98 lines
3.1 KiB
Bash
98 lines
3.1 KiB
Bash
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#!/bin/bash
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echo "Starting Golang install"
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#validate version and architecture
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echo "Parsing go version"
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#looking for go version in go.mod file, only checking up to minor version ignoring patch value to allow for stable versions
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# -P uses perl syntax
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DL_VERSION_RAW="$(grep "^go [0-9]+.[0-9]+" go.mod -P)"
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if [[ -z "$DL_VERSION_RAW" ]]; then
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echo "FATAL: Unable to pull version from go.mod"
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exit 1
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fi
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echo "Found go version: ${DL_VERSION_RAW}"
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DL_ARCH=$GO_INSTALL_ARCH
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DL_VSPL=( $DL_VERSION_RAW )
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DL_VERSION="${DL_VSPL[1]}"
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#ensure we have patch-level version, if not add 0 for stable releases
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# -P uses perl syntax
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DL_VERSION_PAD_CHECK="$(grep "^go [0-9]+.[0-9]+.[0-9]+" go.mod -P)"
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if [[ -z "$DL_VERSION_PAD_CHECK" ]]; then
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DL_VERSION="$DL_VERSION"".0"
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echo "Fixing version number to ${DL_VERSION}"
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fi
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echo "Checking if go is already installed"
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#check if go is already present before starting install process and delete files if purge input is set
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# -v writes string that indicates command or command path to output, prevents command not found error
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GO_CHECK=$(command -v go)
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if [[ "$GO_CHECK" ]]; then
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#if purge flag is set remove old go files
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if [[ "$GO_INSTALL_PURGE" == "yes" ]]; then
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echo "Removing old go versions"
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sudo rm -r /usr/bin/go
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sudo rm -r /usr/bin/gofmt
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else
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#TODO1: if installed version matches requested version we can consider the job successful
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echo "FATAL: Go is already installed, set purge to 'yes' if you wish to update installed version"
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exit 1
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fi
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fi
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echo "Ready for install"
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echo "Downloading go files for ${DL_VERSION}/${DL_ARCH}"
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PATH_FOR_FILES=/usr/local/go
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PATH_FOR_TAR=/usr/local
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sudo mkdir -v -m 0777 -p "$PATH_FOR_FILES"
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#wget
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# -q quiets output
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# O- outputs file data to pipe instead of file
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#tar
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# -z use gzip
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# -x extract files
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# -f extract from "file"
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# - extract from pipe as a file
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# -C change to GOPATH directory
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if sudo wget -qO- "https://golang.org/dl/go${DL_VERSION}.linux-${DL_ARCH}.tar.gz" | sudo tar -zxf - -C "$PATH_FOR_TAR"; then
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echo "Files downloaded"
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else
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echo "FATAL: Unable to download and extract files"
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fi
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echo "Setting path for go command"
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export PATH=$PATH:$PATH_FOR_FILES/bin
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echo "$PATH_FOR_FILES/bin" >> "$GITHUB_PATH" #set action path too
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#grab go version to test the go command
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GLOBAL_GO_CMD_VERSION=$(go version)
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if [[ -z "$GLOBAL_GO_CMD_VERSION" ]]; then
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echo "FATAL: Failed to register go command"
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exit 1
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else
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echo "Go command setup for ${GLOBAL_GO_CMD_VERSION}"
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fi
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#adding GOPATH to path to support go commands
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echo "Setting path to allow for commands installed by go"
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GP=$(go env GOPATH)/bin
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export PATH=$PATH:$GP
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echo "$GP" >> "$GITHUB_PATH"
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#if commands input is set pull the input and install them all using 'go install'
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if [[ "$GO_INSTALL_COMMANDS" != "." ]]; then # "." is used as a default
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#allows for multiple cmds using |
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INPUT_ARR=( $GO_INSTALL_COMMANDS )
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for i in "${INPUT_ARR[@]}"; do
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echo "Installing go command from ${i}"
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if go install ${i}; then
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echo "Command setup for ${i}"
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else
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echo "FATAL: Unable to install ${i} with go"
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exit 1
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fi
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done
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fi
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