407 lines
14 KiB
Bash
407 lines
14 KiB
Bash
# kvm.sh
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# Source this file from your .bash-profile or script to use
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_kvm_has() {
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type "$1" > /dev/null 2>&1
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return $?
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}
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if _kvm_has "unsetopt"; then
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unsetopt nomatch 2>/dev/null
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fi
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if [ -z "$KRE_USER_HOME" ]; then
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eval KRE_USER_HOME=~/.kre
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fi
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KRE_USER_PACKAGES="$KRE_USER_HOME/packages"
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if [ -z "$KRE_FEED" ]; then
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KRE_FEED="https://www.myget.org/F/aspnetvnext/api/v2"
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fi
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_kvm_find_latest() {
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local platform="Mono"
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if ! _kvm_has "curl"; then
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echo 'KVM Needs curl to proceed.' >&2;
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return 1
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fi
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local url="$KRE_FEED/GetUpdates()?packageIds=%27KRE-$platform%27&versions=%270.0%27&includePrerelease=true&includeAllVersions=false"
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xml="$(curl $url 2>/dev/null)"
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echo $xml | grep \<[a-zA-Z]:Version\>* >> /dev/null || return 1
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version="$(echo $xml | sed 's/.*<[a-zA-Z]:Version>\([^<]*\).*/\1/')"
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echo $version
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}
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_kvm_strip_path() {
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echo "$1" | sed -e "s#$KRE_USER_PACKAGES/[^/]*$2[^:]*:##g" -e "s#:$KRE_USER_PACKAGES/[^/]*$2[^:]*##g" -e "s#$KRE_USER_PACKAGES/[^/]*$2[^:]*##g"
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}
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_kvm_prepend_path() {
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if [ -z "$1" ]; then
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echo "$2"
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else
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echo "$2:$1"
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fi
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}
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_kvm_package_version() {
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local kreFullName="$1"
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echo "$kreFullName" | sed "s/[^.]*.\(.*\)/\1/"
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}
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_kvm_package_name() {
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local kreFullName="$1"
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echo "$kreFullName" | sed "s/\([^.]*\).*/\1/"
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}
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_kvm_package_runtime() {
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local kreFullName="$1"
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echo "$kreFullName" | sed "s/KRE-\([^.-]*\).*/\1/"
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}
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_kvm_download() {
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local kreFullName="$1"
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local kreFolder="$2"
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local pkgName=$(_kvm_package_name "$kreFullName")
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local pkgVersion=$(_kvm_package_version "$kreFullName")
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local url="$KRE_FEED/package/$pkgName/$pkgVersion"
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local kreFile="$kreFolder/$kreFullName.nupkg"
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if [ -e "$kreFolder" ]; then
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echo "$kreFullName already installed."
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return 0
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fi
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echo "Downloading $kreFullName from $KRE_FEED"
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if ! _kvm_has "curl"; then
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echo "KVM Needs curl to proceed." >&2;
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return 1
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fi
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mkdir -p "$kreFolder" > /dev/null 2>&1
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local httpResult=$(curl -L -D - -u aspnetreadonly:4d8a2d9c-7b80-4162-9978-47e918c9658c "$url" -o "$kreFile" 2>/dev/null | grep "^HTTP/1.1" | head -n 1 | sed "s/HTTP.1.1 \([0-9]*\).*/\1/")
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[[ $httpResult == "404" ]] && echo "$kreFullName was not found in repository $KRE_FEED" && return 1
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[[ $httpResult != "302" && $httpResult != "200" ]] && echo "HTTP Error $httpResult fetching $kreFullName from $KRE_FEED" && return 1
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_kvm_unpack $kreFile $kreFolder
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return $?
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}
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_kvm_unpack() {
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local kreFile="$1"
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local kreFolder="$2"
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echo "Installing to $kreFolder"
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if ! _kvm_has "unzip"; then
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echo "KVM Needs unzip to proceed." >&2;
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return 1
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fi
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unzip $kreFile -d $kreFolder > /dev/null 2>&1
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[ -e "$kreFolder/[Content_Types].xml" ] && rm "$kreFolder/[Content_Types].xml"
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[ -e "$kreFolder/_rels/" ] && rm -rf "$kreFolder/_rels/"
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[ -e "$kreFolder/package/" ] && rm -rf "$kreFolder/_package/"
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#Set shell commands as executable
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find "$kreFolder/bin/" -type f \
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-exec sh -c "head -c 11 {} | grep '/bin/bash' > /dev/null" \; -print | xargs chmod 775
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}
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_kvm_requested_version_or_alias() {
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local versionOrAlias="$1"
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if [ -e "$KRE_USER_HOME/alias/$versionOrAlias.alias" ]; then
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local kreFullName=$(cat "$KRE_USER_HOME/alias/$versionOrAlias.alias")
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local pkgName=$(echo $kreFullName | sed "s/\([^.]*\).*/\1/")
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local pkgVersion=$(echo $kreFullName | sed "s/[^.]*.\(.*\)/\1/")
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local pkgPlatform=$(echo "$pkgName" | sed "s/KRE-\([^.-]*\).*/\1/")
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local pkgArchitecture=$(echo "$pkgName" | sed "s/.*-.*-\([^-]*\).*/\1/")
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else
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local pkgVersion=$versionOrAlias
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local pkgPlatform="Mono"
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local pkgArchitecture=
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fi
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if [[ -z $pkgArchitecture ]]; then
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echo "KRE-$pkgPlatform.$pkgVersion"
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else
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echo "KRE-$pkgPlatform-$pkgArchitecture.$pkgVersion"
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fi
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}
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# This will be more relevant if we support global installs
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_kvm_locate_kre_bin_from_full_name() {
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local kreFullName=$1
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[ -e "$KRE_USER_PACKAGES/$kreFullName/bin" ] && echo "$KRE_USER_PACKAGES/$kreFullName/bin" && return
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}
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kvm()
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{
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if [ $# -lt 1 ]; then
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kvm help
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return
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fi
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case $1 in
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"help" )
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echo ""
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echo "K Runtime Environment Version Manager - Build 10016"
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echo ""
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echo "USAGE: kvm <command> [options]"
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echo ""
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echo "kvm upgrade"
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echo "install latest KRE from feed"
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echo "add KRE bin to path of current command line"
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echo "set installed version as default"
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echo ""
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echo "kvm install <semver>|<alias>|<nupkg>|latest [-a|-alias <alias>] [-p -persistent]"
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echo "<semver>|<alias> install requested KRE from feed"
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echo "<nupkg> install requested KRE from local package on filesystem"
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echo "latest install latest version of KRE from feed"
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echo "-a|-alias <alias> set alias <alias> for requested KRE on install"
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echo "-p -persistent set installed version as default"
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echo "add KRE bin to path of current command line"
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echo ""
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echo "kvm use <semver>|<alias>|none [-p -persistent]"
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echo "<semver>|<alias> add KRE bin to path of current command line "
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echo "none remove KRE bin from path of current command line"
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echo "-p -persistent set selected version as default"
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echo ""
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echo "kvm list"
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echo "list KRE versions installed "
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echo ""
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echo "kvm alias"
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echo "list KRE aliases which have been defined"
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echo ""
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echo "kvm alias <alias>"
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echo "display value of the specified alias"
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echo ""
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echo "kvm alias <alias> <semver>"
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echo "<alias> The name of the alias to set"
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echo "<semver>|<alias> The KRE version to set the alias to. Alternatively use the version of the specified alias"
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echo ""
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echo "kvm unalias <alias>"
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echo "remove the specified alias"
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echo ""
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;;
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"upgrade" )
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[ $# -ne 1 ] && kvm help && return
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kvm install latest -p
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;;
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"install" )
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[ $# -lt 2 ] && kvm help && return
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shift
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local persistant=
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local versionOrAlias=
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local alias=
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while [ $# -ne 0 ]
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do
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if [[ $1 == "-p" || $1 == "-persistant" ]]; then
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local persistent="-p"
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elif [[ $1 == "-a" || $1 == "-alias" ]]; then
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local alias=$2
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shift
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elif [[ -n $1 ]]; then
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[[ -n $versionOrAlias ]] && echo "Invalid option $1" && kvm help && return 1
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local versionOrAlias=$1
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fi
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shift
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done
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if [[ "$versionOrAlias" == "latest" ]]; then
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echo "Determining latest version"
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versionOrAlias=$(_kvm_find_latest)
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[[ $? == 1 ]] && echo "Error: Could not find latest version from feed $KRE_FEED" && return 1
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echo "Latest version is $versionOrAlias"
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fi
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if [[ "$versionOrAlias" == *.nupkg ]]; then
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local kreFullName=$(basename $versionOrAlias | sed "s/\(.*\)\.nupkg/\1/")
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local kreVersion=$(_kvm_package_version "$kreFullName")
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local kreFolder="$KRE_USER_PACKAGES/$kreFullName"
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local kreFile="$kreFolder/$kreFullName.nupkg"
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if [ -e "$kreFolder" ]; then
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echo "$kreFullName already installed"
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else
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mkdir "$kreFolder" > /dev/null 2>&1
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cp -a "$versionOrAlias" "$kreFile"
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_kvm_unpack "$kreFile" "$kreFolder"
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[[ $? == 1 ]] && return 1
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fi
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kvm use "$kreVersion" "$persistent"
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[[ -n $alias ]] && kvm alias "$alias" "$kreVersion"
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else
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local kreFullName="$(_kvm_requested_version_or_alias $versionOrAlias)"
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local kreFolder="$KRE_USER_PACKAGES/$kreFullName"
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_kvm_download "$kreFullName" "$kreFolder"
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[[ $? == 1 ]] && return 1
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kvm use "$versionOrAlias" "$persistent"
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[[ -n $alias ]] && kvm alias "$alias" "$versionOrAlias"
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fi
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;;
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"use" )
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[ $# -gt 3 ] && kvm help && return
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[ $# -lt 2 ] && kvm help && return
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shift
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local persistent=
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while [ $# -ne 0 ]
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do
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if [[ $1 == "-p" || $1 == "-persistent" ]]; then
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local persistent="true"
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elif [[ -n $1 ]]; then
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local versionOrAlias=$1
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fi
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shift
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done
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if [[ $versionOrAlias == "none" ]]; then
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echo "Removing KRE from process PATH"
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# Strip other version from PATH
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PATH=$(_kvm_strip_path "$PATH" "/bin")
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if [[ -n $persistent && -e "$KRE_USER_HOME/alias/default.alias" ]]; then
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echo "Setting default KRE to none"
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rm "$KRE_USER_HOME/alias/default.alias"
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fi
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return 0
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fi
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local kreFullName=$(_kvm_requested_version_or_alias "$versionOrAlias")
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local kreBin=$(_kvm_locate_kre_bin_from_full_name "$kreFullName")
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if [[ -z $kreBin ]]; then
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echo "Cannot find $kreFullName, do you need to run 'kvm install $versionOrAlias'?"
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return 1
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fi
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echo "Adding" $kreBin "to process PATH"
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PATH=$(_kvm_strip_path "$PATH" "/bin")
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PATH=$(_kvm_prepend_path "$PATH" "$kreBin")
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if [[ -n $persistent ]]; then
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local kreVersion=$(_kvm_package_version "$kreFullName")
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kvm alias default "$kreVersion"
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fi
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;;
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"alias" )
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[[ $# -gt 3 ]] && kvm help && return
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[[ ! -e "$KRE_USER_HOME/alias/" ]] && mkdir "$KRE_USER_HOME/alias/" > /dev/null
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if [[ $# == 1 ]]; then
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echo ""
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local format="%-20s %s\n"
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printf "$format" "Alias" "Name"
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printf "$format" "-----" "----"
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for _kvm_file in $(find "$KRE_USER_HOME/alias" -name *.alias); do
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local alias="$(basename $_kvm_file | sed 's/.alias//')"
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local name="$(cat $_kvm_file)"
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printf "$format" "$alias" "$name"
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done
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echo ""
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return
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fi
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local name="$2"
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if [[ $# == 2 ]]; then
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[[ ! -e "$KRE_USER_HOME/alias/$name.alias" ]] && echo "There is no alias called '$name'" && return
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cat "$KRE_USER_HOME/alias/$name.alias"
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echo ""
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return
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fi
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local kreFullName=$(_kvm_requested_version_or_alias "$3")
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[[ ! -d "$KRE_USER_PACKAGES/$kreFullName" ]] && echo "$kreFullName is not an installed KRE version" && return 1
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local action="Setting"
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[[ -e "$KRE_USER_HOME/alias/$name.alias" ]] && action="Updating"
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echo "$action alias '$name' to '$kreFullName'"
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echo "$kreFullName" > "$KRE_USER_HOME/alias/$name.alias"
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;;
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"unalias" )
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[[ $# -ne 2 ]] && kvm help && return
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local name=$2
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local aliasPath="$KRE_USER_HOME/alias/$name.alias"
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[[ ! -e "$aliasPath" ]] && echo "Cannot remove alias, '$name' is not a valid alias name" && return 1
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echo "Removing alias $name"
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rm "$aliasPath" >> /dev/null 2>&1
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;;
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"list" )
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[[ $# -gt 2 ]] && kvm help && return
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[[ ! -d $KRE_USER_PACKAGES ]] && echo "KRE is not installed." && return 1
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local searchGlob="KRE-*"
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if [ $# == 2 ]; then
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local versionOrAlias=$2
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local searchGlob=$(_kvm_requested_version_or_alias "$versionOrAlias")
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fi
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echo ""
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local arr=()
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local i=0
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local format="%-20s %s\n"
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for _kvm_file in $(find "$KRE_USER_HOME/alias" -name *.alias); do
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arr[$i]="$(basename $_kvm_file | sed 's/.alias//')/$(cat $_kvm_file)"
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let i+=1
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done
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local formatString="%-6s %-20s %-7s %-20s %s\n"
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printf "$formatString" "Active" "Version" "Runtime" "Location" "Alias"
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printf "$formatString" "------" "-------" "-------" "--------" "-----"
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local formattedHome=`(echo $KRE_USER_PACKAGES | sed s=$HOME=~=g)`
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for f in $(find $KRE_USER_PACKAGES/* -name "$searchGlob" -type d -prune -exec basename {} \;); do
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local active=""
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[[ $PATH == *"$KRE_USER_PACKAGES/$f/bin"* ]] && local active=" *"
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local pkgName=$(_kvm_package_runtime "$f")
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local pkgVersion=$(_kvm_package_version "$f")
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local alias=""
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local delim=""
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for i in "${arr[@]}"; do
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temp="KRE-$pkgName.$pkgVersion"
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temp2="KRE-$pkgName-x86.$pkgVersion"
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if [[ ${i#*/} == $temp || ${i#*/} == $temp2 ]]; then
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alias+="$delim${i%/*}"
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delim=", "
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fi
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done
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printf "$formatString" "$active" "$pkgVersion" "$pkgName" "$formattedHome" "$alias"
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[[ $# == 2 ]] && echo "" && return 0
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done
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echo ""
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[[ $# == 2 ]] && echo "$versionOrAlias not found" && return 1
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;;
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*)
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echo "Unknown command $1"
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return 1
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esac
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return 0
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}
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kvm list default >/dev/null && kvm use default >/dev/null || true
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