Inital Commit

root/usr/lib/borgbackup/check_conditions

@@ -0,0 +1,97 @@
+#!/usr/bin/bash
+
+
+###
+#
+# Options Section
+#
+###
+
+set -e
+set -o pipefail
+
+
+###
+#
+# Variable Section
+#
+###
+
+export BORG_CACHE_DIR='/var/cache/borgbackup'
+export BORG_CONFIG_EXCLUDE='/etc/borgbackup/exclude'
+export BORG_CONFIG_FILE='/etc/borgbackup/config'
+export BORG_KEYS_DIR='/etc/borgbackup/keys'
+export BORG_LOG_DIR='/var/log/borgbackup'
+export BORG_POSTEXEC_DIR='/etc/borgbackup/postexec'
+export BORG_PREEXEC_DIR='/etc/borgbackup/preexec'
+export BORG_SECURITY_DIR='/var/lib/borgbackup'
+source '/etc/borgbackup/config'
+
+
+###
+#
+# Function Section
+#
+###
+
+function environment () {
+  local INPUT
+  local TYPE
+  INPUT="${1}"
+  /usr/bin/test -f "${INPUT}" && \
+    TYPE='file'
+  /usr/bin/test -d "${INPUT}" && \
+    TYPE='directory'
+  case "${TYPE}" in
+    file)
+      if [[ ! -f "${INPUT}" ]]; then
+        INPUT=$(/usr/bin/basename "${INPUT}")
+        /usr/bin/echo "ERROR: The required file '${INPUT}' could not be found."
+        exit 1
+      fi
+    ;;
+    directory)
+      if [[ ! -d "${INPUT}" ]]; then
+        INPUT=$(/usr/bin/realpath "${INPUT}")
+        /usr/bin/echo "ERROR: The required directory '${INPUT}' could not be found."
+        exit 1
+      fi
+    ;;
+  esac
+}
+
+function configuration () {
+  local INPUT
+  INPUT="${1}"
+  if [[ -z "${!INPUT}" ]]; then
+    /usr/bin/echo "ERROR: The option '${INPUT}' is not set in configuration file."
+    exit 1
+  fi
+}
+
+
+###
+#
+# Runtime Environment
+#
+###
+
+if [[ "${TIMER}" != 'true' ]]; then
+  exit 1
+fi
+environment "${BORG_CACHE_DIR}"
+environment "${BORG_CONFIG_EXCLUDE}"
+environment "${BORG_CONFIG_FILE}"
+environment "${BORG_KEYS_DIR}"
+environment "${BORG_LOG_DIR=}"
+environment "${BORG_POSTEXEC_DIR}"
+environment "${BORG_PREEXEC_DIR}"
+environment "${BORG_SECURITY_DIR}"
+configuration 'BORG_REPO'
+configuration 'BORG_COMPRESSION'
+configuration 'BORG_PRUNE_WITHIN'
+configuration 'BORG_PRUNE_DAILY'
+configuration 'BORG_PRUNE_WEEKLY'
+configuration 'BORG_PRUNE_MONTHLY'
+configuration 'BORG_FILES_CACHE_TTL'
+configuration 'BORG_SHOW_SYSINFO'