119 lines
3.0 KiB
C++
119 lines
3.0 KiB
C++
/**
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* various_monitor cli 命令行工具
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*/
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#include "ucli.h"
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#include <getopt.h>
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#include <string.h>
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#include <cstdio>
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static int buffer_extract(void *buf, unsigned int len) {
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int *et_type;
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variable_monitor_record *vm_record;
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variable_monitor_task *tsk_info;
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struct load_monitor_cpu_run *cpu_run;
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static int seq = 0;
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if (len == 0) return 0;
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et_type = (int *)buf;
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switch (*et_type) {
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case 0:
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if (len < sizeof(variable_monitor_record)) break;
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vm_record = (variable_monitor_record *)buf;
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printf("超出阈值：%d\n", vm_record->tv);
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for (int i = 0; i < vm_record->threshold_num; i++) {
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printf("\t: pid: %d, name: %s, ptr: %p, threshold:%d\n",
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vm_record->threshold_record[i].task_id,
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vm_record->threshold_record[i]
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.name, // Assuming name is a null-terminated string
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vm_record->threshold_record[i].ptr,
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vm_record->threshold_record[i].threshold);
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}
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break;
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case 1:
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if (len < sizeof(variable_monitor_task)) break;
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tsk_info = (variable_monitor_task *)buf;
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seq++;
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printf("##CGROUP:[%s] %d [%03d] 采样命中[%s]\n",
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tsk_info->task.cgroup_buf, tsk_info->task.pid, seq,
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tsk_info->task.state == 0 ? "R" : "D");
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printk_task_brief(&tsk_info->task);
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diag_printf_raw_stack(tsk_info->task.tgid, tsk_info->task.container_tgid,
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tsk_info->task.comm, &tsk_info->raw_stack);
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diag_printf_kern_stack(&tsk_info->kern_stack);
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printf("#* 0xffffffffffffff %s (UNKNOWN)\n", tsk_info->task.comm);
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diag_printf_proc_chains(&tsk_info->proc_chains);
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printf("##\n");
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break;
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default:
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break;
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}
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return 0;
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}
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static void do_dump(const char *arg) {
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static char variant_buf[50 * 1024 * 1024];
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int len;
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int ret = 0;
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// 参数解析, 未实现/ 源码在 SOURCE/diagnose-tools/params_parse.h |
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// params_parse.cc
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// struct params_parser parse(arg);
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struct diag_ioctl_dump_param dump_param = {
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.user_ptr_len = &len,
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.user_buf_len = 5 * 1024 * 1024,
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.user_buf = variant_buf,
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};
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ret = diag_call_ioctl(1, (long)&dump_param); // !todo arg -> #define
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if (ret == 0) {
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buffer_extract(variant_buf, len);
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}
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}
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int main(int argc, char *argv[]) {
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static const struct option long_options[] = {
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{"help", no_argument, 0, 0},
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{"report", no_argument, 0, 0},
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// {"pid", required_argument, 0, 0},
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{0, 0, 0, 0}};
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int c;
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if (argc <= 1) {
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// do something default
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return 0;
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}
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while (1) {
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int option_index = -1;
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c = getopt_long_only(argc, argv, "", long_options, &option_index);
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if (c == -1) {
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break;
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}
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switch (option_index) {
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case 0: // help
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// usage_pupil();
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break;
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case 1: // report
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do_dump(optarg ? optarg : "");
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break;
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default:
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// usage_pupil();
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break;
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}
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}
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return 0;
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} |