diff options
Diffstat (limited to 'src/rgw/rgw_rest_role.cc')
| -rw-r--r-- | src/rgw/rgw_rest_role.cc | 670 |
1 files changed, 670 insertions, 0 deletions
diff --git a/src/rgw/rgw_rest_role.cc b/src/rgw/rgw_rest_role.cc new file mode 100644 index 000000000..66c38aedf --- /dev/null +++ b/src/rgw/rgw_rest_role.cc @@ -0,0 +1,670 @@ +// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- +// vim: ts=8 sw=2 smarttab ft=cpp + +#include <errno.h> +#include <regex> + +#include "common/errno.h" +#include "common/Formatter.h" +#include "common/ceph_json.h" + +#include "include/types.h" +#include "rgw_string.h" + +#include "rgw_common.h" +#include "rgw_op.h" +#include "rgw_rest.h" +#include "rgw_role.h" +#include "rgw_rest_role.h" +#include "rgw_sal_rados.h" + +#define dout_subsys ceph_subsys_rgw + +int RGWRestRole::verify_permission(optional_yield y) +{ + if (s->auth.identity->is_anonymous()) { + return -EACCES; + } + + string role_name = s->info.args.get("RoleName"); + RGWRole role(s->cct, store->getRados()->pctl, role_name, s->user->get_tenant()); + if (op_ret = role.get(s, y); op_ret < 0) { + if (op_ret == -ENOENT) { + op_ret = -ERR_NO_ROLE_FOUND; + } + return op_ret; + } + + if (int ret = check_caps(s->user->get_caps()); ret == 0) { + _role = std::move(role); + return ret; + } + + string resource_name = role.get_path() + role_name; + uint64_t op = get_op(); + if (!verify_user_permission(this, + s, + rgw::ARN(resource_name, + "role", + s->user->get_tenant(), true), + op)) { + return -EACCES; + } + + _role = std::move(role); + + return 0; +} + +int RGWRestRole::parse_tags() +{ + vector<string> keys, vals; + auto val_map = s->info.args.get_params(); + const regex pattern_key("Tags.member.([0-9]+).Key"); + const regex pattern_value("Tags.member.([0-9]+).Value"); + for (auto& v : val_map) { + string key_index="", value_index=""; + for(sregex_iterator it = sregex_iterator( + v.first.begin(), v.first.end(), pattern_key); + it != sregex_iterator(); it++) { + smatch match; + match = *it; + key_index = match.str(1); + ldout(s->cct, 20) << "Key index: " << match.str(1) << dendl; + if (!key_index.empty()) { + int index = stoi(key_index); + auto pos = keys.begin() + (index-1); + keys.insert(pos, v.second); + } + } + for(sregex_iterator it = sregex_iterator( + v.first.begin(), v.first.end(), pattern_value); + it != sregex_iterator(); it++) { + smatch match; + match = *it; + value_index = match.str(1); + ldout(s->cct, 20) << "Value index: " << match.str(1) << dendl; + if (!value_index.empty()) { + int index = stoi(value_index); + auto pos = vals.begin() + (index-1); + vals.insert(pos, v.second); + } + } + } + if (keys.size() != vals.size()) { + ldout(s->cct, 0) << "No. of keys doesn't match with no. of values in tags" << dendl; + return -EINVAL; + } + for (size_t i = 0; i < keys.size(); i++) { + tags.emplace(keys[i], vals[i]); + ldout(s->cct, 0) << "Tag Key: " << keys[i] << " Tag Value is: " << vals[i] << dendl; + } + return 0; +} + +void RGWRestRole::send_response() +{ + if (op_ret) { + set_req_state_err(s, op_ret); + } + dump_errno(s); + end_header(s, this); +} + +int RGWRoleRead::check_caps(const RGWUserCaps& caps) +{ + return caps.check_cap("roles", RGW_CAP_READ); +} + +int RGWRoleWrite::check_caps(const RGWUserCaps& caps) +{ + return caps.check_cap("roles", RGW_CAP_WRITE); +} + +int RGWCreateRole::verify_permission(optional_yield y) +{ + if (s->auth.identity->is_anonymous()) { + return -EACCES; + } + + if (int ret = check_caps(s->user->get_caps()); ret == 0) { + return ret; + } + + string role_name = s->info.args.get("RoleName"); + string role_path = s->info.args.get("Path"); + + string resource_name = role_path + role_name; + if (!verify_user_permission(this, + s, + rgw::ARN(resource_name, + "role", + s->user->get_tenant(), true), + get_op())) { + return -EACCES; + } + return 0; +} + +int RGWCreateRole::get_params() +{ + role_name = s->info.args.get("RoleName"); + role_path = s->info.args.get("Path"); + trust_policy = s->info.args.get("AssumeRolePolicyDocument"); + max_session_duration = s->info.args.get("MaxSessionDuration"); + + if (role_name.empty() || trust_policy.empty()) { + ldpp_dout(this, 20) << "ERROR: one of role name or assume role policy document is empty" + << dendl; + return -EINVAL; + } + + bufferlist bl = bufferlist::static_from_string(trust_policy); + try { + const rgw::IAM::Policy p(s->cct, s->user->get_tenant(), bl); + } + catch (rgw::IAM::PolicyParseException& e) { + ldpp_dout(this, 20) << "failed to parse policy: " << e.what() << dendl; + return -ERR_MALFORMED_DOC; + } + + int ret = parse_tags(); + if (ret < 0) { + return ret; + } + + if (tags.size() > 50) { + ldout(s->cct, 0) << "No. tags is greater than 50" << dendl; + return -EINVAL; + } + + return 0; +} + +void RGWCreateRole::execute(optional_yield y) +{ + op_ret = get_params(); + if (op_ret < 0) { + return; + } + std::string user_tenant = s->user->get_tenant(); + RGWRole role(s->cct, store->getRados()->pctl, role_name, role_path, trust_policy, + user_tenant, max_session_duration, tags); + if (!user_tenant.empty() && role.get_tenant() != user_tenant) { + ldpp_dout(this, 20) << "ERROR: the tenant provided in the role name does not match with the tenant of the user creating the role" + << dendl; + op_ret = -EINVAL; + return; + } + op_ret = role.create(s, true, y); + + if (op_ret == -EEXIST) { + op_ret = -ERR_ROLE_EXISTS; + } + + if (op_ret == 0) { + s->formatter->open_object_section("CreateRoleResponse"); + s->formatter->open_object_section("CreateRoleResult"); + s->formatter->open_object_section("Role"); + role.dump(s->formatter); + s->formatter->close_section(); + s->formatter->close_section(); + s->formatter->open_object_section("ResponseMetadata"); + s->formatter->dump_string("RequestId", s->trans_id); + s->formatter->close_section(); + s->formatter->close_section(); + } +} + +int RGWDeleteRole::get_params() +{ + role_name = s->info.args.get("RoleName"); + + if (role_name.empty()) { + ldpp_dout(this, 20) << "ERROR: Role name is empty"<< dendl; + return -EINVAL; + } + + return 0; +} + +void RGWDeleteRole::execute(optional_yield y) +{ + op_ret = get_params(); + if (op_ret < 0) { + return; + } + + op_ret = _role.delete_obj(s, y); + + if (op_ret == -ENOENT) { + op_ret = -ERR_NO_ROLE_FOUND; + } + if (!op_ret) { + s->formatter->open_object_section("DeleteRoleResponse"); + s->formatter->open_object_section("ResponseMetadata"); + s->formatter->dump_string("RequestId", s->trans_id); + s->formatter->close_section(); + s->formatter->close_section(); + } +} + +int RGWGetRole::verify_permission(optional_yield y) +{ + return 0; +} + +int RGWGetRole::_verify_permission(const RGWRole& role) +{ + if (s->auth.identity->is_anonymous()) { + return -EACCES; + } + + if (int ret = check_caps(s->user->get_caps()); ret == 0) { + return ret; + } + + string resource_name = role.get_path() + role.get_name(); + if (!verify_user_permission(this, + s, + rgw::ARN(resource_name, + "role", + s->user->get_tenant(), true), + get_op())) { + return -EACCES; + } + return 0; +} + +int RGWGetRole::get_params() +{ + role_name = s->info.args.get("RoleName"); + + if (role_name.empty()) { + ldpp_dout(this, 20) << "ERROR: Role name is empty"<< dendl; + return -EINVAL; + } + + return 0; +} + +void RGWGetRole::execute(optional_yield y) +{ + op_ret = get_params(); + if (op_ret < 0) { + return; + } + RGWRole role(s->cct, store->getRados()->pctl, role_name, s->user->get_tenant()); + op_ret = role.get(s, y); + + if (op_ret == -ENOENT) { + op_ret = -ERR_NO_ROLE_FOUND; + return; + } + + op_ret = _verify_permission(role); + + if (op_ret == 0) { + s->formatter->open_object_section("GetRoleResponse"); + s->formatter->open_object_section("ResponseMetadata"); + s->formatter->dump_string("RequestId", s->trans_id); + s->formatter->close_section(); + s->formatter->open_object_section("GetRoleResult"); + s->formatter->open_object_section("Role"); + role.dump(s->formatter); + s->formatter->close_section(); + s->formatter->close_section(); + s->formatter->close_section(); + } +} + +int RGWModifyRole::get_params() +{ + role_name = s->info.args.get("RoleName"); + trust_policy = s->info.args.get("PolicyDocument"); + + if (role_name.empty() || trust_policy.empty()) { + ldpp_dout(this, 20) << "ERROR: One of role name or trust policy is empty"<< dendl; + return -EINVAL; + } + JSONParser p; + if (!p.parse(trust_policy.c_str(), trust_policy.length())) { + ldpp_dout(this, 20) << "ERROR: failed to parse assume role policy doc" << dendl; + return -ERR_MALFORMED_DOC; + } + + return 0; +} + +void RGWModifyRole::execute(optional_yield y) +{ + op_ret = get_params(); + if (op_ret < 0) { + return; + } + + _role.update_trust_policy(trust_policy); + op_ret = _role.update(this, y); + + s->formatter->open_object_section("UpdateAssumeRolePolicyResponse"); + s->formatter->open_object_section("ResponseMetadata"); + s->formatter->dump_string("RequestId", s->trans_id); + s->formatter->close_section(); + s->formatter->close_section(); +} + +int RGWListRoles::verify_permission(optional_yield y) +{ + if (s->auth.identity->is_anonymous()) { + return -EACCES; + } + + if (int ret = check_caps(s->user->get_caps()); ret == 0) { + return ret; + } + + if (!verify_user_permission(this, + s, + rgw::ARN(), + get_op())) { + return -EACCES; + } + + return 0; +} + +int RGWListRoles::get_params() +{ + path_prefix = s->info.args.get("PathPrefix"); + + return 0; +} + +void RGWListRoles::execute(optional_yield y) +{ + op_ret = get_params(); + if (op_ret < 0) { + return; + } + vector<RGWRole> result; + op_ret = RGWRole::get_roles_by_path_prefix(s, store->getRados(), s->cct, path_prefix, s->user->get_tenant(), result, y); + + if (op_ret == 0) { + s->formatter->open_array_section("ListRolesResponse"); + s->formatter->open_array_section("ListRolesResult"); + s->formatter->open_object_section("Roles"); + for (const auto& it : result) { + s->formatter->open_object_section("member"); + it.dump(s->formatter); + s->formatter->close_section(); + } + s->formatter->close_section(); + s->formatter->close_section(); + s->formatter->open_object_section("ResponseMetadata"); + s->formatter->dump_string("RequestId", s->trans_id); + s->formatter->close_section(); + s->formatter->close_section(); + } +} + +int RGWPutRolePolicy::get_params() +{ + role_name = s->info.args.get("RoleName"); + policy_name = s->info.args.get("PolicyName"); + perm_policy = s->info.args.get("PolicyDocument"); + + if (role_name.empty() || policy_name.empty() || perm_policy.empty()) { + ldpp_dout(this, 20) << "ERROR: One of role name, policy name or perm policy is empty"<< dendl; + return -EINVAL; + } + bufferlist bl = bufferlist::static_from_string(perm_policy); + try { + const rgw::IAM::Policy p(s->cct, s->user->get_tenant(), bl); + } + catch (rgw::IAM::PolicyParseException& e) { + ldpp_dout(this, 20) << "failed to parse policy: " << e.what() << dendl; + return -ERR_MALFORMED_DOC; + } + return 0; +} + +void RGWPutRolePolicy::execute(optional_yield y) +{ + op_ret = get_params(); + if (op_ret < 0) { + return; + } + + _role.set_perm_policy(policy_name, perm_policy); + op_ret = _role.update(this, y); + + if (op_ret == 0) { + s->formatter->open_object_section("PutRolePolicyResponse"); + s->formatter->open_object_section("ResponseMetadata"); + s->formatter->dump_string("RequestId", s->trans_id); + s->formatter->close_section(); + s->formatter->close_section(); + } +} + +int RGWGetRolePolicy::get_params() +{ + role_name = s->info.args.get("RoleName"); + policy_name = s->info.args.get("PolicyName"); + + if (role_name.empty() || policy_name.empty()) { + ldpp_dout(this, 20) << "ERROR: One of role name or policy name is empty"<< dendl; + return -EINVAL; + } + return 0; +} + +void RGWGetRolePolicy::execute(optional_yield y) +{ + op_ret = get_params(); + if (op_ret < 0) { + return; + } + + string perm_policy; + op_ret = _role.get_role_policy(policy_name, perm_policy); + if (op_ret == -ENOENT) { + op_ret = -ERR_NO_SUCH_ENTITY; + } + + if (op_ret == 0) { + s->formatter->open_object_section("GetRolePolicyResponse"); + s->formatter->open_object_section("ResponseMetadata"); + s->formatter->dump_string("RequestId", s->trans_id); + s->formatter->close_section(); + s->formatter->open_object_section("GetRolePolicyResult"); + s->formatter->dump_string("PolicyName", policy_name); + s->formatter->dump_string("RoleName", role_name); + s->formatter->dump_string("PolicyDocument", perm_policy); + s->formatter->close_section(); + s->formatter->close_section(); + } +} + +int RGWListRolePolicies::get_params() +{ + role_name = s->info.args.get("RoleName"); + + if (role_name.empty()) { + ldpp_dout(this, 20) << "ERROR: Role name is empty"<< dendl; + return -EINVAL; + } + return 0; +} + +void RGWListRolePolicies::execute(optional_yield y) +{ + op_ret = get_params(); + if (op_ret < 0) { + return; + } + + std::vector<string> policy_names = _role.get_role_policy_names(); + s->formatter->open_object_section("ListRolePoliciesResponse"); + s->formatter->open_object_section("ResponseMetadata"); + s->formatter->dump_string("RequestId", s->trans_id); + s->formatter->close_section(); + s->formatter->open_object_section("ListRolePoliciesResult"); + s->formatter->open_array_section("PolicyNames"); + for (const auto& it : policy_names) { + s->formatter->dump_string("member", it); + } + s->formatter->close_section(); + s->formatter->close_section(); + s->formatter->close_section(); +} + +int RGWDeleteRolePolicy::get_params() +{ + role_name = s->info.args.get("RoleName"); + policy_name = s->info.args.get("PolicyName"); + + if (role_name.empty() || policy_name.empty()) { + ldpp_dout(this, 20) << "ERROR: One of role name or policy name is empty"<< dendl; + return -EINVAL; + } + return 0; +} + +void RGWDeleteRolePolicy::execute(optional_yield y) +{ + op_ret = get_params(); + if (op_ret < 0) { + return; + } + + op_ret = _role.delete_policy(policy_name); + if (op_ret == -ENOENT) { + op_ret = -ERR_NO_ROLE_FOUND; + } + + if (op_ret == 0) { + op_ret = _role.update(this, y); + } + + s->formatter->open_object_section("DeleteRolePoliciesResponse"); + s->formatter->open_object_section("ResponseMetadata"); + s->formatter->dump_string("RequestId", s->trans_id); + s->formatter->close_section(); + s->formatter->close_section(); +} + +int RGWTagRole::get_params() +{ + role_name = s->info.args.get("RoleName"); + + if (role_name.empty()) { + ldout(s->cct, 0) << "ERROR: Role name is empty" << dendl; + return -EINVAL; + } + int ret = parse_tags(); + if (ret < 0) { + return ret; + } + + return 0; +} + +void RGWTagRole::execute(optional_yield y) +{ + op_ret = get_params(); + if (op_ret < 0) { + return; + } + + op_ret = _role.set_tags(this, tags); + if (op_ret == 0) { + op_ret = _role.update(this, y); + } + + if (op_ret == 0) { + s->formatter->open_object_section("TagRoleResponse"); + s->formatter->open_object_section("ResponseMetadata"); + s->formatter->dump_string("RequestId", s->trans_id); + s->formatter->close_section(); + s->formatter->close_section(); + } +} + +int RGWListRoleTags::get_params() +{ + role_name = s->info.args.get("RoleName"); + + if (role_name.empty()) { + ldout(s->cct, 0) << "ERROR: Role name is empty" << dendl; + return -EINVAL; + } + + return 0; +} + +void RGWListRoleTags::execute(optional_yield y) +{ + op_ret = get_params(); + if (op_ret < 0) { + return; + } + + boost::optional<multimap<string,string>> tag_map = _role.get_tags(); + s->formatter->open_object_section("ListRoleTagsResponse"); + s->formatter->open_object_section("ListRoleTagsResult"); + if (tag_map) { + s->formatter->open_array_section("Tags"); + for (const auto& it : tag_map.get()) { + s->formatter->open_object_section("Key"); + encode_json("Key", it.first, s->formatter); + s->formatter->close_section(); + s->formatter->open_object_section("Value"); + encode_json("Value", it.second, s->formatter); + s->formatter->close_section(); + } + s->formatter->close_section(); + } + s->formatter->close_section(); + s->formatter->open_object_section("ResponseMetadata"); + s->formatter->dump_string("RequestId", s->trans_id); + s->formatter->close_section(); + s->formatter->close_section(); +} + +int RGWUntagRole::get_params() +{ + role_name = s->info.args.get("RoleName"); + + if (role_name.empty()) { + ldout(s->cct, 0) << "ERROR: Role name is empty" << dendl; + return -EINVAL; + } + + auto val_map = s->info.args.get_params(); + for (auto& it : val_map) { + if (it.first.find("TagKeys.member.") != string::npos) { + tagKeys.emplace_back(it.second); + } + } + return 0; +} + +void RGWUntagRole::execute(optional_yield y) +{ + op_ret = get_params(); + if (op_ret < 0) { + return; + } + + _role.erase_tags(tagKeys); + op_ret = _role.update(this, y); + + if (op_ret == 0) { + s->formatter->open_object_section("UntagRoleResponse"); + s->formatter->open_object_section("ResponseMetadata"); + s->formatter->dump_string("RequestId", s->trans_id); + s->formatter->close_section(); + s->formatter->close_section(); + } +}
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