#!/bin/sh # WARNING: REQUIRES /bin/sh # # - must run on /bin/sh on solaris 9 # - must run on /bin/sh on AIX 6.x # # Copyright:: Copyright (c) 2010-2015 Chef Software, Inc. # License:: Apache License, Version 2.0 # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. # # helpers.sh ############ # This section has some helper functions to make life easier. # # Outputs: # $tmp_dir: secure-ish temp directory that can be used during installation. ############ # Check whether a command exists - returns 0 if it does, 1 if it does not exists() { if command -v $1 >/dev/null 2>&1 then return 0 else return 1 fi } # Output the instructions to report bug about this script report_bug() { echo "Version: $version" echo "" echo "Please file a Bug Report at https://github.com/chef/omnitruck/issues/new" echo "Alternatively, feel free to open a Support Ticket at https://www.chef.io/support/tickets" echo "More Chef support resources can be found at https://www.chef.io/support" echo "" echo "Please include as many details about the problem as possible i.e., how to reproduce" echo "the problem (if possible), type of the Operating System and its version, etc.," echo "and any other relevant details that might help us with troubleshooting." echo "" } checksum_mismatch() { echo "Package checksum mismatch!" report_bug exit 1 } unable_to_retrieve_package() { echo "Unable to retrieve a valid package!" report_bug echo "Metadata URL: $metadata_url" if test "x$download_url" != "x"; then echo "Download URL: $download_url" fi if test "x$stderr_results" != "x"; then echo "\nDEBUG OUTPUT FOLLOWS:\n$stderr_results" fi exit 1 } http_404_error() { echo "Omnitruck artifact does not exist for version $version on platform $platform" echo "" echo "Either this means:" echo " - We do not support $platform" echo " - We do not have an artifact for $version" echo "" echo "This is often the latter case due to running a prerelease or RC version of chef" echo "or a gem version which was only pushed to rubygems and not omnitruck." echo "" echo "You may be able to set your knife[:bootstrap_version] to the most recent stable" echo "release of Chef to fix this problem (or the most recent stable major version number)." echo "" echo "In order to test the version parameter, adventurous users may take the Metadata URL" echo "below and modify the '&v=<number>' parameter until you successfully get a URL that" echo "does not 404 (e.g. via curl or wget). You should be able to use '&v=11' or '&v=12'" echo "succesfully." echo "" echo "If you cannot fix this problem by setting the bootstrap_version, it probably means" echo "that $platform is not supported." echo "" # deliberately do not call report_bug to suppress bug report noise. echo "Metadata URL: $metadata_url" if test "x$download_url" != "x"; then echo "Download URL: $download_url" fi if test "x$stderr_results" != "x"; then echo "\nDEBUG OUTPUT FOLLOWS:\n$stderr_results" fi exit 1 } capture_tmp_stderr() { # spool up /tmp/stderr from all the commands we called if test -f "$tmp_dir/stderr"; then output=`cat $tmp_dir/stderr` stderr_results="${stderr_results}\nSTDERR from $1:\n\n$output\n" rm $tmp_dir/stderr fi } # do_wget URL FILENAME do_wget() { echo "trying wget..." wget --user-agent="User-Agent: mixlib-install/2.1.8" -O "$2" "$1" 2>$tmp_dir/stderr rc=$? # check for 404 grep "ERROR 404" $tmp_dir/stderr 2>&1 >/dev/null if test $? -eq 0; then echo "ERROR 404" http_404_error fi # check for bad return status or empty output if test $rc -ne 0 || test ! -s "$2"; then capture_tmp_stderr "wget" return 1 fi return 0 } # do_curl URL FILENAME do_curl() { echo "trying curl..." curl -A "User-Agent: mixlib-install/2.1.8" --retry 5 -sL -D $tmp_dir/stderr "$1" > "$2" rc=$? # check for 404 grep "404 Not Found" $tmp_dir/stderr 2>&1 >/dev/null if test $? -eq 0; then echo "ERROR 404" http_404_error fi # check for bad return status or empty output if test $rc -ne 0 || test ! -s "$2"; then capture_tmp_stderr "curl" return 1 fi return 0 } # do_fetch URL FILENAME do_fetch() { echo "trying fetch..." fetch --user-agent="User-Agent: mixlib-install/2.1.8" -o "$2" "$1" 2>$tmp_dir/stderr # check for bad return status test $? -ne 0 && return 1 return 0 } # do_perl URL FILENAME do_perl() { echo "trying perl..." perl -e 'use LWP::Simple; getprint($ARGV[0]);' "$1" > "$2" 2>$tmp_dir/stderr rc=$? # check for 404 grep "404 Not Found" $tmp_dir/stderr 2>&1 >/dev/null if test $? -eq 0; then echo "ERROR 404" http_404_error fi # check for bad return status or empty output if test $rc -ne 0 || test ! -s "$2"; then capture_tmp_stderr "perl" return 1 fi return 0 } # do_python URL FILENAME do_python() { echo "trying python..." python -c "import sys,urllib2; sys.stdout.write(urllib2.urlopen(urllib2.Request(sys.argv[1], headers={ 'User-Agent': 'mixlib-install/2.1.8' })).read())" "$1" > "$2" 2>$tmp_dir/stderr rc=$? # check for 404 grep "HTTP Error 404" $tmp_dir/stderr 2>&1 >/dev/null if test $? -eq 0; then echo "ERROR 404" http_404_error fi # check for bad return status or empty output if test $rc -ne 0 || test ! -s "$2"; then capture_tmp_stderr "python" return 1 fi return 0 } # returns 0 if checksums match do_checksum() { if exists sha256sum; then echo "Comparing checksum with sha256sum..." checksum=`sha256sum $1 | awk '{ print $1 }'` return `test "x$checksum" = "x$2"` elif exists shasum; then echo "Comparing checksum with shasum..." checksum=`shasum -a 256 $1 | awk '{ print $1 }'` return `test "x$checksum" = "x$2"` else echo "WARNING: could not find a valid checksum program, pre-install shasum or sha256sum in your O/S image to get valdation..." return 0 fi } # do_download URL FILENAME do_download() { echo "downloading $1" echo " to file $2" url=`echo $1` if test "x$platform" = "xsolaris2"; then if test "x$platform_version" = "x5.9" -o "x$platform_version" = "x5.10"; then # solaris 9 lacks openssl, solaris 10 lacks recent enough credentials - your base O/S is completely insecure, please upgrade url=`echo $url | sed -e 's/https/http/'` fi fi # we try all of these until we get success. # perl, in particular may be present but LWP::Simple may not be installed if exists wget; then do_wget $url $2 && return 0 fi if exists curl; then do_curl $url $2 && return 0 fi if exists fetch; then do_fetch $url $2 && return 0 fi if exists perl; then do_perl $url $2 && return 0 fi if exists python; then do_python $url $2 && return 0 fi unable_to_retrieve_package } # install_file TYPE FILENAME # TYPE is "rpm", "deb", "solaris", "sh", etc. install_file() { echo "Installing $project $version" case "$1" in "rpm") if test "x$platform" = "xnexus" || test "x$platform" = "xios_xr"; then echo "installing with yum..." yum install -yv "$2" else echo "installing with rpm..." rpm -Uvh --oldpackage --replacepkgs "$2" fi ;; "deb") echo "installing with dpkg..." dpkg -i "$2" ;; "bff") echo "installing with installp..." installp -aXYgd "$2" all ;; "solaris") echo "installing with pkgadd..." echo "conflict=nocheck" > $tmp_dir/nocheck echo "action=nocheck" >> $tmp_dir/nocheck echo "mail=" >> $tmp_dir/nocheck pkgrm -a $tmp_dir/nocheck -n $project >/dev/null 2>&1 || true pkgadd -G -n -d "$2" -a $tmp_dir/nocheck $project ;; "pkg") echo "installing with installer..." cd / && /usr/sbin/installer -pkg "$2" -target / ;; "dmg") echo "installing dmg file..." hdiutil detach "/Volumes/chef_software" >/dev/null 2>&1 || true hdiutil attach "$2" -mountpoint "/Volumes/chef_software" cd / && /usr/sbin/installer -pkg `find "/Volumes/chef_software" -name \*.pkg` -target / hdiutil detach "/Volumes/chef_software" ;; "sh" ) echo "installing with sh..." sh "$2" ;; "p5p" ) echo "installing p5p package..." pkg install -g "$2" $project ;; *) echo "Unknown filetype: $1" report_bug exit 1 ;; esac if test $? -ne 0; then echo "Installation failed" report_bug exit 1 fi } if test "x$TMPDIR" = "x"; then tmp="/tmp" else tmp=$TMPDIR fi # secure-ish temp dir creation without having mktemp available (DDoS-able but not expliotable) tmp_dir="$tmp/install.sh.$$" (umask 077 && mkdir $tmp_dir) || exit 1 ############ # end of helpers.sh ############ # script_cli_parameters.sh ############ # This section reads the CLI parameters for the install script and translates # them to the local parameters to be used later by the script. # # Outputs: # $version: Requested version to be installed. # $channel: Channel to install the product from # $project: Project to be installed # $cmdline_filename: Name of the package downloaded on local disk. # $cmdline_dl_dir: Name of the directory downloaded package will be saved to on local disk. ############ # Defaults channel="stable" project="chef" while getopts pnv:c:f:P:d: opt do case "$opt" in v) version="$OPTARG";; c) channel="$OPTARG";; p) channel="current";; # compat for prerelease option n) channel="current";; # compat for nightlies option f) cmdline_filename="$OPTARG";; P) project="$OPTARG";; d) cmdline_dl_dir="$OPTARG";; \?) # unknown flag echo >&2 \ "usage: $0 [-P project] [-c release_channel] [-v version] [-f filename | -d download_dir]" exit 1;; esac done shift `expr $OPTIND - 1` # platform_detection.sh ############ # This section makes platform detection compatible with omnitruck on the system # it runs. # # Outputs: # $platform: Name of the platform. # $platform_version: Version of the platform. # $machine: System's architecture. ############ # # Platform and Platform Version detection # # NOTE: This should now match ohai platform and platform_version matching. # do not invented new platform and platform_version schemas, just make this behave # like what ohai returns as platform and platform_version for the server. # # ALSO NOTE: Do not mangle platform or platform_version here. It is less error # prone and more future-proof to do that in the server, and then all omnitruck clients # will 'inherit' the changes (install.sh is not the only client of the omnitruck # endpoint out there). # machine=`uname -m` os=`uname -s` if test -f "/etc/lsb-release" && grep -q DISTRIB_ID /etc/lsb-release && ! grep -q wrlinux /etc/lsb-release; then platform=`grep DISTRIB_ID /etc/lsb-release | cut -d "=" -f 2 | tr '[A-Z]' '[a-z]'` platform_version=`grep DISTRIB_RELEASE /etc/lsb-release | cut -d "=" -f 2` if test "$platform" = "\"cumulus linux\""; then platform="cumulus_linux" elif test "$platform" = "\"cumulus networks\""; then platform="cumulus_networks" fi elif test -f "/etc/debian_version"; then platform="debian" platform_version=`cat /etc/debian_version` elif test -f "/etc/Eos-release"; then # EOS may also contain /etc/redhat-release so this check must come first. platform=arista_eos platform_version=`awk '{print $4}' /etc/Eos-release` machine="i386" elif test -f "/etc/redhat-release"; then platform=`sed 's/^\(.\+\) release.*/\1/' /etc/redhat-release | tr '[A-Z]' '[a-z]'` platform_version=`sed 's/^.\+ release \([.0-9]\+\).*/\1/' /etc/redhat-release` # If /etc/redhat-release exists, we act like RHEL by default if test "$platform" = "fedora"; then # FIXME: stop remapping fedora to el # FIXME: remove client side platform_version mangling and hard coded yolo # Change platform version for use below. platform_version="6.0" fi if test "$platform" = "xenserver"; then # Current XenServer 6.2 is based on CentOS 5, platform is not reset to "el" server should hanlde response platform="xenserver" else # FIXME: use "redhat" platform="el" fi elif test -f "/etc/system-release"; then platform=`sed 's/^\(.\+\) release.\+/\1/' /etc/system-release | tr '[A-Z]' '[a-z]'` platform_version=`sed 's/^.\+ release \([.0-9]\+\).*/\1/' /etc/system-release | tr '[A-Z]' '[a-z]'` # amazon is built off of fedora, so act like RHEL if test "$platform" = "amazon linux ami"; then # FIXME: remove client side platform_version mangling and hard coded yolo, and remapping to deprecated "el" platform="el" platform_version="6.0" fi # Apple OS X elif test -f "/usr/bin/sw_vers"; then platform="mac_os_x" # Matching the tab-space with sed is error-prone platform_version=`sw_vers | awk '/^ProductVersion:/ { print $2 }' | cut -d. -f1,2` # x86_64 Apple hardware often runs 32-bit kernels (see OHAI-63) x86_64=`sysctl -n hw.optional.x86_64` if test $x86_64 -eq 1; then machine="x86_64" fi elif test -f "/etc/release"; then machine=`/usr/bin/uname -p` if grep -q SmartOS /etc/release; then platform="smartos" platform_version=`grep ^Image /etc/product | awk '{ print $3 }'` else platform="solaris2" platform_version=`/usr/bin/uname -r` fi elif test -f "/etc/SuSE-release"; then if grep -q 'Enterprise' /etc/SuSE-release; then platform="sles" platform_version=`awk '/^VERSION/ {V = $3}; /^PATCHLEVEL/ {P = $3}; END {print V "." P}' /etc/SuSE-release` else platform="suse" platform_version=`awk '/^VERSION =/ { print $3 }' /etc/SuSE-release` fi elif test "x$os" = "xFreeBSD"; then platform="freebsd" platform_version=`uname -r | sed 's/-.*//'` elif test "x$os" = "xAIX"; then platform="aix" platform_version="`uname -v`.`uname -r`" machine="powerpc" elif test -f "/etc/os-release"; then . /etc/os-release if test "x$CISCO_RELEASE_INFO" != "x"; then . $CISCO_RELEASE_INFO fi platform=$ID platform_version=$VERSION fi if test "x$platform" = "x"; then echo "Unable to determine platform version!" report_bug exit 1 fi # # NOTE: platform manging in the install.sh is DEPRECATED # # - install.sh should be true to ohai and should not remap # platform or platform versions. # # - remapping platform and mangling platform version numbers is # now the complete responsibility of the server-side endpoints # major_version=`echo $platform_version | cut -d. -f1` case $platform in # FIXME: should remove this case statement completely "el") # FIXME: "el" is deprecated, should use "redhat" platform_version=$major_version ;; "debian") if test "x$major_version" = "x5"; then # This is here for potential back-compat. # We do not have 5 in versions we publish for anymore but we # might have it for earlier versions. platform_version="6" else platform_version=$major_version fi ;; "freebsd") platform_version=$major_version ;; "sles") platform_version=$major_version ;; "suse") platform_version=$major_version ;; esac # normalize the architecture we detected case $machine in "x86_64"|"amd64"|"x64") machine="x86_64" ;; "i386"|"i86pc"|"x86"|"i686") machine="i386" ;; "sparc"|"sun4u"|"sun4v") machine="sparc" ;; esac if test "x$platform_version" = "x"; then echo "Unable to determine platform version!" report_bug exit 1 fi if test "x$platform" = "xsolaris2"; then # hack up the path on Solaris to find wget, pkgadd PATH=/usr/sfw/bin:/usr/sbin:$PATH export PATH fi echo "$platform $platform_version $machine" ############ # end of platform_detection.sh ############ # fetch_metadata.sh ############ # This section calls omnitruck to get the information about the build to be # installed. # # Inputs: # $channel: # $project: # $version: # $platform: # $platform_version: # $machine: # $tmp_dir: # # Outputs: # $download_url: # $sha256: ############ echo "Getting information for $project $channel $version for $platform..." metadata_filename="$tmp_dir/metadata.txt" metadata_url="https://omnitruck-direct.chef.io/$channel/$project/metadata?v=$version&p=$platform&pv=$platform_version&m=$machine" do_download "$metadata_url" "$metadata_filename" cat "$metadata_filename" echo "" # check that all the mandatory fields in the downloaded metadata are there if grep '^url' $metadata_filename > /dev/null && grep '^sha256' $metadata_filename > /dev/null; then echo "downloaded metadata file looks valid..." else echo "downloaded metadata file is corrupted or an uncaught error was encountered in downloading the file..." # this generally means one of the download methods downloaded a 404 or something like that and then reported a successful exit code, # and this should be fixed in the function that was doing the download. report_bug exit 1 fi download_url=`awk '$1 == "url" { print $2 }' "$metadata_filename"` sha256=`awk '$1 == "sha256" { print $2 }' "$metadata_filename"` ############ # end of fetch_metadata.sh ############ # fetch_package.sh ############ # This section fetchs a package from $download_url and verifies its metadata. # # Inputs: # $download_url: # $tmp_dir: # Optional Inputs: # $cmdline_filename: Name of the package downloaded on local disk. # $cmdline_dl_dir: Name of the directory downloaded package will be saved to on local disk. # # Outputs: # $download_filename: Name of the downloaded file on local disk. # $filetype: Type of the file downloaded. ############ filename=`echo $download_url | sed -e 's/^.*\///'` filetype=`echo $filename | sed -e 's/^.*\.//'` # use either $tmp_dir, the provided directory (-d) or the provided filename (-f) if test "x$cmdline_filename" != "x"; then download_filename="$cmdline_filename" elif test "x$cmdline_dl_dir" != "x"; then download_filename="$cmdline_dl_dir/$filename" else download_filename="$tmp_dir/$filename" fi # ensure the parent directory where to download the installer always exists download_dir=`dirname $download_filename` (umask 077 && mkdir -p $download_dir) || exit 1 # check if we have that file locally available and if so verify the checksum cached_file_available="false" if test -f $download_filename; then echo "$download_filename already exists, verifiying checksum..." if do_checksum "$download_filename" "$sha256"; then echo "checksum compare succeeded, using existing file!" cached_file_available="true" else echo "checksum mismatch, downloading latest version of the file" fi fi # download if no local version of the file available if test "x$cached_file_available" != "xtrue"; then do_download "$download_url" "$download_filename" do_checksum "$download_filename" "$sha256" || checksum_mismatch fi ############ # end of fetch_package.sh ############ # install_package.sh ############ # Installs a package and removed the temp directory. # # Inputs: # $download_filename: Name of the file to be installed. # $filetype: Type of the file to be installed. # $version: The version requested. Used only for warning user if not set. ############ if test "x$version" = "x"; then echo echo "WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING" echo echo "You are installing an omnibus package without a version pin. If you are installing" echo "on production servers via an automated process this is DANGEROUS and you will" echo "be upgraded without warning on new releases, even to new major releases." echo "Letting the version float is only appropriate in desktop, test, development or" echo "CI/CD environments." echo echo "WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING" echo fi install_file $filetype "$download_filename" if test "x$tmp_dir" != "x"; then rm -r "$tmp_dir" fi ############ # end of install_package.sh ############