feat(ltm): PoC paste pages
parent
11421dca74
commit
8c2a7a640d
GPG Key ID:
B75D4F293C7052DB
6
Makefile
6
Makefile
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@ -42,7 +42,11 @@ liblsm:
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liblnm:
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$(MAKE) -C lnm
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$(BIN): liblsm liblnm $(OBJS)
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.PHONY: libltm
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libltm:
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$(MAKE) -C ltm
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$(BIN): liblsm liblnm libltm $(OBJS)
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$(CC) -o $@ $(OBJS) $(_LDFLAGS)
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$(BUILD_DIR)/$(SRC_DIR)/%.c.o: $(SRC_DIR)/%.c
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@ -7,16 +7,16 @@ SRC_DIR = src
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TEST_DIR = test
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THIRDPARTY_DIR = thirdparty
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INC_DIRS = include $(THIRDPARTY_DIR)/include lsm/include lnm/include
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LIBS = lsm lnm
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LIB_DIRS = ./lsm/build ./lnm/build
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INC_DIRS = include $(THIRDPARTY_DIR)/include lsm/include lnm/include ltm/include
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LIBS = lsm lnm ltm
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LIB_DIRS = ./lsm/build ./lnm/build ./ltm/build
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# -MMD: generate a .d file for every source file. This file can be imported by
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# make and makes make aware that a header file has been changed, ensuring an
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# object file is also recompiled if only a header is changed.
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# -MP: generate a dummy target for every header file (according to the docs it
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# prevents some errors when removing header files)
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CFLAGS ?= -MMD -MP -g
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CFLAGS ?= -MMD -MP -g -Wall
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# When compiling release builds, these flags are better
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# CLAGS = -O3
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@ -4,16 +4,21 @@
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#include "lnm/common.h"
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#include "lnm/http/loop.h"
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#include "lsm/store.h"
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#include "ltm/template.h"
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extern const char lander_key_charset[];
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typedef struct lander_gctx {
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const char *data_dir;
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lsm_store *store;
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struct {
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ltm_template *paste;
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} templates;
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} lander_gctx;
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typedef struct lander_ctx {
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lsm_entry_handle *entry;
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ltm_instance *instance;
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} lander_ctx;
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typedef enum lander_attr_type : uint8_t {
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@ -3,6 +3,7 @@
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#include "lnm/common.h"
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#include "lsm/store.h"
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#include "ltm/template.h"
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#include "lander.h"
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@ -29,6 +30,12 @@ void lander_ctx_reset(lander_ctx *ctx) {
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ctx->entry = NULL;
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}
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if (ctx->instance != NULL) {
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ltm_instance_free(ctx->instance);
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ctx->instance = NULL;
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}
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}
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void lander_ctx_free(lander_ctx *ctx) { free(ctx); }
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@ -9,6 +9,7 @@
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#include "lsm/store.h"
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#include "lander.h"
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#include "ltm/template.h"
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static const char index_page[] =
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"<!DOCTYPE html>\n"
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@ -73,13 +74,38 @@ lnm_err lander_entry_data_streamer(uint64_t *written, char *buf,
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return lnm_err_ok;
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}
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lnm_http_step_err lander_get_paste(lnm_http_conn *conn) {
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lnm_err lander_template_streamer(size_t *written, char *buf, lnm_http_conn *conn, uint64_t offset, uint64_t len) {
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lnm_http_loop_ctx *ctx = conn->ctx;
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lander_ctx *c_ctx = ctx->c;
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lnm_http_res_body_set_fn(&ctx->res, lander_entry_data_streamer,
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lsm_entry_data_len(c_ctx->entry));
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lnm_http_res_add_header(&ctx->res, lnm_http_header_content_type, "text/plain",
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// TODO respect offset variable
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ltm_instance_write(written, buf, len, c_ctx->instance);
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return lnm_err_ok;
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}
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ltm_err lander_data_to_template(size_t *written, char *buf, size_t len, void *data) {
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lsm_entry_handle *entry = data;
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lsm_entry_data_read(written, buf, entry, len);
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return ltm_err_ok;
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}
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lnm_http_step_err lander_get_paste(lnm_http_conn *conn) {
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lnm_http_loop_ctx *ctx = conn->ctx;
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lander_gctx *c_gctx = ctx->g->c;
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lander_ctx *c_ctx = ctx->c;
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ltm_template_instantiate(&c_ctx->instance, c_gctx->templates.paste);
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/* ltm_instance_block_add_var(c_ctx->instance, ltm_instance_block_type_buf, lsm_str_ptr(c_ctx->entry)) */
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ltm_instance_block_add_var_fn(c_ctx->instance, "paste", lander_data_to_template, c_ctx->entry, lsm_entry_data_len(c_ctx->entry));
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lnm_http_res_body_set_fn(&ctx->res, lander_template_streamer,
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ltm_instance_size(c_ctx->instance));
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lnm_http_res_add_header(&ctx->res, lnm_http_header_content_type, "text/html",
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false);
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return lnm_http_step_err_done;
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@ -4,10 +4,17 @@
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#include "lnm/http/loop.h"
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#include "lnm/log.h"
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#include "ltm/template.h"
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#include "lander.h"
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const char *lander_server = "lander/" LANDER_VERSION;
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const char *paste_template =
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"<!doctype html>\n"
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"<head><link rel=\"stylesheet\" href=\"https://cdn.jsdelivr.net/gh/highlightjs/cdn-release@11.9.0/build/styles/stackoverflow-dark.min.css\">\n"
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"<script src=\"https://cdnjs.cloudflare.com/ajax/libs/highlight.js/11.9.0/highlight.min.js\"></script>\n"
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"<script>hljs.highlightAll();</script></head>\n"
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"<body><h1>{{ header }}</h1><pre><code>{{ paste }}</code></pre></body>";
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lnm_http_loop *loop_init(lander_gctx *gctx, const char *api_key) {
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lnm_http_loop *hl;
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@ -117,6 +124,8 @@ int main() {
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lander_gctx *c_gctx = lander_gctx_init();
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c_gctx->data_dir = data_dir_s;
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ltm_template_compile(&c_gctx->templates.paste, paste_template);
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lsm_str *data_dir;
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lsm_str_init_copy(&data_dir, (char *)data_dir_s);
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