"Valid commands are:\n"
" init [name] Create initial configuration files.\n"
" config Change configuration:\n"
+ " [get] VARIABLE - print current value of VARIABLE\n"
" [set] VARIABLE VALUE - set VARIABLE to VALUE\n"
" add VARIABLE VALUE - add VARIABLE with the given VALUE\n"
" del VARIABLE [VALUE] - remove VARIABLE [only ones with watching VALUE]\n"
/* netname "." is special: a "top-level name" */
- if(netname && !strcmp(netname, ".")) {
+ if(netname && (!*netname || !strcmp(netname, "."))) {
free(netname);
netname = NULL;
}
+ if(netname && (strpbrk(netname, "\\/") || *netname == '.')) {
+ fprintf(stderr, "Invalid character in netname!\n");
+ return false;
+ }
+
return true;
}
static int cmd_stop(int argc, char *argv[]) {
#ifndef HAVE_MINGW
- if(!connect_tincd())
+ if(!connect_tincd()) {
+ if(pid) {
+ if(kill(pid, SIGTERM))
+ return 1;
+ fprintf(stderr, "Sent TERM signal to process with PID %u.\n", pid);
+ return 0;
+ }
+
return 1;
+ }
sendline(fd, "%d %d", CONTROL, REQ_STOP);
if(!recvline(fd, line, sizeof line) || sscanf(line, "%d %d %d", &code, &req, &result) != 3 || code != CONTROL || req != REQ_STOP || result) {
}
static int cmd_restart(int argc, char *argv[]) {
- return cmd_stop(argc, argv) ?: cmd_start(argc, argv);
+ cmd_stop(argc, argv);
+ return cmd_start(argc, argv);
}
static int cmd_reload(int argc, char *argv[]) {
}
static int cmd_pid(int argc, char *argv[]) {
- if(!connect_tincd())
+ if(!connect_tincd() && !pid)
return 1;
printf("%d\n", pid);
{"KeyExpire", VAR_SERVER},
{"LocalDiscovery", VAR_SERVER},
{"MACExpire", VAR_SERVER},
+ {"MaxOutputBufferSize", VAR_SERVER},
{"MaxTimeout", VAR_SERVER},
{"Mode", VAR_SERVER},
{"Name", VAR_SERVER},
{"PrivateKey", VAR_SERVER | VAR_OBSOLETE},
{"PrivateKeyFile", VAR_SERVER},
{"ProcessPriority", VAR_SERVER},
+ {"Proxy", VAR_SERVER},
{"ReplayWindow", VAR_SERVER},
{"StrictSubnets", VAR_SERVER},
{"TunnelServer", VAR_SERVER},
{"UDPRcvBuf", VAR_SERVER},
{"UDPSndBuf", VAR_SERVER},
+ {"VDEGroup", VAR_SERVER},
+ {"VDEPort", VAR_SERVER},
/* Host configuration */
{"Address", VAR_HOST | VAR_MULTIPLE},
{"Cipher", VAR_SERVER | VAR_HOST},
{"ClampMSS", VAR_SERVER | VAR_HOST},
{"Compression", VAR_SERVER | VAR_HOST},
{"Digest", VAR_SERVER | VAR_HOST},
+ {"ECDSAPublicKey", VAR_HOST},
+ {"ECDSAPublicKeyFile", VAR_SERVER | VAR_HOST},
{"IndirectData", VAR_SERVER | VAR_HOST},
{"MACLength", VAR_SERVER | VAR_HOST},
{"PMTU", VAR_SERVER | VAR_HOST},
{"PMTUDiscovery", VAR_SERVER | VAR_HOST},
{"Port", VAR_HOST},
- {"PublicKey", VAR_SERVER | VAR_HOST | VAR_OBSOLETE},
+ {"PublicKey", VAR_HOST | VAR_OBSOLETE},
{"PublicKeyFile", VAR_SERVER | VAR_HOST | VAR_OBSOLETE},
{"Subnet", VAR_HOST | VAR_MULTIPLE},
{"TCPOnly", VAR_SERVER | VAR_HOST},
+ {"Weight", VAR_HOST},
{NULL, 0}
};
return 1;
}
- int action = 0;
- if(!strcasecmp(argv[1], "add")) {
+ int action = -2;
+ if(!strcasecmp(argv[1], "get")) {
+ argv++, argc--;
+ } else if(!strcasecmp(argv[1], "add")) {
argv++, argc--, action = 1;
} else if(!strcasecmp(argv[1], "del")) {
argv++, argc--, action = -1;
return 1;
}
+ if(action < -1 && *value)
+ action = 0;
+
/* Some simple checks. */
bool found = false;
return 1;
}
- if(!found && action >= 0) {
- if(force) {
+ if(!found) {
+ if(force || action < 0) {
fprintf(stderr, "Warning: %s is not a known configuration variable!\n", variable);
} else {
fprintf(stderr, "%s: is not a known configuration variable! Use --force to use it anyway.\n", variable);
}
}
- char *tmpfile;
- xasprintf(&tmpfile, "%s.config.tmp", filename);
- FILE *tf = fopen(tmpfile, "w");
- if(!tf) {
- fprintf(stderr, "Could not open temporary file %s: %s\n", tmpfile, strerror(errno));
- return 1;
+ char *tmpfile = NULL;
+ FILE *tf = NULL;
+
+ if(action >= -1) {
+ xasprintf(&tmpfile, "%s.config.tmp", filename);
+ tf = fopen(tmpfile, "w");
+ if(!tf) {
+ fprintf(stderr, "Could not open temporary file %s: %s\n", tmpfile, strerror(errno));
+ return 1;
+ }
}
- // Copy the file, making modifications on the fly.
+ // Copy the file, making modifications on the fly, unless we are just getting a value.
char buf1[4096];
char buf2[4096];
bool set = false;
bool removed = false;
+ found = false;
while(fgets(buf1, sizeof buf1, f)) {
buf1[sizeof buf1 - 1] = 0;
// Did it match?
if(!strcasecmp(buf2, variable)) {
+ // Get
+ if(action < -1) {
+ found = true;
+ printf("%s\n", bvalue);
// Del
- if(action < 0) {
+ } else if(action == -1) {
if(!*value || !strcasecmp(bvalue, value)) {
removed = true;
continue;
}
}
- // Copy original line...
- if(fputs(buf1, tf) < 0) {
- fprintf(stderr, "Error writing to temporary file %s: %s\n", tmpfile, strerror(errno));
- return 1;
- }
-
- // Add newline if it is missing...
- if(*buf1 && buf1[strlen(buf1) - 1] != '\n') {
- if(fputc('\n', tf) < 0) {
+ if(action >= -1) {
+ // Copy original line...
+ if(fputs(buf1, tf) < 0) {
fprintf(stderr, "Error writing to temporary file %s: %s\n", tmpfile, strerror(errno));
return 1;
}
+
+ // Add newline if it is missing...
+ if(*buf1 && buf1[strlen(buf1) - 1] != '\n') {
+ if(fputc('\n', tf) < 0) {
+ fprintf(stderr, "Error writing to temporary file %s: %s\n", tmpfile, strerror(errno));
+ return 1;
+ }
+ }
}
}
}
}
+ if(action < -1) {
+ if(!found)
+ fprintf(stderr, "No matching configuration variables found.\n");
+ return 0;
+ }
+
// Make sure we wrote everything...
if(fclose(tf)) {
fprintf(stderr, "Error closing temporary file %s: %s\n", tmpfile, strerror(errno));
}
bool check_id(const char *name) {
+ if(!name || !*name)
+ return false;
+
for(int i = 0; i < strlen(name); i++) {
if(!isalnum(name[i]) && name[i] != '_')
return false;
return 1;
}
- char *hosts_dir = NULL;
- xasprintf(&hosts_dir, "%s" SLASH "hosts", confbase);
if(mkdir(hosts_dir, 0755) && errno != EEXIST) {
fprintf(stderr, "Could not create directory %s: %s\n", hosts_dir, strerror(errno));
return 1;
fclose(stdin);
if(!rsa_keygen(2048) || !ecdsa_keygen())
- return false;
+ return 1;
- return true;
+#ifndef HAVE_MINGW
+ char *filename;
+ xasprintf(&filename, "%s" SLASH "tinc-up", confbase);
+ if(access(filename, F_OK)) {
+ FILE *f = fopen(filename, "w");
+ if(!f) {
+ fprintf(stderr, "Could not create file %s: %s\n", filename, strerror(errno));
+ return 1;
+ }
+ fchmod(fileno(f), 0755);
+ fprintf(f, "#!/bin/sh\n\necho 'Unconfigured tinc-up script, please edit!'\n\n#ifconfig $INTERFACE <your vpn IP address> netmask <netmask of whole VPN>\n");
+ fclose(f);
+ }
+#endif
+
+ return 0;
}
}
}
+ char *command;
#ifndef HAVE_MINGW
- char *editor = getenv("VISUAL") ?: getenv("EDITOR") ?: "vi";
+ xasprintf(&command, "\"%s\" \"%s\"", getenv("VISUAL") ?: getenv("EDITOR") ?: "vi", filename);
#else
- char *editor = "edit";
+ xasprintf(&command, "edit \"%s\"", filename);
#endif
-
- char *command;
- xasprintf(&command, "\"%s\" \"%s\"", editor, filename);
int result = system(command);
if(result)
return result;