scrubPool.sh: scrub only one pool

scrubPool.sh

@@ -0,0 +1,126 @@
+#!/bin/sh
+#############################################################################
+# Script aimed at scrubing all zpools in order to find checksum errors
+#
+# Author: fritz from NAS4Free forum
+#
+#############################################################################
+
+# Initialization of the script name
+readonly SCRIPT_NAME=`basename $0`  # The name of this file
+
+# set script path as working directory
+cd "`dirname $0`"
+
+# Import required scripts
+. "config.sh"
+. "common/commonLogFcts.sh"
+. "common/commonMailFcts.sh"
+. "common/commonLockFcts.sh"
+
+# Record the timestamp corresponding to the start of the script execution
+readonly START_TIMESTAMP=`$BIN_DATE +"%s"`
+
+# Initialization of the constants
+readonly LOGFILE="$CFG_LOG_FOLDER/$SCRIPT_NAME.log"
+readonly TMPFILE_ARGS="$CFG_TMP_FOLDER/$SCRIPT_NAME.$$.args.tmp"
+
+# Pool name
+POOL_NAME=""
+
+# Set variables corresponding to the input parameters
+ARGUMENTS="$@"
+
+
+##################################
+# Check script input parameters
+#
+# Params: all parameters of the shell script
+# return : 1 if an error occured, 0 otherwise
+##################################
+parseInputParams() {
+    local opt
+
+    # parse the optional parameters
+    # (there should be none)
+    while getopts ":" opt; do
+        case $opt in
+            \?)
+                echo "Invalid option: -$OPTARG"
+                return 1 ;;
+        esac
+    done
+
+    # Remove the optional arguments parsed above.
+    shift $((OPTIND-1))
+
+    # Check if the number of mandatory parameters
+    # provided is as expected
+    if [ "$#" -ne "1" ]; then
+        echo "Exactly one mandatory argument should be provided"
+        return 1
+    fi
+
+    POOL_NAME="$1"
+
+    return 0
+}
+
+##################################
+# Check if scrubing is still in progress for a given pool
+# Return : 0 if scrub is in progress,
+#       1 otherwise
+##################################
+scrubInProgress() {
+    if $BIN_ZPOOL status $POOL_NAME | grep "scrub in progress">/dev/null; then
+        return 0
+    else
+        return 1
+    fi
+}
+
+##################################
+# Scrub all pools
+# Return : 0 no problem detected
+#       1 problem detected
+##################################
+main() {
+
+    # Starting scrubbing
+    log_info "$LOGFILE" "Starting scrubbing of pool: $POOL_NAME"
+    $BIN_ZPOOL scrub $POOL_NAME
+
+    # Waiting for the end of the scrubbing
+    while scrubInProgress; do sleep 10; done;
+    log_info "$LOGFILE" "Scrub finished for pool: $POOL_NAME"
+
+    # Check if the pool is healthy
+    if ZPOOL_STATUS_NON_NATIVE_ASHIFT_IGNORE=1 $BIN_ZPOOL status -x $POOL_NAME | grep "is healthy">/dev/null; then
+        ZPOOL_STATUS_NON_NATIVE_ASHIFT_IGNORE=1 $BIN_ZPOOL status -x $POOL_NAME | log_info "$LOGFILE"
+        return 0
+    else
+        $BIN_ZPOOL status -v $POOL_NAME | log_error "$LOGFILE"
+        return 1
+    fi
+}
+
+
+
+# Parse and validate the input parameters
+if ! parseInputParams $ARGUMENTS > "$TMPFILE_ARGS"; then
+    log_info "$LOGFILE" "-------------------------------------"
+    cat "$TMPFILE_ARGS" | log_error "$LOGFILE"
+    get_log_entries_ts "$LOGFILE" "$START_TIMESTAMP" | sendMail "$SCRIPT_NAME : Invalid arguments"
+else
+    log_info "$LOGFILE" "-------------------------------------"
+    cat "$TMPFILE_ARGS" | log_info "$LOGFILE"
+
+    # run script if possible (lock not existing)
+    run_main "$LOGFILE" "$SCRIPT_NAME"
+    # in case of error, send mail with extract of log file
+    [ "$?" -eq "2" ] && get_log_entries_ts "$LOGFILE" "$START_TIMESTAMP" | sendMail "$SCRIPT_NAME : issue occured during execution"
+fi
+
+$BIN_RM "$TMPFILE_ARGS"
+exit 0
+