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Raise errors for attach options

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This commit is contained in:
Andre Nathan 2014-09-24 10:43:18 -03:00
parent 10ff154014
commit 9bbf0444a7
1 changed files with 55 additions and 25 deletions
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80
ext/lxc/lxc.c
View file

@ -569,6 +569,7 @@ lxc_attach_free_options(lxc_attach_options_t *opts)
static lxc_attach_options_t *
lxc_attach_parse_options(VALUE rb_opts)
{
char *error = NULL;
lxc_attach_options_t default_opts = LXC_ATTACH_OPTIONS_DEFAULT;
lxc_attach_options_t *opts;
VALUE rb_attach_flags, rb_namespaces, rb_personality, rb_initial_cwd;
@ -583,96 +584,125 @@ lxc_attach_parse_options(VALUE rb_opts)
if (NIL_P(rb_opts))
return opts;
error = NULL;
rb_attach_flags = rb_hash_aref(rb_opts, SYMBOL("flags"));
if (!NIL_P(rb_attach_flags)) {
if (is_integer(rb_attach_flags))
if (is_integer(rb_attach_flags)) {
opts->attach_flags = NUM2INT(rb_attach_flags);
else
} else {
error = "flags must be an integer";
goto err;
}
}
rb_namespaces = rb_hash_aref(rb_opts, SYMBOL("namespaces"));
if (!NIL_P(rb_namespaces)) {
if (is_integer(rb_namespaces))
if (is_integer(rb_namespaces)) {
opts->namespaces = NUM2INT(rb_namespaces);
else
} else {
error = "namespaces must be an integer";
goto err;
}
}
rb_personality = rb_hash_aref(rb_opts, SYMBOL("personality"));
if (!NIL_P(rb_personality)) {
if (is_integer(rb_personality))
if (is_integer(rb_personality)) {
opts->personality = NUM2INT(rb_personality);
else
} else {
error = "personality must be an integer";
goto err;
}
}
rb_initial_cwd = rb_hash_aref(rb_opts, SYMBOL("initial_cwd"));
if (!NIL_P(rb_initial_cwd)) {
if (is_string(rb_initial_cwd))
if (is_string(rb_initial_cwd)) {
opts->initial_cwd = StringValuePtr(rb_initial_cwd);
else
} else {
error = "initial_cwd must be a string";
goto err;
}
}
rb_uid = rb_hash_aref(rb_opts, SYMBOL("uid"));
if (!NIL_P(rb_uid)) {
if (is_integer(rb_uid))
if (is_integer(rb_uid)) {
opts->uid = NUM2INT(rb_uid);
else
} else {
error = "uid must be an integer";
goto err;
}
}
rb_gid = rb_hash_aref(rb_opts, SYMBOL("gid"));
if (!NIL_P(rb_gid)) {
if (is_integer(rb_gid))
if (is_integer(rb_gid)) {
opts->gid = NUM2INT(rb_gid);
else
} else {
error = "gid must be an integer";
goto err;
}
}
rb_env_policy = rb_hash_aref(rb_opts, SYMBOL("env_policy"));
if (!NIL_P(rb_env_policy)) {
if (is_integer(rb_env_policy))
if (is_integer(rb_env_policy)) {
opts->env_policy = NUM2INT(rb_env_policy);
else
} else {
error = "env_policy must be an integer";
goto err;
}
}
rb_extra_env_vars = rb_hash_aref(rb_opts, SYMBOL("extra_env_vars"));
if (!NIL_P(rb_extra_env_vars)) {
if (is_string_array(rb_extra_env_vars))
if (is_string_array(rb_extra_env_vars)) {
opts->extra_env_vars = ruby_to_c_string_array(rb_extra_env_vars);
else
} else {
error = "extra_env_vars must be a array of strings";
goto err;
}
}
rb_extra_keep_env = rb_hash_aref(rb_opts, SYMBOL("extra_keep_env"));
if (!NIL_P(rb_extra_keep_env)) {
if (is_string_array(rb_extra_keep_env))
if (is_string_array(rb_extra_keep_env)) {
opts->extra_keep_env = ruby_to_c_string_array(rb_extra_keep_env);
else
} else {
error = "extra_keep_env must be a array of strings";
goto err;
}
}
rb_stdin = rb_hash_aref(rb_opts, SYMBOL("stdin"));
if (!NIL_P(rb_stdin)) {
if (has_file_descriptor(rb_stdin))
if (has_file_descriptor(rb_stdin)) {
opts->stdin_fd = io_fileno(rb_stdin);
else
} else {
error = "stdin object must have a file descriptor";
goto err;
}
}
rb_stdout = rb_hash_aref(rb_opts, SYMBOL("stdout"));
if (!NIL_P(rb_stdout)) {
if (has_file_descriptor(rb_stdout))
if (has_file_descriptor(rb_stdout)) {
opts->stdout_fd = io_fileno(rb_stdout);
else
} else {
error = "stdout object must have a file descriptor";
goto err;
}
}
rb_stderr = rb_hash_aref(rb_opts, SYMBOL("stderr"));
if (!NIL_P(rb_stderr)) {
if (has_file_descriptor(rb_stderr))
if (has_file_descriptor(rb_stderr)) {
opts->stderr_fd = io_fileno(rb_stderr);
else
} else {
error = "stderr object must have a file descriptor";
goto err;
}
}
return opts;
err:
lxc_attach_free_options(opts);
return NULL;
if (error != NULL)
rb_raise(rb_eArgError, "%s", error);
else
return NULL;
}
static RETURN_WITHOUT_GVL_TYPE