diff options
| -rw-r--r-- | .gitignore | 1 | ||||
| -rw-r--r-- | Makefile | 13 | ||||
| -rw-r--r-- | pinguctl.c | 85 |
3 files changed, 97 insertions, 2 deletions
@@ -1,3 +1,4 @@ pingu +pinguctl mtu *.o @@ -1,5 +1,5 @@ -TARGETS = mtu pingu +TARGETS = mtu pingu pinguctl VERSION = 0.5 CFLAGS ?= -g @@ -30,18 +30,27 @@ pingu_OBJS = \ pingu_LIBS = -lev +pinguctl_OBJS = \ + log.o \ + pinguctl.o + +pinguctl_LIBS = + mtu_OBJS = \ mtu.o \ netlink.o \ icmp.o -ALL_OBJS= $(pingu_OBJS) $(mtu_OBJS) +ALL_OBJS= $(pingu_OBJS) $(pinguctl_OBJS) $(mtu_OBJS) all: $(TARGETS) pingu: $(pingu_OBJS) $(CC) $(LDFLAGS) $(pingu_OBJS) $(pingu_LIBS) -o $@ +pinguctl: $(pinguctl_OBJS) + $(CC) $(LDFLAGS) $(pinguctl_OBJS) $(pinguctl_LIBS) -o $@ + mtu: $(mtu_OBJS) install: $(TARGETS) diff --git a/pinguctl.c b/pinguctl.c new file mode 100644 index 0000000..6788794 --- /dev/null +++ b/pinguctl.c @@ -0,0 +1,85 @@ + +#include <sys/socket.h> +#include <sys/un.h> + +#include <errno.h> +#include <stdio.h> +#include <unistd.h> + +#include "log.h" +#include "pingu_adm.h" + +static int adm_init(const char *socket_path) +{ + struct sockaddr_un sun; + int fd; + + memset(&sun, 0, sizeof(sun)); + sun.sun_family = AF_UNIX; + strncpy(sun.sun_path, socket_path, sizeof(sun.sun_path)); + + fd = socket(AF_UNIX, SOCK_STREAM, 0); + if (fd < 0) { + log_perror("socket"); + return -1; + } + + if (connect(fd, (struct sockaddr *) &sun, sizeof(sun)) < 0) { + log_perror(socket_path); + close(fd); + return -1; + } + + return fd; +} + +static int adm_send_cmd(int fd, const char *cmd) +{ + char buf[256]; + size_t len; + + snprintf(buf, sizeof(buf), "%s\n", cmd); + len = strlen(buf); + if (write(fd, buf, len) != len) + return -1; + return len; +} + +static int adm_recv(int fd) +{ + char buf[1024]; + int n; + + n = recv(fd, buf, sizeof(buf), 0); + if (n > 0) + write(STDOUT_FILENO, buf, n); + return n; +} + +int main(int argc, char *argv[]) +{ + const char *socket_path = DEFAULT_ADM_SOCKET; + int i, fd; + + while ((i = getopt(argc, argv, "a:")) != -1) { + switch (i) { + case 'a': + socket_path = optarg; + break; + } + argc -= optind; + argv += optind; + } + log_init("pinguctl", 0); + fd = adm_init(socket_path); + if (fd < 0) + return 1; + + for (i = 1; i < argc; i++) { + if (adm_send_cmd(fd, argv[i]) < 0 || adm_recv(fd) < 0) + return 1; + } + + close(fd); + return 0; +} |