Adding upstream version 1:2.3.19.1+dfsg1.upstream/1%2.3.19.1+dfsg1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 214 insertions, 0 deletions

diff --git a/src/doveadm/doveadm-proxy.c b/src/doveadm/doveadm-proxy.c
new file mode 100644
index 0000000..04fde52
--- /dev/null
+++ b/src/doveadm/doveadm-proxy.c
@@ -0,0 +1,214 @@
+/* Copyright (c) 2011-2018 Dovecot authors, see the included COPYING file */
+
+#include "lib.h"
+#include "ioloop.h"
+#include "str.h"
+#include "strescape.h"
+#include "ipc-client.h"
+#include "doveadm.h"
+#include "doveadm-print.h"
+
+#include <stdio.h>
+#include <unistd.h>
+
+struct proxy_context {
+	struct ipc_client *ipc;
+	const char *username_field;
+	const char *kick_hosts;
+};
+
+extern struct doveadm_cmd_ver2 doveadm_cmd_proxy[];
+
+static void proxy_cmd_help(struct doveadm_cmd_context *cctx) ATTR_NORETURN;
+
+static struct proxy_context *
+cmd_proxy_init(struct doveadm_cmd_context *cctx)
+{
+	struct proxy_context *ctx;
+	const char *socket_path;
+
+	ctx = t_new(struct proxy_context, 1);
+	if (!doveadm_cmd_param_str(cctx, "socket-path", &socket_path)) {
+		socket_path = t_strconcat(doveadm_settings->base_dir,
+					  "/ipc", NULL);
+	}
+	(void)doveadm_cmd_param_str(cctx, "passdb-field", &ctx->username_field);
+	(void)doveadm_cmd_param_str(cctx, "host", &ctx->kick_hosts);
+	ctx->ipc = ipc_client_init(socket_path);
+	return ctx;
+}
+
+static void cmd_proxy_list_header(const char *const *args)
+{
+	struct {
+		const char *key;
+		const char *title;
+	} header_map[] = {
+		{ "service", "proto" },
+		{ "src-ip", "src ip" },
+		{ "dest-ip", "dest ip" },
+		{ "dest-port", "port" },
+	};
+	for (unsigned int i = 0; args[i] != NULL; i++) {
+		const char *arg = args[i];
+
+		if (strcmp(arg, "username") == 0 ||
+		    str_begins(arg, "user_")) {
+			doveadm_print_header(arg, arg,
+					     DOVEADM_PRINT_HEADER_FLAG_EXPAND);
+			continue;
+		}
+		const char *title = arg;
+		for (unsigned int j = 0; j < N_ELEMENTS(header_map); j++) {
+			if (strcmp(header_map[j].key, arg) == 0) {
+				title = header_map[j].title;
+				break;
+			}
+		}
+		doveadm_print_header(arg, title, 0);
+	}
+}
+
+static void cmd_proxy_list_callback(enum ipc_client_cmd_state state,
+				    const char *data, void *context)
+{
+	bool *seen_header = context;
+
+	switch (state) {
+	case IPC_CLIENT_CMD_STATE_REPLY: {
+		const char *const *args = t_strsplit_tabescaped(data);
+
+		if (!*seen_header) {
+			cmd_proxy_list_header(args);
+			*seen_header = TRUE;
+		} else {
+			for (; *args != NULL; args++)
+				doveadm_print(*args);
+		}
+		return;
+	}
+	case IPC_CLIENT_CMD_STATE_OK:
+		break;
+	case IPC_CLIENT_CMD_STATE_ERROR:
+		i_error("LIST-FULL failed: %s", data);
+		break;
+	}
+	io_loop_stop(current_ioloop);
+}
+
+static void cmd_proxy_list(struct doveadm_cmd_context *cctx)
+{
+	struct proxy_context *ctx;
+	bool seen_header = FALSE;
+
+	ctx = cmd_proxy_init(cctx);
+
+	doveadm_print_init(DOVEADM_PRINT_TYPE_TABLE);
+
+	io_loop_set_running(current_ioloop);
+	ipc_client_cmd(ctx->ipc, "proxy\t*\tLIST-FULL",
+		       cmd_proxy_list_callback, &seen_header);
+	if (io_loop_is_running(current_ioloop))
+		io_loop_run(current_ioloop);
+	ipc_client_deinit(&ctx->ipc);
+}
+
+static void cmd_proxy_kick_callback(enum ipc_client_cmd_state state,
+				    const char *data, void *context ATTR_UNUSED)
+{
+	switch (state) {
+	case IPC_CLIENT_CMD_STATE_REPLY:
+		return;
+	case IPC_CLIENT_CMD_STATE_OK:
+		if (data[0] == '\0')
+			data = "0";
+		doveadm_print(data);
+		break;
+	case IPC_CLIENT_CMD_STATE_ERROR:
+		i_error("KICK failed: %s", data);
+		doveadm_exit_code = EX_TEMPFAIL;
+		break;
+	}
+	io_loop_stop(current_ioloop);
+}
+
+static void cmd_proxy_kick(struct doveadm_cmd_context *cctx)
+{
+	struct proxy_context *ctx;
+	const char *const *users = NULL;
+	string_t *cmd;
+
+	ctx = cmd_proxy_init(cctx);
+	(void)doveadm_cmd_param_array(cctx, "user", &users);
+	if (users == NULL && ctx->kick_hosts == NULL) {
+		proxy_cmd_help(cctx);
+		return;
+	}
+
+	doveadm_print_init(DOVEADM_PRINT_TYPE_FORMATTED);
+	doveadm_print_formatted_set_format("%{count} connections kicked\n");
+	doveadm_print_header_simple("count");
+
+	cmd = t_str_new(128);
+	str_append(cmd, "proxy\t*\t");
+        if (ctx->kick_hosts != NULL) {
+		str_append(cmd, "KICK-HOST\t");
+		str_append(cmd, ctx->kick_hosts);
+        }
+	else if (ctx->username_field == NULL)
+		str_append(cmd, "KICK");
+	else {
+		str_append(cmd, "KICK-ALT\t");
+		str_append_tabescaped(cmd, ctx->username_field);
+	}
+	if (users != NULL) {
+		for (unsigned int i = 0; users[i] != NULL; i++) {
+			str_append_c(cmd, '\t');
+			str_append_tabescaped(cmd, users[i]);
+		}
+	}
+	ipc_client_cmd(ctx->ipc, str_c(cmd), cmd_proxy_kick_callback, NULL);
+	io_loop_run(current_ioloop);
+	ipc_client_deinit(&ctx->ipc);
+}
+
+struct doveadm_cmd_ver2 doveadm_cmd_proxy[] = {
+{
+	.name = "proxy list",
+	.usage = "[-a <ipc socket path>]",
+	.cmd = cmd_proxy_list,
+DOVEADM_CMD_PARAMS_START
+DOVEADM_CMD_PARAM('a', "socket-path", CMD_PARAM_STR, 0)
+DOVEADM_CMD_PARAMS_END
+},
+{
+	.name = "proxy kick",
+	.usage = "[-a <ipc socket path>] [-f <passdb field>] [-h <host> [...] | <user> [...]]",
+	.cmd = cmd_proxy_kick,
+DOVEADM_CMD_PARAMS_START
+DOVEADM_CMD_PARAM('a', "socket-path", CMD_PARAM_STR, 0)
+DOVEADM_CMD_PARAM('f', "passdb-field", CMD_PARAM_STR, 0)
+DOVEADM_CMD_PARAM('h', "host", CMD_PARAM_STR, 0)
+DOVEADM_CMD_PARAM('\0', "user", CMD_PARAM_ARRAY, CMD_PARAM_FLAG_POSITIONAL)
+DOVEADM_CMD_PARAMS_END
+}
+};
+
+static void proxy_cmd_help(struct doveadm_cmd_context *cctx)
+{
+	unsigned int i;
+
+	for (i = 0; i < N_ELEMENTS(doveadm_cmd_proxy); i++) {
+		if (doveadm_cmd_proxy[i].cmd == cctx->cmd->cmd)
+			help_ver2(&doveadm_cmd_proxy[i]);
+	}
+	i_unreached();
+}
+
+void doveadm_register_proxy_commands(void)
+{
+	unsigned int i;
+
+	for (i = 0; i < N_ELEMENTS(doveadm_cmd_proxy); i++)
+		doveadm_cmd_register_ver2(&doveadm_cmd_proxy[i]);
+}