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psycstore: adapt to changed gnunetpq API 

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
master
Daniel Golle 4 years ago
parent
5fc42cc72b
commit
be0d5ec3c0
No known key found for this signature in database GPG Key ID: DD8D36F0A710502F
1 changed files with 177 additions and 193 deletions
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  1. +177
    -193
      src/psycstore/plugin_psycstore_postgres.c

+ 177
- 193
src/psycstore/plugin_psycstore_postgres.c View File

@@ -70,7 +70,7 @@ struct Plugin
/**
* Native Postgres database handle.
*/
PGconn *dbh;
struct GNUNET_PQ_Context *dbh;

enum Transactions transaction;

@@ -160,201 +160,185 @@ database_setup (struct Plugin *plugin)
GNUNET_PQ_EXECUTE_STATEMENT_END
};

/* Prepare statements */
struct GNUNET_PQ_PreparedStatement ps[] = {
GNUNET_PQ_make_prepare ("transaction_begin",
"BEGIN", 0),
GNUNET_PQ_make_prepare ("transaction_commit",
"COMMIT", 0),
GNUNET_PQ_make_prepare ("transaction_rollback",
"ROLLBACK", 0),
GNUNET_PQ_make_prepare ("insert_channel_key",
"INSERT INTO channels (pub_key) VALUES ($1)"
" ON CONFLICT DO NOTHING", 1),
GNUNET_PQ_make_prepare ("insert_slave_key",
"INSERT INTO slaves (pub_key) VALUES ($1)"
" ON CONFLICT DO NOTHING", 1),
GNUNET_PQ_make_prepare ("insert_membership",
"INSERT INTO membership\n"
" (channel_id, slave_id, did_join, announced_at,\n"
" effective_since, group_generation)\n"
"VALUES (get_chan_id($1),\n"
" get_slave_id($2),\n"
" $3, $4, $5, $6)", 6),
GNUNET_PQ_make_prepare ("select_membership",
"SELECT did_join FROM membership\n"
"WHERE channel_id = get_chan_id($1)\n"
" AND slave_id = get_slave_id($2)\n"
" AND effective_since <= $3 AND did_join = 1\n"
"ORDER BY announced_at DESC LIMIT 1", 3),
GNUNET_PQ_make_prepare ("insert_fragment",
"INSERT INTO messages\n"
" (channel_id, hop_counter, signature, purpose,\n"
" fragment_id, fragment_offset, message_id,\n"
" group_generation, multicast_flags, psycstore_flags, data)\n"
"VALUES (get_chan_id($1),\n"
" $2, $3, $4, $5, $6, $7, $8, $9, $10, $11)"
"ON CONFLICT DO NOTHING", 11),
GNUNET_PQ_make_prepare ("update_message_flags",
"UPDATE messages\n"
"SET psycstore_flags = psycstore_flags | $1\n"
"WHERE channel_id = get_chan_id($2) \n"
" AND message_id = $3 AND fragment_offset = 0", 3),
GNUNET_PQ_make_prepare ("select_fragments",
"SELECT hop_counter, signature, purpose, fragment_id,\n"
" fragment_offset, message_id, group_generation,\n"
" multicast_flags, psycstore_flags, data\n"
"FROM messages\n"
"WHERE channel_id = get_chan_id($1) \n"
" AND $2 <= fragment_id AND fragment_id <= $3", 3),
/** @todo select_messages: add method_prefix filter */
GNUNET_PQ_make_prepare ("select_messages",
"SELECT hop_counter, signature, purpose, fragment_id,\n"
" fragment_offset, message_id, group_generation,\n"
" multicast_flags, psycstore_flags, data\n"
"FROM messages\n"
"WHERE channel_id = get_chan_id($1) \n"
" AND $2 <= message_id AND message_id <= $3\n"
"LIMIT $4;", 4),
/** @todo select_latest_messages: add method_prefix filter */
GNUNET_PQ_make_prepare ("select_latest_fragments",
"SELECT rev.hop_counter AS hop_counter,\n"
" rev.signature AS signature,\n"
" rev.purpose AS purpose,\n"
" rev.fragment_id AS fragment_id,\n"
" rev.fragment_offset AS fragment_offset,\n"
" rev.message_id AS message_id,\n"
" rev.group_generation AS group_generation,\n"
" rev.multicast_flags AS multicast_flags,\n"
" rev.psycstore_flags AS psycstore_flags,\n"
" rev.data AS data\n"
" FROM\n"
" (SELECT hop_counter, signature, purpose, fragment_id,\n"
" fragment_offset, message_id, group_generation,\n"
" multicast_flags, psycstore_flags, data \n"
" FROM messages\n"
" WHERE channel_id = get_chan_id($1) \n"
" ORDER BY fragment_id DESC\n"
" LIMIT $2) AS rev\n"
" ORDER BY rev.fragment_id;", 2),
GNUNET_PQ_make_prepare ("select_latest_messages",
"SELECT hop_counter, signature, purpose, fragment_id,\n"
" fragment_offset, message_id, group_generation,\n"
" multicast_flags, psycstore_flags, data\n"
"FROM messages\n"
"WHERE channel_id = get_chan_id($1)\n"
" AND message_id IN\n"
" (SELECT message_id\n"
" FROM messages\n"
" WHERE channel_id = get_chan_id($2) \n"
" GROUP BY message_id\n"
" ORDER BY message_id\n"
" DESC LIMIT $3)\n"
"ORDER BY fragment_id", 3),
GNUNET_PQ_make_prepare ("select_message_fragment",
"SELECT hop_counter, signature, purpose, fragment_id,\n"
" fragment_offset, message_id, group_generation,\n"
" multicast_flags, psycstore_flags, data\n"
"FROM messages\n"
"WHERE channel_id = get_chan_id($1) \n"
" AND message_id = $2 AND fragment_offset = $3", 3),
GNUNET_PQ_make_prepare ("select_counters_message",
"SELECT fragment_id, message_id, group_generation\n"
"FROM messages\n"
"WHERE channel_id = get_chan_id($1)\n"
"ORDER BY fragment_id DESC LIMIT 1", 1),
GNUNET_PQ_make_prepare ("select_counters_state",
"SELECT max_state_message_id\n"
"FROM channels\n"
"WHERE pub_key = $1 AND max_state_message_id IS NOT NULL", 1),
GNUNET_PQ_make_prepare ("update_max_state_message_id",
"UPDATE channels\n"
"SET max_state_message_id = $1\n"
"WHERE pub_key = $2", 2),

GNUNET_PQ_make_prepare ("update_state_hash_message_id",
"UPDATE channels\n"
"SET state_hash_message_id = $1\n"
"WHERE pub_key = $2", 2),
GNUNET_PQ_make_prepare ("insert_state_current",
"INSERT INTO state\n"
" (channel_id, name, value_current, value_signed)\n"
"SELECT new.channel_id, new.name,\n"
" new.value_current, old.value_signed\n"
"FROM (SELECT get_chan_id($1) AS channel_id,\n"
" $2::TEXT AS name, $3::BYTEA AS value_current) AS new\n"
"LEFT JOIN (SELECT channel_id, name, value_signed\n"
" FROM state) AS old\n"
"ON new.channel_id = old.channel_id AND new.name = old.name\n"
"ON CONFLICT (channel_id, name)\n"
" DO UPDATE SET value_current = EXCLUDED.value_current,\n"
" value_signed = EXCLUDED.value_signed", 3),
GNUNET_PQ_make_prepare ("delete_state_empty",
"DELETE FROM state\n"
"WHERE channel_id = (SELECT id FROM channels WHERE pub_key = $1)\n"
" AND (value_current IS NULL OR length(value_current) = 0)\n"
" AND (value_signed IS NULL OR length(value_signed) = 0)", 1),
GNUNET_PQ_make_prepare ("update_state_signed",
"UPDATE state\n"
"SET value_signed = value_current\n"
"WHERE channel_id = get_chan_id($1) ", 1),
GNUNET_PQ_make_prepare ("delete_state",
"DELETE FROM state\n"
"WHERE channel_id = get_chan_id($1) ", 1),
GNUNET_PQ_make_prepare ("insert_state_sync",
"INSERT INTO state_sync (channel_id, name, value)\n"
"VALUES (get_chan_id($1), $2, $3)", 3),
GNUNET_PQ_make_prepare ("insert_state_from_sync",
"INSERT INTO state\n"
" (channel_id, name, value_current, value_signed)\n"
"SELECT channel_id, name, value, value\n"
"FROM state_sync\n"
"WHERE channel_id = get_chan_id($1)", 1),
GNUNET_PQ_make_prepare ("delete_state_sync",
"DELETE FROM state_sync\n"
"WHERE channel_id = get_chan_id($1)", 1),
GNUNET_PQ_make_prepare ("select_state_one",
"SELECT value_current\n"
"FROM state\n"
"WHERE channel_id = get_chan_id($1)\n"
" AND name = $2", 2),
GNUNET_PQ_make_prepare ("select_state_prefix",
"SELECT name, value_current\n"
"FROM state\n"
"WHERE channel_id = get_chan_id($1)\n"
" AND (name = $2 OR substr(name, 1, $3) = $4)", 4),
GNUNET_PQ_make_prepare ("select_state_signed",
"SELECT name, value_signed\n"
"FROM state\n"
"WHERE channel_id = get_chan_id($1)\n"
" AND value_signed IS NOT NULL", 1),
GNUNET_PQ_PREPARED_STATEMENT_END
};

/* Open database and precompile statements */
plugin->dbh = GNUNET_PQ_connect_with_cfg (plugin->cfg,
"psycstore-postgres");
"psycstore-postgres",
es,
ps);

if (NULL == plugin->dbh)
return GNUNET_SYSERR;
if (GNUNET_OK !=
GNUNET_PQ_exec_statements (plugin->dbh,
es))
{
PQfinish (plugin->dbh);
plugin->dbh = NULL;
return GNUNET_SYSERR;
}

/* Prepare statements */
{
struct GNUNET_PQ_PreparedStatement ps[] = {
GNUNET_PQ_make_prepare ("transaction_begin",
"BEGIN", 0),
GNUNET_PQ_make_prepare ("transaction_commit",
"COMMIT", 0),
GNUNET_PQ_make_prepare ("transaction_rollback",
"ROLLBACK", 0),
GNUNET_PQ_make_prepare ("insert_channel_key",
"INSERT INTO channels (pub_key) VALUES ($1)"
" ON CONFLICT DO NOTHING", 1),
GNUNET_PQ_make_prepare ("insert_slave_key",
"INSERT INTO slaves (pub_key) VALUES ($1)"
" ON CONFLICT DO NOTHING", 1),
GNUNET_PQ_make_prepare ("insert_membership",
"INSERT INTO membership\n"
" (channel_id, slave_id, did_join, announced_at,\n"
" effective_since, group_generation)\n"
"VALUES (get_chan_id($1),\n"
" get_slave_id($2),\n"
" $3, $4, $5, $6)", 6),
GNUNET_PQ_make_prepare ("select_membership",
"SELECT did_join FROM membership\n"
"WHERE channel_id = get_chan_id($1)\n"
" AND slave_id = get_slave_id($2)\n"
" AND effective_since <= $3 AND did_join = 1\n"
"ORDER BY announced_at DESC LIMIT 1", 3),
GNUNET_PQ_make_prepare ("insert_fragment",
"INSERT INTO messages\n"
" (channel_id, hop_counter, signature, purpose,\n"
" fragment_id, fragment_offset, message_id,\n"
" group_generation, multicast_flags, psycstore_flags, data)\n"
"VALUES (get_chan_id($1),\n"
" $2, $3, $4, $5, $6, $7, $8, $9, $10, $11)"
"ON CONFLICT DO NOTHING", 11),
GNUNET_PQ_make_prepare ("update_message_flags",
"UPDATE messages\n"
"SET psycstore_flags = psycstore_flags | $1\n"
"WHERE channel_id = get_chan_id($2) \n"
" AND message_id = $3 AND fragment_offset = 0", 3),
GNUNET_PQ_make_prepare ("select_fragments",
"SELECT hop_counter, signature, purpose, fragment_id,\n"
" fragment_offset, message_id, group_generation,\n"
" multicast_flags, psycstore_flags, data\n"
"FROM messages\n"
"WHERE channel_id = get_chan_id($1) \n"
" AND $2 <= fragment_id AND fragment_id <= $3", 3),
/** @todo select_messages: add method_prefix filter */
GNUNET_PQ_make_prepare ("select_messages",
"SELECT hop_counter, signature, purpose, fragment_id,\n"
" fragment_offset, message_id, group_generation,\n"
" multicast_flags, psycstore_flags, data\n"
"FROM messages\n"
"WHERE channel_id = get_chan_id($1) \n"
" AND $2 <= message_id AND message_id <= $3\n"
"LIMIT $4;", 4),
/** @todo select_latest_messages: add method_prefix filter */
GNUNET_PQ_make_prepare ("select_latest_fragments",
"SELECT rev.hop_counter AS hop_counter,\n"
" rev.signature AS signature,\n"
" rev.purpose AS purpose,\n"
" rev.fragment_id AS fragment_id,\n"
" rev.fragment_offset AS fragment_offset,\n"
" rev.message_id AS message_id,\n"
" rev.group_generation AS group_generation,\n"
" rev.multicast_flags AS multicast_flags,\n"
" rev.psycstore_flags AS psycstore_flags,\n"
" rev.data AS data\n"
" FROM\n"
" (SELECT hop_counter, signature, purpose, fragment_id,\n"
" fragment_offset, message_id, group_generation,\n"
" multicast_flags, psycstore_flags, data \n"
" FROM messages\n"
" WHERE channel_id = get_chan_id($1) \n"
" ORDER BY fragment_id DESC\n"
" LIMIT $2) AS rev\n"
" ORDER BY rev.fragment_id;", 2),
GNUNET_PQ_make_prepare ("select_latest_messages",
"SELECT hop_counter, signature, purpose, fragment_id,\n"
" fragment_offset, message_id, group_generation,\n"
" multicast_flags, psycstore_flags, data\n"
"FROM messages\n"
"WHERE channel_id = get_chan_id($1)\n"
" AND message_id IN\n"
" (SELECT message_id\n"
" FROM messages\n"
" WHERE channel_id = get_chan_id($2) \n"
" GROUP BY message_id\n"
" ORDER BY message_id\n"
" DESC LIMIT $3)\n"
"ORDER BY fragment_id", 3),
GNUNET_PQ_make_prepare ("select_message_fragment",
"SELECT hop_counter, signature, purpose, fragment_id,\n"
" fragment_offset, message_id, group_generation,\n"
" multicast_flags, psycstore_flags, data\n"
"FROM messages\n"
"WHERE channel_id = get_chan_id($1) \n"
" AND message_id = $2 AND fragment_offset = $3", 3),
GNUNET_PQ_make_prepare ("select_counters_message",
"SELECT fragment_id, message_id, group_generation\n"
"FROM messages\n"
"WHERE channel_id = get_chan_id($1)\n"
"ORDER BY fragment_id DESC LIMIT 1", 1),
GNUNET_PQ_make_prepare ("select_counters_state",
"SELECT max_state_message_id\n"
"FROM channels\n"
"WHERE pub_key = $1 AND max_state_message_id IS NOT NULL", 1),
GNUNET_PQ_make_prepare ("update_max_state_message_id",
"UPDATE channels\n"
"SET max_state_message_id = $1\n"
"WHERE pub_key = $2", 2),

GNUNET_PQ_make_prepare ("update_state_hash_message_id",
"UPDATE channels\n"
"SET state_hash_message_id = $1\n"
"WHERE pub_key = $2", 2),
GNUNET_PQ_make_prepare ("insert_state_current",
"INSERT INTO state\n"
" (channel_id, name, value_current, value_signed)\n"
"SELECT new.channel_id, new.name,\n"
" new.value_current, old.value_signed\n"
"FROM (SELECT get_chan_id($1) AS channel_id,\n"
" $2::TEXT AS name, $3::BYTEA AS value_current) AS new\n"
"LEFT JOIN (SELECT channel_id, name, value_signed\n"
" FROM state) AS old\n"
"ON new.channel_id = old.channel_id AND new.name = old.name\n"
"ON CONFLICT (channel_id, name)\n"
" DO UPDATE SET value_current = EXCLUDED.value_current,\n"
" value_signed = EXCLUDED.value_signed", 3),
GNUNET_PQ_make_prepare ("delete_state_empty",
"DELETE FROM state\n"
"WHERE channel_id = (SELECT id FROM channels WHERE pub_key = $1)\n"
" AND (value_current IS NULL OR length(value_current) = 0)\n"
" AND (value_signed IS NULL OR length(value_signed) = 0)", 1),
GNUNET_PQ_make_prepare ("update_state_signed",
"UPDATE state\n"
"SET value_signed = value_current\n"
"WHERE channel_id = get_chan_id($1) ", 1),
GNUNET_PQ_make_prepare ("delete_state",
"DELETE FROM state\n"
"WHERE channel_id = get_chan_id($1) ", 1),
GNUNET_PQ_make_prepare ("insert_state_sync",
"INSERT INTO state_sync (channel_id, name, value)\n"
"VALUES (get_chan_id($1), $2, $3)", 3),
GNUNET_PQ_make_prepare ("insert_state_from_sync",
"INSERT INTO state\n"
" (channel_id, name, value_current, value_signed)\n"
"SELECT channel_id, name, value, value\n"
"FROM state_sync\n"
"WHERE channel_id = get_chan_id($1)", 1),
GNUNET_PQ_make_prepare ("delete_state_sync",
"DELETE FROM state_sync\n"
"WHERE channel_id = get_chan_id($1)", 1),
GNUNET_PQ_make_prepare ("select_state_one",
"SELECT value_current\n"
"FROM state\n"
"WHERE channel_id = get_chan_id($1)\n"
" AND name = $2", 2),
GNUNET_PQ_make_prepare ("select_state_prefix",
"SELECT name, value_current\n"
"FROM state\n"
"WHERE channel_id = get_chan_id($1)\n"
" AND (name = $2 OR substr(name, 1, $3) = $4)", 4),
GNUNET_PQ_make_prepare ("select_state_signed",
"SELECT name, value_signed\n"
"FROM state\n"
"WHERE channel_id = get_chan_id($1)\n"
" AND value_signed IS NOT NULL", 1),
GNUNET_PQ_PREPARED_STATEMENT_END
};

if (GNUNET_OK !=
GNUNET_PQ_prepare_statements (plugin->dbh,
ps))
{
PQfinish (plugin->dbh);
plugin->dbh = NULL;
return GNUNET_SYSERR;
}
}

return GNUNET_OK;
}
@@ -368,7 +352,7 @@ database_setup (struct Plugin *plugin)
static void
database_shutdown (struct Plugin *plugin)
{
PQfinish (plugin->dbh);
GNUNET_PQ_disconnect (plugin->dbh);
plugin->dbh = NULL;
}



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