/*
* Print out information for all nodes matching PATH using aug_match and
* then aug_get etc. on each of the matches.
*/
static void dump_match(struct augeas *aug, const char *path) {
char **matches;
int nmatches;
int i;
nmatches = aug_match(aug, path, &matches);
if (nmatches < 0) {
fprintf(stderr, "aug_match for '%s' failed\n", path);
fprintf(stderr, "error: %s\n", aug_error_message(aug));
exit(1);
}
fprintf(stderr, "iterating matches\n");
fprintf(stderr, "%d matches for %s\n", nmatches, path);
for (i=0; i < nmatches; i++) {
const char *value, *label;
char *file;
aug_get(aug, matches[i], &value);
aug_label(aug, matches[i], &label);
aug_source(aug, matches[i], &file);
printf("%s: %s %s %s\n", matches[i], label, value, file);
free(file);
free(matches[i]);
}
free(matches);
}
/* Check that defining a variable with defnode leads to a corresponding
* entry in /augeas/variables and that that entry disappears when the
* variable is undefined
*/
static void testDefNodeCreateMeta(CuTest *tc) {
int r, created;
struct augeas *aug;
static const char *const expr = "/augeas/version/save/mode[last()+1]";
static const char *const expr_can = "/augeas/version/save/mode[5]";
const char *value;
aug = aug_init(root, loadpath, AUG_NO_STDINC|AUG_NO_LOAD);
CuAssertPtrNotNull(tc, aug);
CuAssertIntEquals(tc, AUG_NOERROR, aug_error(aug));
r = aug_defnode(aug, "var", expr, "other", &created);
CuAssertIntEquals(tc, 1, r);
CuAssertIntEquals(tc, 1, created);
r = aug_match(aug, "/augeas/variables/*", NULL);
CuAssertIntEquals(tc, 1, r);
r = aug_get(aug, "/augeas/variables/var", &value);
CuAssertStrEquals(tc, expr_can, value);
r = aug_defvar(aug, "var", NULL);
CuAssertIntEquals(tc, 0, r);
r = aug_match(aug, "/augeas/variables/*", NULL);
CuAssertIntEquals(tc, 0, r);
aug_close(aug);
}
/*
* call-seq:
* exists(PATH) -> boolean
*
* Return true if there is an entry for this path, false otherwise
*/
VALUE augeas_exists(VALUE s, VALUE path) {
augeas *aug = aug_handle(s);
const char *cpath = StringValueCStr(path);
int ret = aug_get(aug, cpath, NULL);
return (ret == 1) ? Qtrue : Qfalse;
}
int dns_rm_search_domain(const char* domain, char** msg)
{
int i, ret;
const char* path = "/files/"AUGEAS_DNS_CONF"/search/domain";
char** matches;
const char* value;
assert(domain);
if ((ret = aug_match(sysaugeas, path, &matches)) == -1) {
asprintf(msg, "Augeas match for \"%s\" failed: %s", path, aug_error_message(sysaugeas));
return EXIT_FAILURE;
}
for (i = 0; i < ret; ++i) {
aug_get(sysaugeas, matches[i], &value);
if (strcmp(value, domain) == 0) {
if (ret == 1) {
/* Last search domain, delete the whole search node */
*strrchr(matches[0], '/') = '\0';
}
aug_rm(sysaugeas, matches[i]);
break;
}
}
/* cleanup */
for (i = 0; i < ret; ++i) {
free(matches[i]);
}
free(matches);
return EXIT_SUCCESS;
}
static void testSet(CuTest *tc) {
int r;
const char *value;
struct augeas *aug;
aug = aug_init(root, loadpath, AUG_NO_STDINC|AUG_NO_LOAD);
CuAssertPtrNotNull(tc, aug);
CuAssertIntEquals(tc, AUG_NOERROR, aug_error(aug));
/* aug_set returns 0 for a simple set */
r = aug_set(aug, "/augeas/testSet", "foo");
CuAssertIntEquals(tc, 0, r);
CuAssertIntEquals(tc, AUG_NOERROR, aug_error(aug));
/* aug_set returns -1 when cannot set due to multiple nodes */
r = aug_set(aug, "/augeas/version/save/*", "foo");
CuAssertIntEquals(tc, -1, r);
CuAssertIntEquals(tc, AUG_EMMATCH, aug_error(aug));
/* aug_set is able to set the context, even when currently invalid */
r = aug_set(aug, "/augeas/context", "( /files | /augeas )");
CuAssertIntEquals(tc, 0, r);
CuAssertIntEquals(tc, AUG_NOERROR, aug_error(aug));
r = aug_get(aug, "/augeas/version", &value);
CuAssertIntEquals(tc, -1, r);
CuAssertIntEquals(tc, AUG_EMMATCH, aug_error(aug));
r = aug_set(aug, "/augeas/context", "/files");
CuAssertIntEquals(tc, 0, r);
CuAssertIntEquals(tc, AUG_NOERROR, aug_error(aug));
aug_close(aug);
}
/* Check that defining a variable leads to a corresponding entry in
* /augeas/variables and that that entry disappears when the variable is
* undefined */
static void testDefVarMeta(CuTest *tc) {
int r;
struct augeas *aug;
static const char *const expr = "/augeas/version/save/mode";
const char *value;
aug = aug_init(root, loadpath, AUG_NO_STDINC|AUG_NO_LOAD);
CuAssertPtrNotNull(tc, aug);
CuAssertIntEquals(tc, AUG_NOERROR, aug_error(aug));
r = aug_defvar(aug, "var", expr);
CuAssertIntEquals(tc, 4, r);
r = aug_match(aug, "/augeas/variables/*", NULL);
CuAssertIntEquals(tc, 1, r);
r = aug_get(aug, "/augeas/variables/var", &value);
CuAssertStrEquals(tc, expr, value);
r = aug_defvar(aug, "var", NULL);
CuAssertIntEquals(tc, 0, r);
r = aug_match(aug, "/augeas/variables/*", NULL);
CuAssertIntEquals(tc, 0, r);
aug_close(aug);
}
static gchar * network_interfaces ()
{
augeas *aug;
gchar *value = NULL, **if_match, **option_match, *path, *result, *p, option[128];
gint if_number, option_number, i, j;
aug = aug_init (NULL, NULL, AUG_NONE | AUG_NO_ERR_CLOSE | AUG_NO_MODL_AUTOLOAD);
aug_set (aug, "/augeas/load/Interfaces/lens", "Interfaces.lns");
aug_set (aug, "/augeas/load/Interfaces/incl", "/etc/network/interfaces");
aug_load (aug);
aug_get (aug, "//files/etc/network/interfaces", (const gchar **)&value);
if_number = aug_match (aug, "//files/etc/network/interfaces/iface[.!='lo']", &if_match);
result = g_strdup ("[");
for (i = 0; i < if_number; i++) {
aug_get (aug, if_match[i], (const gchar **)&value);
p = result;
result = g_strdup_printf ("%s{\"name\": \"%s\",", p, value);
g_free (p);
p = g_strdup_printf ("//files/etc/network/interfaces/iface[.='%s']/*", value);
option_number = aug_match (aug, p, &option_match);
g_free (p);
for (j = 0; j < option_number; j++) {
sscanf (option_match[j], "%*[^]]]/%[^/]", option);
if (g_str_has_prefix (option, "#comment")) {
continue;
}
aug_get (aug, option_match[j], (const gchar **)&value);
p = result;
result = g_strdup_printf ("%s\n\"%s\": \"%s\",", p, option, value);
g_free (p);
g_free (option_match[j]);
}
g_free (option_match);
g_free (if_match[i]);
result[strlen (result) - 1] = '}';
p = result;
result = g_strdup_printf ("%s,", p);
g_free (p);
}
g_free (if_match);
aug_close (aug);
result[strlen (result) - 1] = ']';
return result;
}
static void get_login_defs(void)
{
const char *value;
char *endptr;
static char method[10] = {'\0','\0','\0','\0','\0','\0','\0','\0','\0','\0'};
if (aug_get(sysaugeas, "/files/"AUGEAS_LOGIN_CONF"/SHA_CRYPT_MIN_ROUNDS", &value) == 1) {
sha_crypt_min_rounds = strtol(value, &endptr, 10);
if (*endptr != '\0') {
/* some characters after number */
nc_verb_warning("SHA_CRYPT_MIN_ROUNDS in %s contains invalid value (%s).", AUGEAS_LOGIN_CONF, value);
sha_crypt_min_rounds = -1;
}
} else {
/* default value */
sha_crypt_min_rounds = -1;
}
if (aug_get(sysaugeas, "/files/etc/"AUGEAS_LOGIN_CONF"/SHA_CRYPT_MAX_ROUNDS", &value) == 1) {
sha_crypt_max_rounds = strtol(value, &endptr, 10);
if (*endptr != '\0') {
/* some characters after number */
nc_verb_warning("SHA_CRYPT_MAX_ROUNDS in %s contains invalid value (%s).", AUGEAS_LOGIN_CONF, value);
sha_crypt_max_rounds = -1;
}
} else {
/* default value */
sha_crypt_max_rounds = -1;
}
if (aug_get(sysaugeas, "/files/etc/"AUGEAS_LOGIN_CONF"/ENCRYPT_METHOD", &value) == 1) {
strncpy(method, value, 9);
encrypt_method = method;
} else {
encrypt_method = NULL;
}
if (aug_get(sysaugeas, "/files/etc/"AUGEAS_LOGIN_CONF"/MD5_CRYPT_ENAB", &value) == 1) {
md5_crypt_enab = (strcasecmp(value, "yes") == 0) ? 1 : 0;
} else {
/* default value */
md5_crypt_enab = 0;
}
}
int ntp_rm_server(const char* udp_address, const char* association_type, bool iburst, bool prefer, char** msg)
{
int ret, i, j;
char* path;
const char* value;
char** matches = NULL;
assert(udp_address);
assert(association_type);
path = NULL;
asprintf(&path, "/files/%s/%s", AUGEAS_NTP_CONF, association_type);
ret = aug_match(sysaugeas, path, &matches);
if (ret == -1) {
asprintf(msg, "Augeas match for \"%s\" failed: %s", path, aug_error_message(sysaugeas));
free(path);
return EXIT_FAILURE;
}
free(path);
for (i = 0; i < ret; ++i) {
aug_get(sysaugeas, matches[i], &value);
if (value == NULL || strcmp(value, udp_address) != 0) {
continue;
}
path = NULL;
asprintf(&path, "/files/%s/%s[%d]/iburst", AUGEAS_NTP_CONF, association_type, i + 1);
j = aug_match(sysaugeas, path, NULL);
free(path);
if ((iburst && j != 1) || (!iburst && j != 0)) {
continue;
}
path = NULL;
asprintf(&path, "/files/%s/%s[%d]/prefer", AUGEAS_NTP_CONF, association_type, i + 1);
j = aug_match(sysaugeas, path, NULL);
free(path);
if ((prefer && j != 1) || (!prefer && j != 0)) {
continue;
}
/* remove item and finish */
aug_rm(sysaugeas, matches[i]);
break;
}
/* cleanup */
for (i = 0; i < ret; ++i) {
free(matches[i]);
}
free(matches);
return EXIT_SUCCESS;
}
static const char * getAugeasError (augeas * augeasHandle)
{
const char * reason = 0;
if (aug_error (augeasHandle) != 0)
{
reason = aug_error_message (augeasHandle);
}
else
{
const char * augeasError;
aug_get (augeasHandle, "/augeas/text" AUGEAS_TREE_ROOT "/error", &augeasError);
if (augeasError)
{
const char * lens;
const char * line;
const char * character;
const char * message;
aug_get (augeasHandle, "/augeas/text" AUGEAS_TREE_ROOT "/error/lens", &lens);
aug_get (augeasHandle, "/augeas/text" AUGEAS_TREE_ROOT "/error/line", &line);
aug_get (augeasHandle, "/augeas/text" AUGEAS_TREE_ROOT "/error/char", &character);
aug_get (augeasHandle, "/augeas/text" AUGEAS_TREE_ROOT "/error/message", &message);
const char * format = "%s\n\tposition: %s:%s\n\tmessage: %s\n\tlens: %s";
size_t messageSize = strlen (lens) + strlen (line) + strlen (character) + strlen (message) + strlen (format);
char * buffer = elektraMalloc (messageSize);
sprintf (buffer, format, augeasError, line, character, message);
reason = buffer;
}
else
{
reason = "No specific reason was reported";
}
}
/* should not happen, but avoid 0 return */
if (!reason)
{
reason = "";
}
return reason;
}
static FILE* open_authfile(const char *username, const char *opentype, char **path, char **msg)
{
struct passwd *pwd;
char *filepath = NULL;
FILE *file;
mode_t mask;
int flag;
const char *akf = NULL;
/* get AuthorizedKeysFile value from sshd_config */
asprintf(&filepath, "/files/%s/AuthorizedKeysFile", NETOPEER_SSHD_CONF);
aug_get(sysaugeas, filepath, &akf);
free(filepath); filepath = NULL;
if (akf == NULL) {
*msg = strdup("SSH server doesn't support Authorized Keys files.");
return(NULL);
}
/* get user home */
pwd = getpwnam(username);
if (pwd == NULL) {
asprintf(msg, "Unable to get user record (%s)", strerror(errno));
return (NULL);
}
if (pwd->pw_dir == NULL) {
asprintf(msg, "Home directory of user \"%s\" not set, unable to set authorized keys.", username);
return(NULL);
}
asprintf(&filepath, "%s/%s", pwd->pw_dir, akf);
/* open authorized_keys file in the user's ssh home directory */
flag = access(filepath, F_OK);
mask = umask(0600);
if ((file = fopen(filepath, opentype)) == NULL) {
umask(mask);
asprintf(msg, "Opening authorized keys file \"%s\" failed (%s).", filepath, strerror(errno));
free(filepath);
return (NULL);
}
umask(mask);
if (flag != 0) {
/* change owner of the created file */
chown(filepath, pwd->pw_uid, pwd->pw_gid);
}
if (path != NULL) {
*path = filepath;
} else {
free(filepath);
}
return (file);
}
/*
* call-seq:
* get(PATH) -> String
*
* Lookup the value associated with PATH
*/
VALUE augeas_get(VALUE s, VALUE path) {
augeas *aug = aug_handle(s);
const char *cpath = StringValueCStr(path);
const char *value;
aug_get(aug, cpath, &value);
if (value != NULL) {
return rb_str_new(value, strlen(value)) ;
} else {
return Qnil;
}
}
qpid::types::Variant::Map getConfigTree() {
qpid::types::Variant::Map tree;
if (augeas==NULL) augeas_init();
if (augeas == NULL) {
AGO_ERROR() << "cannot initialize augeas";
return tree;
}
char **matches;
std::stringstream path;
path << "/files";
path << getConfigPath(MODULE_CONFDIR).string();
path << "/";
std::string prefix = path.str();
path << "/*";
int num = aug_match(augeas, path.str().c_str(), &matches);
for (int i=0; i < num; i++) {
const char *val;
aug_get(augeas, matches[i], &val);
if (val != NULL) {
std::vector<std::string> elements;
std::string match = matches[i];
AGO_TRACE() << "getConfigTree:augeas match result[" << i << "]:" << match << ": " << val;
replaceString(match, prefix, "");
replaceString(match, ".conf", "");
elements = split(match, '/');
if (elements.size() != 3) {
AGO_ERROR() << "augeas match ignored: does not split by / in three parts: " << match;
continue;
}
std::string file = elements[0];
std::string section = elements[1];
std::string option = elements[2];
AGO_TRACE() << "File: " << file << " Section: " << section << " Option: " << option;
qpid::types::Variant::Map fileMap;
qpid::types::Variant::Map sectionMap;
if (!(tree[file].isVoid())) {
fileMap = tree[file].asMap();
}
if (!(fileMap[section].isVoid())) {
sectionMap = fileMap[section].asMap();
}
sectionMap[option] = val;
fileMap[section] = sectionMap;
tree[file] = fileMap;
}
free((void *) matches[i]);
}
free(matches);
return tree;
}
static void testMtime(CuTest *tc) {
const char *s, *mtime2;
char *mtime1;
int r;
r = aug_set(aug, "/files/etc/hosts/1/alias[last() + 1]", "new");
CuAssertIntEquals(tc, 0, r);
r = aug_get(aug, "/augeas/files/etc/hosts/mtime", &s);
CuAssertIntEquals(tc, 1, r);
mtime1 = strdup(s);
CuAssertPtrNotNull(tc, mtime1);
r = aug_save(aug);
CuAssertIntEquals(tc, 0, r);
r = aug_get(aug, "/augeas/files/etc/hosts/mtime", &mtime2);
CuAssertIntEquals(tc, 1, r);
CuAssertStrNotEqual(tc, mtime1, mtime2);
CuAssertStrNotEqual(tc, "0", mtime2);
}
/*
* call-seq:
* get(PATH) -> String
*
* Lookup the value associated with PATH
*/
VALUE augeas_get(VALUE s, VALUE path) {
augeas *aug = aug_handle(s);
const char *cpath = StringValueCStr(path);
const char *value = NULL;
int r = aug_get(aug, cpath, &value);
/* There used to be a bug in Augeas that would make it not properly set
* VALUE to NULL when PATH was invalid. We check RETVAL, too, to avoid
* running into that */
if (r == 1 && value != NULL) {
return rb_str_new(value, strlen(value)) ;
} else {
return Qnil;
}
}
static int Paug_get(lua_State *L)
{
augeas *a;
const char *path;
const char *value = NULL;
int r;
a = Paug_checkarg(L, 1);
path = luaL_checkstring(L, 2);
r = aug_get(a, path, &value);
if (r < 0)
return pusherror(L, a, path);
lua_pushstring(L, value);
return 1;
}
static int saveFile(augeas* augeasHandle, FILE* fh)
{
/* retrieve the file content */
int ret = 0;
const char* value = 0;
aug_get (augeasHandle, AUGEAS_OUTPUT_ROOT, &value);
/* write the file */
if (value)
{
ret = fwrite (value, sizeof(char), strlen (value), fh);
if (feof (fh) || ferror (fh)) return -1;
}
return ret;
}
static void print_version_info(struct augeas *aug) {
const char *version;
int r;
r = aug_get(aug, "/augeas/version", &version);
if (r != 1)
goto error;
fprintf(stderr, "augparse %s <http://augeas.net/>\n", version);
fprintf(stderr, "Copyright (C) 2007-2015 David Lutterkort\n");
fprintf(stderr, "License LGPLv2+: GNU LGPL version 2.1 or later\n");
fprintf(stderr, " <http://www.gnu.org/licenses/lgpl-2.1.html>\n");
fprintf(stderr, "This is free software: you are free to change and redistribute it.\n");
fprintf(stderr, "There is NO WARRANTY, to the extent permitted by law.\n\n");
fprintf(stderr, "Written by David Lutterkort\n");
return;
error:
fprintf(stderr, "Something went terribly wrong internally - please file a bug\n");
}
static int convertToKey(augeas *handle, const char *treePath, void *data)
{
struct KeyConversion *conversionData = (struct KeyConversion *) data;
int result = 0;
const char *value = 0;
result = aug_get (handle, treePath, &value);
if (result < 0) return result;
Key *key = createKeyFromPath (conversionData->parentKey, treePath);
/* fill key values */
keySetString (key, value);
conversionData->currentOrder++;
keySetOrderMeta (key, conversionData->currentOrder);
result = ksAppendKey (conversionData->ks, key);
return result;
}
static const char *getAugeasError(augeas* augeasHandle)
{
const char* message = 0;
if (aug_error (augeasHandle) != 0)
{
message = aug_error_message (augeasHandle);
}
else
{
aug_get (augeasHandle, "/augeas/text"AUGEAS_TREE_ROOT"/error/message",
&message);
if (!message) message = "No specific reason was reported";
}
/* should not happen, but avoid 0 return */
if (!message) message = "";
return message;
}
char *
do_aug_get (const char *path)
{
#ifdef HAVE_AUGEAS
const char *value = NULL;
char *v;
int r;
NEED_AUG (NULL);
r = aug_get (aug, path, &value);
if (r == 0) {
reply_with_error ("no matching node");
return NULL;
}
if (r != 1) {
reply_with_error ("Augeas get failed");
return NULL;
}
/* value can still be NULL here, eg. try with path == "/augeas".
* I don't understand this case, and it seems to contradict the
* documentation.
*/
if (value == NULL) {
reply_with_error ("Augeas returned NULL match");
return NULL;
}
/* The value is an internal Augeas string, so we must copy it. GC FTW. */
v = strdup (value);
if (v == NULL) {
reply_with_perror ("strdup");
return NULL;
}
return v; /* Caller frees. */
#else
NOT_AVAILABLE (NULL);
#endif
}
static errno_t
sss_config_get_list(TALLOC_CTX *mem_ctx,
struct sss_config_ctx *ctx,
const char *section,
const char *option,
char ***_list)
{
TALLOC_CTX *tmp_ctx = NULL;
char *option_path = NULL;
const char *value = NULL;
char **list = NULL;
errno_t ret;
int aug_ret;
tmp_ctx = talloc_new(NULL);
if (tmp_ctx == NULL) {
return ENOMEM;
}
option_path = build_option_path(tmp_ctx, ctx, section, option);
if (option_path == NULL) {
ret = ENOMEM;
goto done;
}
aug_ret = aug_get(ctx->auges_ctx, option_path, &value);
if (aug_ret == 0 || (aug_ret == 1 && (value == NULL || *value == '\0'))) {
/* option is not present, return empty list */
list = talloc_zero_array(tmp_ctx, char*, 1);
if (list == NULL) {
ret = ENOMEM;
goto done;
}
ret = EOK;
goto done;
} else if (aug_ret != 1) {
std::string getConfigSectionOption(const ConfigNameList §ion, const char *option, const char *defaultValue, const ConfigNameList &app) {
if (augeas==NULL){
if(!augeas_init()) {
return defaultValue;
}
}
// If app has no values, default to section
ConfigNameList app_(app, section);
AGO_TRACE() << "Augeas: get " << app_ << " / " << section;
BOOST_FOREACH(const std::string & a, app_.names()) {
BOOST_FOREACH(const std::string & s, section.names()) {
const char *value;
std::string aug_path = augeasPath(confPathFromApp(a), s, option);
int ret = aug_get(augeas, aug_path.c_str(), &value);
if(ret == 1 && value != NULL) {
std::stringstream result;
AGO_TRACE() << "Augeas: using config value from " << aug_path << ": " << value;
result << value;
return result.str();
}
AGO_TRACE() << "Augeas: config value at " << aug_path << " not found (ret=" << ret << ")";
}
}
if(defaultValue) {
AGO_TRACE() << "Augeas, no match on " << section << " / " << app << ", falling back to default value " << defaultValue;
return defaultValue;
}
// empty
return std::string();
}
/**
* Creates a new Elektra key from the specified Augeas key.
* If any step during key conversion fails, an error is returned
* in order to prevent inconsistent keys.
*/
static int convertToKey (augeas * handle, const char * treePath, void * data)
{
struct KeyConversion * conversionData = (struct KeyConversion *)data;
int result = 0;
const char * value = 0;
result = aug_get (handle, treePath, &value);
/* we were unable to retrieve the augeas value */
if (result < 0) return result;
Key * key = createKeyFromPath (conversionData->parentKey, treePath);
/* fill key values */
keySetString (key, value);
conversionData->currentOrder++;
result = keySetOrderMeta (key, conversionData->currentOrder);
/* setting the correct key order failed */
if (result < 0) return result;
result = ksAppendKey (conversionData->ks, key);
return result;
}
xmlNodePtr dns_getconfig(xmlNsPtr ns, char** msg)
{
int i, done;
char* path, *content = NULL;
const char* value;
xmlNodePtr dns_node, server, aux_node;
assert(sysaugeas);
/* dns-resolver */
dns_node = xmlNewNode(ns, BAD_CAST "dns-resolver");
/* dns-resolver/search[] */
for (i = 1, done = 0; !done; i++) {
path = NULL;
asprintf(&path, "/files/"AUGEAS_DNS_CONF"/search/domain[%d]", i);
switch (aug_match(sysaugeas, path, NULL)) {
case -1:
asprintf(msg, "Augeas match for \"%s\" failed: %s", path, aug_error_message(sysaugeas));
free(path);
xmlFreeNode(dns_node);
return (NULL);
case 0:
/* index out of bounds, continue with next server type */
free(path);
done = 1;
break;
default: /* 1 */
/* dns-resolver/search */
aug_get(sysaugeas, path, &value);
xmlNewChild(dns_node, dns_node->ns, BAD_CAST "search", BAD_CAST value);
free(path); path = NULL;
break;
}
}
/* dns-resolver/server[] */
for (i = 1, done = 0; !done; i++) {
path = NULL;
asprintf(&path, "/files/"AUGEAS_DNS_CONF"/nameserver[%d]", i);
switch (aug_match(sysaugeas, path, NULL)) {
case -1:
asprintf(msg, "Augeas match for \"%s\" failed: %s", path, aug_error_message(sysaugeas));
free(path);
xmlFreeNode(dns_node);
return (NULL);
case 0:
/* index out of bounds, continue with next server type */
free(path);
done = 1;
break;
default: /* 1 */
/* dns-resolver/server */
server = xmlNewChild(dns_node, dns_node->ns, BAD_CAST "server", NULL);
/* dns-resolver/server/name */
asprintf(&content, "nameserver-%d", i);
xmlNewChild(server, server->ns, BAD_CAST "name", BAD_CAST content);
free(content);
/* dns-resolver/server/udp-and-tcp/address */
aug_get(sysaugeas, path, &value);
aux_node = xmlNewChild(server, server->ns, BAD_CAST "udp-and-tcp", NULL);
xmlNewChild(aux_node, aux_node->ns, BAD_CAST "address", BAD_CAST value);
free(path);
/* port specification is not supported by Linux dns resolver implementation */
break;
}
}
/* dns-resolver/options */
switch (aug_match(sysaugeas, "/files/"AUGEAS_DNS_CONF"/options", NULL)) {
case -1:
asprintf(msg, "Augeas match for \"%s\" failed: %s", path, aug_error_message(sysaugeas));
free(path);
xmlFreeNode(dns_node);
return (NULL);
case 0:
/* No options specified */
break;
default: /* 1 */
aux_node = xmlNewChild(dns_node, dns_node->ns, BAD_CAST "options", NULL);
/* dns-resolver/options/timeout */
value = NULL;
aug_get(sysaugeas, "/files/"AUGEAS_DNS_CONF"/options/timeout", &value);
if (value != NULL) {
xmlNewChild(aux_node, aux_node->ns, BAD_CAST "timeout", BAD_CAST value);
}
/* dns-resolver/options/attempts */
value = NULL;
aug_get(sysaugeas, "/files/"AUGEAS_DNS_CONF"/options/attempts", &value);
if (value != NULL) {
xmlNewChild(aux_node, aux_node->ns, BAD_CAST "attempts", BAD_CAST value);
}
break;
}
return (dns_node);
}
static gchar * set_network_interfaces (RequestData *request_data)
{
gchar *interfaces, *result, *name, *path, *value;
augeas *aug;
JSON_Value *val;
JSON_Array *array;
JSON_Object *obj;
gint if_count, i, ret;
aug = aug_init (NULL, NULL, AUG_NONE | AUG_NO_ERR_CLOSE | AUG_NO_MODL_AUTOLOAD);
aug_set (aug, "/augeas/load/Interfaces/lens", "Interfaces.lns");
aug_set (aug, "/augeas/load/Interfaces/incl", "/etc/network/interfaces");
aug_load (aug);
interfaces = request_data->raw_request + request_data->header_size;
val = json_parse_string (interfaces);
if (val == NULL) {
GST_ERROR ("parse json type interfaces failure");
result = g_strdup_printf ("{\n \"result\": \"failure\",\n \"reason\": \"invalid data\"\n}");
aug_close (aug);
return result;
}
array = json_value_get_array (val);
if (array == NULL) {
GST_ERROR ("get interfaces array failure");
result = g_strdup_printf ("{\n \"result\": \"failure\",\n \"reason\": \"not array type interfaces\"\n}");
aug_close (aug);
json_value_free (val);
return result;
}
if_count = json_array_get_count (array);
for (i = 0; i < if_count; i++) {
obj = json_array_get_object (array, i);
name = (gchar *)json_object_get_string (obj, "name");
value = (gchar *)json_object_get_string (obj, "method");
if (value != NULL) {
path = g_strdup_printf ("//files/etc/network/interfaces/iface[.='%s']/method", name);
aug_set (aug, path, value);
g_free (path);
}
value = (gchar *)json_object_get_string (obj, "address");
if (value != NULL) {
path = g_strdup_printf ("//files/etc/network/interfaces/iface[.='%s']/address", name);
ret = aug_set (aug, path, value);
g_free (path);
}
value = (gchar *)json_object_get_string (obj, "netmask");
if (value != NULL) {
path = g_strdup_printf ("//files/etc/network/interfaces/iface[.='%s']/netmask", name);
aug_set (aug, path, value);
g_free (path);
}
value = (gchar *)json_object_get_string (obj, "network");
if (value != NULL) {
path = g_strdup_printf ("//files/etc/network/interfaces/iface[.='%s']/network", name);
aug_set (aug, path, value);
g_free (path);
}
value = (gchar *)json_object_get_string (obj, "broadcast");
if (value != NULL) {
path = g_strdup_printf ("//files/etc/network/interfaces/iface[.='%s']/broadcast", name);
aug_set (aug, path, value);
g_free (path);
}
value = (gchar *)json_object_get_string (obj, "gateway");
if (value != NULL) {
path = g_strdup_printf ("//files/etc/network/interfaces/iface[.='%s']/gateway", name);
aug_set (aug, path, value);
g_free (path);
}
}
if (aug_save (aug) == -1) {
aug_get (aug, "/augeas//error", (const gchar **)&value);
GST_ERROR ("set /etc/network/interface failure: %s", value);
result = g_strdup_printf ("{\n \"result\": \"failure\",\n \"reason\": \"%s\"\n}", value);
} else {
result = g_strdup ("{\n \"result\": \"success\"\n}");
}
json_value_free (val);
aug_close (aug);
return result;
}
xmlNodePtr users_getxml(xmlNsPtr ns, char** msg)
{
xmlNodePtr auth_node, user, aux_node;
struct passwd *pwd;
struct spwd *spwd;
const char* value;
char *path = NULL;
if (!ncds_feature_isenabled("ietf-system", "local-users")) {
return (NULL);
}
/* authentication */
auth_node = xmlNewNode(ns, BAD_CAST "authentication");
/* authentication/user-authentication-order */
asprintf(&path, "/files/%s/PasswordAuthentication", NETOPEER_SSHD_CONF);
aug_get(sysaugeas, path, &value);
free(path);
if (value != NULL && strcmp(value, "yes") == 0) {
xmlNewChild(auth_node, auth_node->ns, BAD_CAST "user-authentication-order", BAD_CAST "local-users");
}
/* authentication/user[] */
if (lckpwdf() != 0) {
*msg = strdup("Failed to acquire shadow file lock.");
xmlFreeNode(auth_node);
return (NULL);
}
setpwent();
while ((pwd = getpwent()) != NULL) {
/* authentication/user */
user = xmlNewChild(auth_node, auth_node->ns, BAD_CAST "user", NULL);
/* authentication/user/name */
xmlNewChild(user, user->ns, BAD_CAST "name", BAD_CAST pwd->pw_name);
/* authentication/user/passwd */
if (pwd->pw_passwd[0] == 'x') {
/* get data from /etc/shadow */
setspent();
spwd = getspnam(pwd->pw_name);
if (spwd != NULL && /* no record, wtf?!? */
spwd->sp_pwdp[0] != '!' && /* account not initiated or locked */
spwd->sp_pwdp[0] != '*') { /* login disabled */
xmlNewChild(user, user->ns, BAD_CAST "password", BAD_CAST spwd->sp_pwdp);
}
} else if (pwd->pw_passwd[0] != '*') {
/* password is stored in /etc/passwd or refers to something else (e.g., NIS server) */
xmlNewChild(user, user->ns, BAD_CAST "password", BAD_CAST pwd->pw_passwd);
} /* else password is disabled */
/* authentication/user/authorized-key[] */
if ((aux_node = authkey_getxml(pwd->pw_name, user->ns, msg)) != NULL) {
xmlAddChildList(user, aux_node);
} else {
/* ignore failures in this case */
free(*msg);
*msg = NULL;
}
}
endspent();
endpwent();
ulckpwdf();
return (auth_node);
}
static char *readline_path_generator(const char *text, int state) {
static int current = 0;
static char **children = NULL;
static int nchildren = 0;
static char *ctx = NULL;
char *end = strrchr(text, SEP);
if (end != NULL)
end += 1;
if (state == 0) {
char *path;
if (end == NULL) {
if ((path = strdup("*")) == NULL)
return NULL;
} else {
CALLOC(path, end - text + 2);
if (path == NULL)
return NULL;
strncpy(path, text, end - text);
strcat(path, "*");
}
for (;current < nchildren; current++)
free((void *) children[current]);
free((void *) children);
nchildren = aug_match(aug, path, &children);
current = 0;
ctx = NULL;
if (path[0] != SEP)
aug_get(aug, AUGEAS_CONTEXT, (const char **) &ctx);
free(path);
}
if (end == NULL)
end = (char *) text;
while (current < nchildren) {
char *child = children[current];
current += 1;
char *chend = strrchr(child, SEP) + 1;
if (STREQLEN(chend, end, strlen(end))) {
if (child_count(child) > 0) {
char *c = realloc(child, strlen(child)+2);
if (c == NULL)
return NULL;
child = c;
strcat(child, "/");
}
/* strip off context if the user didn't give it */
if (ctx != NULL) {
char *c = realloc(child, strlen(child)-strlen(ctx)+1);
if (c == NULL)
return NULL;
int ctxidx = strlen(ctx);
if (child[ctxidx] == SEP)
ctxidx++;
strcpy(c, &child[ctxidx]);
child = c;
}
rl_filename_completion_desired = 1;
rl_completion_append_character = '\0';
return child;
} else {
free(child);
}
}
return NULL;
}
static void testGet(CuTest *tc) {
int r;
const char *value;
struct augeas *aug;
aug = aug_init(root, loadpath, AUG_NO_STDINC|AUG_NO_LOAD);
CuAssertPtrNotNull(tc, aug);
CuAssertIntEquals(tc, AUG_NOERROR, aug_error(aug));
/* Make sure we're looking at the right thing */
r = aug_match(aug, "/augeas/version/save/*", NULL);
CuAssertTrue(tc, r > 1);
CuAssertIntEquals(tc, AUG_NOERROR, aug_error(aug));
/* aug_get returns 1 and the value if exactly one node matches */
r = aug_get(aug, "/augeas/version/save/*[1]", &value);
CuAssertIntEquals(tc, 1, r);
CuAssertPtrNotNull(tc, value);
CuAssertIntEquals(tc, AUG_NOERROR, aug_error(aug));
/* aug_get returns 0 and no value when no node matches */
r = aug_get(aug, "/augeas/version/save/*[ last() + 1 ]", &value);
CuAssertIntEquals(tc, 0, r);
CuAssertPtrEquals(tc, NULL, value);
CuAssertIntEquals(tc, AUG_NOERROR, aug_error(aug));
/* aug_get should return an error when multiple nodes match */
r = aug_get(aug, "/augeas/version/save/*", &value);
CuAssertIntEquals(tc, -1, r);
CuAssertPtrEquals(tc, NULL, value);
CuAssertIntEquals(tc, AUG_EMMATCH, aug_error(aug));
/* augeas should prepend context if relative path given */
r = aug_set(aug, "/augeas/context", "/augeas/version");
r = aug_get(aug, "save/*[1]", &value);
CuAssertIntEquals(tc, 1, r);
CuAssertPtrNotNull(tc, value);
CuAssertIntEquals(tc, AUG_NOERROR, aug_error(aug));
/* augeas should still work with an empty context */
r = aug_set(aug, "/augeas/context", "");
r = aug_get(aug, "/augeas/version", &value);
CuAssertIntEquals(tc, 1, r);
CuAssertPtrNotNull(tc, value);
CuAssertIntEquals(tc, AUG_NOERROR, aug_error(aug));
/* augeas should ignore trailing slashes in context */
r = aug_set(aug, "/augeas/context", "/augeas/version/");
r = aug_get(aug, "save/*[1]", &value);
CuAssertIntEquals(tc, 1, r);
CuAssertPtrNotNull(tc, value);
CuAssertIntEquals(tc, AUG_NOERROR, aug_error(aug));
/* augeas should create non-existent context path */
r = aug_set(aug, "/augeas/context", "/context/foo");
r = aug_set(aug, "bar", "value");
r = aug_get(aug, "/context/foo/bar", &value);
CuAssertIntEquals(tc, 1, r);
CuAssertPtrNotNull(tc, value);
CuAssertIntEquals(tc, AUG_NOERROR, aug_error(aug));
aug_close(aug);
}
xmlNodePtr ntp_getconfig(xmlNsPtr ns, char** errmsg)
{
int i, j;
const char* type[2] = {"server", "peer"};
const char* value;
char* path, *content = NULL;
xmlNodePtr ntp_node, server, aux_node;
assert(sysaugeas);
/* ntp */
ntp_node = xmlNewNode(ns, BAD_CAST "ntp");
/* ntp/enabled */
xmlNewChild(ntp_node, ntp_node->ns, BAD_CAST "enabled", (ntp_status() == 1) ? BAD_CAST "true" : BAD_CAST "false");
/* ntp/server[] */
j = 0;
loop:
for (i = 1; j < 2; i++) {
path = NULL;
asprintf(&path, "/files/"AUGEAS_NTP_CONF"/%s[%d]", type[j], i);
switch(aug_match(sysaugeas, path, NULL)) {
case -1:
asprintf(errmsg, "Augeas match for \"%s\" failed: %s", path, aug_error_message(sysaugeas));
free(path);
xmlFreeNode(ntp_node);
return (NULL);
case 0:
/* index out of bounds, continue with next server type */
free(path);
j++;
goto loop;
default: /* 1 */
/* ntp/server/ */
server = xmlNewChild(ntp_node, ntp_node->ns, BAD_CAST "server", NULL);
/* ntp/server/name */
asprintf(&content, "%s-%d", type[j], i);
xmlNewChild(server, server->ns, BAD_CAST "name", BAD_CAST content);
free(content);
/* ntp/server/udp/address */
aug_get(sysaugeas, path, &value);
aux_node = xmlNewChild(server, server->ns, BAD_CAST "udp", NULL);
xmlNewChild(aux_node, aux_node->ns, BAD_CAST "address", BAD_CAST value);
/* port specification is not supported by Linux ntp implementation */
free(path);
/* ntp/server/association-type */
xmlNewChild(server, server->ns, BAD_CAST "association-type", BAD_CAST type[j]);
/* ntp/server/iburst */
path = NULL;
asprintf(&path, "/files/"AUGEAS_NTP_CONF"/%s[%d]/iburst", type[j], i);
switch(aug_match(sysaugeas, path, NULL)) {
case -1:
asprintf(errmsg, "Augeas match for \"%s\" failed: %s", path, aug_error_message(sysaugeas));
free(path);
xmlFreeNode(ntp_node);
return (NULL);
case 0:
/* iburst not set */
xmlNewChild(server, server->ns, BAD_CAST "iburst", BAD_CAST "false");
break;
default: /* 1 */
/* iburst set */
xmlNewChild(server, server->ns, BAD_CAST "iburst", BAD_CAST "true");
break;
}
free(path);
/* ntp/server/prefer */
path = NULL;
asprintf(&path, "/files/"AUGEAS_NTP_CONF"/%s[%d]/prefer", type[j], i);
switch(aug_match(sysaugeas, path, NULL)) {
case -1:
asprintf(errmsg, "Augeas match for \"%s\" failed: %s", path, aug_error_message(sysaugeas));
free(path);
xmlFreeNode(ntp_node);
return (NULL);
case 0:
/* prefer not set */
xmlNewChild(server, server->ns, BAD_CAST "prefer", BAD_CAST "false");
break;
default: /* 1 */
/* prefer set */
xmlNewChild(server, server->ns, BAD_CAST "prefer", BAD_CAST "true");
break;
}
free(path);
}
}
return (ntp_node);
}
