Finishing first attempt of scripts/update-cobbler-distros

diff --git a/scripts/functions.rc b/scripts/functions.rc
index 2238282513cadc6ebbf3781c208fff235b3c3182..c34613e12952cbc512587ddea507cfb63125971f 100644 (file)
--- a/scripts/functions.rc
+++ b/scripts/functions.rc
@@ -11,14 +11,15 @@ NORMAL=""
 VERSION="0.2.1"
 
 # shellcheck disable=SC2034
-STD_SHORT_OPTIONS="sdvhV"
+STD_SHORT_OPTIONS="sqdvhV"
 # shellcheck disable=SC2034
-STD_LONG_OPTIONS="simulate,debug,verbose,nocolor,help,version"
+STD_LONG_OPTIONS="simulate,quiet,debug,verbose,nocolor,help,version"
 # shellcheck disable=SC2034
 STD_USAGE_MSG=$( cat <<-EOF
                -s|--simulate   Simulation mode - dont apply any changes.
                -d|--debug      Debug output (bash -x).
-               -v|--verbose    Set verbosity on.
+               -q|--quiet      Quiet execution (e.g. as a cronjob). Mutually exclusive to --verbose.
+               -v|--verbose    Set verbosity on. Mutually exclusive to --quiet.
                --nocolor       Dont use colors on display.
                -h|--help       Show this output and exit.
                -V|--version    prints out version number of the script and exit
@@ -28,9 +29,11 @@ STD_USAGE_MSG=$( cat <<-EOF
 # Standard global variables
 VERBOSE="n"
 DEBUG="n"
+QUIET="n"
 # shellcheck disable=SC2034
 DO_ASK="n"
 SIMULATE="n"
+LOGFILE=
 
 declare -a REMAINING_ARGS=()
 declare -a REMAINING_OPTS=()
@@ -88,7 +91,7 @@ detect_color() {
         match_lhs=$(dircolors --print-database | grep '^TERM ' | sed -e 's/^TERM  *//' -e 's/ .*//')
     fi
     for term in ${match_lhs} ; do
-        if [[ "${safe_term}" == "${term}" || "${TERM}" == "${term}" ]] ; then
+        if [[ "${safe_term}" == "${term}" || "${TERM}" == "${term}" || "${TERM}" =~ .*color ]] ; then
             use_color="true"
             break
         fi
@@ -137,6 +140,10 @@ eval_common_options() {
                     DEBUG="y"
                     shift
                     ;;
+                -q|--quiet)
+                    QUIET="y"
+                    shift
+                    ;;
                 -v|--verbose)
                     VERBOSE="y"
                     shift
@@ -183,6 +190,14 @@ eval_common_options() {
         done
     fi
 
+    if [[ "${VERBOSE}" == "y" && "${QUIET}" == "y" ]] ; then
+        error "Parameters '${RED}--verbose${NORMAL}' and '${RED}--quiet${NORMAL}' are mutually exclusive."
+        echo
+        usage >&2
+        echo
+        exit 1
+    fi
+
     if [[ "${SIMULATE}" == "y" ]] ; then
         echo
         echo -e "${CYAN}Simulation mode!${NORMAL}"
@@ -271,7 +286,9 @@ debug() {
 
 #------------------------------------------------------------------------------
 info() {
-    echo -e " ${GREEN}*${NORMAL} [$(my_date)] [${BASE_NAME}:${GREEN}INFO${NORMAL}] : $*" >&2
+    if [[ "${QUIET}" != "y" ]] ; then
+        echo -e " ${GREEN}*${NORMAL} [$(my_date)] [${BASE_NAME}:${GREEN}INFO${NORMAL}] : $*" >&2
+    fi
 }
 
 #------------------------------------------------------------------------------
@@ -284,6 +301,16 @@ error() {
     echo -e " ${RED}*${NORMAL} [$(my_date)] [${BASE_NAME}:${RED}ERROR${NORMAL}]: $*" >&2
 }
 
+#------------------------------------------------------------------------------
+check_for_root() {
+    local my_id=$( id -u )
+    if [[ "${my_id}" != "0" ]] ; then
+        error "You must be ${RED}root${NORMAL} to execute this script."
+        echo >&2
+        exit 1
+    fi
+}
+
 #------------------------------------------------------------------------------
 RM() {
 
@@ -299,6 +326,87 @@ RM() {
 
 }
 
+#------------------------------------------------------------------------------
+MKDIR() {
+
+    local cmd="mkdir $*"
+    if [[ "${VERBOSE}" == "y" ]] ; then
+        cmd="mkdir --verbose $*"
+    fi
+    if [[ "${SIMULATE}" == "y" ]] ; then
+        info "Executing: ${cmd}"
+        return
+    fi
+    debug "Executing: ${cmd}"
+    eval ${cmd}
+}
+
+#------------------------------------------------------------------------------
+CHOWN() {
+
+    local cmd="chown $*"
+    if [[ "${VERBOSE}" == "y" ]] ; then
+        cmd="chown --verbose $*"
+    fi
+    if [[ "${SIMULATE}" == "y" ]] ; then
+        info "Executing: ${cmd}"
+        return
+    fi
+    debug "Executing: ${cmd}"
+    eval ${cmd}
+}
+
+#------------------------------------------------------------------------------
+line() {
+
+    local lchar='-'
+    if [[ "$#" -ge 1 ]] ; then
+        lchar=$( echo "$1" | sed -e 's/^\(.\).*/\1/' )
+    fi
+
+    local count=79 
+    if [[ "$#" -ge 2 ]] ; then
+        count="$2"
+    fi
+
+    local i=0
+    local l=''
+
+    while [[ "$i" -lt "${count}" ]] ; do
+        l+="${lchar}"
+        i=$(( $i + 1 ))
+    done
+
+    if [[ -n "${LOGFILE}" ]] ; then
+        echo "${l}" >>"${LOGFILE}"
+    fi
+
+    if [[ "${QUIET}" == "y" ]] ; then
+        return
+    fi
+    echo "${l}"
+
+}
+
+#------------------------------------------------------------------------------
+dline() {
+    line '=' "$@"
+}
+
+#------------------------------------------------------------------------------
+empty_line() {
+
+    if [[ -n "${LOGFILE}" ]] ; then
+        echo >>"${LOGFILE}"
+    fi
+
+    if [[ "${QUIET}" == "y" ]] ; then
+        return
+    fi
+    echo
+
+}
+
 #------------------------------------------------------------------------------
 set_locale() {
 

diff --git a/scripts/update-cobbler-distros b/scripts/update-cobbler-distros
index 3f5bf6c198d757e23cdce5846a2671d5f65ed592..d23317af8173db8ae6082f97d22eacc0333772b0 100755 (executable)
--- a/scripts/update-cobbler-distros
+++ b/scripts/update-cobbler-distros
@@ -19,9 +19,26 @@ fi
 
 detect_color
 
+IMAGE_ROOT="/var/www/cobbler/distro_mirror"
+
+DIR_OWNER="apache"
+DIR_GROUP="apache"
+
 declare -a DISTRO_IDS=( 'almalinux-8' 'centos-stream-8' 'centos-stream-9' )
 declare -a DISTRO_ID_UPDATE=()
 
+declare -A SOURCE=()
+declare -A TARGET=()
+
+SOURCE['almalinux-8']="rsync://ftp.fau.de/almalinux/8/BaseOS/x86_64/os/"
+TARGET['almalinux-8']="AlmaLinux-8"
+
+SOURCE['centos-stream-8']="rsync://ftp.fau.de/centos/8-stream/BaseOS/x86_64/os/"
+TARGET['centos-stream-8']="CentOS-Stream-8"
+
+SOURCE['centos-stream-9']="rsync://mirror1.hs-esslingen.de/centos-stream/9-stream/BaseOS/x86_64/os/"
+TARGET['centos-stream-9']="CentOS-Stream-9"
+
 DESCRIPTION=$( cat <<-EOF
        Updates the boot environments of cobbler boot environments.
 
@@ -124,6 +141,52 @@ get_options() {
         exit 1
     fi
 
+}
+
+#------------------------------------------------------------------------------
+update_distro() {
+
+    distro_id="$1"
+
+    local src_url="${SOURCE[${distro_id}]}"
+    if [[ -z "${src_url}" ]] ; then
+        error "Cobbler distribution '${RED}${distro_id}${NORMAL}' has no source URL defined."
+        exit 8
+    fi
+
+    local target_dir_rel="${TARGET[${distro_id}]}"
+    if [[ -z "${target_dir_rel}" ]] ; then
+        error "Cobbler distribution '${RED}${distro_id}${NORMAL}' has no target directory defined."
+        exit 8
+    fi
+    local target_dir="${IMAGE_ROOT}/${target_dir_rel}"
+
+    info "Syncing from '${CYAN}${src_url}${NORMAL}' ==> '${CYAN}${target_dir}${NORMAL}' ..."
+
+    local cmd="rsync --recursive --links --perms --times --specials --hard-links --compress"
+    if [[ "${VERBOSE}" == "y" ]] ; then
+        cmd+=" --verbose"
+    elif [[ "${QUIET}" == "y" ]] ; then
+        cmd+=" --quiet"
+    fi
+    cmd+=" --compress --stats --delete --delete-after --delete-excluded --delay-updates"
+    if [[ -n "${LOGFILE}" ]] ; then
+        cmd+=" --log-file \"${LOGFILE}\""
+    fi
+    if [[ "${SIMULATE}" == "y" ]] ; then
+        cmd+=" --dry-run"
+    fi
+    cmd+=" \"${src_url}\" \"${target_dir}/\""
+    debug "Executing: ${cmd}"
+    eval ${cmd}
+
+    # info "Chowning '${CYAN}${target_dir}${NORMAL}' to '${CYAN}${DIR_OWNER}:${DIR_GROUP}${CYAN}' ..."
+    # CHOWN --recursive "${DIR_OWNER}:${DIR_GROUP}" "${target_dir}"
+
+    return 0
+
+
+
 }
 
 #------------------------------------------------------------------------------
@@ -134,8 +197,10 @@ main() {
     get_options "$@"
 
     for distro_id in "${DISTRO_ID_UPDATE[@]}" ; do
-        echo
+        empty_line
+        line
         info "Updating Cobbler distribution '${GREEN}${distro_id}${NORMAL}' ..."
+        update_distro "${distro_id}"
     done
 
 }