Merge "Integrate adb with fastdeploy"

1 files changed, 365 insertions, 0 deletions

diff --git a/adb/client/fastdeploy.cpp b/adb/client/fastdeploy.cpp
new file mode 100644
index 000000000..cd42b5600
--- /dev/null
+++ b/adb/client/fastdeploy.cpp
@@ -0,0 +1,365 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <androidfw/ResourceTypes.h>
+#include <androidfw/ZipFileRO.h>
+#include <libgen.h>
+#include <algorithm>
+
+#include "client/file_sync_client.h"
+#include "commandline.h"
+#include "fastdeploy.h"
+#include "fastdeploycallbacks.h"
+#include "utils/String16.h"
+
+const long kRequiredAgentVersion = 0x00000001;
+
+const char* kDeviceAgentPath = "/data/local/tmp/";
+
+long get_agent_version() {
+    std::vector<char> versionOutputBuffer;
+    std::vector<char> versionErrorBuffer;
+
+    int statusCode = capture_shell_command("/data/local/tmp/deployagent.sh version",
+                                           &versionOutputBuffer, &versionErrorBuffer);
+    long version = -1;
+
+    if (statusCode == 0 && versionOutputBuffer.size() > 0) {
+        version = strtol((char*)versionOutputBuffer.data(), NULL, 16);
+    }
+
+    return version;
+}
+
+int get_device_api_level() {
+    std::vector<char> sdkVersionOutputBuffer;
+    std::vector<char> sdkVersionErrorBuffer;
+    int api_level = -1;
+
+    int statusCode = capture_shell_command("getprop ro.build.version.sdk", &sdkVersionOutputBuffer,
+                                           &sdkVersionErrorBuffer);
+    if (statusCode == 0 && statusCode == 0 && sdkVersionOutputBuffer.size() > 0) {
+        api_level = strtol((char*)sdkVersionOutputBuffer.data(), NULL, 10);
+    }
+
+    return api_level;
+}
+
+// local_path - must start with a '/' and be relative to $ANDROID_PRODUCT_OUT
+static bool get_agent_component_host_path(bool use_localagent, const char* adb_path,
+                                          const char* local_path, const char* sdk_path,
+                                          std::string* output_path) {
+    std::string mutable_adb_path = adb_path;
+    const char* adb_dir = dirname(&mutable_adb_path[0]);
+    if (adb_dir == nullptr) {
+        return false;
+    }
+
+    if (use_localagent) {
+        const char* product_out = getenv("ANDROID_PRODUCT_OUT");
+        if (product_out == nullptr) {
+            return false;
+        }
+        *output_path = android::base::StringPrintf("%s%s", product_out, local_path);
+        return true;
+    } else {
+        *output_path = android::base::StringPrintf("%s%s", adb_dir, sdk_path);
+        return true;
+    }
+    return false;
+}
+
+static bool deploy_agent(bool checkTimeStamps, bool use_localagent, const char* adb_path) {
+    std::vector<const char*> srcs;
+
+    std::string agent_jar_path;
+    if (get_agent_component_host_path(use_localagent, adb_path, "/system/framework/deployagent.jar",
+                                      "/deployagent.jar", &agent_jar_path)) {
+        srcs.push_back(agent_jar_path.c_str());
+    } else {
+        return false;
+    }
+
+    std::string agent_sh_path;
+    if (get_agent_component_host_path(use_localagent, adb_path, "/system/bin/deployagent.sh",
+                                      "/deployagent.sh", &agent_sh_path)) {
+        srcs.push_back(agent_sh_path.c_str());
+    } else {
+        return false;
+    }
+
+    if (do_sync_push(srcs, kDeviceAgentPath, checkTimeStamps)) {
+        // on windows the shell script might have lost execute permission
+        // so need to set this explicitly
+        const char* kChmodCommandPattern = "chmod 777 %sdeployagent.sh";
+        std::string chmodCommand =
+                android::base::StringPrintf(kChmodCommandPattern, kDeviceAgentPath);
+        int ret = send_shell_command(chmodCommand.c_str());
+        return (ret == 0);
+    } else {
+        return false;
+    }
+}
+
+bool update_agent(FastDeploy_AgentUpdateStrategy agentUpdateStrategy, bool use_localagent,
+                  const char* adb_path) {
+    long agent_version = get_agent_version();
+    switch (agentUpdateStrategy) {
+        case FastDeploy_AgentUpdateAlways:
+            if (deploy_agent(false, use_localagent, adb_path) == false) {
+                return false;
+            }
+            break;
+        case FastDeploy_AgentUpdateNewerTimeStamp:
+            if (deploy_agent(true, use_localagent, adb_path) == false) {
+                return false;
+            }
+            break;
+        case FastDeploy_AgentUpdateDifferentVersion:
+            if (agent_version != kRequiredAgentVersion) {
+                if (agent_version < 0) {
+                    printf("Could not detect agent on device, deploying\n");
+                } else {
+                    printf("Device agent version is (%ld), (%ld) is required, re-deploying\n",
+                           agent_version, kRequiredAgentVersion);
+                }
+                if (deploy_agent(false, use_localagent, adb_path) == false) {
+                    return false;
+                }
+            }
+            break;
+    }
+
+    agent_version = get_agent_version();
+    return (agent_version == kRequiredAgentVersion);
+}
+
+static std::string get_string_from_utf16(const char16_t* input, int input_len) {
+    ssize_t utf8_length = utf16_to_utf8_length(input, input_len);
+    if (utf8_length <= 0) {
+        return {};
+    }
+
+    std::string utf8;
+    utf8.resize(utf8_length);
+    utf16_to_utf8(input, input_len, &*utf8.begin(), utf8_length + 1);
+    return utf8;
+}
+
+// output is required to point to a valid output string (non-null)
+static bool get_packagename_from_apk(const char* apkPath, std::string* output) {
+    using namespace android;
+
+    ZipFileRO* zipFile = ZipFileRO::open(apkPath);
+    if (zipFile == nullptr) {
+        return false;
+    }
+
+    ZipEntryRO entry = zipFile->findEntryByName("AndroidManifest.xml");
+    if (entry == nullptr) {
+        return false;
+    }
+
+    uint32_t manifest_len = 0;
+    if (!zipFile->getEntryInfo(entry, NULL, &manifest_len, NULL, NULL, NULL, NULL)) {
+        return false;
+    }
+
+    std::vector<char> manifest_data(manifest_len);
+    if (!zipFile->uncompressEntry(entry, manifest_data.data(), manifest_len)) {
+        return false;
+    }
+
+    ResXMLTree tree;
+    status_t setto_status = tree.setTo(manifest_data.data(), manifest_len, true);
+    if (setto_status != NO_ERROR) {
+        return false;
+    }
+
+    ResXMLParser::event_code_t code;
+    while ((code = tree.next()) != ResXMLParser::BAD_DOCUMENT &&
+           code != ResXMLParser::END_DOCUMENT) {
+        switch (code) {
+            case ResXMLParser::START_TAG: {
+                size_t element_name_length;
+                const char16_t* element_name = tree.getElementName(&element_name_length);
+                if (element_name == nullptr) {
+                    continue;
+                }
+
+                std::u16string element_name_string(element_name, element_name_length);
+                if (element_name_string == u"manifest") {
+                    for (int i = 0; i < (int)tree.getAttributeCount(); i++) {
+                        size_t attribute_name_length;
+                        const char16_t* attribute_name_text =
+                                tree.getAttributeName(i, &attribute_name_length);
+                        if (attribute_name_text == nullptr) {
+                            continue;
+                        }
+                        std::u16string attribute_name_string(attribute_name_text,
+                                                             attribute_name_length);
+
+                        if (attribute_name_string == u"package") {
+                            size_t attribute_value_length;
+                            const char16_t* attribute_value_text =
+                                    tree.getAttributeStringValue(i, &attribute_value_length);
+                            if (attribute_value_text == nullptr) {
+                                continue;
+                            }
+                            *output = get_string_from_utf16(attribute_value_text,
+                                                            attribute_value_length);
+                            return true;
+                        }
+                    }
+                }
+                break;
+            }
+            default:
+                break;
+        }
+    }
+
+    return false;
+}
+
+int extract_metadata(const char* apkPath, FILE* outputFp) {
+    std::string packageName;
+    if (get_packagename_from_apk(apkPath, &packageName) == false) {
+        return -1;
+    }
+
+    const char* kAgentExtractCommandPattern = "/data/local/tmp/deployagent.sh extract %s";
+    std::string extractCommand =
+            android::base::StringPrintf(kAgentExtractCommandPattern, packageName.c_str());
+
+    std::vector<char> extractErrorBuffer;
+    int statusCode;
+    DeployAgentFileCallback cb(outputFp, &extractErrorBuffer, &statusCode);
+    int ret = send_shell_command(extractCommand.c_str(), false, &cb);
+
+    if (ret == 0) {
+        return cb.getBytesWritten();
+    }
+
+    return ret;
+}
+
+// output is required to point to a valid output string (non-null)
+static bool patch_generator_command(bool use_localagent, const char* adb_path,
+                                    std::string* output) {
+    if (use_localagent) {
+        // This should never happen on a Windows machine
+        const char* kGeneratorCommandPattern = "java -jar %s/framework/deploypatchgenerator.jar";
+        const char* host_out = getenv("ANDROID_HOST_OUT");
+        if (host_out == nullptr) {
+            return false;
+        }
+        *output = android::base::StringPrintf(kGeneratorCommandPattern, host_out, host_out);
+        return true;
+    } else {
+        const char* kGeneratorCommandPattern = R"(java -jar "%s/deploypatchgenerator.jar")";
+        std::string mutable_adb_path = adb_path;
+        const char* adb_dir = dirname(&mutable_adb_path[0]);
+        if (adb_dir == nullptr) {
+            return false;
+        }
+
+        *output = android::base::StringPrintf(kGeneratorCommandPattern, adb_dir, adb_dir);
+        return true;
+    }
+    return false;
+}
+
+int create_patch(const char* apkPath, const char* metadataPath, const char* patchPath,
+                 bool use_localagent, const char* adb_path) {
+    const char* kGeneratePatchCommandPattern = R"(%s "%s" "%s" > "%s")";
+    std::string patch_generator_command_string;
+    if (patch_generator_command(use_localagent, adb_path, &patch_generator_command_string) ==
+        false) {
+        return 1;
+    }
+    std::string generatePatchCommand = android::base::StringPrintf(
+            kGeneratePatchCommandPattern, patch_generator_command_string.c_str(), apkPath,
+            metadataPath, patchPath);
+    return system(generatePatchCommand.c_str());
+}
+
+std::string get_patch_path(const char* apkPath) {
+    std::string packageName;
+    if (get_packagename_from_apk(apkPath, &packageName) == false) {
+        return "";
+    }
+    std::string patchDevicePath =
+            android::base::StringPrintf("%s%s.patch", kDeviceAgentPath, packageName.c_str());
+    return patchDevicePath;
+}
+
+int apply_patch_on_device(const char* apkPath, const char* patchPath, const char* outputPath) {
+    const std::string kAgentApplyCommandPattern =
+            "/data/local/tmp/deployagent.sh apply %s %s -o %s";
+
+    std::string packageName;
+    if (get_packagename_from_apk(apkPath, &packageName) == false) {
+        return -1;
+    }
+    std::string patchDevicePath = get_patch_path(apkPath);
+
+    std::vector<const char*> srcs = {patchPath};
+    bool push_ok = do_sync_push(srcs, patchDevicePath.c_str(), false);
+
+    if (!push_ok) {
+        return -1;
+    }
+
+    std::string applyPatchCommand =
+            android::base::StringPrintf(kAgentApplyCommandPattern.c_str(), packageName.c_str(),
+                                        patchDevicePath.c_str(), outputPath);
+    return send_shell_command(applyPatchCommand);
+}
+
+int install_patch(const char* apkPath, const char* patchPath, int argc, const char** argv) {
+    const std::string kAgentApplyCommandPattern =
+            "/data/local/tmp/deployagent.sh apply %s %s -pm %s";
+
+    std::string packageName;
+    if (get_packagename_from_apk(apkPath, &packageName) == false) {
+        return -1;
+    }
+
+    std::vector<const char*> srcs;
+    std::string patchDevicePath =
+            android::base::StringPrintf("%s%s.patch", kDeviceAgentPath, packageName.c_str());
+    srcs.push_back(patchPath);
+    bool push_ok = do_sync_push(srcs, patchDevicePath.c_str(), false);
+
+    if (!push_ok) {
+        return -1;
+    }
+
+    std::vector<unsigned char> applyOutputBuffer;
+    std::vector<unsigned char> applyErrorBuffer;
+    std::string argsString;
+
+    for (int i = 0; i < argc; i++) {
+        argsString.append(argv[i]);
+        argsString.append(" ");
+    }
+
+    std::string applyPatchCommand =
+            android::base::StringPrintf(kAgentApplyCommandPattern.c_str(), packageName.c_str(),
+                                        patchDevicePath.c_str(), argsString.c_str());
+    return send_shell_command(applyPatchCommand);
+}