From 2ae705d84178fb9faa49f92091206e92379a2c63 Mon Sep 17 00:00:00 2001
From: Andrew Chow <achow101-github@achow101.com>
Date: Tue, 5 Sep 2017 12:48:58 -0700
Subject: [PATCH] Remove Safe mode

---
 src/Makefile.am                    |  2 --
 src/init.cpp                       |  3 ---
 src/rpc/rawtransaction.cpp         |  5 ----
 src/rpc/safemode.cpp               | 14 -----------
 src/rpc/safemode.h                 | 12 ----------
 src/wallet/rpcdump.cpp             |  2 --
 src/wallet/rpcwallet.cpp           | 38 ------------------------------
 src/warnings.cpp                   |  3 ---
 src/warnings.h                     |  2 --
 test/functional/feature_pruning.py |  4 ++--
 10 files changed, 2 insertions(+), 83 deletions(-)
 delete mode 100644 src/rpc/safemode.cpp
 delete mode 100644 src/rpc/safemode.h

diff --git a/src/Makefile.am b/src/Makefile.am
index 0466d961c33..04bd75a2a5e 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -137,7 +137,6 @@ BITCOIN_CORE_H = \
   rpc/client.h \
   rpc/mining.h \
   rpc/protocol.h \
-  rpc/safemode.h \
   rpc/server.h \
   rpc/rawtransaction.h \
   rpc/register.h \
@@ -223,7 +222,6 @@ libbitcoin_server_a_SOURCES = \
   rpc/misc.cpp \
   rpc/net.cpp \
   rpc/rawtransaction.cpp \
-  rpc/safemode.cpp \
   rpc/server.cpp \
   script/sigcache.cpp \
   timedata.cpp \
diff --git a/src/init.cpp b/src/init.cpp
index eca3577f275..99dab605ac2 100644
--- a/src/init.cpp
+++ b/src/init.cpp
@@ -31,7 +31,6 @@
 #include <policy/policy.h>
 #include <rpc/server.h>
 #include <rpc/register.h>
-#include <rpc/safemode.h>
 #include <rpc/blockchain.h>
 #include <script/standard.h>
 #include <script/sigcache.h>
@@ -448,9 +447,7 @@ std::string HelpMessage(HelpMessageMode mode)
         strUsage += HelpMessageOpt("-checkblockindex", strprintf("Do a full consistency check for mapBlockIndex, setBlockIndexCandidates, chainActive and mapBlocksUnlinked occasionally. (default: %u)", defaultChainParams->DefaultConsistencyChecks()));
         strUsage += HelpMessageOpt("-checkmempool=<n>", strprintf("Run checks every <n> transactions (default: %u)", defaultChainParams->DefaultConsistencyChecks()));
         strUsage += HelpMessageOpt("-checkpoints", strprintf("Disable expensive verification for known chain history (default: %u)", DEFAULT_CHECKPOINTS_ENABLED));
-        strUsage += HelpMessageOpt("-disablesafemode", strprintf("Disable safemode, override a real safe mode event (default: %u)", DEFAULT_DISABLE_SAFEMODE));
         strUsage += HelpMessageOpt("-deprecatedrpc=<method>", "Allows deprecated RPC method(s) to be used");
-        strUsage += HelpMessageOpt("-testsafemode", strprintf("Force safe mode (default: %u)", DEFAULT_TESTSAFEMODE));
         strUsage += HelpMessageOpt("-dropmessagestest=<n>", "Randomly drop 1 of every <n> network messages");
         strUsage += HelpMessageOpt("-stopafterblockimport", strprintf("Stop running after importing blocks from disk (default: %u)", DEFAULT_STOPAFTERBLOCKIMPORT));
         strUsage += HelpMessageOpt("-stopatheight", strprintf("Stop running after reaching the given height in the main chain (default: %u)", DEFAULT_STOPATHEIGHT));
diff --git a/src/rpc/rawtransaction.cpp b/src/rpc/rawtransaction.cpp
index 0cb34a0ccaa..102ff3b443a 100644
--- a/src/rpc/rawtransaction.cpp
+++ b/src/rpc/rawtransaction.cpp
@@ -19,7 +19,6 @@
 #include <policy/rbf.h>
 #include <primitives/transaction.h>
 #include <rpc/rawtransaction.h>
-#include <rpc/safemode.h>
 #include <rpc/server.h>
 #include <script/script.h>
 #include <script/script_error.h>
@@ -1108,8 +1107,6 @@ UniValue sendrawtransaction(const JSONRPCRequest& request)
             + HelpExampleRpc("sendrawtransaction", "\"signedhex\"")
         );
 
-    ObserveSafeMode();
-
     std::promise<void> promise;
 
     RPCTypeCheck(request.params, {UniValue::VSTR, UniValue::VBOOL});
@@ -1217,8 +1214,6 @@ UniValue testmempoolaccept(const JSONRPCRequest& request)
             );
     }
 
-    ObserveSafeMode();
-
     RPCTypeCheck(request.params, {UniValue::VARR, UniValue::VBOOL});
     if (request.params[0].get_array().size() != 1) {
         throw JSONRPCError(RPC_INVALID_PARAMETER, "Array must contain exactly one raw transaction for now");
diff --git a/src/rpc/safemode.cpp b/src/rpc/safemode.cpp
deleted file mode 100644
index 9f3a9d30b85..00000000000
--- a/src/rpc/safemode.cpp
+++ /dev/null
@@ -1,14 +0,0 @@
-#include <rpc/safemode.h>
-
-#include <rpc/protocol.h>
-#include <util.h>
-#include <warnings.h>
-
-void ObserveSafeMode()
-{
-    std::string warning = GetWarnings("rpc");
-    if (warning != "" && !gArgs.GetBoolArg("-disablesafemode", DEFAULT_DISABLE_SAFEMODE)) {
-        throw JSONRPCError(RPC_FORBIDDEN_BY_SAFE_MODE, std::string("Safe mode: ") + warning);
-    }
-}
-
diff --git a/src/rpc/safemode.h b/src/rpc/safemode.h
deleted file mode 100644
index 8466d6b2f97..00000000000
--- a/src/rpc/safemode.h
+++ /dev/null
@@ -1,12 +0,0 @@
-// Copyright (c) 2017 The Bitcoin Core developers
-// Distributed under the MIT software license, see the accompanying
-// file COPYING or http://www.opensource.org/licenses/mit-license.php.
-
-#ifndef BITCOIN_RPC_SAFEMODE_H
-#define BITCOIN_RPC_SAFEMODE_H
-
-static const bool DEFAULT_DISABLE_SAFEMODE = true;
-
-void ObserveSafeMode();
-
-#endif // BITCOIN_RPC_SAFEMODE_H
diff --git a/src/wallet/rpcdump.cpp b/src/wallet/rpcdump.cpp
index b8533839a0e..76518f42504 100644
--- a/src/wallet/rpcdump.cpp
+++ b/src/wallet/rpcdump.cpp
@@ -4,7 +4,6 @@
 
 #include <chain.h>
 #include <key_io.h>
-#include <rpc/safemode.h>
 #include <rpc/server.h>
 #include <validation.h>
 #include <script/script.h>
@@ -204,7 +203,6 @@ UniValue abortrescan(const JSONRPCRequest& request)
             + HelpExampleRpc("abortrescan", "")
         );
 
-    ObserveSafeMode();
     if (!pwallet->IsScanning() || pwallet->IsAbortingRescan()) return false;
     pwallet->AbortRescan();
     return true;
diff --git a/src/wallet/rpcwallet.cpp b/src/wallet/rpcwallet.cpp
index c4c6701081f..a82f0694906 100644
--- a/src/wallet/rpcwallet.cpp
+++ b/src/wallet/rpcwallet.cpp
@@ -17,7 +17,6 @@
 #include <policy/rbf.h>
 #include <rpc/mining.h>
 #include <rpc/rawtransaction.h>
-#include <rpc/safemode.h>
 #include <rpc/server.h>
 #include <rpc/util.h>
 #include <script/sign.h>
@@ -525,8 +524,6 @@ UniValue sendtoaddress(const JSONRPCRequest& request)
             + HelpExampleRpc("sendtoaddress", "\"1M72Sfpbz1BPpXFHz9m3CdqATR44Jvaydd\", 0.1, \"donation\", \"seans outpost\"")
         );
 
-    ObserveSafeMode();
-
     // Make sure the results are valid at least up to the most recent block
     // the user could have gotten from another RPC command prior to now
     pwallet->BlockUntilSyncedToCurrentChain();
@@ -607,8 +604,6 @@ UniValue listaddressgroupings(const JSONRPCRequest& request)
             + HelpExampleRpc("listaddressgroupings", "")
         );
 
-    ObserveSafeMode();
-
     // Make sure the results are valid at least up to the most recent block
     // the user could have gotten from another RPC command prior to now
     pwallet->BlockUntilSyncedToCurrentChain();
@@ -724,8 +719,6 @@ UniValue getreceivedbyaddress(const JSONRPCRequest& request)
             + HelpExampleRpc("getreceivedbyaddress", "\"1D1ZrZNe3JUo7ZycKEYQQiQAWd9y54F4XX\", 6")
        );
 
-    ObserveSafeMode();
-
     // Make sure the results are valid at least up to the most recent block
     // the user could have gotten from another RPC command prior to now
     pwallet->BlockUntilSyncedToCurrentChain();
@@ -798,8 +791,6 @@ UniValue getreceivedbylabel(const JSONRPCRequest& request)
             + HelpExampleRpc("getreceivedbylabel", "\"tabby\", 6")
         );
 
-    ObserveSafeMode();
-
     // Make sure the results are valid at least up to the most recent block
     // the user could have gotten from another RPC command prior to now
     pwallet->BlockUntilSyncedToCurrentChain();
@@ -879,8 +870,6 @@ UniValue getbalance(const JSONRPCRequest& request)
             + HelpExampleRpc("getbalance", "\"*\", 6")
         );
 
-    ObserveSafeMode();
-
     // Make sure the results are valid at least up to the most recent block
     // the user could have gotten from another RPC command prior to now
     pwallet->BlockUntilSyncedToCurrentChain();
@@ -933,8 +922,6 @@ UniValue getunconfirmedbalance(const JSONRPCRequest &request)
                 "getunconfirmedbalance\n"
                 "Returns the server's total unconfirmed balance\n");
 
-    ObserveSafeMode();
-
     // Make sure the results are valid at least up to the most recent block
     // the user could have gotten from another RPC command prior to now
     pwallet->BlockUntilSyncedToCurrentChain();
@@ -980,7 +967,6 @@ UniValue movecmd(const JSONRPCRequest& request)
             + HelpExampleRpc("move", "\"timotei\", \"akiko\", 0.01, 6, \"happy birthday!\"")
         );
 
-    ObserveSafeMode();
     LOCK2(cs_main, pwallet->cs_wallet);
 
     std::string strFrom = LabelFromValue(request.params[0]);
@@ -1039,8 +1025,6 @@ UniValue sendfrom(const JSONRPCRequest& request)
             + HelpExampleRpc("sendfrom", "\"tabby\", \"1M72Sfpbz1BPpXFHz9m3CdqATR44Jvaydd\", 0.01, 6, \"donation\", \"seans outpost\"")
         );
 
-    ObserveSafeMode();
-
     // Make sure the results are valid at least up to the most recent block
     // the user could have gotten from another RPC command prior to now
     pwallet->BlockUntilSyncedToCurrentChain();
@@ -1170,8 +1154,6 @@ UniValue sendmany(const JSONRPCRequest& request)
 
     if (request.fHelp || request.params.size() < 2 || request.params.size() > 8) throw std::runtime_error(help_text);
 
-    ObserveSafeMode();
-
     // Make sure the results are valid at least up to the most recent block
     // the user could have gotten from another RPC command prior to now
     pwallet->BlockUntilSyncedToCurrentChain();
@@ -1683,8 +1665,6 @@ UniValue listreceivedbyaddress(const JSONRPCRequest& request)
             + HelpExampleRpc("listreceivedbyaddress", "6, true, true, \"1M72Sfpbz1BPpXFHz9m3CdqATR44Jvaydd\"")
         );
 
-    ObserveSafeMode();
-
     // Make sure the results are valid at least up to the most recent block
     // the user could have gotten from another RPC command prior to now
     pwallet->BlockUntilSyncedToCurrentChain();
@@ -1735,8 +1715,6 @@ UniValue listreceivedbylabel(const JSONRPCRequest& request)
             + HelpExampleRpc("listreceivedbylabel", "6, true, true")
         );
 
-    ObserveSafeMode();
-
     // Make sure the results are valid at least up to the most recent block
     // the user could have gotten from another RPC command prior to now
     pwallet->BlockUntilSyncedToCurrentChain();
@@ -1974,8 +1952,6 @@ UniValue listtransactions(const JSONRPCRequest& request)
     }
     if (request.fHelp || request.params.size() > 4) throw std::runtime_error(help_text);
 
-    ObserveSafeMode();
-
     // Make sure the results are valid at least up to the most recent block
     // the user could have gotten from another RPC command prior to now
     pwallet->BlockUntilSyncedToCurrentChain();
@@ -2088,8 +2064,6 @@ UniValue listaccounts(const JSONRPCRequest& request)
             + HelpExampleRpc("listaccounts", "6")
         );
 
-    ObserveSafeMode();
-
     // Make sure the results are valid at least up to the most recent block
     // the user could have gotten from another RPC command prior to now
     pwallet->BlockUntilSyncedToCurrentChain();
@@ -2202,8 +2176,6 @@ UniValue listsinceblock(const JSONRPCRequest& request)
             + HelpExampleRpc("listsinceblock", "\"000000000000000bacf66f7497b7dc45ef753ee9a7d38571037cdb1a57f663ad\", 6")
         );
 
-    ObserveSafeMode();
-
     // Make sure the results are valid at least up to the most recent block
     // the user could have gotten from another RPC command prior to now
     pwallet->BlockUntilSyncedToCurrentChain();
@@ -2339,8 +2311,6 @@ UniValue gettransaction(const JSONRPCRequest& request)
             + HelpExampleRpc("gettransaction", "\"1075db55d416d3ca199f55b6084e2115b9345e16c5cf302fc80e9d5fbf5d48d\"")
         );
 
-    ObserveSafeMode();
-
     // Make sure the results are valid at least up to the most recent block
     // the user could have gotten from another RPC command prior to now
     pwallet->BlockUntilSyncedToCurrentChain();
@@ -2407,8 +2377,6 @@ UniValue abandontransaction(const JSONRPCRequest& request)
         );
     }
 
-    ObserveSafeMode();
-
     // Make sure the results are valid at least up to the most recent block
     // the user could have gotten from another RPC command prior to now
     pwallet->BlockUntilSyncedToCurrentChain();
@@ -2889,7 +2857,6 @@ UniValue listlockunspent(const JSONRPCRequest& request)
             + HelpExampleRpc("listlockunspent", "")
         );
 
-    ObserveSafeMode();
     LOCK2(cs_main, pwallet->cs_wallet);
 
     std::vector<COutPoint> vOutpts;
@@ -2968,8 +2935,6 @@ UniValue getwalletinfo(const JSONRPCRequest& request)
             + HelpExampleRpc("getwalletinfo", "")
         );
 
-    ObserveSafeMode();
-
     // Make sure the results are valid at least up to the most recent block
     // the user could have gotten from another RPC command prior to now
     pwallet->BlockUntilSyncedToCurrentChain();
@@ -3126,8 +3091,6 @@ UniValue listunspent(const JSONRPCRequest& request)
             + HelpExampleRpc("listunspent", "6, 9999999, [] , true, { \"minimumAmount\": 0.005 } ")
         );
 
-    ObserveSafeMode();
-
     int nMinDepth = 1;
     if (!request.params[0].isNull()) {
         RPCTypeCheckArgument(request.params[0], UniValue::VNUM);
@@ -3300,7 +3263,6 @@ UniValue fundrawtransaction(const JSONRPCRequest& request)
                             + HelpExampleCli("sendrawtransaction", "\"signedtransactionhex\"")
                             );
 
-    ObserveSafeMode();
     RPCTypeCheck(request.params, {UniValue::VSTR});
 
     // Make sure the results are valid at least up to the most recent block
diff --git a/src/warnings.cpp b/src/warnings.cpp
index 572c766600c..8eeaec1cbaa 100644
--- a/src/warnings.cpp
+++ b/src/warnings.cpp
@@ -51,9 +51,6 @@ std::string GetWarnings(const std::string& strFor)
         strGUI = _("This is a pre-release test build - use at your own risk - do not use for mining or merchant applications");
     }
 
-    if (gArgs.GetBoolArg("-testsafemode", DEFAULT_TESTSAFEMODE))
-        strStatusBar = strRPC = strGUI = "testsafemode enabled";
-
     // Misc warnings like out of disk space and clock is wrong
     if (strMiscWarning != "")
     {
diff --git a/src/warnings.h b/src/warnings.h
index 3d7ac5aab4a..3aabbdd9c7d 100644
--- a/src/warnings.h
+++ b/src/warnings.h
@@ -22,6 +22,4 @@ void SetfLargeWorkInvalidChainFound(bool flag);
  */
 std::string GetWarnings(const std::string& strFor);
 
-static const bool DEFAULT_TESTSAFEMODE = false;
-
 #endif //  BITCOIN_WARNINGS_H
diff --git a/test/functional/feature_pruning.py b/test/functional/feature_pruning.py
index 3adde8dd735..11a52b9ee26 100755
--- a/test/functional/feature_pruning.py
+++ b/test/functional/feature_pruning.py
@@ -124,7 +124,7 @@ class PruneTest(BitcoinTestFramework):
         # Reboot node 1 to clear its mempool (hopefully make the invalidate faster)
         # Lower the block max size so we don't keep mining all our big mempool transactions (from disconnected blocks)
         self.stop_node(1)
-        self.start_node(1, extra_args=["-maxreceivebuffer=20000","-blockmaxweight=20000", "-checkblocks=5", "-disablesafemode"])
+        self.start_node(1, extra_args=["-maxreceivebuffer=20000","-blockmaxweight=20000", "-checkblocks=5"])
 
         height = self.nodes[1].getblockcount()
         self.log.info("Current block height: %d" % height)
@@ -147,7 +147,7 @@ class PruneTest(BitcoinTestFramework):
 
         # Reboot node1 to clear those giant tx's from mempool
         self.stop_node(1)
-        self.start_node(1, extra_args=["-maxreceivebuffer=20000","-blockmaxweight=20000", "-checkblocks=5", "-disablesafemode"])
+        self.start_node(1, extra_args=["-maxreceivebuffer=20000","-blockmaxweight=20000", "-checkblocks=5"])
 
         self.log.info("Generating new longer chain of 300 more blocks")
         self.nodes[1].generate(300)