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/*
* Unix SMB/CIFS implementation.
* Service Control API Implementation
* Copyright (C) Gerald Carter 2005.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "includes.h"
/* Implementation for LSB compliant init scripts */
/*******************************************************************************
Get the services information by reading and parsing the shell scripts. These
are symbolically linked into the SVCCTL_SCRIPT_DIR directory.
Get the names of the services/scripts to read from the smb.conf file.
*******************************************************************************/
BOOL get_LSB_data(char *fname,Service_info *si )
{
pstring initdfile;
char mybuffer[256];
const char *tokenptr;
char **qlines;
int fd = -1;
int nlines, *numlines,i,in_section,in_description;
pstrcpy(si->servicename,"");
pstrcpy(si->servicetype,"EXTERNAL");
pstrcpy(si->filename,fname);
pstrcpy(si->provides,"");
pstrcpy(si->dependencies,"");
pstrcpy(si->shouldstart,"");
pstrcpy(si->shouldstop,"");
pstrcpy(si->requiredstart,"");
pstrcpy(si->requiredstop,"");
pstrcpy(si->description,"");
pstrcpy(si->shortdescription,"");
numlines = &nlines;
in_section = 0;
in_description = 0;
if( !fname || !*fname ) {
DEBUG(0, ("Must define an \"LSB-style init file\" to read.\n"));
return False;
}
pstrcpy(initdfile,dyn_LIBDIR);
pstrcat(initdfile,SVCCTL_SCRIPT_DIR);
pstrcat(initdfile,fname);
/* TODO - should check to see if the file that we're trying to open is
actually a script. If it's NOT, we should do something like warn,
and not continue to try to find info we're looking for */
DEBUG(10, ("Opening [%s]\n", initdfile));
fd = -1;
fd = open(initdfile,O_RDONLY);
*numlines = 0;
if (fd == -1) {
DEBUG(10, ("Couldn't open [%s]\n", initdfile));
return False;
}
qlines = fd_lines_load(fd, numlines);
DEBUGADD(10, ("Lines returned = [%d]\n", *numlines));
close(fd);
if (*numlines) {
for(i = 0; i < *numlines; i++) {
DEBUGADD(10, ("Line[%d] = %s\n", i, qlines[i]));
if (!in_section && (0==strwicmp("### BEGIN INIT INFO", qlines[i]))) {
/* we now can look for params */
DEBUGADD(10, ("Configuration information starts on line = [%d]\n", i));
in_section = 1;
} else if (in_section && (0==strwicmp("### END INIT INFO", qlines[i]))) {
DEBUGADD(10, ("Configuration information ends on line = [%d]\n", i));
DEBUGADD(10, ("Description is [%s]\n", si->description));
in_description = 0;
in_section = 0;
break;
} else if (in_section) {
tokenptr = qlines[i];
if (in_description) {
DEBUGADD(10, ("Processing DESCRIPTION [%d]\n", *tokenptr));
if (tokenptr && (*tokenptr=='#') && (*(tokenptr+1)=='\t')) {
DEBUGADD(10, ("Adding to DESCRIPTION [%d]\n", *tokenptr));
pstrcat(si->description," ");
pstrcat(si->description,tokenptr+2);
continue;
}
in_description = 0;
DEBUGADD(10, ("Not a description!\n"));
}
if (!next_token(&tokenptr,mybuffer," \t",sizeof(mybuffer))) {
DEBUGADD(10, ("Invalid line [%d]\n", i));
break; /* bad line? */
}
if (0 != strncmp(mybuffer,"#",1)) {
DEBUGADD(10, ("Invalid line [%d], is %s\n", i,mybuffer));
break;
}
if (!next_token(&tokenptr,mybuffer," \t",sizeof(mybuffer))) {
DEBUGADD(10, ("Invalid token on line [%d]\n", i));
break; /* bad line? */
}
DEBUGADD(10, ("Keyword is [%s]\n", mybuffer));
if (0==strwicmp(mybuffer,"Description:")) {
while (tokenptr && *tokenptr && (strchr(" \t",*tokenptr))) {
tokenptr++;
}
pstrcpy(si->description,tokenptr);
DEBUGADD(10, ("FOUND DESCRIPTION! Data is [%s]\n", tokenptr));
in_description = 1;
} else {
while (tokenptr && *tokenptr && (strchr(" \t",*tokenptr))) {
tokenptr++;
}
DEBUGADD(10, ("Data is [%s]\n", tokenptr));
in_description = 0;
/* save certain keywords, don't save others */
if (0==strwicmp(mybuffer, "Provides:")) {
pstrcpy(si->provides,tokenptr);
pstrcpy(si->servicename,tokenptr);
}
if (0==strwicmp(mybuffer, "Short-Description:")) {
pstrcpy(si->shortdescription,tokenptr);
}
if (0==strwicmp(mybuffer, "Required-start:")) {
pstrcpy(si->requiredstart,tokenptr);
pstrcpy(si->dependencies,tokenptr);
}
if (0==strwicmp(mybuffer, "Should-start:")) {
pstrcpy(si->shouldstart,tokenptr);
}
}
}
}
file_lines_free(qlines);
return True;
}
return False;
}
/*********************************************************************
*********************************************************************/
static WERROR rcinit_stop( const char *service, SERVICE_STATUS *status )
{
pstring command;
int ret, fd;
pstr_sprintf( command, "%s/%s/%s stop", dyn_LIBDIR, SVCCTL_SCRIPT_DIR, service );
/* we've already performed the access check when the service was opened */
become_root();
ret = smbrun( command , &fd );
unbecome_root();
DEBUGADD(5, ("rcinit_start: [%s] returned [%d]\n", command, ret));
close(fd);
ZERO_STRUCTP( status );
status->type = 0x0020;
status->state = (ret == 0 ) ? 0x0001 : 0x0004;
status->controls_accepted = 0x0005;
return ( ret == 0 ) ? WERR_OK : WERR_ACCESS_DENIED;
}
/*********************************************************************
*********************************************************************/
static WERROR rcinit_start( const char *service )
{
pstring command;
int ret, fd;
pstr_sprintf( command, "%s/%s/%s start", dyn_LIBDIR, SVCCTL_SCRIPT_DIR, service );
/* we've already performed the access check when the service was opened */
become_root();
ret = smbrun( command , &fd );
unbecome_root();
DEBUGADD(5, ("rcinit_start: [%s] returned [%d]\n", command, ret));
close(fd);
return ( ret == 0 ) ? WERR_OK : WERR_ACCESS_DENIED;
}
/*********************************************************************
*********************************************************************/
static WERROR rcinit_status( const char *service, SERVICE_STATUS *status )
{
pstring command;
int ret, fd;
pstr_sprintf( command, "%s/%s/%s status", dyn_LIBDIR, SVCCTL_SCRIPT_DIR, service );
/* we've already performed the access check when the service was opened */
/* assume as return code of 0 means that the service is ok. Anything else
is STOPPED */
become_root();
ret = smbrun( command , &fd );
unbecome_root();
DEBUGADD(5, ("rcinit_start: [%s] returned [%d]\n", command, ret));
close(fd);
ZERO_STRUCTP( status );
status->type = 0x0020;
status->state = (ret == 0 ) ? 0x0004 : 0x0001;
status->controls_accepted = 0x0005;
return WERR_OK;
}
/*********************************************************************
*********************************************************************/
/* struct for svcctl control to manipulate rcinit service */
SERVICE_CONTROL_OPS rcinit_svc_ops = {
rcinit_stop,
rcinit_start,
rcinit_status
};
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