/mandos/trunk : contents of plugin-runner.c at revision 779

: (revision 779)

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359 by Teddy Hogeborn * plugins-runner.c (main): Bug fix: Close config file.	1	/* -- coding: utf-8; mode: c; mode: orgtbl -- */
21 by Teddy Hogeborn * Makefile (CFLAGS): Changed to use $(WARN), $(DEBUG), $(COVERAGE) and	2	/*
	3	* Mandos plugin runner - Run Mandos plugins
	4	*
778 by Teddy Hogeborn Update copyright year.	5	* Copyright © 2008-2015 Teddy Hogeborn
778 by Teddy Hogeborn Update copyright year.	6	* Copyright © 2008-2015 Björn Påhlsson
21 by Teddy Hogeborn * Makefile (CFLAGS): Changed to use $(WARN), $(DEBUG), $(COVERAGE) and	7	*
	8	* This program is free software: you can redistribute it and/or
	9	* modify it under the terms of the GNU General Public License as
	10	* published by the Free Software Foundation, either version 3 of the
	11	* License, or (at your option) any later version.
	12	*
	13	* This program is distributed in the hope that it will be useful, but
	14	* WITHOUT ANY WARRANTY; without even the implied warranty of
	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	16	* General Public License for more details.
	17	*
	18	* You should have received a copy of the GNU General Public License
	19	* along with this program. If not, see
	20	* <http://www.gnu.org/licenses/>.
	21	*
505.1.2 by Teddy Hogeborn Change "fukt.bsnet.se" to "recompile.se" throughout.	22	* Contact the authors at <mandos@recompile.se>.
21 by Teddy Hogeborn * Makefile (CFLAGS): Changed to use $(WARN), $(DEBUG), $(COVERAGE) and	23	*/
	24
78 by Teddy Hogeborn Add feature to specify custom environment variables for plugins.	25	#define _GNU_SOURCE /* TEMP_FAILURE_RETRY(), getline(),
703 by Teddy Hogeborn In plugin-runner, do scandirat() or scandir() instead of readdir().	26	O_CLOEXEC, pipe2() */
24.1.26 by Björn Påhlsson tally count of used symbols	27	#include <stddef.h> /* size_t, NULL */
399 by Teddy Hogeborn * Makefile (BROKEN_PIE): Add comment.	28	#include <stdlib.h> /* malloc(), exit(), EXIT_SUCCESS,
399 by Teddy Hogeborn * Makefile (BROKEN_PIE): Add comment.	29	realloc() */
24.1.26 by Björn Påhlsson tally count of used symbols	30	#include <stdbool.h> /* bool, true, false */
24.1.155 by Björn Påhlsson mandos server: Added debuglevel that adjust at what level information	31	#include <stdio.h> /* fileno(), fprintf(),
675 by Teddy Hogeborn Use openat() etc. in plugin-runner. Also one less useless warning.	32	stderr, STDOUT_FILENO, fclose() */
703 by Teddy Hogeborn In plugin-runner, do scandirat() or scandir() instead of readdir().	33	#include <sys/types.h> /* fstat(), struct stat, waitpid(),
	34	WIFEXITED(), WEXITSTATUS(), wait(),
	35	pid_t, uid_t, gid_t, getuid(),
	36	getgid() */
24.1.26 by Björn Påhlsson tally count of used symbols	37	#include <sys/select.h> /* fd_set, select(), FD_ZERO(),
	38	FD_SET(), FD_ISSET(), FD_CLR */
	39	#include <sys/wait.h> /* wait(), waitpid(), WIFEXITED(),
356 by Teddy Hogeborn * plugin-runner.c (main): When a plugin is killed by a signal, show	40	WEXITSTATUS(), WTERMSIG(),
	41	WCOREDUMP() */
675 by Teddy Hogeborn Use openat() etc. in plugin-runner. Also one less useless warning.	42	#include <sys/stat.h> /* struct stat, fstat(), S_ISREG() */
31 by Teddy Hogeborn * plugins.d/plugbasedclient.c: Update include file comments.	43	#include <iso646.h> /* and, or, not */
703 by Teddy Hogeborn In plugin-runner, do scandirat() or scandir() instead of readdir().	44	#include <dirent.h> /* struct dirent, scandirat() */
675 by Teddy Hogeborn Use openat() etc. in plugin-runner. Also one less useless warning.	45	#include <unistd.h> /* fcntl(), F_GETFD, F_SETFD,
	46	FD_CLOEXEC, write(), STDOUT_FILENO,
	47	struct stat, fstat(), close(),
	48	setgid(), setuid(), S_ISREG(),
703 by Teddy Hogeborn In plugin-runner, do scandirat() or scandir() instead of readdir().	49	faccessat() pipe2(), fork(),
675 by Teddy Hogeborn Use openat() etc. in plugin-runner. Also one less useless warning.	50	_exit(), dup2(), fexecve(), read()
	51	*/
24.1.26 by Björn Påhlsson tally count of used symbols	52	#include <fcntl.h> /* fcntl(), F_GETFD, F_SETFD,
703 by Teddy Hogeborn In plugin-runner, do scandirat() or scandir() instead of readdir().	53	FD_CLOEXEC, openat(), scandirat(),
	54	pipe2() */
675 by Teddy Hogeborn Use openat() etc. in plugin-runner. Also one less useless warning.	55	#include <string.h> /* strsep, strlen(), strsignal(),
	56	strcmp(), strncmp() */
31 by Teddy Hogeborn * plugins.d/plugbasedclient.c: Update include file comments.	57	#include <errno.h> /* errno */
24.1.26 by Björn Påhlsson tally count of used symbols	58	#include <argp.h> /* struct argp_option, struct
	59	argp_state, struct argp,
	60	argp_parse(), ARGP_ERR_UNKNOWN,
102 by Teddy Hogeborn * plugin-runner.c (process): Set "completed" and "status" as volatile.	61	ARGP_KEY_END, ARGP_KEY_ARG,
	62	error_t */
24.1.26 by Björn Påhlsson tally count of used symbols	63	#include <signal.h> /* struct sigaction, sigemptyset(),
	64	sigaddset(), sigaction(),
	65	sigprocmask(), SIG_BLOCK, SIGCHLD,
308 by Teddy Hogeborn * plugin-runner.c: Comment change.	66	SIG_UNBLOCK, kill(), sig_atomic_t
308 by Teddy Hogeborn * plugin-runner.c: Comment change.	67	*/
24.1.26 by Björn Påhlsson tally count of used symbols	68	#include <errno.h> /* errno, EBADF */
311 by Teddy Hogeborn Overflows are not detected by sscanf(), so stop using it:	69	#include <inttypes.h> /* intmax_t, PRIdMAX, strtoimax() */
399 by Teddy Hogeborn * Makefile (BROKEN_PIE): Add comment.	70	#include <sysexits.h> /* EX_OSERR, EX_USAGE, EX_IOERR,
399 by Teddy Hogeborn * Makefile (BROKEN_PIE): Add comment.	71	EX_CONFIG, EX_UNAVAILABLE, EX_OK */
24.1.155 by Björn Påhlsson mandos server: Added debuglevel that adjust at what level information	72	#include <errno.h> /* errno */
	73	#include <error.h> /* error() */
676 by Teddy Hogeborn Use fnmatch()in plugin-runner.	74	#include <fnmatch.h> /* fnmatch() */
13 by Björn Påhlsson Added following support:	75
37 by Teddy Hogeborn Non-tested commit for merge purposes.	76	#define BUFFER_SIZE 256
24.1.69 by Björn Påhlsson added configfile as a optional argument to plugin-runner	77
	78	#define PDIR "/lib/mandos/plugins.d"
738.1.1 by Teddy Hogeborn Add a plugin helper directory, available to all plugins.	79	#define PHDIR "/lib/mandos/plugin-helpers"
24.1.69 by Björn Påhlsson added configfile as a optional argument to plugin-runner	80	#define AFILE "/conf/conf.d/mandos/plugin-runner.conf"
37 by Teddy Hogeborn Non-tested commit for merge purposes.	81
217 by Teddy Hogeborn * .bzrignore: Added "man" directory (created by "make install-html").	82	const char *argp_program_version = "plugin-runner " VERSION;
505.1.2 by Teddy Hogeborn Change "fukt.bsnet.se" to "recompile.se" throughout.	83	const char *argp_program_bug_address = "<mandos@recompile.se>";
24.1.35 by Björn Påhlsson version 1.0	84
24.1.76 by Björn Påhlsson Rearranged so plugins and processes is the same thing	85	typedef struct plugin{
	86	char name; / can be NULL or any plugin name */
	87	char **argv;
	88	int argc;
	89	char **environ;
	90	int envc;
	91	bool disabled;
312 by Teddy Hogeborn * plugin-runner.c: Whitespace changes only.	92
24.1.76 by Björn Påhlsson Rearranged so plugins and processes is the same thing	93	/* Variables used for running processes*/
13 by Björn Påhlsson Added following support:	94	pid_t pid;
	95	int fd;
	96	char *buffer;
21 by Teddy Hogeborn * Makefile (CFLAGS): Changed to use $(WARN), $(DEBUG), $(COVERAGE) and	97	size_t buffer_size;
	98	size_t buffer_length;
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	99	bool eof;
296 by Teddy Hogeborn * plugin-runner.c (struct plugin.completed): Changed type to "volatile	100	volatile sig_atomic_t completed;
297 by Teddy Hogeborn * plugin-runner.c (struct plugin.status): Changed type to "int".	101	int status;
24.1.1 by Björn Påhlsson Added syntax and support for plugbasedclient arguments and how they	102	struct plugin *next;
	103	} plugin;
	104
24.1.76 by Björn Påhlsson Rearranged so plugins and processes is the same thing	105	static plugin *plugin_list = NULL;
	106
24.1.90 by Björn Påhlsson fixed two bugs:	107	/* Gets an existing plugin based on name,
24.1.76 by Björn Påhlsson Rearranged so plugins and processes is the same thing	108	or if none is found, creates a new one */
672 by Teddy Hogeborn Update GCC warning flags and function attributes to GCC 4.7.	109	__attribute__((warn_unused_result))
24.1.76 by Björn Påhlsson Rearranged so plugins and processes is the same thing	110	static plugin getplugin(char name){
394 by Teddy Hogeborn Convert some programs to use the exit codes from <sysexits.h>. Change	111	/* Check for existing plugin with that name */
266 by Teddy Hogeborn * plugin-runner.c: Only space changes.	112	for(plugin *p = plugin_list; p != NULL; p = p->next){
	113	if((p->name == name)
	114	or (p->name and name and (strcmp(p->name, name) == 0))){
24.1.1 by Björn Påhlsson Added syntax and support for plugbasedclient arguments and how they	115	return p;
	116	}
	117	}
	118	/* Create a new plugin */
362 by Teddy Hogeborn * plugin-runner.c (getplugin, add_environment, main): Handle EINTR	119	plugin *new_plugin = NULL;
363 by Teddy Hogeborn * plugin-runner.c: Minor stylistic changes.	120	do {
362 by Teddy Hogeborn * plugin-runner.c (getplugin, add_environment, main): Handle EINTR	121	new_plugin = malloc(sizeof(plugin));
363 by Teddy Hogeborn * plugin-runner.c: Minor stylistic changes.	122	} while(new_plugin == NULL and errno == EINTR);
266 by Teddy Hogeborn * plugin-runner.c: Only space changes.	123	if(new_plugin == NULL){
78 by Teddy Hogeborn Add feature to specify custom environment variables for plugins.	124	return NULL;
24.1.1 by Björn Påhlsson Added syntax and support for plugbasedclient arguments and how they	125	}
24.1.62 by Björn Påhlsson merge + small bugfix	126	char *copy_name = NULL;
24.1.62 by Björn Påhlsson merge + small bugfix	127	if(name != NULL){
363 by Teddy Hogeborn * plugin-runner.c: Minor stylistic changes.	128	do {
362 by Teddy Hogeborn * plugin-runner.c (getplugin, add_environment, main): Handle EINTR	129	copy_name = strdup(name);
363 by Teddy Hogeborn * plugin-runner.c: Minor stylistic changes.	130	} while(copy_name == NULL and errno == EINTR);
98 by Teddy Hogeborn * plugin-runner.c (getplugin): Only copy "name" if not NULL. Free	131	if(copy_name == NULL){
394 by Teddy Hogeborn Convert some programs to use the exit codes from <sysexits.h>. Change	132	int e = errno;
272 by Teddy Hogeborn Fix problem found using cppcheck, thanks to George Danchev	133	free(new_plugin);
394 by Teddy Hogeborn Convert some programs to use the exit codes from <sysexits.h>. Change	134	errno = e;
98 by Teddy Hogeborn * plugin-runner.c (getplugin): Only copy "name" if not NULL. Free	135	return NULL;
	136	}
24.1.54 by Björn Påhlsson plugin-runner	137	}
24.1.90 by Björn Påhlsson fixed two bugs:	138
293 by Teddy Hogeborn * plugin-runner.c: Whitespace changes only.	139	*new_plugin = (plugin){ .name = copy_name,
	140	.argc = 1,
	141	.disabled = false,
	142	.next = plugin_list };
78 by Teddy Hogeborn Add feature to specify custom environment variables for plugins.	143
363 by Teddy Hogeborn * plugin-runner.c: Minor stylistic changes.	144	do {
362 by Teddy Hogeborn * plugin-runner.c (getplugin, add_environment, main): Handle EINTR	145	new_plugin->argv = malloc(sizeof(char ) 2);
363 by Teddy Hogeborn * plugin-runner.c: Minor stylistic changes.	146	} while(new_plugin->argv == NULL and errno == EINTR);
266 by Teddy Hogeborn * plugin-runner.c: Only space changes.	147	if(new_plugin->argv == NULL){
394 by Teddy Hogeborn Convert some programs to use the exit codes from <sysexits.h>. Change	148	int e = errno;
24.1.62 by Björn Påhlsson merge + small bugfix	149	free(copy_name);
78 by Teddy Hogeborn Add feature to specify custom environment variables for plugins.	150	free(new_plugin);
394 by Teddy Hogeborn Convert some programs to use the exit codes from <sysexits.h>. Change	151	errno = e;
78 by Teddy Hogeborn Add feature to specify custom environment variables for plugins.	152	return NULL;
24.1.1 by Björn Påhlsson Added syntax and support for plugbasedclient arguments and how they	153	}
24.1.54 by Björn Påhlsson plugin-runner	154	new_plugin->argv[0] = copy_name;
24.1.1 by Björn Påhlsson Added syntax and support for plugbasedclient arguments and how they	155	new_plugin->argv[1] = NULL;
135 by Teddy Hogeborn * plugin-runner.c (add_environment): Never insert existing environment	156
363 by Teddy Hogeborn * plugin-runner.c: Minor stylistic changes.	157	do {
362 by Teddy Hogeborn * plugin-runner.c (getplugin, add_environment, main): Handle EINTR	158	new_plugin->environ = malloc(sizeof(char *));
363 by Teddy Hogeborn * plugin-runner.c: Minor stylistic changes.	159	} while(new_plugin->environ == NULL and errno == EINTR);
78 by Teddy Hogeborn Add feature to specify custom environment variables for plugins.	160	if(new_plugin->environ == NULL){
394 by Teddy Hogeborn Convert some programs to use the exit codes from <sysexits.h>. Change	161	int e = errno;
24.1.62 by Björn Påhlsson merge + small bugfix	162	free(copy_name);
78 by Teddy Hogeborn Add feature to specify custom environment variables for plugins.	163	free(new_plugin->argv);
	164	free(new_plugin);
394 by Teddy Hogeborn Convert some programs to use the exit codes from <sysexits.h>. Change	165	errno = e;
78 by Teddy Hogeborn Add feature to specify custom environment variables for plugins.	166	return NULL;
	167	}
	168	new_plugin->environ[0] = NULL;
135 by Teddy Hogeborn * plugin-runner.c (add_environment): Never insert existing environment	169
24.1.1 by Björn Påhlsson Added syntax and support for plugbasedclient arguments and how they	170	/* Append the new plugin to the list */
24.1.76 by Björn Påhlsson Rearranged so plugins and processes is the same thing	171	plugin_list = new_plugin;
24.1.1 by Björn Påhlsson Added syntax and support for plugbasedclient arguments and how they	172	return new_plugin;
	173	}
	174
78 by Teddy Hogeborn Add feature to specify custom environment variables for plugins.	175	/* Helper function for add_argument and add_environment */
672 by Teddy Hogeborn Update GCC warning flags and function attributes to GCC 4.7.	176	__attribute__((nonnull, warn_unused_result))
78 by Teddy Hogeborn Add feature to specify custom environment variables for plugins.	177	static bool add_to_char_array(const char new, char **array,
	178	int *len){
	179	/* Resize the pointed-to array to hold one more pointer */
666 by Teddy Hogeborn Bug fix: Free all memory and give better messages when memory is full.	180	char **new_array = NULL;
363 by Teddy Hogeborn * plugin-runner.c: Minor stylistic changes.	181	do {
666 by Teddy Hogeborn Bug fix: Free all memory and give better messages when memory is full.	182	new_array = realloc(array, sizeof(char )
	183	* (size_t) ((*len) + 2));
	184	} while(new_array == NULL and errno == EINTR);
78 by Teddy Hogeborn Add feature to specify custom environment variables for plugins.	185	/* Malloc check */
666 by Teddy Hogeborn Bug fix: Free all memory and give better messages when memory is full.	186	if(new_array == NULL){
78 by Teddy Hogeborn Add feature to specify custom environment variables for plugins.	187	return false;
	188	}
666 by Teddy Hogeborn Bug fix: Free all memory and give better messages when memory is full.	189	*array = new_array;
78 by Teddy Hogeborn Add feature to specify custom environment variables for plugins.	190	/* Make a copy of the new string */
362 by Teddy Hogeborn * plugin-runner.c (getplugin, add_environment, main): Handle EINTR	191	char *copy;
363 by Teddy Hogeborn * plugin-runner.c: Minor stylistic changes.	192	do {
362 by Teddy Hogeborn * plugin-runner.c (getplugin, add_environment, main): Handle EINTR	193	copy = strdup(new);
363 by Teddy Hogeborn * plugin-runner.c: Minor stylistic changes.	194	} while(copy == NULL and errno == EINTR);
78 by Teddy Hogeborn Add feature to specify custom environment variables for plugins.	195	if(copy == NULL){
	196	return false;
	197	}
	198	/* Insert the copy */
	199	(array)[len] = copy;
	200	(*len)++;
	201	/* Add a new terminating NULL pointer to the last element */
	202	(array)[len] = NULL;
	203	return true;
	204	}
	205
	206	/* Add to a plugin's argument vector */
672 by Teddy Hogeborn Update GCC warning flags and function attributes to GCC 4.7.	207	__attribute__((nonnull(2), warn_unused_result))
78 by Teddy Hogeborn Add feature to specify custom environment variables for plugins.	208	static bool add_argument(plugin p, const char arg){
	209	if(p == NULL){
	210	return false;
	211	}
	212	return add_to_char_array(arg, &(p->argv), &(p->argc));
	213	}
	214
	215	/* Add to a plugin's environment */
672 by Teddy Hogeborn Update GCC warning flags and function attributes to GCC 4.7.	216	__attribute__((nonnull(2), warn_unused_result))
136 by Teddy Hogeborn * plugin-runner.c (add_environment): Override existing environment	217	static bool add_environment(plugin p, const char def, bool replace){
78 by Teddy Hogeborn Add feature to specify custom environment variables for plugins.	218	if(p == NULL){
	219	return false;
	220	}
135 by Teddy Hogeborn * plugin-runner.c (add_environment): Never insert existing environment	221	/* namelen = length of name of environment variable */
	222	size_t namelen = (size_t)(strchrnul(def, '=') - def);
	223	/* Search for this environment variable */
666 by Teddy Hogeborn Bug fix: Free all memory and give better messages when memory is full.	224	for(char *envdef = p->environ; envdef != NULL; envdef++){
	225	if(strncmp(*envdef, def, namelen + 1) == 0){
136 by Teddy Hogeborn * plugin-runner.c (add_environment): Override existing environment	226	/* It already exists */
	227	if(replace){
666 by Teddy Hogeborn Bug fix: Free all memory and give better messages when memory is full.	228	char *new_envdef;
363 by Teddy Hogeborn * plugin-runner.c: Minor stylistic changes.	229	do {
666 by Teddy Hogeborn Bug fix: Free all memory and give better messages when memory is full.	230	new_envdef = realloc(*envdef, strlen(def) + 1);
	231	} while(new_envdef == NULL and errno == EINTR);
	232	if(new_envdef == NULL){
136 by Teddy Hogeborn * plugin-runner.c (add_environment): Override existing environment	233	return false;
	234	}
666 by Teddy Hogeborn Bug fix: Free all memory and give better messages when memory is full.	235	*envdef = new_envdef;
	236	strcpy(*envdef, def);
136 by Teddy Hogeborn * plugin-runner.c (add_environment): Override existing environment	237	}
135 by Teddy Hogeborn * plugin-runner.c (add_environment): Never insert existing environment	238	return true;
	239	}
	240	}
78 by Teddy Hogeborn Add feature to specify custom environment variables for plugins.	241	return add_to_char_array(def, &(p->environ), &(p->envc));
	242	}
	243
703 by Teddy Hogeborn In plugin-runner, do scandirat() or scandir() instead of readdir().	244	#ifndef O_CLOEXEC
32 by Teddy Hogeborn * plugins.d/plugbasedclient.c (set_cloexec_flag): New function.	245	/*
	246	* Based on the example in the GNU LibC manual chapter 13.13 "File
	247	* Descriptor Flags".
359 by Teddy Hogeborn * plugins-runner.c (main): Bug fix: Close config file.	248	\| [[info:libc:Descriptor%20Flags][File Descriptor Flags]] \|
32 by Teddy Hogeborn * plugins.d/plugbasedclient.c (set_cloexec_flag): New function.	249	*/
672 by Teddy Hogeborn Update GCC warning flags and function attributes to GCC 4.7.	250	__attribute__((warn_unused_result))
187 by Teddy Hogeborn * debian/mandos-client.README.Debian: Document "eth0" default and how	251	static int set_cloexec_flag(int fd){
367 by Teddy Hogeborn * init.d-mandos: Bug fix: Correct the LSB header.	252	int ret = (int)TEMP_FAILURE_RETRY(fcntl(fd, F_GETFD, 0));
32 by Teddy Hogeborn * plugins.d/plugbasedclient.c (set_cloexec_flag): New function.	253	/* If reading the flags failed, return error indication now. */
	254	if(ret < 0){
	255	return ret;
	256	}
	257	/* Store modified flag word in the descriptor. */
367 by Teddy Hogeborn * init.d-mandos: Bug fix: Correct the LSB header.	258	return (int)TEMP_FAILURE_RETRY(fcntl(fd, F_SETFD,
	259	ret \| FD_CLOEXEC));
32 by Teddy Hogeborn * plugins.d/plugbasedclient.c (set_cloexec_flag): New function.	260	}
703 by Teddy Hogeborn In plugin-runner, do scandirat() or scandir() instead of readdir().	261	#endif /* not O_CLOEXEC */
32 by Teddy Hogeborn * plugins.d/plugbasedclient.c (set_cloexec_flag): New function.	262
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	263
102 by Teddy Hogeborn * plugin-runner.c (process): Set "completed" and "status" as volatile.	264	/* Mark processes as completed when they exit, and save their exit
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	265	status. */
187 by Teddy Hogeborn * debian/mandos-client.README.Debian: Document "eth0" default and how	266	static void handle_sigchld(__attribute__((unused)) int sig){
298 by Teddy Hogeborn * plugin-runner.c (handle_sigchld): Bug fix: Save and restore "errno".	267	int old_errno = errno;
24.1.65 by Björn Påhlsson * plugin-runner.c (handle_sigchld): Loop until all exited children	268	while(true){
24.1.76 by Björn Påhlsson Rearranged so plugins and processes is the same thing	269	plugin *proc = plugin_list;
24.1.65 by Björn Påhlsson * plugin-runner.c (handle_sigchld): Loop until all exited children	270	int status;
	271	pid_t pid = waitpid(-1, &status, WNOHANG);
	272	if(pid == 0){
102 by Teddy Hogeborn * plugin-runner.c (process): Set "completed" and "status" as volatile.	273	/* Only still running child processes */
24.1.65 by Björn Påhlsson * plugin-runner.c (handle_sigchld): Loop until all exited children	274	break;
	275	}
	276	if(pid == -1){
295 by Teddy Hogeborn * plugin-runner.c (handle_sigchld): Clarify logic.	277	if(errno == ECHILD){
	278	/* No child processes */
	279	break;
24.1.65 by Björn Påhlsson * plugin-runner.c (handle_sigchld): Loop until all exited children	280	}
24.1.155 by Björn Påhlsson mandos server: Added debuglevel that adjust at what level information	281	error(0, errno, "waitpid");
24.1.65 by Björn Påhlsson * plugin-runner.c (handle_sigchld): Loop until all exited children	282	}
24.1.90 by Björn Påhlsson fixed two bugs:	283
102 by Teddy Hogeborn * plugin-runner.c (process): Set "completed" and "status" as volatile.	284	/* A child exited, find it in process_list */
24.1.65 by Björn Påhlsson * plugin-runner.c (handle_sigchld): Loop until all exited children	285	while(proc != NULL and proc->pid != pid){
	286	proc = proc->next;
	287	}
	288	if(proc == NULL){
	289	/* Process not found in process list */
	290	continue;
	291	}
	292	proc->status = status;
296 by Teddy Hogeborn * plugin-runner.c (struct plugin.completed): Changed type to "volatile	293	proc->completed = 1;
24.1.65 by Björn Påhlsson * plugin-runner.c (handle_sigchld): Loop until all exited children	294	}
298 by Teddy Hogeborn * plugin-runner.c (handle_sigchld): Bug fix: Save and restore "errno".	295	errno = old_errno;
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	296	}
24.1.1 by Björn Påhlsson Added syntax and support for plugbasedclient arguments and how they	297
24.1.76 by Björn Påhlsson Rearranged so plugins and processes is the same thing	298	/* Prints out a password to stdout */
672 by Teddy Hogeborn Update GCC warning flags and function attributes to GCC 4.7.	299	__attribute__((nonnull, warn_unused_result))
187 by Teddy Hogeborn * debian/mandos-client.README.Debian: Document "eth0" default and how	300	static bool print_out_password(const char *buffer, size_t length){
64 by Teddy Hogeborn * mandos-client.c (print_out_password): Strip trailing '\n'.	301	ssize_t ret;
	302	for(size_t written = 0; written < length; written += (size_t)ret){
24.1.42 by Björn Påhlsson Added fallback to mandos-client	303	ret = TEMP_FAILURE_RETRY(write(STDOUT_FILENO, buffer + written,
	304	length - written));
	305	if(ret < 0){
	306	return false;
	307	}
	308	}
	309	return true;
	310	}
	311
24.1.76 by Björn Påhlsson Rearranged so plugins and processes is the same thing	312	/* Removes and free a plugin from the plugin list */
534 by teddy at bsnet * plugin-runner.c (add_to_char_array): Added "nonnull" attribute.	313	__attribute__((nonnull))
24.1.76 by Björn Påhlsson Rearranged so plugins and processes is the same thing	314	static void free_plugin(plugin *plugin_node){
	315
	316	for(char *arg = plugin_node->argv; arg != NULL; arg++){
	317	free(*arg);
	318	}
	319	free(plugin_node->argv);
	320	for(char *env = plugin_node->environ; env != NULL; env++){
	321	free(*env);
	322	}
	323	free(plugin_node->environ);
	324	free(plugin_node->buffer);
312 by Teddy Hogeborn * plugin-runner.c: Whitespace changes only.	325
24.1.76 by Björn Påhlsson Rearranged so plugins and processes is the same thing	326	/* Removes the plugin from the singly-linked list */
	327	if(plugin_node == plugin_list){
	328	/* First one - simple */
	329	plugin_list = plugin_list->next;
	330	} else {
	331	/* Second one or later */
	332	for(plugin *p = plugin_list; p != NULL; p = p->next){
	333	if(p->next == plugin_node){
	334	p->next = plugin_node->next;
	335	break;
	336	}
	337	}
	338	}
	339
	340	free(plugin_node);
	341	}
	342
	343	static void free_plugin_list(void){
	344	while(plugin_list != NULL){
	345	free_plugin(plugin_list);
98 by Teddy Hogeborn * plugin-runner.c (getplugin): Only copy "name" if not NULL. Free	346	}
24.1.54 by Björn Påhlsson plugin-runner	347	}
24.1.54 by Björn Påhlsson plugin-runner	348
13 by Björn Påhlsson Added following support:	349	int main(int argc, char *argv[]){
24.1.69 by Björn Påhlsson added configfile as a optional argument to plugin-runner	350	char *plugindir = NULL;
738.1.1 by Teddy Hogeborn Add a plugin helper directory, available to all plugins.	351	char *pluginhelperdir = NULL;
24.1.69 by Björn Påhlsson added configfile as a optional argument to plugin-runner	352	char *argfile = NULL;
24.1.51 by Björn Påhlsson Added configuration files support for mandos-client	353	FILE *conffp;
705 by Teddy Hogeborn plugin-runner: Release memory and close FD's correctly in all cases.	354	struct dirent **direntries = NULL;
13 by Björn Påhlsson Added following support:	355	struct stat st;
31 by Teddy Hogeborn * plugins.d/plugbasedclient.c: Update include file comments.	356	fd_set rfds_all;
311 by Teddy Hogeborn Overflows are not detected by sscanf(), so stop using it:	357	int ret, maxfd = 0;
254 by Teddy Hogeborn Eliminate warning on 64-bit systems, thanks to Frans Pop	358	ssize_t sret;
24.1.6 by Björn Påhlsson plugbasedclient	359	uid_t uid = 65534;
24.1.6 by Björn Påhlsson plugbasedclient	360	gid_t gid = 65534;
31 by Teddy Hogeborn * plugins.d/plugbasedclient.c: Update include file comments.	361	bool debug = false;
	362	int exitstatus = EXIT_SUCCESS;
24.1.7 by Björn Påhlsson merge	363	struct sigaction old_sigchld_action;
	364	struct sigaction sigchld_action = { .sa_handler = handle_sigchld,
	365	.sa_flags = SA_NOCLDSTOP };
24.1.51 by Björn Påhlsson Added configuration files support for mandos-client	366	char **custom_argv = NULL;
	367	int custom_argc = 0;
703 by Teddy Hogeborn In plugin-runner, do scandirat() or scandir() instead of readdir().	368	int dir_fd = -1;
24.1.51 by Björn Påhlsson Added configuration files support for mandos-client	369
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	370	/* Establish a signal handler */
	371	sigemptyset(&sigchld_action.sa_mask);
	372	ret = sigaddset(&sigchld_action.sa_mask, SIGCHLD);
24.1.54 by Björn Påhlsson plugin-runner	373	if(ret == -1){
24.1.155 by Björn Påhlsson mandos server: Added debuglevel that adjust at what level information	374	error(0, errno, "sigaddset");
399 by Teddy Hogeborn * Makefile (BROKEN_PIE): Add comment.	375	exitstatus = EX_OSERR;
24.1.54 by Björn Påhlsson plugin-runner	376	goto fallback;
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	377	}
	378	ret = sigaction(SIGCHLD, &sigchld_action, &old_sigchld_action);
24.1.54 by Björn Påhlsson plugin-runner	379	if(ret == -1){
24.1.155 by Björn Påhlsson mandos server: Added debuglevel that adjust at what level information	380	error(0, errno, "sigaction");
399 by Teddy Hogeborn * Makefile (BROKEN_PIE): Add comment.	381	exitstatus = EX_OSERR;
24.1.54 by Björn Påhlsson plugin-runner	382	goto fallback;
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	383	}
	384
24.1.1 by Björn Påhlsson Added syntax and support for plugbasedclient arguments and how they	385	/* The options we understand. */
	386	struct argp_option options[] = {
	387	{ .name = "global-options", .key = 'g',
31 by Teddy Hogeborn * plugins.d/plugbasedclient.c: Update include file comments.	388	.arg = "OPTION[,OPTION[,...]]",
	389	.doc = "Options passed to all plugins" },
138 by Teddy Hogeborn * plugin-runner.c: Changed short option for "--global-env" to "-G",	390	{ .name = "global-env", .key = 'G',
78 by Teddy Hogeborn Add feature to specify custom environment variables for plugins.	391	.arg = "VAR=value",
	392	.doc = "Environment variable passed to all plugins" },
24.1.1 by Björn Påhlsson Added syntax and support for plugbasedclient arguments and how they	393	{ .name = "options-for", .key = 'o',
31 by Teddy Hogeborn * plugins.d/plugbasedclient.c: Update include file comments.	394	.arg = "PLUGIN:OPTION[,OPTION[,...]]",
	395	.doc = "Options passed only to specified plugin" },
138 by Teddy Hogeborn * plugin-runner.c: Changed short option for "--global-env" to "-G",	396	{ .name = "env-for", .key = 'E',
78 by Teddy Hogeborn Add feature to specify custom environment variables for plugins.	397	.arg = "PLUGIN:ENV=value",
	398	.doc = "Environment variable passed to specified plugin" },
31 by Teddy Hogeborn * plugins.d/plugbasedclient.c: Update include file comments.	399	{ .name = "disable", .key = 'd',
	400	.arg = "PLUGIN",
	401	.doc = "Disable a specific plugin", .group = 1 },
138 by Teddy Hogeborn * plugin-runner.c: Changed short option for "--global-env" to "-G",	402	{ .name = "enable", .key = 'e',
	403	.arg = "PLUGIN",
	404	.doc = "Enable a specific plugin", .group = 1 },
24.1.5 by Björn Påhlsson plugbasedclient:	405	{ .name = "plugin-dir", .key = 128,
31 by Teddy Hogeborn * plugins.d/plugbasedclient.c: Update include file comments.	406	.arg = "DIRECTORY",
	407	.doc = "Specify a different plugin directory", .group = 2 },
24.1.69 by Björn Påhlsson added configfile as a optional argument to plugin-runner	408	{ .name = "config-file", .key = 129,
	409	.arg = "FILE",
	410	.doc = "Specify a different configuration file", .group = 2 },
	411	{ .name = "userid", .key = 130,
	412	.arg = "ID", .flags = 0,
	413	.doc = "User ID the plugins will run as", .group = 3 },
	414	{ .name = "groupid", .key = 131,
	415	.arg = "ID", .flags = 0,
	416	.doc = "Group ID the plugins will run as", .group = 3 },
	417	{ .name = "debug", .key = 132,
	418	.doc = "Debug mode", .group = 4 },
738.1.1 by Teddy Hogeborn Add a plugin helper directory, available to all plugins.	419	{ .name = "plugin-helper-dir", .key = 133,
	420	.arg = "DIRECTORY",
	421	.doc = "Specify a different plugin helper directory",
	422	.group = 2 },
394 by Teddy Hogeborn Convert some programs to use the exit codes from <sysexits.h>. Change	423	/*
	424	* These reproduce what we would get without ARGP_NO_HELP
	425	*/
	426	{ .name = "help", .key = '?',
	427	.doc = "Give this help list", .group = -1 },
	428	{ .name = "usage", .key = -3,
	429	.doc = "Give a short usage message", .group = -1 },
	430	{ .name = "version", .key = 'V',
	431	.doc = "Print program version", .group = -1 },
24.1.1 by Björn Påhlsson Added syntax and support for plugbasedclient arguments and how they	432	{ .name = NULL }
	433	};
	434
534 by teddy at bsnet * plugin-runner.c (add_to_char_array): Added "nonnull" attribute.	435	__attribute__((nonnull(3)))
394 by Teddy Hogeborn Convert some programs to use the exit codes from <sysexits.h>. Change	436	error_t parse_opt(int key, char arg, struct argp_state state){
	437	errno = 0;
293 by Teddy Hogeborn * plugin-runner.c: Whitespace changes only.	438	switch(key){
360 by Teddy Hogeborn * plugin-runner.c (main): Move variables "tmpmax" and "tmp" into	439	char *tmp;
536 by Björn Påhlsson renamed some foomax values to what they actually represent	440	intmax_t tmp_id;
24.1.76 by Björn Påhlsson Rearranged so plugins and processes is the same thing	441	case 'g': /* --global-options */
394 by Teddy Hogeborn Convert some programs to use the exit codes from <sysexits.h>. Change	442	{
24.1.134 by Björn Påhlsson plugin-runner: Added support for empty string arguments	443	char *plugin_option;
	444	while((plugin_option = strsep(&arg, ",")) != NULL){
	445	if(not add_argument(getplugin(NULL), plugin_option)){
394 by Teddy Hogeborn Convert some programs to use the exit codes from <sysexits.h>. Change	446	break;
78 by Teddy Hogeborn Add feature to specify custom environment variables for plugins.	447	}
	448	}
672 by Teddy Hogeborn Update GCC warning flags and function attributes to GCC 4.7.	449	errno = 0;
78 by Teddy Hogeborn Add feature to specify custom environment variables for plugins.	450	}
	451	break;
138 by Teddy Hogeborn * plugin-runner.c: Changed short option for "--global-env" to "-G",	452	case 'G': /* --global-env */
672 by Teddy Hogeborn Update GCC warning flags and function attributes to GCC 4.7.	453	if(add_environment(getplugin(NULL), arg, true)){
	454	errno = 0;
	455	}
24.1.1 by Björn Påhlsson Added syntax and support for plugbasedclient arguments and how they	456	break;
24.1.76 by Björn Påhlsson Rearranged so plugins and processes is the same thing	457	case 'o': /* --options-for */
394 by Teddy Hogeborn Convert some programs to use the exit codes from <sysexits.h>. Change	458	{
	459	char *option_list = strchr(arg, ':');
	460	if(option_list == NULL){
	461	argp_error(state, "No colon in \"%s\"", arg);
	462	errno = EINVAL;
	463	break;
	464	}
	465	*option_list = '\0';
	466	option_list++;
	467	if(arg[0] == '\0'){
	468	argp_error(state, "Empty plugin name");
	469	errno = EINVAL;
	470	break;
	471	}
	472	char *option;
	473	while((option = strsep(&option_list, ",")) != NULL){
	474	if(not add_argument(getplugin(arg), option)){
	475	break;
24.1.50 by Björn Påhlsson changed from using strtok to strsep	476	}
31 by Teddy Hogeborn * plugins.d/plugbasedclient.c: Update include file comments.	477	}
672 by Teddy Hogeborn Update GCC warning flags and function attributes to GCC 4.7.	478	errno = 0;
24.1.1 by Björn Påhlsson Added syntax and support for plugbasedclient arguments and how they	479	}
	480	break;
138 by Teddy Hogeborn * plugin-runner.c: Changed short option for "--global-env" to "-G",	481	case 'E': /* --env-for */
78 by Teddy Hogeborn Add feature to specify custom environment variables for plugins.	482	{
	483	char *envdef = strchr(arg, ':');
	484	if(envdef == NULL){
394 by Teddy Hogeborn Convert some programs to use the exit codes from <sysexits.h>. Change	485	argp_error(state, "No colon in \"%s\"", arg);
	486	errno = EINVAL;
78 by Teddy Hogeborn Add feature to specify custom environment variables for plugins.	487	break;
	488	}
24.1.92 by Björn Påhlsson Several memory leaks detected by valgrind fixed	489	*envdef = '\0';
394 by Teddy Hogeborn Convert some programs to use the exit codes from <sysexits.h>. Change	490	envdef++;
	491	if(arg[0] == '\0'){
	492	argp_error(state, "Empty plugin name");
	493	errno = EINVAL;
	494	break;
78 by Teddy Hogeborn Add feature to specify custom environment variables for plugins.	495	}
672 by Teddy Hogeborn Update GCC warning flags and function attributes to GCC 4.7.	496	if(add_environment(getplugin(arg), envdef, true)){
	497	errno = 0;
	498	}
78 by Teddy Hogeborn Add feature to specify custom environment variables for plugins.	499	}
	500	break;
24.1.76 by Björn Påhlsson Rearranged so plugins and processes is the same thing	501	case 'd': /* --disable */
394 by Teddy Hogeborn Convert some programs to use the exit codes from <sysexits.h>. Change	502	{
24.1.76 by Björn Påhlsson Rearranged so plugins and processes is the same thing	503	plugin *p = getplugin(arg);
394 by Teddy Hogeborn Convert some programs to use the exit codes from <sysexits.h>. Change	504	if(p != NULL){
	505	p->disabled = true;
672 by Teddy Hogeborn Update GCC warning flags and function attributes to GCC 4.7.	506	errno = 0;
78 by Teddy Hogeborn Add feature to specify custom environment variables for plugins.	507	}
24.1.5 by Björn Påhlsson plugbasedclient:	508	}
24.1.5 by Björn Påhlsson plugbasedclient:	509	break;
138 by Teddy Hogeborn * plugin-runner.c: Changed short option for "--global-env" to "-G",	510	case 'e': /* --enable */
394 by Teddy Hogeborn Convert some programs to use the exit codes from <sysexits.h>. Change	511	{
138 by Teddy Hogeborn * plugin-runner.c: Changed short option for "--global-env" to "-G",	512	plugin *p = getplugin(arg);
394 by Teddy Hogeborn Convert some programs to use the exit codes from <sysexits.h>. Change	513	if(p != NULL){
	514	p->disabled = false;
672 by Teddy Hogeborn Update GCC warning flags and function attributes to GCC 4.7.	515	errno = 0;
138 by Teddy Hogeborn * plugin-runner.c: Changed short option for "--global-env" to "-G",	516	}
	517	}
	518	break;
24.1.76 by Björn Påhlsson Rearranged so plugins and processes is the same thing	519	case 128: /* --plugin-dir */
24.1.92 by Björn Påhlsson Several memory leaks detected by valgrind fixed	520	free(plugindir);
24.1.69 by Björn Påhlsson added configfile as a optional argument to plugin-runner	521	plugindir = strdup(arg);
672 by Teddy Hogeborn Update GCC warning flags and function attributes to GCC 4.7.	522	if(plugindir != NULL){
	523	errno = 0;
	524	}
24.1.5 by Björn Påhlsson plugbasedclient:	525	break;
24.1.76 by Björn Påhlsson Rearranged so plugins and processes is the same thing	526	case 129: /* --config-file */
137 by Teddy Hogeborn * plugin-runner.c (main/parse_opt): Removed code for "--config-file".	527	/* This is already done by parse_opt_config_file() */
	528	break;
24.1.76 by Björn Påhlsson Rearranged so plugins and processes is the same thing	529	case 130: /* --userid */
536 by Björn Påhlsson renamed some foomax values to what they actually represent	530	tmp_id = strtoimax(arg, &tmp, 10);
311 by Teddy Hogeborn Overflows are not detected by sscanf(), so stop using it:	531	if(errno != 0 or tmp == arg or *tmp != '\0'
536 by Björn Påhlsson renamed some foomax values to what they actually represent	532	or tmp_id != (uid_t)tmp_id){
394 by Teddy Hogeborn Convert some programs to use the exit codes from <sysexits.h>. Change	533	argp_error(state, "Bad user ID number: \"%s\", using %"
	534	PRIdMAX, arg, (intmax_t)uid);
	535	break;
264 by Teddy Hogeborn * plugin-runner.c (main): Use "sscanf" instead of "strtol"; using the	536	}
536 by Björn Påhlsson renamed some foomax values to what they actually represent	537	uid = (uid_t)tmp_id;
672 by Teddy Hogeborn Update GCC warning flags and function attributes to GCC 4.7.	538	errno = 0;
24.1.6 by Björn Påhlsson plugbasedclient	539	break;
24.1.76 by Björn Påhlsson Rearranged so plugins and processes is the same thing	540	case 131: /* --groupid */
536 by Björn Påhlsson renamed some foomax values to what they actually represent	541	tmp_id = strtoimax(arg, &tmp, 10);
311 by Teddy Hogeborn Overflows are not detected by sscanf(), so stop using it:	542	if(errno != 0 or tmp == arg or *tmp != '\0'
536 by Björn Påhlsson renamed some foomax values to what they actually represent	543	or tmp_id != (gid_t)tmp_id){
394 by Teddy Hogeborn Convert some programs to use the exit codes from <sysexits.h>. Change	544	argp_error(state, "Bad group ID number: \"%s\", using %"
	545	PRIdMAX, arg, (intmax_t)gid);
	546	break;
264 by Teddy Hogeborn * plugin-runner.c (main): Use "sscanf" instead of "strtol"; using the	547	}
536 by Björn Påhlsson renamed some foomax values to what they actually represent	548	gid = (gid_t)tmp_id;
672 by Teddy Hogeborn Update GCC warning flags and function attributes to GCC 4.7.	549	errno = 0;
24.1.6 by Björn Påhlsson plugbasedclient	550	break;
24.1.76 by Björn Påhlsson Rearranged so plugins and processes is the same thing	551	case 132: /* --debug */
31 by Teddy Hogeborn * plugins.d/plugbasedclient.c: Update include file comments.	552	debug = true;
	553	break;
738.1.1 by Teddy Hogeborn Add a plugin helper directory, available to all plugins.	554	case 133: /* --plugin-helper-dir */
	555	free(pluginhelperdir);
	556	pluginhelperdir = strdup(arg);
	557	if(pluginhelperdir != NULL){
	558	errno = 0;
	559	}
	560	break;
394 by Teddy Hogeborn Convert some programs to use the exit codes from <sysexits.h>. Change	561	/*
	562	* These reproduce what we would get without ARGP_NO_HELP
	563	*/
	564	case '?': /* --help */
	565	state->flags &= ~(unsigned int)ARGP_NO_EXIT; /* force exit */
	566	argp_state_help(state, state->out_stream, ARGP_HELP_STD_HELP);
	567	case -3: /* --usage */
	568	state->flags &= ~(unsigned int)ARGP_NO_EXIT; /* force exit */
	569	argp_state_help(state, state->out_stream,
	570	ARGP_HELP_USAGE \| ARGP_HELP_EXIT_OK);
	571	case 'V': /* --version */
	572	fprintf(state->out_stream, "%s\n", argp_program_version);
	573	exit(EXIT_SUCCESS);
	574	break;
264 by Teddy Hogeborn * plugin-runner.c (main): Use "sscanf" instead of "strtol"; using the	575	/*
	576	* When adding more options before this line, remember to also add a
	577	* "case" to the "parse_opt_config_file" function below.
	578	*/
24.1.1 by Björn Påhlsson Added syntax and support for plugbasedclient arguments and how they	579	case ARGP_KEY_ARG:
178 by Teddy Hogeborn * initramfs-tools-script: Fix permissions of "/tmp" in initrd.	580	/* Cryptsetup always passes an argument, which is an empty
	581	string if "none" was specified in /etc/crypttab. So if
	582	argument was empty, we ignore it silently. */
394 by Teddy Hogeborn Convert some programs to use the exit codes from <sysexits.h>. Change	583	if(arg[0] == '\0'){
	584	break;
178 by Teddy Hogeborn * initramfs-tools-script: Fix permissions of "/tmp" in initrd.	585	}
24.1.1 by Björn Påhlsson Added syntax and support for plugbasedclient arguments and how they	586	default:
	587	return ARGP_ERR_UNKNOWN;
	588	}
394 by Teddy Hogeborn Convert some programs to use the exit codes from <sysexits.h>. Change	589	return errno; /* Set to 0 at start */
24.1.1 by Björn Påhlsson Added syntax and support for plugbasedclient arguments and how they	590	}
31 by Teddy Hogeborn * plugins.d/plugbasedclient.c: Update include file comments.	591
137 by Teddy Hogeborn * plugin-runner.c (main/parse_opt): Removed code for "--config-file".	592	/* This option parser is the same as parse_opt() above, except it
	593	ignores everything but the --config-file option. */
266 by Teddy Hogeborn * plugin-runner.c: Only space changes.	594	error_t parse_opt_config_file(int key, char *arg,
	595	__attribute__((unused))
293 by Teddy Hogeborn * plugin-runner.c: Whitespace changes only.	596	struct argp_state *state){
394 by Teddy Hogeborn Convert some programs to use the exit codes from <sysexits.h>. Change	597	errno = 0;
293 by Teddy Hogeborn * plugin-runner.c: Whitespace changes only.	598	switch(key){
137 by Teddy Hogeborn * plugin-runner.c (main/parse_opt): Removed code for "--config-file".	599	case 'g': /* --global-options */
138 by Teddy Hogeborn * plugin-runner.c: Changed short option for "--global-env" to "-G",	600	case 'G': /* --global-env */
137 by Teddy Hogeborn * plugin-runner.c (main/parse_opt): Removed code for "--config-file".	601	case 'o': /* --options-for */
138 by Teddy Hogeborn * plugin-runner.c: Changed short option for "--global-env" to "-G",	602	case 'E': /* --env-for */
137 by Teddy Hogeborn * plugin-runner.c (main/parse_opt): Removed code for "--config-file".	603	case 'd': /* --disable */
138 by Teddy Hogeborn * plugin-runner.c: Changed short option for "--global-env" to "-G",	604	case 'e': /* --enable */
137 by Teddy Hogeborn * plugin-runner.c (main/parse_opt): Removed code for "--config-file".	605	case 128: /* --plugin-dir */
	606	break;
	607	case 129: /* --config-file */
24.1.92 by Björn Påhlsson Several memory leaks detected by valgrind fixed	608	free(argfile);
137 by Teddy Hogeborn * plugin-runner.c (main/parse_opt): Removed code for "--config-file".	609	argfile = strdup(arg);
672 by Teddy Hogeborn Update GCC warning flags and function attributes to GCC 4.7.	610	if(argfile != NULL){
	611	errno = 0;
	612	}
355 by Teddy Hogeborn * mandos: White-space fixes only.	613	break;
137 by Teddy Hogeborn * plugin-runner.c (main/parse_opt): Removed code for "--config-file".	614	case 130: /* --userid */
	615	case 131: /* --groupid */
	616	case 132: /* --debug */
738.1.1 by Teddy Hogeborn Add a plugin helper directory, available to all plugins.	617	case 133: /* --plugin-helper-dir */
394 by Teddy Hogeborn Convert some programs to use the exit codes from <sysexits.h>. Change	618	case '?': /* --help */
	619	case -3: /* --usage */
	620	case 'V': /* --version */
137 by Teddy Hogeborn * plugin-runner.c (main/parse_opt): Removed code for "--config-file".	621	case ARGP_KEY_ARG:
	622	break;
	623	default:
	624	return ARGP_ERR_UNKNOWN;
	625	}
394 by Teddy Hogeborn Convert some programs to use the exit codes from <sysexits.h>. Change	626	return errno;
137 by Teddy Hogeborn * plugin-runner.c (main/parse_opt): Removed code for "--config-file".	627	}
	628
	629	struct argp argp = { .options = options,
	630	.parser = parse_opt_config_file,
136 by Teddy Hogeborn * plugin-runner.c (add_environment): Override existing environment	631	.args_doc = "",
31 by Teddy Hogeborn * plugins.d/plugbasedclient.c: Update include file comments.	632	.doc = "Mandos plugin runner -- Run plugins" };
	633
265 by Teddy Hogeborn * plugin-runner.c (main): Bug fix; do not accept a "d" character after	634	/* Parse using parse_opt_config_file() in order to get the custom
137 by Teddy Hogeborn * plugin-runner.c (main/parse_opt): Removed code for "--config-file".	635	config file location, if any. */
394 by Teddy Hogeborn Convert some programs to use the exit codes from <sysexits.h>. Change	636	ret = argp_parse(&argp, argc, argv,
	637	ARGP_IN_ORDER \| ARGP_NO_EXIT \| ARGP_NO_HELP,
	638	NULL, NULL);
	639	switch(ret){
	640	case 0:
	641	break;
	642	case ENOMEM:
	643	default:
	644	errno = ret;
24.1.155 by Björn Påhlsson mandos server: Added debuglevel that adjust at what level information	645	error(0, errno, "argp_parse");
394 by Teddy Hogeborn Convert some programs to use the exit codes from <sysexits.h>. Change	646	exitstatus = EX_OSERR;
	647	goto fallback;
	648	case EINVAL:
	649	exitstatus = EX_USAGE;
137 by Teddy Hogeborn * plugin-runner.c (main/parse_opt): Removed code for "--config-file".	650	goto fallback;
	651	}
	652
	653	/* Reset to the normal argument parser */
	654	argp.parser = parse_opt;
	655
136 by Teddy Hogeborn * plugin-runner.c (add_environment): Override existing environment	656	/* Open the configfile if available */
266 by Teddy Hogeborn * plugin-runner.c: Only space changes.	657	if(argfile == NULL){
24.1.69 by Björn Påhlsson added configfile as a optional argument to plugin-runner	658	conffp = fopen(AFILE, "r");
	659	} else {
	660	conffp = fopen(argfile, "r");
355 by Teddy Hogeborn * mandos: White-space fixes only.	661	}
24.1.51 by Björn Påhlsson Added configuration files support for mandos-client	662	if(conffp != NULL){
	663	char *org_line = NULL;
24.1.54 by Björn Påhlsson plugin-runner	664	char p, arg, new_arg, line;
24.1.51 by Björn Påhlsson Added configuration files support for mandos-client	665	size_t size = 0;
	666	const char whitespace_delims[] = " \r\t\f\v\n";
	667	const char comment_delim[] = "#";
312 by Teddy Hogeborn * plugin-runner.c: Whitespace changes only.	668
24.1.67 by Björn Påhlsson transformed a function to a part of main	669	custom_argc = 1;
	670	custom_argv = malloc(sizeof(char) 2);
	671	if(custom_argv == NULL){
24.1.155 by Björn Påhlsson mandos server: Added debuglevel that adjust at what level information	672	error(0, errno, "malloc");
399 by Teddy Hogeborn * Makefile (BROKEN_PIE): Add comment.	673	exitstatus = EX_OSERR;
24.1.67 by Björn Påhlsson transformed a function to a part of main	674	goto fallback;
	675	}
	676	custom_argv[0] = argv[0];
	677	custom_argv[1] = NULL;
312 by Teddy Hogeborn * plugin-runner.c: Whitespace changes only.	678
133 by Teddy Hogeborn * plugin-runner.c: Break a couple of long lines.	679	/* for each line in the config file, strip whitespace and ignore
	680	commented text */
24.1.51 by Björn Påhlsson Added configuration files support for mandos-client	681	while(true){
	682	sret = getline(&org_line, &size, conffp);
	683	if(sret == -1){
	684	break;
	685	}
312 by Teddy Hogeborn * plugin-runner.c: Whitespace changes only.	686
24.1.51 by Björn Påhlsson Added configuration files support for mandos-client	687	line = org_line;
	688	arg = strsep(&line, comment_delim);
	689	while((p = strsep(&arg, whitespace_delims)) != NULL){
	690	if(p[0] == '\0'){
	691	continue;
	692	}
	693	new_arg = strdup(p);
24.1.69 by Björn Påhlsson added configfile as a optional argument to plugin-runner	694	if(new_arg == NULL){
24.1.155 by Björn Påhlsson mandos server: Added debuglevel that adjust at what level information	695	error(0, errno, "strdup");
399 by Teddy Hogeborn * Makefile (BROKEN_PIE): Add comment.	696	exitstatus = EX_OSERR;
24.1.69 by Björn Påhlsson added configfile as a optional argument to plugin-runner	697	free(org_line);
	698	goto fallback;
	699	}
	700
24.1.67 by Björn Påhlsson transformed a function to a part of main	701	custom_argc += 1;
666 by Teddy Hogeborn Bug fix: Free all memory and give better messages when memory is full.	702	{
	703	char *new_argv = realloc(custom_argv, sizeof(char )
	704	* ((unsigned int)
	705	custom_argc + 1));
	706	if(new_argv == NULL){
	707	error(0, errno, "realloc");
	708	exitstatus = EX_OSERR;
	709	free(new_arg);
	710	free(org_line);
	711	goto fallback;
	712	} else {
	713	custom_argv = new_argv;
	714	}
24.1.51 by Björn Påhlsson Added configuration files support for mandos-client	715	}
24.1.67 by Björn Påhlsson transformed a function to a part of main	716	custom_argv[custom_argc-1] = new_arg;
355 by Teddy Hogeborn * mandos: White-space fixes only.	717	custom_argv[custom_argc] = NULL;
24.1.51 by Björn Påhlsson Added configuration files support for mandos-client	718	}
	719	}
363 by Teddy Hogeborn * plugin-runner.c: Minor stylistic changes.	720	do {
359 by Teddy Hogeborn * plugins-runner.c (main): Bug fix: Close config file.	721	ret = fclose(conffp);
363 by Teddy Hogeborn * plugin-runner.c: Minor stylistic changes.	722	} while(ret == EOF and errno == EINTR);
359 by Teddy Hogeborn * plugins-runner.c (main): Bug fix: Close config file.	723	if(ret == EOF){
24.1.155 by Björn Påhlsson mandos server: Added debuglevel that adjust at what level information	724	error(0, errno, "fclose");
399 by Teddy Hogeborn * Makefile (BROKEN_PIE): Add comment.	725	exitstatus = EX_IOERR;
359 by Teddy Hogeborn * plugins-runner.c (main): Bug fix: Close config file.	726	goto fallback;
	727	}
24.1.51 by Björn Påhlsson Added configuration files support for mandos-client	728	free(org_line);
136 by Teddy Hogeborn * plugin-runner.c (add_environment): Override existing environment	729	} else {
24.1.52 by Björn Påhlsson merge + minor adjustments	730	/* Check for harmful errors and go to fallback. Other errors might
24.1.52 by Björn Påhlsson merge + minor adjustments	731	not affect opening plugins */
266 by Teddy Hogeborn * plugin-runner.c: Only space changes.	732	if(errno == EMFILE or errno == ENFILE or errno == ENOMEM){
24.1.155 by Björn Påhlsson mandos server: Added debuglevel that adjust at what level information	733	error(0, errno, "fopen");
402 by Teddy Hogeborn * mandos (Client.disable): Rename keyword argument "log" to "quiet",	734	exitstatus = EX_OSERR;
24.1.54 by Björn Påhlsson plugin-runner	735	goto fallback;
24.1.8 by Björn Påhlsson plugbasedclient	736	}
24.1.51 by Björn Påhlsson Added configuration files support for mandos-client	737	}
394 by Teddy Hogeborn Convert some programs to use the exit codes from <sysexits.h>. Change	738	/* If there were any arguments from the configuration file, pass
	739	them to parser as command line arguments */
24.1.51 by Björn Påhlsson Added configuration files support for mandos-client	740	if(custom_argv != NULL){
394 by Teddy Hogeborn Convert some programs to use the exit codes from <sysexits.h>. Change	741	ret = argp_parse(&argp, custom_argc, custom_argv,
	742	ARGP_IN_ORDER \| ARGP_NO_EXIT \| ARGP_NO_HELP,
	743	NULL, NULL);
	744	switch(ret){
	745	case 0:
	746	break;
	747	case ENOMEM:
	748	default:
	749	errno = ret;
24.1.155 by Björn Påhlsson mandos server: Added debuglevel that adjust at what level information	750	error(0, errno, "argp_parse");
394 by Teddy Hogeborn Convert some programs to use the exit codes from <sysexits.h>. Change	751	exitstatus = EX_OSERR;
	752	goto fallback;
	753	case EINVAL:
	754	exitstatus = EX_CONFIG;
24.1.54 by Björn Påhlsson plugin-runner	755	goto fallback;
24.1.26 by Björn Påhlsson tally count of used symbols	756	}
24.1.8 by Björn Påhlsson plugbasedclient	757	}
24.1.8 by Björn Påhlsson plugbasedclient	758
136 by Teddy Hogeborn * plugin-runner.c (add_environment): Override existing environment	759	/* Parse actual command line arguments, to let them override the
	760	config file */
394 by Teddy Hogeborn Convert some programs to use the exit codes from <sysexits.h>. Change	761	ret = argp_parse(&argp, argc, argv,
	762	ARGP_IN_ORDER \| ARGP_NO_EXIT \| ARGP_NO_HELP,
	763	NULL, NULL);
	764	switch(ret){
	765	case 0:
	766	break;
	767	case ENOMEM:
	768	default:
	769	errno = ret;
24.1.155 by Björn Påhlsson mandos server: Added debuglevel that adjust at what level information	770	error(0, errno, "argp_parse");
394 by Teddy Hogeborn Convert some programs to use the exit codes from <sysexits.h>. Change	771	exitstatus = EX_OSERR;
	772	goto fallback;
	773	case EINVAL:
	774	exitstatus = EX_USAGE;
136 by Teddy Hogeborn * plugin-runner.c (add_environment): Override existing environment	775	goto fallback;
	776	}
	777
738.1.1 by Teddy Hogeborn Add a plugin helper directory, available to all plugins.	778	{
	779	char *pluginhelperenv;
	780	bool bret = true;
	781	ret = asprintf(&pluginhelperenv, "MANDOSPLUGINHELPERDIR=%s",
	782	pluginhelperdir != NULL ? pluginhelperdir : PHDIR);
	783	if(ret != -1){
	784	bret = add_environment(getplugin(NULL), pluginhelperenv, true);
	785	}
	786	if(ret == -1 or not bret){
	787	error(0, errno, "Failed to set MANDOSPLUGINHELPERDIR"
	788	" environment variable to \"%s\" for all plugins\n",
	789	pluginhelperdir != NULL ? pluginhelperdir : PHDIR);
	790	}
	791	if(ret != -1){
	792	free(pluginhelperenv);
	793	}
	794	}
	795
31 by Teddy Hogeborn * plugins.d/plugbasedclient.c: Update include file comments.	796	if(debug){
	797	for(plugin *p = plugin_list; p != NULL; p=p->next){
	798	fprintf(stderr, "Plugin: %s has %d arguments\n",
32 by Teddy Hogeborn * plugins.d/plugbasedclient.c (set_cloexec_flag): New function.	799	p->name ? p->name : "Global", p->argc - 1);
31 by Teddy Hogeborn * plugins.d/plugbasedclient.c: Update include file comments.	800	for(char *a = p->argv; a != NULL; a++){
	801	fprintf(stderr, "\tArg: %s\n", *a);
	802	}
268 by Teddy Hogeborn Fixes for sscanf usage:	803	fprintf(stderr, "...and %d environment variables\n", p->envc);
78 by Teddy Hogeborn Add feature to specify custom environment variables for plugins.	804	for(char *a = p->environ; a != NULL; a++){
	805	fprintf(stderr, "\t%s\n", *a);
	806	}
31 by Teddy Hogeborn * plugins.d/plugbasedclient.c: Update include file comments.	807	}
	808	}
136 by Teddy Hogeborn * plugin-runner.c (add_environment): Override existing environment	809
505.3.11 by Teddy Hogeborn * Makefile (run-client): Add "--network-hook-dir" option.	810	if(getuid() == 0){
487 by Teddy Hogeborn * initramfs-tools-script: Abort if plugin-runner is missing. Removed	811	/* Work around Debian bug #633582:
	812	<http://bugs.debian.org/633582> */
	813	int plugindir_fd = open(/* plugindir or */ PDIR, O_RDONLY);
	814	if(plugindir_fd == -1){
675 by Teddy Hogeborn Use openat() etc. in plugin-runner. Also one less useless warning.	815	if(errno != ENOENT){
	816	error(0, errno, "open(\"" PDIR "\")");
	817	}
487 by Teddy Hogeborn * initramfs-tools-script: Abort if plugin-runner is missing. Removed	818	} else {
	819	ret = (int)TEMP_FAILURE_RETRY(fstat(plugindir_fd, &st));
	820	if(ret == -1){
	821	error(0, errno, "fstat");
	822	} else {
	823	if(S_ISDIR(st.st_mode) and st.st_uid == 0 and st.st_gid == 0){
	824	ret = fchown(plugindir_fd, uid, gid);
	825	if(ret == -1){
	826	error(0, errno, "fchown");
	827	}
	828	}
	829	}
774 by Teddy Hogeborn Don't use TEMP_FAILURE_RETRY around close().	830	close(plugindir_fd);
487 by Teddy Hogeborn * initramfs-tools-script: Abort if plugin-runner is missing. Removed	831	}
	832	}
	833
	834	/* Lower permissions */
620 by Teddy Hogeborn * plugin-runner.c (main): Bug fix; do not ignore return value of	835	ret = setgid(gid);
299 by Teddy Hogeborn * plugin-runner.c (main): Bug fix: Do setgid before setuid.	836	if(ret == -1){
24.1.155 by Björn Påhlsson mandos server: Added debuglevel that adjust at what level information	837	error(0, errno, "setgid");
299 by Teddy Hogeborn * plugin-runner.c (main): Bug fix: Do setgid before setuid.	838	}
24.1.6 by Björn Påhlsson plugbasedclient	839	ret = setuid(uid);
266 by Teddy Hogeborn * plugin-runner.c: Only space changes.	840	if(ret == -1){
24.1.155 by Björn Påhlsson mandos server: Added debuglevel that adjust at what level information	841	error(0, errno, "setuid");
24.1.6 by Björn Påhlsson plugbasedclient	842	}
136 by Teddy Hogeborn * plugin-runner.c (add_environment): Override existing environment	843
384 by Teddy Hogeborn * plugin-runner.c (main): Use the O_CLOEXEC flag, if available, when	844	/* Open plugin directory with close_on_exec flag */
34 by Teddy Hogeborn * plugbasedclient.c (main): Check if plugin dir could be opened. Set	845	{
675 by Teddy Hogeborn Use openat() etc. in plugin-runner. Also one less useless warning.	846	dir_fd = open(plugindir != NULL ? plugindir : PDIR, O_RDONLY \|
	847	#ifdef O_CLOEXEC
	848	O_CLOEXEC
	849	#else /* not O_CLOEXEC */
	850	0
	851	#endif /* not O_CLOEXEC */
	852	);
384 by Teddy Hogeborn * plugin-runner.c (main): Use the O_CLOEXEC flag, if available, when	853	if(dir_fd == -1){
24.1.155 by Björn Påhlsson mandos server: Added debuglevel that adjust at what level information	854	error(0, errno, "Could not open plugin dir");
399 by Teddy Hogeborn * Makefile (BROKEN_PIE): Add comment.	855	exitstatus = EX_UNAVAILABLE;
384 by Teddy Hogeborn * plugin-runner.c (main): Use the O_CLOEXEC flag, if available, when	856	goto fallback;
	857	}
	858
	859	#ifndef O_CLOEXEC
	860	/* Set the FD_CLOEXEC flag on the directory */
	861	ret = set_cloexec_flag(dir_fd);
	862	if(ret < 0){
24.1.155 by Björn Påhlsson mandos server: Added debuglevel that adjust at what level information	863	error(0, errno, "set_cloexec_flag");
399 by Teddy Hogeborn * Makefile (BROKEN_PIE): Add comment.	864	exitstatus = EX_OSERR;
384 by Teddy Hogeborn * plugin-runner.c (main): Use the O_CLOEXEC flag, if available, when	865	goto fallback;
	866	}
	867	#endif /* O_CLOEXEC */
703 by Teddy Hogeborn In plugin-runner, do scandirat() or scandir() instead of readdir().	868	}
	869
	870	int good_name(const struct dirent * const dirent){
	871	const char * const patterns[] = { ".", "##", "~", ".dpkg-new",
	872	".dpkg-old", ".dpkg-bak",
	873	"*.dpkg-divert", NULL };
	874	#ifdef __GNUC__
	875	#pragma GCC diagnostic push
	876	#pragma GCC diagnostic ignored "-Wcast-qual"
	877	#endif
	878	for(const char pat = (const char )patterns;
	879	*pat != NULL; pat++){
	880	#ifdef __GNUC__
	881	#pragma GCC diagnostic pop
	882	#endif
	883	if(fnmatch(*pat, dirent->d_name, FNM_FILE_NAME \| FNM_PERIOD)
	884	!= FNM_NOMATCH){
	885	if(debug){
	886	fprintf(stderr, "Ignoring plugin dir entry \"%s\""
	887	" matching pattern %s\n", dirent->d_name, *pat);
	888	}
	889	return 0;
	890	}
34 by Teddy Hogeborn * plugbasedclient.c (main): Check if plugin dir could be opened. Set	891	}
703 by Teddy Hogeborn In plugin-runner, do scandirat() or scandir() instead of readdir().	892	return 1;
	893	}
	894
	895	#ifdef __GLIBC__
	896	#if __GLIBC_PREREQ(2, 15)
	897	int numplugins = scandirat(dir_fd, ".", &direntries, good_name,
	898	alphasort);
	899	#else /* not __GLIBC_PREREQ(2, 15) */
	900	int numplugins = scandir(plugindir != NULL ? plugindir : PDIR,
	901	&direntries, good_name, alphasort);
	902	#endif /* not __GLIBC_PREREQ(2, 15) */
	903	#else /* not __GLIBC__ */
	904	int numplugins = scandir(plugindir != NULL ? plugindir : PDIR,
	905	&direntries, good_name, alphasort);
	906	#endif /* not __GLIBC__ */
	907	if(numplugins == -1){
	908	error(0, errno, "Could not scan plugin dir");
705 by Teddy Hogeborn plugin-runner: Release memory and close FD's correctly in all cases.	909	direntries = NULL;
703 by Teddy Hogeborn In plugin-runner, do scandirat() or scandir() instead of readdir().	910	exitstatus = EX_OSERR;
	911	goto fallback;
34 by Teddy Hogeborn * plugbasedclient.c (main): Check if plugin dir could be opened. Set	912	}
24.1.1 by Björn Påhlsson Added syntax and support for plugbasedclient arguments and how they	913
31 by Teddy Hogeborn * plugins.d/plugbasedclient.c: Update include file comments.	914	FD_ZERO(&rfds_all);
136 by Teddy Hogeborn * plugin-runner.c (add_environment): Override existing environment	915
24.1.76 by Björn Påhlsson Rearranged so plugins and processes is the same thing	916	/* Read and execute any executable in the plugin directory*/
703 by Teddy Hogeborn In plugin-runner, do scandirat() or scandir() instead of readdir().	917	for(int i = 0; i < numplugins; i++){
	918
	919	int plugin_fd = openat(dir_fd, direntries[i]->d_name, O_RDONLY);
675 by Teddy Hogeborn Use openat() etc. in plugin-runner. Also one less useless warning.	920	if(plugin_fd == -1){
	921	error(0, errno, "Could not open plugin");
716 by Teddy Hogeborn plugin-runner: Bug Fix: Fix some memory leaks.	922	free(direntries[i]);
675 by Teddy Hogeborn Use openat() etc. in plugin-runner. Also one less useless warning.	923	continue;
169 by Teddy Hogeborn * plugin-runner.c (main): Bug fix: use built-in default value if	924	}
675 by Teddy Hogeborn Use openat() etc. in plugin-runner. Also one less useless warning.	925	ret = (int)TEMP_FAILURE_RETRY(fstat(plugin_fd, &st));
266 by Teddy Hogeborn * plugin-runner.c: Only space changes.	926	if(ret == -1){
24.1.155 by Björn Påhlsson mandos server: Added debuglevel that adjust at what level information	927	error(0, errno, "stat");
774 by Teddy Hogeborn Don't use TEMP_FAILURE_RETRY around close().	928	close(plugin_fd);
716 by Teddy Hogeborn plugin-runner: Bug Fix: Fix some memory leaks.	929	free(direntries[i]);
24.1.46 by Björn Påhlsson mandos-client	930	continue;
24.1.26 by Björn Påhlsson tally count of used symbols	931	}
312 by Teddy Hogeborn * plugin-runner.c: Whitespace changes only.	932
24.1.76 by Björn Påhlsson Rearranged so plugins and processes is the same thing	933	/* Ignore non-executable files */
362 by Teddy Hogeborn * plugin-runner.c (getplugin, add_environment, main): Handle EINTR	934	if(not S_ISREG(st.st_mode)
703 by Teddy Hogeborn In plugin-runner, do scandirat() or scandir() instead of readdir().	935	or (TEMP_FAILURE_RETRY(faccessat(dir_fd, direntries[i]->d_name,
	936	X_OK, 0)) != 0)){
31 by Teddy Hogeborn * plugins.d/plugbasedclient.c: Update include file comments.	937	if(debug){
675 by Teddy Hogeborn Use openat() etc. in plugin-runner. Also one less useless warning.	938	fprintf(stderr, "Ignoring plugin dir entry \"%s/%s\""
	939	" with bad type or mode\n",
703 by Teddy Hogeborn In plugin-runner, do scandirat() or scandir() instead of readdir().	940	plugindir != NULL ? plugindir : PDIR,
	941	direntries[i]->d_name);
31 by Teddy Hogeborn * plugins.d/plugbasedclient.c: Update include file comments.	942	}
774 by Teddy Hogeborn Don't use TEMP_FAILURE_RETRY around close().	943	close(plugin_fd);
716 by Teddy Hogeborn plugin-runner: Bug Fix: Fix some memory leaks.	944	free(direntries[i]);
31 by Teddy Hogeborn * plugins.d/plugbasedclient.c: Update include file comments.	945	continue;
	946	}
24.1.76 by Björn Påhlsson Rearranged so plugins and processes is the same thing	947
703 by Teddy Hogeborn In plugin-runner, do scandirat() or scandir() instead of readdir().	948	plugin *p = getplugin(direntries[i]->d_name);
78 by Teddy Hogeborn Add feature to specify custom environment variables for plugins.	949	if(p == NULL){
24.1.155 by Björn Påhlsson mandos server: Added debuglevel that adjust at what level information	950	error(0, errno, "getplugin");
774 by Teddy Hogeborn Don't use TEMP_FAILURE_RETRY around close().	951	close(plugin_fd);
716 by Teddy Hogeborn plugin-runner: Bug Fix: Fix some memory leaks.	952	free(direntries[i]);
78 by Teddy Hogeborn Add feature to specify custom environment variables for plugins.	953	continue;
	954	}
	955	if(p->disabled){
31 by Teddy Hogeborn * plugins.d/plugbasedclient.c: Update include file comments.	956	if(debug){
34 by Teddy Hogeborn * plugbasedclient.c (main): Check if plugin dir could be opened. Set	957	fprintf(stderr, "Ignoring disabled plugin \"%s\"\n",
703 by Teddy Hogeborn In plugin-runner, do scandirat() or scandir() instead of readdir().	958	direntries[i]->d_name);
31 by Teddy Hogeborn * plugins.d/plugbasedclient.c: Update include file comments.	959	}
774 by Teddy Hogeborn Don't use TEMP_FAILURE_RETRY around close().	960	close(plugin_fd);
716 by Teddy Hogeborn plugin-runner: Bug Fix: Fix some memory leaks.	961	free(direntries[i]);
31 by Teddy Hogeborn * plugins.d/plugbasedclient.c: Update include file comments.	962	continue;
	963	}
32 by Teddy Hogeborn * plugins.d/plugbasedclient.c (set_cloexec_flag): New function.	964	{
	965	/* Add global arguments to argument list for this plugin */
24.1.76 by Björn Påhlsson Rearranged so plugins and processes is the same thing	966	plugin *g = getplugin(NULL);
78 by Teddy Hogeborn Add feature to specify custom environment variables for plugins.	967	if(g != NULL){
	968	for(char *a = g->argv + 1; a != NULL; a++){
	969	if(not add_argument(p, *a)){
24.1.155 by Björn Påhlsson mandos server: Added debuglevel that adjust at what level information	970	error(0, errno, "add_argument");
78 by Teddy Hogeborn Add feature to specify custom environment variables for plugins.	971	}
	972	}
	973	/* Add global environment variables */
	974	for(char *e = g->environ; e != NULL; e++){
136 by Teddy Hogeborn * plugin-runner.c (add_environment): Override existing environment	975	if(not add_environment(p, *e, false)){
24.1.155 by Björn Påhlsson mandos server: Added debuglevel that adjust at what level information	976	error(0, errno, "add_environment");
78 by Teddy Hogeborn Add feature to specify custom environment variables for plugins.	977	}
	978	}
	979	}
	980	}
675 by Teddy Hogeborn Use openat() etc. in plugin-runner. Also one less useless warning.	981	/* If this plugin has any environment variables, we need to
	982	duplicate the environment from this process, too. */
78 by Teddy Hogeborn Add feature to specify custom environment variables for plugins.	983	if(p->environ[0] != NULL){
	984	for(char *e = environ; e != NULL; e++){
136 by Teddy Hogeborn * plugin-runner.c (add_environment): Override existing environment	985	if(not add_environment(p, *e, false)){
24.1.155 by Björn Påhlsson mandos server: Added debuglevel that adjust at what level information	986	error(0, errno, "add_environment");
78 by Teddy Hogeborn Add feature to specify custom environment variables for plugins.	987	}
	988	}
	989	}
	990
98 by Teddy Hogeborn * plugin-runner.c (getplugin): Only copy "name" if not NULL. Free	991	int pipefd[2];
703 by Teddy Hogeborn In plugin-runner, do scandirat() or scandir() instead of readdir().	992	#ifndef O_CLOEXEC
367 by Teddy Hogeborn * init.d-mandos: Bug fix: Correct the LSB header.	993	ret = (int)TEMP_FAILURE_RETRY(pipe(pipefd));
703 by Teddy Hogeborn In plugin-runner, do scandirat() or scandir() instead of readdir().	994	#else /* O_CLOEXEC */
	995	ret = (int)TEMP_FAILURE_RETRY(pipe2(pipefd, O_CLOEXEC));
	996	#endif /* O_CLOEXEC */
266 by Teddy Hogeborn * plugin-runner.c: Only space changes.	997	if(ret == -1){
24.1.155 by Björn Påhlsson mandos server: Added debuglevel that adjust at what level information	998	error(0, errno, "pipe");
399 by Teddy Hogeborn * Makefile (BROKEN_PIE): Add comment.	999	exitstatus = EX_OSERR;
716 by Teddy Hogeborn plugin-runner: Bug Fix: Fix some memory leaks.	1000	free(direntries[i]);
24.1.54 by Björn Påhlsson plugin-runner	1001	goto fallback;
34 by Teddy Hogeborn * plugbasedclient.c (main): Check if plugin dir could be opened. Set	1002	}
702 by Teddy Hogeborn In plugin-runner, protect against a larger FD_SETSIZE than fd_set.	1003	if(pipefd[0] >= FD_SETSIZE){
	1004	fprintf(stderr, "pipe()[0] (%d) >= FD_SETSIZE (%d)", pipefd[0],
	1005	FD_SETSIZE);
774 by Teddy Hogeborn Don't use TEMP_FAILURE_RETRY around close().	1006	close(pipefd[0]);
	1007	close(pipefd[1]);
702 by Teddy Hogeborn In plugin-runner, protect against a larger FD_SETSIZE than fd_set.	1008	exitstatus = EX_OSERR;
716 by Teddy Hogeborn plugin-runner: Bug Fix: Fix some memory leaks.	1009	free(direntries[i]);
702 by Teddy Hogeborn In plugin-runner, protect against a larger FD_SETSIZE than fd_set.	1010	goto fallback;
	1011	}
703 by Teddy Hogeborn In plugin-runner, do scandirat() or scandir() instead of readdir().	1012	#ifndef O_CLOEXEC
24.1.76 by Björn Påhlsson Rearranged so plugins and processes is the same thing	1013	/* Ask OS to automatic close the pipe on exec */
34 by Teddy Hogeborn * plugbasedclient.c (main): Check if plugin dir could be opened. Set	1014	ret = set_cloexec_flag(pipefd[0]);
	1015	if(ret < 0){
24.1.155 by Björn Påhlsson mandos server: Added debuglevel that adjust at what level information	1016	error(0, errno, "set_cloexec_flag");
774 by Teddy Hogeborn Don't use TEMP_FAILURE_RETRY around close().	1017	close(pipefd[0]);
	1018	close(pipefd[1]);
399 by Teddy Hogeborn * Makefile (BROKEN_PIE): Add comment.	1019	exitstatus = EX_OSERR;
716 by Teddy Hogeborn plugin-runner: Bug Fix: Fix some memory leaks.	1020	free(direntries[i]);
24.1.54 by Björn Påhlsson plugin-runner	1021	goto fallback;
34 by Teddy Hogeborn * plugbasedclient.c (main): Check if plugin dir could be opened. Set	1022	}
	1023	ret = set_cloexec_flag(pipefd[1]);
	1024	if(ret < 0){
24.1.155 by Björn Påhlsson mandos server: Added debuglevel that adjust at what level information	1025	error(0, errno, "set_cloexec_flag");
774 by Teddy Hogeborn Don't use TEMP_FAILURE_RETRY around close().	1026	close(pipefd[0]);
	1027	close(pipefd[1]);
399 by Teddy Hogeborn * Makefile (BROKEN_PIE): Add comment.	1028	exitstatus = EX_OSERR;
716 by Teddy Hogeborn plugin-runner: Bug Fix: Fix some memory leaks.	1029	free(direntries[i]);
24.1.54 by Björn Påhlsson plugin-runner	1030	goto fallback;
34 by Teddy Hogeborn * plugbasedclient.c (main): Check if plugin dir could be opened. Set	1031	}
703 by Teddy Hogeborn In plugin-runner, do scandirat() or scandir() instead of readdir().	1032	#endif /* not O_CLOEXEC */
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	1033	/* Block SIGCHLD until process is safely in process list */
367 by Teddy Hogeborn * init.d-mandos: Bug fix: Correct the LSB header.	1034	ret = (int)TEMP_FAILURE_RETRY(sigprocmask(SIG_BLOCK,
	1035	&sigchld_action.sa_mask,
	1036	NULL));
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	1037	if(ret < 0){
24.1.155 by Björn Påhlsson mandos server: Added debuglevel that adjust at what level information	1038	error(0, errno, "sigprocmask");
399 by Teddy Hogeborn * Makefile (BROKEN_PIE): Add comment.	1039	exitstatus = EX_OSERR;
716 by Teddy Hogeborn plugin-runner: Bug Fix: Fix some memory leaks.	1040	free(direntries[i]);
24.1.54 by Björn Påhlsson plugin-runner	1041	goto fallback;
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	1042	}
136 by Teddy Hogeborn * plugin-runner.c (add_environment): Override existing environment	1043	/* Starting a new process to be watched */
362 by Teddy Hogeborn * plugin-runner.c (getplugin, add_environment, main): Handle EINTR	1044	pid_t pid;
363 by Teddy Hogeborn * plugin-runner.c: Minor stylistic changes.	1045	do {
362 by Teddy Hogeborn * plugin-runner.c (getplugin, add_environment, main): Handle EINTR	1046	pid = fork();
363 by Teddy Hogeborn * plugin-runner.c: Minor stylistic changes.	1047	} while(pid == -1 and errno == EINTR);
24.1.46 by Björn Påhlsson mandos-client	1048	if(pid == -1){
24.1.155 by Björn Påhlsson mandos server: Added debuglevel that adjust at what level information	1049	error(0, errno, "fork");
701 by Teddy Hogeborn plugin-runner: Restore resources correctly if fork() fails.	1050	TEMP_FAILURE_RETRY(sigprocmask(SIG_UNBLOCK,
	1051	&sigchld_action.sa_mask, NULL));
774 by Teddy Hogeborn Don't use TEMP_FAILURE_RETRY around close().	1052	close(pipefd[0]);
	1053	close(pipefd[1]);
399 by Teddy Hogeborn * Makefile (BROKEN_PIE): Add comment.	1054	exitstatus = EX_OSERR;
716 by Teddy Hogeborn plugin-runner: Bug Fix: Fix some memory leaks.	1055	free(direntries[i]);
24.1.54 by Björn Påhlsson plugin-runner	1056	goto fallback;
24.1.46 by Björn Påhlsson mandos-client	1057	}
31 by Teddy Hogeborn * plugins.d/plugbasedclient.c: Update include file comments.	1058	if(pid == 0){
	1059	/* this is the child process */
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	1060	ret = sigaction(SIGCHLD, &old_sigchld_action, NULL);
	1061	if(ret < 0){
24.1.155 by Björn Påhlsson mandos server: Added debuglevel that adjust at what level information	1062	error(0, errno, "sigaction");
399 by Teddy Hogeborn * Makefile (BROKEN_PIE): Add comment.	1063	_exit(EX_OSERR);
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	1064	}
210 by Teddy Hogeborn * debian/mandos-client.postinst: Change home directory to	1065	ret = sigprocmask(SIG_UNBLOCK, &sigchld_action.sa_mask, NULL);
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	1066	if(ret < 0){
24.1.155 by Björn Påhlsson mandos server: Added debuglevel that adjust at what level information	1067	error(0, errno, "sigprocmask");
399 by Teddy Hogeborn * Makefile (BROKEN_PIE): Add comment.	1068	_exit(EX_OSERR);
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	1069	}
210 by Teddy Hogeborn * debian/mandos-client.postinst: Change home directory to	1070
24.1.26 by Björn Påhlsson tally count of used symbols	1071	ret = dup2(pipefd[1], STDOUT_FILENO); /* replace our stdout */
24.1.26 by Björn Påhlsson tally count of used symbols	1072	if(ret == -1){
24.1.155 by Björn Påhlsson mandos server: Added debuglevel that adjust at what level information	1073	error(0, errno, "dup2");
399 by Teddy Hogeborn * Makefile (BROKEN_PIE): Add comment.	1074	_exit(EX_OSERR);
24.1.26 by Björn Påhlsson tally count of used symbols	1075	}
34 by Teddy Hogeborn * plugbasedclient.c (main): Check if plugin dir could be opened. Set	1076
675 by Teddy Hogeborn Use openat() etc. in plugin-runner. Also one less useless warning.	1077	if(fexecve(plugin_fd, p->argv,
674 by Teddy Hogeborn Improve error message when working around Debian bug #633582.	1078	(p->environ[0] != NULL) ? p->environ : environ) < 0){
675 by Teddy Hogeborn Use openat() etc. in plugin-runner. Also one less useless warning.	1079	error(0, errno, "fexecve for %s/%s",
703 by Teddy Hogeborn In plugin-runner, do scandirat() or scandir() instead of readdir().	1080	plugindir != NULL ? plugindir : PDIR,
	1081	direntries[i]->d_name);
674 by Teddy Hogeborn Improve error message when working around Debian bug #633582.	1082	_exit(EX_OSERR);
31 by Teddy Hogeborn * plugins.d/plugbasedclient.c: Update include file comments.	1083	}
	1084	/* no return */
	1085	}
24.1.76 by Björn Påhlsson Rearranged so plugins and processes is the same thing	1086	/* Parent process */
774 by Teddy Hogeborn Don't use TEMP_FAILURE_RETRY around close().	1087	close(pipefd[1]); /* Close unused write end of pipe */
	1088	close(plugin_fd);
703 by Teddy Hogeborn In plugin-runner, do scandirat() or scandir() instead of readdir().	1089	plugin *new_plugin = getplugin(direntries[i]->d_name);
266 by Teddy Hogeborn * plugin-runner.c: Only space changes.	1090	if(new_plugin == NULL){
24.1.155 by Björn Påhlsson mandos server: Added debuglevel that adjust at what level information	1091	error(0, errno, "getplugin");
367 by Teddy Hogeborn * init.d-mandos: Bug fix: Correct the LSB header.	1092	ret = (int)(TEMP_FAILURE_RETRY
	1093	(sigprocmask(SIG_UNBLOCK, &sigchld_action.sa_mask,
	1094	NULL)));
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	1095	if(ret < 0){
24.1.155 by Björn Påhlsson mandos server: Added debuglevel that adjust at what level information	1096	error(0, errno, "sigprocmask");
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	1097	}
399 by Teddy Hogeborn * Makefile (BROKEN_PIE): Add comment.	1098	exitstatus = EX_OSERR;
716 by Teddy Hogeborn plugin-runner: Bug Fix: Fix some memory leaks.	1099	free(direntries[i]);
24.1.54 by Björn Påhlsson plugin-runner	1100	goto fallback;
31 by Teddy Hogeborn * plugins.d/plugbasedclient.c: Update include file comments.	1101	}
716 by Teddy Hogeborn plugin-runner: Bug Fix: Fix some memory leaks.	1102	free(direntries[i]);
31 by Teddy Hogeborn * plugins.d/plugbasedclient.c: Update include file comments.	1103
24.1.76 by Björn Påhlsson Rearranged so plugins and processes is the same thing	1104	new_plugin->pid = pid;
	1105	new_plugin->fd = pipefd[0];
	1106
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	1107	/* Unblock SIGCHLD so signal handler can be run if this process
	1108	has already completed */
367 by Teddy Hogeborn * init.d-mandos: Bug fix: Correct the LSB header.	1109	ret = (int)TEMP_FAILURE_RETRY(sigprocmask(SIG_UNBLOCK,
	1110	&sigchld_action.sa_mask,
	1111	NULL));
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	1112	if(ret < 0){
24.1.155 by Björn Påhlsson mandos server: Added debuglevel that adjust at what level information	1113	error(0, errno, "sigprocmask");
399 by Teddy Hogeborn * Makefile (BROKEN_PIE): Add comment.	1114	exitstatus = EX_OSERR;
24.1.54 by Björn Påhlsson plugin-runner	1115	goto fallback;
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	1116	}
	1117
646 by Teddy Hogeborn Suppress spurious warnings when needed.	1118	#if defined (__GNUC__) and defined (__GLIBC__)
	1119	#if not __GLIBC_PREREQ(2, 16)
	1120	#pragma GCC diagnostic push
	1121	#pragma GCC diagnostic ignored "-Wsign-conversion"
	1122	#endif
	1123	#endif
378 by Teddy Hogeborn * mandos (MandosServer): Fixed doc string.	1124	FD_SET(new_plugin->fd, &rfds_all); /* Spurious warning from
646 by Teddy Hogeborn Suppress spurious warnings when needed.	1125	-Wconversion in GNU libc
	1126	before 2.16 */
	1127	#if defined (__GNUC__) and defined (__GLIBC__)
	1128	#if not __GLIBC_PREREQ(2, 16)
	1129	#pragma GCC diagnostic pop
	1130	#endif
	1131	#endif
34 by Teddy Hogeborn * plugbasedclient.c (main): Check if plugin dir could be opened. Set	1132
266 by Teddy Hogeborn * plugin-runner.c: Only space changes.	1133	if(maxfd < new_plugin->fd){
24.1.76 by Björn Påhlsson Rearranged so plugins and processes is the same thing	1134	maxfd = new_plugin->fd;
31 by Teddy Hogeborn * plugins.d/plugbasedclient.c: Update include file comments.	1135	}
13 by Björn Påhlsson Added following support:	1136	}
34 by Teddy Hogeborn * plugbasedclient.c (main): Check if plugin dir could be opened. Set	1137
705 by Teddy Hogeborn plugin-runner: Release memory and close FD's correctly in all cases.	1138	free(direntries);
	1139	direntries = NULL;
774 by Teddy Hogeborn Don't use TEMP_FAILURE_RETRY around close().	1140	close(dir_fd);
705 by Teddy Hogeborn plugin-runner: Release memory and close FD's correctly in all cases.	1141	dir_fd = -1;
24.1.132 by Björn Påhlsson Fixed a bug in fallback handling	1142	free_plugin(getplugin(NULL));
210 by Teddy Hogeborn * debian/mandos-client.postinst: Change home directory to	1143
24.1.76 by Björn Påhlsson Rearranged so plugins and processes is the same thing	1144	for(plugin *p = plugin_list; p != NULL; p = p->next){
	1145	if(p->pid != 0){
	1146	break;
	1147	}
	1148	if(p->next == NULL){
	1149	fprintf(stderr, "No plugin processes started. Incorrect plugin"
	1150	" directory?\n");
	1151	free_plugin_list();
	1152	}
34 by Teddy Hogeborn * plugbasedclient.c (main): Check if plugin dir could be opened. Set	1153	}
210 by Teddy Hogeborn * debian/mandos-client.postinst: Change home directory to	1154
24.1.76 by Björn Påhlsson Rearranged so plugins and processes is the same thing	1155	/* Main loop while running plugins exist */
	1156	while(plugin_list){
34 by Teddy Hogeborn * plugbasedclient.c (main): Check if plugin dir could be opened. Set	1157	fd_set rfds = rfds_all;
	1158	int select_ret = select(maxfd+1, &rfds, NULL, NULL, NULL);
362 by Teddy Hogeborn * plugin-runner.c (getplugin, add_environment, main): Handle EINTR	1159	if(select_ret == -1 and errno != EINTR){
24.1.155 by Björn Påhlsson mandos server: Added debuglevel that adjust at what level information	1160	error(0, errno, "select");
399 by Teddy Hogeborn * Makefile (BROKEN_PIE): Add comment.	1161	exitstatus = EX_OSERR;
24.1.54 by Björn Påhlsson plugin-runner	1162	goto fallback;
34 by Teddy Hogeborn * plugbasedclient.c (main): Check if plugin dir could be opened. Set	1163	}
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	1164	/* OK, now either a process completed, or something can be read
	1165	from one of them */
24.1.92 by Björn Påhlsson Several memory leaks detected by valgrind fixed	1166	for(plugin *proc = plugin_list; proc != NULL;){
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	1167	/* Is this process completely done? */
297 by Teddy Hogeborn * plugin-runner.c (struct plugin.status): Changed type to "int".	1168	if(proc->completed and proc->eof){
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	1169	/* Only accept the plugin output if it exited cleanly */
	1170	if(not WIFEXITED(proc->status)
	1171	or WEXITSTATUS(proc->status) != 0){
	1172	/* Bad exit by plugin */
312 by Teddy Hogeborn * plugin-runner.c: Whitespace changes only.	1173
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	1174	if(debug){
	1175	if(WIFEXITED(proc->status)){
301 by Teddy Hogeborn * plugin-runner.c (main): If debugging, print name of failed plugins.	1176	fprintf(stderr, "Plugin %s [%" PRIdMAX "] exited with"
	1177	" status %d\n", proc->name,
	1178	(intmax_t) (proc->pid),
60 by Teddy Hogeborn * mandos-client.c (main): Cast pid_t to unsigned int before printing.	1179	WEXITSTATUS(proc->status));
293 by Teddy Hogeborn * plugin-runner.c: Whitespace changes only.	1180	} else if(WIFSIGNALED(proc->status)){
301 by Teddy Hogeborn * plugin-runner.c (main): If debugging, print name of failed plugins.	1181	fprintf(stderr, "Plugin %s [%" PRIdMAX "] killed by"
356 by Teddy Hogeborn * plugin-runner.c (main): When a plugin is killed by a signal, show	1182	" signal %d: %s\n", proc->name,
301 by Teddy Hogeborn * plugin-runner.c (main): If debugging, print name of failed plugins.	1183	(intmax_t) (proc->pid),
356 by Teddy Hogeborn * plugin-runner.c (main): When a plugin is killed by a signal, show	1184	WTERMSIG(proc->status),
	1185	strsignal(WTERMSIG(proc->status)));
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	1186	} else if(WCOREDUMP(proc->status)){
301 by Teddy Hogeborn * plugin-runner.c (main): If debugging, print name of failed plugins.	1187	fprintf(stderr, "Plugin %s [%" PRIdMAX "] dumped"
	1188	" core\n", proc->name, (intmax_t) (proc->pid));
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	1189	}
	1190	}
24.1.76 by Björn Påhlsson Rearranged so plugins and processes is the same thing	1191
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	1192	/* Remove the plugin */
646 by Teddy Hogeborn Suppress spurious warnings when needed.	1193	#if defined (__GNUC__) and defined (__GLIBC__)
	1194	#if not __GLIBC_PREREQ(2, 16)
	1195	#pragma GCC diagnostic push
	1196	#pragma GCC diagnostic ignored "-Wsign-conversion"
	1197	#endif
	1198	#endif
378 by Teddy Hogeborn * mandos (MandosServer): Fixed doc string.	1199	FD_CLR(proc->fd, &rfds_all); /* Spurious warning from
646 by Teddy Hogeborn Suppress spurious warnings when needed.	1200	-Wconversion in GNU libc
	1201	before 2.16 */
	1202	#if defined (__GNUC__) and defined (__GLIBC__)
	1203	#if not __GLIBC_PREREQ(2, 16)
	1204	#pragma GCC diagnostic pop
	1205	#endif
	1206	#endif
312 by Teddy Hogeborn * plugin-runner.c: Whitespace changes only.	1207
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	1208	/* Block signal while modifying process_list */
367 by Teddy Hogeborn * init.d-mandos: Bug fix: Correct the LSB header.	1209	ret = (int)TEMP_FAILURE_RETRY(sigprocmask
	1210	(SIG_BLOCK,
	1211	&sigchld_action.sa_mask,
	1212	NULL));
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	1213	if(ret < 0){
24.1.155 by Björn Påhlsson mandos server: Added debuglevel that adjust at what level information	1214	error(0, errno, "sigprocmask");
399 by Teddy Hogeborn * Makefile (BROKEN_PIE): Add comment.	1215	exitstatus = EX_OSERR;
24.1.54 by Björn Påhlsson plugin-runner	1216	goto fallback;
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	1217	}
24.1.92 by Björn Påhlsson Several memory leaks detected by valgrind fixed	1218
210 by Teddy Hogeborn * debian/mandos-client.postinst: Change home directory to	1219	plugin *next_plugin = proc->next;
	1220	free_plugin(proc);
	1221	proc = next_plugin;
	1222
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	1223	/* We are done modifying process list, so unblock signal */
367 by Teddy Hogeborn * init.d-mandos: Bug fix: Correct the LSB header.	1224	ret = (int)(TEMP_FAILURE_RETRY
	1225	(sigprocmask(SIG_UNBLOCK,
	1226	&sigchld_action.sa_mask, NULL)));
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	1227	if(ret < 0){
24.1.155 by Björn Påhlsson mandos server: Added debuglevel that adjust at what level information	1228	error(0, errno, "sigprocmask");
399 by Teddy Hogeborn * Makefile (BROKEN_PIE): Add comment.	1229	exitstatus = EX_OSERR;
24.1.76 by Björn Påhlsson Rearranged so plugins and processes is the same thing	1230	goto fallback;
	1231	}
	1232
	1233	if(plugin_list == NULL){
	1234	break;
	1235	}
24.1.92 by Björn Påhlsson Several memory leaks detected by valgrind fixed	1236
24.1.76 by Björn Påhlsson Rearranged so plugins and processes is the same thing	1237	continue;
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	1238	}
24.1.76 by Björn Påhlsson Rearranged so plugins and processes is the same thing	1239
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	1240	/* This process exited nicely, so print its buffer */
210 by Teddy Hogeborn * debian/mandos-client.postinst: Change home directory to	1241
102 by Teddy Hogeborn * plugin-runner.c (process): Set "completed" and "status" as volatile.	1242	bool bret = print_out_password(proc->buffer,
	1243	proc->buffer_length);
24.1.42 by Björn Påhlsson Added fallback to mandos-client	1244	if(not bret){
24.1.155 by Björn Påhlsson mandos server: Added debuglevel that adjust at what level information	1245	error(0, errno, "print_out_password");
399 by Teddy Hogeborn * Makefile (BROKEN_PIE): Add comment.	1246	exitstatus = EX_IOERR;
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	1247	}
24.1.54 by Björn Påhlsson plugin-runner	1248	goto fallback;
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	1249	}
24.1.76 by Björn Påhlsson Rearranged so plugins and processes is the same thing	1250
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	1251	/* This process has not completed. Does it have any output? */
646 by Teddy Hogeborn Suppress spurious warnings when needed.	1252	#if defined (__GNUC__) and defined (__GLIBC__)
	1253	#if not __GLIBC_PREREQ(2, 16)
	1254	#pragma GCC diagnostic push
	1255	#pragma GCC diagnostic ignored "-Wsign-conversion"
	1256	#endif
	1257	#endif
378 by Teddy Hogeborn * mandos (MandosServer): Fixed doc string.	1258	if(proc->eof or not FD_ISSET(proc->fd, &rfds)){ /* Spurious
	1259	warning from
646 by Teddy Hogeborn Suppress spurious warnings when needed.	1260	-Wconversion
	1261	in GNU libc
	1262	before
	1263	2.16 */
	1264	#if defined (__GNUC__) and defined (__GLIBC__)
	1265	#if not __GLIBC_PREREQ(2, 16)
	1266	#pragma GCC diagnostic pop
	1267	#endif
	1268	#endif
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	1269	/* This process had nothing to say at this time */
24.1.92 by Björn Påhlsson Several memory leaks detected by valgrind fixed	1270	proc = proc->next;
34 by Teddy Hogeborn * plugbasedclient.c (main): Check if plugin dir could be opened. Set	1271	continue;
	1272	}
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	1273	/* Before reading, make the process' data buffer large enough */
34 by Teddy Hogeborn * plugbasedclient.c (main): Check if plugin dir could be opened. Set	1274	if(proc->buffer_length + BUFFER_SIZE > proc->buffer_size){
666 by Teddy Hogeborn Bug fix: Free all memory and give better messages when memory is full.	1275	char *new_buffer = realloc(proc->buffer, proc->buffer_size
	1276	+ (size_t) BUFFER_SIZE);
	1277	if(new_buffer == NULL){
24.1.155 by Björn Påhlsson mandos server: Added debuglevel that adjust at what level information	1278	error(0, errno, "malloc");
399 by Teddy Hogeborn * Makefile (BROKEN_PIE): Add comment.	1279	exitstatus = EX_OSERR;
24.1.54 by Björn Påhlsson plugin-runner	1280	goto fallback;
34 by Teddy Hogeborn * plugbasedclient.c (main): Check if plugin dir could be opened. Set	1281	}
666 by Teddy Hogeborn Bug fix: Free all memory and give better messages when memory is full.	1282	proc->buffer = new_buffer;
34 by Teddy Hogeborn * plugbasedclient.c (main): Check if plugin dir could be opened. Set	1283	proc->buffer_size += BUFFER_SIZE;
	1284	}
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	1285	/* Read from the process */
362 by Teddy Hogeborn * plugin-runner.c (getplugin, add_environment, main): Handle EINTR	1286	sret = TEMP_FAILURE_RETRY(read(proc->fd,
	1287	proc->buffer
	1288	+ proc->buffer_length,
	1289	BUFFER_SIZE));
254 by Teddy Hogeborn Eliminate warning on 64-bit systems, thanks to Frans Pop	1290	if(sret < 0){
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	1291	/* Read error from this process; ignore the error */
24.1.92 by Björn Påhlsson Several memory leaks detected by valgrind fixed	1292	proc = proc->next;
34 by Teddy Hogeborn * plugbasedclient.c (main): Check if plugin dir could be opened. Set	1293	continue;
	1294	}
254 by Teddy Hogeborn Eliminate warning on 64-bit systems, thanks to Frans Pop	1295	if(sret == 0){
34 by Teddy Hogeborn * plugbasedclient.c (main): Check if plugin dir could be opened. Set	1296	/* got EOF */
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	1297	proc->eof = true;
	1298	} else {
254 by Teddy Hogeborn Eliminate warning on 64-bit systems, thanks to Frans Pop	1299	proc->buffer_length += (size_t) sret;
13 by Björn Påhlsson Added following support:	1300	}
	1301	}
	1302	}
312 by Teddy Hogeborn * plugin-runner.c: Whitespace changes only.	1303
	1304
24.1.54 by Björn Påhlsson plugin-runner	1305	fallback:
24.1.42 by Björn Påhlsson Added fallback to mandos-client	1306
399 by Teddy Hogeborn * Makefile (BROKEN_PIE): Add comment.	1307	if(plugin_list == NULL or (exitstatus != EXIT_SUCCESS
399 by Teddy Hogeborn * Makefile (BROKEN_PIE): Add comment.	1308	and exitstatus != EX_OK)){
102 by Teddy Hogeborn * plugin-runner.c (process): Set "completed" and "status" as volatile.	1309	/* Fallback if all plugins failed, none are found or an error
	1310	occured */
24.1.42 by Björn Påhlsson Added fallback to mandos-client	1311	bool bret;
	1312	fprintf(stderr, "Going to fallback mode using getpass(3)\n");
	1313	char *passwordbuffer = getpass("Password: ");
168 by Teddy Hogeborn * initramfs-tools-hook: Use long options where available. Use only	1314	size_t len = strlen(passwordbuffer);
	1315	/* Strip trailing newline */
	1316	if(len > 0 and passwordbuffer[len-1] == '\n'){
	1317	passwordbuffer[len-1] = '\0'; /* not strictly necessary */
	1318	len--;
	1319	}
	1320	bret = print_out_password(passwordbuffer, len);
24.1.42 by Björn Påhlsson Added fallback to mandos-client	1321	if(not bret){
24.1.155 by Björn Påhlsson mandos server: Added debuglevel that adjust at what level information	1322	error(0, errno, "print_out_password");
399 by Teddy Hogeborn * Makefile (BROKEN_PIE): Add comment.	1323	exitstatus = EX_IOERR;
24.1.42 by Björn Påhlsson Added fallback to mandos-client	1324	}
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	1325	}
24.1.42 by Björn Påhlsson Added fallback to mandos-client	1326
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	1327	/* Restore old signal handler */
24.1.54 by Björn Påhlsson plugin-runner	1328	ret = sigaction(SIGCHLD, &old_sigchld_action, NULL);
24.1.54 by Björn Påhlsson plugin-runner	1329	if(ret == -1){
24.1.155 by Björn Påhlsson mandos server: Added debuglevel that adjust at what level information	1330	error(0, errno, "sigaction");
399 by Teddy Hogeborn * Makefile (BROKEN_PIE): Add comment.	1331	exitstatus = EX_OSERR;
24.1.54 by Björn Påhlsson plugin-runner	1332	}
210 by Teddy Hogeborn * debian/mandos-client.postinst: Change home directory to	1333
24.1.54 by Björn Påhlsson plugin-runner	1334	if(custom_argv != NULL){
24.1.67 by Björn Påhlsson transformed a function to a part of main	1335	for(char *arg = custom_argv+1; arg != NULL; arg++){
24.1.54 by Björn Påhlsson plugin-runner	1336	free(*arg);
78 by Teddy Hogeborn Add feature to specify custom environment variables for plugins.	1337	}
24.1.54 by Björn Påhlsson plugin-runner	1338	free(custom_argv);
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	1339	}
	1340
705 by Teddy Hogeborn plugin-runner: Release memory and close FD's correctly in all cases.	1341	free(direntries);
	1342
703 by Teddy Hogeborn In plugin-runner, do scandirat() or scandir() instead of readdir().	1343	if(dir_fd != -1){
774 by Teddy Hogeborn Don't use TEMP_FAILURE_RETRY around close().	1344	close(dir_fd);
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	1345	}
	1346
210 by Teddy Hogeborn * debian/mandos-client.postinst: Change home directory to	1347	/* Kill the processes */
24.1.76 by Björn Påhlsson Rearranged so plugins and processes is the same thing	1348	for(plugin *p = plugin_list; p != NULL; p = p->next){
	1349	if(p->pid != 0){
	1350	close(p->fd);
	1351	ret = kill(p->pid, SIGTERM);
	1352	if(ret == -1 and errno != ESRCH){
	1353	/* Set-uid proccesses might not get closed */
24.1.155 by Björn Påhlsson mandos server: Added debuglevel that adjust at what level information	1354	error(0, errno, "kill");
24.1.76 by Björn Påhlsson Rearranged so plugins and processes is the same thing	1355	}
24.1.26 by Björn Påhlsson tally count of used symbols	1356	}
13 by Björn Påhlsson Added following support:	1357	}
13 by Björn Påhlsson Added following support:	1358
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	1359	/* Wait for any remaining child processes to terminate */
363 by Teddy Hogeborn * plugin-runner.c: Minor stylistic changes.	1360	do {
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	1361	ret = wait(NULL);
	1362	} while(ret >= 0);
	1363	if(errno != ECHILD){
24.1.155 by Björn Påhlsson mandos server: Added debuglevel that adjust at what level information	1364	error(0, errno, "wait");
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	1365	}
210 by Teddy Hogeborn * debian/mandos-client.postinst: Change home directory to	1366
24.1.76 by Björn Påhlsson Rearranged so plugins and processes is the same thing	1367	free_plugin_list();
	1368
24.1.69 by Björn Påhlsson added configfile as a optional argument to plugin-runner	1369	free(plugindir);
738.1.1 by Teddy Hogeborn Add a plugin helper directory, available to all plugins.	1370	free(pluginhelperdir);
24.1.69 by Björn Påhlsson added configfile as a optional argument to plugin-runner	1371	free(argfile);
35 by Teddy Hogeborn * plugbasedclient.c (struct process): New fields "eof", "completed",	1372
31 by Teddy Hogeborn * plugins.d/plugbasedclient.c: Update include file comments.	1373	return exitstatus;
13 by Björn Påhlsson Added following support:	1374	}