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merge

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This commit is contained in:
Matt Johnston 2020-03-14 23:33:30 +08:00
commit 6f6aa9db5a
3 changed files with 5 additions and 12 deletions
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7
chansession.h
View File

@ -41,6 +41,9 @@ struct ChanSess {
char * cmd; /* command to exec */
pid_t pid; /* child process pid */
/* command that was sent by the client, if authorized_keys command= or
dropbear -c was used */
char *original_command;
/* pty details */
int master; /* the master terminal fd*/
@ -72,10 +75,6 @@ struct ChanSess {
char * agentfile;
char * agentdir;
#endif
#if DROPBEAR_SVR_PUBKEY_OPTIONS_BUILT
char *original_command;
#endif
};
struct ChildPid {

3
svr-authpubkeyoptions.c
View File

@ -92,6 +92,7 @@ int svr_pubkey_allows_pty() {
* by any 'command' public key option. */
void svr_pubkey_set_forced_command(struct ChanSess *chansess) {
if (ses.authstate.pubkey_options && ses.authstate.pubkey_options->forced_command) {
TRACE(("Forced command '%s'", ses.authstate.pubkey_options->forced_command))
if (chansess->cmd) {
/* original_command takes ownership */
chansess->original_command = chansess->cmd;
@ -182,8 +183,6 @@ int svr_add_pubkey_options(buffer *options_buf, int line_num, const char* filena
memcpy(ses.authstate.pubkey_options->forced_command,
command_start, command_len-1);
ses.authstate.pubkey_options->forced_command[command_len-1] = '\0';
dropbear_log(LOG_WARNING, "Forced command '%s'",
ses.authstate.pubkey_options->forced_command);
goto next_option;
}
escaped = (!escaped && c == '\\');

7
svr-chansession.c
View File

@ -322,10 +322,7 @@ static void cleanupchansess(const struct Channel *channel) {
m_free(chansess->cmd);
m_free(chansess->term);
#if DROPBEAR_SVR_PUBKEY_OPTIONS_BUILT
m_free(chansess->original_command);
#endif
if (chansess->tty) {
/* write the utmp/wtmp login record */
@ -833,7 +830,7 @@ static int ptycommand(struct Channel *channel, struct ChanSess *chansess) {
(dup2(chansess->slave, STDOUT_FILENO) < 0)) {
TRACE(("leave ptycommand: error redirecting filedesc"))
return DROPBEAR_FAILURE;
}
}
close(chansess->slave);
@ -997,11 +994,9 @@ static void execchild(const void *user_data) {
addnewvar("SSH_CLIENT", chansess->client_string);
}
#if DROPBEAR_SVR_PUBKEY_OPTIONS_BUILT
if (chansess->original_command) {
addnewvar("SSH_ORIGINAL_COMMAND", chansess->original_command);
}
#endif
/* change directory */
if (chdir(ses.authstate.pw_dir) < 0) {