86 lines
2.3 KiB
C
86 lines
2.3 KiB
C
#include <assert.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <sys/types.h>
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#include <sys/utsname.h>
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#include <unistd.h>
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#include <jansson.h>
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#include <protobuf-c/protobuf-c.h>
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#include "build.h"
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#include "log.h"
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#include "opts.h"
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#include "uuid.h"
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#include "server.h"
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#pragma GCC diagnostic ignored "-Wdate-time"
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uint8_t server_id[UUID_LEN];
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char server_version[] = "https://github.com/flamingcowtv/adsb-tools#1";
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static opts_group server_opts1, server_opts2;
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static char log_module = 'X';
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static bool server_detach(const char __attribute__ ((unused)) *arg) {
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LOG(server_id, "Detaching");
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int ret = fork();
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assert(ret >= 0);
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if (ret > 0) {
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// We are the parent
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exit(EXIT_SUCCESS);
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}
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LOG(server_id, "Background process ID: %u", getpid());
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assert(setsid() >= 0);
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return true;
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}
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static bool server_pid_file(const char *path) {
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pid_t pid = getpid();
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LOG(server_id, "Writing process ID %d to pid-file: %s", pid, path);
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FILE *fh = fopen(path, "w");
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assert(fh);
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assert(fprintf(fh, "%d\n", pid) > 0);
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assert(!fclose(fh));
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return true;
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}
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void server_opts_add() {
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opts_add("detach", NULL, server_detach, server_opts1);
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opts_add("pid-file", "PATH", server_pid_file, server_opts2);
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}
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void server_init() {
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uuid_gen(server_id);
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LOG(server_id, "Server start");
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LOG(server_id, "Build data:");
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LOG(server_id, "\tgit_last_change: %s", GIT_LAST_CHANGE);
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LOG(server_id, "\tgit_local_clean: %s", GIT_LOCAL_CLEAN ? "true" : "false");
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LOG(server_id, "\tclang_version: %s", __clang_version__);
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LOG(server_id, "\tglibc_version: %d.%d", __GLIBC__, __GLIBC_MINOR__);
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LOG(server_id, "\tjansson_version: %s", JANSSON_VERSION);
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LOG(server_id, "\tprotobuf-c_version: %s", PROTOBUF_C_VERSION);
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LOG(server_id, "\tdatetime: %s", __DATE__ " " __TIME__);
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LOG(server_id, "\tusername: %s", USERNAME);
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LOG(server_id, "\thostname: %s", HOSTNAME);
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LOG(server_id, "Runtime data:");
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struct utsname utsname;
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assert(!uname(&utsname));
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LOG(server_id, "\tusername: %s", getlogin());
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LOG(server_id, "\thostname: %s", utsname.nodename);
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LOG(server_id, "\tprocess_id: %d", getpid());
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LOG(server_id, "\tsystem: %s", utsname.sysname);
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LOG(server_id, "\trelease: %s", utsname.release);
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LOG(server_id, "\tversion: %s", utsname.version);
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LOG(server_id, "\tmachine: %s", utsname.machine);
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opts_call(server_opts1);
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opts_call(server_opts2);
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}
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