+
+ [ -z "${DEBUG_INSTALL}" ] || DEBUG end of function
+}
+
+function check_osm_behind_proxy() {
+ [ -z "${DEBUG_INSTALL}" ] || DEBUG beginning of function
+
+ export OSM_BEHIND_PROXY=""
+ export OSM_PROXY_ENV_VARIABLES=""
+ [ -n "${http_proxy}" ] && OSM_BEHIND_PROXY="y" && echo "http_proxy=${http_proxy}" && OSM_PROXY_ENV_VARIABLES="${OSM_PROXY_ENV_VARIABLES} http_proxy"
+ [ -n "${https_proxy}" ] && OSM_BEHIND_PROXY="y" && echo "https_proxy=${https_proxy}" && OSM_PROXY_ENV_VARIABLES="${OSM_PROXY_ENV_VARIABLES} https_proxy"
+ [ -n "${HTTP_PROXY}" ] && OSM_BEHIND_PROXY="y" && echo "HTTP_PROXY=${HTTP_PROXY}" && OSM_PROXY_ENV_VARIABLES="${OSM_PROXY_ENV_VARIABLES} HTTP_PROXY"
+ [ -n "${HTTPS_PROXY}" ] && OSM_BEHIND_PROXY="y" && echo "https_proxy=${HTTPS_PROXY}" && OSM_PROXY_ENV_VARIABLES="${OSM_PROXY_ENV_VARIABLES} HTTPS_PROXY"
+ [ -n "${no_proxy}" ] && echo "no_proxy=${no_proxy}" && OSM_PROXY_ENV_VARIABLES="${OSM_PROXY_ENV_VARIABLES} no_proxy"
+ [ -n "${NO_PROXY}" ] && echo "NO_PROXY=${NO_PROXY}" && OSM_PROXY_ENV_VARIABLES="${OSM_PROXY_ENV_VARIABLES} NO_PROXY"
+
+ echo "OSM_BEHIND_PROXY=${OSM_BEHIND_PROXY}"
+ echo "OSM_PROXY_ENV_VARIABLES=${OSM_PROXY_ENV_VARIABLES}"
+
+ if [ -n "${OSM_BEHIND_PROXY}" ]; then
+ [ -z "$ASSUME_YES" ] && ! ask_user "
+The following env variables have been found for the current user:
+${OSM_PROXY_ENV_VARIABLES}.
+
+This suggests that this machine is behind a proxy and a special configuration is required.
+The installer will install Docker CE, LXD and Juju to work behind a proxy using those
+env variables.
+
+Take into account that the installer uses apt, curl, wget, docker, lxd, juju and snap.
+Depending on the program, the env variables to work behind a proxy might be different
+(e.g. http_proxy vs HTTP_PROXY).
+
+For that reason, it is strongly recommended that at least http_proxy, https_proxy, HTTP_PROXY
+and HTTPS_PROXY are defined.
+
+Finally, some of the programs (apt, snap) those programs are run as sudoer, requiring that
+those env variables are also set for root user. If you are not sure whether those variables
+are configured for the root user, you can stop the installation now.
+
+Do you want to proceed with the installation (Y/n)? " y && echo "Cancelled!" && exit 1
+ else
+ echo "This machine is not behind a proxy"
+ fi
+
+ [ -z "${DEBUG_INSTALL}" ] || DEBUG end of function
+}
+
+function find_devops_folder() {
+ if [ -z "$OSM_DEVOPS" ]; then
+ if [ -n "$TEST_INSTALLER" ]; then
+ echo -e "\nUsing local devops repo for OSM installation"
+ OSM_DEVOPS="$(dirname $(realpath $(dirname $0)))"
+ else
+ echo -e "\nCreating temporary dir for OSM installation"
+ OSM_DEVOPS="$(mktemp -d -q --tmpdir "installosm.XXXXXX")"
+ trap 'rm -rf "$OSM_DEVOPS"' EXIT
+ git clone https://osm.etsi.org/gerrit/osm/devops.git $OSM_DEVOPS
+ fi
+ fi
+}
+
+function install_osm() {
+ [ -z "${DEBUG_INSTALL}" ] || DEBUG beginning of function
+
+ trap ctrl_c INT
+
+ # TODO: move this under start
+ [ -n "$DOCKER_REGISTRY_URL" ] && parse_docker_registry_url
+
+ check_osm_behind_proxy
+ track checks proxy_ok
+
+ check_packages "git wget curl tar snapd"
+
+ sudo snap install jq || FATAL "Could not install jq (snap package). Make sure that snap works"
+
+ find_devops_folder
+
+ track start release $RELEASE none none docker_tag $OSM_DOCKER_TAG none none installation_type $OSM_INSTALLATION_TYPE none none
+
+ track checks checkingroot_ok
+ [ "$USER" == "root" ] && FATAL "You are running the installer as root. The installer is prepared to be executed as a normal user with sudo privileges."
+ track checks noroot_ok
+
+ ask_proceed