switch to mailcow directory to allow docker cmds

backup/backup.sh

@@ -119,14 +119,14 @@ doDocker() {
     if [ "$1" = "stop" ]; then
         printf "%s[%s] -- [INFO] Stopping %s-mailcow container --%s\n" \
             "$cyan" "$(stamp)" "$2" "$norm" >> "$logFile"
-        docker-compose -f "$mcDockerCompose" --env-path "$mcConfig" stop --timeout "$dockerStopTimeout" "$2-mailcow" 2>> "$logFile"
+        docker-compose -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" >> "$logFile"
-        docker-compose -f "$mcDockerCompose" --env-path "$mcConfig" start "$2-mailcow" 2>> "$logFile"
+        docker-compose -f "$mcDockerCompose" start "$2-mailcow" 2>> "$logFile"
         # set result vars
         dockerResultState="$( docker inspect -f '{{ .State.Running }}' $containerName )"
     fi
@@ -391,10 +391,7 @@ if [ "$use503" -eq 1 ]; then
     fi
 fi
 # verify mailcow.conf location and extract path
-if [ -f "$mcConfig" ]; then
-    # strip filename and get path
-    mcPath=${mcConfig%/*/}
-else
+if [ ! -f "$mcConfig" ]; then
     badParam dne "(--mailcow-config)" "$mcConfig"
 fi
 # verify docker-compose file exists
@@ -595,6 +592,8 @@ if [ "$use503" -eq 1 ]; then
     fi
 fi
 
+### change to mailcow directory so docker commands execute properly
+cd "${mcConfig%/*}" || exitError 100 'Could not change to mailcow directory.'
 
 ### stop postfix and dovecot mail containers to prevent mailflow during backup
 doDocker stop postfix
@@ -766,6 +765,7 @@ exit 0
 # 2: not run as root
 # 3: borg not installed
 # 99: TERM signal trapped
+# 100: could not change to mailcow-dockerized directory
 # 101: could not stop container(s)
 # 102: could not start container(s)
 # 115: unable to create temp dir for SQL dump