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Lua debugger: redis-cli can restart Lua debugging sessions.

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This commit is contained in:
antirez 2015-11-17 12:11:13 +01:00
parent 0cc19174f9
commit 58573f1dd2
1 changed files with 75 additions and 45 deletions
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38
src/redis-cli.c
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@ -1106,6 +1106,12 @@ static void repl(void) {
strcasecmp(argv[0],"exit") == 0) strcasecmp(argv[0],"exit") == 0)
{ {
exit(0); exit(0);
} else if (strcasecmp(argv[0],"restart") == 0) {
if (config.eval_ldb) {
return; /* Return to evalMode to restart the session. */
} else {
printf("Use 'restart' only in Lua debugging mode.");
}
} else if (argc == 3 && !strcasecmp(argv[0],"connect")) { } else if (argc == 3 && !strcasecmp(argv[0],"connect")) {
sdsfree(config.hostip); sdsfree(config.hostip);
config.hostip = sdsnew(argv[1]); config.hostip = sdsnew(argv[1]);
@ -1169,12 +1175,28 @@ static int noninteractive(int argc, char **argv) {
*--------------------------------------------------------------------------- */ *--------------------------------------------------------------------------- */
static int evalMode(int argc, char **argv) { static int evalMode(int argc, char **argv) {
sds script = sdsempty(); sds script = NULL;
FILE *fp; FILE *fp;
char buf[1024]; char buf[1024];
size_t nread; size_t nread;
char **argv2; char **argv2;
int j, got_comma = 0, keys = 0; int j, got_comma, keys;
int retval = REDIS_OK;
while(1) {
if (config.eval_ldb) {
printf(
"Lua debugging session started, please use:\n"
"quit -- End the session.\n"
"restart -- Restart the script in debug mode again.\n"
"help -- Show Lua script debugging commands.\n\n"
);
}
sdsfree(script);
script = sdsempty();
got_comma = 0;
keys = 0;
/* Load the script from the file, as an sds string. */ /* Load the script from the file, as an sds string. */
fp = fopen(config.eval,"r"); fp = fopen(config.eval,"r");
@ -1191,7 +1213,8 @@ static int evalMode(int argc, char **argv) {
/* If we are debugging a script, enable the Lua debugger. */ /* If we are debugging a script, enable the Lua debugger. */
if (config.eval_ldb) { if (config.eval_ldb) {
redisReply *reply = redisCommand(context, redisReply *reply = redisCommand(context,
config.eval_ldb_sync ? "SCRIPT DEBUG sync": "SCRIPT DEBUG yes"); config.eval_ldb_sync ?
"SCRIPT DEBUG sync": "SCRIPT DEBUG yes");
if (reply) freeReplyObject(reply); if (reply) freeReplyObject(reply);
} }
@ -1211,7 +1234,7 @@ static int evalMode(int argc, char **argv) {
/* Call it */ /* Call it */
int eval_ldb = config.eval_ldb; /* Save it, may be reverteed. */ int eval_ldb = config.eval_ldb; /* Save it, may be reverteed. */
int retval = issueCommand(argc+3-got_comma, argv2); retval = issueCommand(argc+3-got_comma, argv2);
if (eval_ldb) { if (eval_ldb) {
if (!config.eval_ldb) { if (!config.eval_ldb) {
/* If the debugging session ended immediately, there was an /* If the debugging session ended immediately, there was an
@ -1219,9 +1242,16 @@ static int evalMode(int argc, char **argv) {
* the REPL at all. */ * the REPL at all. */
printf("Eval debugging session can't start:\n"); printf("Eval debugging session can't start:\n");
cliReadReply(0); cliReadReply(0);
break; /* Return to the caller. */
} else { } else {
strncpy(config.prompt,"lua debugger> ",sizeof(config.prompt)); strncpy(config.prompt,"lua debugger> ",sizeof(config.prompt));
repl(); repl();
/* Restart the session if repl() returned. */
cliConnect(1);
printf("\n");
}
} else {
break; /* Return to the caller. */
} }
} }
return retval; return retval;