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/* Copyright (c) 2012-2018 Dovecot authors, see the included COPYING file */
#include "lib.h"
#include "array.h"
#include "doveadm-mail.h"
#include <unistd.h>
struct batch_cmd_context {
struct doveadm_mail_cmd_context ctx;
ARRAY(struct doveadm_mail_cmd_context *) commands;
};
static int cmd_batch_prerun(struct doveadm_mail_cmd_context *_ctx,
struct mail_storage_service_user *service_user,
const char **error_r)
{
struct batch_cmd_context *ctx = (struct batch_cmd_context *)_ctx;
struct doveadm_mail_cmd_context *cmd;
int ret = 0;
array_foreach_elem(&ctx->commands, cmd) {
if (cmd->v.prerun != NULL &&
cmd->v.prerun(cmd, service_user, error_r) < 0) {
ret = -1;
break;
}
}
return ret;
}
static int cmd_batch_run(struct doveadm_mail_cmd_context *_ctx,
struct mail_user *user)
{
struct batch_cmd_context *ctx = (struct batch_cmd_context *)_ctx;
struct doveadm_mail_cmd_context *cmd;
int ret = 0;
array_foreach_elem(&ctx->commands, cmd) {
cmd->cur_mail_user = user;
const char *reason_code =
event_reason_code_prefix("doveadm", "cmd_",
cmd->cmd->name);
struct event_reason *reason = event_reason_begin(reason_code);
ret = cmd->v.run(cmd, user);
event_reason_end(&reason);
if (ret < 0) {
i_assert(cmd->exit_code != 0);
_ctx->exit_code = cmd->exit_code;
break;
}
cmd->cur_mail_user = NULL;
}
return ret;
}
static void
cmd_batch_add(struct batch_cmd_context *batchctx,
int argc, const char *const *argv)
{
struct doveadm_mail_cmd_context *subctx;
const struct doveadm_cmd_ver2 *cmd_ver2;
const struct doveadm_mail_cmd *cmd;
const char *getopt_args;
int c;
cmd_ver2 = doveadm_cmd_find_with_args_ver2(argv[0], &argc, &argv);
if (cmd_ver2 == NULL)
i_fatal_status(EX_USAGE, "doveadm batch: '%s' mail command doesn't exist", argv[0]);
struct doveadm_mail_cmd *dyncmd =
p_new(batchctx->ctx.pool, struct doveadm_mail_cmd, 1);
dyncmd->usage_args = cmd_ver2->usage;
dyncmd->name = cmd_ver2->name;
dyncmd->alloc = cmd_ver2->mail_cmd;
cmd = dyncmd;
subctx = doveadm_mail_cmd_init(cmd, doveadm_settings);
subctx->full_args = argv + 1;
subctx->service_flags |= batchctx->ctx.service_flags;
i_getopt_reset();
getopt_args = subctx->getopt_args != NULL ? subctx->getopt_args : "";
while ((c = getopt(argc, (void *)argv, getopt_args)) > 0) {
if (subctx->v.parse_arg == NULL ||
!subctx->v.parse_arg(subctx, c))
doveadm_mail_help(cmd);
}
argv += optind;
if (argv[0] != NULL && cmd->usage_args == NULL) {
i_fatal_status(EX_USAGE, "doveadm %s: Unknown parameter: %s",
cmd->name, argv[0]);
}
subctx->args = argv;
if (subctx->v.preinit != NULL)
subctx->v.preinit(subctx);
array_push_back(&batchctx->commands, &subctx);
}
static void
cmd_batch_preinit(struct doveadm_mail_cmd_context *_ctx)
{
const char *const *args = _ctx->args;
struct batch_cmd_context *ctx = (struct batch_cmd_context *)_ctx;
ARRAY_TYPE(const_string) sep_args;
const char *sep = args[0];
unsigned int i, start;
int argc;
const char *const *argv;
if (sep == NULL || args[1] == NULL)
doveadm_mail_help_name("batch");
args++;
p_array_init(&ctx->commands, _ctx->pool, 8);
p_array_init(&sep_args, _ctx->pool, 16);
for (i = start = 0;; i++) {
if (args[i] != NULL && strcmp(args[i], sep) != 0) {
array_push_back(&sep_args, &args[i]);
continue;
}
if (i > start) {
(void)array_append_space(&sep_args);
argc = i - start;
argv = array_idx(&sep_args, start);
cmd_batch_add(ctx, argc, argv);
start = i+1;
}
if (args[i] == NULL)
break;
}
(void)array_append_space(&sep_args);
}
static void
cmd_batch_init(struct doveadm_mail_cmd_context *_ctx,
const char *const args[] ATTR_UNUSED)
{
struct batch_cmd_context *ctx = (struct batch_cmd_context *)_ctx;
struct doveadm_mail_cmd_context *cmd;
struct batch_cmd_context *subctx;
array_foreach_elem(&ctx->commands, cmd) {
subctx = (struct batch_cmd_context *)cmd;
subctx->ctx.storage_service = _ctx->storage_service;
if (subctx->ctx.v.init != NULL)
subctx->ctx.v.init(&subctx->ctx, subctx->ctx.args);
}
}
static void cmd_batch_deinit(struct doveadm_mail_cmd_context *_ctx)
{
struct batch_cmd_context *ctx = (struct batch_cmd_context *)_ctx;
struct doveadm_mail_cmd_context *cmd;
array_foreach_elem(&ctx->commands, cmd) {
doveadm_mail_cmd_deinit(cmd);
doveadm_mail_cmd_free(cmd);
}
}
static struct doveadm_mail_cmd_context *cmd_batch_alloc(void)
{
struct batch_cmd_context *ctx;
ctx = doveadm_mail_cmd_alloc(struct batch_cmd_context);
ctx->ctx.getopt_args = "+"; /* disable processing -args in the middle */
ctx->ctx.v.preinit = cmd_batch_preinit;
ctx->ctx.v.init = cmd_batch_init;
ctx->ctx.v.prerun = cmd_batch_prerun;
ctx->ctx.v.run = cmd_batch_run;
ctx->ctx.v.deinit = cmd_batch_deinit;
return &ctx->ctx;
}
struct doveadm_cmd_ver2 doveadm_cmd_batch = {
.name = "batch",
.mail_cmd = cmd_batch_alloc,
.usage = "<sep> <cmd1> [<sep> <cmd2> [..]]",
.flags = CMD_FLAG_NO_UNORDERED_OPTIONS,
DOVEADM_CMD_PARAMS_START
DOVEADM_CMD_MAIL_COMMON
DOVEADM_CMD_PARAM('\0', "separator", CMD_PARAM_STR, CMD_PARAM_FLAG_POSITIONAL)
DOVEADM_CMD_PARAM('\0', "args", CMD_PARAM_ARRAY, CMD_PARAM_FLAG_POSITIONAL)
DOVEADM_CMD_PARAMS_END
};
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