int fw_perform_return( gchar *action, GHashTable *conf, peer *p, gchar *result, int size) {
GHashTable *data;
gchar *cmd;
FILE * fd;
int ret=0;
gchar dummy_result[30];
if ( !result ) {
result = dummy_result;
size = sizeof(dummy_result);
}
data = g_hash_dup( conf );
//
// Than add specifics about this particular client, if any
if (p != NULL) {
g_hash_set( data, "IP", p->ip );
g_hash_set( data, "MAC", p->hw );
g_hash_set( data, "Class", "Public" );
}
cmd = conf_string( conf, action );
cmd = parse_template( cmd, data );
g_warning("Got command %s from action %s", cmd, action );
// add data to the environment
g_hash_table_foreach( data, (GHFunc) fw_popen_set_env, NULL );
fd = popen(cmd, "r");
if(fd == NULL) {
g_warning( "popen %s failed: %m", cmd );
ret=1;
}
else if ( fgets(result, size, fd) == NULL ) {
g_warning( "fgets %s failed: %m", cmd );
ret=1;
}
if ( fd && pclose(fd) != 0 ) {
g_warning( "pclose %s failed: %m", cmd );
ret=1;
}
g_hash_free(data);
g_free(cmd);
return ret;
}
GHashTable *http_parse_header (http_request *h, gchar *req) {
GHashTable *head = g_hash_new();
gchar **lines, **items, *key, *val, *p, prefix[50];
guint i;
h->method = NULL;
h->uri = NULL;
h->header = head;
if (req == NULL)
return head;
lines = g_strsplit( req, "\r\n", 0 );
if (lines == NULL || lines[0] == NULL)
return head;
items = g_strsplit( lines[0], " ", 3 );
h->method = g_strdup( items[0] );
h->uri = g_strdup( items[1] );
// if (CONFd("Verbosity") >= 8) g_message( "http_parse_header: method_len: %d, uri_len: %d", strlen(h->method), strlen(h->uri));
if (CONFd("Verbosity") >= 8) g_message( "http_parse_header: Method: %s", h->method );
if (CONFd("Verbosity") >= 8) g_message( "http_parse_header: URI: %s", url_decode(h->uri) );
g_strfreev( items );
for (i = 1; lines[i] != NULL && lines[i][0] != '\0'; i++ ) {
key = lines[i];
val = strchr(key, ':');
if (val != NULL) {
/* Separate the key from the value */
*val = '\0';
/* Normalize key -- lowercase every after 1st char */
for (p = key + 1; *p != '\0'; p++)
*p = tolower(*p);
/* Strip ": " plus leading and trailing space from val */
g_strchomp( val += 2 ); // ": "
//if ( strcmp(key, "Referer" )== 0) {
// if (CONFd("Verbosity") >= 8) g_message("http_parse_header: Referer: %s", url_decode(val) );
//}
//else {
if (CONFd("Verbosity") >= 8) {
g_snprintf(prefix, 50, "http_parse_header: %s: ", key);
syslog_message(prefix, url_decode(val), strlen(url_decode(val)) );
}
g_hash_set( head, key, val );
//}
}
}
g_strfreev( lines );
h->header = head;
return head;
}
static int fw_exec( fw_action *act, GHashTable *conf ) {
GHashTable *data;
GPtrArray *env;
gchar *cmd, **arg, **n;
data = g_hash_dup( conf );
//
// Than add specifics about this particular client, if any
if (act->p != NULL) {
g_hash_set( data, "IP", act->p->ip );
g_hash_set( data, "MAC", act->p->hw );
g_hash_set( data, "Class", "Public" );
}
cmd = conf_string( conf, act->cmd );
cmd = parse_template( cmd, data );
g_message("Got command %s from action %s", cmd, act->cmd );
arg = g_strsplit( cmd, " ", 0 );
// prime the environment with our existing environment
env = g_ptr_array_new();
for ( n = environ; *n != NULL; n++ )
g_ptr_array_add( env, *n );
// Then add everything from the conf file
g_hash_table_foreach( data, (GHFunc) fw_exec_add_env, env );
// Add a closing NULL so execve knows where to lay off.
g_ptr_array_add( env, NULL );
/* We're not cleaning up memory references because
* hopefully the exec won't fail... */
execve( *arg, arg, (char **)env->pdata );
g_error( "execve %s failed: %m", cmd ); // Shouldn't happen.
return -1;
}
GHashTable *parse_query_string( gchar *query ) {
GHashTable *data = g_hash_new();
gchar **items, *key, *val, prefix[50];
guint i;
if (!query)
return data;
items = g_strsplit( query, "&", 0 );
for ( i = 0; items[i] != NULL; i++ ) {
key = items[i];
if (key == NULL)
break;
val = strchr( key, '=' );
if (val != NULL)
*(val++) = '\0';
else
val = "1";
key = url_decode( key );
val = url_decode( val );
/* Irving - fix from Yurgi - check to see if the key is already in the
hash table. This deals with keys that are set twice by web sites */
if(g_hash_table_lookup_extended( data, key, NULL, NULL ) == FALSE ) {
g_hash_set( data, key, val );
if(CONFd("Verbosity") >= 8) {
g_snprintf(prefix, 50, "parse_query_string: %s=", key);
syslog_message(prefix, val, strlen(val));
}
}
else
if(CONFd("Verbosity") >= 8) g_message("parse_query_string: DUPLICATE key %s=%s, discarded.", key, val);
g_free( key );
g_free( val );
}
g_strfreev(items);
return data;
}
void http_add_header ( http_request *h, const gchar *key, gchar *val ) {
if ( h->response == NULL )
h->response = g_hash_new();
g_hash_set( h->response, key, val );
}
