homework-jianmu/contrib/test/traft/make_cluster/console.c

203 lines
6.5 KiB
C

#include "console.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "raftServer.h"
#include "util.h"
void printHelp() {
printf("---------------------\n");
printf("help: \n\n");
printf("create a vgroup with 3 replicas: \n");
printf("create vnode voter vid 100 peers 127.0.0.1:10001 127.0.0.1:10002 \n");
printf("create vnode voter vid 100 peers 127.0.0.1:10000 127.0.0.1:10002 \n");
printf("create vnode voter vid 100 peers 127.0.0.1:10000 127.0.0.1:10001 \n");
printf("\n");
printf("create a vgroup with only one replica: \n");
printf("create vnode voter vid 200 \n");
printf("\n");
printf("add vnode into vgroup: \n");
printf("create vnode spare vid 100 ---- run at 127.0.0.1:10003\n");
printf("join vnode vid 100 addr 127.0.0.1:10003 ---- run at leader of vgroup 100\n");
printf("\n");
printf("run \n");
printf("put 0 key value \n");
printf("get 0 key \n");
printf("---------------------\n");
}
void console(RaftServer *pRaftServer) {
while (1) {
int ret;
char cmdBuf[COMMAND_LEN];
memset(cmdBuf, 0, sizeof(cmdBuf));
printf("(console)> ");
char *retp = fgets(cmdBuf, COMMAND_LEN, stdin);
if (!retp) {
exit(-1);
}
int pos = strlen(cmdBuf);
if (cmdBuf[pos - 1] == '\n') {
cmdBuf[pos - 1] = '\0';
}
if (strncmp(cmdBuf, "", COMMAND_LEN) == 0) {
continue;
}
char cmds[MAX_CMD_COUNT][TOKEN_LEN];
memset(cmds, 0, sizeof(cmds));
int cmdCount;
cmdCount = splitString(cmdBuf, " ", cmds, MAX_CMD_COUNT);
if (strcmp(cmds[0], "create") == 0 && strcmp(cmds[1], "vnode") == 0 && strcmp(cmds[3], "vid") == 0) {
uint16_t vid;
sscanf(cmds[4], "%hu", &vid);
if (strcmp(cmds[2], "voter") == 0) {
char peers[MAX_PEERS_COUNT][ADDRESS_LEN];
memset(peers, 0, sizeof(peers));
uint32_t peersCount = 0;
if (strcmp(cmds[5], "peers") == 0 && cmdCount > 6) {
// create vnode voter vid 100 peers 127.0.0.1:10001 127.0.0.1:10002
for (int i = 6; i < cmdCount; ++i) {
snprintf(peers[i - 6], ADDRESS_LEN, "%s", cmds[i]);
peersCount++;
}
} else {
// create vnode voter vid 200
}
ret = addRaftVoter(pRaftServer, peers, peersCount, vid);
if (ret == 0) {
printf("create vnode voter ok \n");
} else {
printf("create vnode voter error \n");
}
} else if (strcmp(cmds[2], "spare") == 0) {
ret = addRaftSpare(pRaftServer, vid);
if (ret == 0) {
printf("create vnode spare ok \n");
} else {
printf("create vnode spare error \n");
}
} else {
printHelp();
}
} else if (strcmp(cmds[0], "join") == 0 && strcmp(cmds[1], "vnode") == 0 && strcmp(cmds[2], "vid") == 0 &&
strcmp(cmds[4], "addr") == 0 && cmdCount == 6) {
// join vnode vid 100 addr 127.0.0.1:10004
char * address = cmds[5];
char host[64];
uint16_t port;
parseAddr(address, host, sizeof(host), &port);
uint16_t vid;
sscanf(cmds[3], "%hu", &vid);
HashNode **pp = pRaftServer->raftInstances.find(&pRaftServer->raftInstances, vid);
if (*pp == NULL) {
printf("vid:%hu not found \n", vid);
break;
}
RaftInstance *pRaftInstance = (*pp)->data;
uint64_t destRaftId = encodeRaftId(host, port, vid);
struct raft_change *req = raft_malloc(sizeof(*req));
RaftJoin * pRaftJoin = raft_malloc(sizeof(*pRaftJoin));
pRaftJoin->r = &pRaftInstance->raft;
pRaftJoin->joinId = destRaftId;
req->data = pRaftJoin;
ret = raft_add(&pRaftInstance->raft, req, destRaftId, address, raftChangeAddCb);
if (ret != 0) {
printf("raft_add error: %s \n", raft_errmsg(&pRaftInstance->raft));
}
} else if (strcmp(cmds[0], "dropnode") == 0) {
} else if (strcmp(cmds[0], "state") == 0) {
pRaftServer->raftInstances.print(&pRaftServer->raftInstances);
for (size_t i = 0; i < pRaftServer->raftInstances.length; ++i) {
HashNode *ptr = pRaftServer->raftInstances.table[i];
if (ptr != NULL) {
while (ptr != NULL) {
RaftInstance *pRaftInstance = ptr->data;
printf("instance vid:%hu raftId:%llu \n", ptr->vgroupId, pRaftInstance->raftId);
printRaftState(&pRaftInstance->raft);
printf("\n");
ptr = ptr->next;
}
printf("\n");
}
}
} else if (strcmp(cmds[0], "put") == 0 && cmdCount == 4) {
uint16_t vid;
sscanf(cmds[1], "%hu", &vid);
char * key = cmds[2];
char * value = cmds[3];
HashNode **pp = pRaftServer->raftInstances.find(&pRaftServer->raftInstances, vid);
if (*pp == NULL) {
printf("vid:%hu not found \n", vid);
break;
}
RaftInstance *pRaftInstance = (*pp)->data;
char *raftValue = malloc(TOKEN_LEN * 2 + 3);
snprintf(raftValue, TOKEN_LEN * 2 + 3, "%s--%s", key, value);
putValue(&pRaftInstance->raft, raftValue);
free(raftValue);
} else if (strcmp(cmds[0], "run") == 0) {
pthread_t tidRaftServer;
pthread_create(&tidRaftServer, NULL, startServerFunc, pRaftServer);
} else if (strcmp(cmds[0], "get") == 0 && cmdCount == 3) {
uint16_t vid;
sscanf(cmds[1], "%hu", &vid);
char * key = cmds[2];
HashNode **pp = pRaftServer->raftInstances.find(&pRaftServer->raftInstances, vid);
if (*pp == NULL) {
printf("vid:%hu not found \n", vid);
break;
}
RaftInstance * pRaftInstance = (*pp)->data;
SimpleHash * pKV = pRaftInstance->fsm.data;
SimpleHashNode **ppNode = pKV->find_cstr(pKV, key);
if (*ppNode == NULL) {
printf("key:%s not found \n", key);
} else {
printf("find key:%s value:%s \n", key, (char *)((*ppNode)->data));
}
} else if (strcmp(cmds[0], "transfer") == 0) {
} else if (strcmp(cmds[0], "state") == 0) {
} else if (strcmp(cmds[0], "snapshot") == 0) {
} else if (strcmp(cmds[0], "exit") == 0) {
exit(0);
} else if (strcmp(cmds[0], "quit") == 0) {
exit(0);
} else if (strcmp(cmds[0], "help") == 0) {
printHelp();
} else {
printf("unknown command: %s \n", cmdBuf);
printHelp();
}
/*
printf("cmdBuf: [%s] \n", cmdBuf);
printf("cmdCount : %d \n", cmdCount);
for (int i = 0; i < MAX_CMD_COUNT; ++i) {
printf("cmd%d : %s \n", i, cmds[i]);
}
*/
}
}