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authorDavid Woodhouse <dwmw2@infradead.org>2003-09-05 05:00:19 +0800
committerDavid Woodhouse <dwmw2@src.gnome.org>2003-09-05 05:00:19 +0800
commit3cc69a3c195bc61b13cecef27008681fde464f72 (patch)
treec4d1f22385b92426cd679db24c159a68fe3d1b0e /camel/providers
parentd1aa1d599d1eb4cd00bcc117f37621d7f81bc9af (diff)
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Add PREAUTH handling and pine/mutt/etpan/etc.-style 'ssh <mailhost> exec
2003-09-04 David Woodhouse <dwmw2@infradead.org> * providers/camel-imap-store.[ch]: Add PREAUTH handling and pine/mutt/etpan/etc.-style 'ssh <mailhost> exec imapd' support. svn path=/trunk/; revision=22463
Diffstat (limited to 'camel/providers')
-rw-r--r--camel/providers/imap/camel-imap-store.c165
-rw-r--r--camel/providers/imap/camel-imap-store.h1
2 files changed, 164 insertions, 2 deletions
diff --git a/camel/providers/imap/camel-imap-store.c b/camel/providers/imap/camel-imap-store.c
index a1e206936a..14ed76ed1f 100644
--- a/camel/providers/imap/camel-imap-store.c
+++ b/camel/providers/imap/camel-imap-store.c
@@ -52,6 +52,7 @@
#include "camel-stream.h"
#include "camel-stream-buffer.h"
#include "camel-stream-fs.h"
+#include "camel-stream-process.h"
#include "camel-tcp-stream-raw.h"
#include "camel-tcp-stream-ssl.h"
#include "camel-url.h"
@@ -251,6 +252,7 @@ camel_imap_store_init (gpointer object, gpointer klass)
imap_store->dir_sep = '\0';
imap_store->current_folder = NULL;
imap_store->connected = FALSE;
+ imap_store->preauthed = FALSE;
imap_store->tag_prefix = imap_tag_prefix++;
if (imap_tag_prefix > 'Z')
@@ -599,9 +601,10 @@ connect_to_server (CamelService *service, int ssl_mode, int try_starttls, CamelE
store->istream = camel_stream_buffer_new (tcp_stream, CAMEL_STREAM_BUFFER_READ);
store->connected = TRUE;
+ store->preauthed = FALSE;
store->command = 0;
- /* Read the greeting, if any. FIXME: deal with PREAUTH */
+ /* Read the greeting, if any, and deal with PREAUTH */
if (camel_imap_store_readline (store, &buf, ex) < 0) {
if (store->istream) {
camel_object_unref (CAMEL_OBJECT (store->istream));
@@ -617,6 +620,8 @@ connect_to_server (CamelService *service, int ssl_mode, int try_starttls, CamelE
return FALSE;
}
+ if (!strncmp(buf, "* PREAUTH", 9))
+ store->preauthed = TRUE;
g_free (buf);
/* get the imap server capabilities */
@@ -728,6 +733,149 @@ connect_to_server (CamelService *service, int ssl_mode, int try_starttls, CamelE
#endif /* HAVE_SSL */
}
+static gboolean
+connect_to_server_process (CamelService *service, const char *cmd, CamelException *ex)
+{
+ CamelImapStore *store = (CamelImapStore *) service;
+ CamelStream *cmd_stream;
+ int ret, i = 0;
+ char *buf;
+ char *cmd_copy;
+ char *full_cmd;
+ char *child_env[7];
+
+ /* Put full details in the environment, in case the connection
+ program needs them */
+ buf = camel_url_to_string(service->url, 0);
+ child_env[i++] = g_strdup_printf("URL=%s", buf);
+ g_free(buf);
+
+ child_env[i++] = g_strdup_printf("URLHOST=%s", service->url->host);
+ if (service->url->port)
+ child_env[i++] = g_strdup_printf("URLPORT=%d", service->url->port);
+ if (service->url->user)
+ child_env[i++] = g_strdup_printf("URLUSER=%s", service->url->user);
+ if (service->url->passwd)
+ child_env[i++] = g_strdup_printf("URLPASSWD=%s", service->url->passwd);
+ if (service->url->path)
+ child_env[i++] = g_strdup_printf("URLPATH=%s", service->url->path);
+ child_env[i] = NULL;
+
+ /* Now do %h, %u, etc. substitution in cmd */
+ buf = cmd_copy = g_strdup(cmd);
+
+ full_cmd = "";
+
+ for(;;) {
+ char *pc;
+ char *tmp;
+ char *var;
+ int len;
+
+ pc = strchr(buf, '%');
+ ignore:
+ if (!pc) {
+ tmp = g_strdup_printf("%s%s", full_cmd, buf);
+ g_free(full_cmd);
+ full_cmd = tmp;
+ break;
+ }
+
+ len = pc - buf;
+
+ var = NULL;
+
+ switch(pc[1]) {
+ case 'h':
+ var = service->url->host;
+ break;
+ case 'u':
+ var = service->url->user;
+ break;
+ }
+ if (!var) {
+ /* If there wasn't a valid %-code, with an actual
+ variable to insert, pretend we didn't see the % */
+ pc = strchr(pc + 1, '%');
+ goto ignore;
+ }
+ tmp = g_strdup_printf("%s%.*s%s", full_cmd, len, buf, var);
+ g_free(full_cmd);
+ full_cmd = tmp;
+ buf = pc + 2;
+ }
+
+ g_free(cmd_copy);
+
+ cmd_stream = camel_stream_process_new ();
+
+ ret = camel_stream_process_connect (CAMEL_STREAM_PROCESS(cmd_stream),
+ full_cmd, (const char **)child_env);
+
+ while (i)
+ g_free(child_env[--i]);
+
+ if (ret == -1) {
+ if (errno == EINTR)
+ camel_exception_set (ex, CAMEL_EXCEPTION_USER_CANCEL,
+ _("Connection cancelled"));
+ else
+ camel_exception_setv (ex, CAMEL_EXCEPTION_SERVICE_UNAVAILABLE,
+ _("Could not connect with command \"%s\": %s"),
+ full_cmd, g_strerror (errno));
+
+ camel_object_unref (CAMEL_OBJECT (cmd_stream));
+ g_free(full_cmd);
+ return FALSE;
+ }
+ g_free(full_cmd);
+
+ store->ostream = cmd_stream;
+ store->istream = camel_stream_buffer_new (cmd_stream, CAMEL_STREAM_BUFFER_READ);
+
+ store->connected = TRUE;
+ store->preauthed = FALSE;
+ store->command = 0;
+
+ /* Read the greeting, if any, and deal with PREAUTH */
+ if (camel_imap_store_readline (store, &buf, ex) < 0) {
+ if (store->istream) {
+ camel_object_unref (CAMEL_OBJECT (store->istream));
+ store->istream = NULL;
+ }
+
+ if (store->ostream) {
+ camel_object_unref (CAMEL_OBJECT (store->ostream));
+ store->ostream = NULL;
+ }
+
+ store->connected = FALSE;
+ return FALSE;
+ }
+ if (!strncmp(buf, "* PREAUTH", 9))
+ store->preauthed = TRUE;
+ g_free (buf);
+
+ /* get the imap server capabilities */
+ if (!imap_get_capability (service, ex)) {
+ if (store->istream) {
+ camel_object_unref (CAMEL_OBJECT (store->istream));
+ store->istream = NULL;
+ }
+
+ if (store->ostream) {
+ camel_object_unref (CAMEL_OBJECT (store->ostream));
+ store->ostream = NULL;
+ }
+
+ store->connected = FALSE;
+ return FALSE;
+ }
+
+ return TRUE;
+
+}
+
static struct {
char *value;
int mode;
@@ -742,10 +890,16 @@ static struct {
static gboolean
connect_to_server_wrapper (CamelService *service, CamelException *ex)
{
+ const char *command;
#ifdef HAVE_SSL
const char *use_ssl;
int i, ssl_mode;
-
+#endif
+ command = camel_url_get_param (service->url, "command");
+ if (command)
+ return connect_to_server_process (service, command, ex);
+
+#ifdef HAVE_SSL
use_ssl = camel_url_get_param (service->url, "use_ssl");
if (use_ssl) {
for (i = 0; ssl_options[i].value; i++)
@@ -1070,6 +1224,13 @@ imap_auth_loop (CamelService *service, CamelException *ex)
CAMEL_SERVICE_ASSERT_LOCKED (store, connect_lock);
+ if (store->preauthed) {
+ if (camel_verbose_debug)
+ fprintf(stderr, "Server %s has preauthenticated us.\n",
+ service->url->host);
+ return TRUE;
+ }
+
if (service->url->authmech) {
if (!g_hash_table_lookup (store->authtypes, service->url->authmech)) {
camel_exception_setv (ex, CAMEL_EXCEPTION_SERVICE_CANT_AUTHENTICATE,
diff --git a/camel/providers/imap/camel-imap-store.h b/camel/providers/imap/camel-imap-store.h
index d461b51440..b45fb2110e 100644
--- a/camel/providers/imap/camel-imap-store.h
+++ b/camel/providers/imap/camel-imap-store.h
@@ -107,6 +107,7 @@ struct _CamelImapStore {
/* Information about the command channel / connection status */
gboolean connected;
+ gboolean preauthed;
char tag_prefix;
guint32 command;
CamelFolder *current_folder;