diff options
Diffstat (limited to 'src/api.c')
| -rw-r--r-- | src/api.c | 42 |
1 files changed, 42 insertions, 0 deletions
@@ -40,6 +40,7 @@ #include <string.h> #include <sys/types.h> #include <sys/stat.h> +#include <sys/socket.h> #include <fcntl.h> #include <sys/syscall.h> #include <unistd.h> @@ -48,6 +49,7 @@ #include <pwd.h> #include <libgen.h> #include <assert.h> +#include <linux/un.h> #ifndef PACKAGE_VERSION #define PACKAGE_VERSION 0.01 @@ -2933,6 +2935,46 @@ int cgroup_get_procname_from_procfs(pid_t pid, char **procname) return ret; } +int cgroup_register_unchanged_process(pid_t pid, int flags) +{ + int sk; + int ret = 1; + char buff[sizeof(CGRULE_SUCCESS_STORE_PID)]; + struct sockaddr_un addr; + + sk = socket(PF_UNIX, SOCK_STREAM, 0); + if (sk < 0) + return 1; + + bzero((char *)&addr, sizeof(addr)); + addr.sun_family = AF_UNIX; + strcpy(addr.sun_path, CGRULE_CGRED_TEMP_FILE); + + if (connect(sk, (struct sockaddr *)&addr, + sizeof(addr.sun_family) + strlen(CGRULE_CGRED_TEMP_FILE)) < 0) { + /* If the daemon does not work, this function returns 0 + * as success. */ + ret = 0; + goto close; + } + if (write(sk, &pid, sizeof(pid)) < 0) + goto close; + + if (write(sk, &flags, sizeof(flags)) < 0) + goto close; + + if (read(sk, buff, sizeof(buff)) < 0) + goto close; + + if (strncmp(buff, CGRULE_SUCCESS_STORE_PID, sizeof(buff))) + goto close; + + ret = 0; +close: + close(sk); + return ret; +} + int cgroup_get_subsys_mount_point(char *controller, char **mount_point) { int i; |