Avoid unnecessary syslog output, like:
    Apr 01 13:35:09 dlaptop userdel[45872]: userdel: sss_cache exited with status 1
    Apr 01 13:35:09 dlaptop userdel[45872]: userdel: Failed to flush the sssd cache.
		
	
		
			
				
	
	
		
			84 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			84 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/* Author: Peter Vrabec <pvrabec@redhat.com> */
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#include <config.h>
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#ifdef USE_SSSD
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#include <stdio.h>
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#include <sys/stat.h>
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#include <sys/wait.h>
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#include <sys/types.h>
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#include "alloc.h"
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#include "exitcodes.h"
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#include "defines.h"
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#include "prototypes.h"
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#include "sssd.h"
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#include "shadowlog_internal.h"
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#define MSG_SSSD_FLUSH_CACHE_FAILED "%s: Failed to flush the sssd cache."
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int sssd_flush_cache (int dbflags)
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{
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	int status, code, rv;
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	const char *cmd = "/usr/sbin/sss_cache";
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	struct stat sb;
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	char *sss_cache_args = NULL;
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	const char *spawnedArgs[] = {"sss_cache", NULL, NULL};
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	const char *spawnedEnv[] = {NULL};
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	int i = 0;
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	rv = stat(cmd, &sb);
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	if (rv == -1 && errno == ENOENT)
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		return 0;
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	sss_cache_args = MALLOCARRAY(4, char);
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	if (sss_cache_args == NULL) {
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	    return -1;
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	}
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	sss_cache_args[i++] = '-';
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	if (dbflags & SSSD_DB_PASSWD) {
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		sss_cache_args[i++] = 'U';
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	}
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	if (dbflags & SSSD_DB_GROUP) {
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		sss_cache_args[i++] = 'G';
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	}
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	sss_cache_args[i++] = '\0';
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	if (i == 2) {
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		/* Neither passwd nor group, nothing to do */
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		free(sss_cache_args);
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		return 0;
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	}
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	spawnedArgs[1] = sss_cache_args;
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	rv = run_command (cmd, spawnedArgs, spawnedEnv, &status);
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	free(sss_cache_args);
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	if (rv != 0) {
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		/* run_command writes its own more detailed message. */
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		SYSLOG ((LOG_WARN, MSG_SSSD_FLUSH_CACHE_FAILED, shadow_progname));
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		return -1;
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	}
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	code = WEXITSTATUS (status);
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	if (!WIFEXITED (status)) {
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		SYSLOG ((LOG_WARN, "%s: sss_cache did not terminate normally (signal %d)",
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			shadow_progname, WTERMSIG (status)));
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		return -1;
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	} else if (code == E_CMD_NOTFOUND) {
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		/* sss_cache is not installed, or it is installed but uses an
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		   interpreter that is missing.  Probably the former. */
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		return 0;
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	} else if (code != 0) {
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		SYSLOG ((LOG_WARN, "%s: sss_cache exited with status %d", shadow_progname, code));
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		SYSLOG ((LOG_WARN, MSG_SSSD_FLUSH_CACHE_FAILED, shadow_progname));
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		return -1;
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	}
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	return 0;
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}
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#else				/* USE_SSSD */
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extern int ISO_C_forbids_an_empty_translation_unit;
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#endif				/* USE_SSSD */
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