static DWORD RemoveOption(struct SshConf *conf, const char *name)
{
DWORD ceError = ERROR_SUCCESS;
int line;
for(line = 0; line < conf->lineCount; line++)
{
line = FindOption(conf, line, name);
if(line == -1)
break;
BAIL_ON_CENTERIS_ERROR(ceError = RemoveLine(conf, &line));
if(line > 0)
line--;
}
error:
UpdatePublicLines(conf);
return ceError;
}
DWORD
CTCheckDirectoryExists(
PCSTR pszPath,
PBOOLEAN pbDirExists
)
{
DWORD ceError = ERROR_SUCCESS;
struct stat statbuf;
while (1) {
memset(&statbuf, 0, sizeof(struct stat));
if (stat(pszPath, &statbuf) < 0) {
if (errno == EINTR) {
continue;
}
else if (errno == ENOENT || errno == ENOTDIR) {
*pbDirExists = FALSE;
break;
}
ceError = LwMapErrnoToLwError(errno);
BAIL_ON_CENTERIS_ERROR(ceError);
}
/*
The path exists. Is it a directory?
*/
*pbDirExists = (((statbuf.st_mode & S_IFMT) == S_IFDIR) ? TRUE : FALSE);
break;
}
error:
return ceError;
}
DWORD
DJIsDomainNameResolvable(
PCSTR pszDomainName,
PBOOLEAN pbIsResolvable
)
{
DWORD ceError = ERROR_SUCCESS;
struct hostent* pHostent = NULL;
int i = 0;
*pbIsResolvable = FALSE;
if (IsNullOrEmptyString(pszDomainName)) {
ceError = ERROR_INVALID_PARAMETER;
BAIL_ON_CENTERIS_ERROR(ceError);
}
for(i = 0; i < 3; i++){
pHostent = gethostbyname(pszDomainName);
if (pHostent == NULL) {
if (h_errno == TRY_AGAIN) {
continue;
} else {
*pbIsResolvable = FALSE;
break;
}
} else {
*pbIsResolvable = !IsNullOrEmptyString(pHostent->h_name);
break;
}
}
return ceError;
error:
*pbIsResolvable = FALSE;
return ceError;
}
DWORD
CTGetOwnerUID(
PCSTR pszFilePath,
uid_t* pUid
)
{
DWORD ceError = ERROR_SUCCESS;
struct stat statbuf;
memset(&statbuf, 0, sizeof(struct stat));
if (stat(pszFilePath, &statbuf) < 0) {
ceError = LwMapErrnoToLwError(errno);
BAIL_ON_CENTERIS_ERROR(ceError);
}
*pUid = statbuf.st_uid;
error:
return ceError;
}
DWORD
CTRemoveFile(
PCSTR pszPath
)
{
DWORD ceError = ERROR_SUCCESS;
while (1) {
if (unlink(pszPath) < 0) {
if (errno == EINTR) {
continue;
}
ceError = LwMapErrnoToLwError(errno);
BAIL_ON_CENTERIS_ERROR(ceError);
} else {
break;
}
}
error:
return ceError;
}
DWORD
CTChangePermissions(
PCSTR pszPath,
mode_t dwFileMode
)
{
DWORD ceError = ERROR_SUCCESS;
while (1) {
if (chmod(pszPath, dwFileMode) < 0) {
if (errno == EINTR) {
continue;
}
ceError = LwMapErrnoToLwError(errno);
BAIL_ON_CENTERIS_ERROR(ceError);
} else {
break;
}
}
error:
return ceError;
}
DWORD
DJParseHostsFile(
const char *filename,
PHOSTSFILELINE* ppHostsFileLineList
)
{
DWORD ceError = ERROR_SUCCESS;
PHOSTSFILELINE pLineHead = NULL;
PHOSTSFILELINE pHostsLine = NULL;
PHOSTFILEALIAS pAlias = NULL;
FILE* fp = NULL;
CHAR szBuf[1024+1];
PSTR pszTmp = NULL;
DWORD iToken = 0;
PHOSTSFILELINE pLineTail = NULL;
BOOLEAN exists;
BAIL_ON_CENTERIS_ERROR(ceError = CTCheckFileOrLinkExists(filename, &exists));
if(!exists)
BAIL_ON_CENTERIS_ERROR(ceError = ERROR_FILE_NOT_FOUND);
fp = fopen(filename, "r");
if (fp == NULL) {
ceError = LwMapErrnoToLwError(errno);
BAIL_ON_CENTERIS_ERROR(ceError);
}
while (1) {
if (fgets(szBuf, 1024, fp) == NULL) {
if (!feof(fp)) {
ceError = LwMapErrnoToLwError(errno);
BAIL_ON_CENTERIS_ERROR(ceError);
} else {
break;
}
}
CTStripWhitespace(szBuf);
ceError = CTAllocateMemory(sizeof(HOSTSFILELINE),
(PVOID*)(PVOID)&pHostsLine);
BAIL_ON_CENTERIS_ERROR(ceError);
pHostsLine->pEntry = NULL;
pHostsLine->pszComment = NULL;
pszTmp = strchr(szBuf, '#');
if (pszTmp != NULL) {
ceError = CTAllocateString(pszTmp,
&pHostsLine->pszComment);
BAIL_ON_CENTERIS_ERROR(ceError);
*pszTmp = '\0';
}
if(szBuf[0] != '\0')
{
ceError = CTAllocateMemory(sizeof(HOSTSFILEENTRY),
(PVOID*)(PVOID)&pHostsLine->pEntry);
BAIL_ON_CENTERIS_ERROR(ceError);
iToken = 0;
pszTmp = strtok(szBuf, " \t");
while (pszTmp != NULL) {
if (iToken == 0) {
ceError = CTAllocateString(pszTmp,
&pHostsLine->pEntry->pszIpAddress);
BAIL_ON_CENTERIS_ERROR(ceError);
} else if (iToken == 1) {
ceError = CTAllocateString(pszTmp,
&pHostsLine->pEntry->pszCanonicalName);
BAIL_ON_CENTERIS_ERROR(ceError);
} else {
ceError = CTAllocateMemory(sizeof(HOSTFILEALIAS),
(PVOID*)(PVOID)&pAlias);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = CTAllocateString(pszTmp, &pAlias->pszAlias);
BAIL_ON_CENTERIS_ERROR(ceError);
//The alias list is first built in reverse
pAlias->pNext = pHostsLine->pEntry->pAliasList;
pHostsLine->pEntry->pAliasList = pAlias;
pAlias = NULL;
}
iToken++;
pszTmp = strtok(NULL, " \t");
}
if (pHostsLine->pEntry->pAliasList) {
pHostsLine->pEntry->pAliasList =
DJReverseAliasList(pHostsLine->pEntry->pAliasList);
}
}
if(pLineTail != NULL)
pLineTail->pNext = pHostsLine;
else
pLineHead = pHostsLine;
pLineTail = pHostsLine;
pHostsLine = NULL;
}
*ppHostsFileLineList = pLineHead;
pLineHead = NULL;
error:
if (pAlias)
DJFreeAlias(pAlias);
if (pHostsLine)
DJFreeHostsLine(pHostsLine);
if (pLineHead)
DJFreeHostsFileLineList(pLineHead);
if (fp)
fclose(fp);
return ceError;
}
static
DWORD
DJSetSearchPath(
SearchPolicyType searchPolicyType
)
{
DWORD ceError = ERROR_SUCCESS;
PPROCINFO pProcInfo = NULL;
PSTR* ppszArgs = NULL;
DWORD nArgs = 7;
LONG status = 0;
DJ_LOG_INFO("Setting search policy to %s", searchPolicyType == CSPSearchPath ? "Custom path" : "Automatic");
ceError = CTAllocateMemory(sizeof(PSTR)*nArgs, (PVOID*)(PVOID)&ppszArgs);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = CTAllocateString("/usr/bin/dscl", ppszArgs);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = CTAllocateString("/Search", ppszArgs+1);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = CTAllocateString("-create", ppszArgs+2);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = CTAllocateString("/", ppszArgs+3);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = CTAllocateString("SearchPolicy", ppszArgs+4);
BAIL_ON_CENTERIS_ERROR(ceError);
switch (searchPolicyType)
{
case CSPSearchPath:
{
ceError = CTAllocateString("CSPSearchPath", ppszArgs+5);
BAIL_ON_CENTERIS_ERROR(ceError);
break;
}
case NSPSearchPath:
{
ceError = CTAllocateString("NSPSearchPath", ppszArgs+5);
BAIL_ON_CENTERIS_ERROR(ceError);
break;
}
}
ceError = DJSpawnProcess(ppszArgs[0], ppszArgs, &pProcInfo);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = DJGetProcessStatus(pProcInfo, &status);
BAIL_ON_CENTERIS_ERROR(ceError);
if (status != 0)
{
ceError = ERROR_BAD_COMMAND;
BAIL_ON_CENTERIS_ERROR(ceError);
}
error:
if (ppszArgs)
{
CTFreeStringArray(ppszArgs, nArgs);
}
if (pProcInfo)
{
FreeProcInfo(pProcInfo);
}
return ceError;
}
DWORD
DJIsAppleADPluginInUse(BOOLEAN* pExists)
{
DWORD ceError = ERROR_SUCCESS;
PPROCINFO pProcInfo = NULL;
PSTR* ppszArgs = NULL;
DWORD nArgs = 8;
LONG status = 0;
BOOLEAN bInUse = FALSE;
DJ_LOG_INFO("Testing to see if Apple AD plugin is already in use");
ceError = CTAllocateMemory(sizeof(PSTR)*nArgs, (PVOID*)(PVOID)&ppszArgs);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = CTAllocateString("/usr/bin/dscl", ppszArgs);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = CTAllocateString("localhost", ppszArgs+1);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = CTAllocateString("-list", ppszArgs+2);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = CTAllocateString("/", ppszArgs+3);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = CTAllocateString("|", ppszArgs+4);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = CTAllocateString("grep", ppszArgs+5);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = CTAllocateString(APPLEADDSPLUGIN_NAME, ppszArgs+6);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = DJSpawnProcess(ppszArgs[0], ppszArgs, &pProcInfo);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = DJGetProcessStatus(pProcInfo, &status);
BAIL_ON_CENTERIS_ERROR(ceError);
if (status == 0)
{
bInUse = TRUE;
}
error:
if (ppszArgs)
{
CTFreeStringArray(ppszArgs, nArgs);
}
if (pProcInfo)
{
FreeProcInfo(pProcInfo);
}
*pExists = bInUse;
return ceError;
}
/* Copy a ssh configuration line and add it below the old line. */
static DWORD SetOption(struct SshConf *conf, const char *name, const char *value)
{
DWORD ceError = ERROR_SUCCESS;
int line = -1;
DynamicArray printedLine;
struct SshLine lineObj;
int found = 0;
memset(&lineObj, 0, sizeof(struct SshLine));
memset(&printedLine, 0, sizeof(printedLine));
for(line = 0; line < conf->lineCount; line++)
{
line = FindOption(conf, line, name);
if(line == -1)
break;
found++;
if(!strcmp(conf->lines[line].value.value, value))
continue;
//Insert a commented out version of the line
BAIL_ON_CENTERIS_ERROR(ceError = GetPrintedLine(&printedLine, conf, line));
BAIL_ON_CENTERIS_ERROR(ceError = CTStrdup("",
&lineObj.leadingWhiteSpace));
BAIL_ON_CENTERIS_ERROR(ceError = CTStrdup("",
&lineObj.name.value));
BAIL_ON_CENTERIS_ERROR(ceError = CTStrdup("",
&lineObj.name.trailingSeparator));
BAIL_ON_CENTERIS_ERROR(ceError = CTStrdup("",
&lineObj.value.value));
BAIL_ON_CENTERIS_ERROR(ceError = CTAllocateStringPrintf(
&lineObj.value.trailingSeparator,
"#Overwritten by lwidentity: %s",
printedLine.data));
BAIL_ON_CENTERIS_ERROR(ceError = CTArrayInsert(&conf->private_data,
line, sizeof(struct SshLine), &lineObj, 1));
memset(&lineObj, 0, sizeof(lineObj));
UpdatePublicLines(conf);
conf->modified = 1;
line++;
//Change the option value of the line
CT_SAFE_FREE_STRING(conf->lines[line].value.value);
BAIL_ON_CENTERIS_ERROR(ceError = CTStrdup(value,
&conf->lines[line].value.value));
}
/*If the option wasn't already in the file, search for comments that
mention the option, and insert the line after the comment*/
for(line = 0; !found && line < conf->lineCount; line++)
{
if(strstr(conf->lines[line].value.trailingSeparator, name) == NULL)
continue;
BAIL_ON_CENTERIS_ERROR(ceError = CTStrdup("",
&lineObj.leadingWhiteSpace));
BAIL_ON_CENTERIS_ERROR(ceError = CTStrdup(name,
&lineObj.name.value));
BAIL_ON_CENTERIS_ERROR(ceError = CTStrdup(" ",
&lineObj.name.trailingSeparator));
BAIL_ON_CENTERIS_ERROR(ceError = CTStrdup(value,
&lineObj.value.value));
BAIL_ON_CENTERIS_ERROR(ceError = CTStrdup("",
&lineObj.value.trailingSeparator));
BAIL_ON_CENTERIS_ERROR(ceError = CTArrayInsert(&conf->private_data,
line + 1, sizeof(struct SshLine), &lineObj, 1));
memset(&lineObj, 0, sizeof(lineObj));
conf->modified = 1;
found++;
}
/*If the option wasn't even in a comment, just add the option at the
end of the file
*/
if(!found)
{
BAIL_ON_CENTERIS_ERROR(ceError = CTStrdup("",
&lineObj.leadingWhiteSpace));
BAIL_ON_CENTERIS_ERROR(ceError = CTStrdup(name,
&lineObj.name.value));
BAIL_ON_CENTERIS_ERROR(ceError = CTStrdup(" ",
&lineObj.name.trailingSeparator));
BAIL_ON_CENTERIS_ERROR(ceError = CTStrdup(value,
&lineObj.value.value));
BAIL_ON_CENTERIS_ERROR(ceError = CTStrdup("",
&lineObj.value.trailingSeparator));
BAIL_ON_CENTERIS_ERROR(ceError = CTArrayAppend(&conf->private_data,
sizeof(struct SshLine), &lineObj, 1));
memset(&lineObj, 0, sizeof(lineObj));
conf->modified = 1;
}
error:
UpdatePublicLines(conf);
FreeSshLineContents(&lineObj);
CTArrayFree(&printedLine);
return ceError;
}
static
DWORD
WriteHostnameToSunFiles(
PCSTR pOldShortHostname,
PCSTR pNewShortHostname,
PCSTR pDnsDomainName,
PCSTR pOldFqdnHostname,
PCSTR pNewFqdnHostname
)
{
DWORD ceError = ERROR_SUCCESS;
FILE* fp = NULL;
PSTR* ppszHostfilePaths = NULL;
DWORD nPaths = 0;
DWORD iPath = 0;
PSTR pRealPath = NULL;
PSTR pTempPath = NULL;
PSTR pOldEscapedShortHostname = NULL;
PSTR pOldEscapedFqdnHostname = NULL;
PSTR pOldSedExpression = NULL;
PSTR pSedExpression = NULL;
BOOLEAN isSame = FALSE;
DJ_LOG_INFO("Setting hostname to [%s]", pNewShortHostname);
ceError = CTGetFileTempPath(
"/etc/nodename",
&pRealPath,
&pTempPath);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = CTOpenFile(
pTempPath,
"w",
&fp);
BAIL_ON_CENTERIS_ERROR(ceError);
if (fprintf(fp, "%s\n", pNewShortHostname) < 0)
{
ceError = LwMapErrnoToLwError(errno);
BAIL_ON_CENTERIS_ERROR(ceError);
}
ceError = CTSafeCloseFile(&fp);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = CTFileContentsSame(
pTempPath,
pRealPath,
&isSame);
BAIL_ON_CENTERIS_ERROR(ceError);
if (isSame)
{
BAIL_ON_CENTERIS_ERROR(ceError = CTRemoveFile(pTempPath));
}
else
{
ceError = CTSafeReplaceFile(pRealPath, pTempPath);
BAIL_ON_CENTERIS_ERROR(ceError);
}
CT_SAFE_FREE_STRING(pRealPath);
CT_SAFE_FREE_STRING(pTempPath);
ceError = CTGetFileTempPath(
"/etc/defaultdomain",
&pRealPath,
&pTempPath);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = CTOpenFile(
pTempPath,
"w",
&fp);
BAIL_ON_CENTERIS_ERROR(ceError);
fprintf(fp, "%s\n", pDnsDomainName);
ceError = CTSafeCloseFile(&fp);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = CTFileContentsSame(
pTempPath,
pRealPath,
&isSame);
BAIL_ON_CENTERIS_ERROR(ceError);
if (isSame)
{
BAIL_ON_CENTERIS_ERROR(ceError = CTRemoveFile(pTempPath));
}
else
{
ceError = CTSafeReplaceFile(pRealPath, pTempPath);
BAIL_ON_CENTERIS_ERROR(ceError);
}
/* The first column of the /etc/hostname.<interface> files is the IP
* address of the interface. It may either be specified directly in the
* file, or the file may refer to an entry in /etc/hosts. This program is
* editing /etc/hosts, any old entries in the hostname files need to be
* fixed. */
ceError = CTGetMatchingFilePathsInFolder("/etc",
"hostname.*",
&ppszHostfilePaths,
&nPaths);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = SedEscapeLiteral(
pOldShortHostname,
&pOldEscapedShortHostname);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = LwAllocateStringPrintf(
&pSedExpression,
"s/^%s\\([ ].*\\)\\{0,1\\}$/%s\\1/",
pOldEscapedShortHostname,
pNewShortHostname);
BAIL_ON_CENTERIS_ERROR(ceError);
if (pOldFqdnHostname != NULL)
{
ceError = SedEscapeLiteral(
pOldFqdnHostname,
&pOldEscapedFqdnHostname);
BAIL_ON_CENTERIS_ERROR(ceError);
pOldSedExpression = pSedExpression;
pSedExpression = NULL;
ceError = LwAllocateStringPrintf(
&pSedExpression,
"%s;s/^%s\\([ ].*\\)\\{0,1\\}$/%s\\1/",
pOldSedExpression,
pOldEscapedFqdnHostname,
pNewFqdnHostname);
BAIL_ON_CENTERIS_ERROR(ceError);
}
for (iPath = 0; iPath < nPaths; iPath++)
{
if (!CTStrEndsWith(ppszHostfilePaths[iPath], ".lwidentity.bak") &&
!CTStrEndsWith(ppszHostfilePaths[iPath], ".lwidentity.orig"))
{
ceError = CTRunSedOnFile(
ppszHostfilePaths[iPath],
ppszHostfilePaths[iPath],
FALSE,
pSedExpression);
BAIL_ON_CENTERIS_ERROR(ceError);
}
}
error:
if (ppszHostfilePaths)
CTFreeStringArray(ppszHostfilePaths, nPaths);
if (fp) {
fclose(fp);
}
CT_SAFE_FREE_STRING(pRealPath);
CT_SAFE_FREE_STRING(pTempPath);
CT_SAFE_FREE_STRING(pOldEscapedShortHostname);
CT_SAFE_FREE_STRING(pOldEscapedFqdnHostname);
CT_SAFE_FREE_STRING(pOldSedExpression);
CT_SAFE_FREE_STRING(pSedExpression);
return ceError;
}
static DWORD SetHPUXHostname(PSTR pszComputerName)
{
DWORD ceError = ERROR_SUCCESS;
PPROCINFO pProcInfo = NULL;
PSTR *ppszArgs = NULL;
DWORD nArgs = 6;
CHAR szBuf[512];
LONG status = 0;
DJ_LOG_INFO("Setting hostname to [%s]", pszComputerName);
ceError = CTAllocateMemory(sizeof(PSTR)*nArgs, PPCAST(&ppszArgs));
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = CTAllocateString("/bin/sh", ppszArgs);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = CTAllocateString("-c", ppszArgs+1);
BAIL_ON_CENTERIS_ERROR(ceError);
memset(szBuf, 0, sizeof(szBuf));
snprintf(szBuf, sizeof(szBuf), "/usr/bin/sed s/HOSTNAME=\\\"[a-zA-Z0-9].*\\\"/HOSTNAME=\\\"%s\\\"/ %s > %s.new", pszComputerName, NETCONF, NETCONF);
ceError = CTAllocateString(szBuf, ppszArgs+2);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = DJSpawnProcess(ppszArgs[0], ppszArgs, &pProcInfo);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = DJGetProcessStatus(pProcInfo, &status);
BAIL_ON_CENTERIS_ERROR(ceError);
if (status != 0) {
ceError = ERROR_BAD_COMMAND;
BAIL_ON_CENTERIS_ERROR(ceError);
}
memset(szBuf, 0, sizeof(szBuf));
snprintf(szBuf, sizeof(szBuf), "%s.new", NETCONF);
ceError = CTMoveFile(szBuf, NETCONF);
BAIL_ON_CENTERIS_ERROR(ceError);
CTFreeStringArray(ppszArgs, nArgs);
ppszArgs = NULL;
FreeProcInfo(pProcInfo);
pProcInfo = NULL;
/* After updating the file, HP-UX wants us to "start" the hostname */
ceError = CTAllocateMemory(sizeof(PSTR)*nArgs, PPCAST(&ppszArgs));
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = CTAllocateString("/sbin/init.d/hostname", ppszArgs);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = CTAllocateString("start", ppszArgs + 1);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = DJSpawnProcess(ppszArgs[0], ppszArgs, &pProcInfo);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = DJGetProcessStatus(pProcInfo, &status);
BAIL_ON_CENTERIS_ERROR(ceError);
if (status != 0) {
ceError = ERROR_BAD_COMMAND;
BAIL_ON_CENTERIS_ERROR(ceError);
}
error:
if(ppszArgs)
CTFreeStringArray(ppszArgs, nArgs);
if(pProcInfo)
FreeProcInfo(pProcInfo);
return ceError;
}
// newFdqnHostname = <shortHostname>.<dnsDomainName>
DWORD
DJReplaceHostnameInMemory(
PHOSTSFILELINE pHostsFileLineList,
PCSTR oldShortHostname,
PCSTR oldFqdnHostname,
PCSTR shortHostname,
PCSTR dnsDomainName
)
{
DWORD ceError = ERROR_SUCCESS;
PSTR pszDomainName = NULL;
PSTR pszHostName = NULL;
PSTR pszCanonicalName = NULL;
PHOSTSFILELINE pLine = NULL;
PHOSTSFILELINE pCreatedLine = NULL;
BOOLEAN bFound = FALSE;
BOOLEAN bModified = FALSE;
PHOSTFILEALIAS pAlias = NULL;
//
// Ideal algorithm:
//
// 1) Find any lines with hostname.
// 2) Make sure the the FQDN is present as the first
// name in each of those lines.
// 3) If no lines were found, then add hostname to 127.0.0.1
// and put FQDN first.
// 4) If 127.0.0.2 line is present, edit that to just have our info.
//
if (IsNullOrEmptyString(shortHostname)) {
ceError = ERROR_INVALID_PARAMETER;
BAIL_ON_CENTERIS_ERROR(ceError);
}
if (strchr(shortHostname, '.')) {
ceError = ERROR_INVALID_COMPUTERNAME;
BAIL_ON_CENTERIS_ERROR(ceError);
}
ceError = CTAllocateString(shortHostname, &pszHostName);
BAIL_ON_CENTERIS_ERROR(ceError);
CTStripWhitespace(pszHostName);
CTStrToLower(pszHostName);
if (dnsDomainName != NULL)
{
ceError = CTAllocateString(dnsDomainName, &pszDomainName);
BAIL_ON_CENTERIS_ERROR(ceError);
CTStripWhitespace(pszDomainName);
CTStrToLower(pszDomainName);
ceError = CTAllocateMemory(strlen(pszHostName)+strlen(pszDomainName)+2,
(PVOID*)(PVOID)&pszCanonicalName);
BAIL_ON_CENTERIS_ERROR(ceError);
sprintf(pszCanonicalName, "%s.%s", pszHostName, pszDomainName);
}
else
{
ceError = CTAllocateString(pszHostName, &pszCanonicalName);
BAIL_ON_CENTERIS_ERROR(ceError);
}
for (pLine = pHostsFileLineList; pLine; pLine = pLine->pNext) {
if (pLine->pEntry != NULL) {
if (pLine->pEntry->pszCanonicalName != NULL &&
(!strcasecmp(pLine->pEntry->pszCanonicalName, pszHostName) ||
!strcasecmp(pLine->pEntry->pszCanonicalName, oldShortHostname ? oldShortHostname : "") ||
!strcasecmp(pLine->pEntry->pszCanonicalName, oldFqdnHostname ? oldFqdnHostname : "") ||
!strcasecmp(pLine->pEntry->pszCanonicalName, pszCanonicalName))) {
ceError = DJUpdateHostEntry( pLine, pszHostName, pszCanonicalName, oldShortHostname, oldFqdnHostname);
BAIL_ON_CENTERIS_ERROR(ceError);
bFound = TRUE;
}
else if (DJEntryHasAlias(pLine->pEntry->pAliasList, pszHostName)) {
bFound = TRUE;
ceError = DJUpdateHostEntry( pLine, pszHostName, pszCanonicalName, oldShortHostname, oldFqdnHostname);
BAIL_ON_CENTERIS_ERROR(ceError);
}
}
}
if (!bFound) {
//First try to setup ip address on the loop back device which are not
//127.0.0.1
for (pLine = pHostsFileLineList; pLine; pLine = pLine->pNext) {
if (pLine->pEntry != NULL &&
!strncmp(pLine->pEntry->pszIpAddress, "127.0.", strlen("127.0.")) &&
strcmp(pLine->pEntry->pszIpAddress, "127.0.0.1"))
{
ceError = DJUpdateHostEntry( pLine, pszHostName, pszCanonicalName, oldShortHostname, oldFqdnHostname);
BAIL_ON_CENTERIS_ERROR(ceError);
bFound = TRUE;
}
}
if (!bFound)
{
//Have to add it to the 127.0.0.1 address
pLine = DJFindLineByIPAddress(pHostsFileLineList, "127.0.0.1");
if(pLine == NULL)
{
//We have to create the 127.0.0.1 address
ceError = CTAllocateMemory(sizeof(HOSTSFILELINE), (PVOID*)(PVOID)&pCreatedLine);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = CTAllocateMemory(sizeof(HOSTSFILEENTRY),
(PVOID*)(PVOID)&pCreatedLine->pEntry);
ceError = CTAllocateString("127.0.0.1",
&pCreatedLine->pEntry->pszIpAddress);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = DJAddAlias(pCreatedLine, "localhost", FALSE, &bModified);
BAIL_ON_CENTERIS_ERROR(ceError);
*DJGetLastHostsLine(&pHostsFileLineList) = pCreatedLine;
pLine = pCreatedLine;
pCreatedLine = NULL;
}
ceError = DJUpdateHostEntry( pLine, pszHostName, pszCanonicalName, oldShortHostname, oldFqdnHostname);
BAIL_ON_CENTERIS_ERROR(ceError);
}
}
error:
if (pAlias)
DJFreeAlias(pAlias);
if (pszHostName)
CTFreeString(pszHostName);
if (pszDomainName)
CTFreeString(pszDomainName);
if (pszCanonicalName)
CTFreeMemory(pszCanonicalName);
if(pCreatedLine)
DJFreeHostsLine(pCreatedLine);
return ceError;
}
DWORD
CTCopyFileWithPerms(
PCSTR pszSrcPath,
PCSTR pszDstPath,
mode_t dwPerms
)
{
DWORD ceError = ERROR_SUCCESS;
PCSTR pszTmpSuffix = ".tmp_likewise";
PSTR pszTmpPath = NULL;
BOOLEAN bRemoveFile = FALSE;
CHAR szBuf[1024+1];
int iFd = -1;
int oFd = -1;
ssize_t bytesRead = 0;
if (IsNullOrEmptyString(pszSrcPath) ||
IsNullOrEmptyString(pszDstPath)) {
ceError = ERROR_INVALID_PARAMETER;
BAIL_ON_CENTERIS_ERROR(ceError);
}
ceError = CTAllocateMemory(strlen(pszDstPath)+strlen(pszTmpSuffix)+2,
(PVOID*)&pszTmpPath);
BAIL_ON_CENTERIS_ERROR(ceError);
strcpy(pszTmpPath, pszDstPath);
strcat(pszTmpPath, pszTmpSuffix);
if ((iFd = open(pszSrcPath, O_RDONLY, S_IRUSR)) < 0) {
ceError = LwMapErrnoToLwError(errno);
BAIL_ON_CENTERIS_ERROR(ceError);
}
if ((oFd = open(pszTmpPath, O_WRONLY|O_TRUNC|O_CREAT, S_IRUSR|S_IWUSR)) < 0) {
ceError = LwMapErrnoToLwError(errno);
BAIL_ON_CENTERIS_ERROR(ceError);
}
bRemoveFile = TRUE;
while (1) {
if ((bytesRead = read(iFd, szBuf, 1024)) < 0) {
if (errno == EINTR)
continue;
ceError = LwMapErrnoToLwError(errno);
BAIL_ON_CENTERIS_ERROR(ceError);
}
if (bytesRead == 0)
break;
if (write(oFd, szBuf, bytesRead) != bytesRead) {
if (errno == EINTR)
continue;
ceError = LwMapErrnoToLwError(errno);
BAIL_ON_CENTERIS_ERROR(ceError);
}
}
close(iFd); iFd = -1;
close(oFd); oFd = -1;
ceError = CTMoveFile(pszTmpPath, pszDstPath);
BAIL_ON_CENTERIS_ERROR(ceError);
bRemoveFile = FALSE;
ceError = CTChangePermissions(pszDstPath, dwPerms);
BAIL_ON_CENTERIS_ERROR(ceError);
error:
if (iFd >= 0)
close(iFd);
if (oFd >= 0)
close(oFd);
if (bRemoveFile) {
CTRemoveFile(pszTmpPath);
}
if (pszTmpPath)
CTFreeString(pszTmpPath);
return ceError;
}
static
DWORD
DJWriteHostsFileIfModified(
const char *filename,
PHOSTSFILELINE pHostFileLineList
)
{
DWORD ceError = ERROR_SUCCESS;
PHOSTSFILELINE pLine = pHostFileLineList;
FILE* fp = NULL;
PHOSTFILEALIAS pAlias = NULL;
BOOLEAN bRemoveFile = FALSE;
char *tempName = NULL;
char *finalName = NULL;
ceError = CTGetFileTempPath(
filename,
&finalName,
&tempName);
BAIL_ON_CENTERIS_ERROR(ceError);
if (DJHostsFileWasModified(pHostFileLineList))
{
DJ_LOG_INFO("Writing out updated %s file", finalName);
fp = fopen(tempName, "w");
if (fp == NULL) {
ceError = LwMapErrnoToLwError(errno);
BAIL_ON_CENTERIS_ERROR(ceError);
}
bRemoveFile = TRUE;
while (pLine) {
if (pLine->pEntry != NULL) {
if (!IsNullOrEmptyString(pLine->pEntry->pszIpAddress))
{
if (fprintf(fp, "%s", pLine->pEntry->pszIpAddress) < 0)
{
ceError = LwMapErrnoToLwError(errno);
BAIL_ON_CENTERIS_ERROR(ceError);
}
}
if (!IsNullOrEmptyString(pLine->pEntry->pszCanonicalName))
{
if (fprintf(fp, " %s", pLine->pEntry->pszCanonicalName) < 0)
{
ceError = LwMapErrnoToLwError(errno);
BAIL_ON_CENTERIS_ERROR(ceError);
}
}
pAlias = pLine->pEntry->pAliasList;
while (pAlias) {
if (!IsNullOrEmptyString(pAlias->pszAlias))
{
if (fprintf(fp, " %s", pAlias->pszAlias) < 0)
{
ceError = LwMapErrnoToLwError(errno);
BAIL_ON_CENTERIS_ERROR(ceError);
}
}
pAlias = pAlias->pNext;
}
if (pLine->pszComment != NULL)
{
if (fprintf(fp, " %s", pLine->pszComment) < 0)
{
ceError = LwMapErrnoToLwError(errno);
BAIL_ON_CENTERIS_ERROR(ceError);
}
}
if (fprintf(fp, "\n") < 0)
{
ceError = LwMapErrnoToLwError(errno);
BAIL_ON_CENTERIS_ERROR(ceError);
}
}
else if(pLine->pszComment != NULL)
{
if (fprintf(fp, "%s\n", pLine->pszComment) < 0)
{
ceError = LwMapErrnoToLwError(errno);
BAIL_ON_CENTERIS_ERROR(ceError);
}
}
pLine = pLine->pNext;
}
if (fp) {
fclose(fp);
fp = NULL;
}
ceError = CTSafeReplaceFile(finalName, tempName);
BAIL_ON_CENTERIS_ERROR(ceError);
#if defined(__LWI_DARWIN__)
MacDnsCacheFlush();
#endif
bRemoveFile = FALSE;
}
else
DJ_LOG_INFO("%s file was not modified; not rewriting", finalName);
error:
if (fp)
fclose(fp);
if (bRemoveFile)
CTRemoveFile(tempName);
CT_SAFE_FREE_STRING(finalName);
CT_SAFE_FREE_STRING(tempName);
return ceError;
}
static
DWORD
DJUpdateHostEntry(
PHOSTSFILELINE pLine,
PCSTR pszShortName,
PCSTR pszFqdnName,
PCSTR pszRemoveName1,
PCSTR pszRemoveName2
)
{
DWORD ceError = ERROR_SUCCESS;
PHOSTFILEALIAS *aliasPos;
//This updates our hostname in a line of the hosts file
// 1. pszFqdnName will be added as the primary name in the host entry
// 2. pszShortName will be added as the first alias
// 3. Whatever was previously the primary name and first alias will be
// added as the second and third aliases
// 4. If pszRemoveName1 and or pszRemoveName2 are not null, they will
// be removed from the alias list
if (pszFqdnName == NULL && pszShortName != NULL)
{
pszFqdnName = pszShortName;
pszShortName = NULL;
}
else if (pszFqdnName != NULL && pszShortName != NULL &&
!strcasecmp(pszFqdnName, pszShortName))
{
pszShortName = NULL;
}
DJ_LOG_INFO("Adding %s (fqdn %s) to /etc/hosts ip %s, "
"removing %s, %s, %s, %s",
Disp(pszShortName), Disp(pszFqdnName),
Disp(pLine->pEntry->pszIpAddress),
Disp(pszShortName), Disp(pszFqdnName),
Disp(pszRemoveName1), Disp(pszRemoveName2));
if (pszFqdnName != NULL && (pLine->pEntry->pszCanonicalName == NULL ||
strcasecmp(pLine->pEntry->pszCanonicalName, pszFqdnName)))
{
if (pLine->pEntry->pszCanonicalName != NULL)
{
ceError = DJAddAlias(pLine, pLine->pEntry->pszCanonicalName, FALSE, NULL);
BAIL_ON_CENTERIS_ERROR(ceError);
CTFreeString(pLine->pEntry->pszCanonicalName);
pLine->pEntry->pszCanonicalName = NULL;
}
ceError = CTAllocateString(pszFqdnName, &pLine->pEntry->pszCanonicalName);
BAIL_ON_CENTERIS_ERROR(ceError);
pLine->bModified = TRUE;
}
aliasPos = &pLine->pEntry->pAliasList;
if (pszShortName != NULL)
{
if (pLine->pEntry->pAliasList == NULL || strcasecmp(pLine->pEntry->pAliasList->pszAlias, pszShortName))
{
ceError = DJAddAlias(pLine, pszShortName, TRUE, NULL);
BAIL_ON_CENTERIS_ERROR(ceError);
}
//Skip over this so we don't delete it
aliasPos = &(*aliasPos)->pNext;
}
{
PCSTR removeStrings[] = {
pszShortName,
pszFqdnName,
pszRemoveName1,
pszRemoveName2 };
while (*aliasPos != NULL)
{
int i;
for(i=0; i<sizeof(removeStrings)/sizeof(removeStrings[0]); i++)
{
if(removeStrings[i] != NULL &&
!strcasecmp((*aliasPos)->pszAlias, removeStrings[i]))
{
//Remove it
PHOSTFILEALIAS remove = *aliasPos;
(*aliasPos) = remove->pNext;
DJFreeAlias(remove);
pLine->bModified = TRUE;
goto removed_entry;
}
}
//Advance to the next entry because nothing was removed.
aliasPos = &(*aliasPos)->pNext;
removed_entry:
;
}
}
error:
return ceError;
}
/*
// TODO: Check access and removability before actual deletion
*/
DWORD
CTRemoveDirectory(
PCSTR pszPath
)
{
DWORD ceError = ERROR_SUCCESS;
DIR* pDir = NULL;
struct dirent* pDirEntry = NULL;
struct stat statbuf;
CHAR szBuf[PATH_MAX+1];
if ((pDir = opendir(pszPath)) == NULL) {
ceError = LwMapErrnoToLwError(errno);
BAIL_ON_CENTERIS_ERROR(ceError);
}
while ((pDirEntry = readdir(pDir)) != NULL) {
if (!strcmp(pDirEntry->d_name, "..") ||
!strcmp(pDirEntry->d_name, "."))
continue;
sprintf(szBuf, "%s/%s", pszPath, pDirEntry->d_name);
memset(&statbuf, 0, sizeof(struct stat));
if (stat(szBuf, &statbuf) < 0) {
ceError = LwMapErrnoToLwError(errno);
BAIL_ON_CENTERIS_ERROR(ceError);
}
if ((statbuf.st_mode & S_IFMT) == S_IFDIR) {
ceError = CTRemoveDirectory(szBuf);
BAIL_ON_CENTERIS_ERROR(ceError);
if (rmdir(szBuf) < 0) {
ceError = LwMapErrnoToLwError(ceError);
BAIL_ON_CENTERIS_ERROR(ceError);
}
} else {
ceError = CTRemoveFile(szBuf);
BAIL_ON_CENTERIS_ERROR(ceError);
}
}
if(closedir(pDir) < 0)
{
pDir = NULL;
ceError = LwMapErrnoToLwError(ceError);
BAIL_ON_CENTERIS_ERROR(ceError);
}
pDir = NULL;
if (rmdir(pszPath) < 0) {
ceError = LwMapErrnoToLwError(ceError);
BAIL_ON_CENTERIS_ERROR(ceError);
}
error:
if (pDir)
closedir(pDir);
return ceError;
}
DWORD
DJCopyMissingHostsEntry(
PCSTR destFile, PCSTR srcFile,
PCSTR entryName1, PCSTR entryName2)
{
DWORD ceError = ERROR_SUCCESS;
PHOSTSFILELINE pDestList = NULL;
PHOSTSFILELINE pSrcList = NULL;
PHOSTSFILELINE pLine = NULL;
PHOSTSFILELINE pCopiedLine = NULL;
ceError = DJParseHostsFile(destFile, &pDestList);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = DJParseHostsFile(srcFile, &pSrcList);
BAIL_ON_CENTERIS_ERROR(ceError);
if(entryName2 == NULL)
entryName2 = "";
for (pLine = pDestList; pLine; pLine = pLine->pNext) {
if (pLine->pEntry != NULL) {
if ((pLine->pEntry->pszCanonicalName != NULL &&
(!strcasecmp(pLine->pEntry->pszCanonicalName, entryName1) ||
!strcasecmp(pLine->pEntry->pszCanonicalName, entryName2))) ||
DJEntryHasAlias(pLine->pEntry->pAliasList, entryName1) ||
DJEntryHasAlias(pLine->pEntry->pAliasList, entryName1))
{
//The dest file already has this entry
goto done;
}
}
}
for (pLine = pSrcList; pLine; pLine = pLine->pNext) {
if (pLine->pEntry != NULL) {
if ((pLine->pEntry->pszCanonicalName != NULL &&
(!strcasecmp(pLine->pEntry->pszCanonicalName, entryName1) ||
!strcasecmp(pLine->pEntry->pszCanonicalName, entryName2))) ||
DJEntryHasAlias(pLine->pEntry->pAliasList, entryName1) ||
DJEntryHasAlias(pLine->pEntry->pAliasList, entryName1))
{
//Copy this line to dest
ceError = DJCopyLine(pLine, &pCopiedLine);
BAIL_ON_CENTERIS_ERROR(ceError);
pCopiedLine->pNext = pDestList;
pDestList = pCopiedLine;
pCopiedLine->bModified = TRUE;
pCopiedLine = NULL;
}
}
}
ceError = DJWriteHostsFileIfModified(destFile, pDestList);
BAIL_ON_CENTERIS_ERROR(ceError);
done:
error:
if (pDestList)
DJFreeHostsFileLineList(pDestList);
if (pSrcList)
DJFreeHostsFileLineList(pSrcList);
if (pCopiedLine)
DJFreeHostsFileLineList(pCopiedLine);
return ceError;
}
DWORD
SetStringRegistryValue(
PCSTR path,
PCSTR name,
PSTR value
)
{
DWORD ceError = ERROR_SUCCESS;
HANDLE hReg = (HANDLE)NULL;
HKEY pRootKey = NULL;
HKEY pNodeKey = NULL;
char szEmpty[2] = "";
if (!value)
{
value = szEmpty;
}
ceError = RegOpenServer(&hReg);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = RegOpenKeyExA(
hReg,
NULL,
HKEY_THIS_MACHINE,
0,
KEY_ALL_ACCESS,
&pRootKey);
if (ceError)
{
DJ_LOG_ERROR( "Failed to open registry root key %s",HKEY_THIS_MACHINE);
goto error;
}
ceError = RegOpenKeyExA(
hReg,
pRootKey,
path,
0,
KEY_ALL_ACCESS,
&pNodeKey);
if (ceError)
{
DJ_LOG_ERROR( "Failed to open registry key %s\\%s",HKEY_THIS_MACHINE, path);
goto error;
}
ceError = RegSetValueExA(
hReg,
pNodeKey,
name,
0,
REG_SZ,
(const BYTE*)value,
(DWORD)strlen(value)+1);
if (ceError)
{
DJ_LOG_ERROR( "Failed to set registry value %s with value %s", name, value);
goto error;
}
cleanup:
if (hReg)
{
if (pNodeKey)
{
RegCloseKey(hReg, pNodeKey);
pNodeKey = NULL;
}
if (pRootKey)
{
RegCloseKey(hReg, pRootKey);
pRootKey = NULL;
}
RegCloseServer(hReg);
hReg = NULL;
}
return(ceError);
error:
goto cleanup;
}
DWORD
SetBooleanRegistryValue(
PCSTR path,
PCSTR name,
BOOL value
)
{
DWORD ceError = ERROR_SUCCESS;
HANDLE hReg = (HANDLE)NULL;
HKEY pRootKey = NULL;
HKEY pNodeKey = NULL;
DWORD dwValue = 0;
if (value)
{
dwValue = 1;
}
ceError = RegOpenServer(&hReg);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = RegOpenKeyExA(
hReg,
NULL,
HKEY_THIS_MACHINE,
0,
KEY_ALL_ACCESS,
&pRootKey);
if (ceError)
{
DJ_LOG_ERROR( "Failed to open registry root key %s",HKEY_THIS_MACHINE);
goto error;
}
ceError = RegOpenKeyExA(
hReg,
pRootKey,
path,
0,
KEY_ALL_ACCESS,
&pNodeKey);
if (ceError)
{
DJ_LOG_ERROR( "Failed to open registry key %s\\%s",HKEY_THIS_MACHINE, path);
goto error;
}
ceError = RegSetValueExA(
hReg,
pNodeKey,
name,
0,
REG_DWORD,
(const BYTE*) &dwValue,
sizeof(dwValue));
if (ceError)
{
DJ_LOG_ERROR( "Failed to set registry value %s with value %d", name, value ? 1 : 0);
goto error;
}
cleanup:
if (hReg)
{
if (pNodeKey)
{
RegCloseKey(hReg, pNodeKey);
pNodeKey = NULL;
}
if (pRootKey)
{
RegCloseKey(hReg, pRootKey);
pRootKey = NULL;
}
RegCloseServer(hReg);
hReg = NULL;
}
return(ceError);
error:
goto cleanup;
}
/* Use dscl to place the DSPlugin in the authenticator list */
static
DWORD
DJRegisterDSPlugin()
{
DWORD ceError = ERROR_SUCCESS;
PPROCINFO pProcInfo = NULL;
PSTR* ppszArgs = NULL;
DWORD nArgs = 7;
LONG status = 0;
DWORD retryCount = 3;
DJ_LOG_INFO("Registering DSPlugin for Macintosh Directory Services Authentication");
ceError = DJSetSearchPath(CSPSearchPath);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = CTAllocateMemory(sizeof(PSTR)*nArgs, (PVOID*)(PVOID)&ppszArgs);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = CTAllocateString("/usr/bin/dscl", ppszArgs);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = CTAllocateString("/Search", ppszArgs+1);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = CTAllocateString("-append", ppszArgs+2);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = CTAllocateString("/", ppszArgs+3);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = CTAllocateString("CSPSearchPath", ppszArgs+4);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = CTAllocateString(LWDSPLUGIN_NAME, ppszArgs+5);
BAIL_ON_CENTERIS_ERROR(ceError);
while (retryCount)
{
ceError = DJSpawnProcess(ppszArgs[0], ppszArgs, &pProcInfo);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = DJGetProcessStatus(pProcInfo, &status);
BAIL_ON_CENTERIS_ERROR(ceError);
if (status == 0)
{
goto error;
}
if (pProcInfo)
{
FreeProcInfo(pProcInfo);
pProcInfo = NULL;
}
retryCount--;
sleep(5);
// Set last error
ceError = ERROR_REGISTRY_IO_FAILED;
}
error:
if (ppszArgs)
{
CTFreeStringArray(ppszArgs, nArgs);
}
if (pProcInfo)
{
FreeProcInfo(pProcInfo);
}
return ceError;
}
static
DWORD
DJReplaceNameValuePair(
PSTR pszFilePath,
PSTR pszName,
PSTR pszValue
)
{
DWORD ceError = ERROR_SUCCESS;
PSTR pszTmpPath = NULL;
PSTR pszFinalPath = NULL;
FILE* fpSrc = NULL;
FILE* fpDst = NULL;
regex_t rx;
CHAR szRegExp[256];
CHAR szBuf[1024+1];
BOOLEAN bRemoveFile = FALSE;
memset(&rx, 0, sizeof(rx));
ceError = CTGetFileTempPath(
pszFilePath,
&pszFinalPath,
&pszTmpPath);
BAIL_ON_CENTERIS_ERROR(ceError);
sprintf(szRegExp, "^[[:space:]]*%s[[:space:]]*=.*$", pszName);
if (regcomp(&rx, szRegExp, REG_EXTENDED) < 0) {
ceError = LW_ERROR_REGEX_COMPILE_FAILED;
BAIL_ON_CENTERIS_ERROR(ceError);
}
if ((fpSrc = fopen(pszFinalPath, "r")) == NULL) {
ceError = LwMapErrnoToLwError(errno);
BAIL_ON_CENTERIS_ERROR(ceError);
}
if ((fpDst = fopen(pszTmpPath, "w")) == NULL) {
ceError = LwMapErrnoToLwError(errno);
BAIL_ON_CENTERIS_ERROR(ceError);
}
bRemoveFile = TRUE;
while (1) {
if (fgets(szBuf, 1024, fpSrc) == NULL) {
if (feof(fpSrc)) {
break;
} else {
ceError = LwMapErrnoToLwError(errno);
BAIL_ON_CENTERIS_ERROR(ceError);
}
}
if (!IsComment(szBuf) &&
!regexec(&rx, szBuf, (size_t)0, NULL, 0)) {
if (fprintf(fpDst, "%s=%s\n", pszName, pszValue) < 0) {
ceError = LwMapErrnoToLwError(errno);
BAIL_ON_CENTERIS_ERROR(ceError);
}
} else {
if (fputs(szBuf, fpDst) == EOF) {
ceError = LwMapErrnoToLwError(errno);
BAIL_ON_CENTERIS_ERROR(ceError);
}
}
}
fclose(fpSrc); fpSrc = NULL;
fclose(fpDst); fpDst = NULL;
ceError = CTSafeReplaceFile(pszFinalPath, pszTmpPath);
BAIL_ON_CENTERIS_ERROR(ceError);
bRemoveFile = FALSE;
error:
if (fpSrc)
fclose(fpSrc);
if (fpDst)
fclose(fpDst);
regfree(&rx);
if (bRemoveFile)
CTRemoveFile(pszTmpPath);
CT_SAFE_FREE_STRING(pszTmpPath);
CT_SAFE_FREE_STRING(pszFinalPath);
return ceError;
}
/* Remove DSPlugin from the authenticator list */
static
DWORD
DJUnregisterDSPlugin()
{
DWORD ceError = ERROR_SUCCESS;
PPROCINFO pProcInfo = NULL;
PSTR* ppszArgs = NULL;
DWORD nArgs = 7;
LONG status = 0;
DJ_LOG_INFO("Unregistering DSPlugin from Open Directory Authentication");
ceError = CTAllocateMemory(sizeof(PSTR)*nArgs, (PVOID*)(PVOID)&ppszArgs);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = CTAllocateString("/usr/bin/dscl", ppszArgs);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = CTAllocateString("/Search", ppszArgs+1);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = CTAllocateString("-delete", ppszArgs+2);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = CTAllocateString("/", ppszArgs+3);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = CTAllocateString("CSPSearchPath", ppszArgs+4);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = CTAllocateString(LWDSPLUGIN_NAME, ppszArgs+5);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = DJSpawnProcess(ppszArgs[0], ppszArgs, &pProcInfo);
BAIL_ON_CENTERIS_ERROR(ceError);
ceError = DJGetProcessStatus(pProcInfo, &status);
BAIL_ON_CENTERIS_ERROR(ceError);
if (status != 0)
{
ceError = ERROR_REGISTRY_IO_FAILED;
BAIL_ON_CENTERIS_ERROR(ceError);
}
ceError = DJSetSearchPath(NSPSearchPath);
BAIL_ON_CENTERIS_ERROR(ceError);
error:
if (ppszArgs)
{
CTFreeStringArray(ppszArgs, nArgs);
}
if (pProcInfo)
{
FreeProcInfo(pProcInfo);
}
return ceError;
}
DWORD
CTEscapeString(
PCSTR pszOrig,
PSTR * ppszEscapedString
)
{
DWORD ceError = ERROR_SUCCESS;
int nQuotes = 0;
PCSTR pszTmp = pszOrig;
PSTR pszNew = NULL;
PSTR pszNewTmp = NULL;
if ( !ppszEscapedString || !pszOrig ) {
ceError = ERROR_INVALID_PARAMETER;
BAIL_ON_CENTERIS_ERROR(ceError);
}
while(pszTmp && *pszTmp)
{
if (*pszTmp=='\'') {
nQuotes++;
}
pszTmp++;
}
if (!nQuotes) {
ceError = CTAllocateString(pszOrig, &pszNew);
BAIL_ON_CENTERIS_ERROR(ceError);
} else {
/*
* We are going to escape each single quote and enclose it in two other
* single-quotes
*/
ceError = CTAllocateMemory( strlen(pszOrig)+3*nQuotes+1, (PVOID*)&pszNew );
BAIL_ON_CENTERIS_ERROR(ceError);
pszTmp = pszOrig;
pszNewTmp = pszNew;
while(pszTmp && *pszTmp)
{
if (*pszTmp=='\'') {
*pszNewTmp++='\'';
*pszNewTmp++='\\';
*pszNewTmp++='\'';
*pszNewTmp++='\'';
pszTmp++;
}
else {
*pszNewTmp++ = *pszTmp++;
}
}
*pszNewTmp = '\0';
}
*ppszEscapedString = pszNew;
pszNew = NULL;
error:
CT_SAFE_FREE_STRING(pszNew);
return ceError;
}
DWORD
CTIsProgramRunning(
PCSTR pszPidFile,
PCSTR pszProgramName,
pid_t *pPid,
PBOOLEAN pbRunning
)
{
DWORD ceError = ERROR_SUCCESS;
pid_t pid = 0;
int fd = -1;
int result;
char contents[20];
BOOLEAN bFileExists = FALSE;
if(pbRunning != NULL)
*pbRunning = FALSE;
if(pPid != NULL)
*pPid = -1;
ceError = CTCheckFileExists(pszPidFile, &bFileExists);
BAIL_ON_CENTERIS_ERROR(ceError);
if (bFileExists) {
fd = open(pszPidFile, O_RDONLY, 0644);
if (fd < 0) {
ceError = LwMapErrnoToLwError(errno);
BAIL_ON_CENTERIS_ERROR(ceError);
}
result = read(fd, contents, sizeof(contents)-1);
if (result < 0) {
ceError = LwMapErrnoToLwError(errno);
BAIL_ON_CENTERIS_ERROR(ceError);
}
else if (result > 0) {
contents[result-1] = 0;
result = atoi(contents);
}
if (result <= 0) {
ceError = ERROR_PROC_NOT_FOUND;
BAIL_ON_CENTERIS_ERROR(ceError);
}
pid = (pid_t) result;
result = kill(pid, 0);
if (!result)
{
// Verify that the peer process is the auth daemon
ceError = CTMatchProgramToPID(pszProgramName, pid);
BAIL_ON_CENTERIS_ERROR(ceError);
if(pbRunning != NULL)
{
*pbRunning = TRUE;
}
if ( pPid ) {
*pPid = pid;
}
}
else if (errno == ESRCH) {
ceError = ERROR_PROC_NOT_FOUND;
BAIL_ON_CENTERIS_ERROR(ceError);
} else {
ceError = LwMapErrnoToLwError(errno);
BAIL_ON_CENTERIS_ERROR(ceError);
}
}
error:
if (fd != -1) {
close(fd);
}
return (ceError == ERROR_PROC_NOT_FOUND ? ERROR_SUCCESS : ceError);
}
