make: implemented lighttpd support to runserver rulefeature/runserver-lighttpd

6 files changed, 198 insertions, 1 deletions

diff --git a/Makefile.am b/Makefile.am
index 8191dd9..7405f4c 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -56,6 +56,7 @@ noinst_HEADERS = \
 	src/blogc-make/ctx.h \
 	src/blogc-make/exec.h \
 	src/blogc-make/exec-native.h \
+	src/blogc-make/lighttpd.h \
 	src/blogc-make/rules.h \
 	src/blogc-make/settings.h \
 	src/blogc-runserver/httpd.h \
@@ -231,6 +232,7 @@ libblogc_make_la_SOURCES = \
 	src/blogc-make/ctx.c \
 	src/blogc-make/exec.c \
 	src/blogc-make/exec-native.c \
+	src/blogc-make/lighttpd.c \
 	src/blogc-make/rules.c \
 	src/blogc-make/settings.c \
 	$(NULL)
diff --git a/src/blogc-make/ctx.c b/src/blogc-make/ctx.c
index 62b40b8..0aaf472 100644
--- a/src/blogc-make/ctx.c
+++ b/src/blogc-make/ctx.c
@@ -143,6 +143,7 @@ bm_ctx_new(bm_ctx_t *base, const char *settings_file, const char *argv0,
         rv->blogc = bm_exec_find_binary(argv0, "blogc", "BLOGC");
         rv->blogc_runserver = bm_exec_find_binary(argv0, "blogc-runserver",
             "BLOGC_RUNSERVER");
+        rv->lighttpd = bm_exec_find_binary(argv0, "lighttpd", "LIGHTTPD");
         rv->verbose = false;
     }
     else {
@@ -290,5 +291,6 @@ bm_ctx_free(bm_ctx_t *ctx)
     bm_ctx_free_internal(ctx);
     free(ctx->blogc);
     free(ctx->blogc_runserver);
+    free(ctx->lighttpd);
     free(ctx);
 }
diff --git a/src/blogc-make/ctx.h b/src/blogc-make/ctx.h
index 77e8088..290a6b7 100644
--- a/src/blogc-make/ctx.h
+++ b/src/blogc-make/ctx.h
@@ -31,6 +31,7 @@ typedef struct {
 typedef struct {
     char *blogc;
     char *blogc_runserver;
+    char *lighttpd;
     bool verbose;
 
     bm_settings_t *settings;
diff --git a/src/blogc-make/exec.c b/src/blogc-make/exec.c
index 5f508e6..28bab58 100644
--- a/src/blogc-make/exec.c
+++ b/src/blogc-make/exec.c
@@ -19,6 +19,7 @@
 #include "../common/utils.h"
 #include "ctx.h"
 #include "exec.h"
+#include "lighttpd.h"
 #include "settings.h"
 
 
@@ -343,6 +344,38 @@ bm_exec_blogc_runserver(bm_ctx_t *ctx, const char *host, const char *port,
     if (ctx == NULL)
         return 3;
 
+    int rv = 0;
+
+    // check if lighttpd exists
+
+    // we need to mangle path, because lighttpd is usually installed to
+    // /usr/sbin
+    char *old_path = getenv("PATH");
+    char *path = NULL;
+    if (old_path != NULL) {
+        path = bc_strdup_printf("/usr/sbin:%s", path);
+        setenv("PATH", path, 1);
+    }
+
+    char *cmd_lighttpd = bc_strdup_printf("%s -v 2> /dev/null > /dev/null",
+        ctx->lighttpd);
+    int status_lighttpd = system(cmd_lighttpd);
+    free(cmd_lighttpd);
+
+    // if it exists, use it! :D
+    if (127 != WEXITSTATUS(status_lighttpd)) {
+        char *conf = bm_lighttpd_deploy(ctx->output_dir, host, port);
+        if (conf == NULL)
+            return 3;
+
+        cmd_lighttpd = bc_strdup_printf("%s -D -f %s", ctx->lighttpd, conf);
+        int status = system(cmd_lighttpd);
+        free(cmd_lighttpd);
+        bm_lighttpd_destroy(conf);
+        rv = WEXITSTATUS(status);
+        goto eval_rv;
+    }
+
     bc_string_t *cmd = bc_string_new();
 
     bc_string_append(cmd, ctx->blogc_runserver);
@@ -377,9 +410,17 @@ bm_exec_blogc_runserver(bm_ctx_t *ctx, const char *host, const char *port,
 
     // we don't need pipes to run blogc-runserver, because it is "interactive"
     int status = system(cmd->str);
-    int rv = WEXITSTATUS(status);
+    rv = WEXITSTATUS(status);
     bc_string_free(cmd, true);
 
+eval_rv:
+
+    // cleanup path changes
+    if (old_path != NULL) {
+        setenv("PATH", old_path, 1);
+        free(path);
+    }
+
     if (rv != 0) {
         if (rv == 127) {
             fprintf(stderr,
diff --git a/src/blogc-make/lighttpd.c b/src/blogc-make/lighttpd.c
new file mode 100644
index 0000000..e1ba079
--- /dev/null
+++ b/src/blogc-make/lighttpd.c
@@ -0,0 +1,135 @@
+/*
+ * blogc: A blog compiler.
+ * Copyright (C) 2014-2017 Rafael G. Martins <rafael@rafaelmartins.eng.br>
+ *
+ * This program can be distributed under the terms of the BSD License.
+ * See the file LICENSE.
+ */
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <errno.h>
+#include <unistd.h>
+#include "../common/utils.h"
+#include "lighttpd.h"
+
+static const char conf[] =
+    "server.document-root = \"%s\"\n"
+    "server.bind = \"%s\"\n"
+    "server.port = %hu\n"
+    "server.errorlog = \"/dev/stderr\"\n"
+    "\n"
+    "mimetype.assign = (\n"
+    "    \".html\" => \"text/html\",\n"
+    "    \".htm\" => \"text/html\",\n"
+    "    \".shtml\" => \"text/html\",\n"
+    "    \".xml\" => \"text/xml\",\n"
+    "    \".txt\" => \"text/plain\",\n"
+    "    \".xhtml\" => \"application/xhtml+xml\",\n"
+    "    \".css\" => \"text/css\",\n"
+    "    \".gif\" => \"image/gif\",\n"
+    "    \".jpeg\" => \"image/jpeg\",\n"
+    "    \".jpg\" => \"image/jpeg\",\n"
+    "    \".js\" => \"application/javascript\",\n"
+    "    \".atom\" => \"application/atom+xml\",\n"
+    "    \".rss\" => \"application/rss+xml\",\n"
+    "    \".mml\" => \"text/mathml\",\n"
+    "    \".jad\" => \"text/vnd.sun.j2me.app-descriptor\",\n"
+    "    \".wml\" => \"text/vnd.wap.wml\",\n"
+    "    \".htc\" => \"text/x-component\",\n"
+    "    \".png\" => \"image/png\",\n"
+    "    \".tif\" => \"image/tiff\",\n"
+    "    \".tiff\" => \"image/tiff\",\n"
+    "    \".wbmp\" => \"image/vnd.wap.wbmp\",\n"
+    "    \".ico\" => \"image/x-icon\",\n"
+    "    \".jng\" => \"image/x-jng\",\n"
+    "    \".bmp\" => \"image/x-ms-bmp\",\n"
+    "    \".svg\" => \"image/svg+xml\",\n"
+    "    \".svgz\" => \"image/svg+xml\",\n"
+    "    \".webp\" => \"image/webp\",\n"
+    "    \".woff\" => \"application/font-woff\",\n"
+    "    \".jar\" => \"application/java-archive\",\n"
+    "    \".war\" => \"application/java-archive\",\n"
+    "    \".ear\" => \"application/java-archive\",\n"
+    "    \".json\" => \"application/json\",\n"
+    "    \".hqx\" => \"application/mac-binhex40\",\n"
+    "    \".doc\" => \"application/msword\",\n"
+    "    \".pdf\" => \"application/pdf\",\n"
+    "    \".ps\" => \"application/postscript\",\n"
+    "    \".eps\" => \"application/postscript\",\n"
+    "    \".ai\" => \"application/postscript\",\n"
+    "    \".rtf\" => \"application/rtf\",\n"
+    "    \".m3u8\" => \"application/vnd.apple.mpegurl\",\n"
+    "    \".xls\" => \"application/vnd.ms-excel\",\n"
+    "    \".eot\" => \"application/vnd.ms-fontobject\",\n"
+    "    \".ppt\" => \"application/vnd.ms-powerpoint\",\n"
+    "    \".wmlc\" => \"application/vnd.wap.wmlc\",\n"
+    "    \".kml\" => \"application/vnd.google-earth.kml+xml\",\n"
+    "    \".kmz\" => \"application/vnd.google-earth.kmz\",\n"
+    "    \".7z\" => \"application/x-7z-compressed\",\n"
+    "    \".cco\" => \"application/x-cocoa\",\n"
+    ")\n"
+    "\n"
+    "index-file.names = (\n"
+    "    \"index.html\",\n"
+    "    \"index.htm\",\n"
+    "    \"index.shtml\",\n"
+    "    \"index.xml\",\n"
+    "    \"index.txt\",\n"
+    "    \"index.xhtml\",\n"
+    ")\n";
+
+
+char*
+bm_lighttpd_deploy(const char *output_dir, const char *host, const char *port)
+{
+    if (output_dir == NULL)
+        return NULL;
+
+    unsigned short port_int = 8080;
+    if (port  != NULL) {
+        char *endptr;
+        port_int = strtoul(port, &endptr, 10);
+        if (*port != '\0' && *endptr != '\0') {
+            fprintf(stderr, "blogc-make: error: Failed to parse lighttpd port "
+                "value: %s\n", port);
+            return NULL;
+        }
+    }
+
+    // this is not really portable
+    char fname[] = "/tmp/blogc-make_XXXXXX";
+    int fd;
+    if (-1 == (fd = mkstemp(fname))) {
+        fprintf(stderr, "blogc-make: error: Failed to create temporary "
+            "lighttpd config: %s", strerror(errno));
+        return NULL;
+    }
+
+    const char *host_str = host == NULL ? "127.0.0.1": host;
+    char *content = bc_strdup_printf(conf, output_dir, host_str, port_int);
+
+    if (-1 == write(fd, content, strlen(content))) {
+        fprintf(stderr, "blogc-make: error: Failed to write to temporary "
+            "lighttpd config: %s", strerror(errno));
+        free(content);
+        close(fd);
+        unlink(fname);
+        return NULL;
+    }
+
+    free(content);
+    close(fd);
+
+    fprintf(stderr, " * Running on http://%s:%hu/\n\n", host_str, port_int);
+
+    return bc_strdup(fname);
+}
+
+
+void
+bm_lighttpd_destroy(const char *fname)
+{
+    unlink(fname);
+}
diff --git a/src/blogc-make/lighttpd.h b/src/blogc-make/lighttpd.h
new file mode 100644
index 0000000..6b7279d
--- /dev/null
+++ b/src/blogc-make/lighttpd.h
@@ -0,0 +1,16 @@
+/*
+ * blogc: A blog compiler.
+ * Copyright (C) 2014-2017 Rafael G. Martins <rafael@rafaelmartins.eng.br>
+ *
+ * This program can be distributed under the terms of the BSD License.
+ * See the file LICENSE.
+ */
+
+#ifndef _MAKE_LIGHTTPD_H
+#define _MAKE_LIGHTTPD_H
+
+char* bm_lighttpd_deploy(const char *output_dir, const char *host,
+    const char *port);
+void bm_lighttpd_destroy(const char *fname);
+
+#endif /* _MAKE_LIGHTTPD_H */