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nghttpx: More StringRef-fy

This commit is contained in:
Tatsuhiro Tsujikawa 2016-03-25 01:07:22 +09:00
parent 848e45e333
commit a5029d1eed
1 changed files with 23 additions and 20 deletions
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43
src/shrpx.cc
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@ -94,19 +94,21 @@ namespace shrpx {
// Deprecated: Environment variables to tell new binary the listening
// socket's file descriptors. They are not close-on-exec.
#define ENV_LISTENER4_FD "NGHTTPX_LISTENER4_FD"
#define ENV_LISTENER6_FD "NGHTTPX_LISTENER6_FD"
constexpr StringRef ENV_LISTENER4_FD =
StringRef::from_lit("NGHTTPX_LISTENER4_FD");
constexpr StringRef ENV_LISTENER6_FD =
StringRef::from_lit("NGHTTPX_LISTENER6_FD");
// Deprecated: Environment variable to tell new binary the port number
// the current binary is listening to.
#define ENV_PORT "NGHTTPX_PORT"
constexpr StringRef ENV_PORT = StringRef::from_lit("NGHTTPX_PORT");
// Deprecated: Environment variable to tell new binary the listening
// socket's file descriptor if frontend listens UNIX domain socket.
#define ENV_UNIX_FD "NGHTTP2_UNIX_FD"
constexpr StringRef ENV_UNIX_FD = StringRef::from_lit("NGHTTP2_UNIX_FD");
// Deprecated: Environment variable to tell new binary the UNIX domain
// socket path.
#define ENV_UNIX_PATH "NGHTTP2_UNIX_PATH"
constexpr StringRef ENV_UNIX_PATH = StringRef::from_lit("NGHTTP2_UNIX_PATH");
// Prefix of environment variables to tell new binary the listening
// socket's file descriptor. They are not close-on-exec. For TCP
@ -114,7 +116,7 @@ namespace shrpx {
// <FD> is file descriptor. For UNIX domain socket, the value must be
// comma separated 3 parameters: unix,<FD>,<PATH>. <FD> is file
// descriptor. <PATH> is a path to UNIX domain socket.
constexpr char ENV_ACCEPT_PREFIX[] = "NGHTTPX_ACCEPT_";
constexpr StringRef ENV_ACCEPT_PREFIX = StringRef::from_lit("NGHTTPX_ACCEPT_");
#ifndef _KERNEL_FASTOPEN
#define _KERNEL_FASTOPEN
@ -292,7 +294,7 @@ void exec_binary(SignalServer *ssv) {
std::vector<ImmutableString> fd_envs;
for (size_t i = 0; i < listenerconf.addrs.size(); ++i) {
auto &addr = listenerconf.addrs[i];
std::string s = ENV_ACCEPT_PREFIX;
auto s = ENV_ACCEPT_PREFIX.str();
s += util::utos(i + 1);
s += '=';
if (addr.host_unix) {
@ -310,12 +312,13 @@ void exec_binary(SignalServer *ssv) {
}
for (size_t i = 0; i < envlen; ++i) {
if (util::starts_with(environ[i], ENV_ACCEPT_PREFIX) ||
util::starts_with(environ[i], ENV_LISTENER4_FD) ||
util::starts_with(environ[i], ENV_LISTENER6_FD) ||
util::starts_with(environ[i], ENV_PORT) ||
util::starts_with(environ[i], ENV_UNIX_FD) ||
util::starts_with(environ[i], ENV_UNIX_PATH)) {
auto env = StringRef{environ[i]};
if (util::starts_with(env, ENV_ACCEPT_PREFIX) ||
util::starts_with(env, ENV_LISTENER4_FD) ||
util::starts_with(env, ENV_LISTENER6_FD) ||
util::starts_with(env, ENV_PORT) ||
util::starts_with(env, ENV_UNIX_FD) ||
util::starts_with(env, ENV_UNIX_PATH)) {
continue;
}
@ -672,13 +675,13 @@ int create_acceptor_socket() {
{
// Upgrade from 1.7.0 or earlier
auto portenv = getenv(ENV_PORT);
auto portenv = getenv(ENV_PORT.c_str());
if (portenv) {
size_t i = 1;
for (auto env_name : {ENV_LISTENER4_FD, ENV_LISTENER6_FD}) {
auto fdenv = getenv(env_name);
auto fdenv = getenv(env_name.c_str());
if (fdenv) {
std::string name = ENV_ACCEPT_PREFIX;
auto name = ENV_ACCEPT_PREFIX.str();
name += util::utos(i);
std::string value = "tcp,";
value += fdenv;
@ -687,10 +690,10 @@ int create_acceptor_socket() {
}
}
} else {
auto pathenv = getenv(ENV_UNIX_PATH);
auto fdenv = getenv(ENV_UNIX_FD);
auto pathenv = getenv(ENV_UNIX_PATH.c_str());
auto fdenv = getenv(ENV_UNIX_FD.c_str());
if (pathenv && fdenv) {
std::string name = ENV_ACCEPT_PREFIX;
auto name = ENV_ACCEPT_PREFIX.str();
name += '1';
std::string value = "unix,";
value += fdenv;
@ -702,7 +705,7 @@ int create_acceptor_socket() {
}
for (size_t i = 1;; ++i) {
std::string name = ENV_ACCEPT_PREFIX;
auto name = ENV_ACCEPT_PREFIX.str();
name += util::utos(i);
auto env = getenv(name.c_str());
if (!env) {