Private
Public Access
97 lines
3.4 KiB
C++
97 lines
3.4 KiB
C++
#include "src/lib/types.cpp"
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#include "src/lib/dvalue.cpp"
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#include "src/lib/functionlib.cpp"
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#include "src/lib/fcgi_forward.h"
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#include <sys/wait.h>
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static String record(unsigned char type, const String& content)
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{
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String out;
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unsigned char header[8] = {1, type, 0, 1, (unsigned char)(content.size() >> 8), (unsigned char)content.size(), 0, 0};
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out.append((const char*)header, sizeof(header));
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out.append(content);
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return(out);
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}
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static pid_t server(const String& path, int mode)
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{
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pid_t pid = fork();
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if(pid != 0)
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return(pid);
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int listener = socket(AF_UNIX, SOCK_STREAM, 0);
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sockaddr_un address{};
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address.sun_family = AF_UNIX;
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memcpy(address.sun_path, path.data(), path.size());
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unlink(path.c_str());
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if(listener < 0 || bind(listener, (sockaddr*)&address, offsetof(sockaddr_un, sun_path) + path.size() + 1) != 0 || listen(listener, 1) != 0)
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_exit(2);
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int client = accept(listener, 0, 0);
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char input[4096];
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if(client < 0 || read(client, input, sizeof(input)) <= 0)
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_exit(3);
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if(mode == 1)
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{
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String response = record(6, "Status: 201 Created\r\nContent-Type: text/plain\r\n\r\nok") + record(3, String(8, 0));
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for(char value : response)
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if(send(client, &value, 1, MSG_NOSIGNAL) != 1) _exit(4);
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}
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else if(mode == 2)
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{
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String response = record(6, "x");
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for(int i = 0; i < 100; i++)
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{
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if(send(client, response.data(), response.size(), MSG_NOSIGNAL) <= 0) break;
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usleep(20000);
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}
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}
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else
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{
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String response = record(6, String(4096, 'x')) + record(3, String(8, 0));
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send(client, response.data(), response.size(), MSG_NOSIGNAL);
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}
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close(client);
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close(listener);
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unlink(path.c_str());
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_exit(0);
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}
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static bool wait_socket(const String& path)
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{
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for(int i = 0; i < 500; i++)
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{
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if(access(path.c_str(), F_OK) == 0) return(true);
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usleep(1000);
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}
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return(false);
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}
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int main()
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{
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auto seconds = []() { timespec now{}; clock_gettime(CLOCK_MONOTONIC, &now); return((f64)now.tv_sec + (f64)now.tv_nsec / 1000000000.0); };
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signal(SIGPIPE, SIG_IGN);
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String path = "/tmp/bearer-fcgi-forward-" + std::to_string((long long)getpid()) + ".sock";
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bool ok = true;
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try { regex_search_all("", String(1025, 'a'), ""); ok = false; } catch(const std::runtime_error&) {}
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try { regex_split_strings("", String(1025, 'a'), ""); ok = false; } catch(const std::runtime_error&) {}
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auto run = [&](int mode, u64 limit) {
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pid_t child = server(path, mode);
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if(child <= 0 || !wait_socket(path)) { ok = false; return(FcgiForwardResult()); }
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StringMap params; params["SCRIPT_FILENAME"] = "/test.capy";
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FcgiForwardResult result = fcgi_forward_request(path, params, "", 1, limit);
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int status = 0; waitpid(child, &status, 0);
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if(!WIFEXITED(status)) ok = false;
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return(result);
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};
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FcgiForwardResult valid = run(1, 1024);
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if(!valid.ok || valid.status != 201 || valid.body != "ok") ok = false;
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f64 started = seconds();
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FcgiForwardResult deadline = run(2, 1024);
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f64 elapsed = seconds() - started;
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if(deadline.ok || elapsed < 0.8 || elapsed > 1.8) ok = false;
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FcgiForwardResult limited = run(3, 128);
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if(limited.ok || limited.error.find("output limit") == String::npos) ok = false;
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unlink(path.c_str());
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if(!ok) return(1);
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return(0);
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}
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