4f718b5d5d
of these magic knobs. This is purely cosmetic and a documentation issue so we don't have to glop through the source code looking for gems.
406 lines
10 KiB
C
406 lines
10 KiB
C
/*
|
||
* The new sysinstall program.
|
||
*
|
||
* This is probably the last program in the `sysinstall' line - the next
|
||
* generation being essentially a complete rewrite.
|
||
*
|
||
* $Id: dispatch.c,v 1.23 1997/09/16 18:57:08 jkh Exp $
|
||
*
|
||
* Copyright (c) 1995
|
||
* Jordan Hubbard. All rights reserved.
|
||
*
|
||
* Redistribution and use in source and binary forms, with or without
|
||
* modification, are permitted provided that the following conditions
|
||
* are met:
|
||
* 1. Redistributions of source code must retain the above copyright
|
||
* notice, this list of conditions and the following disclaimer,
|
||
* verbatim and that no modifications are made prior to this
|
||
* point in the file.
|
||
* 2. Redistributions in binary form must reproduce the above copyright
|
||
* notice, this list of conditions and the following disclaimer in the
|
||
* documentation and/or other materials provided with the distribution.
|
||
*
|
||
* THIS SOFTWARE IS PROVIDED BY JORDAN HUBBARD ``AS IS'' AND
|
||
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||
* ARE DISCLAIMED. IN NO EVENT SHALL JORDAN HUBBARD OR HIS PETS BE LIABLE
|
||
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
||
* OR SERVICES; LOSS OF USE, DATA, LIFE OR PROFITS; OR BUSINESS INTERRUPTION)
|
||
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
||
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
||
* SUCH DAMAGE.
|
||
*
|
||
*/
|
||
|
||
#include "sysinstall.h"
|
||
#include <ctype.h>
|
||
#include <errno.h>
|
||
#include <sys/signal.h>
|
||
#include <sys/fcntl.h>
|
||
|
||
#include "list.h"
|
||
|
||
static int dispatch_shutdown(dialogMenuItem *unused);
|
||
static int dispatch_systemExecute(dialogMenuItem *unused);
|
||
|
||
static struct _word {
|
||
char *name;
|
||
int (*handler)(dialogMenuItem *self);
|
||
} resWords[] = {
|
||
{ "configAnonFTP", configAnonFTP },
|
||
{ "configRouter", configRouter },
|
||
{ "configNFSServer", configNFSServer },
|
||
{ "configNTP", configNTP },
|
||
{ "configPCNFSD", configPCNFSD },
|
||
{ "configPackages", configPackages },
|
||
{ "configRegister", configRegister },
|
||
{ "configUsers", configUsers },
|
||
{ "configXEnvironment", configXEnvironment },
|
||
{ "diskPartitionEditor", diskPartitionEditor },
|
||
{ "diskPartitionWrite", diskPartitionWrite },
|
||
{ "diskLabelEditor", diskLabelEditor },
|
||
{ "diskLabelCommit", diskLabelCommit },
|
||
{ "distReset", distReset },
|
||
{ "distSetCustom", distSetCustom },
|
||
{ "distSetDeveloper", distSetDeveloper },
|
||
{ "distSetXDeveloper", distSetXDeveloper },
|
||
{ "distSetKernDeveloper", distSetKernDeveloper },
|
||
{ "distSetUser", distSetUser },
|
||
{ "distSetXUser", distSetXUser },
|
||
{ "distSetMinimum", distSetMinimum },
|
||
{ "distSetEverything", distSetEverything },
|
||
{ "distSetDES", distSetDES },
|
||
{ "distSetSrc", distSetSrc },
|
||
{ "distSetXF86", distSetXF86 },
|
||
{ "distExtractAll", distExtractAll },
|
||
{ "docBrowser", docBrowser },
|
||
{ "docShowDocument", docShowDocument },
|
||
{ "installCommit", installCommit },
|
||
{ "installExpress", installExpress },
|
||
{ "installNovice", installNovice },
|
||
{ "installUpgrade", installUpgrade },
|
||
{ "installFixup", installFixup },
|
||
{ "installFixitHoloShell", installFixitHoloShell },
|
||
{ "installFixitCDROM", installFixitCDROM },
|
||
{ "installFixitFloppy", installFixitFloppy },
|
||
{ "installFilesystems", installFilesystems },
|
||
{ "installVarDefaults", installVarDefaults },
|
||
{ "loadConfig", dispatch_load_file },
|
||
{ "mediaSetCDROM", mediaSetCDROM },
|
||
{ "mediaSetFloppy", mediaSetFloppy },
|
||
{ "mediaSetDOS", mediaSetDOS },
|
||
{ "mediaSetTape", mediaSetTape },
|
||
{ "mediaSetFTP", mediaSetFTP },
|
||
{ "mediaSetFTPActive", mediaSetFTPActive },
|
||
{ "mediaSetFTPPassive", mediaSetFTPPassive },
|
||
{ "mediaSetUFS", mediaSetUFS },
|
||
{ "mediaSetNFS", mediaSetNFS },
|
||
{ "mediaSetFTPUserPass", mediaSetFTPUserPass },
|
||
{ "mediaSetCPIOVerbosity", mediaSetCPIOVerbosity },
|
||
{ "mediaGetType", mediaGetType },
|
||
{ "optionsEditor", optionsEditor },
|
||
{ "register", configRegister }, /* Alias */
|
||
{ "packageAdd", packageAdd },
|
||
{ "addGroup", userAddGroup },
|
||
{ "addUser", userAddUser },
|
||
{ "shutdown", dispatch_shutdown },
|
||
{ "system", dispatch_systemExecute },
|
||
{ NULL, NULL },
|
||
};
|
||
|
||
/*
|
||
* Helper routines for buffering data.
|
||
*
|
||
* We read an entire configuration into memory before executing it
|
||
* so that we are truely standalone and can do things like nuke the
|
||
* file or disk we're working on.
|
||
*/
|
||
|
||
typedef struct command_buffer_ {
|
||
qelement queue;
|
||
char * string;
|
||
} command_buffer;
|
||
|
||
static void
|
||
dispatch_free_command(command_buffer *item)
|
||
{
|
||
REMQUE(item);
|
||
free(item->string);
|
||
free(item);
|
||
}
|
||
|
||
static void
|
||
dispatch_free_all(qelement *head)
|
||
{
|
||
command_buffer *item;
|
||
|
||
while (!EMPTYQUE(*head)) {
|
||
item = (command_buffer *) head->q_forw;
|
||
dispatch_free_command(item);
|
||
}
|
||
}
|
||
|
||
static command_buffer *
|
||
dispatch_add_command(qelement *head, char *string)
|
||
{
|
||
command_buffer *new;
|
||
|
||
new = malloc(sizeof(command_buffer));
|
||
|
||
if (!new)
|
||
return NULL;
|
||
|
||
new->string = strdup(string);
|
||
INSQUEUE(new, head->q_back);
|
||
|
||
return new;
|
||
}
|
||
|
||
/*
|
||
* Command processing
|
||
*/
|
||
|
||
/* Just convenience */
|
||
static int
|
||
dispatch_shutdown(dialogMenuItem *unused)
|
||
{
|
||
systemShutdown(0);
|
||
return DITEM_FAILURE;
|
||
}
|
||
|
||
static int
|
||
dispatch_systemExecute(dialogMenuItem *unused)
|
||
{
|
||
char *cmd = variable_get(VAR_COMMAND);
|
||
|
||
if (cmd)
|
||
return systemExecute(cmd) ? DITEM_FAILURE : DITEM_SUCCESS;
|
||
else
|
||
msgDebug("_systemExecute: No command passed in `command' variable.\n");
|
||
return DITEM_FAILURE;
|
||
}
|
||
|
||
static int
|
||
call_possible_resword(char *name, dialogMenuItem *value, int *status)
|
||
{
|
||
int i, rval;
|
||
|
||
rval = 0;
|
||
for (i = 0; resWords[i].name; i++) {
|
||
if (!strcmp(name, resWords[i].name)) {
|
||
*status = resWords[i].handler(value);
|
||
rval = 1;
|
||
break;
|
||
}
|
||
}
|
||
return rval;
|
||
}
|
||
|
||
/* For a given string, call it or spit out an undefined command diagnostic */
|
||
int
|
||
dispatchCommand(char *str)
|
||
{
|
||
int i;
|
||
char *cp;
|
||
|
||
if (!str || !*str) {
|
||
msgConfirm("Null or zero-length string passed to dispatchCommand");
|
||
return DITEM_FAILURE;
|
||
}
|
||
/* If it's got a newline, trim it */
|
||
if ((cp = index(str, '\n')) != NULL)
|
||
*cp = '\0';
|
||
|
||
/* If it's got a `=' sign in there, assume it's a variable setting */
|
||
if (index(str, '=')) {
|
||
if (isDebug())
|
||
msgDebug("dispatch: setting variable `%s'\n", str);
|
||
variable_set(str);
|
||
i = DITEM_SUCCESS;
|
||
}
|
||
else {
|
||
/* A command might be a pathname if it's encoded in argv[0], which
|
||
we also support */
|
||
if ((cp = rindex(str, '/')) != NULL)
|
||
str = cp + 1;
|
||
if (isDebug())
|
||
msgDebug("dispatch: calling resword `%s'\n", str);
|
||
if (!call_possible_resword(str, NULL, &i)) {
|
||
msgNotify("Warning: No such command ``%s''", str);
|
||
i = DITEM_FAILURE;
|
||
}
|
||
}
|
||
return i;
|
||
}
|
||
|
||
|
||
/*
|
||
* File processing
|
||
*/
|
||
|
||
static qelement *
|
||
dispatch_load_fp(FILE *fp)
|
||
{
|
||
qelement *head;
|
||
char buf[BUFSIZ], *cp;
|
||
|
||
head = malloc(sizeof(qelement));
|
||
|
||
if (!head)
|
||
return NULL;
|
||
|
||
INITQUE(*head);
|
||
|
||
while (fgets(buf, sizeof buf, fp)) {
|
||
|
||
if ((cp = strchr(buf, '\n')) != NULL)
|
||
*cp = '\0';
|
||
if (*buf == '\0' || *buf == '#')
|
||
continue;
|
||
|
||
if (!dispatch_add_command(head, buf))
|
||
return NULL;
|
||
}
|
||
|
||
return head;
|
||
}
|
||
|
||
static int
|
||
dispatch_execute(qelement *head)
|
||
{
|
||
int result = DITEM_SUCCESS;
|
||
command_buffer *item;
|
||
|
||
if (!head)
|
||
return result | DITEM_FAILURE;
|
||
|
||
/* Hint to others that we're running from a script, should they care */
|
||
variable_set2(VAR_NONINTERACTIVE, "YES");
|
||
|
||
while (!EMPTYQUE(*head)) {
|
||
item = (command_buffer *) head->q_forw;
|
||
|
||
if (DITEM_STATUS(dispatchCommand(item->string)) != DITEM_SUCCESS) {
|
||
/*
|
||
* Allow a user to prefix a command with "noError" to cause
|
||
* us to ignore any errors for that one command.
|
||
*/
|
||
if (variable_get(VAR_NO_ERROR))
|
||
variable_unset(VAR_NO_ERROR);
|
||
else {
|
||
msgConfirm("Command `%s' failed - rest of script aborted.\n",
|
||
item->string);
|
||
result |= DITEM_FAILURE;
|
||
break;
|
||
}
|
||
}
|
||
dispatch_free_command(item);
|
||
}
|
||
|
||
dispatch_free_all(head);
|
||
|
||
variable_unset(VAR_NONINTERACTIVE);
|
||
|
||
return result;
|
||
}
|
||
|
||
int
|
||
dispatch_load_file_int(int quiet)
|
||
{
|
||
FILE *fp;
|
||
char *cp;
|
||
int i;
|
||
qelement *list;
|
||
|
||
static const char *names[] = {
|
||
"install.cfg",
|
||
"/stand/install.cfg",
|
||
"/tmp/install.cfg",
|
||
NULL
|
||
};
|
||
|
||
fp = NULL;
|
||
cp = variable_get(VAR_CONFIG_FILE);
|
||
if (!cp) {
|
||
for (i = 0; names[i]; i++)
|
||
if ((fp = fopen(names[i], "r")) != NULL)
|
||
break;
|
||
} else
|
||
fp = fopen(cp, "r");
|
||
|
||
if (!fp) {
|
||
if (!quiet)
|
||
msgConfirm("Unable to open %s: %s", cp, strerror(errno));
|
||
return DITEM_FAILURE;
|
||
}
|
||
|
||
list = dispatch_load_fp(fp);
|
||
fclose(fp);
|
||
|
||
return dispatch_execute(list);
|
||
}
|
||
|
||
int
|
||
dispatch_load_file(dialogMenuItem *self)
|
||
{
|
||
return dispatch_load_file_int(FALSE);
|
||
}
|
||
|
||
int
|
||
dispatch_load_floppy(dialogMenuItem *self)
|
||
{
|
||
int what = DITEM_RESTORE | DITEM_SUCCESS;
|
||
extern char *distWanted;
|
||
char *cp;
|
||
FILE *fp;
|
||
qelement *list;
|
||
|
||
mediaClose();
|
||
dialog_clear_norefresh();
|
||
|
||
cp = variable_get_value(VAR_INSTALL_CFG,
|
||
"Specify the name of a configuration file\n"
|
||
"residing on a MSDOS or UFS floppy.");
|
||
if (!cp || !*cp) {
|
||
variable_unset(VAR_INSTALL_CFG);
|
||
what |= DITEM_FAILURE;
|
||
return what;
|
||
}
|
||
|
||
distWanted = cp;
|
||
/* Try to open the floppy drive */
|
||
if (DITEM_STATUS(mediaSetFloppy(NULL)) == DITEM_FAILURE) {
|
||
msgConfirm("Unable to set media device to floppy.");
|
||
what |= DITEM_FAILURE;
|
||
mediaClose();
|
||
return what;
|
||
}
|
||
|
||
if (!mediaDevice->init(mediaDevice)) {
|
||
msgConfirm("Unable to mount floppy filesystem.");
|
||
what |= DITEM_FAILURE;
|
||
mediaClose();
|
||
return what;
|
||
}
|
||
|
||
fp = mediaDevice->get(mediaDevice, cp, TRUE);
|
||
if (fp) {
|
||
list = dispatch_load_fp(fp);
|
||
fclose(fp);
|
||
mediaClose();
|
||
|
||
what |= dispatch_execute(list);
|
||
}
|
||
else {
|
||
msgConfirm("Configuration file '%s' not found.", cp);
|
||
variable_unset(VAR_INSTALL_CFG);
|
||
what |= DITEM_FAILURE;
|
||
mediaClose();
|
||
}
|
||
|
||
return what;
|
||
}
|
||
|