acl/app/redis_tools/redis_builder/main.cpp

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#include "stdafx.h"
#include "redis_status.h"
#include "redis_monitor.h"
#include "redis_util.h"
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#include "redis_builder.h"
#include "redis_reshard.h"
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#include "redis_commands.h"
#include "redis_cmdump.h"
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//////////////////////////////////////////////////////////////////////////
#ifdef HAS_READLINE
#include <readline/readline.h>
#include <readline/history.h>
static void test_readline(void)
{
while (true)
{
char* ptr = readline("> ");
if (ptr == NULL || *ptr == 0)
break;
if (strcasecmp(ptr, "q") == 0)
{
printf("Bye!\r\n");
break;
}
printf("%s", ptr);
add_history(ptr);
}
}
#endif
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static void usage(const char* procname)
{
printf("usage: %s -h[help]\r\n"
" -s redis_addr[ip:port]\r\n"
" -a cmd[nodes|slots|create|add_node|del_node|node_id|reshard|hash_slot|status|dump|run]\r\n"
" -p passwd\r\n"
" -N new_node[ip:port]\r\n"
" -S [add node as slave]\r\n"
" -r replicas[default 0]\r\n"
" -d [if just display the result for create command]\r\n"
" -k key\r\n"
" -T dump_to_file\r\n"
" -A [dump_all_masters_cmds, default: no]\r\n"
" -M [prefer using masters]\r\n"
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" -f configure_file\r\n"
" -F redis_commands_file\r\n",
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procname);
printf("\r\nabout command:\r\n"
" nodes: display information about nodes of the cluster\r\n"
" slots: display information about slots of the cluster\r\n"
" create: build a cluster after all nodes started\r\n"
" add_node: add a node specified by -N to another by -s\r\n"
" del_node: remove a node specified by -N from anothrer by -s\r\n"
" node_id: get the address of one node specified by -s\r\n"
" reshard: resharding the slots in all the nodes of the cluster\r\n");
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printf("\r\nfor samples:\r\n"
" %s -s 127.0.0.1:6379 -a create -f cluster.xml\r\n"
" %s -s 127.0.0.1:6379 -a create -f cluster.xml p 123456\r\n"
" %s -s 127.0.0.1:6379 -a create -f nodes4.xml -r 2\r\n"
" %s -s 127.0.0.1:6379 -a nodes\r\n"
" %s -s 127.0.0.1:6379 -a nodes -p 123456\r\n"
" %s -s 127.0.0.1:6379 -a slots\r\n"
" %s -s 127.0.0.1:6379 -a del_node -I node_id\r\n"
" %s -s 127.0.0.1:6379 -a node_id\r\n"
" %s -s 127.0.0.1:6379 -a reshard\r\n"
" %s -a hash_slot -k key\r\n"
" %s -s 127.0.0.1:6379 -a status\r\n"
" %s -s 127.0.0.1:6379 -a dump -f dump.txt -A all -M\r\n"
" %s -s 127.0.0.1:6379 -a add_node -N 127.0.0.1:6380 -S\r\n",
procname, procname, procname, procname, procname, procname,
procname, procname, procname, procname, procname, procname,
procname);
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}
int main(int argc, char* argv[])
{
// initiation the acl library
acl::acl_cpp_init();
acl::log::stdout_open(true);
int ch;
size_t replicas = 0;
bool add_slave = false, just_display = false;
acl::string addr, cmd, conf, new_addr, node_id, key, passwd;
bool dump_all = false, prefer_master = false;
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acl::string filepath("dump.txt"), cmds_file;
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while ((ch = getopt(argc, argv, "hs:a:f:N:SI:r:dk:p:T:AMF:")) > 0)
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{
switch (ch)
{
case 'h':
usage(argv[0]);
return 0;
case 's':
addr = optarg;
break;
case 'a':
cmd = optarg;
break;
case 'f':
conf = optarg;
break;
case 'N':
new_addr = optarg;
break;
case 'S':
add_slave = true;
break;
case 'I':
node_id = optarg;
break;
case 'r':
replicas = (size_t) atoi(optarg);
break;
case 'd':
just_display = true;
break;
case 'k':
key = optarg;
break;
case 'p':
passwd = optarg;
break;
case 'T':
filepath = optarg;
break;
case 'A':
dump_all = true;
break;
case 'M':
prefer_master = true;
break;
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case 'F':
cmds_file = optarg;
break;
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default:
break;
}
}
int conn_timeout = 10, rw_timeout = 120;
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if (cmd == "hash_slot")
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{
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if (key.empty())
printf("usage: %s -a hash_slot -k key\r\n", argv[0]);
else
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{
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size_t max_slot = 16384;
unsigned short n = acl_hash_crc16(key.c_str(), key.length());
unsigned short slot = n % max_slot;
printf("key: %s, slot: %d\r\n", key.c_str(), (int) slot);
}
}
else if (cmd == "nodes")
{
if (addr.empty())
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printf("usage: %s -s ip:port -a nodes\r\n", argv[0]);
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else {
acl::redis_client client(addr, conn_timeout, rw_timeout);
client.set_password(passwd);
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acl::redis redis(&client);
redis_status status(addr, conn_timeout, rw_timeout, passwd);
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status.show_nodes(redis);
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}
}
else if (cmd == "slots")
{
if (addr.empty())
printf("usage: %s -a ip:port -a slots\r\n", argv[0]);
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else
{
acl::redis_client client(addr, conn_timeout, rw_timeout);
client.set_password(passwd);
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acl::redis redis(&client);
redis_status status(addr, conn_timeout, rw_timeout, passwd);
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status.show_slots(redis);
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}
}
else if (cmd == "create")
{
if (conf.empty())
printf("usage: %s -a create -f cluster.xml\r\n", argv[0]);
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else
{
redis_builder builder(passwd);
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builder.build(conf.c_str(), replicas, just_display);
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}
}
else if (cmd == "add_node")
{
if (addr.empty() || new_addr.empty())
printf("usage: %s -s ip:port -a add_node -N ip:port -S\r\n", argv[0]);
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else
{
redis_builder builder(passwd);
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builder.add_node(addr, new_addr, add_slave);
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}
}
else if (cmd == "del_node")
{
if (addr.empty() || node_id.empty())
printf("usage: %s -s ip:port -a del_node -I nod_id\r\n", argv[0]);
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else
{
redis_builder builder(passwd);
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builder.del_node(addr, node_id);
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}
}
else if (cmd == "node_id")
{
if (addr.empty())
printf("usage: %s -s ip:port -a node_id\r\n", argv[0]);
else
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{
node_id.clear();
if (redis_util::get_node_id(addr, node_id, passwd) == false)
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printf("can't get node id, addr: %s\r\n",
addr.c_str());
else
printf("addr: %s, node_id: %s\r\n",
addr.c_str(), node_id.c_str());
}
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}
else if (cmd == "reshard")
{
if (addr.empty())
printf("usage: %s -s ip:port -a reshard\r\n", argv[0]);
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else
{
redis_reshard reshard(addr, passwd);
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reshard.run();
}
}
else if (cmd == "status")
{
if (addr.empty())
printf("usage: %s -s ip:port -a status\r\n", argv[0]);
else
{
redis_monitor monitor(addr, conn_timeout, rw_timeout,
passwd, prefer_master);
monitor.status();
}
}
else if (cmd == "dump")
{
if (addr.empty())
printf("usage: %s -s ip:port -a monitor -f dump.txt\r\n", argv[0]);
else
{
redis_cmdump dump(addr, conn_timeout, rw_timeout,
passwd, prefer_master);
dump.saveto(filepath, dump_all);
}
}
else if (cmd == "run" || cmd.empty())
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{
redis_commands cmds(addr, passwd, conn_timeout,
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rw_timeout, prefer_master, cmds_file);
cmds.run();
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}
#ifdef HAS_READLINE
else if (cmd == "readline")
test_readline();
#endif
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else
printf("unknown cmd: %s\r\n", cmd.c_str());
#ifdef WIN32
printf("enter any key to exit\r\n");
getchar();
#endif
return 0;
}