/*
- * Copyright (c) 2009-2011 Todd C. Miller <Todd.Miller@courtesan.com>
+ * Copyright (c) 2009-2013 Todd C. Miller <Todd.Miller@courtesan.com>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
#include <config.h>
#include <sys/types.h>
-#include <sys/param.h>
+#include <sys/uio.h>
#ifdef HAVE_SYS_SYSMACROS_H
# include <sys/sysmacros.h>
#endif
#if TIME_WITH_SYS_TIME
# include <time.h>
#endif
-#ifndef HAVE_TIMESPEC
+#ifndef HAVE_STRUCT_TIMESPEC
# include "compat/timespec.h"
#endif
#include <ctype.h>
#ifdef HAVE_ZLIB_H
# include <zlib.h>
#endif
-#ifdef HAVE_SETLOCALE
-# include <locale.h>
-#endif
#include <signal.h>
+#ifdef HAVE_STDBOOL_H
+# include <stdbool.h>
+#else
+# include "compat/stdbool.h"
+#endif /* HAVE_STDBOOL_H */
#include <pathnames.h>
#include "missing.h"
#include "alloc.h"
#include "error.h"
+#include "gettext.h"
+#include "logging.h"
+#include "sudo_plugin.h"
+#include "sudo_conf.h"
+#include "sudo_debug.h"
#ifndef LINE_MAX
# define LINE_MAX 2048
char *tty;
char *cmd;
time_t tstamp;
+ int rows;
+ int cols;
};
/*
extern char *get_timestr(time_t, int);
extern int term_raw(int, int);
extern int term_restore(int, int);
-extern void zero_bytes(volatile void *, size_t);
-void cleanup(int);
+extern void get_ttysize(int *rowp, int *colp);
static int list_sessions(int, char **, const char *, const char *, const char *);
static int parse_expr(struct search_node **, char **);
static void delay(double);
static void help(void) __attribute__((__noreturn__));
static void usage(int);
-static void *open_io_fd(char *pathbuf, int len, const char *suffix);
+static int open_io_fd(char *pathbuf, int len, const char *suffix, union io_fd *fdp);
static int parse_timing(const char *buf, const char *decimal, int *idx, double *seconds, size_t *nbytes);
+static struct log_info *parse_logfile(char *logfile);
+static void free_log_info(struct log_info *li);
+static size_t atomic_writev(int fd, struct iovec *iov, int iovcnt);
+static void sudoreplay_handler(int);
+static void sudoreplay_cleanup(void);
#ifdef HAVE_REGCOMP
# define REGEX_T regex_t
(s)[5] == '/' && \
isalnum((unsigned char)(s)[6]) && isalnum((unsigned char)(s)[7]) && \
(s)[8] == '/' && (s)[9] == 'l' && (s)[10] == 'o' && (s)[11] == 'g' && \
- (s)[9] == '\0')
+ (s)[12] == '\0')
+
+__dso_public int main(int argc, char *argv[]);
int
main(int argc, char *argv[])
{
- int ch, idx, plen, nready, interactive = 0, listonly = 0;
- const char *id, *user = NULL, *pattern = NULL, *tty = NULL, *decimal = ".";
+ int ch, idx, plen, exitcode = 0, rows = 0, cols = 0;
+ bool interactive = false, listonly = false, need_nlcr = false;
+ const char *decimal, *id, *user = NULL, *pattern = NULL, *tty = NULL;
char path[PATH_MAX], buf[LINE_MAX], *cp, *ep;
double seconds, to_wait, speed = 1.0, max_wait = 0;
- FILE *lfile;
- fd_set *fdsw;
sigaction_t sa;
- size_t len, nbytes, nread, off;
- ssize_t nwritten;
+ size_t len, nbytes, nread;
+ struct log_info *li;
+ struct iovec *iov = NULL;
+ int iovcnt = 0, iovmax = 0;
+ debug_decl(main, SUDO_DEBUG_MAIN)
+
+#if defined(SUDO_DEVEL) && defined(__OpenBSD__)
+ {
+ extern char *malloc_options;
+ malloc_options = "AFGJPR";
+ }
+#endif
#if !defined(HAVE_GETPROGNAME) && !defined(HAVE___PROGNAME)
setprogname(argc > 0 ? argv[0] : "sudoreplay");
#endif
-#ifdef HAVE_SETLOCALE
- setlocale(LC_ALL, "");
+ sudoers_setlocale(SUDOERS_LOCALE_USER, NULL);
decimal = localeconv()->decimal_point;
-#endif
+ bindtextdomain("sudoers", LOCALEDIR); /* XXX - should have sudoreplay domain */
+ textdomain("sudoers");
+
+ /* Register fatal/fatalx callback. */
+ fatal_callback_register(sudoreplay_cleanup);
+
+ /* Read sudo.conf. */
+ sudo_conf_read(NULL);
while ((ch = getopt(argc, argv, "d:f:hlm:s:V")) != -1) {
switch(ch) {
else if (strcmp(cp, "ttyout") == 0)
SET(replay_filter, 1 << IOFD_TTYOUT);
else
- errorx(1, "invalid filter option: %s", optarg);
+ fatalx(_("invalid filter option: %s"), optarg);
}
break;
case 'h':
help();
/* NOTREACHED */
case 'l':
- listonly = 1;
+ listonly = true;
break;
case 'm':
errno = 0;
max_wait = strtod(optarg, &ep);
if (*ep != '\0' || errno != 0)
- errorx(1, "invalid max wait: %s", optarg);
+ fatalx(_("invalid max wait: %s"), optarg);
break;
case 's':
errno = 0;
speed = strtod(optarg, &ep);
if (*ep != '\0' || errno != 0)
- errorx(1, "invalid speed factor: %s", optarg);
+ fatalx(_("invalid speed factor: %s"), optarg);
break;
case 'V':
- (void) printf("%s version %s\n", getprogname(), PACKAGE_VERSION);
- exit(0);
+ (void) printf(_("%s version %s\n"), getprogname(), PACKAGE_VERSION);
+ goto done;
default:
usage(1);
/* NOTREACHED */
argc -= optind;
argv += optind;
- if (listonly)
- exit(list_sessions(argc, argv, pattern, user, tty));
+ if (listonly) {
+ exitcode = list_sessions(argc, argv, pattern, user, tty);
+ goto done;
+ }
if (argc != 1)
usage(1);
plen = snprintf(path, sizeof(path), "%s/%.2s/%.2s/%.2s/timing",
session_dir, id, &id[2], &id[4]);
if (plen <= 0 || plen >= sizeof(path))
- errorx(1, "%s/%.2s/%.2s/%.2s/%.2s/timing: %s", session_dir,
+ fatalx(_("%s/%.2s/%.2s/%.2s/timing: %s"), session_dir,
id, &id[2], &id[4], strerror(ENAMETOOLONG));
} else {
plen = snprintf(path, sizeof(path), "%s/%s/timing",
session_dir, id);
if (plen <= 0 || plen >= sizeof(path))
- errorx(1, "%s/%s/timing: %s", session_dir,
+ fatalx(_("%s/%s/timing: %s"), session_dir,
id, strerror(ENAMETOOLONG));
}
plen -= 7;
/* Open files for replay, applying replay filter for the -f flag. */
for (idx = 0; idx < IOFD_MAX; idx++) {
if (ISSET(replay_filter, 1 << idx) || idx == IOFD_TIMING) {
- io_fds[idx].v = open_io_fd(path, plen, io_fnames[idx]);
- if (io_fds[idx].v == NULL)
- error(1, "unable to open %s", path);
+ if (open_io_fd(path, plen, io_fnames[idx], &io_fds[idx]) == -1)
+ fatal(_("unable to open %s"), path);
}
}
- /* Read log file. */
+ /* Parse log file. */
path[plen] = '\0';
strlcat(path, "/log", sizeof(path));
- lfile = fopen(path, "r");
- if (lfile == NULL)
- error(1, "unable to open %s", path);
- cp = NULL;
- len = 0;
- /* Pull out command (third line). */
- if (getline(&cp, &len, lfile) == -1 ||
- getline(&cp, &len, lfile) == -1 ||
- getline(&cp, &len, lfile) == -1) {
- errorx(1, "invalid log file %s", path);
+ if ((li = parse_logfile(path)) == NULL)
+ exit(1);
+ printf(_("Replaying sudo session: %s\n"), li->cmd);
+
+ /* Make sure the terminal is large enough. */
+ get_ttysize(&rows, &cols);
+ if (li->rows != 0 && li->cols != 0) {
+ if (li->rows > rows) {
+ printf(_("Warning: your terminal is too small to properly replay the log.\n"));
+ printf(_("Log geometry is %d x %d, your terminal's geometry is %d x %d."), li->rows, li->cols, rows, cols);
+ }
}
- printf("Replaying sudo session: %s", cp);
- free(cp);
- fclose(lfile);
+
+ /* Done with parsed log file. */
+ free_log_info(li);
+ li = NULL;
fflush(stdout);
- zero_bytes(&sa, sizeof(sa));
+ memset(&sa, 0, sizeof(sa));
sigemptyset(&sa.sa_mask);
sa.sa_flags = SA_RESETHAND;
- sa.sa_handler = cleanup;
+ sa.sa_handler = sudoreplay_handler;
(void) sigaction(SIGINT, &sa, NULL);
(void) sigaction(SIGKILL, &sa, NULL);
(void) sigaction(SIGTERM, &sa, NULL);
if (ch != -1)
(void) fcntl(STDIN_FILENO, F_SETFL, ch | O_NONBLOCK);
if (!term_raw(STDIN_FILENO, 1))
- error(1, "cannot set tty to raw mode");
+ fatal(_("unable to set tty to raw mode"));
+ iovmax = 32;
+ iov = ecalloc(iovmax, sizeof(*iov));
}
- fdsw = (fd_set *)emalloc2(howmany(STDOUT_FILENO + 1, NFDBITS),
- sizeof(fd_mask));
/*
* Timing file consists of line of the format: "%f %d\n"
#else
while (fgets(buf, sizeof(buf), io_fds[IOFD_TIMING].f) != NULL) {
#endif
+ char last_char = '\0';
+
if (!parse_timing(buf, decimal, &idx, &seconds, &nbytes))
- errorx(1, "invalid timing file line: %s", buf);
+ fatalx(_("invalid timing file line: %s"), buf);
if (interactive)
check_input(STDIN_FILENO, &speed);
if (io_fds[idx].v == NULL)
continue;
+ /* Check whether we need to convert newline to CR LF pairs. */
+ if (interactive)
+ need_nlcr = (idx == IOFD_STDOUT || idx == IOFD_STDERR);
+
/* All output is sent to stdout. */
while (nbytes != 0) {
if (nbytes > sizeof(buf))
nread = fread(buf, 1, len, io_fds[idx].f);
#endif
nbytes -= nread;
- off = 0;
- do {
- /* no stdio, must be unbuffered */
- nwritten = write(STDOUT_FILENO, buf + off, nread - off);
- if (nwritten == -1) {
- if (errno == EINTR)
- continue;
- if (errno == EAGAIN) {
- FD_SET(STDOUT_FILENO, fdsw);
- do {
- nready = select(STDOUT_FILENO + 1, NULL, fdsw, NULL, NULL);
- } while (nready == -1 && errno == EINTR);
- if (nready == 1)
- continue;
+
+ /* Convert newline to carriage return + linefeed if needed. */
+ if (need_nlcr) {
+ size_t remainder = nread;
+ size_t linelen;
+ iovcnt = 0;
+ cp = buf;
+ ep = cp - 1;
+ /* Handle a "\r\n" pair that spans a buffer. */
+ if (last_char == '\r' && buf[0] == '\n') {
+ ep++;
+ remainder--;
+ }
+ while ((ep = memchr(ep + 1, '\n', remainder)) != NULL) {
+ /* Is there already a carriage return? */
+ if (cp != ep && ep[-1] == '\r') {
+ remainder = (size_t)(&buf[nread - 1] - ep);
+ continue;
}
- error(1, "writing to standard output");
+
+ /* Store the line in iov followed by \r\n pair. */
+ if (iovcnt + 3 > iovmax) {
+ iovmax <<= 1;
+ iov = erealloc3(iov, iovmax, sizeof(*iov));
+ }
+ linelen = (size_t)(ep - cp) + 1;
+ iov[iovcnt].iov_base = cp;
+ iov[iovcnt].iov_len = linelen - 1; /* not including \n */
+ iovcnt++;
+ iov[iovcnt].iov_base = "\r\n";
+ iov[iovcnt].iov_len = 2;
+ iovcnt++;
+ cp = ep + 1;
+ remainder -= linelen;
+ }
+ if (cp - buf != nread) {
+ /*
+ * Partial line without a linefeed or multiple lines
+ * with \r\n pairs.
+ */
+ iov[iovcnt].iov_base = cp;
+ iov[iovcnt].iov_len = nread - (cp - buf);
+ iovcnt++;
}
- off += nwritten;
- } while (nread > off);
+ last_char = buf[nread - 1]; /* stash last char of old buffer */
+ } else {
+ /* No conversion needed. */
+ iov[0].iov_base = buf;
+ iov[0].iov_len = nread;
+ iovcnt = 1;
+ }
+ if (atomic_writev(STDOUT_FILENO, iov, iovcnt) == -1)
+ fatal(_("writing to standard output"));
}
}
term_restore(STDIN_FILENO, 1);
- exit(0);
+done:
+ sudo_debug_exit_int(__func__, __FILE__, __LINE__, sudo_debug_subsys, exitcode);
+ exit(exitcode);
}
static void
memcpy(&ts, &rts, sizeof(ts));
rval = nanosleep(&ts, &rts);
} while (rval == -1 && errno == EINTR);
- if (rval == -1)
- error(1, "nanosleep: tv_sec %ld, tv_nsec %ld", ts.tv_sec, ts.tv_nsec);
+ if (rval == -1) {
+ fatal_nodebug("nanosleep: tv_sec %lld, tv_nsec %ld",
+ (long long)ts.tv_sec, (long)ts.tv_nsec);
+ }
}
-static void *
-open_io_fd(char *path, int len, const char *suffix)
+static int
+open_io_fd(char *path, int len, const char *suffix, union io_fd *fdp)
{
+ debug_decl(open_io_fd, SUDO_DEBUG_UTIL)
+
path[len] = '\0';
strlcat(path, suffix, PATH_MAX);
#ifdef HAVE_ZLIB_H
- return gzopen(path, "r");
+ fdp->g = gzopen(path, "r");
#else
- return fopen(path, "r");
+ fdp->f = fopen(path, "r");
#endif
+ debug_return_int(fdp->v ? 0 : -1);
+}
+
+/*
+ * Call writev(), restarting as needed and handling EAGAIN since
+ * fd may be in non-blocking mode.
+ */
+static size_t
+atomic_writev(int fd, struct iovec *iov, int iovcnt)
+{
+ ssize_t n, nwritten = 0;
+ size_t count, remainder, nbytes = 0;
+ int i;
+ debug_decl(atomic_writev, SUDO_DEBUG_UTIL)
+
+ for (i = 0; i < iovcnt; i++)
+ nbytes += iov[i].iov_len;
+
+ for (;;) {
+ n = writev(STDOUT_FILENO, iov, iovcnt);
+ if (n > 0) {
+ nwritten += n;
+ remainder = nbytes - nwritten;
+ if (remainder == 0)
+ break;
+ /* short writev, adjust iov and do the rest. */
+ count = 0;
+ i = iovcnt;
+ while (i--) {
+ count += iov[i].iov_len;
+ if (count == remainder) {
+ iov += i;
+ iovcnt -= i;
+ break;
+ }
+ if (count > remainder) {
+ size_t off = (count - remainder);
+ /* XXX - side effect prevents iov from being const */
+ iov[i].iov_base = (char *)iov[i].iov_base + off;
+ iov[i].iov_len -= off;
+ iov += i;
+ iovcnt -= i;
+ break;
+ }
+ }
+ continue;
+ }
+ if (n == 0 || errno == EAGAIN) {
+ int nready;
+ fd_set fdsw;
+ FD_ZERO(&fdsw);
+ FD_SET(STDOUT_FILENO, &fdsw);
+ do {
+ nready = select(STDOUT_FILENO + 1, NULL, &fdsw, NULL, NULL);
+ } while (nready == -1 && errno == EINTR);
+ if (nready == 1)
+ continue;
+ }
+ if (errno == EINTR)
+ continue;
+ nwritten = -1;
+ break;
+ }
+ debug_return_size_t(nwritten);
}
/*
{
struct search_node *sn, *newsn;
char or = 0, not = 0, type, **av;
+ debug_decl(parse_expr, SUDO_DEBUG_UTIL)
sn = *headp;
for (av = argv; *av; av++) {
continue;
case 'c': /* command */
if (av[0][1] == '\0')
- errorx(1, "ambiguous expression \"%s\"", *av);
+ fatalx(_("ambiguous expression \"%s\""), *av);
if (strncmp(*av, "cwd", strlen(*av)) == 0)
type = ST_CWD;
else if (strncmp(*av, "command", strlen(*av)) == 0)
break;
case 't': /* tty or to date */
if (av[0][1] == '\0')
- errorx(1, "ambiguous expression \"%s\"", *av);
+ fatalx(_("ambiguous expression \"%s\""), *av);
if (strncmp(*av, "todate", strlen(*av)) == 0)
type = ST_TODATE;
else if (strncmp(*av, "tty", strlen(*av)) == 0)
if (av[0][1] != '\0')
goto bad;
if (stack_top + 1 == STACK_NODE_SIZE) {
- errorx(1, "too many parenthesized expressions, max %d",
+ fatalx(_("too many parenthesized expressions, max %d"),
STACK_NODE_SIZE);
}
node_stack[stack_top++] = sn;
goto bad;
/* pop */
if (--stack_top < 0)
- errorx(1, "unmatched ')' in expression");
+ fatalx(_("unmatched ')' in expression"));
if (node_stack[stack_top])
sn->next = node_stack[stack_top]->next;
- return av - argv + 1;
+ debug_return_int(av - argv + 1);
bad:
default:
- errorx(1, "unknown search term \"%s\"", *av);
+ fatalx(_("unknown search term \"%s\""), *av);
/* NOTREACHED */
}
/* Allocate new search node */
- newsn = emalloc(sizeof(*newsn));
- newsn->next = NULL;
+ newsn = ecalloc(1, sizeof(*newsn));
newsn->type = type;
newsn->or = or;
newsn->negated = not;
+ /* newsn->next = NULL; */
if (type == ST_EXPR) {
av += parse_expr(&newsn->u.expr, av + 1);
} else {
if (*(++av) == NULL)
- errorx(1, "%s requires an argument", av[-1]);
+ fatalx(_("%s requires an argument"), av[-1]);
#ifdef HAVE_REGCOMP
if (type == ST_PATTERN) {
if (regcomp(&newsn->u.cmdre, *av, REG_EXTENDED|REG_NOSUB) != 0)
- errorx(1, "invalid regex: %s", *av);
+ fatalx(_("invalid regular expression: %s"), *av);
} else
#endif
if (type == ST_TODATE || type == ST_FROMDATE) {
newsn->u.tstamp = get_date(*av);
if (newsn->u.tstamp == -1)
- errorx(1, "could not parse date \"%s\"", *av);
+ fatalx(_("could not parse date \"%s\""), *av);
} else {
newsn->u.ptr = *av;
}
sn = newsn;
}
if (stack_top)
- errorx(1, "unmatched '(' in expression");
+ fatalx(_("unmatched '(' in expression"));
if (or)
- errorx(1, "illegal trailing \"or\"");
+ fatalx(_("illegal trailing \"or\""));
if (not)
- errorx(1, "illegal trailing \"!\"");
+ fatalx(_("illegal trailing \"!\""));
- return av - argv;
+ debug_return_int(av - argv);
}
-static int
+static bool
match_expr(struct search_node *head, struct log_info *log)
{
struct search_node *sn;
- int matched = 1, rc;
+ bool matched = true;
+ int rc;
+ debug_decl(match_expr, SUDO_DEBUG_UTIL)
for (sn = head; sn; sn = sn->next) {
/* If we have no match, skip ahead to the next OR entry. */
if (rc && rc != REG_NOMATCH) {
char buf[BUFSIZ];
regerror(rc, &sn->u.cmdre, buf, sizeof(buf));
- errorx(1, "%s", buf);
+ fatalx("%s", buf);
}
matched = rc == REG_NOMATCH ? 0 : 1;
#else
if (sn->negated)
matched = !matched;
}
- return matched;
+ debug_return_bool(matched);
}
-static int
-list_session(char *logfile, REGEX_T *re, const char *user, const char *tty)
+static struct log_info *
+parse_logfile(char *logfile)
{
FILE *fp;
- char *buf = NULL, *cmd = NULL, *cwd = NULL, idbuf[7], *idstr, *cp;
- struct log_info li;
+ char *buf = NULL, *cp, *ep;
size_t bufsize = 0, cwdsize = 0, cmdsize = 0;
- int rval = -1;
+ struct log_info *li = NULL;
+ debug_decl(list_session, SUDO_DEBUG_UTIL)
fp = fopen(logfile, "r");
if (fp == NULL) {
- warning("unable to open %s", logfile);
- goto done;
+ warning(_("unable to open %s"), logfile);
+ goto bad;
}
/*
* 2) cwd
* 3) command with args
*/
+ li = ecalloc(1, sizeof(*li));
if (getline(&buf, &bufsize, fp) == -1 ||
- getline(&cwd, &cwdsize, fp) == -1 ||
- getline(&cmd, &cmdsize, fp) == -1) {
- goto done;
+ getline(&li->cwd, &cwdsize, fp) == -1 ||
+ getline(&li->cmd, &cmdsize, fp) == -1) {
+ goto bad;
}
- /* crack the log line: timestamp:user:runas_user:runas_group:tty */
+ /* Strip the newline from the cwd and command. */
+ li->cwd[strcspn(li->cwd, "\n")] = '\0';
+ li->cmd[strcspn(li->cmd, "\n")] = '\0';
+
+ /*
+ * Crack the log line (rows and cols not present in old versions).
+ * timestamp:user:runas_user:runas_group:tty:rows:cols
+ */
buf[strcspn(buf, "\n")] = '\0';
- if ((li.tstamp = atoi(buf)) == 0)
- goto done;
- if ((cp = strchr(buf, ':')) == NULL)
- goto done;
- *cp++ = '\0';
- li.user = cp;
+ /* timestamp */
+ if ((ep = strchr(buf, ':')) == NULL)
+ goto bad;
+ if ((li->tstamp = atoi(buf)) == 0)
+ goto bad;
- if ((cp = strchr(cp, ':')) == NULL)
- goto done;
- *cp++ = '\0';
- li.runas_user = cp;
+ /* user */
+ cp = ep + 1;
+ if ((ep = strchr(cp, ':')) == NULL)
+ goto bad;
+ li->user = estrndup(cp, (size_t)(ep - cp));
- if ((cp = strchr(cp, ':')) == NULL)
- goto done;
- *cp++ = '\0';
- li.runas_group = cp;
+ /* runas user */
+ cp = ep + 1;
+ if ((ep = strchr(cp, ':')) == NULL)
+ goto bad;
+ li->runas_user = estrndup(cp, (size_t)(ep - cp));
- if ((cp = strchr(cp, ':')) == NULL)
- goto done;
- *cp++ = '\0';
- li.tty = cp;
+ /* runas group */
+ cp = ep + 1;
+ if ((ep = strchr(cp, ':')) == NULL)
+ goto bad;
+ if (cp != ep)
+ li->runas_group = estrndup(cp, (size_t)(ep - cp));
+
+ /* tty, followed by optional rows + columns */
+ cp = ep + 1;
+ if ((ep = strchr(cp, ':')) == NULL) {
+ li->tty = estrdup(cp);
+ } else {
+ li->tty = estrndup(cp, (size_t)(ep - cp));
+ cp = ep + 1;
+ li->rows = atoi(cp);
+ if ((ep = strchr(cp, ':')) != NULL) {
+ cp = ep + 1;
+ li->cols = atoi(cp);
+ }
+ }
+ fclose(fp);
+ efree(buf);
+ debug_return_ptr(li);
- cwd[strcspn(cwd, "\n")] = '\0';
- li.cwd = cwd;
+bad:
+ if (fp != NULL)
+ fclose(fp);
+ efree(buf);
+ free_log_info(li);
+ debug_return_ptr(NULL);
+}
+
+static void
+free_log_info(struct log_info *li)
+{
+ if (li != NULL) {
+ efree(li->cwd);
+ efree(li->user);
+ efree(li->runas_user);
+ efree(li->runas_group);
+ efree(li->tty);
+ efree(li->cmd);
+ efree(li);
+ }
+}
- cmd[strcspn(cmd, "\n")] = '\0';
- li.cmd = cmd;
+static int
+list_session(char *logfile, REGEX_T *re, const char *user, const char *tty)
+{
+ char idbuf[7], *idstr, *cp;
+ struct log_info *li;
+ int rval = -1;
+ debug_decl(list_session, SUDO_DEBUG_UTIL)
+
+ if ((li = parse_logfile(logfile)) == NULL)
+ goto done;
/* Match on search expression if there is one. */
- if (search_expr && !match_expr(search_expr, &li))
+ if (search_expr && !match_expr(search_expr, li))
goto done;
/* Convert from /var/log/sudo-sessions/00/00/01/log to 000001 */
cp = logfile + strlen(session_dir) + 1;
if (IS_IDLOG(cp)) {
- idbuf[0] = cp[7];
- idbuf[1] = cp[6];
- idbuf[2] = cp[4];
- idbuf[3] = cp[3];
- idbuf[4] = cp[1];
- idbuf[5] = cp[0];
+ idbuf[0] = cp[0];
+ idbuf[1] = cp[1];
+ idbuf[2] = cp[3];
+ idbuf[3] = cp[4];
+ idbuf[4] = cp[6];
+ idbuf[5] = cp[7];
idbuf[6] = '\0';
idstr = idbuf;
} else {
cp[strlen(cp) - 4] = '\0';
idstr = cp;
}
+ /* XXX - print rows + cols? */
printf("%s : %s : TTY=%s ; CWD=%s ; USER=%s ; ",
- get_timestr(li.tstamp, 1), li.user, li.tty, li.cwd, li.runas_user);
- if (*li.runas_group)
- printf("GROUP=%s ; ", li.runas_group);
- printf("TSID=%s ; COMMAND=%s\n", idstr, li.cmd);
+ get_timestr(li->tstamp, 1), li->user, li->tty, li->cwd, li->runas_user);
+ if (li->runas_group)
+ printf("GROUP=%s ; ", li->runas_group);
+ printf("TSID=%s ; COMMAND=%s\n", idstr, li->cmd);
rval = 0;
done:
- fclose(fp);
- return rval;
+ free_log_info(li);
+ debug_return_int(rval);
+}
+
+static int
+session_compare(const void *v1, const void *v2)
+{
+ const char *s1 = *(const char **)v1;
+ const char *s2 = *(const char **)v2;
+ return strcmp(s1, s2);
}
+/* XXX - always returns 0, calls fatal() on failure */
static int
find_sessions(const char *dir, REGEX_T *re, const char *user, const char *tty)
{
DIR *d;
struct dirent *dp;
struct stat sb;
- size_t sdlen;
- int len;
- char pathbuf[PATH_MAX];
+ size_t sdlen, sessions_len = 0, sessions_size = 36*36;
+ int i, len;
+ char pathbuf[PATH_MAX], **sessions = NULL;
+#ifdef HAVE_STRUCT_DIRENT_D_TYPE
+ bool checked_type = true;
+#else
+ const bool checked_type = false;
+#endif
+ debug_decl(find_sessions, SUDO_DEBUG_UTIL)
d = opendir(dir);
if (d == NULL)
- error(1, "unable to open %s", dir);
+ fatal(_("unable to open %s"), dir);
/* XXX - would be faster to chdir and use relative names */
sdlen = strlcpy(pathbuf, dir, sizeof(pathbuf));
if (sdlen + 1 >= sizeof(pathbuf)) {
errno = ENAMETOOLONG;
- error(1, "%s/", dir);
+ fatal("%s/", dir);
}
pathbuf[sdlen++] = '/';
pathbuf[sdlen] = '\0';
+
+ /* Store potential session dirs for sorting. */
+ sessions = emalloc2(sessions_size, sizeof(char *));
while ((dp = readdir(d)) != NULL) {
/* Skip "." and ".." */
if (dp->d_name[0] == '.' && (dp->d_name[1] == '\0' ||
(dp->d_name[1] == '.' && dp->d_name[2] == '\0')))
continue;
+#ifdef HAVE_STRUCT_DIRENT_D_TYPE
+ if (checked_type) {
+ if (dp->d_type != DT_DIR) {
+ /* Not all file systems support d_type. */
+ if (dp->d_type != DT_UNKNOWN)
+ continue;
+ checked_type = false;
+ }
+ }
+#endif
+ /* Add name to session list. */
+ if (sessions_len + 1 > sessions_size) {
+ sessions_size <<= 1;
+ sessions = erealloc3(sessions, sessions_size, sizeof(char *));
+ }
+ sessions[sessions_len++] = estrdup(dp->d_name);
+ }
+ closedir(d);
+
+ /* Sort and list the sessions. */
+ qsort(sessions, sessions_len, sizeof(char *), session_compare);
+ for (i = 0; i < sessions_len; i++) {
len = snprintf(&pathbuf[sdlen], sizeof(pathbuf) - sdlen,
- "%s/log", dp->d_name);
+ "%s/log", sessions[i]);
if (len <= 0 || len >= sizeof(pathbuf) - sdlen) {
errno = ENAMETOOLONG;
- error(1, "%s/%s/log", dir, dp->d_name);
+ fatal("%s/%s/log", dir, sessions[i]);
}
+ efree(sessions[i]);
/* Check for dir with a log file. */
if (lstat(pathbuf, &sb) == 0 && S_ISREG(sb.st_mode)) {
} else {
/* Strip off "/log" and recurse if a dir. */
pathbuf[sdlen + len - 4] = '\0';
- if (lstat(pathbuf, &sb) == 0 && S_ISDIR(sb.st_mode))
+ if (checked_type || (lstat(pathbuf, &sb) == 0 && S_ISDIR(sb.st_mode)))
find_sessions(pathbuf, re, user, tty);
}
}
- closedir(d);
+ efree(sessions);
- return 0;
+ debug_return_int(0);
}
+/* XXX - always returns 0, calls fatal() on failure */
static int
list_sessions(int argc, char **argv, const char *pattern, const char *user,
const char *tty)
{
REGEX_T rebuf, *re = NULL;
+ debug_decl(list_sessions, SUDO_DEBUG_UTIL)
/* Parse search expression if present */
parse_expr(&search_expr, argv);
if (pattern) {
re = &rebuf;
if (regcomp(re, pattern, REG_EXTENDED|REG_NOSUB) != 0)
- errorx(1, "invalid regex: %s", pattern);
+ fatalx(_("invalid regular expression: %s"), pattern);
}
#else
re = (char *) pattern;
#endif /* HAVE_REGCOMP */
- return find_sessions(session_dir, re, user, tty);
+ debug_return_int(find_sessions(session_dir, re, user, tty));
}
/*
struct timeval tv;
char ch;
ssize_t n;
+ debug_decl(check_input, SUDO_DEBUG_UTIL)
- fdsr = (fd_set *)emalloc2(howmany(ttyfd + 1, NFDBITS), sizeof(fd_mask));
-
+ fdsr = ecalloc(howmany(ttyfd + 1, NFDBITS), sizeof(fd_mask));
for (;;) {
FD_SET(ttyfd, fdsr);
tv.tv_sec = 0;
}
}
free(fdsr);
+ debug_return;
}
/*
long l;
double d, fract = 0;
char *cp, *ep;
+ debug_decl(parse_timing, SUDO_DEBUG_UTIL)
/* Parse index */
ul = strtoul(buf, &ep, 10);
goto bad;
*nbytes = (size_t)ul;
- return 1;
+ debug_return_int(1);
bad:
- return 0;
+ debug_return_int(0);
}
static void
usage(int fatal)
{
fprintf(fatal ? stderr : stdout,
- "usage: %s [-h] [-d directory] [-m max_wait] [-s speed_factor] ID\n",
+ _("usage: %s [-h] [-d directory] [-m max_wait] [-s speed_factor] ID\n"),
getprogname());
fprintf(fatal ? stderr : stdout,
- "usage: %s [-h] [-d directory] -l [search expression]\n",
+ _("usage: %s [-h] [-d directory] -l [search expression]\n"),
getprogname());
if (fatal)
exit(1);
static void
help(void)
{
- (void) printf("%s - replay sudo session logs\n\n", getprogname());
+ (void) printf(_("%s - replay sudo session logs\n\n"), getprogname());
usage(0);
- (void) puts("\nOptions:");
- (void) puts(" -d directory specify directory for session logs");
- (void) puts(" -f filter specify which I/O type to display");
- (void) puts(" -h display help message and exit");
- (void) puts(" -l [expression] list available session IDs that match expression");
- (void) puts(" -m max_wait max number of seconds to wait between events");
- (void) puts(" -s speed_factor speed up or slow down output");
- (void) puts(" -V display version information and exit");
+ (void) puts(_("\nOptions:\n"
+ " -d directory specify directory for session logs\n"
+ " -f filter specify which I/O type to display\n"
+ " -h display help message and exit\n"
+ " -l [expression] list available session IDs that match expression\n"
+ " -m max_wait max number of seconds to wait between events\n"
+ " -s speed_factor speed up or slow down output\n"
+ " -V display version information and exit"));
exit(0);
}
/*
- * Cleanup hook for error()/errorx()
+ * Cleanup hook for fatal()/fatalx()
*/
-void
-cleanup(int signo)
+static void
+sudoreplay_cleanup(void)
+{
+ term_restore(STDIN_FILENO, 0);
+}
+
+/*
+ * Signal handler for SIGINT, SIGKILL, SIGTERM, SIGHUP
+ * Must be installed with SA_RESETHAND enabled.
+ */
+static void
+sudoreplay_handler(int signo)
{
term_restore(STDIN_FILENO, 0);
- if (signo)
- kill(getpid(), signo);
+ kill(getpid(), signo);
}