Moved most of the command line logic to the shell script
[citadel.git] / appimage / ctdlvisor.c
index 6257947644987840f9d4f58bc9a2624493909d4e..d08b63607381c1d90bf53829629cec54f02395ee 100644 (file)
@@ -27,9 +27,6 @@
 #include <sys/types.h>
 #include <sys/stat.h>
 
-char *data_directory = "/usr/local/citadel";
-char *http_port = "80";
-char *https_port = "443";
 pid_t citserver_pid;
 pid_t webcit_pid;
 pid_t webcits_pid;
@@ -104,7 +101,7 @@ pid_t start_citadel() {
        if (pid == 0) {
                fprintf(stderr, "ctdlvisor: executing %s\n", bin);
                detach_from_tty();
-               execlp(bin, "citserver", "-x9", "-h", data_directory, NULL);
+               execlp(bin, "citserver", "-x9", "-h", getenv("CTDL_DIR"), NULL);
                exit(errno);
        }
        else {
@@ -122,7 +119,7 @@ pid_t start_webcit() {
        if (pid == 0) {
                fprintf(stderr, "ctdlvisor: executing %s\n", bin);
                detach_from_tty();
-               execlp(bin, "webcit", "-x9", wchome, "-p", http_port, "uds", data_directory, NULL);
+               execlp(bin, "webcit", "-x9", wchome, "-p", getenv("HTTP_PORT"), "uds", getenv("CTDL_DIR"), NULL);
                exit(errno);
        }
        else {
@@ -140,7 +137,7 @@ pid_t start_webcits() {
        if (pid == 0) {
                fprintf(stderr, "ctdlvisor: executing %s\n", bin);
                detach_from_tty();
-               execlp(bin, "webcit", "-x9", wchome, "-s", "-p", https_port, "uds", data_directory, NULL);
+               execlp(bin, "webcit", "-x9", wchome, "-s", "-p", getenv("HTTPS_PORT"), "uds", getenv("CTDL_DIR"), NULL);
                exit(errno);
        }
        else {
@@ -209,17 +206,23 @@ void main_loop(void) {
 }
 
 
-void run_in_foreground(void) {
+int main(int argc, char **argv) {
+
+       if (getenv("APPDIR") == NULL) {
+               fprintf(stderr, "ctdlvisor: APPDIR is not set.  This program must be run from within an AppImage.\n");
+               ctdlvisor_exit(1);
+       }
+
        fprintf(stderr, "ctdlvisor: Welcome to the Citadel System, brought to you using AppImage.\n");
        fprintf(stderr, "ctdlvisor: LD_LIBRARY_PATH = %s\n", getenv("LD_LIBRARY_PATH"));
        fprintf(stderr, "ctdlvisor:            PATH = %s\n", getenv("PATH"));
        fprintf(stderr, "ctdlvisor:          APPDIR = %s\n", getenv("APPDIR"));
-       fprintf(stderr, "ctdlvisor:  data directory = %s\n", data_directory);
-       fprintf(stderr, "ctdlvisor:       HTTP port = %s\n", http_port);
-       fprintf(stderr, "ctdlvisor:      HTTPS port = %s\n", https_port);
+       fprintf(stderr, "ctdlvisor:  data directory = %s\n", getenv("CTDL_DIR"));
+       fprintf(stderr, "ctdlvisor:       HTTP port = %s\n", getenv("HTTP_PORT"));
+       fprintf(stderr, "ctdlvisor:      HTTPS port = %s\n", getenv("HTTPS_PORT"));
 
-       if (access(data_directory, R_OK|W_OK|X_OK)) {
-               fprintf(stderr, "ctdlvisor: %s: %s\n", data_directory, strerror(errno));
+       if (access(getenv("CTDL_DIR"), R_OK|W_OK|X_OK)) {
+               fprintf(stderr, "ctdlvisor: %s: %s\n", getenv("CTDL_DIR"), strerror(errno));
                ctdlvisor_exit(errno);
        }
 
@@ -235,111 +238,3 @@ void run_in_foreground(void) {
        main_loop();
        ctdlvisor_exit(0);
 }
-
-
-void install_as_service(void) {
-
-       // FIXME fail if some other citadel distribution is already there
-       // FIXME fail if any server processes are running
-       // FIXME interact with the user
-       // FIXME get port numbers and data directory
-       // FIXME create the data directory
-       // FIXME move the appimage into its permanent location
-
-       fprintf(stderr, "Installing as service\n");
-
-       FILE *fp = fopen("/etc/systemd/system/ctdl.service", "w");
-       fprintf(fp,     "# This unit file starts all Citadel services via the AppImage distribution.\n"
-                       "[Unit]\n"
-                       "Description=Citadel\n"
-                       "After=network.target\n"
-                       "[Service]\n"
-                       "ExecStart=/root/citadel/appimage/Citadel-x86_64.AppImage run -h %s -s %s -s %s\n"
-                       "ExecStop=/bin/kill $MAINPID\n"
-                       "KillMode=process\n"
-                       "Restart=on-failure\n"
-                       "LimitCORE=infinity\n"
-                       "[Install]\n"
-                       "WantedBy=multi-user.target\n"
-               ,
-                       data_directory, http_port, https_port
-       );
-       fclose(fp);
-
-       fprintf(stderr, "systemd unit file is installed.  Type 'systemctl enable ctdl' to have it start at boot.\n");
-}
-
-
-static char *usage =
-       "\n"
-       "ctdlvisor: usage: ctdlvisor [-h data_directory] [-p http_port] [-s https_port] command\n"
-       "           'command' must be one of: run, install, remove, upgrade, test, help\n"
-       "\n"
-;
-
-int main(int argc, char **argv) {
-       int c;
-
-       if (getenv("APPDIR") == NULL) {
-               fprintf(stderr, "ctdlvisor: APPDIR is not set.  This program must be run from within an AppImage.\n");
-               ctdlvisor_exit(1);
-       }
-
-       while ((c = getopt (argc, argv, "h:p:s:")) != -1)  switch(c) {
-               case 'h':
-                       data_directory = optarg;
-                       break;
-               case 'p':
-                       http_port = optarg;
-                       break;
-               case 's':
-                       https_port = optarg;
-                       break;
-               default:
-                       fprintf(stderr, "%s", usage);
-                       ctdlvisor_exit(1);
-       }
-
-
-       if (argc != optind+1) {
-               fprintf(stderr, "%s", usage);
-               ctdlvisor_exit(1);
-       }
-
-       if (!strcasecmp(argv[optind], "run")) {
-               run_in_foreground();
-       }
-       else if (!strcasecmp(argv[optind], "install")) {
-               install_as_service();
-       }
-       else if (!strcasecmp(argv[optind], "remove")) {
-               fprintf(stderr, "oops, this is not implemented yet\n");
-       }
-       else if (!strcasecmp(argv[optind], "upgrade")) {
-               fprintf(stderr, "oops, this is not implemented yet\n");
-       }
-       else if (!strcasecmp(argv[optind], "test")) {
-               test_binary_compatibility();
-       }
-       else if (!strcasecmp(argv[optind], "help")) {
-               fprintf(stderr, "%s", usage);
-               fprintf(stderr, "[-h dir]  Use 'dir' as the Citadel data directory (this directory must exist)\n"
-                               "[-p port] Listen for HTTP connections on 'port'\n"
-                               "[-s port] Listen for HTTPS connections on 'port'\n"
-                               "'command' must be one of:\n"
-                               "       run     - launch Citadel services (does not detach from terminal)\n"
-                               "       install - create systemd unit files for automatic startup at boot\n"
-                               "       remove  - delete systemd unit files to end automatic startup\n"
-                               "       upgrade - download and install a new version of this appimage\n"
-                               "       test    - test the appimage for binary compatibility with this host\n"
-                               "       help    - display this message\n"
-                               "\n"
-               );
-       }
-       else {
-               fprintf(stderr, "%s", usage);
-               ctdlvisor_exit(1);
-       }
-
-       ctdlvisor_exit(0);
-}