fix(script): fix dockerCmd quoting error

Author: asifbacchus

backup/backup.sh

@@ -117,14 +117,14 @@ doDocker() {
     if [ "$1" = "stop" ]; then
         printf "%s[%s] -- [INFO] Stopping %s-mailcow container --%s\n" \
             "$cyan" "$(stamp)" "$2" "$norm" >>"$logFile"
-        "${dockerCmd}" -f "$mcDockerCompose" stop --timeout "$dockerStopTimeout" "$2-mailcow" 2>>"$logFile"
+        ${dockerCmd} -f "$mcDockerCompose" stop --timeout "$dockerStopTimeout" "$2-mailcow" 2>>"$logFile"
         # set result vars
         dockerResultState="$(docker inspect -f '{{ .State.Running }}' "$containerName")"
         dockerResultExit="$(docker inspect -f '{{ .State.ExitCode }}' "$containerName")"
     elif [ "$1" = "start" ]; then
         printf "%s[%s] -- [INFO] Starting %s-mailcow container --%s\n" \
             "$cyan" "$(stamp)" "$2" "$norm" >>"$logFile"
-        "${dockerCmd}" -f "$mcDockerCompose" start "$2-mailcow" 2>>"$logFile"
+        ${dockerCmd} -f "$mcDockerCompose" start "$2-mailcow" 2>>"$logFile"
         # set result vars
         dockerResultState="$(docker inspect -f '{{ .State.Running }}' "$containerName")"
     fi
@@ -700,9 +700,9 @@ fi
 ### dump SQL
 printf "%s[%s] -- [INFO] Dumping mailcow SQL database --%s\n" \
     "$cyan" "$(stamp)" "$norm" >>"$logFile"
-"${dockerCmd}" exec -T mysql-mailcow mysqldump --default-character-set=utf8mb4 \
+${dockerCmd} exec -T mysql-mailcow mysqldump --default-character-set=utf8mb4 \
     -u${DBUSER} -p${DBPASS} ${DBNAME} >"$sqlDumpDir/$sqlDumpFile" 2>>"$logFile"
-dumpResult=$("${dockerCmd}" exec -T mysql-mailcow echo "$?")
+dumpResult=$(${dockerCmd} exec -T mysql-mailcow echo "$?")
 if [ "$dumpResult" -eq 0 ]; then
     printf "%s[%s] -- [INFO] SQL database dumped successfully --%s\n" \
         "$cyan" "$(stamp)" "$norm" >>"$logFile"
@@ -718,8 +718,8 @@ fi
 # dump redis
 printf "%s[%s] -- [INFO] Dumping mailcow redis database --%s\n" \
     "$cyan" "$(stamp)" "$norm" >>"$logFile"
-"${dockerCmd}" exec -T redis-mailcow redis-cli save >>"$logFile" 2>&1
-rdumpResult=$("${dockerCmd}" exec -T redis-mailcow echo "$?")
+${dockerCmd} exec -T redis-mailcow redis-cli save >>"$logFile" 2>&1
+rdumpResult=$(${dockerCmd} exec -T redis-mailcow echo "$?")
 if [ "$rdumpResult" -eq 0 ]; then
     printf "%s[%s] -- [INFO] mailcow redis dumped successfully --%s\n" \
         "$cyan" "$(stamp)" "$norm" >>"$logFile"

backup/restore.sh

@@ -399,7 +399,7 @@ if [ "$restoreSQL" -eq 1 ]; then
     if [ -n "$sqlBackup" ]; then
         # start mysql container if not already running
         if ! docker container inspect -f '{{ .State.Running }}' ${COMPOSE_PROJECT_NAME}_mysql-mailcow_1 >/dev/null 2>&1; then
-            "${dockerCmd}" up -d mysql-mailcow >/dev/null 2>&1
+            ${dockerCmd} up -d mysql-mailcow >/dev/null 2>&1
             if docker container inspect -f '{{ .State.Running }}' ${COMPOSE_PROJECT_NAME}_mysql-mailcow_1 >/dev/null 2>&1; then
                 sqlRunning=1
             else
@@ -418,7 +418,7 @@ if [ "$restoreSQL" -eq 1 ]; then
 
     # restore sql
     if [ "$sqlRunning" -eq 1 ]; then
-        if docker exec -i "$("${dockerCmd}" ps -q mysql-mailcow)" mysql -u${DBUSER} -p${DBPASS} ${DBNAME} <"${sqlBackup}" >/dev/null 2>&1; then
+        if docker exec -i "$(${dockerCmd} ps -q mysql-mailcow)" mysql -u${DBUSER} -p${DBPASS} ${DBNAME} <"${sqlBackup}" >/dev/null 2>&1; then
             writeLog 'done'
         else
             writeLog 'done' 'error'
@@ -430,7 +430,7 @@ fi
 
 ### stop containers (necessary for all restore operations except SQL)
 writeLog 'task' "Stopping mailcow"
-if ! "${dockerCmd}" down --timeout "${dockerStopTimeout}" >/dev/null 2>&1; then
+if ! ${dockerCmd} down --timeout "${dockerStopTimeout}" >/dev/null 2>&1; then
     writeLog 'done' 'error'
     writeLog 'error' '20' "Unable to bring mailcow containers down -- cannot reliably restore. Aborting."
     exitError 20
@@ -622,7 +622,7 @@ fi
 
 ### restart mailcow
 writeLog 'task' "Starting mailcow"
-if ! "${dockerCmd}" up -d >/dev/null 2>&1; then
+if ! ${dockerCmd} up -d >/dev/null 2>&1; then
     writeLog 'done' 'warn'
     writeLog 'warn' '21' "Unable to automatically start mailcow containers. Please attempt a manual start and note any errors."
     warnCount=$((warnCount + 1))