diff options
Diffstat (limited to 'utils/lib.sh')
| -rwxr-xr-x | utils/lib.sh | 185 |
1 files changed, 180 insertions, 5 deletions
diff --git a/utils/lib.sh b/utils/lib.sh index 3a742f9da..4fc50ff39 100755 --- a/utils/lib.sh +++ b/utils/lib.sh @@ -138,6 +138,16 @@ rst_para() { fi } +die() { + echo -e "${_BRed}ERROR:${_creset} ${BASH_SOURCE[1]}: line ${BASH_LINENO[0]}: ${2-died ${1-1}}" >&2; + exit "${1-1}" +} + +die_caller() { + echo -e "${_BRed}ERROR:${_creset} ${BASH_SOURCE[2]}: line ${BASH_LINENO[1]}: ${FUNCNAME[1]}(): ${2-died ${1-1}}" >&2; + exit "${1-1}" +} + err_msg() { echo -e "${_BRed}ERROR:${_creset} $*" >&2; } warn_msg() { echo -e "${_BBlue}WARN:${_creset} $*" >&2; } info_msg() { echo -e "${_BYellow}INFO:${_creset} $*" >&2; } @@ -471,11 +481,7 @@ service_is_available() { # usage: service_is_available <URL> - local URL="$1" - if [[ -z $URL ]]; then - err_msg "service_is_available: missing arguments" - return 42 - fi + [[ -z $1 ]] && die_caller 42 "missing argument <URL>" http_code=$(curl -H 'Cache-Control: no-cache' \ --silent -o /dev/null --head --write-out '%{http_code}' --insecure \ @@ -624,6 +630,175 @@ EOF } +# nginx +# ----- + +nginx_distro_setup() { + # shellcheck disable=SC2034 + + NGINX_DEFAULT_SERVER=/etc/nginx/nginx.conf + + # Including *location* directives from a dedicated config-folder into the + # server directive is, what what fedora (already) does. + NGINX_APPS_ENABLED="/etc/nginx/default.d" + + # We add a apps-available folder and linking configurations into the + # NGINX_APPS_ENABLED folder. See also nginx_include_apps_enabled(). + NGINX_APPS_AVAILABLE="/etc/nginx/default.apps-available" + + case $DIST_ID-$DIST_VERS in + ubuntu-*|debian-*) + NGINX_PACKAGES="nginx" + NGINX_DEFAULT_SERVER=/etc/nginx/sites-available/default + ;; + arch-*) + NGINX_PACKAGES="nginx-mainline" + ;; + fedora-*) + NGINX_PACKAGES="nginx" + ;; + *) + err_msg "$DIST_ID-$DIST_VERS: nginx not yet implemented" + ;; + esac +} +nginx_distro_setup + +install_nginx(){ + info_msg "installing nginx ..." + pkg_install "${NGINX_PACKAGES}" + case $DIST_ID-$DIST_VERS in + arch-*|fedora-*) + systemctl enable nginx + systemctl start nginx + ;; + esac +} + +nginx_is_installed() { + command -v nginx &>/dev/null +} + +nginx_reload() { + + info_msg "reload nginx .." + echo + if ! nginx -t; then + err_msg "testing nginx configuration failed" + return 42 + fi + systemctl restart nginx +} + +nginx_install_app() { + + # usage: nginx_install_app [<template option> ...] <myapp> + # + # <template option>: see install_template + + local template_opts=() + local pos_args=("$0") + + for i in "$@"; do + case $i in + -*) template_opts+=("$i");; + *) pos_args+=("$i");; + esac + done + + nginx_include_apps_enabled "${NGINX_DEFAULT_SERVER}" + + install_template "${template_opts[@]}" \ + "${NGINX_APPS_AVAILABLE}/${pos_args[1]}" \ + root root 644 + nginx_enable_app "${pos_args[1]}" + info_msg "installed nginx app: ${pos_args[1]}" +} + +nginx_include_apps_enabled() { + + # Add the *NGINX_APPS_ENABLED* infrastruture to a nginx server block. Such + # infrastruture is already known from fedora, including apps (location + # directives) from the /etc/nginx/default.d folder into the *default* nginx + # server. + + # usage: nginx_include_apps_enabled <config-file> + # + # config-file: Config file with server directive in. + + [[ -z $1 ]] && die_caller 42 "missing argument <config-file>" + local server_conf="$1" + + # include /etc/nginx/default.d/*.conf; + local include_directive="include ${NGINX_APPS_ENABLED}/*.conf;" + local include_directive_re="^\s*include ${NGINX_APPS_ENABLED}/\*\.conf;" + + info_msg "checking existence: '${include_directive}' in file ${server_conf}" + if grep "${include_directive_re}" "${server_conf}"; then + info_msg "OK, already exists." + return + fi + + info_msg "add missing directive: '${include_directive}'" + cp "${server_conf}" "${server_conf}.bak" + + ( + local line + local stage=0 + while IFS= read -r line + do + echo "$line" + if [[ $stage = 0 ]]; then + if [[ $line =~ ^[[:space:]]*server*[[:space:]]*\{ ]]; then + stage=1 + fi + fi + + if [[ $stage = 1 ]]; then + echo " # Load configuration files for the default server block." + echo " $include_directive" + echo "" + stage=2 + fi + done < "${server_conf}.bak" + ) > "${server_conf}" + +} + +nginx_remove_app() { + + # usage: nginx_remove_app <myapp.conf> + + info_msg "remove nginx app: $1" + nginx_dissable_app "$1" + rm -f "${NGINX_APPS_AVAILABLE}/$1" +} + +nginx_enable_app() { + + # usage: nginx_enable_app <myapp.conf> + + local CONF="$1" + + info_msg "enable nginx app: ${CONF}" + mkdir -p "${NGINX_APPS_ENABLED}" + rm -f "${NGINX_APPS_ENABLED}/${CONF}" + ln -s "${NGINX_APPS_AVAILABLE}/${CONF}" "${NGINX_APPS_ENABLED}/${CONF}" + nginx_reload +} + +nginx_dissable_app() { + + # usage: nginx_disable_app <myapp.conf> + + local CONF="$1" + + info_msg "disable nginx app: ${CONF}" + rm -f "${NGINX_APPS_ENABLED}/${CONF}" + nginx_reload +} + + # Apache # ------ |