Openwrt/package/hotplug2/patches/100-svn_update.patch

diff -urN -x .svn hotplug2-0.9/AUTHORS hotplug2/AUTHORS
--- hotplug2-0.9/AUTHORS	2006-10-08 18:13:50.000000000 +0200
+++ hotplug2/AUTHORS	2007-06-25 10:51:14.688225416 +0200
@@ -1,7 +1,11 @@
  Authors:
 ----------
 iSteve <isteve@bofh.cz>
-Tomas Janousek <tomi@nomi.cz>
+
+ Contributions:
+----------------
+nbd (rules override patch)
+Tomas Janousek <tomi@nomi.cz> (Makefiles, SVN hosting)
 
  Thanks to:
 ------------
@@ -10,5 +14,9 @@
 Randy Dunlap (help with isapnpmap)
 Igor2 (provided testing machines)
 yanek (provided testing machines)
+Zdenek Styblik (provided testing OpenWRT device)
+OpenWRT team (for trusting this project)
+mtu (debugging, testing, ideas)
+mnemoc (trivial sanity changes on makefiles, linux24 compat patches)
 
-...anyone taking more than a short peek at the software.
\ No newline at end of file
+...anyone taking more than a short peek at the software.
diff -urN -x .svn hotplug2-0.9/Changelog hotplug2/Changelog
--- hotplug2-0.9/Changelog	2006-10-08 15:32:31.000000000 +0200
+++ hotplug2/Changelog	2007-06-25 10:51:14.689225264 +0200
@@ -1,3 +1,10 @@
+0.9 - 1.0:
+* Add --set-rules-file.
+* Allow any ACTION.
+* Add 'printdebug' rule.
+* Fix chmod, chown, chgrp.
+* Use octal for chmod and makedev.
+
 0.8 - 0.9:
 * Use signals to handle children.
 * Separate info and debugging output.
@@ -44,4 +51,4 @@
 * Add more actions.
 * Significant cleanup of rules handling.
 * Better error reporting.
- 
\ No newline at end of file
+ 
diff -urN -x .svn hotplug2-0.9/docs/hotplug2.8 hotplug2/docs/hotplug2.8
--- hotplug2-0.9/docs/hotplug2.8	2006-09-26 09:23:36.000000000 +0200
+++ hotplug2/docs/hotplug2.8	2007-06-25 10:51:14.540247912 +0200
@@ -31,6 +31,8 @@
 .TP 
 \fB\-\-set\-modprobe\-cmd <cmd>\fR
 Sets the application used to perform modprobe. It only gets used in dumb mode. Default is to autodetect: if '/bin/modprobe' is from module\-init\-tools, use '/sbin/modprobe', otherwise use '/sbin/hotplug2\-modwrap'.
+\fB\-\-set\-rules\-file <file>\fR
+Sets the path to the file containing hotplug2 rules.
 .SH "SIGNALS"
 .TP 
 \fBSIGUSR1\fR
diff -urN -x .svn hotplug2-0.9/docs/hotplug2.rules.doc hotplug2/docs/hotplug2.rules.doc
--- hotplug2-0.9/docs/hotplug2.rules.doc	2006-09-26 10:19:46.000000000 +0200
+++ hotplug2/docs/hotplug2.rules.doc	2007-06-25 10:51:14.537248368 +0200
@@ -11,12 +11,12 @@
 	[... [...]]
 }
 
-Comments are allowed, they are prefixed with '#', treating the whole rest of the
-line as comment. Please note that comments in place of action parameters are not
-supported.
+Comments are allowed, they are prefixed with '#', treating the whole rest of
+the line as comment. Please note that comments in place of action parameters
+are not supported.
 
-The <key> is one of the environmental variables that have been obtained by the
-uevent netlink. 
+The <key> is one of the environmental variables that have been obtained by
+the uevent netlink. 
 
  COMMON KEYS
  -----------
@@ -66,9 +66,9 @@
   -------
 
  * run <...>
-	Execute an application using system();, takes one parameter. Note that
-	the application has set all environmental variables read by uevent
-	netlink.
+	Execute an application using system();, takes one parameter. Note
+	that the application has set all environmental variables read by 
+	uevent netlink.
 
  * break
 	Break the processing of the current block of actions.
@@ -86,23 +86,22 @@
 
  * exec <application [parameter [parameter [...]]]> ;
 	Execute an application. Takes variable number of parameters, but the
-	last parameter must be terminated with semicolon. Again, all variables
-	are set as environmental.
+	last parameter must be terminated with semicolon. Again, all
+	variables are set as environmental.
 	
-	If you need to escape the ';', use '\\;'. Only applies for actions with
-	variable number of parameters.
+	If you need to escape the ';', use '\\;'. Only applies for actions
+	with variable number of parameters.
 	
  * makedev <path> <mode>
-	Create a device with given mode. The mode is not in octal unless it
-	starts with '0', eg. "0644" != "644".
+	Create a device with given mode. Mode is interpreted as octal.
 	
 	Major, minor and devpath must be set for makedev to be able to work.
 	Tests for these variables are also performed internally in makedev
 	function.
 
  * symlink <target> <linkname>
-	Create a symbolic link (symlink, also known as soft link) pointing at
-	target with name linkname.
+	Create a symbolic link (symlink, also known as soft link) pointing
+	at target with name linkname.
 	
  * chown <path> <owner name>
 	Change owner of path to owner name.
@@ -111,12 +110,14 @@
 	Change group of path to group name.
 	
  * chmod <path> <mode>
-	Change mode of path to given mode. Like with makedev, heading '0' is
-	necessary for the mode to be interpreted as octal.
+	Change mode of path to given mode. Mode is interpreted as octal.
 
  * setenv <key> <value>
 	Sets environmental variable key to the given value. If an env var
 	of the given name already exists, it gets overwritten.
+
+ * printdebug
+ 	Prints all variables read from kernel.
 	
  ESCAPING
  --------
@@ -136,8 +137,9 @@
  SAMPLE CONFIG
  -------------
 
-Below is a sample hotplug2.rules file. It loads modules to all available devices
-quietly and creates device nodes for block devices.
+Below is a sample hotplug2.rules file. It loads modules to all available
+devices quietly and creates device nodes for block devices. Note that this
+sample is not very viable for real life usage.
 ---------------------------------------------------------------------------------
 MODALIAS is set {
 	exec modprobe -q %MODALIAS% ;
@@ -146,3 +148,33 @@
 SUBSYSTEM == block, DEVPATH is set, MAJOR is set, MINOR is set {
 	makedev /dev/%DEVICENAME% 0644
 }
+
+
+Please find also the more complex set of rules, dedicated to handling most
+common needs.
+---------------------------------------------------------------------------------
+#For debugging
+#ACTION is set {
+#	printdebug
+#}
+
+# Load modules (what old hotplug did)
+MODALIAS is set {
+	exec modprobe -q %MODALIAS% ;
+}
+
+# Create device nodes
+DEVPATH is set, MAJOR is set, MINOR is set {
+	makedev /dev/%DEVICENAME% 0644
+}
+
+# Mount a USB flashdisk
+ACTION == add, PHYSDEVPATH ~~ "/usb[0-9]*/", DEVICENAME ~~ "^sd[a-z][0-9]+$", DEVPATH is set, MAJOR is set, MINOR is set {
+	makedev /dev/%DEVICENAME% 0644
+	exec mount /dev/%DEVICENAME% /mnt/%DEVICENAME%
+}
+
+# Unmount a USB flashdisk
+ACTION == remove, PHYSDEVPATH ~~ "/usb[0-9]*/", DEVICENAME ~~ "^sd[a-z][0-9]+$", MAJOR is set, MINOR is set {
+	exec umount /mnt/%DEVICENAME%
+}
diff -urN -x .svn hotplug2-0.9/docs/Makefile hotplug2/docs/Makefile
--- hotplug2-0.9/docs/Makefile	2006-09-26 00:27:02.000000000 +0200
+++ hotplug2/docs/Makefile	2007-06-25 10:51:14.540247912 +0200
@@ -2,12 +2,13 @@
 
 BINS=
 SUBDIRS=
-
+DESTDIR=
+MANDIR=/usr/share/man
 
 all:
 
 install:
-	$(INSTALL) $(wildcard *.8) /usr/share/man/man8/
+	$(INSTALL) $(wildcard *.8) $(DESTDIR)$(MANDIR)/man8/
 
 
 include ../common.mak
diff -urN -x .svn hotplug2-0.9/examples/Makefile hotplug2/examples/Makefile
--- hotplug2-0.9/examples/Makefile	2006-09-26 01:03:08.000000000 +0200
+++ hotplug2/examples/Makefile	2007-06-25 10:51:14.685225872 +0200
@@ -2,19 +2,23 @@
 
 BINS=
 SUBDIRS=
+DESTDIR=
+KERNELVER=`uname -r`
 
 
 all:
 
 install:
-	case "`uname -r`" in \
-		2.6.*) \
-		$(INSTALL) hotplug2.rules-2.6kernel /etc/hotplug2.rules \
-		;; \
-		*) \
-		$(INSTALL) hotplug2.rules-2.4kernel /etc/hotplug2.rules \
-		;; \
-	esac
+	if ! [ -e "/etc/hotplug2.rules" ]; then \
+		case "$(KERNELVER)" in \
+			2.6.*) \
+			$(INSTALL) hotplug2.rules-2.6kernel $(DESTDIR)/etc/hotplug2.rules \
+			;; \
+			*) \
+			$(INSTALL) hotplug2.rules-2.4kernel $(DESTDIR)/etc/hotplug2.rules \
+			;; \
+		esac; \
+	fi;
 
 
 include ../common.mak
diff -urN -x .svn hotplug2-0.9/hotplug2.c hotplug2/hotplug2.c
--- hotplug2-0.9/hotplug2.c	2006-10-08 15:18:23.000000000 +0200
+++ hotplug2/hotplug2.c	2007-06-25 10:51:14.688225416 +0200
@@ -391,6 +391,7 @@
 	int rv = 0;
 	int i;
 	char *coldplug_command = NULL;
+	char *rules_file = HOTPLUG2_RULE_PATH;
 	sigset_t block_mask;
 	
 	struct rules_t *rules = NULL;
@@ -435,15 +436,31 @@
 						break;
 					
 					modprobe_command = *argv;
+				} else if (!strcmp(*argv, "--set-rules-file")) {
+					argv++;
+					argc--;
+					if (argc <= 0)
+						break;
+					
+					rules_file = *argv;
 				}
 			}
 		}
 	}
 	
-#ifdef HAVE_RULES
+#ifndef HAVE_RULES
+	/*
+	 * We don't use rules, so we use dumb mode only.
+	 */
+	dumb = 1;
+#else
+	/*
+	 * We're not in dumb mode, parse the rules. If we fail,
+	 * faillback to dumb mode.
+	 */
 	if (!dumb) {
 		filemap = MAP_FAILED;
-		rule_fd = open(HOTPLUG2_RULE_PATH, O_RDONLY | O_NOATIME);
+		rule_fd = open(rules_file, O_RDONLY | O_NOATIME);
 		if (rule_fd == -1) {
 			dumb = 1;
 			ERROR("rules parse","Unable to open rules file: %s.", strerror(errno));
@@ -477,10 +494,12 @@
 		
 		if (dumb == 1)
 			ERROR("rules parse","Parsing rules failed, switching to dumb mode.");
-	} else if (!modprobe_command)
-#else
-	if (dumb && !modprobe_command)
+	} else
 #endif
+	/*
+	 * No modprobe command specified, let's autodetect it.
+	 */
+	if (!modprobe_command)
 	{
 		if (get_modprobe_command()) {
 			ERROR("modprobe_command","Unable to autodetect modprobe command.");
@@ -536,7 +555,7 @@
 		
 		modalias = get_hotplug2_value_by_key(tmpevent, "MODALIAS");
 		seqnum = get_hotplug2_value_by_key(tmpevent, "SEQNUM");
-		
+
 		if (seqnum == NULL) {
 			free_hotplug2_event(tmpevent);
 			ERROR("reading events", "Malformed event read (missing SEQNUM).");
@@ -547,7 +566,7 @@
 		if (cur_seqnum > highest_seqnum)
 			highest_seqnum = cur_seqnum;
 		
-		if (tmpevent->action == ACTION_ADD && (!dumb || modalias != NULL)) {
+		if ((dumb && tmpevent->action == ACTION_ADD && modalias != NULL) || (!dumb)) {
 			/* 
 			 * We have more children than we want. Wait until SIGCHLD handler reduces
 			 * their numbers.
@@ -568,11 +587,9 @@
 					sigprocmask(SIG_UNBLOCK, &block_mask, 0);
 					signal(SIGCHLD, SIG_DFL);
 					signal(SIGUSR1, SIG_DFL);
-#ifdef HAVE_RULES
 					if (!dumb)
 						perform_action(dup_hotplug2_event(tmpevent), rules);
 					else
-#endif
 						perform_dumb_action(dup_hotplug2_event(tmpevent), modalias);
 					exit(0);
 					break;
@@ -593,12 +610,10 @@
 	signal(SIGINT, SIG_DFL);
 	signal(SIGCHLD, SIG_DFL);
 	
-#ifdef HAVE_RULES
 	if (!dumb) {
 		rules_free(rules);
 		free(rules);
 	}
-#endif
 
 	cleanup();
 	
diff -urN -x .svn hotplug2-0.9/linux24_compat/hotplug2-modwrap.c hotplug2/linux24_compat/hotplug2-modwrap.c
--- hotplug2-0.9/linux24_compat/hotplug2-modwrap.c	2006-09-25 22:23:07.000000000 +0200
+++ hotplug2/linux24_compat/hotplug2-modwrap.c	2007-06-25 10:51:14.601238640 +0200
@@ -122,6 +122,12 @@
 		free(module);
 		free(line);
 	}
+
+	if (strcmp(argv[argc - 1], match_alias) == 0) {
+		if (execute(argv)) {
+			ERROR("execute", "Unable to execute: `%s'.", argv[0]);
+		}
+	}	
 	
 	free(filename);
 	free(match_alias);
diff -urN -x .svn hotplug2-0.9/linux24_compat/Makefile hotplug2/linux24_compat/Makefile
--- hotplug2-0.9/linux24_compat/Makefile	2006-09-26 00:26:46.000000000 +0200
+++ hotplug2/linux24_compat/Makefile	2007-06-25 10:51:14.601238640 +0200
@@ -2,13 +2,14 @@
 
 BINS=generate_alias hotplug2-coldplug-2.4 hotplug2-modwrap
 SUBDIRS=
+DESTDIR=
 
 
 all: $(BINS)
 
 install:
-	$(INSTALL_BIN) hotplug2-coldplug-2.4 hotplug2-modwrap /sbin/
-	$(INSTALL_BIN) generate_alias /usr/sbin/
+	$(INSTALL_BIN) hotplug2-coldplug-2.4 hotplug2-modwrap $(DESTDIR)/sbin/
+	$(INSTALL_BIN) generate_alias $(DESTDIR)/usr/sbin/
 
 
 hotplug2-coldplug-2.4: hotplug2-coldplug-2.4.o ../parser_utils.o ../filemap_utils.o ../mem_utils.o
diff -urN -x .svn hotplug2-0.9/Makefile hotplug2/Makefile
--- hotplug2-0.9/Makefile	2006-09-26 01:03:08.000000000 +0200
+++ hotplug2/Makefile	2007-06-25 10:51:14.693224656 +0200
@@ -2,12 +2,13 @@
 
 BINS=hotplug2 hotplug2-dnode
 SUBDIRS=linux24_compat docs examples
+DESTDIR=
 
 
 all: $(BINS)
 
 install:
-	$(INSTALL_BIN) $(BINS) /sbin/
+	$(INSTALL_BIN) $(BINS) $(DESTDIR)/sbin/
 
 
 hotplug2: hotplug2.o childlist.o mem_utils.o rules.o
diff -urN -x .svn hotplug2-0.9/rules.c hotplug2/rules.c
--- hotplug2-0.9/rules.c	2006-09-29 22:19:31.000000000 +0200
+++ hotplug2/rules.c	2007-06-25 10:51:14.692224808 +0200
@@ -59,6 +59,24 @@
 	free(path);
 }
 
+static void rmdir_p(char *path) {
+	char *ptr;
+	
+	path = strdup(path);
+	ptr = path;
+	while (ptr != NULL) {
+		ptr = strrchr(path, '/');
+		if (ptr == NULL)
+			break;
+		
+		*ptr = '\0';
+		
+		if (rmdir(path))
+			break;
+	}
+	free(path);
+}
+
 static char *replace_str(char *hay, char *needle, char *replacement) {
         char *ptr, *start, *bptr, *buf;
         int occurences, j;
@@ -250,11 +268,30 @@
 	return rv;
 }
 
-static int chown_chgrp(int action, char *file, char *param) {
+static int chmod_file(struct hotplug2_event_t *event, char *file, char *value) {
+	int rv;
+
+	file = replace_key_by_value(strdup(file), event);
+	value = replace_key_by_value(strdup(value), event);
+
+	rv = chmod(file, strtoul(value, 0, 8));
+
+	free(file);
+	free(value);
+
+	return rv;
+}
+
+static int chown_chgrp(struct hotplug2_event_t *event, int action, char *file, char *param) {
 	struct group *grp;
 	struct passwd *pwd;
 	int rv;
-	
+
+	file = replace_key_by_value(strdup(file), event);
+	param = replace_key_by_value(strdup(param), event);
+
+	rv = -1;
+
 	switch (action) {
 		case ACT_CHOWN:
 			pwd = getpwnam(param);
@@ -265,8 +302,20 @@
 			rv = chown(file, -1, grp->gr_gid);
 			break;
 	}
+
+	free(file);
+	free(param);
 	
-	return -1;
+	return rv;
+}
+
+static int print_debug(struct hotplug2_event_t *event) {
+	int i;
+
+	for (i = 0; i < event->env_vars_c; i++)
+		printf("%s=%s\n", event->env_vars[i].key, event->env_vars[i].value);
+
+	return 0;
 }
 
 static int rule_condition_eval(struct hotplug2_event_t *event, struct condition_t *condition) {
@@ -347,11 +396,11 @@
 				last_rv = make_dev_from_event(event, rule->actions[i].parameter[0], strtoul(rule->actions[i].parameter[1], NULL, 0));
 				break;
 			case ACT_CHMOD:
-				last_rv = chmod(rule->actions[i].parameter[0], strtoul(rule->actions[i].parameter[1], NULL, 0));
+				last_rv = chmod_file(event, rule->actions[i].parameter[0], rule->actions[i].parameter[1]);
 				break;
 			case ACT_CHOWN:
 			case ACT_CHGRP:
-				last_rv = chown_chgrp(rule->actions[i].type, rule->actions[i].parameter[0], rule->actions[i].parameter[1]);
+				last_rv = chown_chgrp(event, rule->actions[i].type, rule->actions[i].parameter[0], rule->actions[i].parameter[1]);
 				break;
 			case ACT_SYMLINK:
 				last_rv = make_symlink(event, rule->actions[i].parameter[0], rule->actions[i].parameter[1]);
@@ -365,6 +414,13 @@
 			case ACT_SETENV:
 				last_rv = setenv(rule->actions[i].parameter[0], rule->actions[i].parameter[1], 1);
 				break;
+			case ACT_REMOVE:
+				last_rv = unlink(rule->actions[i].parameter[0]);
+				rmdir_p(rule->actions[i].parameter[0]);
+				break;
+			case ACT_DEBUG:
+				last_rv = print_debug(event);
+				break;
 		}
 	}
 	
@@ -518,6 +574,8 @@
 		{"chmod", 2, ACT_CHMOD},
 		{"chgrp", 2, ACT_CHGRP},
 		{"setenv", 2, ACT_SETENV},
+		{"remove", 1, ACT_REMOVE},
+		{"printdebug", 0, ACT_DEBUG},
 		/*symlink*/
 		{"symlink", 2, ACT_SYMLINK},
 		{"softlink", 2, ACT_SYMLINK},
diff -urN -x .svn hotplug2-0.9/rules.h hotplug2/rules.h
--- hotplug2-0.9/rules.h	2006-09-25 13:42:22.000000000 +0200
+++ hotplug2/rules.h	2007-06-25 10:51:14.687225568 +0200
@@ -24,9 +24,11 @@
 #define ACT_CHGRP			6	/* chgrp <...> */
 #define ACT_CHOWN			7	/* chown <...> */
 #define ACT_SYMLINK			8	/* symlink <...> */
-#define ACT_NEXT_EVENT		9	/* next */
+#define ACT_NEXT_EVENT			9	/* next */
 #define ACT_NEXT_IF_FAILED		10	/* next_if_failed */
 #define ACT_SETENV			11	/* setenv <...> */
+#define ACT_REMOVE			12	/* remove <...> */
+#define ACT_DEBUG			13	/* debug */
 
 #define EVAL_MATCH			1
 #define EVAL_NOT_MATCH			0
diff -urN -x .svn hotplug2-0.9/TODO hotplug2/TODO
--- hotplug2-0.9/TODO	1970-01-01 01:00:00.000000000 +0100
+++ hotplug2/TODO	2007-06-25 10:51:14.691224960 +0200
@@ -0,0 +1 @@
+ - live rules update (via inotify)