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openvpnctrl: Implement support to kill connections.

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This commit is contained in:
Michael Tremer
2011-06-25 11:47:42 +02:00
parent 0708113765
commit 39877197d6
1 changed files with 52 additions and 4 deletions
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56
src/misc-progs/openvpnctrl.c
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@@ -1,3 +1,4 @@
#include <signal.h>
#include <stdio.h> #include <stdio.h>
#include <string.h> #include <string.h>
#include <unistd.h> #include <unistd.h>
@@ -24,7 +25,7 @@ char enableorange[STRING_SIZE] = "off";
char OVPNRED[STRING_SIZE] = "OVPN"; char OVPNRED[STRING_SIZE] = "OVPN";
char OVPNBLUE[STRING_SIZE] = "OVPN_BLUE_"; char OVPNBLUE[STRING_SIZE] = "OVPN_BLUE_";
char OVPNORANGE[STRING_SIZE] = "OVPN_ORANGE_"; char OVPNORANGE[STRING_SIZE] = "OVPN_ORANGE_";
char WRAPPERVERSION[STRING_SIZE] = "ipfire-2.1.1"; char WRAPPERVERSION[STRING_SIZE] = "ipfire-2.1.2";
struct connection_struct { struct connection_struct {
char name[STRING_SIZE]; char name[STRING_SIZE];
@@ -408,16 +409,63 @@ void startNet2Net(char *name) {
exit(1); exit(1);
} }
char configfile[STRING_SIZE];
snprintf(configfile, STRING_SIZE - 1, CONFIG_ROOT "/ovpn/n2nconf/%s/%s.conf",
conn->name, conn->name);
FILE *fp = fopen(configfile, "r");
if (fp == NULL) {
fprintf(stderr, "Could not find configuration file for connection '%s' at '%s'.\n",
conn->name, configfile);
exit(2);
}
fclose(fp);
// Make sure all firewall rules are up to date. // Make sure all firewall rules are up to date.
setFirewallRules(); setFirewallRules();
char command[STRING_SIZE]; char command[STRING_SIZE];
sprintf(command, "/usr/sbin/openvpn --config " CONFIG_ROOT "/ovpn/n2nconf/%s/%s.conf", conn->name, conn->name); sprintf(command, "/usr/sbin/openvpn --config %s", configfile);
executeCommand(command); executeCommand(command);
} }
void killNet2Net(char *conn) { void killNet2Net(char *name) {
printf("TO BE DONE %s\n", conn); connection *conn = NULL;
connection *conn_iter;
conn_iter = getConnections();
while (conn_iter) {
if (strcmp(conn_iter->name, name) == 0) {
conn = conn_iter;
break;
}
conn_iter = conn_iter->next;
}
if (conn == NULL) {
fprintf(stderr, "Connection not found.\n");
exit(1);
}
char pidfile[STRING_SIZE];
snprintf(&pidfile, STRING_SIZE - 1, "/var/run/%sn2n.pid", conn->name);
FILE *fp = fopen(pidfile, "r");
if (fp == NULL) {
fprintf(stderr, "Could not determine PID for connection '%s'.\n", conn->name);
fprintf(stderr, "PID file not found: '%s'\n", pidfile);
exit(1);
}
int pid;
fscanf(fp, "%d", &pid);
fclose(fp);
fprintf(stderr, "Killing PID %d.\n", pid);
kill(pid, SIGTERM);
exit(0);
} }
void displayopenvpn(void) { void displayopenvpn(void) {