subsidy

core/lib/config/src/configs/misc.rs

@@ -35,6 +35,11 @@ pub struct MiscConfig {
     pub fee_account_private_key: H256,
     /// Log format
     pub log_format: LogFormat,
+
+    pub whitelisted_ips: Vec<String>,
+    pub max_subsidy_usd_cents: u64,
+    pub subsidy_tx_cost_usd_cents: u64,
+    pub subsidy_type: String,
 }
 
 impl MiscConfig {
@@ -60,6 +65,10 @@ mod tests {
                 "27593fea79697e947890ecbecce7901b0008345e5d7259710d0dd5e500d040be",
             ),
             log_format: LogFormat::Json,
+            whitelisted_ips: vec![],
+            max_subsidy_usd_cents: 1000000,
+            subsidy_tx_cost_usd_cents: 100,
+            subsidy_type: "PartnerName".to_owned(),
         }
     }
 

core/lib/storage/migrations/2021-11-25-163122_create_subsidies/down.sql

@@ -0,0 +1 @@
+DROP TABLE IF EXISTS subsidies;

core/lib/storage/migrations/2021-11-25-163122_create_subsidies/up.sql

@@ -0,0 +1,10 @@
+CREATE TABLE subsidies (
+    serial_id BIGINT NOT NULL,
+    tx_hash bytea NOT NULL,
+    usd_amount NUMERIC NOT NULL,
+    full_cost_usd NUMERIC NOT NULL,
+    token_id INT NOT NULL,
+    token_amount NUMERIC NULL,
+    full_cost_token NUMERIC NULL,
+    subsidy_type VARCHAR NOT NULL
+);

etc/env/base/misc.toml

@@ -52,3 +52,14 @@ security_council_members_number=3
 security_council_members=["0x22C3F9177F485bF9a058cE4C7253Da81a59495Db","0x56dF84566a67e87808A73dA0Be61a40bda3e2AFA","0xCE004d039cD86b08274FC453bd5536E6e9F6Fac7"]
 
 security_council_threshold=2
+
+# Whitelisted IPs for subsisdies
+whitelisted_ips=myip
+
+# Please note, that both values are in cents, i.e. the 100 denotes $1
+subsidy_tx_cost_usd_cents=100
+max_subsidy_usd_cents=2500000
+
+# The type of the currently applied subsidy
+# At this moment, the server can support only one type of subsidy at a time
+subsidy_type=PartnerName