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fix(failure-flow): keep interactive shell handling in script-generator and make rootfs resume dispatch direct

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vxtls 2026-03-19 12:35:23 -04:00
parent ea9c3d64a7
commit d7093313d7
2 changed files with 4 additions and 51 deletions
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38
seed/script-generator.c
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@ -462,9 +462,7 @@ FILE *start_script(int id, int bash_build) {
fputs("set -eEo pipefail\ntrap 'env PS1=\"[TRAP] \\w # \" bash -i' ERR\n", out);
} else {
/* FIXME early bash has buggy ERR trap handling */
fputs("set -e\ntrap 'bash -c '\"'\"'while true; do printf \""
"[TRAP - use Ctrl+D] $(pwd) # \"; eval \"$(cat)\"; done'\"'\"'' EXIT\n",
out);
fputs("set -e\ntrap 'status=$?; if [ \"${status}\" -ne 0 ]; then env PS1=\"[TRAP] \\w # \" bash -i; fi' EXIT\n", out);
}
} else {
fputs("set -e\n", out);
@ -531,12 +529,6 @@ void output_call_script(FILE *out, char *type, char *name, int bash_build, int s
}
void output_resume_network_init(FILE *out) {
fputs("if [ -f /steps/bootstrap.cfg ]; then\n", out);
fputs(". /steps/bootstrap.cfg\n", out);
fputs("fi\n", out);
fputs("if [ -f /steps/env ]; then\n", out);
fputs(". /steps/env\n", out);
fputs("fi\n", out);
fputs("mount | grep ' on /dev ' >/dev/null 2>&1 || (mkdir -p /dev; mount -t devtmpfs devtmpfs /dev)\n", out);
fputs("mount | grep ' on /proc ' >/dev/null 2>&1 || (mkdir -p /proc; mount -t proc proc /proc)\n", out);
fputs("if [ \"${CHROOT}\" = False ] && [ \"${NETWORK_READY}\" = True ] && command -v dhcpcd >/dev/null 2>&1; then\n", out);
@ -544,34 +536,8 @@ void output_resume_network_init(FILE *out) {
fputs("fi\n", out);
}
void output_init_failure_shell(FILE *out) {
fputs("status=$?\n", out);
fputs("echo \"bootstrap script failed with status ${status}; dropping to rescue shell\" >&2\n", out);
fputs("PATH=/bin:/usr/bin:/sbin:/usr/sbin:${PREFIX}/bin:${PATH}\n", out);
fputs("while true; do\n", out);
fputs("if command -v bash >/dev/null 2>&1; then\n", out);
fputs("env PS1=\"[FAIL ${status}] \\\\w # \" bash -i\n", out);
fputs("elif command -v sh >/dev/null 2>&1; then\n", out);
fputs("env PS1=\"[FAIL ${status}] \\\\w # \" sh -i\n", out);
fputs("else\n", out);
fputs("echo \"No interactive shell available; sleeping.\" >&2\n", out);
fputs("sleep 60\n", out);
fputs("fi\n", out);
fputs("done\n", out);
}
void output_init_call_script(FILE *out, char *name, int bash_build) {
if (bash_build) {
fputs("if ! bash ", out);
write_steps_prefix(out);
fputs(name, out);
fputs(".sh\n", out);
fputs("then\n", out);
output_init_failure_shell(out);
fputs("fi\n", out);
} else {
output_call_script(out, "", name, bash_build, 0);
}
output_call_script(out, "", name, bash_build, 0);
}
void output_build(FILE *out, Directive *directive, int pass_no, int bash_build) {