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authorKris Kennaway <kris@FreeBSD.org>2002-11-03 04:49:39 +0000
committerKris Kennaway <kris@FreeBSD.org>2002-11-03 04:49:39 +0000
commit7c78297dc2986811b89e7ad9a14e503f17eca9dc (patch)
treeb0d2e7358f19eeae01b1712b2e0f6aff2b8b0fa1 /Tools
parentaa578dd3a620087d7a7941351d497bd6a0e59237 (diff)
downloadports-7c78297dc2986811b89e7ad9a14e503f17eca9dc.tar.gz
ports-7c78297dc2986811b89e7ad9a14e503f17eca9dc.zip
Notes
Diffstat (limited to 'Tools')
-rw-r--r--Tools/portbuild/scripts/pnohang.c117
-rw-r--r--Tools/portbuild/scripts/ptimeout.c75
2 files changed, 192 insertions, 0 deletions
diff --git a/Tools/portbuild/scripts/pnohang.c b/Tools/portbuild/scripts/pnohang.c
new file mode 100644
index 000000000000..a85b7b5181af
--- /dev/null
+++ b/Tools/portbuild/scripts/pnohang.c
@@ -0,0 +1,117 @@
+/* pnohang: executes command ($4-) with output in file ($3)
+ * kills command if no output with $1 seconds with message in $2
+ * usage: pnohang timeout file command args ...
+ */
+
+#include <sys/param.h>
+#include <sys/types.h>
+#include <sys/wait.h>
+#include <sys/stat.h>
+#include <signal.h>
+#include <unistd.h>
+#include <time.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <string.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+int
+main(int argc, char *argv[])
+{
+ int timeout, status, i, result, ofd;
+ char *command, *outfile, *message, args[MAXPATHLEN + 1];
+ char logstr[BUFSIZ + 1];
+ pid_t pid, pid1, pid2, child;
+ time_t now;
+ struct stat st;
+ struct sigaction sv;
+
+ if (argc < 3) {
+ printf("usage: %s timeout outfile message command [args...]\n",
+ argv[0]);
+ exit(1);
+ }
+
+ timeout = atoi(argv[1]);
+ outfile = argv[2];
+ message = argv[3];
+ command = argv[4];
+
+ bzero(args, MAXPATHLEN + 1);
+ for (i = 4; i < argc; i++) {
+ strlcat(args, argv[i], MAXPATHLEN - strlen(args));
+ strlcat(args, " ", MAXPATHLEN - strlen(args));
+ }
+
+ pid = getpid();
+
+ /*printf("timeout is %d\n", timeout);
+ printf("outfile is %s\n", outfile);
+ printf("message is %s\n", message);
+ printf("arguments are %s", args);*/
+
+ if ((ofd = open(outfile, O_CREAT|O_TRUNC|O_WRONLY, 0600)) == -1)
+ err(1, "open");
+
+ if (dup2(ofd, STDOUT_FILENO) == -1)
+ err(1, "dup2 stdout");
+ if (dup2(ofd, STDERR_FILENO) == -1)
+ err(1, "dup2 stderr");
+
+ if ((pid1 = fork()) > 0) {
+ if ((pid2 = fork()) > 0) {
+ sv.sa_handler = SIG_IGN;
+ sigemptyset(&sv.sa_mask);
+ sv.sa_flags = 0;
+ sigaction(SIGTERM, &sv, 0);
+
+ /* parent */
+ child = wait(&status);
+ /*printf("exited child is %d, status is %d\n", child, status);*/
+
+ if (pid1 = child) {
+ /*printf("killing process %d (second child)\n", pid2);*/
+ kill(pid2, SIGTERM);
+ } else {
+ /*printf("killing process %d (first child)\n", pid1);*/
+ kill(pid1, SIGTERM);
+ }
+ /* exit status in upper 8 bits, killed signal (if any) in
+ * lower 8 bits
+ */
+ exit((status >> 8) | (status & 0xff));
+ } else {
+ /* second child */
+ for (;;) {
+ sleep(timeout/10);
+ now = time(NULL);
+ stat(outfile, &st);
+ if ((now - st.st_mtime) > timeout) {
+ /*snprintf(logstr, BUFSIZ, "logger -t %s killing %s %s, pid %d since no output in %d seconds", argv[0], args, message, pid, timeout);
+ system(logstr);*/
+ printf("%s: killing %s (%s, pid %d and %d) since no output in %d seconds since %s", argv[0], args, message, pid1, pid, timeout, ctime(&now));
+ printf("ps jgx before the singal\n");
+ system("ps jgxww");
+ sleep(1); /* give it a chance to output the message */
+ kill(pid1, SIGTERM);
+ sleep(1);
+ kill(pid, SIGTERM);
+ sleep(1);
+ system("ps jgxww");
+ exit(1);
+ }
+ }
+ }
+ } else {
+ /* first child */
+ /*printf("executing %s\n", args);*/
+ result = execvp(command, argv + 4);
+ if (result < 0) {
+ printf("Failed to exec %s: %s\n", args, strerror(errno));
+ exit(1);
+ }
+ }
+
+ return 0;
+}
diff --git a/Tools/portbuild/scripts/ptimeout.c b/Tools/portbuild/scripts/ptimeout.c
new file mode 100644
index 000000000000..33e9ecc4f3a9
--- /dev/null
+++ b/Tools/portbuild/scripts/ptimeout.c
@@ -0,0 +1,75 @@
+/* ptimeout: executes command but kills it after a specified timeout
+ * usage: ptimeout timeout command args ...
+ *
+ * $FreeBSD$
+ */
+
+#include <sys/param.h>
+#include <sys/types.h>
+#include <signal.h>
+#include <sys/wait.h>
+#include <unistd.h>
+#include <time.h>
+#include <string.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+int
+main(int argc, char *argv[])
+{
+ int timeout, status, i;
+ pid_t pid1, pid2, child;
+ char *command, args[MAXPATHLEN + 1];
+ time_t t;
+
+ if (argc < 3) {
+ printf("usage: %s timeout command [args ...]\n", argv[0]);
+ exit(1);
+ }
+
+ timeout = atoi(argv[1]);
+ command = argv[2];
+
+ bzero(args, MAXPATHLEN + 1);
+ for (i = 2; i < argc; i++) {
+ strlcat(args, argv[i], MAXPATHLEN - strlen(args));
+ strlcat(args, " ", MAXPATHLEN - strlen(args));
+ }
+
+ /*printf("timeout is %d\n", timeout);
+ printf("arguments are %s\n", args);*/
+
+ if ((pid1 = fork()) > 0) {
+ if ((pid2 = fork()) > 0) {
+ /* parent */
+ /*printf("child pids are %d %d\n", pid1, pid2);*/
+ child = wait(&status);
+ /*printf("exited child is %d, status is %d\n", child, status);*/
+ if (pid1 = child) {
+ /*printf("killing process %d\n", pid2);*/
+ kill(pid2, SIGTERM);
+ } else {
+ /*printf("killing process %d\n", pid1);*/
+ kill(pid1, SIGTERM);
+ }
+ /* exit status in upper 8 bits, killed signal (if any)
+ * in lower 8 bits
+ */
+ exit((status >> 8) | (status & 0xff));
+ } else {
+ /* second child */
+ sleep(timeout);
+ t = time(NULL);
+ printf("ptimeout: killing %s (pid %d) since timeout of %d expired at %s", args, pid1, timeout, ctime(&t));
+ kill(pid1, SIGTERM);
+ exit(1);
+ }
+ } else {
+ /* first child */
+ /*printf("executing %s\n", args);*/
+ execvp(command, argv + 2);
+ }
+
+ /* Shouldn't be reached. */
+ return 0;
+}