"SELECT password FROM pool_worker WHERE username = $1"

% ./minerd --url http://192.168.1.99:8337/ --user test --pass test
[2011-06-02 14:35:18] HTTP request failed: The requested URL returned error: 403
[2011-06-02 14:35:18] json_rpc_call failed, retry after 30 seconds

% ./pushpoold -E -D 2 --config=config.json
[1307021446.964664] Debug output enabled
[1307021446.977801] Listening on host :: port 8336
[1307021446.978053] Listening on host :: port 8337
[1307021446.978140] Listening on host 127.0.0.1 port 8338
[1307021447.003793] initialized
[1307021594.453532] client host ::ffff:192.168.1.210 port 45973 connected
[1307021594.453781] client ::ffff:192.168.1.210 ended

% cat config.json
{
# network ports
"listen" : [
# binary protocol (default), port 8336
{ "port" : 8336 },

# HTTP JSON-RPC protocol, port 8337
{ "port" : 8337, "protocol" : "http-json" },

# HTTP JSON-RPC protocol, port 8339,
# with trusted proxy appserver.example.com forwarding
# requests to us
#
# comment out if not using multiple servers
#{ "port" : 8337, "protocol" : "http-json",
#  "proxy" : "appserver.example.com" },

# binary protocol, localhost-only port 8338
{ "host" : "127.0.0.1", "port" : 8338, "protocol" : "binary" }
],

# database settings
"database" : {

##
# select one database engine and remove the other ones.
##

# "engine" : "sqlite3",
# "name" : "/tmp/data.sqlite",

# set to true to enable logging of shares to db
# "sharelog" : true,

# edit queries to match your database structure if necessary
# "stmt.pwdb" :
#  "SELECT password FROM pool_worker WHERE username = ?",

        #        "stmt.sharelog" :
        #          "INSERT INTO shares (time, rem_host, username, our_result, upstream_result, reason, solution) VALUES (?,?,?,?,?,?,?)"

# ... or ...

# "engine" : "mysql",

# 'host' defaults to localhost, if not specified
# "host" : "mysql.example.com",

# 'port' uses proper default port for the DB engine,
# if not specified
# "port" : 3306,

# "name" : "mydatabasename",
# "username" : "myuser",
# "password" : "mypass",

# set to true to enable logging of shares to db
# "sharelog" : true,

# edit queries to match your database structure if necessary
# "stmt.pwdb" :
#  "SELECT password FROM pool_worker WHERE username = ?",

        #       "stmt.sharelog" :
        #          "INSERT INTO shares (rem_host, username, our_result, upstream_result, reason, solution) VALUES (?,?,?,?,?,?)"


# ... or ...

"engine" : "postgresql",

"host" : "127.0.0.1",

"port" : 5432,

"name" : "dbname",
"username" : "dbusername",
"password" : "dbpassword",

# set to true to enable logging of shares to db
"sharelog" : true,

# edit queries to match your database structure if necessary
"stmt.pwdb" :
 "SELECT password FROM pool_worker WHERE username = $1",

                "stmt.sharelog" :
                  "INSERT INTO shares (rem_host, username, our_result, upstream_result, reason, solution) VALUES ($1, $2, $3, $4, $5, decode($6, 'hex'))"

},

# cache settings
# comment out to disable memcache - NOT RECOMMENDED
"memcached" : {
"servers" : [
{ "host" : "127.0.0.1", "port" : 11211 }
]
},

"pid" : "/tmp/pushpoold.pid",

# overrides local hostname detection
#"forcehost" : "localhost.localdomain",

# logfiles for requests and shares
"log.requests" : "/tmp/request.log",
"log.shares" : "/tmp/shares.log",

# the server assumes longpolling (w/ SIGUSR1 called for each blk)
"longpoll.disable" : false,

# length of time to cache username/password credentials, in seconds
"auth.cred_cache.expire" : 75,

# RPC settings to bitcoind upstream server (same as bitcoin.conf if using original client)
"rpc.url" : "http://127.0.0.1:8332/",
"rpc.user" : "username",
"rpc.pass" : "password",

# rewrite returned 'target' to difficulty-1?
"rpc.target.rewrite" : true
}