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Added support for setting TTL on a Table managed entry. #526

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Merged
qiluo-msft merged 15 commits into from
Sep 19, 2021
Merged

Added support for setting TTL on a Table managed entry. #526

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3bd9672
[table.h/rediscommand.h] Added support for setting TTL on a Table man…
Jun 15, 2021
55a14f4
Update table.cpp
Cosmin-Jinga-MS Sep 8, 2021
93bafee
Update table.h
Cosmin-Jinga-MS Sep 8, 2021
9292af7
Update rediscommand.h
Cosmin-Jinga-MS Sep 8, 2021
9d2f6bb
Update rediscommand.cpp
Cosmin-Jinga-MS Sep 8, 2021
1ef8da5
Update rediscommand.cpp
Cosmin-Jinga-MS Sep 9, 2021
1322886
Update rediscommand.h
Cosmin-Jinga-MS Sep 9, 2021
9dca57e
Update table.cpp
Cosmin-Jinga-MS Sep 9, 2021
0ffe760
Update table.h
Cosmin-Jinga-MS Sep 9, 2021
e6ac594
Update table.h
Cosmin-Jinga-MS Sep 9, 2021
46cf41e
Update table.cpp
Cosmin-Jinga-MS Sep 9, 2021
dd19972
Update rediscommand.cpp
Cosmin-Jinga-MS Sep 9, 2021
7304f02
Reverted to overloaded set() routine and added UT to check ttl is set…
Sep 9, 2021
b52dc16
Fixed param ordering in new overloaded function
Sep 10, 2021
da3a88c
Updated new overloaded set() as the driver routine for set operations
Sep 10, 2021
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6 changes: 6 additions & 0 deletions common/rediscommand.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -88,6 +88,12 @@ void RedisCommand::formatHDEL(const std::string& key, const std::vector<std::str
formatArgv(static_cast<int>(args.size()), args.data(), NULL);
}

/* Format EXPIRE key field command */
void RedisCommand::formatEXPIRE(const std::string& key, const int64_t& ttl)
{
return format("EXPIRE %s %lld", key.c_str(), ttl);
}

const char *RedisCommand::c_str() const
{
return temp;
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3 changes: 3 additions & 0 deletions common/rediscommand.h
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Expand Up @@ -50,6 +50,9 @@ class RedisCommand {
/* Format HDEL key multiple fields command */
void formatHDEL(const std::string& key, const std::vector<std::string>& fields);

/* Format EXPIRE key field command */
void formatEXPIRE(const std::string& key, const int64_t& ttl);

const char *c_str() const;

size_t length() const;
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10 changes: 9 additions & 1 deletion common/table.cpp
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Expand Up @@ -123,7 +123,7 @@ void Table::hset(const string &key, const std::string &field, const std::string
}

void Table::set(const string &key, const vector<FieldValueTuple> &values,
const string& /*op*/, const string& /*prefix*/)
const string& /*op*/, const string& /*prefix*/, const int64_t &ttl)
{
if (values.size() == 0)
return;
Expand All @@ -132,6 +132,14 @@ void Table::set(const string &key, const vector<FieldValueTuple> &values,
cmd.formatHMSET(getKeyName(key), values.begin(), values.end());

m_pipe->push(cmd, REDIS_REPLY_STATUS);

if (ttl != DEFAULT_DB_TTL)
{
// Configure the expire time for the entry that was just added
cmd.formatEXPIRE(getKeyName(key), ttl);
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@qiluo-msft qiluo-msft Sep 9, 2021 •
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  [](http://example.com/codeflow?start=0&length=6)

Please indent with 4x spaces #Closed

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@Cosmin-Jinga-MS Cosmin-Jinga-MS Sep 9, 2021

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updated indents in last commit


m_pipe->push(cmd, REDIS_REPLY_INTEGER);
}
if (!m_buffered)
{
m_pipe->flush();
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9 changes: 7 additions & 2 deletions common/table.h
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Expand Up @@ -164,17 +164,22 @@ class TableEntryEnumerable {
void getContent(std::vector<KeyOpFieldsValuesTuple> &tuples);
};

/* The default time to live for a DB entry is infinite */
static constexpr int64_t DEFAULT_DB_TTL = -1;

class Table : public TableBase, public TableEntryEnumerable {
public:
Table(const DBConnector *db, const std::string &tableName);
Table(RedisPipeline *pipeline, const std::string &tableName, bool buffered);
~Table() override;

/* Set an entry in the DB directly (op not in use) */
/* Set an entry in the DB directly and configure its TTL, if provided (op not in use) */
virtual void set(const std::string &key,
const std::vector<FieldValueTuple> &values,
const std::string &op = "",
const std::string &prefix = EMPTY_PREFIX);
const std::string &prefix = EMPTY_PREFIX,
const int64_t &ttl = DEFAULT_DB_TTL);

/* Delete an entry in the table */
virtual void del(const std::string &key,
const std::string &op = "",
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