Now all the commands returning a multi bulk reply against non existing keys will...

[redis.git] / redis-cli.c

diff --git a/redis-cli.c b/redis-cli.c
index b292d2da265b7997b57164845d55e505610eafce..febc7cec08317cfbc51d48178a92c3f6c5d84b34 100644 (file)
--- a/redis-cli.c
+++ b/redis-cli.c
@@ -1,6 +1,6 @@
 /* Redis CLI (command line interface)
  *
 /* Redis CLI (command line interface)
  *

- * Copyright (c) 2006-2009, Salvatore Sanfilippo <antirez at gmail dot com>
+ * Copyright (c) 2009-2010, Salvatore Sanfilippo <antirez at gmail dot com>

  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without


@@ -39,16 +39,21 @@
 #include "sds.h"
 #include "adlist.h"
 #include "zmalloc.h"
 #include "sds.h"
 #include "adlist.h"
 #include "zmalloc.h"

+#include "linenoise.h"

 
 #define REDIS_CMD_INLINE 1
 #define REDIS_CMD_BULK 2
 
 #define REDIS_CMD_INLINE 1
 #define REDIS_CMD_BULK 2

-#define REDIS_CMD_MULTIBULK 3
+#define REDIS_CMD_MULTIBULK 4

 
 #define REDIS_NOTUSED(V) ((void) V)
 
 static struct config {
     char *hostip;
     int hostport;
 
 #define REDIS_NOTUSED(V) ((void) V)
 
 static struct config {
     char *hostip;
     int hostport;

+    long repeat;
+    int dbnum;
+    int interactive;
+    char *auth;

 } config;
 
 struct redisCommand {
 } config;
 
 struct redisCommand {


@@ -58,9 +63,12 @@ struct redisCommand {
 };
 
 static struct redisCommand cmdTable[] = {
 };
 
 static struct redisCommand cmdTable[] = {

+    {"auth",2,REDIS_CMD_INLINE},

     {"get",2,REDIS_CMD_INLINE},
     {"set",3,REDIS_CMD_BULK},
     {"setnx",3,REDIS_CMD_BULK},
     {"get",2,REDIS_CMD_INLINE},
     {"set",3,REDIS_CMD_BULK},
     {"setnx",3,REDIS_CMD_BULK},

+    {"append",3,REDIS_CMD_BULK},
+    {"substr",4,REDIS_CMD_INLINE},

     {"del",-2,REDIS_CMD_INLINE},
     {"exists",2,REDIS_CMD_INLINE},
     {"incr",2,REDIS_CMD_INLINE},
     {"del",-2,REDIS_CMD_INLINE},
     {"exists",2,REDIS_CMD_INLINE},
     {"incr",2,REDIS_CMD_INLINE},


@@ -69,12 +77,15 @@ static struct redisCommand cmdTable[] = {
     {"lpush",3,REDIS_CMD_BULK},
     {"rpop",2,REDIS_CMD_INLINE},
     {"lpop",2,REDIS_CMD_INLINE},
     {"lpush",3,REDIS_CMD_BULK},
     {"rpop",2,REDIS_CMD_INLINE},
     {"lpop",2,REDIS_CMD_INLINE},

+    {"brpop",-3,REDIS_CMD_INLINE},
+    {"blpop",-3,REDIS_CMD_INLINE},

     {"llen",2,REDIS_CMD_INLINE},
     {"lindex",3,REDIS_CMD_INLINE},
     {"lset",4,REDIS_CMD_BULK},
     {"lrange",4,REDIS_CMD_INLINE},
     {"ltrim",4,REDIS_CMD_INLINE},
     {"lrem",4,REDIS_CMD_BULK},
     {"llen",2,REDIS_CMD_INLINE},
     {"lindex",3,REDIS_CMD_INLINE},
     {"lset",4,REDIS_CMD_BULK},
     {"lrange",4,REDIS_CMD_INLINE},
     {"ltrim",4,REDIS_CMD_INLINE},
     {"lrem",4,REDIS_CMD_BULK},

+    {"rpoplpush",3,REDIS_CMD_BULK},

     {"sadd",3,REDIS_CMD_BULK},
     {"srem",3,REDIS_CMD_BULK},
     {"smove",4,REDIS_CMD_BULK},
     {"sadd",3,REDIS_CMD_BULK},
     {"srem",3,REDIS_CMD_BULK},
     {"smove",4,REDIS_CMD_BULK},


@@ -90,11 +101,17 @@ static struct redisCommand cmdTable[] = {
     {"sdiffstore",-3,REDIS_CMD_INLINE},
     {"smembers",2,REDIS_CMD_INLINE},
     {"zadd",4,REDIS_CMD_BULK},
     {"sdiffstore",-3,REDIS_CMD_INLINE},
     {"smembers",2,REDIS_CMD_INLINE},
     {"zadd",4,REDIS_CMD_BULK},

+    {"zincrby",4,REDIS_CMD_BULK},

     {"zrem",3,REDIS_CMD_BULK},
     {"zremrangebyscore",4,REDIS_CMD_INLINE},
     {"zrem",3,REDIS_CMD_BULK},
     {"zremrangebyscore",4,REDIS_CMD_INLINE},

-    {"zrange",4,REDIS_CMD_INLINE},
-    {"zrangebyscore",4,REDIS_CMD_INLINE},
-    {"zrevrange",4,REDIS_CMD_INLINE},
+    {"zmerge",-3,REDIS_CMD_INLINE},
+    {"zmergeweighed",-4,REDIS_CMD_INLINE},
+    {"zrange",-4,REDIS_CMD_INLINE},
+    {"zrank",3,REDIS_CMD_BULK},
+    {"zrevrank",3,REDIS_CMD_BULK},
+    {"zrangebyscore",-4,REDIS_CMD_INLINE},
+    {"zcount",4,REDIS_CMD_INLINE},
+    {"zrevrange",-4,REDIS_CMD_INLINE},

     {"zcard",2,REDIS_CMD_INLINE},
     {"zscore",3,REDIS_CMD_BULK},
     {"incrby",3,REDIS_CMD_INLINE},
     {"zcard",2,REDIS_CMD_INLINE},
     {"zscore",3,REDIS_CMD_BULK},
     {"incrby",3,REDIS_CMD_INLINE},


@@ -111,6 +128,8 @@ static struct redisCommand cmdTable[] = {
     {"echo",2,REDIS_CMD_BULK},
     {"save",1,REDIS_CMD_INLINE},
     {"bgsave",1,REDIS_CMD_INLINE},
     {"echo",2,REDIS_CMD_BULK},
     {"save",1,REDIS_CMD_INLINE},
     {"bgsave",1,REDIS_CMD_INLINE},

+    {"rewriteaof",1,REDIS_CMD_INLINE},
+    {"bgrewriteaof",1,REDIS_CMD_INLINE},

     {"shutdown",1,REDIS_CMD_INLINE},
     {"lastsave",1,REDIS_CMD_INLINE},
     {"type",2,REDIS_CMD_INLINE},
     {"shutdown",1,REDIS_CMD_INLINE},
     {"lastsave",1,REDIS_CMD_INLINE},
     {"type",2,REDIS_CMD_INLINE},


@@ -126,10 +145,29 @@ static struct redisCommand cmdTable[] = {
     {"debug",-2,REDIS_CMD_INLINE},
     {"mset",-3,REDIS_CMD_MULTIBULK},
     {"msetnx",-3,REDIS_CMD_MULTIBULK},
     {"debug",-2,REDIS_CMD_INLINE},
     {"mset",-3,REDIS_CMD_MULTIBULK},
     {"msetnx",-3,REDIS_CMD_MULTIBULK},

+    {"monitor",1,REDIS_CMD_INLINE},
+    {"multi",1,REDIS_CMD_INLINE},
+    {"exec",1,REDIS_CMD_INLINE},
+    {"discard",1,REDIS_CMD_INLINE},
+    {"hset",4,REDIS_CMD_MULTIBULK},
+    {"hmset",-4,REDIS_CMD_MULTIBULK},
+    {"hincrby",4,REDIS_CMD_INLINE},
+    {"hget",3,REDIS_CMD_BULK},
+    {"hdel",3,REDIS_CMD_BULK},
+    {"hlen",2,REDIS_CMD_INLINE},
+    {"hkeys",2,REDIS_CMD_INLINE},
+    {"hvals",2,REDIS_CMD_INLINE},
+    {"hgetall",2,REDIS_CMD_INLINE},
+    {"hexists",3,REDIS_CMD_BULK},
+    {"config",-2,REDIS_CMD_BULK},
+    {"subscribe",-2,REDIS_CMD_INLINE},
+    {"unsubscribe",-1,REDIS_CMD_INLINE},
+    {"publish",3,REDIS_CMD_BULK},

     {NULL,0,0}
 };
 
 static int cliReadReply(int fd);
     {NULL,0,0}
 };
 
 static int cliReadReply(int fd);

+static void usage();

 
 static struct redisCommand *lookupCommand(char *name) {
     int j = 0;
 
 static struct redisCommand *lookupCommand(char *name) {
     int j = 0;


@@ -142,14 +180,16 @@ static struct redisCommand *lookupCommand(char *name) {
 
 static int cliConnect(void) {
     char err[ANET_ERR_LEN];
 
 static int cliConnect(void) {
     char err[ANET_ERR_LEN];

-    int fd;
+    static int fd = ANET_ERR;

 
 

-    fd = anetTcpConnect(err,config.hostip,config.hostport);

     if (fd == ANET_ERR) {
     if (fd == ANET_ERR) {

-        fprintf(stderr,"Connect: %s\n",err);
-        return -1;
+        fd = anetTcpConnect(err,config.hostip,config.hostport);
+        if (fd == ANET_ERR) {
+            fprintf(stderr, "Could not connect to Redis at %s:%d: %s", config.hostip, config.hostport, err);
+            return -1;
+        }
+        anetTcpNoDelay(NULL,fd);

     }
     }

-    anetTcpNoDelay(NULL,fd);

     return fd;
 }
 
     return fd;
 }
 


@@ -173,11 +213,13 @@ static sds cliReadLine(int fd) {
     return sdstrim(line,"\r\n");
 }
 
     return sdstrim(line,"\r\n");
 }
 

-static int cliReadSingleLineReply(int fd) {
+static int cliReadSingleLineReply(int fd, int quiet) {

     sds reply = cliReadLine(fd);
 
     if (reply == NULL) return 1;
     sds reply = cliReadLine(fd);
 
     if (reply == NULL) return 1;

-    printf("%s\n", reply);
+    if (!quiet)
+        printf("%s\n", reply);
+    sdsfree(reply);

     return 0;
 }
 
     return 0;
 }
 


@@ -190,7 +232,7 @@ static int cliReadBulkReply(int fd) {
     bulklen = atoi(replylen);
     if (bulklen == -1) {
         sdsfree(replylen);
     bulklen = atoi(replylen);
     if (bulklen == -1) {
         sdsfree(replylen);

-        printf("(nil)");
+        printf("(nil)\n");

         return 0;
     }
     reply = zmalloc(bulklen);
         return 0;
     }
     reply = zmalloc(bulklen);


@@ -235,13 +277,13 @@ static int cliReadReply(int fd) {
     switch(type) {
     case '-':
         printf("(error) ");
     switch(type) {
     case '-':
         printf("(error) ");

-        cliReadSingleLineReply(fd);
+        cliReadSingleLineReply(fd,0);

         return 1;
     case '+':
         return 1;
     case '+':

-        return cliReadSingleLineReply(fd);
+        return cliReadSingleLineReply(fd,0);

     case ':':
         printf("(integer) ");
     case ':':
         printf("(integer) ");

-        return cliReadSingleLineReply(fd);
+        return cliReadSingleLineReply(fd,0);

     case '$':
         return cliReadBulkReply(fd);
     case '*':
     case '$':
         return cliReadBulkReply(fd);
     case '*':


@@ -252,10 +294,31 @@ static int cliReadReply(int fd) {
     }
 }
 
     }
 }
 

-static int cliSendCommand(int argc, char **argv) {
+static int selectDb(int fd) {
+    int retval;
+    sds cmd;
+    char type;
+
+    if (config.dbnum == 0)
+        return 0;
+
+    cmd = sdsempty();
+    cmd = sdscatprintf(cmd,"SELECT %d\r\n",config.dbnum);
+    anetWrite(fd,cmd,sdslen(cmd));
+    anetRead(fd,&type,1);
+    if (type <= 0 || type != '+') return 1;
+    retval = cliReadSingleLineReply(fd,1);
+    if (retval) {
+        return retval;
+    }
+    return 0;
+}
+
+static int cliSendCommand(int argc, char **argv, int repeat) {

     struct redisCommand *rc = lookupCommand(argv[0]);
     int fd, j, retval = 0;
     struct redisCommand *rc = lookupCommand(argv[0]);
     int fd, j, retval = 0;

-    sds cmd = sdsempty();
+    int read_forever = 0;
+    sds cmd;

 
     if (!rc) {
         fprintf(stderr,"Unknown command '%s'\n",argv[0]);
 
     if (!rc) {
         fprintf(stderr,"Unknown command '%s'\n",argv[0]);


@@ -267,38 +330,55 @@ static int cliSendCommand(int argc, char **argv) {
             fprintf(stderr,"Wrong number of arguments for '%s'\n",rc->name);
             return 1;
     }
             fprintf(stderr,"Wrong number of arguments for '%s'\n",rc->name);
             return 1;
     }

+    if (!strcasecmp(rc->name,"monitor")) read_forever = 1;

     if ((fd = cliConnect()) == -1) return 1;
 
     if ((fd = cliConnect()) == -1) return 1;
 

-    /* Build the command to send */
-    if (rc->flags & REDIS_CMD_MULTIBULK) {
-        cmd = sdscatprintf(cmd,"*%d\r\n",argc);
-        for (j = 0; j < argc; j++) {
-            cmd = sdscatprintf(cmd,"$%d\r\n",sdslen(argv[j]));
-            cmd = sdscatlen(cmd,argv[j],sdslen(argv[j]));
-            cmd = sdscatlen(cmd,"\r\n",2);
-        }
-    } else {
-        for (j = 0; j < argc; j++) {
-            if (j != 0) cmd = sdscat(cmd," ");
-            if (j == argc-1 && rc->flags & REDIS_CMD_BULK) {
-                cmd = sdscatprintf(cmd,"%d",sdslen(argv[j]));
-            } else {
+    /* Select db number */
+    retval = selectDb(fd);
+    if (retval) {
+        fprintf(stderr,"Error setting DB num\n");
+        return 1;
+    }
+
+    while(repeat--) {
+        /* Build the command to send */
+        cmd = sdsempty();
+        if (rc->flags & REDIS_CMD_MULTIBULK) {
+            cmd = sdscatprintf(cmd,"*%d\r\n",argc);
+            for (j = 0; j < argc; j++) {
+                cmd = sdscatprintf(cmd,"$%lu\r\n",
+                    (unsigned long)sdslen(argv[j]));

                 cmd = sdscatlen(cmd,argv[j],sdslen(argv[j]));
                 cmd = sdscatlen(cmd,argv[j],sdslen(argv[j]));

+                cmd = sdscatlen(cmd,"\r\n",2);
+            }
+        } else {
+            for (j = 0; j < argc; j++) {
+                if (j != 0) cmd = sdscat(cmd," ");
+                if (j == argc-1 && rc->flags & REDIS_CMD_BULK) {
+                    cmd = sdscatprintf(cmd,"%lu",
+                        (unsigned long)sdslen(argv[j]));
+                } else {
+                    cmd = sdscatlen(cmd,argv[j],sdslen(argv[j]));
+                }
+            }
+            cmd = sdscat(cmd,"\r\n");
+            if (rc->flags & REDIS_CMD_BULK) {
+                cmd = sdscatlen(cmd,argv[argc-1],sdslen(argv[argc-1]));
+                cmd = sdscatlen(cmd,"\r\n",2);

             }
         }
             }
         }

-        cmd = sdscat(cmd,"\r\n");
-        if (rc->flags & REDIS_CMD_BULK) {
-            cmd = sdscatlen(cmd,argv[argc-1],sdslen(argv[argc-1]));
-            cmd = sdscatlen(cmd,"\r\n",2);
+        anetWrite(fd,cmd,sdslen(cmd));
+        sdsfree(cmd);
+
+        while (read_forever) {
+            cliReadSingleLineReply(fd,0);
+        }
+
+        retval = cliReadReply(fd);
+        if (retval) {
+            return retval;

         }
     }
         }
     }

-    anetWrite(fd,cmd,sdslen(cmd));
-    retval = cliReadReply(fd);
-    if (retval) {
-        close(fd);
-        return retval;
-    }
-    close(fd);

     return 0;
 }
 
     return 0;
 }
 


@@ -307,7 +387,7 @@ static int parseOptions(int argc, char **argv) {
 
     for (i = 1; i < argc; i++) {
         int lastarg = i==argc-1;
 
     for (i = 1; i < argc; i++) {
         int lastarg = i==argc-1;

-        
+

         if (!strcmp(argv[i],"-h") && !lastarg) {
             char *ip = zmalloc(32);
             if (anetResolve(NULL,argv[i+1],ip) == ANET_ERR) {
         if (!strcmp(argv[i],"-h") && !lastarg) {
             char *ip = zmalloc(32);
             if (anetResolve(NULL,argv[i+1],ip) == ANET_ERR) {


@@ -316,9 +396,22 @@ static int parseOptions(int argc, char **argv) {
             }
             config.hostip = ip;
             i++;
             }
             config.hostip = ip;
             i++;

+        } else if (!strcmp(argv[i],"-h") && lastarg) {
+            usage();

         } else if (!strcmp(argv[i],"-p") && !lastarg) {
             config.hostport = atoi(argv[i+1]);
             i++;
         } else if (!strcmp(argv[i],"-p") && !lastarg) {
             config.hostport = atoi(argv[i+1]);
             i++;

+        } else if (!strcmp(argv[i],"-r") && !lastarg) {
+            config.repeat = strtoll(argv[i+1],NULL,10);
+            i++;
+        } else if (!strcmp(argv[i],"-n") && !lastarg) {
+            config.dbnum = atoi(argv[i+1]);
+            i++;
+        } else if (!strcmp(argv[i],"-a") && !lastarg) {
+            config.auth = argv[i+1];
+            i++;
+        } else if (!strcmp(argv[i],"-i")) {
+            config.interactive = 1;

         } else {
             break;
         }
         } else {
             break;
         }


@@ -343,40 +436,93 @@ static sds readArgFromStdin(void) {
     return arg;
 }
 
     return arg;
 }
 

+static void usage() {
+    fprintf(stderr, "usage: redis-cli [-h host] [-p port] [-a authpw] [-r repeat_times] [-n db_num] [-i] cmd arg1 arg2 arg3 ... argN\n");
+    fprintf(stderr, "usage: echo \"argN\" | redis-cli [-h host] [-a authpw] [-p port] [-r repeat_times] [-n db_num] cmd arg1 arg2 ... arg(N-1)\n");
+    fprintf(stderr, "\nIf a pipe from standard input is detected this data is used as last argument.\n\n");
+    fprintf(stderr, "example: cat /etc/passwd | redis-cli set my_passwd\n");
+    fprintf(stderr, "example: redis-cli get my_passwd\n");
+    fprintf(stderr, "example: redis-cli -r 100 lpush mylist x\n");
+    fprintf(stderr, "\nRun in interactive mode: redis-cli -i or just don't pass any command\n");
+    exit(1);
+}
+
+/* Turn the plain C strings into Sds strings */
+static char **convertToSds(int count, char** args) {
+  int j;
+  char **sds = zmalloc(sizeof(char*)*count+1);
+
+  for(j = 0; j < count; j++)
+    sds[j] = sdsnew(args[j]);
+
+  return sds;
+}
+
+static void repl() {
+    int size = 4096, max = size >> 1, argc;
+    char *line;
+    char **ap, *args[max];
+
+    while((line = linenoise("redis> ")) != NULL) {
+        if (line[0] != '\0') {
+          linenoiseHistoryAdd(line);
+          argc = 0;
+
+          for (ap = args; (*ap = strsep(&line, " \t")) != NULL;) {
+              if (**ap != '\0') {
+                  if (argc >= max) break;
+                  if (strcasecmp(*ap,"quit") == 0 || strcasecmp(*ap,"exit") == 0)
+                      exit(0);
+                  ap++;
+                  argc++;
+              }
+          }
+
+          cliSendCommand(argc, convertToSds(argc, args), 1);
+        }
+
+        free(line);
+    }
+
+    exit(0);
+}
+

 int main(int argc, char **argv) {
 int main(int argc, char **argv) {

-    int firstarg, j;
+    int firstarg;

     char **argvcopy;
     struct redisCommand *rc;
 
     config.hostip = "127.0.0.1";
     config.hostport = 6379;
     char **argvcopy;
     struct redisCommand *rc;
 
     config.hostip = "127.0.0.1";
     config.hostport = 6379;

+    config.repeat = 1;
+    config.dbnum = 0;
+    config.interactive = 0;
+    config.auth = NULL;

 
     firstarg = parseOptions(argc,argv);
     argc -= firstarg;
     argv += firstarg;
 
     firstarg = parseOptions(argc,argv);
     argc -= firstarg;
     argv += firstarg;

-    
-    /* Turn the plain C strings into Sds strings */
-    argvcopy = zmalloc(sizeof(char*)*argc+1);
-    for(j = 0; j < argc; j++)
-        argvcopy[j] = sdsnew(argv[j]);
-
-    if (argc < 1) {
-        fprintf(stderr, "usage: redis-cli [-h host] [-p port] cmd arg1 arg2 arg3 ... argN\n");
-        fprintf(stderr, "usage: echo \"argN\" | redis-cli [-h host] [-p port] cmd arg1 arg2 ... arg(N-1)\n");
-        fprintf(stderr, "\nIf a pipe from standard input is detected this data is used as last argument.\n\n");
-        fprintf(stderr, "example: cat /etc/passwd | redis-cli set my_passwd\n");
-        fprintf(stderr, "example: redis-cli get my_passwd\n");
-        exit(1);
+
+    if (config.auth != NULL) {
+        char *authargv[2];
+
+        authargv[0] = "AUTH";
+        authargv[1] = config.auth;
+        cliSendCommand(2, convertToSds(2, authargv), 1);

     }
 
     }
 

+    if (argc == 0 || config.interactive == 1) repl();
+
+    argvcopy = convertToSds(argc, argv);
+

     /* Read the last argument from stdandard input if needed */
     if ((rc = lookupCommand(argv[0])) != NULL) {
     /* Read the last argument from stdandard input if needed */
     if ((rc = lookupCommand(argv[0])) != NULL) {

-        if (rc->arity > 0 && argc == rc->arity-1) {
-            sds lastarg = readArgFromStdin();
-            argvcopy[argc] = lastarg;
-            argc++;
-        }
+      if (rc->arity > 0 && argc == rc->arity-1) {
+        sds lastarg = readArgFromStdin();
+        argvcopy[argc] = lastarg;
+        argc++;
+      }

     }
 
     }
 

-    return cliSendCommand(argc, argvcopy);
+    return cliSendCommand(argc, argvcopy, config.repeat);

 }
 }