsItem" ]; then
-        return 2 #dir exists
-    else
-        if [ -f "$fsItem" ]; then
-            return 1 #file exists
-        else
-            return 0 #fs object does not exists
-        fi
-    fi
-}
-
-#create dir in the backup if required
-backupMkdirIfNotExists() 
-{
-    dir=$1
-    fileOrDirExists "$BAK_DIR/$RESTORE_DIR/$dir"
-    if [ $? -eq 0 ]; then
-        mkdir "$BAK_DIR/$RESTORE_DIR/$dir"
-    fi 
-}
-
-#backup a file to the appropriate backup dir
-backupFile()
-{
-    fileItem=$1
-    cp "$fileItem" "$BAK_DIR/$RESTORE_DIR$fileItem"
-
-    #update the restore.list only if needed
-    if grep -Fxq "$fileItem" $BAK_DIR/restore.list 2> /dev/null
-    then
-        : # don't add the entry if it already exists
-    else
-        echo "$fileItem" >> $BAK_DIR/restore.list
-    fi
-}
-
-backupAddRemoveItemEntry()
-{
-    fileItem=$1
-    #update the remove.list only if needed
-    if grep -Fxq "$fileItem" $BAK_DIR/remove.list 2> /dev/null
-    then
-        : # don't add it if found
-    else
-        echo "$fileItem" >> $BAK_DIR/remove.list
-    fi
-}
-
-isDebOrTar()
-{
-    fileItem=$1
-    filename=$(basename -- "$fileItem")
-    extension="${fileItem##*.}"
-
-    if [ "$extension" = "tar" ]; then
-        return 1
-    elif [ "$extension" = "deb" ]; then
-        return 2
-    else
-        return 3
-    fi
-}
-
-recursiveExtractLayers()
-{
-    if [ ! -d "$WORK_DIR/out" ]
-    then
-        mkdir "$WORK_DIR/out"
-    fi
-
-    echo "Extracting layer.tar archives to $WORK_DIR/out..."
-
-    for layerTar in $(find $WORK_DIR -name "layer.tar")
-    do
-        tar -C "$WORK_DIR/out" -xf "$layerTar"
-    done
-
-    echo "Done."
-}
-
-recursiveListLayers()
-{
-    for layerTar in $(find $WORK_DIR -name "layer.tar")
-    do
-        tar -tf $layerTar >> $BAK_DIR/$archiveList.list
-    done
-}
-
-isOciCompliantTar()
-{
-    fileObject=$1
-    tarContent=$(tar -tf "$fileObject")
-
-    if [ -z "${tarContent##*layer.tar*}" ] ;then
-        return 1
-    fi
-
-    return 0
-}
-
-extractOciCompliantTar()
-{
-    fileName=$(basename -- $1)
-    mkdir "$WORK_DIR/$fileName" && tar -C "$WORK_DIR/$fileName" -xvf "$1"
-    recursiveListLayers
-    rm -rf "$WORK_DIR/$fileName"
-}
-
-bakTar()
-{
-    isOciCompliantTar $1
-
-    if [ $? -eq 1 ]; then #if OCI compliant archive (containing layer.tar archives)
-        extractOciCompliantTar $1
-    else #else if just plain file structure containing archive
-        saveNewFsObjectsToList $1
-    fi
-}
-
-bakDeb()
-{
-    dpkg -c $1 > $BAK_DIR/$archiveList.list
-}
-
-saveNewFsObjectsToList()
-{
-    fileContentList=$(tar -tf $1)
-
-    echo "$fileContentList" |
-    while IFS=/ read -r junk line; 
-    do
-        fileOrDirExists $line
-
-        if [ $? -eq 0 ]; then
-            echo $line >> $BAK_DIR/$archiveList.list;
-        fi
-    done
-}
-
-#ENTRY POINT
-##################
-
-#check for the command line argument (must be a tar or deb file path)
-if [ -z $ARG1 ]; then
-    echo "Pass the .tar or .deb path as fist argument"
-    exit 0
-else 
-    echo "*** Processing: $ARG1"
-fi
-
-#creating the backup dir
-if [ -d "$BAK_DIR/$RESTORE_DIR" ]; then
-    : 
-else
-    mkdir -p $BAK_DIR/$RESTORE_DIR
-fi
-
-#getting the content of the package
-if [ -f "$ARG1" ]; then
-    archiveList="$(basename -- $ARG1)"
-
-    isDebOrTar "$ARG1"
-    debOrTar=$?
-
-    if [ $debOrTar -eq 1 ]; then #tar
-        bakTar $ARG1
-        sed -i 's/.*\.\///' $BAK_DIR/$archiveList.list
-    elif [ $debOrTar -eq 2 ]; then #deb
-        # at this point do nothing, however keep it for a while
-        # if needed, use it for deb file structure backup
-        # also put the "sed -i" command above (see tar)
-        # outside the current if-then-else statement
-
-        : #bakDeb $ARG1
-    else
-        echo "The extension is not .deb nor .tar - exiting."
-        exit 0
-    fi
-
-    
-else 
-    echo "$ARG1 does not exist, exiting..."
-    exit 0
-fi
-
-#process the file structure of the package
-#and create backup directories reflecting the file system
-#as well as backing up any files that are also present in the package
-#(meaning that they are about to be replaced after extraction)
-while IFS= read -r line; do
-    fsItem=/$line
-
-    fileOrDirExists "$fsItem"
-    dest_fileOrDirExists=$?
-
-    if [ $dest_fileOrDirExists -eq 2 ]; then
-        backupMkdirIfNotExists "$fsItem"
-    else
-        if [ $dest_fileOrDirExists -eq 1 ]; then
-            backupFile "$fsItem"
-        else 
-            backupAddRemoveItemEntry "$fsItem"
-        fi
-    fi
-done < $BAK_DIR/$archiveList.list
-
-echo "Backup complete."
\ No newline at end of file
diff --git a/poc-installer/uninstall.sh b/poc-installer/uninstall.sh
deleted file mode 100644
index 78bcff33e..000000000
--- a/poc-installer/uninstall.sh
+++ /dev/null
@@ -1,47 +0,0 @@
-#!/bin/bash
-
-#######################################
-# DATA SECTION (global vars & consts) #
-#######################################
-readonly BAK_DIR="/tmp/byoh/bak"
-
-###############
-# ENTRY POINT #
-###############
-
-#stop the containerd daemon and uninstall it
-sudo systemctl stop containerd
-sudo systemctl disable containerd
-sudo systemctl daemon-reload
-
-#remove installed deb packages and their dependencies
-apt remove -y kubeadm kubelet kubectl kubernetes-cni cri-tools
-apt autoremove -y
-
-#remove fs objects that we've installed (if any)
-if [ -f "$BAK_DIR/remove.list" ]; then
-    while IFS="" read -r line; do
-        echo "Removing: $line"
-        rm -rf "$line" 2>/dev/null
-    done < $BAK_DIR/remove.list
-fi
-
-#restore fs objects that we've replaced (if any)
-#TODO: add md5 hash check to verify the versions
-# if the current ver. is different than the one we've installed
-# do not remove it!
-if [ -f "$BAK_DIR/restore.list" ]; then
-    while IFS="" read -r line; do
-        echo "Restoring: $line"
-        cp -r "$line" 2>/dev/null
-    done < $BAK_DIR/restore.list
-fi
-
-#cleanup all leftovers (backups and uninstall info)
-rm -rf /tmp/byoh 2>/dev/null
-
-#turn on swap
-swapon -a
-
-#turn on firewall
-ufw enable