diff options
| -rw-r--r-- | src/rpc/protocol.cpp | 21 | ||||
| -rw-r--r-- | src/rpc/protocol.h | 2 |
2 files changed, 16 insertions, 7 deletions
diff --git a/src/rpc/protocol.cpp b/src/rpc/protocol.cpp index db0626b5e1..dc6bcec382 100644 --- a/src/rpc/protocol.cpp +++ b/src/rpc/protocol.cpp @@ -66,9 +66,14 @@ static const std::string COOKIEAUTH_USER = "__cookie__"; /** Default name for auth cookie file */ static const std::string COOKIEAUTH_FILE = ".cookie"; -fs::path GetAuthCookieFile() +/** Get name of RPC authentication cookie file */ +static fs::path GetAuthCookieFile(bool temp=false) { - fs::path path(gArgs.GetArg("-rpccookiefile", COOKIEAUTH_FILE)); + std::string arg = gArgs.GetArg("-rpccookiefile", COOKIEAUTH_FILE); + if (temp) { + arg += ".tmp"; + } + fs::path path(arg); if (!path.is_complete()) path = GetDataDir() / path; return path; } @@ -84,14 +89,20 @@ bool GenerateAuthCookie(std::string *cookie_out) * these are set to 077 in init.cpp unless overridden with -sysperms. */ std::ofstream file; - fs::path filepath = GetAuthCookieFile(); - file.open(filepath.string().c_str()); + fs::path filepath_tmp = GetAuthCookieFile(true); + file.open(filepath_tmp.string().c_str()); if (!file.is_open()) { - LogPrintf("Unable to open cookie authentication file %s for writing\n", filepath.string()); + LogPrintf("Unable to open cookie authentication file %s for writing\n", filepath_tmp.string()); return false; } file << cookie; file.close(); + + fs::path filepath = GetAuthCookieFile(false); + if (!RenameOver(filepath_tmp, filepath)) { + LogPrintf("Unable to rename cookie authentication file %s to %s\n", filepath_tmp.string(), filepath.string()); + return false; + } LogPrintf("Generated RPC authentication cookie %s\n", filepath.string()); if (cookie_out) diff --git a/src/rpc/protocol.h b/src/rpc/protocol.h index 4bd4702d62..5c9c64f67d 100644 --- a/src/rpc/protocol.h +++ b/src/rpc/protocol.h @@ -91,8 +91,6 @@ UniValue JSONRPCReplyObj(const UniValue& result, const UniValue& error, const Un std::string JSONRPCReply(const UniValue& result, const UniValue& error, const UniValue& id); UniValue JSONRPCError(int code, const std::string& message); -/** Get name of RPC authentication cookie file */ -fs::path GetAuthCookieFile(); /** Generate a new RPC authentication cookie and write it to disk */ bool GenerateAuthCookie(std::string *cookie_out); /** Read the RPC authentication cookie from disk */ |