experiments/clixon
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add clixon proc get pid api

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This commit is contained in:
jxm 2021-04-23 09:34:41 +08:00
parent ad0af26649
commit 45f3d48179
2 changed files with 34 additions and 0 deletions
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1
lib/clixon/clixon_proc.h
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@ -61,6 +61,7 @@ typedef int (proc_cb_t)(clicon_handle h, process_entry_t *pe, proc_operation *op
int clixon_proc_socket(char **argv, pid_t *pid, int *sock);
int clixon_proc_socket_close(pid_t pid, int sock);
int clixon_proc_background(char **argv, const char *netns, pid_t *pid);
int clixon_process_pid(clicon_handle h, const char *name, pid_t *pid);
proc_operation clixon_process_op_str2int(char *opstr);
int clixon_process_argv_get(clicon_handle h, const char *name, char ***argv, int *argc);
int clixon_process_register(clicon_handle h, const char *name, const char *descr, const char *netns, proc_cb_t *callback, char **argv, int argc);

33
lib/src/clixon_proc.c
View file

@ -540,6 +540,39 @@ proc_op_run(pid_t pid0,
return retval;
}
int
clixon_process_pid(clicon_handle h,
const char *name,
pid_t *pid)
{
int retval = -1;
process_entry_t *pe;
int isrunning; /* Process is actually running */
if (_proc_entry_list == NULL || !pid)
goto done;
pe = _proc_entry_list;
do {
if (strcmp(pe->pe_name, name) == 0) {
isrunning = 0;
if (proc_op_run(pe->pe_pid, &isrunning) < 0)
goto done;
if (!isrunning)
goto done;
*pid = pe->pe_pid;
retval = 0;
break;
}
pe = NEXTQ(process_entry_t *, pe);
} while (pe != _proc_entry_list);
done:
return retval;
}
/*! Find process entry given name and schedule operation
*
* @param[in] h clicon handle