First commit

Makefile

@@ -0,0 +1,9 @@
+HUGO_BIN = cache/bin/hugo
+
+install-hugo: $(HUGO_BIN)
+$(HUGO_BIN):
+	#mv $$(find cache -name "hugo_*_linux-amd64.tar.gz") cache/hugo.tar.gz
+	
+
+clean:
+	rm -rf ./cache/

tools/github-release-downloader.sh

@@ -0,0 +1,220 @@
+#!/bin/bash
+
+# GitHub Release Asset Downloader
+# Simplest way to download the latest artifact from a public GitHub project
+#
+# How to use:
+#   Export the following variables or pass them as parameters.
+#   $ ./github-release-downloader.sh \
+#       <GITHUB_ORG> \
+#       <GITHUB_REPO> \
+#       <SEARCH_PATTERN>
+#
+# Example:
+#   $ ./github-release-downloader.sh \
+#       gohugoio \
+#       hugo \
+#       "_linux-amd64.tar.gz"
+#
+# Inspired by:
+#   https://gist.github.com/umohi/bfc7ad9a845fc10289c03d532e3d2c2f
+
+# START
+
+# Parameters
+declare -r GITHUB_ORG=${GITHUB_ORG:-$1}
+declare -r GITHUB_REPO=${GITHUB_REPO:-$2}
+declare -r SEARCH_PATTERN=${SEARCH_PATTERN:-$3}
+
+# Helpers
+if [ -z "$TERM" ] || [ "$TERM" == "dumb" ]; then
+    tput() {
+        return 0
+    }
+fi
+if ! type tput >/dev/null 2>&1; then
+    tput() {
+        return 0
+    }
+fi
+log_info() {
+    local CYAN=$(tput setaf 6)
+    local NC=$(tput sgr0)
+    echo "${CYAN}[INFO   ]${NC} $*" 1>&2
+}
+log_warning() {
+    local YELLOW=$(tput setaf 3)
+    local NC=$(tput sgr0)
+    echo "${YELLOW}[WARNING]${NC} $*" 1>&2
+}
+log_error() {
+    local RED=$(tput setaf 1)
+    local NC=$(tput sgr0)
+    echo "${RED}[ERROR  ]${NC} $*" 1>&2
+}
+log_success() {
+    local GREEN=$(tput setaf 2)
+    local NC=$(tput sgr0)
+    echo "${GREEN}[SUCCESS]${NC} $*" 1>&2
+}
+log_title() {
+    local GREEN=$(tput setaf 2)
+    local BOLD=$(tput bold)
+    local NC=$(tput sgr0)
+    echo 1>&2
+    echo "${GREEN}${BOLD}---- $* ----${NC}" 1>&2
+}
+h_run() {
+    local ORANGE=$(tput setaf 3)
+    local NC=$(tput sgr0)
+    echo "${ORANGE}\$${NC} $*" 1>&2
+    eval "$*"
+}
+
+err() {
+  echo "[$(date +'%Y-%m-%dT%H:%M:%S%z')]: $*" >&2
+}
+
+
+# Functions
+function get_tags() {
+    # DEPRECATED, using release instead
+    log_info "Checking https://api.github.com/repos/${GITHUB_ORG}/${GITHUB_REPO}/tags"
+
+    # TODO add error handling
+    TAGS=$(curl -sL https://api.github.com/repos/${GITHUB_ORG}/${GITHUB_REPO}/tags)
+}
+
+function get_latest_tag() {
+    # DEPRECATED, using release instead
+    get_tags
+
+    TAG_LATEST=$(echo ${TAGS} | jq -r '.[0]')
+    TAG_LATEST_NAME=$(echo $TAG_LATEST | jq -r .name)
+
+    log_info "[get_latest_tag] latest tag identified: ${TAG_LATEST_NAME}"
+}
+
+function get_releases() {
+    log_info "[get_releases] checking https://api.github.com/repos/${GITHUB_ORG}/${GITHUB_REPO}/releases"
+
+    # TODO add error handling
+    RELEASES=$(curl -sL https://api.github.com/repos/${GITHUB_ORG}/${GITHUB_REPO}/releases)
+}
+
+function get_latest_release() {
+    get_releases
+
+    RELEASE_LATEST=$(echo ${RELEASES} | jq -r '.[0]')
+    RELEASE_LATEST_NAME=$(echo $RELEASE_LATEST | jq -r .name)
+    local _ID=$(echo $RELEASE_LATEST | jq -r .id)
+
+    log_info "[get_latest_release] latest release identified: name=${RELEASE_LATEST_NAME} id=${_ID}"
+}
+
+function get_release_assets() {
+    local _RELEASE_NAME=$1
+
+    RELEASE=""
+    ASSETS=""
+
+    # TODO error handling, release not found
+    RELEASE=$(echo ${RELEASES} | jq -r ".[] | select(.name == \"$_RELEASE_NAME\")")
+    ASSETS=$(echo ${RELEASES} | jq -r ".[] | select(.name == \"$_RELEASE_NAME\") | .assets")
+
+    local _ASSETS_COUNT=$(echo ${ASSETS} | jq length)
+    log_info "[get_release_assets] release=${_RELEASE_NAME} - total_of_assets=${_ASSETS_COUNT}"
+}
+
+function search_asset_by_name() {
+    local _CONTAINS=$1
+
+    ASSET=""
+    ASSET_NAME=""
+    ASSET_URL=""
+    # TODO assert ASSETS is > 0
+
+    ASSET=$(echo $ASSETS | jq -r ".[] | select(.name | contains(\"$_CONTAINS\"))")
+
+    ASSET_NAME=$(echo ${ASSET} | jq -r ".name" | head -n 1)
+    ASSET_URL=$(echo ${ASSET} | jq -r ".browser_download_url" | head -n 1)
+
+    log_info "[search_asset_by_name] found ${ASSET_NAME}"
+    log_info "[search_asset_by_name] ${ASSET_URL}"
+}
+
+function print_help() {
+    # Prints help section from the top of the file
+    #
+    # It stops until it finds the '# START' line
+
+    echo "HELP:"
+    while read -r LINE; do
+        if [[ "${LINE}" == "#!/bin/bash" ]] || [[ "${LINE}" == "" ]]; then
+            continue
+        fi
+        if [[ "${LINE}" == "# START" ]]; then
+            return
+        fi
+        echo "${LINE}" | sed 's/^# /  /g' | sed 's/^#//g'
+    done <${BASH_SOURCE[0]}
+}
+
+# Input validation
+declare -i MISSING_ARG=0
+if [[ "${GITHUB_ORG}" == "" ]]; then
+    echo "ERROR! Missing 'GITHUB_ORG' argument!"
+    MISSING_ARG=1
+fi
+if [[ "${GITHUB_REPO}" == "" ]]; then
+    echo "ERROR! Missing 'GITHUB_REPO' argument!"
+    MISSING_ARG=1
+fi
+if [[ "${SEARCH_PATTERN}" == "" ]]; then
+    echo "ERROR! Missing 'SEARCH_PATTERN' argument!"
+    MISSING_ARG=1
+fi
+if [[ ${MISSING_ARG} -gt 0 ]]; then
+    print_help
+    exit 1
+fi
+
+# Variables (DEPRECATED)
+# declare TAGS
+# declare TAG_LATEST
+# declare TAG_LATEST_NAME
+
+# Variables
+declare RELEASES
+declare RELEASE_LATEST
+declare RELEASE_LATEST_NAME
+declare RELEASE
+declare ASSETS
+declare ASSET
+
+# Main
+function main() {
+    log_info "Parameters:"
+    log_info "   GITHUB_ORG     : ${GITHUB_ORG}"
+    log_info "   GITHUB_REPO    : ${GITHUB_REPO}"
+    log_info "   SEARCH_PATTERN : ${SEARCH_PATTERN}"
+
+    # Retrieve
+    get_latest_release
+    get_release_assets ${RELEASE_LATEST_NAME}
+    search_asset_by_name ${SEARCH_PATTERN}
+
+    declare -r OUTPUT_FILE_PATH="$(pwd)/${ASSET_NAME}"
+
+    # Download
+    if [[ -f "${OUTPUT_FILE_PATH}" ]]; then
+        log_warning "File already exist! ${OUTPUT_FILE_PATH}"
+        log_warning "Skipping..."
+        exit 0
+    fi
+    log_info "Downloading..."
+    h_run "curl --progress-bar -o ${OUTPUT_FILE_PATH} ${ASSET_URL}"
+    log_success "Saved on: ${OUTPUT_FILE_PATH}"
+}
+
+main