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-module(mod_auth_token_rdbms). |
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-behaviour(mod_auth_token_backend). |
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-export([start/1, |
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get_valid_sequence_number/2, |
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revoke/2, |
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clean_tokens/2]). |
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-include("mongoose.hrl"). |
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-spec start(mongooseim:host_type()) -> ok. |
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start(HostType) -> |
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prepare_queries(HostType). |
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%% Assumption: all sequence numbers less than the current valid one |
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%% are not valid. |
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-spec get_valid_sequence_number(mongooseim:host_type(), jid:jid()) -> integer(). |
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get_valid_sequence_number(HostType, JID) -> |
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BBareJID = jid:to_bare_binary(JID), |
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{atomic, Selected} = |
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mongoose_rdbms:sql_transaction( |
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HostType, fun() -> get_sequence_number_t(HostType, BBareJID) end), |
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mongoose_rdbms:selected_to_integer(Selected). |
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-spec revoke(mongooseim:host_type(), jid:jid()) -> ok | not_found. |
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revoke(HostType, JID) -> |
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BBareJID = jid:to_bare_binary(JID), |
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QueryResult = execute_revoke_token(HostType, BBareJID), |
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?LOG_DEBUG(#{what => auth_token_revoke, owner => BBareJID, sql_result => QueryResult}), |
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case QueryResult of |
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{updated, 1} -> ok; |
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{updated, 0} -> not_found |
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end. |
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-spec clean_tokens(mongooseim:host_type(), jid:jid()) -> ok. |
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clean_tokens(HostType, Owner) -> |
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BBareJID = jid:to_bare_binary(Owner), |
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execute_delete_token(HostType, BBareJID), |
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ok. |
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-spec prepare_queries(mongooseim:host_type()) -> ok. |
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prepare_queries(HostType) -> |
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mongoose_rdbms:prepare(auth_token_select, auth_token, [owner], |
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<<"SELECT seq_no FROM auth_token WHERE owner = ?">>), |
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mongoose_rdbms:prepare(auth_token_revoke, auth_token, [owner], |
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<<"UPDATE auth_token SET seq_no=seq_no+1 WHERE owner = ?">>), |
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mongoose_rdbms:prepare(auth_token_delete, auth_token, [owner], |
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<<"DELETE from auth_token WHERE owner = ?">>), |
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rdbms_queries:prepare_upsert(HostType, auth_token_upsert, auth_token, |
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[<<"owner">>, <<"seq_no">>], [], [<<"owner">>]), |
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ok. |
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-spec execute_revoke_token(mongooseim:host_type(), jid:literal_jid()) -> mongoose_rdbms:query_result(). |
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execute_revoke_token(HostType, Owner) -> |
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mongoose_rdbms:execute_successfully(HostType, auth_token_revoke, [Owner]). |
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-spec execute_delete_token(mongooseim:host_type(), jid:literal_jid()) -> mongoose_rdbms:query_result(). |
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execute_delete_token(HostType, Owner) -> |
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mongoose_rdbms:execute_successfully(HostType, auth_token_delete, [Owner]). |
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-spec get_sequence_number_t(mongooseim:host_type(), jid:literal_jid()) -> mongoose_rdbms:query_result(). |
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get_sequence_number_t(HostType, Owner) -> |
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{updated, _} = |
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rdbms_queries:execute_upsert(HostType, auth_token_upsert, [Owner, 1], [], [Owner]), |
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mongoose_rdbms:execute_successfully(HostType, auth_token_select, [Owner]). |