mirror of
https://github.com/projectacrn/acrn-hypervisor.git
synced 2025-06-19 20:22:46 +00:00
tools: acrnctl: Use new IPC lib to connect acrn-dm
this patch aim at
1. Use new IPC lib to connect acrn-dm.
2. Export list_vm, start_vm and stop_vm and acrnd will use them later.
3. Rename vmm releated struct and function
Signed-off-by: Kaige Fu <kaige.fu@intel.com>
Reviewed-by: Geoffroy Van Cutsem <geoffroy.vancutsem@intel.com>
Reviewed-by: Yan, Like <like.yan@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
This commit is contained in:
Kaige Fu
lijinxia
parent
143c49b0d2
commit
2da5e7c16a
@ -9,8 +9,8 @@ $(OUT_DIR)/libacrn-mngr.a: acrn_mngr.c acrn_mngr.h
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ar -cr $@ $(OUT_DIR)/acrn_mngr.o
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cp ./acrn_mngr.h $(OUT_DIR)/
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$(OUT_DIR)/acrnctl: acrnctl.c
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$(CC) -o $(OUT_DIR)/acrnctl acrnctl.c -I../../devicemodel/include -Wall -g
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$(OUT_DIR)/acrnctl: acrnctl.c acrn_mngr.h
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$(CC) -o $(OUT_DIR)/acrnctl acrnctl.c acrn_vm_ops.c -I../../devicemodel/include -L$(TOOLS_OUT) -lacrn-mngr -lpthread -Wall -g
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.PHONY: clean
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clean:
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192
tools/acrn-manager/acrn_vm_ops.c
Normal file
192
tools/acrn-manager/acrn_vm_ops.c
Normal file
@ -0,0 +1,192 @@
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/**
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* Copyright (C) 2018 Intel Corporation
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <time.h>
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#include <fcntl.h>
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#include <string.h>
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#include <errno.h>
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#include "acrnctl.h"
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#include "acrn_mngr.h"
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/* List head of all vm */
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static LIST_HEAD(vmmngr_list_struct, vmmngr_struct) vmmngr_head;
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static struct vmmngr_struct *vmmngr_list_add(char *name)
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{
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struct vmmngr_struct *s;
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s = calloc(1, sizeof(struct vmmngr_struct));
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if (!s) {
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perror("alloc vmmngr_struct");
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return NULL;
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}
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strncpy(s->name, name, MAX_NAME_LEN - 1);
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LIST_INSERT_HEAD(&vmmngr_head, s, list);
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return s;
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}
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struct vmmngr_struct *vmmngr_find(char *name)
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{
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struct vmmngr_struct *s;
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LIST_FOREACH(s, &vmmngr_head, list)
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if (!strcmp(name, s->name))
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return s;
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return NULL;
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}
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void get_vm_list(void)
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{
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char cmd[128] = { };
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char cmd_out[256] = { };
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char *vmname;
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char *pvmname = NULL;
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struct vmmngr_struct *s;
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size_t len = sizeof(cmd_out);
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snprintf(cmd, sizeof(cmd),
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"find %s/add/ -name \"*.sh\" | "
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"sed \"s/\\/opt\\/acrn\\/conf\\/add\\///g\" | "
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"sed \"s/.sh//g\"", ACRNCTL_OPT_ROOT);
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shell_cmd(cmd, cmd_out, sizeof(cmd_out));
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/* Properly null-terminate cmd_out */
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cmd_out[len - 1] = '\0';
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vmname = strtok_r(cmd_out, "\n", &pvmname);
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while (vmname) {
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s = vmmngr_list_add(vmname);
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if (!s)
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continue;
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s->state = VM_CREATED;
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vmname = strtok_r(NULL, "\n", &pvmname);
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}
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pvmname = NULL;
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snprintf(cmd, sizeof(cmd),
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"find %s/ -name \"*monitor.*.socket\" | "
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"sed \"s/\\/run\\/acrn\\/mngr\\///g\" | "
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"awk -F. \'{ print $1 }\'", ACRN_DM_SOCK_ROOT);
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shell_cmd(cmd, cmd_out, sizeof(cmd_out));
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/* Properly null-terminate cmd_out */
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cmd_out[len - 1] = '\0';
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vmname = strtok_r(cmd_out, "\n", &pvmname);
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while (vmname) {
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s = vmmngr_find(vmname);
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if (s)
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s->state = VM_STARTED;
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else {
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s = vmmngr_list_add(vmname);
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if (s)
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s->state = VM_UNTRACKED;
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}
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vmname = strtok_r(NULL, "\n", &pvmname);
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}
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}
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/* helper functions */
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int shell_cmd(const char *cmd, char *outbuf, int len)
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{
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FILE *ptr;
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char cmd_buf[256];
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int ret;
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if (!outbuf)
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return system(cmd);
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memset(cmd_buf, 0, sizeof(cmd_buf));
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memset(outbuf, 0, len);
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snprintf(cmd_buf, sizeof(cmd_buf), "%s 2>&1", cmd);
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ptr = popen(cmd_buf, "re");
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if (!ptr)
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return -1;
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ret = fread(outbuf, 1, len, ptr);
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pclose(ptr);
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return ret;
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}
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static int send_msg(char *vmname, struct mngr_msg *req,
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struct mngr_msg *ack, size_t ack_len)
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{
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int fd, ret;
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if (!vmname) {
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printf("No vmname provided\n");
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return -EINVAL;
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}
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fd = mngr_open_un(vmname, MNGR_CLIENT);
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if (fd < 0) {
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printf("%s: Unable to open %s. line %d\n", __FUNCTION__,
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vmname, __LINE__);
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return -1;
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}
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ret = mngr_send_msg(fd, req, ack, ack_len, 1);
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if (ret < 0) {
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printf("%s: Unable to send msg\n", __FUNCTION__);
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mngr_close(fd);
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return ret;
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}
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mngr_close(fd);
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return 0;
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}
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int list_vm()
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{
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struct vmmngr_struct *s;
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int find = 0;
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LIST_FOREACH(s, &vmmngr_head, list) {
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printf("%s\t\t%s\n", s->name, state_str[s->state]);
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find++;
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}
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if (!find)
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printf("There are no VMs\n");
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return 0;
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}
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int start_vm(char *vmname)
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{
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char cmd[128];
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snprintf(cmd, sizeof(cmd), "bash %s/add/%s.sh $(cat %s/add/%s.args)",
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ACRNCTL_OPT_ROOT, vmname, ACRNCTL_OPT_ROOT, vmname);
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return system(cmd);
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}
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int stop_vm(char *vmname)
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{
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struct req_dm_stop req;
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struct ack_dm_stop ack;
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req.msg.magic = MNGR_MSG_MAGIC;
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req.msg.msgid = DM_STOP;
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req.msg.timestamp = time(NULL);
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req.msg.len = sizeof(req);
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send_msg(vmname, (struct mngr_msg *)&req,
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(struct mngr_msg *)&ack, sizeof(ack));
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if (ack.err) {
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printf("Error happens when try to stop vm. errno(%d)\n",
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ack.err);
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}
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return ack.err;
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}
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@ -19,9 +19,9 @@
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#include <sys/socket.h>
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#include <sys/un.h>
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#include "acrn_mngr.h"
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#include "acrnctl.h"
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#define ACRNCTL_OPT_ROOT "/opt/acrn/conf"
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#define MAX_NAME_LEN (128)
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#define ACMD(CMD,FUNC,DESC, VALID_ARGS) \
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{.cmd = CMD, .func = FUNC, .desc = DESC, .valid_args = VALID_ARGS}
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@ -41,166 +41,12 @@ struct acrnctl_cmd {
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int (*valid_args) (struct acrnctl_cmd * cmd, int argc, char *argv[]);
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};
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/* helper functions */
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static int shell_cmd(const char *cmd, char *outbuf, int len)
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{
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FILE *ptr;
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char cmd_buf[256];
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int ret;
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if (!outbuf)
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return system(cmd);
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memset(cmd_buf, 0, sizeof(cmd_buf));
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memset(outbuf, 0, len);
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snprintf(cmd_buf, sizeof(cmd_buf), "%s 2>&1", cmd);
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ptr = popen(cmd_buf, "re");
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if (!ptr)
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return -1;
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ret = fread(outbuf, 1, len, ptr);
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pclose(ptr);
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return ret;
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}
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static void process_msg(struct mngr_msg *msg)
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{
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if (msg->len < sizeof(*msg))
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return;
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switch (msg->msgid) {
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case MSG_STR:
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printf("%s\n", msg->payload);
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break;
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default:
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printf("Unknown msgid(%d) received\n", msg->msgid);
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}
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}
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/* vm states data and helper functions */
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#define ACRN_DM_SOCK_ROOT "/run/acrn/mngr"
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struct vmm_struct {
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char name[MAX_NAME_LEN];
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unsigned long state;
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LIST_ENTRY(vmm_struct) list;
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};
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enum vm_state {
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VM_STATE_UNKNOWN = 0,
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VM_CREATED, /* VM created / awaiting start (boot) */
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VM_STARTED, /* VM started (booted) */
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VM_PAUSED, /* VM paused */
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VM_UNTRACKED, /* VM not created by acrnctl, or its launch script can change vm name */
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};
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static const char *state_str[] = {
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[VM_STATE_UNKNOWN] = "unknown",
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[VM_CREATED] = "stopped",
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[VM_STARTED] = "started",
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[VM_PAUSED] = "paused",
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[VM_UNTRACKED] = "untracked",
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};
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static LIST_HEAD(vmm_list_struct, vmm_struct) vmm_head;
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static struct vmm_struct *vmm_list_add(char *name)
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{
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struct vmm_struct *s;
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s = calloc(1, sizeof(struct vmm_struct));
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if (!s) {
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perror("alloc vmm_struct");
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return NULL;
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}
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strncpy(s->name, name, MAX_NAME_LEN - 1);
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LIST_INSERT_HEAD(&vmm_head, s, list);
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return s;
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}
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static struct vmm_struct *vmm_find(char *name)
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{
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struct vmm_struct *s;
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LIST_FOREACH(s, &vmm_head, list)
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if (!strcmp(name, s->name))
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return s;
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return NULL;
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}
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static void vmm_update(void)
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{
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char cmd[128] = { };
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char cmd_out[256] = { };
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char *vmname;
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char *pvmname = NULL;
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struct vmm_struct *s;
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size_t len = sizeof(cmd_out);
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snprintf(cmd, sizeof(cmd),
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"find %s/add/ -name \"*.sh\" | "
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"sed \"s/\\/opt\\/acrn\\/conf\\/add\\///g\" | "
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"sed \"s/.sh//g\"", ACRNCTL_OPT_ROOT);
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shell_cmd(cmd, cmd_out, sizeof(cmd_out));
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/* Properly null-terminate cmd_out */
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cmd_out[len - 1] = '\0';
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vmname = strtok_r(cmd_out, "\n", &pvmname);
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while (vmname) {
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s = vmm_list_add(vmname);
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if (!s)
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continue;
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s->state = VM_CREATED;
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vmname = strtok_r(NULL, "\n", &pvmname);
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}
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pvmname = NULL;
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snprintf(cmd, sizeof(cmd),
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"find %s/ -name \"*monitor.*.socket\" | "
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"sed \"s/\\/run\\/acrn\\/mngr\\///g\" | "
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"awk -F. \'{ print $1 }\'", ACRN_DM_SOCK_ROOT);
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shell_cmd(cmd, cmd_out, sizeof(cmd_out));
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/* Properly null-terminate cmd_out */
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cmd_out[len - 1] = '\0';
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vmname = strtok_r(cmd_out, "\n", &pvmname);
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while (vmname) {
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s = vmm_find(vmname);
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if (s)
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s->state = VM_STARTED;
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else {
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s = vmm_list_add(vmname);
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if (s)
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s->state = VM_UNTRACKED;
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}
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vmname = strtok_r(NULL, "\n", &pvmname);
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}
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}
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/* There are acrnctl cmds */
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/* command: list */
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static int acrnctl_do_list(int argc, char *argv[])
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{
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struct vmm_struct *s;
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int find = 0;
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vmm_update();
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LIST_FOREACH(s, &vmm_head, list) {
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printf("%s\t\t%s\n", s->name, state_str[s->state]);
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find++;
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}
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if (!find)
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printf("There are no VMs\n");
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return 0;
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get_vm_list();
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return list_vm();
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}
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static int check_name(const char *name)
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@ -283,7 +129,7 @@ static int write_tmp_file(int fd, int n, char *word[])
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static int acrnctl_do_add(int argc, char *argv[])
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{
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struct vmm_struct *s;
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struct vmmngr_struct *s;
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int fd, fd_tmp, ret = 0;
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char *buf;
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char *word[MAX_WORD], *line;
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@ -419,8 +265,8 @@ static int acrnctl_do_add(int argc, char *argv[])
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snprintf(cmd, sizeof(cmd), "mkdir -p %s/add", ACRNCTL_OPT_ROOT);
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system(cmd);
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vmm_update();
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s = vmm_find(vmname);
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get_vm_list();
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s = vmmngr_find(vmname);
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if (s) {
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printf("%s(%s) already exist, can't add %s%s\n",
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vmname, state_str[s->state], argv[1], args);
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@ -462,78 +308,14 @@ static int acrnctl_do_add(int argc, char *argv[])
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return ret;
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}
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/* command: stop */
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static int send_stop_msg(char *vmname)
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{
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int fd, ret;
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struct sockaddr_un addr;
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struct mngr_msg msg;
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struct timeval timeout;
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fd_set rfd, wfd;
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char buf[128];
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fd = socket(AF_UNIX, SOCK_STREAM, 0);
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if (fd < 0) {
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printf("%s %d\n", __FUNCTION__, __LINE__);
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ret = -1;
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goto sock_err;
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}
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addr.sun_family = AF_UNIX;
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snprintf(addr.sun_path, sizeof(addr.sun_path), "%s/%s-monitor.socket",
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ACRN_DM_SOCK_ROOT, vmname);
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ret = connect(fd, (struct sockaddr *)&addr, sizeof(addr));
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if (ret < 0) {
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printf("%s %d\n", __FUNCTION__, __LINE__);
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goto connect_err;
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}
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msg.magic = MNGR_MSG_MAGIC;
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msg.msgid = DM_STOP;
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msg.len = sizeof(msg);
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timeout.tv_sec = 1; /* wait 1 second for read/write socket */
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timeout.tv_usec = 0;
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FD_ZERO(&rfd);
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FD_ZERO(&wfd);
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FD_SET(fd, &rfd);
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FD_SET(fd, &wfd);
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select(fd + 1, NULL, &wfd, NULL, &timeout);
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if (!FD_ISSET(fd, &wfd)) {
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printf("%s %d\n", __FUNCTION__, __LINE__);
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goto cant_write;
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}
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ret = write(fd, &msg, sizeof(msg));
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|
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/* wait response */
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select(fd + 1, &rfd, NULL, NULL, &timeout);
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if (FD_ISSET(fd, &rfd)) {
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memset(buf, 0, sizeof(buf));
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ret = read(fd, buf, sizeof(buf));
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if (ret <= sizeof(buf))
|
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process_msg((void *)&buf);
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}
|
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|
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cant_write:
|
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connect_err:
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close(fd);
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sock_err:
|
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return ret;
|
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}
|
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|
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static int acrnctl_do_stop(int argc, char *argv[])
|
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{
|
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struct vmm_struct *s;
|
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struct vmmngr_struct *s;
|
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int i;
|
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|
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vmm_update();
|
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get_vm_list();
|
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for (i = 1; i < argc; i++) {
|
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s = vmm_find(argv[i]);
|
||||
s = vmmngr_find(argv[i]);
|
||||
if (!s) {
|
||||
printf("can't find %s\n", argv[i]);
|
||||
continue;
|
||||
@ -543,7 +325,7 @@ static int acrnctl_do_stop(int argc, char *argv[])
|
||||
state_str[s->state]);
|
||||
continue;
|
||||
}
|
||||
send_stop_msg(argv[i]);
|
||||
stop_vm(argv[i]);
|
||||
}
|
||||
|
||||
return 0;
|
||||
@ -552,13 +334,13 @@ static int acrnctl_do_stop(int argc, char *argv[])
|
||||
/* command: delete */
|
||||
static int acrnctl_do_del(int argc, char *argv[])
|
||||
{
|
||||
struct vmm_struct *s;
|
||||
struct vmmngr_struct *s;
|
||||
int i;
|
||||
char cmd[128];
|
||||
|
||||
vmm_update();
|
||||
get_vm_list();
|
||||
for (i = 1; i < argc; i++) {
|
||||
s = vmm_find(argv[i]);
|
||||
s = vmmngr_find(argv[i]);
|
||||
if (!s) {
|
||||
printf("can't find %s\n", argv[i]);
|
||||
continue;
|
||||
@ -581,11 +363,10 @@ static int acrnctl_do_del(int argc, char *argv[])
|
||||
|
||||
static int acrnctl_do_start(int argc, char *argv[])
|
||||
{
|
||||
struct vmm_struct *s;
|
||||
char cmd[128];
|
||||
struct vmmngr_struct *s;
|
||||
|
||||
vmm_update();
|
||||
s = vmm_find(argv[1]);
|
||||
get_vm_list();
|
||||
s = vmmngr_find(argv[1]);
|
||||
if (!s) {
|
||||
printf("can't find %s\n", argv[1]);
|
||||
return -1;
|
||||
@ -596,10 +377,7 @@ static int acrnctl_do_start(int argc, char *argv[])
|
||||
return -1;
|
||||
}
|
||||
|
||||
snprintf(cmd, sizeof(cmd), "bash %s/add/%s.sh $(cat %s/add/%s.args)",
|
||||
ACRNCTL_OPT_ROOT, argv[1], ACRNCTL_OPT_ROOT, argv[1]);
|
||||
|
||||
system(cmd);
|
||||
start_vm(argv[1]);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
58
tools/acrn-manager/acrnctl.h
Normal file
58
tools/acrn-manager/acrnctl.h
Normal file
@ -0,0 +1,58 @@
|
||||
/**
|
||||
* Copyright (C) 2018 Intel Corporation
|
||||
* SPDX-License-Identifier: BSD-3-Clause
|
||||
*/
|
||||
|
||||
#ifndef _ACRNCTL_H_
|
||||
#define _ACRNCTL_H_
|
||||
|
||||
#include <sys/queue.h>
|
||||
|
||||
#define ACRNCTL_OPT_ROOT "/opt/acrn/conf"
|
||||
#define ACRN_DM_SOCK_ROOT "/run/acrn/mngr"
|
||||
|
||||
#define MAX_NAME_LEN (16)
|
||||
|
||||
enum vm_state {
|
||||
VM_STATE_UNKNOWN = 0,
|
||||
VM_CREATED, /* VM created / awaiting start (boot) */
|
||||
VM_STARTED, /* VM started (booted) */
|
||||
VM_PAUSED, /* VM paused */
|
||||
VM_UNTRACKED, /* VM not created by acrnctl, or its launch script can change vm name */
|
||||
};
|
||||
|
||||
static const char *state_str[] = {
|
||||
[VM_STATE_UNKNOWN] = "unknown",
|
||||
[VM_CREATED] = "stopped",
|
||||
[VM_STARTED] = "started",
|
||||
[VM_PAUSED] = "paused",
|
||||
[VM_UNTRACKED] = "untracked",
|
||||
};
|
||||
|
||||
/**
|
||||
* @brief search all vm and store it in vmmngr_head
|
||||
*/
|
||||
void get_vm_list(void);
|
||||
|
||||
/**
|
||||
* @brief search vm indentified by vm from vmmngr_head
|
||||
*
|
||||
* @return vmmngr_struct * if find, NULL not find
|
||||
*/
|
||||
struct vmmngr_struct *vmmngr_find(char *vmname);
|
||||
|
||||
/* Per-vm vm managerment struct */
|
||||
struct vmmngr_struct {
|
||||
char name[MAX_NAME_LEN];
|
||||
unsigned long state;
|
||||
LIST_ENTRY(vmmngr_struct) list;
|
||||
};
|
||||
|
||||
int shell_cmd(const char *cmd, char *outbuf, int len);
|
||||
|
||||
/* vm life cycle ops */
|
||||
int list_vm(void);
|
||||
int stop_vm(char *vmname);
|
||||
int start_vm(char *vmname);
|
||||
|
||||
#endif /* _ACRNCTL_H_ */
|
||||
Loading…
Reference in New Issue
Block a user