fix(bkgpslog):Check -e, -r, -R option combinations; update usage

diff --git a/exec/bkgpslog b/exec/bkgpslog
index 6daa5414b82c5c3d1561569e61262469b8dc0f58..f48818d5e9c8bca6e152fe1c49c9b9229a599213 100755 (executable)
--- a/exec/bkgpslog
+++ b/exec/bkgpslog
@@ -209,13 +209,12 @@ processArguments() {
            --version) showVersion; exit 1;; # Show version
            -v | --verbose) OPTION_VERBOSE="true"; vbm "DEBUG:Verbose mode enabled.";; # Enable verbose mode.
            -o | --output) if [ -d "$2" ]; then DIR_OUT="$2"; vbm "DEBUG:DIR_OUT:$DIR_OUT"; shift; fi ;; # Define output directory.
-           -e | --encrypt) OPTION_ENCRYPT="true"; vbm "DEBUG:Encrypted output mode enabled.";;
-           -r | --recipient) # Add 'age' recipient via public key string
-               argRecPubKeys+=("$2"); vbm "STATUS:pubkey added:""$2"; shift;;
-           -c | --compress) OPTION_COMPRESS="true"; vbm "DEBUG:Compressed output mode enabled.";;
-           -z | --time-zone) try setTimeZoneEV "$2"; shift;;
-           -t | --temp-dir) OPTION_TMPDIR="true" && argTmpDirPriority="$2"; shift;;
-           -R | --recipient-dir) OPTION_RECDIR="true" && argRecDir="$2"; shift;;
+           -e | --encrypt) OPTION_ENCRYPT="true"; vbm "DEBUG:Encrypted output mode enabled.";; # Enable encryption
+           -r | --recipient) OPTION_RECIPIENTS="true"; argRecPubKeys+=("$2"); vbm "STATUS:pubkey added:""$2"; shift;; # Add recipients
+           -c | --compress) OPTION_COMPRESS="true"; vbm "DEBUG:Compressed output mode enabled.";; # Enable compression
+           -z | --time-zone) try setTimeZoneEV "$2"; shift;; # Set timestamp timezone
+           -t | --temp-dir) OPTION_TMPDIR="true" && argTmpDirPriority="$2"; shift;; # Set time zone
+           -R | --recipient-dir) OPTION_RECIPIENTS="true"; OPTION_RECDIR="true" && argRecDir="$2"; shift;; # Add recipient watch dir
            *) echoerr "ERROR: Unrecognized argument: $1"; echoerr "STATUS:All arguments:$*"; exit 1;; # Handle unrecognized options.
        esac
        shift
@@ -1001,7 +1000,8 @@ magicParseRecipientArgs() {
     # Depends: checkapp(), checkAgePubkey(), validateInput(), processArguments()
     local recipients
 
-    if [[ "$OPTION_ENCRYPT" = "true" ]]; then # Check if encryption option active.
+    # Check if encryption option active.
+    if [[ "$OPTION_ENCRYPT" = "true" ]] && [[ "$OPTION_RECIPIENTS" = "true" ]]; then 
        if checkapp age; then # Check that age is available.
            for pubkey in "${argRecPubKeys[@]}"; do # Validate recipient pubkey strings by forming test message
                vbm "DEBUG:Testing pubkey string:$pubkey";
@@ -1015,7 +1015,7 @@ magicParseRecipientArgs() {
                    recPubKeysValid+=("$pubkey") && vbm "DEBUG:recPubkeysValid:pubkey added:$pubkey";
                else
                    yell "ERROR:Exit code ""$?"". Invalid recipient pubkey string. Exiting."; exit 1;
-               fi
+               fi;
            done
            vbm "DEBUG:Finished processing argRecPubKeys array";
 
@@ -1024,12 +1024,18 @@ magicParseRecipientArgs() {
            CMD_ENCRYPT_SUFFIX=".age" && vbm "CMD_ENCRYPT_SUFFIX:$CMD_ENCRYPT_SUFFIX";
        else
            yell "ERROR:Encryption enabled but \"age\" not found. Exiting."; exit 1;
-       fi
+       fi;
     else
        CMD_ENCRYPT="tee /dev/null " && vbm "CMD_ENCRYPT:$CMD_ENCRYPT";
        CMD_ENCRYPT_SUFFIX="" && vbm "CMD_ENCRYPT_SUFFIX:$CMD_ENCRYPT_SUFFIX";
        vbm "DEBUG:Encryption not enabled."
-    fi    
+    fi;
+    # Catch case if '-e' is set but '-r' or '-R' is not
+    if [[ "$OPTION_ENCRYPT" = "true" ]] && [[ ! "$OPTION_RECIPIENTS" = "true" ]]; then
+       yell "ERROR:\'-e\' set but no \'-r\' or \'-R\' set."; exit 1; fi;
+    # Catch case if '-r' or '-R' set but '-e' is not
+    if [[ ! "$OPTION_ENCRYPT" = "true" ]] && [[ "$OPTION_RECIPIENTS" = "true" ]]; then
+       yell "ERROR:\'-r\' or \'-R\' set but \'-e\' is not set."; exit 1; fi; 
 } # Populate recPubKeysValid with argRecPubKeys; form encryption cmd string and filename suffix
 magicParseCompressionArg() {
     # Desc: Parses compression arguments specified by '-c' option