Function cgi_handle_exec

modules/generators/cgi_common.h:128–205

}

static apr_status_t cgi_handle_exec(include_ctx_t *ctx, ap_filter_t *f,
                                    apr_bucket_brigade *bb)
{
    char *tag = NULL;
    char *tag_val = NULL;
    request_rec *r = f->r;
    char *file = r->filename;
    char parsed_string[MAX_STRING_LEN];

    if (!ctx->argc) {
        ap_log_rerror(APLOG_MARK,
                      (ctx->flags & SSI_FLAG_PRINTING)
                          ? APLOG_ERR : APLOG_WARNING,
                      0, r, APLOGNO(03195)
                      "missing argument for exec element in %s", r->filename);
    }

    if (!(ctx->flags & SSI_FLAG_PRINTING)) {
        return APR_SUCCESS;
    }

    if (!ctx->argc) {
        SSI_CREATE_ERROR_BUCKET(ctx, f, bb);
        return APR_SUCCESS;
    }

    if (ctx->flags & SSI_FLAG_NO_EXEC) {
        ap_log_rerror(APLOG_MARK, APLOG_ERR, 0, r, APLOGNO(01228) "exec used but not allowed "
                      "in %s", r->filename);
        SSI_CREATE_ERROR_BUCKET(ctx, f, bb);
        return APR_SUCCESS;
    }

    while (1) {
        cgi_pfn_gtv(ctx, &tag, &tag_val, SSI_VALUE_DECODED);
        if (!tag || !tag_val) {
            break;
        }

        if (!strcmp(tag, "cmd")) {
            apr_status_t rv;

            cgi_pfn_ps(ctx, tag_val, parsed_string, sizeof(parsed_string),
                       SSI_EXPAND_LEAVE_NAME);

            rv = include_cmd(ctx, f, bb, parsed_string);
            if (rv != APR_SUCCESS) {
                ap_log_rerror(APLOG_MARK, APLOG_ERR, 0, r, APLOGNO(01229) "execution failure "
                              "for parameter \"%s\" to tag exec in file %s",
                              tag, r->filename);
                SSI_CREATE_ERROR_BUCKET(ctx, f, bb);
                break;
            }
        }
        else if (!strcmp(tag, "cgi")) {
            apr_status_t rv;

            cgi_pfn_ps(ctx, tag_val, parsed_string, sizeof(parsed_string),