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stable startingpoint

This commit is contained in:
Leon van Kammen 2025-01-13 14:45:38 +01:00
parent 18b32f088e
commit f42c0eaf28
3 changed files with 213 additions and 45 deletions
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14
buildroot-v86/board/v86/rootfs_overlay/etc/profile
View File

@ -63,24 +63,14 @@ alias ls='ls -ha -w100'
# interactive login
which screen &> /dev/null && {
[[ -t 0 ]] && {
eval $(resize) # important
printf "\r" # weird but needed
test -n "$STY" || {
resize # call twice
resize # otherwise COLUMNS/ROWS is 0
# resize # call twice
# resize # otherwise COLUMNS/ROWS is 0
# # add URL-hash as extra screen session
# test -z "$HASH" || {
# grep 'screen -t #' /root/.screenrc || {
# echo "screen -t xrsh+URL 3 /bin/sh -c 'source /etc/profile.sh; ${HASH}; sh'" | sed "s/'#/'/g" >> /root/.screenrc
# }
# }
# execute URL hash or GNU screen
test -n "$HASH" && hook URI/fragment "${HASH:1}"
test -z "$HASH" && screen -Aa -R -T screen-256color -c /root/.screenrc
}
test -n "$STY" && {
resize # call twice
resize # otherwise COLUMNS/ROWS is 0
test -f /root/motd && cat /root/motd || cat /etc/motd;
say "welcome to eex r, shell. For an optimal user experience, connect a Bluetooth keyboard." &
}

10
buildroot-v86/configs/busybox.config
View File

@ -1,7 +1,7 @@
# JOA
#
# Automatically generated make config: don't edit
# Busybox version: 1.36.1
# Mon Dec 30 10:23:26 2024
# Thu Jan 9 11:13:11 2025
#
CONFIG_HAVE_DOT_CONFIG=y
@ -1210,14 +1210,14 @@ CONFIG_FEATURE_SH_EMBEDDED_SCRIPTS=y
#
# System Logging Utilities
#
CONFIG_KLOGD=y
CONFIG_FEATURE_KLOGD_KLOGCTL=y
# CONFIG_KLOGD is not set
# CONFIG_FEATURE_KLOGD_KLOGCTL is not set
CONFIG_LOGGER=y
# CONFIG_LOGREAD is not set
# CONFIG_FEATURE_LOGREAD_REDUCED_LOCKING is not set
CONFIG_SYSLOGD=y
CONFIG_FEATURE_ROTATE_LOGFILE=y
CONFIG_FEATURE_REMOTE_LOG=y
# CONFIG_FEATURE_REMOTE_LOG is not set
# CONFIG_FEATURE_SYSLOGD_DUP is not set
# CONFIG_FEATURE_SYSLOGD_CFG is not set
# CONFIG_FEATURE_SYSLOGD_PRECISE_TIMESTAMPS is not set

196
buildroot-v86/package/fusescript/fusescript.c
View File

@ -1,3 +1,4 @@
// SPDX: GPL-3.0-or-later
#define FUSE_USE_VERSION 35
#include <fuse3/fuse.h>
@ -8,13 +9,66 @@
#include <unistd.h>
static const char *script_path;
static int use_serial = 0;
static char serial_device[256];
static const char *END_TOKEN = "\0\0\0";
static int call_script_serial(const char *command, char **output) {
int fd = open(serial_device, O_RDWR | O_NOCTTY);
if (fd < 0) {
perror("open serial device");
return -errno;
}
// Write the command to the serial device
size_t command_len = strlen(command);
if (write(fd, command, command_len) != command_len) {
perror("write to serial");
close(fd);
return -EIO;
}
// Read the response
size_t size = 0;
*output = NULL;
char buffer[1024];
ssize_t bytes_read;
while ((bytes_read = read(fd, buffer, sizeof(buffer))) > 0) {
*output = realloc(*output, size + bytes_read + 1);
memcpy(*output + size, buffer, bytes_read);
size += bytes_read;
if (size >= 3 && memcmp(*output + size - 3, END_TOKEN, 3) == 0) {
size -= 3; // Remove the END_TOKEN
break;
}
}
if (bytes_read < 0) {
perror("read from serial");
free(*output);
close(fd);
return -EIO;
}
if (*output) {
(*output)[size] = '\0';
}
close(fd);
return 0;
}
static int call_script(const char *action, const char *path, char **output) {
char command[4096];
FILE *fp;
snprintf(command, sizeof(command), "%s %s '%s'", script_path, action, path);
fp = popen(command, "r");
if (use_serial) {
return call_script_serial(command, output);
} else {
FILE *fp = popen(command, "r");
if (!fp) {
return -errno;
}
@ -34,6 +88,7 @@ static int call_script(const char *action, const char *path, char **output) {
}
return pclose(fp);
}
}
static int fusescript_getattr(const char *path, struct stat *stbuf, struct fuse_file_info *fi) {
@ -103,11 +158,6 @@ static int fusescript_readdir(const char *path, void *buf, fuse_fill_dir_t fille
(void) fi;
(void) flags;
if (strcmp(path, "/") != 0) {
// If the path is not the root, return an error
return -ENOENT;
}
// Add default entries for directories
filler(buf, ".", NULL, 0, 0); // Current directory
filler(buf, "..", NULL, 0, 0); // Parent directory
@ -188,6 +238,112 @@ static int fusescript_rmdir(const char *path) {
return ret == 0 ? 0 : -EIO;
}
// Add getxattr function
static int fusescript_getxattr(const char *path, const char *name, char *value, size_t size) {
char command[4096];
snprintf(command, sizeof(command), "%s getxattr '%s' '%s'", script_path, path, name);
FILE *fp = popen(command, "r");
if (!fp) {
return -errno;
}
char *output = NULL;
size_t output_len = 0;
char line[1024];
while (fgets(line, sizeof(line), fp)) {
size_t len = strlen(line);
output = realloc(output, output_len + len + 1);
memcpy(output + output_len, line, len);
output_len += len;
}
if (output) {
output[output_len] = '\0';
}
int ret = pclose(fp);
if (ret != 0 || !output) {
free(output);
return -EIO;
}
if (size == 0) {
// Return the size of the required buffer
free(output);
return output_len;
} else if (size < output_len) {
// Buffer too small
free(output);
return -ERANGE;
}
// Copy the attribute value
memcpy(value, output, output_len);
free(output);
return output_len;
}
// Add setxattr function
static int fusescript_setxattr(const char *path, const char *name, const char *value, size_t size, int flags) {
char value_str[4096];
snprintf(value_str, sizeof(value_str), "%.*s", (int)size, value);
char command[4096];
snprintf(command, sizeof(command), "%s setxattr '%s' '%s' '%s'", script_path, path, name, value_str);
int ret = system(command);
return ret == 0 ? 0 : -EIO;
}
// Add listxattr function
static int fusescript_listxattr(const char *path, char *list, size_t size) {
char command[4096];
snprintf(command, sizeof(command), "%s listxattr '%s'", script_path, path);
FILE *fp = popen(command, "r");
if (!fp) {
return -errno;
}
char *output = NULL;
size_t output_len = 0;
char line[1024];
while (fgets(line, sizeof(line), fp)) {
size_t len = strlen(line);
output = realloc(output, output_len + len + 1);
memcpy(output + output_len, line, len);
output_len += len;
}
fprintf(stderr, "listxattr script output: %s\n", output);
fprintf(stderr, "listxattr output length: %zu\n", output_len);
if (output) {
output[output_len] = '\0';
}
int ret = pclose(fp);
if (ret != 0 || !output) {
free(output);
return -EIO;
}
if (size == 0) {
// Return the size of the required buffer
free(output);
return output_len;
} else if (size < output_len) {
// Buffer too small
free(output);
return -ERANGE;
}
// Copy the attribute list
memcpy(list, output, output_len);
free(output);
return output_len;
}
static const struct fuse_operations fusescript_ops = {
.getattr = fusescript_getattr,
.readdir = fusescript_readdir,
@ -198,11 +354,24 @@ static const struct fuse_operations fusescript_ops = {
.mkdir = fusescript_mkdir,
.unlink = fusescript_unlink,
.rmdir = fusescript_rmdir,
.getxattr = fusescript_getxattr,
.setxattr = fusescript_setxattr,
.listxattr = fusescript_listxattr,
};
int main(int argc, char *argv[]) {
if (argc < 3) {
fprintf(stderr, "Usage: %s <script> <mountpoint>\n", argv[0]);
fprintf(stderr, "Usage: %s <script_or_serialdevice> <mountpoint>\n", argv[0]);
return 1;
}
if (strncmp(argv[2], "/dev/", 5) == 0) {
use_serial = 1;
strncpy(serial_device, argv[2], sizeof(serial_device) - 1);
serial_device[sizeof(serial_device) - 1] = '\0';
if (argc < 4) {
fprintf(stderr, "Missing mountpoint for serial device\n");
return 1;
}
@ -212,7 +381,16 @@ int main(int argc, char *argv[]) {
return 1;
}
argv[1] = argv[3];
return fuse_main(argc - 2, argv + 1, &fusescript_ops, NULL);
} else {
script_path = realpath(argv[1], NULL);
if (!script_path) {
perror("realpath");
return 1;
}
argv[1] = argv[2];
return fuse_main(argc - 1, argv + 1, &fusescript_ops, NULL);
}
}