Streaming bugreport content to stdout 1/2 am: 031c957e55 (340d9f18) · Commits · e / os / android_frameworks_native-old

cmds/bugreportz/bugreportz.cpp

+28 −5

Original line number	Diff line number	Diff line
		@@ -14,6 +14,10 @@
		* limitations under the License.
		*/

		#include "bugreportz.h"

		#include <android-base/file.h>
		#include <android-base/strings.h>
		#include <errno.h>
		#include <stdio.h>
		#include <stdlib.h>
		@@ -22,11 +26,6 @@

		#include <string>

		#include <android-base/file.h>
		#include <android-base/strings.h>

		#include "bugreportz.h"

		static constexpr char BEGIN_PREFIX[] = "BEGIN:";
		static constexpr char PROGRESS_PREFIX[] = "PROGRESS:";

		@@ -70,6 +69,30 @@ int bugreportz(int s, bool show_progress) {
		}
		// Process final line, in case it didn't finish with newline
		write_line(line, show_progress);
		return EXIT_SUCCESS;
		}

		int bugreportz_stream(int s) {
		while (1) {
		char buffer[65536];
		ssize_t bytes_read = TEMP_FAILURE_RETRY(read(s, buffer, sizeof(buffer)));
		if (bytes_read == 0) {
		break;
		} else if (bytes_read == -1) {
		// EAGAIN really means time out, so change the errno.
		if (errno == EAGAIN) {
		errno = ETIMEDOUT;
		}
		printf("FAIL:Bugreport read terminated abnormally (%s)\n", strerror(errno));
		return EXIT_FAILURE;
		}

		if (!android::base::WriteFully(android::base::borrowed_fd(STDOUT_FILENO), buffer,
		bytes_read)) {
		printf("Failed to write data to stdout: trying to send %zd bytes (%s)\n", bytes_read,
		strerror(errno));
		return EXIT_FAILURE;
		}
		}
		return EXIT_SUCCESS;
		}

cmds/bugreportz/bugreportz.h

+4 −0

Original line number	Diff line number	Diff line
		@@ -19,4 +19,8 @@
		// Ownership of the socket is not transferred.
		int bugreportz(int s, bool show_progress);

		// Calls dumpstate using the given socket and write the file content to stdout
		// instead of file location. Ownership of the socket is not transferred.
		int bugreportz_stream(int s);

		#endif // BUGREPORTZ_H

cmds/bugreportz/main.cpp

+19 −5

Original line number	Diff line number	Diff line
		@@ -26,13 +26,14 @@

		#include "bugreportz.h"

		static constexpr char VERSION[] = "1.1";
		static constexpr char VERSION[] = "1.2";

		static void show_usage() {
		fprintf(stderr,
		"usage: bugreportz [-hpv]\n"
		"usage: bugreportz [-hpsv]\n"
		" -h: to display this help message\n"
		" -p: display progress\n"
		" -s: stream content to standard output\n"
		" -v: to display the version\n"
		" or no arguments to generate a zipped bugreport\n");
		}
		@@ -43,10 +44,11 @@ static void show_version() {

		int main(int argc, char* argv[]) {
		bool show_progress = false;
		bool stream_data = false;
		if (argc > 1) {
		/* parse arguments */
		int c;
		while ((c = getopt(argc, argv, "hpv")) != -1) {
		while ((c = getopt(argc, argv, "hpsv")) != -1) {
		switch (c) {
		case 'h':
		show_usage();
		@@ -54,6 +56,9 @@ int main(int argc, char* argv[]) {
		case 'p':
		show_progress = true;
		break;
		case 's':
		stream_data = true;
		break;
		case 'v':
		show_version();
		return EXIT_SUCCESS;
		@@ -75,7 +80,11 @@ int main(int argc, char* argv[]) {
		// should be reused instead.

		// Start the dumpstatez service.
		if (stream_data) {
		property_set("ctl.start", "dumpstate");
		} else {
		property_set("ctl.start", "dumpstatez");
		}

		// Socket will not be available until service starts.
		int s = -1;
		@@ -103,7 +112,12 @@ int main(int argc, char* argv[]) {
		strerror(errno));
		}

		int ret = bugreportz(s, show_progress);
		int ret;
		if (stream_data) {
		ret = bugreportz_stream(s);
		} else {
		ret = bugreportz(s, show_progress);
		}

		if (close(s) == -1) {
		fprintf(stderr, "WARNING: error closing socket: %s\n", strerror(errno));