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charon-cmd: --agent optionally takes the path to an ssh-agent socket

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If not given it is read from the SSH_AUTH_SOCK environment variable.
This commit is contained in:
Tobias Brunner 2013-05-07 15:04:02 +02:00
parent efb4cb0bf9
commit 6a6d0ea7cd
3 changed files with 24 additions and 16 deletions
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3
src/charon-cmd/cmd/cmd_connection.c
View File

@ -1,4 +1,7 @@
/*
* Copyright (C) 2013 Tobias Brunner
* Hochschule fuer Technik Rapperswil
*
* Copyright (C) 2013 Martin Willi
* Copyright (C) 2013 revosec AG
*

28
src/charon-cmd/cmd/cmd_creds.c
View File

@ -1,4 +1,7 @@
/*
* Copyright (C) 2013 Tobias Brunner
* Hochschule fuer Technik Rapperswil
*
* Copyright (C) 2013 Martin Willi
* Copyright (C) 2013 revosec AG
*
@ -49,9 +52,9 @@ struct private_cmd_creds_t {
bool prompted;
/**
* Provide keys via ssh-agent
* Path to ssh-agent socket
*/
bool agent;
char *agent;
/**
* Local identity
@ -138,17 +141,9 @@ static void load_agent(private_cmd_creds_t *this)
public_key_t *pubkey;
identification_t *id;
certificate_t *cert;
char *agent;
agent = getenv("SSH_AUTH_SOCK");
if (!agent)
{
DBG1(DBG_CFG, "ssh-agent socket not found");
exit(1);
}
privkey = lib->creds->create(lib->creds, CRED_PRIVATE_KEY,
KEY_ANY, BUILD_AGENT_SOCKET, agent, BUILD_END);
privkey = lib->creds->create(lib->creds, CRED_PRIVATE_KEY, KEY_ANY,
BUILD_AGENT_SOCKET, this->agent, BUILD_END);
if (!privkey)
{
DBG1(DBG_CFG, "failed to load private key from ssh-agent");
@ -192,7 +187,12 @@ METHOD(cmd_creds_t, handle, bool,
this->identity = arg;
break;
case CMD_OPT_AGENT:
this->agent = TRUE;
this->agent = arg ?: getenv("SSH_AUTH_SOCK");
if (!this->agent)
{
DBG1(DBG_CFG, "no ssh-agent socket defined");
exit(1);
}
break;
default:
return FALSE;
@ -201,7 +201,7 @@ METHOD(cmd_creds_t, handle, bool,
{
load_agent(this);
/* only do this once */
this->agent = FALSE;
this->agent = NULL;
}
return TRUE;
}

9
src/charon-cmd/cmd/cmd_options.c
View File

@ -1,4 +1,7 @@
/*
* Copyright (C) 2013 Tobias Brunner
* Hochschule fuer Technik Rapperswil
*
* Copyright (C) 2013 Martin Willi
* Copyright (C) 2013 revosec AG
*
@ -35,8 +38,10 @@ cmd_option_t cmd_options[CMD_OPT_COUNT] = {
"trusted certificate, for authentication or trust chain validation", {}},
{ CMD_OPT_RSA, "rsa", required_argument, "path",
"RSA private key to use for authentication", {}},
{ CMD_OPT_AGENT, "agent", no_argument, "",
"use SSH agent for authentication", {}},
{ CMD_OPT_AGENT, "agent", optional_argument, "socket",
"use SSH agent for authentication. If socket is not specified", {
"it is read from the SSH_AUTH_SOCK environment variable",
}},
{ CMD_OPT_LOCAL_TS, "local-ts", required_argument, "subnet",
"additional traffic selector to propose for our side", {}},
{ CMD_OPT_REMOTE_TS, "remote-ts", required_argument, "subnet",