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-rw-r--r--remote/ssh-conn.c338
1 files changed, 0 insertions, 338 deletions
diff --git a/remote/ssh-conn.c b/remote/ssh-conn.c
deleted file mode 100644
index af8a6fab..00000000
--- a/remote/ssh-conn.c
+++ /dev/null
@@ -1,338 +0,0 @@
-/*
- Remote Client
- HardInfo - Displays System Information
- Copyright (C) 2003-2009 Leandro A. F. Pereira <leandro@hardinfo.org>
-
- Based on ssh-method.c from GnomeVFS
- Copyright (C) 1999 Free Software Foundation
- Original author: Ian McKellar <yakk@yakk.net>
-
- ssh-conn.c and ssh-conn.h are free software; you can redistribute it and/or
- modify it under the terms of the GNU Library General Public License as
- published by the Free Software Foundation; either version 2 of the
- License, or (at your option) any later version.
-
- ssh-conn.c and ssh-con.h are 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
- Library General Public License for more details.
-
- You should have received a copy of the GNU Library General Public
- License along with ssh-conn.c and ssh-conn.h; see the file COPYING.LIB. If not,
- write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA.
-*/
-
-#include "config.h"
-#ifdef HAS_LIBSOUP
-#include <glib/gstdio.h>
-#include <glib.h>
-#include <unistd.h>
-#include <sys/ioctl.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <stdio.h>
-#include <string.h>
-#include <errno.h>
-#include <sys/types.h>
-#include <sys/wait.h>
-
-#include "ssh-conn.h"
-
-const char *ssh_conn_errors[] = {
- "OK",
- "No URI specified",
- "Unknown protocol",
- "Unknown error",
- "Cannot spawn SSH",
- "Bad parameters",
- "Permission denied (invalid credentials)",
- "Host key verification failed",
- "Connection refused",
- "Invalid username or password"
-};
-
-int ssh_write(SSHConn * conn,
- gconstpointer buffer, gint num_bytes, gint * bytes_written)
-{
- int written;
- int count = 0;
-
- do {
- written = write(conn->fd_write, buffer, (size_t) num_bytes);
- if (written == -1 && errno == EINTR) {
- count++;
- usleep(10);
- }
- } while (written == -1 && errno == EINTR && count < 5);
-
- if (written == -1) {
- return -1;
- }
-
- *bytes_written = written;
-
- return 1;
-}
-
-int ssh_read(gint fd, gpointer buffer, gint num_bytes, gint * bytes_read)
-{
- int retval;
- fd_set fds;
- struct timeval tv = { 5, 0 };
-
- FD_ZERO(&fds);
- FD_SET(fd, &fds);
-
- *bytes_read = 0;
-
- if ((retval = select(fd + 1, &fds, NULL, NULL, &tv)) < 0) {
- return retval;
- }
-
- if ((retval = read(fd, buffer, (size_t) num_bytes)) > 0) {
- *bytes_read = retval;
- return 1;
- }
-
- return retval;
-}
-
-void ssh_close(SSHConn * conn)
-{
- if (!conn) {
- return;
- }
-
- close(conn->fd_read);
- close(conn->fd_write);
- close(conn->fd_error);
-
- if (conn->uri) {
- soup_uri_free(conn->uri);
- }
-
- kill(conn->pid, SIGINT);
-
- if (conn->askpass_path) {
- DEBUG("unlinking %s", conn->askpass_path);
- g_remove(conn->askpass_path);
- g_free(conn->askpass_path);
- }
-
- g_free(conn);
-}
-
-static void ssh_conn_setup(gpointer user_data)
-{
- gchar *askpass_path = (gchar *) user_data;
- int fd;
-
- if ((fd = open("/dev/tty", O_RDWR)) != -1) {
- ioctl(fd, TIOCNOTTY, NULL);
- close(fd);
- }
-
- if (askpass_path) {
- g_setenv("DISPLAY", "none:0.", TRUE);
- g_setenv("SSH_ASKPASS", askpass_path, TRUE);
- } else {
- g_setenv("SSH_ASKPASS", "/bin/false", TRUE);
- }
-}
-
-SSHConnResponse ssh_new(SoupURI * uri,
- SSHConn ** conn_return, gchar * command)
-{
- int argc, res, bytes_read;
- char **argv, *askpass_path = NULL;
- GString *cmd_line;
- SSHConnResponse response;
- SSHConn *connection = NULL;
- gchar buffer[512];
-
- if (!conn_return) {
- return SSH_CONN_BAD_PARAMS;
- }
-
- if (!uri) {
- return SSH_CONN_NO_URI;
- }
-
- if (!g_str_equal(uri->scheme, "ssh")) {
- return SSH_CONN_UNKNOWN_PROTOCOL;
- }
-
- if (uri->password) {
- int tmp_askpass;
-
- askpass_path =
- g_build_filename(g_get_home_dir(), ".hardinfo",
- "ssh-askpass-XXXXXX", NULL);
- tmp_askpass = g_mkstemp(askpass_path);
- if (tmp_askpass > 0) {
- gchar *tmp;
-
- g_chmod(askpass_path, 0700);
-
- tmp = g_strdup_printf("#!/bin/sh\n"
- "echo '%s'\n"
- "rm -f \"$0\"", uri->password);
- write(tmp_askpass, tmp, strlen(tmp));
- close(tmp_askpass);
- g_free(tmp);
-
- DEBUG("using [%s] as ssh-askpass", askpass_path);
- }
- }
-
-
- cmd_line = g_string_new("ssh -x");
-
- if (uri->query && strlen(uri->query)) {
- GHashTable *query;
- GList *keys, *key;
-
- query = soup_form_decode(uri->query);
- keys = g_hash_table_get_keys(query);
-
- for (key = keys; key; key = key->next) {
- gchar *param;
-
- g_string_append_printf(cmd_line, " -%s", (gchar *) key->data);
-
- if ((param = (gchar *) g_hash_table_lookup(query, key->data))) {
- g_string_append_printf(cmd_line, "'%s'", param);
- }
- }
-
- g_list_free(keys);
- g_hash_table_destroy(query);
- }
-
- if (uri->user) {
- g_string_append_printf(cmd_line, " -l '%s'", uri->user);
- }
-
- if (uri->port) {
- g_string_append_printf(cmd_line, " -p %d", uri->port);
- }
-
- g_string_append_printf(cmd_line,
- " %s \"LC_ALL=C %s\"", uri->host, command);
-
- DEBUG("cmd_line = [%s]", cmd_line->str);
-
- if (!g_shell_parse_argv(cmd_line->str, &argc, &argv, NULL)) {
- response = SSH_CONN_BAD_PARAMS;
- goto end;
- }
-
- connection = g_new0(SSHConn, 1);
- connection->exit_status = -1;
-
- DEBUG("spawning SSH");
-
- if (!g_spawn_async_with_pipes(NULL, argv, NULL,
- G_SPAWN_SEARCH_PATH,
- ssh_conn_setup, askpass_path,
- &connection->pid,
- &connection->fd_write,
- &connection->fd_read,
- &connection->fd_error, NULL)) {
- response = SSH_CONN_CANNOT_SPAWN_SSH;
- goto end;
- }
-
- memset(buffer, 0, sizeof(buffer));
- res = ssh_read(connection->fd_error, &buffer, sizeof(buffer),
- &bytes_read);
- DEBUG("bytes read: %d, result = %d", bytes_read, res);
- if (bytes_read > 0 && res == 1) {
- DEBUG("Received (error channel): [%s]", buffer);
-
- if (strstr(buffer, "Permission denied")) {
- response = SSH_CONN_PERMISSION_DENIED;
- goto end;
- } else if (strstr(buffer, "Host key verification failed")) {
- response = SSH_CONN_HOST_KEY_CHECK_FAIL;
- goto end;
- } else if (strstr(buffer, "Connection refused")) {
- response = SSH_CONN_REFUSED;
- goto end;
- }
- }
-
- DEBUG("no error detected; ssh conn established");
-
- connection->uri = soup_uri_copy(uri);
- response = SSH_CONN_OK;
-
- end:
- g_strfreev(argv);
- g_string_free(cmd_line, TRUE);
-
- if (askpass_path) {
- if (connection) {
- connection->askpass_path = askpass_path;
- } else {
- g_free(askpass_path);
- }
- }
-
- if (response != SSH_CONN_OK) {
- if (connection && connection->uri) {
- soup_uri_free(connection->uri);
- }
-
- g_free(connection);
-
- *conn_return = NULL;
- } else {
- *conn_return = connection;
- }
-
- DEBUG("response = %d (%s)", response, ssh_conn_errors[response]);
-
- return response;
-}
-
-#ifdef SSH_TEST
-int main(int argc, char **argv)
-{
- SSHConn *c;
- SSHConnResponse r;
- SoupURI *u;
- char buffer[256];
-
- if (argc < 2) {
- g_print("Usage: %s URI command\n", argv[0]);
- g_print("Example: %s ssh://user:password@host 'ls -la /'\n",
- argv[0]);
- return 1;
- }
-
- u = soup_uri_new(argv[1]);
- r = ssh_new(u, &c, argv[2]);
- g_print("Connection result: %s\n", ssh_conn_errors[r]);
-
- if (r == SSH_CONN_OK) {
- int bytes_read;
-
- while (ssh_read(c->fd_read, &buffer, sizeof(buffer),
- &bytes_read) > 0) {
- g_print("Bytes read: %d\n", bytes_read);
- g_print("Contents: %s", buffer);
- }
-
- g_print("Finished running remote command\n");
- }
-
- g_print("Closing SSH [ptr = %p]", c);
- ssh_close(c);
-
- return 0;
-}
-#endif /* SSH_TEST */
-#endif /* HAS_LIBSOUP */
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