NSSM 2.0.

[nssm.git] / service.cpp

diff --git a/service.cpp b/service.cpp
index 9dbb310..05ca7cd 100644 (file)
--- a/service.cpp
+++ b/service.cpp
@@ -19,25 +19,117 @@ SC_HANDLE open_service_manager() {
   return ret;\r
 }\r
 \r
+/* About to install the service */\r
+int pre_install_service(int argc, char **argv) {\r
+  /* Show the dialogue box if we didn't give the */\r
+  if (argc < 2) return nssm_gui(IDD_INSTALL, argv[0]);\r
+\r
+  /* Arguments are optional */\r
+  char *flags;\r
+  if (argc == 2) flags = "";\r
+  else flags = argv[2];\r
+\r
+  return install_service(argv[0], argv[1], flags);\r
+}\r
+\r
+/* About to remove the service */\r
+int pre_remove_service(int argc, char **argv) {\r
+  /* Show dialogue box if we didn't pass service name and "confirm" */\r
+  if (argc < 2) return nssm_gui(IDD_REMOVE, argv[0]);\r
+  if (str_equiv(argv[1], "confirm")) return remove_service(argv[0]);\r
+  fprintf(stderr, "To remove a service without confirmation: nssm remove <servicename> confirm\n");\r
+  return 100;\r
+}\r
+\r
 /* Install the service */\r
-int install_service(char *name) {\r
-#ifdef GUI\r
-  /* Show the dialogue box */\r
-  return nssm_gui(IDD_INSTALL, name);\r
-#else\r
-  fprintf(stderr, "Unimplemented\n");\r
-  return 1;\r
-#endif\r
+int install_service(char *name, char *exe, char *flags) {\r
+  /* Open service manager */\r
+  SC_HANDLE services = open_service_manager();\r
+  if (! services) {\r
+    fprintf(stderr, "Error opening service manager!\n");\r
+    return 2;\r
+  }\r
+  \r
+  /* Get path of this program */\r
+  char path[MAX_PATH];\r
+  GetModuleFileName(0, path, MAX_PATH);\r
+\r
+  /* Construct command */\r
+  char command[MAX_PATH];\r
+  int runlen = strlen(NSSM_RUN);\r
+  int pathlen = strlen(path);\r
+  if (pathlen + runlen + 2 >= MAX_PATH) {\r
+    fprintf(stderr, "The full path to " NSSM " is too long!\n");\r
+    return 3;\r
+  }\r
+  if (snprintf(command, sizeof(command), "\"%s\" %s", path, NSSM_RUN) < 0) {\r
+    fprintf(stderr, "Out of memory for ImagePath!\n");\r
+    return 4;\r
+  }\r
+\r
+  /* Work out directory name */\r
+  unsigned int len = strlen(exe);\r
+  unsigned int i;\r
+  for (i = len; i && exe[i] != '\\' && exe[i] != '/'; i--);\r
+  char dir[MAX_PATH];\r
+  memmove(dir, exe, i);\r
+  dir[i] = '\0';\r
+\r
+  /* Create the service */\r
+  SC_HANDLE service = CreateService(services, name, name, SC_MANAGER_ALL_ACCESS, SERVICE_WIN32_OWN_PROCESS, SERVICE_AUTO_START, SERVICE_ERROR_NORMAL, command, 0, 0, 0, 0, 0);\r
+  if (! service) {\r
+    fprintf(stderr, "Error creating service!\n");\r
+    CloseServiceHandle(services);\r
+    return 5;\r
+  }\r
+\r
+  /* Now we need to put the parameters into the registry */\r
+  if (create_parameters(name, exe, flags, dir)) {\r
+    fprintf(stderr, "Error setting startup parameters for the service!\n");\r
+    DeleteService(service);\r
+    CloseServiceHandle(services);\r
+    return 6;\r
+  }\r
+\r
+  /* Cleanup */\r
+  CloseServiceHandle(service);\r
+  CloseServiceHandle(services);\r
+\r
+  printf("Service \"%s\" installed successfully!\n", name);\r
+  return 0;\r
 }\r
 \r
 /* Remove the service */\r
 int remove_service(char *name) {\r
-#ifdef GUI\r
-  return nssm_gui(IDD_REMOVE, name);\r
-#else\r
-  fprintf(stderr, "Unimplemented\n");\r
-  return 1;\r
-#endif\r
+  /* Open service manager */\r
+  SC_HANDLE services = open_service_manager();\r
+  if (! services) {\r
+    fprintf(stderr, "Error opening service manager!\n");\r
+    return 2;\r
+  }\r
+  \r
+  /* Try to open the service */\r
+  SC_HANDLE service = OpenService(services, name, SC_MANAGER_ALL_ACCESS);\r
+  if (! service) {\r
+    fprintf(stderr, "Can't open service!");\r
+    CloseServiceHandle(services);\r
+    return 3;\r
+  }\r
+\r
+  /* Try to delete the service */\r
+  if (! DeleteService(service)) {\r
+    fprintf(stderr, "Error deleting service!\n");\r
+    CloseServiceHandle(service);\r
+    CloseServiceHandle(services);\r
+    return 4;\r
+  }\r
+\r
+  /* Cleanup */\r
+  CloseServiceHandle(service);\r
+  CloseServiceHandle(services);\r
+\r
+  printf("Service \"%s\" removed successfully!\n", name);\r
+  return 0;\r
 }\r
 \r
 /* Service initialisation */\r