added a "purgeike" command to stroke, deleting all IKE_SAs without a CHILD_SA

src/stroke/stroke.c

@@ -248,7 +248,8 @@ static int reread(stroke_keyword_t kw)
 }
 
 static int purge_flags[] = {
-	PURGE_OCSP
+	PURGE_OCSP,
+	PURGE_IKE,
 };
 
 static int purge(stroke_keyword_t kw)
@@ -332,6 +333,8 @@ static void exit_usage(char *error)
 	printf("    stroke rereadsecrets|rereadcrls|rereadall\n");
 	printf("  Purge ocsp cache entries:\n");
 	printf("    stroke purgeocsp\n");
+	printf("  Purge IKE_SAs without a CHILD_SA:\n");
+	printf("    stroke purgeike\n");
 	printf("  Show leases of a pool:\n");
 	printf("    stroke leases [POOL [ADDRESS]]\n");
 	exit_error(error);
@@ -443,6 +446,7 @@ int main(int argc, char *argv[])
 			res = reread(token->kw);
 			break;
 		case STROKE_PURGE_OCSP:
+		case STROKE_PURGE_IKE:
 			res = purge(token->kw);
 			break;
 		case STROKE_LEASES:

src/stroke/stroke_keywords.h

@@ -48,6 +48,7 @@ typedef enum {
 	STROKE_REREAD_CRLS,
 	STROKE_REREAD_ALL,
 	STROKE_PURGE_OCSP,
+	STROKE_PURGE_IKE,
 	STROKE_LEASES
 } stroke_keyword_t;
 

src/stroke/stroke_keywords.txt

@@ -55,4 +55,5 @@ rereadacerts,    STROKE_REREAD_ACERTS
 rereadcrls,      STROKE_REREAD_CRLS
 rereadall,       STROKE_REREAD_ALL
 purgeocsp,       STROKE_PURGE_OCSP
+purgeike,        STROKE_PURGE_IKE
 leases,          STROKE_LEASES

src/stroke/stroke_msg.h

@@ -103,6 +103,8 @@ enum purge_flag_t {
 	PURGE_NONE =		0x0000,
 	/** purge ocsp cache entries */
 	PURGE_OCSP =		0x0001,
+	/** purge IKE_SAs without a CHILD_SA */
+	PURGE_IKE =			0x0002,
 };
 
 /**