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-rw-r--r--sesman/sesman.c335
1 files changed, 11 insertions, 324 deletions
diff --git a/sesman/sesman.c b/sesman/sesman.c
index b7e3f92e..e1fce07b 100644
--- a/sesman/sesman.c
+++ b/sesman/sesman.c
@@ -21,114 +21,13 @@
*/
-#include "d3des.h"
-#include "arch.h"
-#include "parse.h"
-#include "os_calls.h"
#include "sesman.h"
-#include "config.h"
-static int g_sck;
-static int g_pid;
-static unsigned char g_fixedkey[8] = { 23, 82, 107, 6, 35, 78, 88, 7 };
-static struct session_item g_session_items[100]; /* sesman.h */
-static struct sesman_config g_cfg; /* config.h */
-
-/*****************************************************************************/
-static int DEFAULT_CC
-tcp_force_recv(int sck, char* data, int len)
-{
- int rcvd;
-
- while (len > 0)
- {
- rcvd = g_tcp_recv(sck, data, len, 0);
- if (rcvd == -1)
- {
- if (g_tcp_last_error_would_block(sck))
- {
- g_sleep(1);
- }
- else
- {
- return 1;
- }
- }
- else if (rcvd == 0)
- {
- return 1;
- }
- else
- {
- data += rcvd;
- len -= rcvd;
- }
- }
- return 0;
-}
-
-/*****************************************************************************/
-static int DEFAULT_CC
-tcp_force_send(int sck, char* data, int len)
-{
- int sent;
-
- while (len > 0)
- {
- sent = g_tcp_send(sck, data, len, 0);
- if (sent == -1)
- {
- if (g_tcp_last_error_would_block(sck))
- {
- g_sleep(1);
- }
- else
- {
- return 1;
- }
- }
- else if (sent == 0)
- {
- return 1;
- }
- else
- {
- data += sent;
- len -= sent;
- }
- }
- return 0;
-}
-
-/******************************************************************************/
-static struct session_item* DEFAULT_CC
-find_session_item(char* name, int width, int height, int bpp)
-{
- int i;
-
- for (i = 0; i < 100; i++)
- {
- if (g_strncmp(name, g_session_items[i].name, 255) == 0 &&
- g_session_items[i].width == width &&
- g_session_items[i].height == height &&
- g_session_items[i].bpp == bpp)
- {
- return g_session_items + i;
- }
- }
- return 0;
-}
-
-/******************************************************************************/
-/* returns non zero if there is an xserver running on this display */
-static int DEFAULT_CC
-x_server_running(int display)
-{
- char text[256];
-
- g_sprintf(text, "/tmp/.X11-unix/X%d", display);
- return g_file_exist(text);
-}
+int g_sck;
+int g_pid;
+unsigned char g_fixedkey[8] = { 23, 82, 107, 6, 35, 78, 88, 7 };
+struct session_item g_session_items[100]; /* sesman.h */
+struct sesman_config g_cfg; /* config.h */
/******************************************************************************/
static void DEFAULT_CC
@@ -155,218 +54,6 @@ cterm(int s)
}
/******************************************************************************/
-static int DEFAULT_CC
-check_password_file(char* filename, char* password)
-{
- char encryptedPasswd[16];
- int fd;
-
- g_memset(encryptedPasswd, 0, 16);
- g_strncpy(encryptedPasswd, password, 8);
- rfbDesKey(g_fixedkey, 0);
- rfbDes(encryptedPasswd, encryptedPasswd);
- fd = g_file_open(filename);
- if (fd == 0)
- {
- return 1;
- }
- g_file_write(fd, encryptedPasswd, 8);
- g_file_close(fd);
- g_set_file_rights(filename, 1, 1); /* set read and write flags */
- return 0;
-}
-
-/******************************************************************************/
-static int DEFAULT_CC
-set_user(char* username, char* passwd_file, int display)
-{
- int error;
- int pw_uid;
- int pw_gid;
- int uid;
- char pw_shell[256];
- char pw_dir[256];
- char pw_gecos[256];
- char text[256];
-
- error = g_getuser_info(username, &pw_gid, &pw_uid, pw_shell, pw_dir,
- pw_gecos);
- if (error == 0)
- {
- error = g_setgid(pw_gid);
- if (error == 0)
- {
- uid = pw_uid;
- error = g_setuid(uid);
- }
- if (error == 0)
- {
- g_clearenv();
- g_setenv("SHELL", pw_shell, 1);
- g_setenv("PATH", "/bin:/usr/bin:/usr/X11R6/bin:/usr/local/bin", 1);
- g_setenv("USER", username, 1);
- g_sprintf(text, "%d", uid);
- g_setenv("UID", text, 1);
- g_setenv("HOME", pw_dir, 1);
- g_set_current_dir(pw_dir);
- g_sprintf(text, ":%d.0", display);
- g_setenv("DISPLAY", text, 1);
- if (passwd_file != 0)
- {
- g_mkdir(".vnc");
- g_sprintf(passwd_file, "%s/.vnc/sesman_passwd", pw_dir);
- }
- }
- }
- return error;
-}
-
-/******************************************************************************/
-/* returns 0 if error else the display number the session was started on */
-static int DEFAULT_CC
-start_session(int width, int height, int bpp, char* username, char* password,
- long data)
-{
- int display;
- int pid;
- int wmpid;
- int xpid;
- char geometry[32];
- char depth[32];
- char screen[32];
- char cur_dir[256];
- char text[256];
- char passwd_file[256];
-
- g_get_current_dir(cur_dir, 255);
- display = 10;
- while (x_server_running(display) && display < 50)
- {
- display++;
- }
- if (display >= 50)
- {
- return 0;
- }
- wmpid = 0;
- pid = g_fork();
- if (pid == -1)
- {
- }
- else if (pid == 0) /* child */
- {
- g_unset_signals();
- auth_start_session(data, display);
- g_sprintf(geometry, "%dx%d", width, height);
- g_sprintf(depth, "%d", bpp);
- g_sprintf(screen, ":%d", display);
- wmpid = g_fork();
- if (wmpid == -1)
- {
- }
- else if (wmpid == 0) /* child */
- {
- /* give X a bit to start */
- g_sleep(1000);
- set_user(username, 0, display);
- if (x_server_running(display))
- {
- auth_set_env(data);
- /* try to execute user window manager if enabled */
- if (g_cfg.enable_user_wm)
- {
- g_sprintf(text,"%s/%s", g_getenv("HOME"), g_cfg.user_wm);
- if (g_file_exist(text))
- {
- g_execlp3(text, g_cfg.user_wm, 0);
- }
- }
- /* if we're here something happened to g_execlp3
- so we try running the default window manager */
- g_sprintf(text, "%s/%s", cur_dir, g_cfg.default_wm);
- g_execlp3(text, g_cfg.default_wm, 0);
- /* still a problem starting window manager just start xterm */
- g_execlp3("xterm", "xterm", 0);
- /* should not get here */
- }
- g_printf("error starting window manager\n");
- g_exit(0);
- }
- else /* parent */
- {
- xpid = g_fork();
- if (xpid == -1)
- {
- }
- else if (xpid == 0) /* child */
- {
- set_user(username, passwd_file, display);
- check_password_file(passwd_file, password);
- g_execlp11("Xvnc", "Xvnc", screen, "-geometry", geometry,
- "-depth", depth, "-bs", "-rfbauth", passwd_file, 0);
- /* should not get here */
- g_printf("error\n");
- g_exit(0);
- }
- else /* parent */
- {
- g_waitpid(wmpid);
- g_sigterm(xpid);
- g_sigterm(wmpid);
- g_sleep(1000);
- auth_end(data);
- g_exit(0);
- }
- }
- }
- else /* parent */
- {
- g_session_items[display].pid = pid;
- g_strcpy(g_session_items[display].name, username);
- g_session_items[display].display = display;
- g_session_items[display].width = width;
- g_session_items[display].height = height;
- g_session_items[display].bpp = bpp;
- g_session_items[display].data = data;
- g_sleep(5000);
- }
- return display;
-}
-
-/******************************************************************************/
-static void DEFAULT_CC
-sesman_shutdown(int sig)
-{
- if (g_getpid() != g_pid)
- {
- return;
- }
- g_printf("shutting down\n\r");
- g_printf("signal %d pid %d\n\r", sig, g_getpid());
- g_tcp_close(g_sck);
-}
-
-/******************************************************************************/
-void DEFAULT_CC
-sesman_reload_cfg(int sig)
-{
- struct sesman_config cfg;
-
- if (g_getpid() != g_pid)
- {
- return;
- }
- g_printf("sesman: received SIGHUP\n\r");
- if (config_read(&cfg) != 0)
- {
- g_printf("sesman: error reading config. keeping old cfg.\n\r");
- return;
- }
- g_cfg = cfg;
- g_printf("sesman: configuration reloaded\n\r");
-}
-
-/******************************************************************************/
int DEFAULT_CC
main(int argc, char** argv)
{
@@ -397,10 +84,10 @@ main(int argc, char** argv)
}
g_memset(&g_session_items, 0, sizeof(g_session_items));
g_pid = g_getpid();
- g_signal(1, sesman_reload_cfg); /* SIGHUP */
- g_signal(2, sesman_shutdown); /* SIGINT */
- g_signal(9, sesman_shutdown); /* SIGKILL */
- g_signal(15, sesman_shutdown); /* SIGTERM */
+ g_signal(1, sig_sesman_reload_cfg); /* SIGHUP */
+ g_signal(2, sig_sesman_shutdown); /* SIGINT */
+ g_signal(9, sig_sesman_shutdown); /* SIGKILL */
+ g_signal(15, sig_sesman_shutdown); /* SIGTERM */
g_signal_child_stop(cterm); /* SIGCHLD */
if (argc == 1)
{
@@ -459,7 +146,7 @@ start session\n");
display = 0;
if (data)
{
- s_item = find_session_item(user, width, height, bpp);
+ s_item = session_find_item(user, width, height, bpp);
if (s_item != 0)
{
display = s_item->display;
@@ -468,7 +155,7 @@ start session\n");
}
else
{
- display = start_session(width, height, bpp, user, pass,
+ display = session_start(width, height, bpp, user, pass,
data);
}
if (display == 0)
generated by cgit v1.2.1 (git 2.18.0) at 2024-12-15 10:04:21 +0000