1 files changed, 105 insertions, 0 deletions
diff --git a/packaging/makeself/functions.sh b/packaging/makeself/functions.sh
new file mode 100755
index 00000000..c3289c7c
--- /dev/null
+++ b/packaging/makeself/functions.sh
@@ -0,0 +1,105 @@
+#!/usr/bin/env bash
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+# -----------------------------------------------------------------------------
+
+# allow running the jobs by hand
+[ -z "${NETDATA_BUILD_WITH_DEBUG}" ] && export NETDATA_BUILD_WITH_DEBUG=0
+[ -z "${NETDATA_INSTALL_PATH}" ] && export NETDATA_INSTALL_PATH="${1-/opt/netdata}"
+[ -z "${NETDATA_MAKESELF_PATH}" ] && NETDATA_MAKESELF_PATH="$(dirname "${0}")/../.."
+[ "${NETDATA_MAKESELF_PATH:0:1}" != "/" ] && NETDATA_MAKESELF_PATH="$(pwd)/${NETDATA_MAKESELF_PATH}"
+[ -z "${NETDATA_SOURCE_PATH}" ] && export NETDATA_SOURCE_PATH="${NETDATA_MAKESELF_PATH}/../.."
+export NETDATA_MAKESELF_PATH NETDATA_MAKESELF_PATH
+export NULL=
+
+# make sure the path does not end with /
+if [ "${NETDATA_INSTALL_PATH:$((${#NETDATA_INSTALL_PATH} - 1)):1}" = "/" ]; then
+  export NETDATA_INSTALL_PATH="${NETDATA_INSTALL_PATH:0:$((${#NETDATA_INSTALL_PATH} - 1))}"
+fi
+
+# find the parent directory
+NETDATA_INSTALL_PARENT="$(dirname "${NETDATA_INSTALL_PATH}")"
+export NETDATA_INSTALL_PARENT
+
+# -----------------------------------------------------------------------------
+
+# bash strict mode
+set -euo pipefail
+
+# -----------------------------------------------------------------------------
+
+fetch() {
+  local dir="${1}" url="${2}" sha256="${3}" key="${4}"
+  local tar
+  tar="$(basename "${2}")"
+  local cache="${NETDATA_SOURCE_PATH}/artifacts/cache/${BUILDARCH}/${key}"
+
+  if [ -d "${NETDATA_MAKESELF_PATH}/tmp/${dir}" ]; then
+    rm -rf "${NETDATA_MAKESELF_PATH}/tmp/${dir}"
+  fi
+
+  if [ -d "${cache}/${dir}" ]; then
+    echo "Found cached copy of build directory for ${key}, using it."
+    cp -a "${cache}/${dir}" "${NETDATA_MAKESELF_PATH}/tmp/"
+    CACHE_HIT=1
+  else
+    echo "No cached copy of build directory for ${key} found, fetching sources instead."
+
+    if [ ! -f "${NETDATA_MAKESELF_PATH}/tmp/${tar}" ]; then
+      run wget -O "${NETDATA_MAKESELF_PATH}/tmp/${tar}" "${url}"
+    fi
+
+    # Check SHA256 of gzip'd tar file (apparently alpine's sha256sum requires
+    # two empty spaces between the checksum and the file's path)
+    set +e
+    echo "${sha256}  ${NETDATA_MAKESELF_PATH}/tmp/${tar}" | sha256sum -c -s
+    local rc=$?
+    if [ ${rc} -ne 0 ]; then
+        echo >&2 "SHA256 verification of tar file ${tar} failed (rc=${rc})"
+        echo >&2 "expected: ${sha256}, got $(sha256sum "${NETDATA_MAKESELF_PATH}/tmp/${tar}")"
+        exit 1
+    fi
+
+    set -e
+    cd "${NETDATA_MAKESELF_PATH}/tmp"
+    run tar -axpf "${tar}"
+    cd -
+
+    CACHE_HIT=0
+  fi
+
+  run cd "${NETDATA_MAKESELF_PATH}/tmp/${dir}"
+}
+
+store_cache() {
+    key="${1}"
+    src="${2}"
+
+    cache="${NETDATA_SOURCE_PATH}/artifacts/cache/${BUILDARCH}/${key}"
+
+    if [ "${CACHE_HIT:-0}" -eq 0 ]; then
+        if [ -d "${cache}" ]; then
+            rm -rf "${cache}"
+        fi
+
+        mkdir -p "${cache}"
+
+        cp -a "${src}" "${cache}"
+    fi
+}
+
+# -----------------------------------------------------------------------------
+
+# load the functions of the netdata-installer.sh
+# shellcheck source=packaging/installer/functions.sh
+. "${NETDATA_SOURCE_PATH}/packaging/installer/functions.sh"
+
+# -----------------------------------------------------------------------------
+
+# debug
+echo "ME=${0}"
+echo "NETDATA_INSTALL_PARENT=${NETDATA_INSTALL_PARENT}"
+echo "NETDATA_INSTALL_PATH=${NETDATA_INSTALL_PATH}"
+echo "NETDATA_MAKESELF_PATH=${NETDATA_MAKESELF_PATH}"
+echo "NETDATA_SOURCE_PATH=${NETDATA_SOURCE_PATH}"
+echo "PROCESSORS=$(nproc)"